SECTION-IIIBIDDATASHEET(BDS)STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGEFORBONGAIGAONTHERMALPOWERPROJECT(3x250MW)ThefollowingbidspecificdataforthePlant&Equipmenttobeprocured,shallamendand/orsupplementtheprovisionsintheInstructionstoBidders(ITB).Wheneverthereisaconflict,theprovisionshereinshallprevailoverthoseintheITB.InvitationforBids(IFB)No.:CS-4610-101-2BDSItem ITBClauseRef., DataNo. ifanyA.INTRODUCTION1. ITB1.1 NameofthePackage: SteamGeneratorwithElectrostaticPrecipitatorPackageforBongaigaonThermalPowerProject(3x250MW)B.THEBIDDINGDOCUMENTS2. ITB5.1 AddressofEmployer: DGM(CS/Th-I)NTPCLimited,6thFloor,Engg.OfficeComplex,PlotA-8A,Sector24,Noida-201301Distt.GautamBudhNagar,StateofU.P.IndiaTelephoneNo. 0091-120-2596671 / 2410522 / 2596689FaxNo. 0091-120-2410359/ 2410284 / 2410011Addanewsubclauseasfollows:3. ITB5.1 "Pre-BidConferenceTheBidderorhisauthorisedrepresentativeisinvitedtoattendpre-bidconferencewhichwilltakeplaceatthefollowingaddress:AddressmentionedatItemNo.2aboveThepre-bidconferenceshallbearrangedon22.05.2007at1030AMonwards.PAGE1OF18STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGESECTION-III(BDS)BONGAIGAONTHERMALPOWERPROJECT(3x250MW)BIDDOCUMENTNO.CS-4610-101-2BDS Item ITB Clause DataNo. Ref., if anyPAGE2OF18STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGESECTION-III(BDS)BONGAIGAONTHERMALPOWERPROJECT(3x250MW)BIDDOCUMENTNO.CS-4610-101-2ThepurposeoftheconferencewillbetoclarifyanyissueregardingtheBiddingDocuments.TheBidderisrequestedtosubmitquestionsinwritingorbyfaxtoreachtheEmployerattheaddressindicatedabove,notlaterthanfifteen(15)daysbeforethepre-bidconference.Recordnotesofthepre-bidconferenceincludingtheEmployer'sresponsestothequeriesraisedbythebiddersinwritingshallbetransmittedtoalltheprospectivebidderswhohavepurchasedthebiddingdocuments.Further,anymodificationsoftheBiddingDocumentswhichmaybecomenecessaryasaresultofthepre-bidconferenceshallbemadebytheEmployerexclusivelythroughanamendmenttothebiddingdocumentsandnotthroughtherecordnotesofthepre-bidconference.Non-attendanceatthepre-bidconferencewillnotbeacasefordisqualificationofabidder.Afterpre-bidconference,biddersmayseekfurtherclarifications,ifnecessary,providedsuchclarificationsaresoughtnotlaterthan28dayspriortolastdateofsubmissionofbids."C.PREPARATIONOFBIDS4.0 ITB8.3(c) QualifyingrequirementforBidders.4.1 InadditiontotherequirementsstipulatedundersectionITB,thebiddershouldalsomeetthequalifyingrequirementsstipulatedhereunderinclauses4.1.1or4.1.2or4.1.3,asthecasemaybe,andasperclause4.2.0:4.1.1 TheBi ddershoul dhavedesi gned,engi neered,manufactured,erected/supervi sederecti onandcommissioned/supervisedcommissioningofatleastone(1)no.ofcoalfiredsteamgeneratorofcapacity675tonnesofsteamperhourorabove,ofthetypespecified(i.e.Drumtypewithsinglepass(towertype)ortwopasstype)wi threheatandwhi chi si nsuccessfuloperationforaperiodofnotlessthanone(1)yearasonthedateofbidopening.Thebiddershallofferonlythetypeofsteamgeneratorforwhichheisqualified.4.1.24.1.2(a) TheBiddershallbeeitheranEngineering,ProcurementBDS Item ITB Clause DataNo. Ref., if anyPAGE3OF18STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGESECTION-III(BDS)BONGAIGAONTHERMALPOWERPROJECT(3x250MW)BIDDOCUMENTNO.CS-4610-101-2andConstruction(EPC)organizationoraTurnkeyManagementandContractingorganizationexecutingfossilfuelfiredpowerplantsandhasengineered/gotengineered,supplied,erectedandcommissionedatleasttwo(2)nos.fossilfuelfiredthermalunits(oneeachattwoseparatestations)consistingofsteamgeneratoralongwithassociatedauxiliaryequipmentsofatleast200MWunitcapacity,onaturnkeybasis(withorwithoutcivilworks),whichareinsuccessfuloperationforaperiodofnotlessthantwo(2)yearsasondateofbidopening.4.1.2(b) Inadditiontotheabove,theBiddershallassociate/collaboratewithasteamgeneratormanufacturerwhomeetstherequirementsof4.1.1aboveonhisownandsourcesthesteamgeneratorfromsuchassociate/collaborator.Further,thebiddershallofferonlythetypeofsteamgenerators(i.e.Drumtypewithsinglepass(towertype)ortwopasstype)withreheatforwhichhisassociate/collaboratorisqualified.TheBiddershallalongwiththebidfurnishanundertakingjointlyexecutedbyhimandthesteamgeneratormanufacturerforthesuccessfulperformanceofsteamgeneratorandassociatedauxiliaryequipments,aspertheformatenclosedinthebiddingdocumentsinwhichthesteamgeneratormanufacturerandthebidderarejointlyandseverallyliabletotheEmployertoperformallthecontractual obl i gati onsi ncl udi ngthetechni calguaranteesforthecompletesteamgeneratorandassociatedauxiliaryequipments.Thedeedofjointundertakingshallbesubmittedalongwiththebid,failingwhichthebiddershallbedisqualifiedandhisbidshallberejected.Incaseofaward,thesteamgeneratormanufacturerwillberequiredtofurnishanondemandbankguaranteefor5%ofthecontractpriceofSteamGeneratorwithElectrostaticPrecipitatorpackageinadditiontothecontractperformancesecuritytobefurnishedbythebidder.4.1.2(c) Bidderwhobyhimselfhasnotcarriedouttheengi neeri ngofthereferencepl antsaspertherequi rementssti pul atedaboveshal l addi ti onal l yassociate/collaboratewithanarchitectengineeringfirm/designinstitutecurrentlyinthefieldofengineeringfossilfuelfiredreheattypepowerplantsandwhohascarri edoutengi neeri ngofsteamgeneratorsetalongwithassociatedauxiliaryequipmentsforatleastBDS Item ITB Clause DataNo. Ref., if anyPAGE4OF18STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGESECTION-III(BDS)BONGAIGAONTHERMALPOWERPROJECT(3x250MW)BIDDOCUMENTNO.CS-4610-101-2two(2)nos.ofcoalfiredreheattypeunits,withminimumunitratingof200MWeach(oneeachattwoseparatestations),whichareinsuccessfuloperationforaperiodofnotlessthantwo(2)yearsasonthedateofbidopening.Further,theBiddershallalongwiththebidfurnishanundertakingjointlyexecutedbyhimandthearchitectengineeringfirm/designinstituteforthesuccessfulperformanceoftheservicesincludedinthescopeofthearchitectengineeringfirm/designinstituteaspertheformatenclosedinthebiddingdocuments,failingwhichtheBiddershallbedisqualifiedandhisbidshallberejected.Incaseofaward,thearchitectengineeringfirm/designinstitutewillberequiredtofurnishanondemandbankguaranteefor0.05%ofthecontractpriceoftheSteamGeneratorwithElectrostaticPrecipitatorpackageinadditiontothecontractperformancesecuritytobefurnishedbytheBidder.4.1.34.1.3(a) TheBiddershouldhavebeenleaderofaconsortiumwhohascollectivelyexecutedacontractmeetingrequirementsstipulatedatclause4.1.1inareferenceplant.Further,forthepresentbid,thebiddershallassociatewiththesamefirmwhohasdesignedaswellasmanufacturedthesteamgeneratorforthereferenceplantsuchthattheBidderalongwithhisassociatecollectivelymeetstherequirementsofclause4.1.1.Thebidderalongwithhisassociateshallofferonlythetypeofsteamgeneratori.e.Drumtypewithsinglepass(towertype)ortwopasswithreheattypeasinthereferenceplant.4.1.3(b) Inadditiontotheabove,thebiddershallalongwiththebidfurnishanundertakingjointlyexecutedbyhimandhisassociateforthesuccessfulperformanceofsteamgeneratoranditsauxiliaryequipments,aspertheformatenclosedinthebiddingdocumentsinwhichtheassociateandthebidderarejointlyandseverallyliabletotheEmployertoperformallthecontractual obl i gati onsi ncl udi ngthetechni calguaranteesforthecompletesteamgeneratoranditsauxiliaryequipments.Thedeedofjointundertakingshallbesubmittedalongwiththebid,failingwhichthebidshallbedisqualifiedandhisbidshallberejected.Incaseofaward,theassociatewillberequiredtofurnishanondemandbankguaranteeforBDS Item ITB Clause DataNo. Ref., if anyPAGE5OF18STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGESECTION-III(BDS)BONGAIGAONTHERMALPOWERPROJECT(3x250MW)BIDDOCUMENTNO.CS-4610-101-25%ofthetotalcontractpriceofSteamGeneratorwithElectrostaticPrecipitatorpackageinadditiontothecontractperformancesecuritytobefurnishedbytheBidder.4.1.3(c) TheBidderwhobyhimselfhasnotcarriedouttheengineeringofthereferenceplantshalladditionallyassociatewithanarchitectengineeringfirm/designinstitutemeetingrequirementsstipulatedatclause4.1.2(c) above.Notestoclause4.1.1,4.1.2&4.1.3:(i) Whereverthetermcoalfiredisappearingabove,coal shal l bedeemedtoal soi ncl udebituminouscoal/sub-bituminouscoal/browncoal/lignite.(ii) Whereerection/supervisionoferectionandcommissioning/supervisionofcommissioninghasnotbeeninthescopeofthebidderasmentionedinclause4.1.1,heshouldhaveactedasanadvisorforerectionandcommissioningoftheSteamGeneratorandauxiliaries.Necessarydocuments/certificatesfromtheclient,insupportofaboveshallbefurnishedwiththebid.Notetoclause4.1.1:Thebiddershallalsobeconsideredqualified,incasetheawardforthereferenceworks(Steamgenerator)hasbeenreceivedbythebiddereitherdirectlyfromownerofplantoranyotherintermediaryorganisation.However,acertificatefromsuchownerofplantortheintermediaryorganisationshallberequiredtobefurnishedbythebidderalongwithhisbidinsupportofhisclaimofmeetingthequalificationrequirementasper4.1.1above,asthecasemaybe.Further,certificatefromowneroftheplantshallalsobefurnishedbythebidderforthesuccessfuloperationoftheSteamgeneratorasspecifiedatclause4.1.1.4.2 4.2.0 Financialrequirementsa) TheNetWorthofthebidderasonthelastdayoftheprecedingfinancialyearshallnotbelessthan25%ofthepaid-upsharecapital.BDS Item ITB Clause DataNo. Ref., if anyPAGE6OF18STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGESECTION-III(BDS)BONGAIGAONTHERMALPOWERPROJECT(3x250MW)BIDDOCUMENTNO.CS-4610-101-2Abidderwhodoesnotsatisfythenetworthcriteria,stipulatedinclause4.2.0(a)aboveonitsownwouldberequiredtofurnishalongwithitsbid,aletterofUndertakingfromtheholdingcompanypledgingunconditionalandirrevocablefinancialsupportfortheexecutionoftheContractbythebidderincaseofaward,providedthatthenetworthofsuchholdingcompanyasonthelastdayoftheprecedingfinancialyearshouldbeatleastequaltomorethanthepaid-upsharecapitaloftheholdingcompany.Incaseswhereauditedresultsforthelastprecedingfinancialyearsarenotavailable,certi fi cati onoffi nanci al statementsfromapracticingCharteredAccountantshallalsobeconsideredacceptable.b) Theaverageannualturnoverofthebidder,intheprecedingthree(3)financialyearsasonthedateofbidopening,shallnotbelessthanRs.3232millionorinequivalentforeigncurrencyc) TheunutilizedBankGuaranteelimitsofthebidder,ason7(seven)dayspriortothedateofbidopening,dulycertifiedbytheBankers,shallnotbelessthanRs.3454millionorinequivalentforeigncurrency.d) Thebiddershallhaveunutilizedcashcreditlimitstogetherwithcashandbankbalancesincludingfixeddeposits,asonthe7(seven)dayspriortothedateofbidopening,ofnotlessthanRs.808millionorinequivalentforeigncurrency.e) Incasethebiddersunutilizedbankguarantee/cashcredi tl i mi ts(sti pul atedat4.2.0(c)&4.2.0(d)abovearenotsufficient,acomfortletterfromoneofthebankersspecifiedinthebiddingdocumentsunequivocallystatingthatincasethebidderisawardedthecontract,theBankwouldenhancebankguaranteelimit/cashcreditlimittoalevelnotlessthanthespecifiedamounts,shallbeacceptable.BDS Item ITB Clause DataNo. Ref., if anyPAGE7OF18STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGESECTION-III(BDS)BONGAIGAONTHERMALPOWERPROJECT(3x250MW)BIDDOCUMENTNO.CS-4610-101-2Notesforclause4.2.0:a) NetWorthmeansthesumtotalofthepaidupsharecapitalandfreereserves.Freereservesmeansallreservescreditedoutoftheprofitsandsharepremiumaccountbutdoesnotincludereservescreditedoutoftherevaluationofassets,wri tebackofdepreci ati onprovi si onsandamalgamation.Further,anydebitbalanceofprofitandlossaccountandmiscellaneousexpensestotheextentnotadjustedorwrittenof,ifany,shallbereducedfromReserves&Surplus.b) Otherincomeshallnotbeconsideredforarrivingatannualturnover.c) ForunutilizedBGlimits,CashCreditLimitsandTurnoverindicatedinforeigncurrency,theexchangerateason7(seven)dayspriortothedateofbidopeningshallbeused.4.3 Bidsnotmeetingtherequirementsasstatedaboveshallberejected.4.4 Biddersarerequiredtofurnishthedetailsofthepastexperiencebasedonwhichselectionistobemadeasperformatsenclosedinthebiddingdocumentsforthesameandencloserelevantdocumentslikecopiesofauthenticworkorder,completioncertificate,agreements,etc.supportingthedetails/dataprovidedintheformat.Noclaimswithoutsupportingdocumentsshallbeacceptedinthisregard.4.5 TheEmployeralsoreservestherighttoassessthecapacityandcapabilityofthebidder/collaborator/proposedassigneetosatisfactorilyexecutethecontract.Suchassessmentshallinclude,butnotbelimitedto,theevaluationofadequacyoffacilities,services,resources,design/engineeringcapacityandfinancialcapability.4.6 8.3(c) WhetherJointVentures/Consortiumarepermitted : NO5.0 ITB12.1 (a) AmountofBidSecurity:EquivalenttoRs.245MillionincurrencyofbidorUSDollars.Ifthebidpriceisquotedinmorethanonecurrency,theBidsecurityshallbeinUSDollars.BDS Item ITB Clause DataNo. Ref., if anyPAGE8OF18STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGESECTION-III(BDS)BONGAIGAONTHERMALPOWERPROJECT(3x250MW)BIDDOCUMENTNO.CS-4610-101-2Thebillssellingexchangerateusedbythebidder'sbankasonthedateofexecutionofthebidsecurityshallbeusedforarrivingattheamountofbidsecurityincurrencyofbid/USDollars.Acertificateissuedbythebidder'sbankmentioningtheBillssellingexchangerateusedbythebidder'sbankasonthedateofexecutionofthebidsecurityshallbesubmittedbythebidderwiththebidsecurityinAttachment-1.(b) PeriodofvalidityofBidSecurity:45daysbeyondexpiryofthevalidityofbid,i.e.,225daysfromthedateofbidopening.5.1 ITB12.2 Incaseofdomesticbidders,theBankGuaranteeforBidSecurityshallbefromaBankaslistedinAnnexure-ItothisSection-III.Incaseofforeignbidders,ifthebankguaranteeisfromabanknotspecifiedintheaforesaidlist,thebankguaranteeshallbeconfirmedbyanysuchbankasspecifiedinthelist.D.SUBMISSIONOFBIDS6. ITB16.1 AddresstowhichBidsshallbesubmitted:R.K.Gupta,DGM/AshokKumar,Sr.ManagerContractServices(Thermal-I)NTPCLimited,6thFloor,Engg.OfficeComplex,PlotA-8A,Sector24,Noida-201301Distt.GautamBudhNagar,StateofU.P.India7. ITB16.1 DeadlineforBidSubmission-1030hrs.(IST)ondateasstatedinIFB.E.BIDOPENINGANDEVALUATION8. ITB19.1 LocationofBidOpening ContractServices(Thermal-I)NTPCLimited,6thFloor,EngineeringOfficeComplex,A-8A,Sector-24,NOIDA-201301Distt.GautamBudhNagarStateofU.P.INDIABDS Item ITB Clause DataNo. Ref., if anyPAGE9OF18STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGESECTION-III(BDS)BONGAIGAONTHERMALPOWERPROJECT(3x250MW)BIDDOCUMENTNO.CS-4610-101-2TimeforBidOpening 1100hrs.(IST)DateforBidOpening asstatedinIFB9. ITB22.1& Currencychosenfor: IndianRupeesITB24.3(c) purposeofevaluationTypeofTransaction: BillsSellingExchangeRateandSourceof establishedbyexchangerate STATEBANKOFINDIADateofexchangerate: Dateofopeningofbids10. ITB24.3(b) TimetocompletethefacilitiesfromthedateofNotificationofAward:10.1 Theprogrammeforsupplying,installing,commissioning,completingthefacilitiesandFORsitedeliveryofallmandatorysparescoveredinthepackageshallbeintheformofMasterNetworkidentifyingtheKeyphasesinvariousareasoftotalworks,likedesign,procurement,manufactureandfieldactivitiesincludingerectionworks.Inaddition,keymilestonedates(10-15nos.)shallalsobeidentifiedforthecompletefacilitiesunderthesubjectpackage.TheMasterNetworkshallconformtothefollowingscheduledatesforthekeymilestonesofUnit-I,Unit-II&Unit-III.-------------------------------------------------------------------------------------------------Sl.No.Activity %of MonthsfromCompletion thedateofBoiler NotificationofTonnage Award(NOA)-------------------------------------------------------------------------------------------------1. CompletionofDetailed --- 19Engineering2. Commencementof --- 04manufacturing3. CommencementofSupplies --- 04(FoundationMaterial)4. Commencment of Supplies --- 05(Balance)5. StartofBoilerErection --- 09BDS Item ITB Clause DataNo. Ref., if anyPAGE10OF18STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGESECTION-III(BDS)BONGAIGAONTHERMALPOWERPROJECT(3x250MW)BIDDOCUMENTNO.CS-4610-101-2-------------------------------------------------------------------------------------------------Sl.No.Activity %of MonthsfromCompletion thedateofBoiler NotificationofTonnage Award(NOA)-------------------------------------------------------------------------------------------------6. CommencmentofESP -- 12Erection7. BoilerDrumLifting 17% 138. CompletionofOrderingof -- 15MajorBOIs9. CompletionofOrderingof -- 17BalanceBOIs(likeInstrumentsandC&Iitems)10. BoilerHydraulicTest 61% 22(Drainable)11. ReadinessofC&IforBLU --- 2412. ReadinessofESPforBLU -- 2513. CompletionofMajor --- 26Supplies14. BoilerLightUp&Alkali 81% 27BoilOutCompletion15. ReadinessofBalanceESP 2916. SteamBlowingCompletion --- 2817. Synchronization&Coal 95% 30Firing18. CompletionofFacilities 100% 3319. CompletionofSiteDelivery --- 26ofalltheMandatorySpares-------------------------------------------------------------------------------------------------CompletionofsuppliesrequiredformilestonesachievementstobeensuredthreemonthspriortomilestonedatessuchasHydrotest,BLUandSynchronisationrespectively.BDS Item ITB Clause DataNo. Ref., if anyPAGE11OF18STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGESECTION-III(BDS)BONGAIGAONTHERMALPOWERPROJECT(3x250MW)BIDDOCUMENTNO.CS-4610-101-2TheabovescheduleisforUnit-Ionly.ThePhasingbetweenvariousactivitiesofUnit-I,Unit-IIandUnit-IIIshallbefourmonthsexceptforEngineeringactivities.Further,allengineeringdatarelatedtocivilinput,interfaceengineeringdetails,requiringNTPC'sapproval/informationfortheEmployerscopeitemsaretobegivenwithintheagreedschedulebutinnocaselaterthen45daysfromplacementofthisorder.ForBoughtOutItems,theengineeringinputdatashallbegiventoNTPCwithintheagreedschedulebutinoncaselaterthan45daysfromplacementofrespectivepurchaseordertotheirsubvendor.10.2 BiddershallalsoberequiredtosubmitabriefintegratedPERTNetwork(MasterNetwork/L1Schedule)matchingwithaboveTimeSchedule.TheMasterNetworkshallincludethemajoractivitieslistedat(i)belowforeachofthesystemsgivenat(ii)belowshowingtheirinter-relationshipanddurationsoastomeetthescheduledatesmentionedat10.1above.:(i) MilestonestobeincorporatedinMasterNetwork(L1Schedule)tobesubmittedwithbid:1. Orderingonsubvendor(whereverapplicable)2. Startofengineering3. Completionofengineering4. Startofmanufacturing/fabrication5. Completionofmanufacturing/fabrication6. Commencementofdespatch7. Completionofdespatch8. CommencementofCi vi l Work(whereverapplicable)9. Startoferection10. CommissioningofthesystemBDS Item ITB Clause DataNo. Ref., if anyPAGE12OF18STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGESECTION-III(BDS)BONGAIGAONTHERMALPOWERPROJECT(3x250MW)BIDDOCUMENTNO.CS-4610-101-2(ii) Milestonesat(i)abovearetobeindicatedforeachsystemcoveredinthescopebiddersuchas:1. PowerCyclePiping2. ElectrostaticPrecipitator3. FuelOilSystem4. ChemicalDosingSystem5. AssociatedElectrical&C&ISystem6. BoilerAreaElevatorsetc.10.3 ThemasternetworkandthekeymilestonedateswillbediscussedwiththesuccessfulbidderandagreeduponbeforetheissueofNotificationofAward.EngineeringDrawingandDataSubmissionScheduleshallalsobediscussedandfinalisedbeforetheissueofNotificationofAward.10.4 AftertheNotificationofAward,thecontractorshallplanthesequenceofworkofmanufacture,supplyandinstallationtomeettheabovestateddatesofsuccessfulcompletionoffacilitiesandshallensureallwork,manufacture,shoptesting,inspectionandshipmentoftheequipmentinaccordancewiththerequiredsequence.11. ITB 24.3 (c) (ii) Functional Guarantees11.1 Forthepurposeofevaluation&comparisonofBids,theadjustmentfactorsasdetailedbelowshallapply:(1) TheguaranteedvalueswithoutanytoleranceforthevariousidentifiedparametersasdeclaredbytheBiddersintheirbidsshallbeconsideredforthepurposesofBidEvaluation.Thevaluesofadjustmentfactorsforbidevaluationforvariouscharacteristicsonaperunitbasis,havebeenbroughtoutbelow.(2) ThebestoftheparametersquotedbyanyBidder(i.e.inAttachment-10A)shallbetakenasthebaseandthedifferentialbetweenthisandthosequotedbyotherBidders,multipliedbytheadjustmentfactorsforbidevaluationandthenumberofunitsshallbeusedtoarriveatthedifferentialpricetobeappliedforthebid.Thedifferentialpriceforeachunitshallbethesumofalltheadjustmentfactorsfrom11.2(i)to(vi)givenbelowBDS Item ITB Clause DataNo. Ref., if anyPAGE13OF18STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGESECTION-III(BDS)BONGAIGAONTHERMALPOWERPROJECT(3x250MW)BIDDOCUMENTNO.CS-4610-101-2under"ADJUSTMENTFACTORSFORBIDEVALUATION".Unlessandotherwisespecifiedtheadjustmentfactorsgivenbelowshallbepro-ratedforfractionalpartsofthedifferentialdetermined.(3) Thebiddersattentionisdrawntothefollowingsub-clauses(a)through(e)withregardtoOutputofSteamGeneratorcapacity,CoalPulveriserGrindingElementsWearLi fe,NOxEmi ssi on,SOxEmi ssi onandElectrostaticPrecipitator(ESP)efficiency:(a) SteamGeneratorCapacityItmayhoweverbenotedthatBidsguaranteeing/offeringlowervaluesforsteamgeneratorcapacitythanthatspecifiedinthetechnicalspecification(clauseno.1.03.00sub-section-IIM-01,Part-B,Section-VIofBiddingDocuments)forthesteamgeneratingcapacityoutput(steamflowatsuper-heateroutlet)shallruntheriskofrejection.Further,thebidsoffereingsteamgeneratingcapacityofsteamgeneratorshigherthanthatspecifiedinthetechnicalspecificationshallalsonotbegivenanyevaluationcredit.(b) CoalpulveriserGrindingElementsWearlifeTheguaranteedwearlifeforthegrindingelementsofcoalpulverisersofferedshallnotbelessthan5500hrsforwholerangeofspecifiedcoal(s).Bidsguaranteeing/offeringcoalpulverisergrindingelementswithwearlifelowerthan5500hrs.shallruntheriskofrejection.Further,bidsofferingbettervaluesforthecoalpulverisergrindingelementswearlife,thanthatspecifiedinthetechnicalspecificationsi .e.,8000hrs.shal l al sonotbegi venanyevaluationcredit.(c) NOxEmissionBids,guaranteeing/offeringtotalNOxemissionlevelsfromtheSteamGeneratorhigherthanmaximumemissionlimitof260gmsofNOx(fromthermalaswellasfuel)perGigajoule(Gj)ofheatinputtotheboilerduringtheentireoperatingrangeofSteamGeneratorfortherangeofcoalsspecified,shallnotbeconsideredforevaluationandareliabletoberejected.BDS Item ITB Clause DataNo. Ref., if anyPAGE14OF18STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGESECTION-III(BDS)BONGAIGAONTHERMALPOWERPROJECT(3x250MW)BIDDOCUMENTNO.CS-4610-101-2(d) ElectrostaticPrecipitator(ESP)Bidguaranteeing/offeringElectrostaticPrecipitator(ESP)efficiencylowerthanthatrequiredtoachievetheoutl etdustburdenof31mg/Nmunderguaranteepointconditionsasspecifiedinclause11.00.00,SubSection-II:M-03,Part-B,Section-VIofBiddingDocumentsshallnotbeconsideredforevaluationandareliabletoberejected.(e) SOxEmissionBidsguaranteeing/offeringFluegasdesulphurizationsystem(FGD)efficiencylowerthantheguaranteerequirementof95%underguaranteepointconditionsasspecifiedintherelevantclauseofSub-Section-II:M-4,Part-B,Section-VIofBiddingDocumentsshallnotbeconsideredforevaluationandareliabletoberejected.11.2 ADJUSTMENTFACTORSFORBIDEVALUATIONTheadjustmentfactorspersteamgeneratorshallbeasindicatedbelow:-------------------------------------------------------------------------------------------------Sl. Guarantee AmountofBidEvaluationNo. Factor(BEF)-------------------------------------------------------------------------------------------------(i) SteamGeneratorEfficiencyForSteamGeneratorefficiencyguaranteedinpercentagepointsunderconditionsstipulatedinclause3.01.00(i)ofSub-Section-VI,Part-A,Section-VIofTechnicalSpecification.a) 100%TMCR US$456,696/-(250MWunitload) (USdollarFourhundredFiftyunderconditionsstipu- SixthousandSixhundredninetylatedinclause3.01.00 sixonly)forevery0.1%differen-(i)(a)ofSub-Section-VI, tialinefficiencyfrombasevaluePart-A,Section-VIofTechnicalSpecificationBDS Item ITB Clause DataNo. Ref., if anyPAGE15OF18STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGESECTION-III(BDS)BONGAIGAONTHERMALPOWERPROJECT(3x250MW)BIDDOCUMENTNO.CS-4610-101-2-------------------------------------------------------------------------------------------------Sl. Guarantee AmountofBidEvaluationNo. Factor(BEF)-------------------------------------------------------------------------------------------------b) 80%TMCR US$370,798(200MWunitload) (USdollarThreehundredunderconditionsstipu- SeventythousandSevenlatedinclause3.01.00 hundredNinetyEightonly)(i)(b)ofSub-Section-IV, forevery0.1%differentialinPart-A,Section-VIof efficiencyfrombasevalueTechnicalSpecificationii) FeedwaterpressurerequiredatEconomiserinlet(atStopValveinlet)100%TMCR(250MW US$32,388/-unitload) (USdollarThirtyTwothou-sandthreehundredeightyeightonly)forevery1kg/cm2(absolute)differentialinfeedwaterpressurefrombasevalueiii) Superheaterattemperationspraywaterflow(IncasethespraywateristappedofffromupstreamsideoflastH.P.heater)a) 100%TMCR US$7,512(250MWunitload) (USdollarSeventhousandFivehundredTwelveonly)foreveryone(1)Tonne/Hrdifferentialinspraywaterflowfrombasevalue.b) 80%TMCR US$6113/-(200MWunitload) (USdollarSixThousandonehundredthirteenonly)foreveryone(1)Tonne/Hrdifferentialinspraywaterflowfrombasevalue.iv) CoalPulveriserwearpartswarrantyEvaluationCriteriafor TobeworkoutasperguaranteeLifeofmill theformula&procedurewearpartsinhours indicated11.3below.ofoperationBDS Item ITB Clause DataNo. Ref., if anyPAGE16OF18STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGESECTION-III(BDS)BONGAIGAONTHERMALPOWERPROJECT(3x250MW)BIDDOCUMENTNO.CS-4610-101-2-------------------------------------------------------------------------------------------------Sl. Guarantee AmountofBidEvaluationNo. Factor(BEF)-------------------------------------------------------------------------------------------------v) AuxiliaryPowerConsumptionTotalauxiliarypowerconsumptioninKWforallauxiliariesspecifiedin3.01.00(ix)ofSub-Section-VI,Part-A,Section-VIofTechnicalSpecificationa) 100%TMCR US$2622(250MWunitload) (USdollarTwothousandSixhundredTwentyTwoonly)foreverykWdifferentialinpowerconsumptionfromthebasevalue.b) 80%TMCR US$1833(200MWunitload) (USDollarOnethousandEighthundredThirtyThreeonly)foreverykWdifferentialinpowerconsumptionfromthebasevalue.vi) LimestoneConsumptionForguaranteedlime USD152,440stoneconsumption (USDOneHundredFiftyTworequiredforcontinuous thousandfourhundredfortyoperationofFGD only)forevery100Kg/hrPlantunderconditions differentialinlimestonestipulatedinrelevant consumptionfromthebaseclauseofPartA/Bof value.TechnicalSpecificationat100%TMCR(250MWunitload)11.3 CostofMillGrindingParts:Thebidsshallbeevaluatedbasedonthecostofpulverizergrindingelementconsumption/replacementconsideringtheguaranteedvaluesandthecostofmandatorysparesfurnishedbythebidderforthegridingelementsinthepriceschedule.Thegrindingelementstobeconsideredforthispurposeshallbegrindingballs/RollersandRings/Bowl/TyreSegments.BDS Item ITB Clause DataNo. Ref., if anyPAGE17OF18STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGESECTION-III(BDS)BONGAIGAONTHERMALPOWERPROJECT(3x250MW)BIDDOCUMENTNO.CS-4610-101-2Grindingelementconsumptionrateforbidevaluationpurposesshallbeworkedoutbasedondesignblendedcoalfiringat100%TMCRload(250MWunitload).Grindingelementwearlifeguaranteedbythebiddershallbeconsideredforthesecalculations.Thelifeandcostofthebowl/ringsandgrindingballs/rollers/tyresetc.shallbeevaluatedonpersteamgeneratorbasisasfollows:Numberofmillsworking Costofonesetof7008xat250MWunitloadx bowlringsforonewithdesignblendedcoal millA= --------------------------------------------------------------------------------------------0.15909x Guaranteedwearlifeofbowl/ring(hours)Numberofmillsworking Costofonesetof7008xat250MWunitload x rollerstyres/grindingwithdesignblendedcoal ballsforonemillB=--------------------------------------------------------------------------------------------0.15909 x Guaranteedwearlifeof grinding balls/rollerstyres(hours)Totalmillgrindingpartsevaluatedcost=A+Bforeachsteamgenerator.Intheabovecalculations,thecostofwearpartsforthemillsshallbethosequotedbythebidderforthecorrespondingpartsinthepriceschedule-10A.ThecostsshallbetheCIFpriceforforeignsuppliesandex-workspriceforindigenoussupplies.Thelowestcostofmillgrindingpartssoworkedoutforthedifferentbidsshallbeconsideredasbaseandthedifferentialcostfortheotherbi dsshal l beconsi deredascostcompensationforthosebidsonaccountofcostofmillgrindingparts.12. ITB33.1 AppointingAuthorityfor : CMD,NTPCAdjudicatorundertheContractBDS Item ITB Clause DataNo. Ref., if anyPAGE18OF18STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGESECTION-III(BDS)BONGAIGAONTHERMALPOWERPROJECT(3x250MW)BIDDOCUMENTNO.CS-4610-101-213. ITB12.6 INELIGIBILITYFORFUTURETENDERITB32.4NotwithstandingtheprovisionsspecifiedinITBsub-clause12.6andITBSub-Clause32.4,ifabidderafterhavingbeenissuedtheNotificationofAward,eitherdoesnotsigntheContractAgreementpursuanttoITBClause31ordoesnotsubmitanacceptablePerformanceSecuritypursuanttoITBClause32,suchbiddermaybeconsideredineligibleforparticipatinginfuturetendersofNTPCforaperiodasmaybedecidedbytheEmployer.TABLEOFCLAUSES(BDS)Sl.No. Description PageNo.1. Introduction(ITBClause1.1) 12. TheBiddingDocuments(ITBGCCClause5.1) 13. Pre-BidConference(NewClause) 14. PreparationofBids[ITBGCCClause8.3(c)] 25. BidSecurity 76. SubmissionofBids(ITBClause15.2) 87. ITBClause16.1 88. BidOpening&Evaluation(ITBClause19.1) 89. ITBClause22.1&22.3(c) 810. ITBClause24.3(b) 911. FunctionalGuarantee[ITBClause24.3(c)(ii)] 1212. ITBClause33.1 1813. Ineligibilityforfuturetenders(ITBClause12.6,31,32) 18BIDDATASHEETS(BDS)STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGESECTION-III(BDS)BONGAIGAONTHERMALPOWERPROJECT(3x250MW)BIDDOCUMENTNO.CS-4610-101-2SECTION-IIIBID DATA SHEETBIDDER'S NAME CLAUSE NO.SUB-SECTION:DM3BONGAIGAONTHERMALPOWERPROJECT(3x250MW)STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGEBIDDOCUMENTNO.:CS-4610-101-2TECHNICALDATASHEETSECTION-VIPART-FPAGE1OF50CHAPTER-I:FGDTECHNICALINFORMATION/DATATOBESUBMITTEDALONGWITHTHEBID1.00.00 GENERALTECHNICALINFORMATION/DATADRAWINGSFORFLUEGASDESULPHURIZATIONSYSTEM1.01.00 PerformanceDataforFGD1.01.01 Characteristic/CorrectionCurvesforAbsorberi) GasflowratevsSO2removalefficiencyii) InletSO2concentrationvsSO2removalefficiencyiii) InletdustconcentrationvsDustRemovalefficiencyiv) GasFlowRatevsPressureDropv) InletGasTemperaturevs.StackInletTemperaturevi) GasFlowRatevs.StackInletTemperaturevii) GasFlowRatevs.WaterConsumptionviii) InletGasTemperaturevs.WaterConsumptionix) CharacteristiccurvesfortheLimestonePulverizera) VariationofpulverizercapacitywithLimestoneBondIndex(otherconditionstobedefined)b) VariationinPulverizerCapacitywithLimestoneOutputFineness(otherconditionstobedefined)BIDDER'S NAME CLAUSE NO.SUB-SECTION:DM3BONGAIGAONTHERMALPOWERPROJECT(3x250MW)STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGEBIDDOCUMENTNO.:CS-4610-101-2TECHNICALDATASHEETSECTION-VIPART-FPAGE2OF50c) Energyconsumptionpertonnethroughputofpulverizerforvaryingpulverizeroutputx) CharacteristiccurvesoftheRecirculationSlurrypumpsxi) CharacteristiccurvesoftheLimestoneSlurrypumpsxii) CharacteristiccurvesoftheGypsumBleedpumpsxiii) CharacteristiccurvesoftheMistEliminatorWashWaterPumpsxiv) CharacteristiccurvesoftheProcessWaterpumpsxv) CharacteristiccurvesoftheFilterWaterpumpsxvi) CharacteristiccurvesoftheVacuumpumpsxvii) CharacteristiccurvesoftheSumppumpsxviii) CharacteristicCurvesforHydro-cyclones1.02.00 SupplementaryDataforFGDSystemi) Acompletelistofalltheequipmentrequiringthefollowingshallbefurnishedindicatingparameterscontinuousrequirementsandthemaximumrequirementtogetherwithschematicdiagramsa) Coolingwaterb) Serviceairc) InstrumentairBIDDER'S NAME CLAUSE NO.SUB-SECTION:DM3BONGAIGAONTHERMALPOWERPROJECT(3x250MW)STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGEBIDDOCUMENTNO.:CS-4610-101-2TECHNICALDATASHEETSECTION-VIPART-FPAGE3OF50d) NumberandelectricalratingofACpowersupplyfeedersatavailablevoltageforeachcontrolinstrumentationsysteminBidder'sscopeii) Scheduleofpowerconsumption ...........................................................iii) Completescheduleofmotorsgivingvoltage,phase,KWrating(calculatedandinstalledcapacity),servicefactoretc.iv) Recommendedmodeoferectionsequenceandotherrelevantparticularsinrespectofinstallationof:a) StructuralSteelb) RotatingEquipmentc) StaticEquipmentd) Othersv) Detailedrecommendedproceduresforweldinganderectionvi) AcomparisonandhistoryofallFGDsinserviceofsimilardesignandsizetothatproposedincludingdescriptionsofoperatingdifficulties.vii) Acompletelistoflocalinstruments,sensingdevicesandcontrolequip-mentcoveredintheproposalwithtype,make,accuracy,range,details,dialsizeetc.intheBidder'sscope.viii) Scheduleofcontrolvalvesgivingtypeandmakeofvalvesandactuators,size,bodyandtrimmaterialetc.strokelength,strokingtimeandfulltechnicalparticularsofvalvesandtheiractuatorsandassociatedaccessoriesBIDDER'S NAME CLAUSE NO.SUB-SECTION:DM3BONGAIGAONTHERMALPOWERPROJECT(3x250MW)STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGEBIDDOCUMENTNO.:CS-4610-101-2TECHNICALDATASHEETSECTION-VIPART-FPAGE4OF50ix) Scheduleofdampersandvaneswithfullparticularsofdampersandtheiractuators,(forpowereddampers)suchastypeofactuator,make,torquerating,strokeandstrokingtime,electricalrating/pneumaticconsumptionlimitandtorqueswitchpositiontransmitterdetailsx) Listofspecialmaintenancetoolsincludedintheproposalxi) Listofinsertpanels,controlcabinetsandlocalcontrolpanelsincludedintheproposalwithGAdrawings,mountingandoutputdetailsxii) Listoffieldmountedjunctionboxesincludedintheproposal.xiii) Listanddetailsofinstruments&controlitemssuppliedlooseformountingoncontrolpanels,includingdetailsliketype.make,cutout&drawingsetc.xiv) Temperaturesensorscalibrationstandardsxv) Listofannunciationsgivingsug-gestedsetvaluesofparametersListofinputsprovidedforDataAcquisitionSystemxvi) Particularsofprefabricated&otherspecialcablesincludedinBidder'sscopexvii) WriteuponFGDinternalsincludingspraysystem,oxidationsystem,misteliminators,supportingstructures,etc.xviii) WriteuponAbsorberAuxiliarieslikeSlurryrecirculationpumps,oxidationcompressors,gypsumbleedpumps,agitatorsetc ...........................................................BIDDER'S NAME CLAUSE NO.SUB-SECTION:DM3BONGAIGAONTHERMALPOWERPROJECT(3x250MW)STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGEBIDDOCUMENTNO.:CS-4610-101-2TECHNICALDATASHEETSECTION-VIPART-FPAGE5OF50xix) Writeuponoperatingproceduresandcontrolphilosophyxx) Writeuponinterlocksandprotectionsxxi) DetailedcalculationsforworkingoutofFGDinletgasflow,gastemperature,inletSO2concentration,SO2removalefficiency,waterevaporation,stackinlettemperature,limestonefeedandgypsumbleed. ...........................................................xxii) DetailedsizingcalculationforGGH,slurryrecirculationpumps,oxidationaircompressors,gypsumbleedpumps,oxidationtankcapacity ...........................................................xxiii) DetailsofmanufacturinganderectiontolerancesforFGDinternals.xxiv) WriteuponLimestoneGrindingSystemincludingmillsandallauxiliarieslikemillcircuitpumps,separatortank,agitators,hydro-cyclonesetcxxv) WriteuponGypsumDewateringSystemincludingVacuumBeltFilters,hydro-cyclonesandallauxiliarieslikevacuumreceiver,vacuumpump,vacuumbreaker,agitators,etcxxvi) WriteuponWasteWaterTreatmentSystemincludingallauxiliarieslikehydro-cyclones,pumps,neutralizationsystem,etcxxvii) Write-uponHandlingSystemforHeavyequipmentsasperspecification1.03.00 Drawingsi) Generalarrangementdrawing(Planandelevation)withappropriatedimensionsBIDDER'S NAME CLAUSE NO.SUB-SECTION:DM3BONGAIGAONTHERMALPOWERPROJECT(3x250MW)STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGEBIDDOCUMENTNO.:CS-4610-101-2TECHNICALDATASHEETSECTION-VIPART-FPAGE6OF50ii) LayoutofFGDstructuralsteelcolumns.Theseshallindicatethesizeofmembersandmaindimensions,withdesignloadingsandallliftingfacilitateforpurposesofmaintenance.iii) Arrangementofplatforms,walkwaysandgalleriesiv) Schematicdiagramindicatingterminalpointsandinstrumentation&controlsincludedinBidder'sscopeandsuggestiveschemeforfluegassystem,limestonegrindingsystemandgypsumdewateringsystemindicating,pipeductsize(OD'sandID's)operatingparameters,maximumfluidvelocities,waterbalance,insulationthicknessandmaterialspecificationetc.v) Locationplan-Detailsoflocationandarrangementschemeofcolumnsembedmentandfixingdetails,sizeofpedestals,levelsblockouts&anchorbolts.andchannelsindicatingscopeofsupplybyequipmentsuppliervi) Loadingonfoundations: ...........................................................Axialload,bendingmomentsandshearforcestransmittedtofoundationsoffollowingloadingcombinationsseparately.a) Deadloadb) Liveloadc) Windloadd) Seismicloadvii) CompletebracingarrangementsforFGDsupportingstructuresandcombinationsof(+v)and(-v)forcesfortheseismicorwind(whicheverisgoverning)viii) PercentageofliveloadconsideredforcalculatingwindandseismicforcesBIDDER'S NAME CLAUSE NO.SUB-SECTION:DM3BONGAIGAONTHERMALPOWERPROJECT(3x250MW)STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGEBIDDOCUMENTNO.:CS-4610-101-2TECHNICALDATASHEETSECTION-VIPART-FPAGE7OF50ix) RecommendedsizeandgeneralarrangementofFGDcontrolroominplanandsectionsalongwithitslocationplan.x) Scheduleofheatloadforairconditioningxi) Gasdistributionsystem ...........................................................xii) Absorber,Slurryspraysystem,misteliminatorandwashingsystemincludingsupportdetailsxiii) OxidationTankandoxidationnozzleincludingsupportdetailsandlocationofagitators,levelindicatorsandotherinstrumentsxiv) Weatherproofenclosureandliftingxv) Schematicdiagramcontrolsanddiagramsxvi) Interconnectingwiringdiagrams1.04.00 PredictedPerformance Guaranteepoint DesignpointDesigncoal Worstcoal(Blended) (Blended)i) Coalfired(kg/hr.)ii) GasFlowatInlettoGGH(kg/hr.)GasFlowatInlettoGGH(m3/hr.)GasFlowatInlettoGGH(Nm3/hr.)iii) GasTemperatureatInlettoGGH(oC)iv) GasPressureatInlettoGGH(mmwc)v) GasFlowatInlettoAbsorber(kg/hr.)GasFlowatInlettoAbsorber(m3/hr.)GasFlowatInlettoAbsorber(Nm3/hr.)BIDDER'S NAME CLAUSE NO.SUB-SECTION:DM3BONGAIGAONTHERMALPOWERPROJECT(3x250MW)STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGEBIDDOCUMENTNO.:CS-4610-101-2TECHNICALDATASHEETSECTION-VIPART-FPAGE8OF50vi) GasTemperatureatInlettoAbsorber(oC)vii) GasPressureatInlettoAbsorber(mmwc)viii) GasFlowatAbsorberOutlet(kg/hr.)GasFlowatGGHColdGasOutlet(m3/hr.)GasFlowatGGHColdGasOutlet(Nm3/hr.)ix) GasTemperatureatAbsorberOutlet(oC)x) GasFlowatGGHColdGasOutlet(kg/hr.)GasFlowatGGHColdGasOutlet(m3/hr.)GasFlowatGGHColdGasOutlet(Nm3/hr.)xi) GasTemperatureatGGHColdGasOutletxii) GasPressureatGGHColdGasOutlet(mmwc)xiii) GasFlowatStackInlet(kg/hr.)GasFlowatStackInlet(m3/hr.)GasFlowatStackInlet(Nm3/hr.)xiv) GasTemperatureatStackInlet(oC)xv) GasPressureatStackInlet(mmwc)xvi) GGHleakage(kg/hr)xvii) GGHleakage(%ofinlethotgasflow)BIDDER'S NAME CLAUSE NO.SUB-SECTION:DM3BONGAIGAONTHERMALPOWERPROJECT(3x250MW)STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGEBIDDOCUMENTNO.:CS-4610-101-2TECHNICALDATASHEETSECTION-VIPART-FPAGE9OF50xviii) InletSO2concentration(mg/Nm3)xix) OutletSO2concentration(mg/Nm3)xx) SO2removalefficiency(%)xxi) InletDustBurden(mg/Nm3)xxii) OutletDustBurden(mg/Nm3) .xxiii) LimestoneConsumption(kg/hr)xxiv) Ca/SMolarRatio(BasedonInletGasSO2)xxv) GypsumProduced(kg/hr)xxvi) OxidationAirFlow(kg/hr.)xxv) ExcessAiroverstoichiometricrequirement(%)xxvi) WaterConsumption(m3/hr)a) MistEliminatorWashWaterb) Make-upWaterc) Limestonefeedd) GypsumCarryovere) WasteWaterxxvii) RecirculationSlurryFlow(m3/hr)xxviii) RecirculationSlurrySolidConcentration(%w/w)xxix) L/GRatioxxx) SurrypHxxxi) LimestoneSlurrySolidConcentration(%w/w)xxxii) GypsumBleedSolidConcentration(%w/w)BIDDER'S NAME CLAUSE NO.SUB-SECTION:DM3BONGAIGAONTHERMALPOWERPROJECT(3x250MW)STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGEBIDDOCUMENTNO.:CS-4610-101-2TECHNICALDATASHEETSECTION-VIPART-FPAGE10OF50xxxiii) SO2removalefficiencywithonesprayleveloutofservice(formultiplelevelsofspray)ORSO2removalefficiencywithonespraypumpoutofservice(forsinglelevelspray)xxxiv) WasteWaterAnalysisxxxv) Limeconsumptionforwastewaterneutralization(kg/hr.)2.00.00 EQUIPMENTDATA2.01.00 GasDuctsGGH GGH Absor- Absor- GGHHot to berto ber toGas Absor- GGH Bypass stackInlet ber Ducti) CrossSectionalArea(m2) ....... ......... .......... ......... .........ii) Dimensions(mxmxm) ....... ......... .......... ......... .........iii) Material/Thickness(mm)ofDuct ....... ......... .......... ......... .........iv) Material/thickness(mm)ofLining ....... ......... .......... ......... .........v) Methodoflining(Lining/ ....... ......... .......... ......... .........Cladding/Wallpaper)vi) EstimatedLifeofliners(hrs.) ....... ......... .......... ......... .........vii) Max.Velocitythroughductsat ....... ......... .......... ......... .........100%BMCR(DC/WC/BCwhichevergivesthemax.velocity)(m/s)2.02.00 GuillotineGates Inlet Outlet BypassGate Gate Gatei) Manufacturer .................. ................. .............ii) Size(mxm) .................. ................. .............BIDDER'S NAME CLAUSE NO.SUB-SECTION:DM3BONGAIGAONTHERMALPOWERPROJECT(3x250MW)STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGEBIDDOCUMENTNO.:CS-4610-101-2TECHNICALDATASHEETSECTION-VIPART-FPAGE11OF50iii) Material/Thicknessofa) Plate .................. ................. .............b) Frame .................. ................. .............c) Seals .................. ................. .............iv) ActuatorType .................. ................. .............v) ActuatorRating(KW) .................. ................. .............vi) SealingEfficiency(withoutSeal .................. ................. .............Airfans)(%)vii) No.ofSealAirFansprovided .................. ................. .............viii) SealingEfficiencywithSeal .................. ................. .............Airfans(%)ix) SealAirFanFlow/Head .................. ................. .............(M3/hr./mmwc)2.03.00 Absorberi) Manufacturer ............................................................ii) Manufacturer'smodelnumber ............................................................a) AbsorberCrossSectional ............................................................Area(m2)b) AbsorberDimension(mxmxm) ............................................................(WidthxDepthxHeight)or(DiaxHeight)c) OxidationTankDimension ............................................................(mxmxm)(WidthxDepthxHeight)or(DiaxHeight)d) Heightbetweensupportlevel ............................................................totopofsupportsteel(m)iv) Numberofspraylevels ............................................................(Working+Stand-by)v) Numberofspraynozzlesper ............................................................spraylevelperboilerBIDDER'S NAME CLAUSE NO.SUB-SECTION:DM3BONGAIGAONTHERMALPOWERPROJECT(3x250MW)STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGEBIDDOCUMENTNO.:CS-4610-101-2TECHNICALDATASHEETSECTION-VIPART-FPAGE12OF50vi) Numberofredundantspray ............................................................nozzlesperlevelvii) No.ofslurrypumpsperspraylevel ............................................................viii) Maximumslurryflow(m3/hr) ............................................................ix) L/GRatio ............................................................x) No.ofagitators ............................................................xi) No.ofredundantagitaors ............................................................xii) No.ofoxidationnozzles ............................................................xiii) No.ofredundantoxidationnozzles ............................................................xiv) GuaranteedSO2removalefficiency(%) ............................................................xv) DustRemovalEfficiency(%) ............................................................xvi) Guaranteedpressuredropacross ............................................................GasSystem(mmwc)xvii) GuaranteedStackInletTemperature(oC) ............................................................xviii) LimestoneConsumption(kg/hr) ............................................................xix) GasvelocitythroughAbsorber(M/sec) ............................................................xx) GypsumResidencetime(sec)in ............................................................oxidationTankxxi) Aspectratio ............................................................xxii) Proposedstandardforconducting ............................................................theperformancetestsxxiii) SO2removalefficiencywithonesprayleveloutofservice(formultiplelevelsofspray)ORSO2removalefficiencywithonespraypumpoutofservice(forsinglelevelspray)BIDDER'S NAME CLAUSE NO.SUB-SECTION:DM3BONGAIGAONTHERMALPOWERPROJECT(3x250MW)STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGEBIDDOCUMENTNO.:CS-4610-101-2TECHNICALDATASHEETSECTION-VIPART-FPAGE13OF50xxiv) SO2removalefficiencywithmax.SO2concentration(fromtherangeofspecifiedcoals)(%)xxv) SlurrypHunderconditionsxxiv)xxvi) Limestoneconsumptionunderconditionsxxiv)(kg/hr.)xxvii) Gypsumflowunderconditionsxxiv)(kg/hr.)xxviii) Material/Thickness(mm)of BaseMaterial Lininga) Absorberandliningb) WetDryInterfaceandliningc) OxidationTankandLiningd) AbsorberInletDuctandLininge) AbsorberOutletDuctandLiningf) MistEliminatorsg) MistEliminatorWasWaterHeaderandNozzlesh) SprayHeadersi) SprayNozzlesj) OxidationNozzlesk) Oxidationheadersl) InternalSupportingmembersofabsorber,spraypiping,misteliminatorsetc.xxix) Typeofliningforabsorberandducts(Lining/Cladding/Wallpaper)xxx) Designpressure(mmwc) ............................................................xxxi) Designtemperature(degC) ............................................................BIDDER'S NAME CLAUSE NO.SUB-SECTION:DM3BONGAIGAONTHERMALPOWERPROJECT(3x250MW)STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGEBIDDOCUMENTNO.:CS-4610-101-2TECHNICALDATASHEETSECTION-VIPART-FPAGE14OF50xxxii) Max.temperaturewithstandcapacityandduration(oC)xxxiii) Numberofinspectiondoors ............................................................xxxiv) Dimensionsofaccessopeningsofinspectiondoors(mmxmm)xxxv) EmergencyStoragetankCapacity(hrs.ofoperation)xxxvi) SprayNozzlea) Make/Modelb) Typec) Sprayconeanglexxxvii) OxidationNozzlesa) Make/Modelb) Typexxviii) SprayHeaderDiameter(mm)xxix) OxidationHeaderDiameter(mm)xxx) Distancebetweentwoconsecutivespraylevels(mm)2.04.00 Gas-Gasheater2.04.01 RegenerativeGasGasheateri) Manufacturerii) Typeiii) No.ofGGHperboileriv) Mountingv) FluegastemperatureatGGHColdGasOutlet(oC)(Corrected)(TMCR/50%TMCR)BIDDER'S NAME CLAUSE NO.SUB-SECTION:DM3BONGAIGAONTHERMALPOWERPROJECT(3x250MW)STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGEBIDDOCUMENTNO.:CS-4610-101-2TECHNICALDATASHEETSECTION-VIPART-FPAGE15OF50vi) AciddewpointforDirtyGasandCleanGas(Furnishcurves)vii) MaterialSpecificationandthickness(mm)a) Coldendelementsb) Intermediateelementsc) Upperhotelementd) Shafte) Sealsf) SectorPlateg) Casingh) RotorNo.of Height Descrip- Thick-Baskets ofele- tion nessments (mm)(mm)viii) Elementsthickness/height(mm/mm)detailsforGGHa) Coldendelementsb) Intermediateelementsc) Upperhotelementix) Areasofelementsa) Hotend(M2)b) Intermediate(M2)c) Coldend(M2)x) Totaleffectiveheatingsurface(m2)BIDDER'S NAME CLAUSE NO.SUB-SECTION:DM3BONGAIGAONTHERMALPOWERPROJECT(3x250MW)STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGEBIDDOCUMENTNO.:CS-4610-101-2TECHNICALDATASHEETSECTION-VIPART-FPAGE16OF50DesignCoal WorstCoalxi) Pressuredropat100%BMCR(mmwc)a) HotGasSideb) ColdGasSidexii) Typeofradialseals .a) Hotendb) Coldendxiii) Typeofcircumferentialsealsxiv) Typeofaxialsealsxv) Netfreeareafora) HotGasflow(M2)b) ColdGasflow(M2)xvi) Electricmotordrivec) Motorspeed(rpm)d) Motornameplaterating(kW)xvii) Speedreducera) Typeb) Speedratioc) Shaftpower(kW)d) Manufacturerxviii) Emergency drivea) Typeb) Shaftpower(kw)BIDDER'S NAME CLAUSE NO.SUB-SECTION:DM3BONGAIGAONTHERMALPOWERPROJECT(3x250MW)STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGEBIDDOCUMENTNO.:CS-4610-101-2TECHNICALDATASHEETSECTION-VIPART-FPAGE17OF50c) Speed(rpm)d) Pressure(kg/cm2)(abs)andflowrequirementofair(m3/sec)xix) Bearingsa) Manufacturerb) Typec) Typeoflubricationd) Lubeoilcirculationratioxx) BearingCoolingWaterrequirement(m3/hr)a) Quantity(M3/hr)b) Inletpressure(Kg/cm2)c) Pressuredrop(kg/cm2)d) Temperaturerise(deg.C)xx) Constructionfeaturesa) Sealplateadjustmentexternal (Yes/No)b) AutomaticSealPlateAdjustment (Yes/No)c) Coupling:Flexible (Yes/No)d) Lubrication:Forced (Yes/No)e) Rotorguidebearing:Hotend (Yes/No)f) Drive:Motor/Manual (Yes/No)xxi) Accessoriesprovideda) Lubeoilpumps (Yes/No)b) Oilcoolers (Yes/No)c) Oilfilters (Yes/No)BIDDER'S NAME CLAUSE NO.SUB-SECTION:DM3BONGAIGAONTHERMALPOWERPROJECT(3x250MW)STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGEBIDDOCUMENTNO.:CS-4610-101-2TECHNICALDATASHEETSECTION-VIPART-FPAGE18OF50d) Oiltanks (Yes/No)e) Oilpumps (Yes/No)f) Supportlegs&foundationbolts (Yes/No)g) Couplingguards (Yes/No)h) Solenoidvalve(airmotor) (Yes/No)i) Airpressureadjustingdevice (Yes/No)j) Reliefvalve (Yes/No)k) Pressuregauges (Yes/No)l) Temperaturegauges (Yes/No)m) Differentialpressuregauges (Yes/No)n) Sightflowfittings (Yes/No)o) Maindrivemotor (Yes/No)p) Airmotor (Yes/No)q) Valves (Yes/No)r) Barringdevice (Yes/No)s) Recommendedmaintenancetools (Yes/No)xxii) SealAirFans(ifprovided)a) Make/Modelb) RatedFlow(mmwc)c) RatedHead(mmwc)d) RatedPower(KW)e) MotorRating(MW)xxiii) GGHLeakagewithSealAirFansinservice(%)xxiv) GGHleakagewithoutsealairfaninservice(%)BIDDER'S NAME CLAUSE NO.SUB-SECTION:DM3BONGAIGAONTHERMALPOWERPROJECT(3x250MW)STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGEBIDDOCUMENTNO.:CS-4610-101-2TECHNICALDATASHEETSECTION-VIPART-FPAGE19OF50xxv) ReferencedrawingNos.2.04.02 HeatPipeTypeGGH(asapplicable)i) No.ofGGHii) Typeiii) Make/Modeliv) Manufacturev) Mountingvi) HeatCarryingFluidvii) TubePressure(kgf/cm2)viii) TubeCirculationRatioix) CirculationType(Neutral/Pumped)x) HeatTransferAreaa)HotGasSide(m2)b)ColdGasSide(m2)xi) FinDetails HotGas ColdGasa) Typeb) Pitch(mm)c) Height(mm)d) Materiale) Thickness(mm)xii) TubeSideDetailsa) TubeMaterialb) Thickness(mm)c) Arrangement(Inline/staggered)d) Pitch(Transverse/Axial)BIDDER'S NAME CLAUSE NO.SUB-SECTION:DM3BONGAIGAONTHERMALPOWERPROJECT(3x250MW)STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGEBIDDOCUMENTNO.:CS-4610-101-2TECHNICALDATASHEETSECTION-VIPART-FPAGE20OF50e) Length(mm)f) Numberxiii) Dimensions(mxmxm)(WxDxH)xiv) NetFreeArea(m2)xv) FlueGasTemperatureatGGHColdGasOutlet(oC)xvi) HeatTransferCoefficient(W/m2-oC)xvii) AcidDewPointforDirtyGas&CleanGas(FurnishCurves)(oC)xviii) CasingMaterial/Thickness(mm)xix) CirculationPump(ifapplicable)a) Numberb) NumberWorkingc) Typed) Make/Modele) RatedFlow(m3/hr.)f) RatedHead(mWCi)g) RatedPower(KW)h) DesignPressure(kgf/m2)i) DesignTemperature(oC)j) PumpSpeed(rpm)k) NPSHavailable/required(mWCI)l) PowerConsumptionatDesignPoint/GuaranteePoint(KW)m) MotorRating(KW)n) TypeofCasingBIDDER'S NAME CLAUSE NO.SUB-SECTION:DM3BONGAIGAONTHERMALPOWERPROJECT(3x250MW)STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGEBIDDOCUMENTNO.:CS-4610-101-2TECHNICALDATASHEETSECTION-VIPART-FPAGE21OF50o) CasingMaterialp) ShaftMaterialq) ImpellerMaterialr) CoolingWaterFlow(m3/hr.)xx) Make-upSourcexxi) Make-upConsumption(m3/hr.)xxii) On-loadCleaningDevicexxiii) Off-loadCleaningDevicexxiv) ReferenceDrg.No.2.04.03 GGHCleaningi) Onloadcleaninga) Typeofblowerb) (Single/multiplec) nozzle)d) Typeofdrive(sweepaction/retractable)e) Pressureofsteamjet(Kg/cm2)(abs)f) No.ofblowersg) Blowerheadmaterialh) BlowingMediumi) Blowingpressurej) (Kg/cm2)(abs)k) LocationBIDDER'S NAME CLAUSE NO.SUB-SECTION:DM3BONGAIGAONTHERMALPOWERPROJECT(3x250MW)STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGEBIDDOCUMENTNO.:CS-4610-101-2TECHNICALDATASHEETSECTION-VIPART-FPAGE22OF50ii) Offloadcleaning Waterjet/AirJeta) Provisionmadeforb) offloadcleaningc) Typeofdrived) Mediumused(water/air)e) Pressureofwater/airf) required(kg/cm2)(abs)g) Quantityofwater/airh) required(m3/hr)iii) Materialofconstructionforthecleaningdevicea) Linksb) Sealplatesc) Sootblowerlanced) Waterjetwashheade) Wormgearf) Swiveljointg) Nozzles(steam/water)h) Airmotorimpelleri) Airmotorcasingj) Airmotorshaftk) Couplingiv) Pump(ifprovided)a) Make/Modelb) Flow(m3/hr.)c) Pressure(kgf/cm2)BIDDER'S NAME CLAUSE NO.SUB-SECTION:DM3BONGAIGAONTHERMALPOWERPROJECT(3x250MW)STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGEBIDDOCUMENTNO.:CS-4610-101-2TECHNICALDATASHEETSECTION-VIPART-FPAGE23OF502.05.00 SlurryRecirculationPumps (Tobeindicatedforeachlevel)i) No.ofpumpsii) No.ofstand-bypumpsiii) Manufactureriv) Modelv) Typevi) RatedCapacitya) Flow(m3/hr.)b) Head(mWCI)c) Power(KW)d) Efficiency(%)e) SlurryConcentration(%w/w)vii) Max.SlurryConcentration(%w/w)viii) Margina) Flow(%)b) Head(%)ix) MotorRating(KW)x) MotorDetails(volts/H2)xi) Speed(rpm)xii) SynchronousMotorspeed(rpm)xiii) CriticalSpeeds(rpm)xiv) Impellera) Impellertypeb) ImpellerDiameters(mm)c) ShaftMaterial/Diameter(mm)BIDDER'S NAME CLAUSE NO.SUB-SECTION:DM3BONGAIGAONTHERMALPOWERPROJECT(3x250MW)STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGEBIDDOCUMENTNO.:CS-4610-101-2TECHNICALDATASHEETSECTION-VIPART-FPAGE24OF50d) Material/ThicknessofImpeller(mm)e) LiningMaterial/Thickness(mm)xv) CasingTypexvi) CasingMaterial/Thickness(mm)xvii) CasingLinerMaterials/Thickness(mm)xviii) LifeofImpeller/CasingLiners(hrs.)xix) WeightofRotatingParts(kg)xx) WeightofStaticParts(kg)xxi) TypeofSealxxii) SealWaterFlow(m3/hr)xxiii) CoolingWaterFlow(m3/hr)xxiv) Bearingsa) Numberb) Typexxv) TypeofCouplingxxvi) ReferenceDrg.Nos.2.06.00 AbsorberTankAgitatorsa) No.ofAgitatorsineachabsorberb) No.ofredundantagitatorsineachabsorberc) Make/Modeld) TypeBIDDER'S NAME CLAUSE NO.SUB-SECTION:DM3BONGAIGAONTHERMALPOWERPROJECT(3x250MW)STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGEBIDDOCUMENTNO.:CS-4610-101-2TECHNICALDATASHEETSECTION-VIPART-FPAGE25OF50e) Speed(rpm)f) DriveMechanismg) ShaftMaterialh) Material/ThicknessofImpeller/Lining(mm)i) PowerConsumption(KW)j) MotorRating(rpm)k) MotorSpeed(rpm)2.07.00 OxidationAirCompressorsi) No.ofcompressorsii) No.ofstand-bycompressorsiii) Manufactureriv) Modelv) Typevi) RatedCapacitya) Flow(m3/hr)b) Head/DischargePressure(mmWCI/kgf/m2)c) Power(KW)d) Efficiency(%)vii) Margina) Flow(%)b) Head(%)viii) DesignAmbientConditions(Temperature/RelativeHumidity)(oC/%)ix) MotorRating(KW)BIDDER'S NAME CLAUSE NO.SUB-SECTION:DM3BONGAIGAONTHERMALPOWERPROJECT(3x250MW)STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGEBIDDOCUMENTNO.:CS-4610-101-2TECHNICALDATASHEETSECTION-VIPART-FPAGE26OF50x) MotorDetails(Volts/H2)xi) Speed(rpm)xii) SynchronousMotorspeed(rpm)xiii) CriticalSpeeds(rpm)xiv) Impellera) Impellertypeb) Diameter(mm)c) ShaftMaterial/Diameter(mm)d) Material/ThicknessofImpeller(mm)xv) CasingTypexvi) CasingMaterial/Thickness(mm)xvii) CasingLinerMaterials/Thickness(mm)xviii) WeightofRotatingParts(kgs.)xix) WeightofStaticParts(kgs.)xx) TypeofSealxxi) CoolingWaterFlowRequirement(m3/hr)xxii) Bearingsa) Numberb) Typec) Lubricationxxiii) TypeofCouplingxxiv) ReferenceDrg.Nos.BIDDER'S NAME CLAUSE NO.SUB-SECTION:DM3BONGAIGAONTHERMALPOWERPROJECT(3x250MW)STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGEBIDDOCUMENTNO.:CS-4610-101-2TECHNICALDATASHEETSECTION-VIPART-FPAGE27OF502.08.00 SlurryPumps Limestone GypsumSlurry BleedPump Pumpi) No.ofpumpsforeachunitii) No.ofstand-bypumpsforeachunitiii) Manufactureriv) Modelv) Typevi) RatedCapacitya) Flow(m3/hr)b) Head(mWC)c) Power(KW)d) Efficiency(%)e) SlurryConcentration(%w/w)vii) Max.SlurryConcentration(%w/w)viii) Margina) Flow(%)b) Head(%)ix) MotorRatingKWx) MotorDetails(volts/H2)xi) Speed(rpm)xii) SynchronousMotorspeed(rpm)xiii) CriticalSpeeds(rpm)xiv) Impellera) Impellertypeb) Diameters(mm)BIDDER'S NAME CLAUSE NO.SUB-SECTION:DM3BONGAIGAONTHERMALPOWERPROJECT(3x250MW)STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGEBIDDOCUMENTNO.:CS-4610-101-2TECHNICALDATASHEETSECTION-VIPART-FPAGE28OF50c) ShaftMaterial/Diameter(mm)d) Material/ThicknessofImpeller(mm)e) LiningMaterial/Thickness(mm)xv) CasingTypexvi) CasingMaterial/Thickness(mm)xvii) CasingLinerMaterials/Thickness(mm)xviii) LifeofImpeller/CasingLiners(hrs.)xix) WeightofRotatingParts(kgs.)xx) WeightofStaticParts(kgs.)xxi) TypeofSealxxii) SealWaterFlow(m3/hr)xxiii) CoolingWaterFlow(m3/hr)xxiv) Bearingsa) Numberb) Typexxv) TypeofCouplingxxvi) ReferenceDrg.Nos.2.09.00 LimestoneGrindingandSlurry (TobefilledforBaseOfferandPreparationsystem AlternateOfferSeparately)2.09.01 Bunkershutoffgatesi) Manufacturer ...........................................................ii) Type ...........................................................iii) Materialofthegates ...........................................................BIDDER'S NAME CLAUSE NO.SUB-SECTION:DM3BONGAIGAONTHERMALPOWERPROJECT(3x250MW)STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGEBIDDOCUMENTNO.:CS-4610-101-2TECHNICALDATASHEETSECTION-VIPART-FPAGE29OF50iv) Motorrating(KW) ...........................................................2.09.02 Downspouti) Manufacturer ...........................................................ii) insidediameter(mm) ...........................................................iii) Thickness(mm) ...........................................................iv) Height(mm) ...........................................................v) Material ...........................................................vi) Offsetbetweenfeederoutletand ...........................................................centrelineofLimestonebunker,ifany2.09.03 RawLimestonefeedersi) Manufacturer ...........................................................ii) Type ...........................................................iii) Feedersize ...........................................................iv) Normalcapacity(tonnes/hr) ...........................................................v) Maximumcapacity(tonnes/hr) ...........................................................vi) Methodofoutputcontrol ...........................................................vii) SpeedpulserallowableVAburdenviii) Feederbeltwidth(mm) ...........................................................ix) Auxiliarypowerconsumption(KW) ...........................................................At100%BMCR(DC/WC)At100%TMCR(DC/WC)At100%BMCR(BestCoalinRange)x) TypeofDrive ...........................................................2.09.04 Rawcoalweighersi) Manufacturer ...........................................................BIDDER'S NAME CLAUSE NO.SUB-SECTION:DM3BONGAIGAONTHERMALPOWERPROJECT(3x250MW)STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGEBIDDOCUMENTNO.:CS-4610-101-2TECHNICALDATASHEETSECTION-VIPART-FPAGE30OF50ii) ModelNumber ...........................................................iii) Methodofmeasurement ...........................................................iv) Rangeofmeasurement(kg/hr) ...........................................................2.09.05 Downspoutfromfeederoutlettopulverizeri) Manufacturer ...........................................................ii) insidediameter(mm) ...........................................................iii) Thickness(mm) ...........................................................iv) Material ...........................................................v) Height(mm) ...........................................................vi) Offsetbetweenfeederoutlet ...........................................................andcentrelineoflimestonebunker,ifany(m)2.09.06 LimestonePulverizersA. DesignData:i) Manufacturerii) Typeandmodeliii) TotalNumberofmillsiv) Millmaximumcapacity(kg/hr)v) Sizeofrawlimestoneatmillinlet(mm)vi) BondIndexofLimestonevii) Finenessofpulverizedcoalthrough325mesh(%)viii) PulverizerSpeed(rpm)ix) TotalLimestoneconsumption(kg/hr)withallunitsworkingatBIDDER'S NAME CLAUSE NO.SUB-SECTION:DM3BONGAIGAONTHERMALPOWERPROJECT(3x250MW)STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGEBIDDOCUMENTNO.:CS-4610-101-2TECHNICALDATASHEETSECTION-VIPART-FPAGE31OF50x) 100%BMCR(DC/WC/BestofRange)xi) 100%TMCR(DC/WC/BestofRange)Numberofmillsworkingwithallunitsworkingat100%BMCR(DC/WC/BestofRange)100%TMCR(DC/WC/BestofRange)xii) Millloadingofworkingmills(%ofmaximumcapacity)whennoofmillsasper(l)areoperatingxiii) MillPowerConsumptionxiv) MillMainMotorRating(KW)xv) MainMotor(Voltage/H2/rpm)xvi) Overalldimensionsxvii) Totalweightincludingmotorxviii) SolidConcentration(w/w%)inmillxix) MethodofClassificationxx) BallConsumption(kgpertonoflimestone)B. ConstructionalFeaturesi) Material/ThicknessofMillWearLinersii) GuaranteedWearLifeofWearLinersiii) Estimatedlabour(inmanhours)forreplacementofwearliners)BIDDER'S NAME CLAUSE NO.SUB-SECTION:DM3BONGAIGAONTHERMALPOWERPROJECT(3x250MW)STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGEBIDDOCUMENTNO.:CS-4610-101-2TECHNICALDATASHEETSECTION-VIPART-FPAGE32OF50iv) Material/Diameter(mm)ofBallC. Typeofdrivetransmissiona) Make/ModelofGearboxb) SpeedRatioD. TypeofcouplingE. Pulverizerlubeoilsystema) No.oflubeoilpumpsperpulverizerb) No.oflubeoilpumpsworkingc) No.ofoilcoolersperpulverizerd) No.ofoilcoolersperworkingF. AuxiliaryMotorRating(KW)G. MillspeedwithAuxiliaryMotor(rpm)H. MillSeparatorTanki) Capacity(m3)ii) Material/Thickness(mm)iii) LiningMaterial/Thickness(mm)iv) No.ofAgitatorsI. MillcircuitPumpi) No.permillii) No.ofstand-bypumpsiii) Make/Modeliv) ImpellerTypev) Material/Thickness(mm)ofImpellerandliningBIDDER'S NAME CLAUSE NO.SUB-SECTION:DM3BONGAIGAONTHERMALPOWERPROJECT(3x250MW)STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGEBIDDOCUMENTNO.:CS-4610-101-2TECHNICALDATASHEETSECTION-VIPART-FPAGE33OF50vi) CasingTypevii) Material/Thickness(mm)ofCasing/Liningviii) RatedFlowHead(m3/hr/mWCI)ix) SlurrySolidconcentration(w/w%)J. Agitatorsi) No./Make/Modelii) Typeiii) Speed(rpm)iv) DriveMechanismv) ShaftMaterialvi) Material/Thickness(mm)ofImpeller/Liningvii) PowerConsumptionviii) MotorRating(KW)ix) MotorSpeed(rpm)K. Hydro-cyclonei) Make/Modelii) Number workingiii) FlowCapacity(m3/hr)iv) InletSolidConcentration(%w/w)v) No.ofHydro-cycloneineachsetvi) No.ofsparehydro-cycloneineachsetBIDDER'S NAME CLAUSE NO.SUB-SECTION:DM3BONGAIGAONTHERMALPOWERPROJECT(3x250MW)STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGEBIDDOCUMENTNO.:CS-4610-101-2TECHNICALDATASHEETSECTION-VIPART-FPAGE34OF50vii) UnderflowVolume(m3/hr)SolidConcentration(%w/w)viii) OverflowVolume(m3/hr)SolidConcentration(%w/w)ix) Size/Material/Thickness(mm)ofbase/Lininga) FeedChamberb) ApexStopperc) ConeCasingd) Underflowpipee) Overflowpipex) PressureDropatratedcapacity(mmWCI)xi) DesignPressure2.10.00 LimestoneSlurryPreparationTanki) No.ofTankii) Capacity(m3)iii) SlurrySolidconcentration(w/w%)iv) TankCapacityat100%BMCR(DC/WC/Bestofrange)(hrs.)v) Dimensions(WxDXH)vi) Material/Thickness(mm)vii) LiningMaterial/Thickness(mm)viii) No.ofAgitatorsBIDDER'S NAME CLAUSE NO.SUB-SECTION:DM3BONGAIGAONTHERMALPOWERPROJECT(3x250MW)STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGEBIDDOCUMENTNO.:CS-4610-101-2TECHNICALDATASHEETSECTION-VIPART-FPAGE35OF50ix) No.ofRedundantAgitators2.10.01 LimestoneSlurryTankAgitatorsi) No.ofAgitatorsineachTankii) No.ofredundantagitatorsineachtankiii) Make/Modeliv) Typev) Speed(rpm)vi) DriveMechanismvii) ShaftMaterialviii) Material/Thickness(mm)ofImpeller/Liningix) PowerConsumption(KW)x) MotorRating(rpm)xi) MotorSpeed2.11.00 GypsumDewateringSystemi) No.ofStreamsii) No.ofStreamsStand-byiii) PrimaryHydro-cyclonea) Make/Modelb) Number workingc) FlowCapacity(m3/hr)d) InletSolidConcentration(%w/w)e) No.ofHydro-cycloneineachsetBIDDER'S NAME CLAUSE NO.SUB-SECTION:DM3BONGAIGAONTHERMALPOWERPROJECT(3x250MW)STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGEBIDDOCUMENTNO.:CS-4610-101-2TECHNICALDATASHEETSECTION-VIPART-FPAGE36OF50f) No.ofsparehydro-cycloneineachsetg) UnderflowVolume(m3/hr)SolidConcentration(%w/w)h) OverflowVolume(m3/hr)SolidConcentration(%w/w)i) Size(mm)/Material/Thickness(mm)FeedChamberApexStopperConeCasingUnderflowpipeOverflowpipej) PressureDropatratedcapacity(mmWCI)k) DesignPressure(kgf/cm2)iv) VacuumBeltFiltersa) Manufacturerb) Modelc) Dimensions(WxLxH)(mxmxm)d) ClothWidth(m)e) ClothLength(m)f) No.Working/Stand-byBIDDER'S NAME CLAUSE NO.SUB-SECTION:DM3BONGAIGAONTHERMALPOWERPROJECT(3x250MW)STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGEBIDDOCUMENTNO.:CS-4610-101-2TECHNICALDATASHEETSECTION-VIPART-FPAGE37OF50g) Capacity(Guaranteed)Gypsum(Dry)(kg/hr)Gypsum(Slurry)(m3/hr)h) InletFlowVolume(m3/hr)SolidConcentration(%w/w)i) GypsumFlow(Dry)kg/hrj) MoistureRemoved(%)k) No.ofstagesofcakewashing/waterflow(m3/hr)l) No.ofstagesofclothwashing/waterflow(m3/hr)m) DesignPressureofVacuumChamber(kgf/cm2/a)n) OperatingPressureofVacuumChamber(kgf/cm2/a)o) Material/Thickness(mm)CasingClothGypsumDischargeHopperVacuumBoxp) LifeofCloth(hrs.)q) Type/MaterialofCarryingBeltr) Type/MaterialofSealingBelts) LifeofCarryingBelt(hrs.)t) LifeofSealingBelt(hrs.)u) AutomaticClothTensioningMechanismProvided YES/NOBIDDER'S NAME CLAUSE NO.SUB-SECTION:DM3BONGAIGAONTHERMALPOWERPROJECT(3x250MW)STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGEBIDDOCUMENTNO.:CS-4610-101-2TECHNICALDATASHEETSECTION-VIPART-FPAGE38OF50v) VacuumReceiverTanka) No.ofTankb) Capacity(m3)c) Dimensions(DiaxHeight)(mmxmm)d) Material/Thickness(mm)e) LiningMaterial/Thickness(mm)vi) VacuumPumpsa) Make/Modelb) Typec) No.ofPumpsforeachVacuumBeltFilterd) RatedCapacityFlow/Head/Power(m3/hr/mWCI/KW)e) PowerConsumption(KW)f) PumpSpeed(rpm)g) MotorRating(KW)h) MotorSpeed(rpm)i) Margins(Flow/Head)(%/%)j) OperatingPressure(kgf/cm2/a)k) DesignPressure(kgf/cm2/a)l) Material/Thickness(mm)ofBase/LiningCasingShaftImpellerBIDDER'S NAME CLAUSE NO.SUB-SECTION:DM3BONGAIGAONTHERMALPOWERPROJECT(3x250MW)STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGEBIDDOCUMENTNO.:CS-4610-101-2TECHNICALDATASHEETSECTION-VIPART-FPAGE39OF50m) TypeofSealn) SealingWaterFlow(m3/hrs)o) BearingNo.ofBearingsTypeofBearingsp) Typeofcouplingq) WhetherSilencerProvidedatOutlet YES/NOvii) FiltrateTanka) No.ofTankb) Capacity(m3)c) Dimensions(WxDXH)d) Material/Thickness(mm)e) LiningMaterial/Thickness2.12.00 SlurryPipes Recircula- Limestone GypsumtionSlurry Slurry Slurryi. Pipesize(mm)ii. TypeofJointsa) PipetoPipe/PipetoFittingsb) Fittingsiii. Material/Thickness(mm)ofPipeiv. MaterialThicknessofliningv. EstimatedLifeofliners(hrs.)vi. SlurrySolidconcentration(w/w%)vii. SlurrySettlingVelocity(m/s)BIDDER'S NAME CLAUSE NO.SUB-SECTION:DM3BONGAIGAONTHERMALPOWERPROJECT(3x250MW)STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGEBIDDOCUMENTNO.:CS-4610-101-2TECHNICALDATASHEETSECTION-VIPART-FPAGE40OF50viii. PipeVelocity(m/s)2.13.00 SecondaryWasteWaterHydro-cycloneFeedTanka) No.ofTankb) Capacity(m3)c) Dimensions(WxDXH)(mxmxm)d) Material/Thickness(mm)e) LiningMaterial/Thickness(mm)2.13.01 SecondaryWasteWaterHydro-cycloneFeedPumpa) No.b) No.ofstand-bypumpsc) Make/Modeld) ImpellerTypee) Material/Thickness(mm)ofImpellerandliningf) CasingTypeg) Material/ThicknessofCasing/Liningh) RatedFlow/Head(m3/hr./mWCI)i) SlurrySolidconcentration(w/w%)2.13.02 SecondaryWasteWaterHydro-cyclonea) Make/Modelb) Number(working+standby)c) FlowCapacity(m3/hr.)d) InletSolidConcentration(%w/w)e) No.ofHydro-cycloneineachsetBIDDER'S NAME CLAUSE NO.SUB-SECTION:DM3BONGAIGAONTHERMALPOWERPROJECT(3x250MW)STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGEBIDDOCUMENTNO.:CS-4610-101-2TECHNICALDATASHEETSECTION-VIPART-FPAGE41OF50f) No.ofsparehydro-cycloneineachsetg) UnderflowVolume(m3/hr.)SolidConcentration(%w/w)h) OverflowVolume(m3/hr.)SolidConcentration(%w/w)i) Size(mm)/Material/Thickness(mm)ofbase/Lininga)FeedChamberb)ApexStopperc)ConeCasingd)Underflowpipee)Overflowpipej) PressureDropatratedcapacity(mmwc)k) DesignPressure(kgf/cm2)2.14.00 WasteWaterTanki) No.ofTankii) Capacity(m3)iii) Dimensions(WxDXH)(mxmxm)iv) Material/Thickness(mm)v) LiningMaterial/Thickness(mm)BIDDER'S NAME CLAUSE NO.SUB-SECTION:DM3BONGAIGAONTHERMALPOWERPROJECT(3x250MW)STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGEBIDDOCUMENTNO.:CS-4610-101-2TECHNICALDATASHEETSECTION-VIPART-FPAGE42OF502.14.01 WasteWaterPumpi) No.ii) No.ofstand-bypumpsiii) Make/Modeliv) ImpellerTypev) Material/Thickness(mm)ofImpellerandliningvi) CasingTypevii) Material/Thickness(mm)ofCasing/Liningviii) RatedFlowHead(m3/hrs/mWCI)ix) SlurrySolidconcentration(w/w%)2.15.00 SumpPump(forabsorberarea,limestonegrindingareaandgypsumdewateringareasumps)i) No.ii) No.ofstand-bypumpsiii) Make/Modeliv) ImpellerTypev) Material/Thickness(mmWCI)ofImpellerandliningvi) CasingTypevii) Material/ThicknessofCasing/Liningviii) Rated/FlowHeadix) SlurrySolidconcentration(w/w%)BIDDER'S NAME CLAUSE NO.SUB-SECTION:DM3BONGAIGAONTHERMALPOWERPROJECT(3x250MW)STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGEBIDDOCUMENTNO.:CS-4610-101-2TECHNICALDATASHEETSECTION-VIPART-FPAGE43OF502.16.00 AbsorbentAuxiliarySlurrySumpi) Capacity(m3)Recommendedii) SlurrySolidconcentration(w/w%)iii) No.ofAgitatorsiv) No.ofRedundantAgitators2.17.00 AbsorbentAuxiliarySlurrySumpAgitatorsi) No.ofAgitatorsinSumpii) No.ofredundantagitatorsiii) Make/Modeliv) Typev) Speed(rpm)vi) DriveMechanismvii) ShaftMaterialviii) Material/Thickness(mm)ofImpeller/Liningix) PowerConsumptionx) MotorRating(KW)xi) MotorSpeed(rpm)2.18.00 AbsorbentAuxiliarySlurrySumpPumpsi) No.ofpumpsii) No.ofstand-bypumpsiii) Manufactureriv) Modelv) TypeBIDDER'S NAME CLAUSE NO.SUB-SECTION:DM3BONGAIGAONTHERMALPOWERPROJECT(3x250MW)STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGEBIDDOCUMENTNO.:CS-4610-101-2TECHNICALDATASHEETSECTION-VIPART-FPAGE44OF50vi) RatedCapacitya) Flow(m3/hr)b) Head(mWCI)c) Power(KW)d) Efficiency(%)e) SlurryConcentration(%w/w)vii) Max.SlurryConcentration(%w/w)viii) Margina) Flow(%)b) Head(%)ix) MotorRating(KW)x) MotorDetails(volts/Hz)xi) Speed(rpm)xii) SynchronousMotorspeed(rpm)xiii) CriticalSpeeds(rpm)xiv) Impellera) Impellertypeb) Diameters(mm)c) ShaftMaterial/Diameter(mm)d) Material/Thickness(mm)ofImpellere) LiningMaterial/Thickness(mm)xv) CasingTypeBIDDER'S NAME CLAUSE NO.SUB-SECTION:DM3BONGAIGAONTHERMALPOWERPROJECT(3x250MW)STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGEBIDDOCUMENTNO.:CS-4610-101-2TECHNICALDATASHEETSECTION-VIPART-FPAGE45OF50xvi) CasingMaterial/Thickness(mm)xvii) CasingLinerMaterials/Thickness(mm)xviii) LifeofImpeller/CasingLiners(hrs.)xix) WeightofRotatingParts(kgs.)xx) WeightofStaticParts(kgs.)xxi) TypeofSealxxii) SealWaterFlow(m3/hr)xxiii) CoolingWaterFlow(m3/hr)xxiv) Bearingsa) Numberb) Typexxv) TypeofCouplingxxvi) ReferenceDrg.Nos.2.19.00 INSULATIONANDCLADDINGi) Areatobeinsulatedperunit(m2)a) GGHHotGasInletDuctb) AbsorberInletDuctc) Absorberd) AbsorberOutletducte) GGHColdGasInletDuctf) AbsorberBypassDuctg) StackInletDucth) TotalBIDDER'S NAME CLAUSE NO.SUB-SECTION:DM3BONGAIGAONTHERMALPOWERPROJECT(3x250MW)STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGEBIDDOCUMENTNO.:CS-4610-101-2TECHNICALDATASHEETSECTION-VIPART-FPAGE46OF50ii) Material .............................................................iii) Insulatingmaterialstandard .............................................................iv) Thickness(mm) .............................................................v) Density(Kg/M3) .............................................................vi) Thermalconductivity(Kcal/m/hr/deg.C)atmeantemperatureofa) 50deg.Cb) 100deg.Cc) 150deg.Cd) 200deg.Cvii) Resistivetomicroorganism (Yes/No)viii) Incombustibility(Yes/No) .............................................................ix) Materialofskincasing .............................................................x) Thicknessofskincasing .............................................................3.00.00 EQUIPMENTWEIGHT(TOTAL)(intons)i) FGDSystem .............................................................a) StructuralSteel .............................................................b) AbsorberandOxidation .............................................................Tankcasingc) SlurrySprayNozzlesand .............................................................Headersd) Oxidationairnozzlesand .............................................................Headerse) MistEliminators .............................................................ii) Ducts&Gates .............................................................iii) RecirculationSlurryPumpsand .............................................................pipingBIDDER'S NAME CLAUSE NO.SUB-SECTION:DM3BONGAIGAONTHERMALPOWERPROJECT(3x250MW)STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGEBIDDOCUMENTNO.:CS-4610-101-2TECHNICALDATASHEETSECTION-VIPART-FPAGE47OF50iv) OxidationCompressorsand .............................................................pipingv) GypsumBleedpumpand .............................................................pipingvi) LimestoneSlurryPumpsand .............................................................pipingvii) LimestoneGrindingSystem .............................................................a) Feedersb) Millsc) Hydro-cyclonesandpumpsd) Tankse) StructuralSteelsviii) SlurryTankAgitators .............................................................ix) GypsumDewateringSystem .............................................................a) Hydro-cyclonesb) VacuumBeltFiltersc) VacuumReceivers&Pumpsd) tructuralSteelx) SlurryPipes&Valvesxi) Galleries,stairwaysand .............................................................walkwaysxii) ThermalinsulationandCladding .............................................................xiii) ControlandInstrumentation .............................................................xiv) Others .............................................................xv) Totalestimatedweight .............................................................BIDDER'S NAME CLAUSE NO.SUB-SECTION:DM3BONGAIGAONTHERMALPOWERPROJECT(3x250MW)STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGEBIDDOCUMENTNO.:CS-4610-101-2TECHNICALDATASHEETSECTION-VIPART-FPAGE48OF504.00.00 DATAFORREFERENCEPLANTS(USEONESEPARATESHEETFOREACHREFERENCEPLANT)4.01.00 PowerPlantdetailsi) Unitrating(MW)ii) CommissioningDate4.01.01 AbsorberDesigni) Designfluegasflow(m3/sec)ii) Designfluegastemperature(degC)iii) No.ofAbsorbersperboileriv) No.ofspraylevels(working+stand-by)ineachabsorberv) L/GRatioatDesignPointvi) Gasvelocityatdesignflow(m/s)vii) Minimumredundancyinslurryrecirculationpumpsviii) HeightofAbsorber(m)ix) Guaranteedpowerconsumption(KW)x) Max.InletDustBurden(mg/Nm3)xi) GuaranteedOutletDustburden(mg/Nm3)4.01.02 Designfueli) FuelTypeii) AshContent(%)iii) MoistureContent(%)BIDDER'S NAME CLAUSE NO.SUB-SECTION:DM3BONGAIGAONTHERMALPOWERPROJECT(3x250MW)STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGEBIDDOCUMENTNO.:CS-4610-101-2TECHNICALDATASHEETSECTION-VIPART-FPAGE49OF50iv) GrossCalorificvalue(KcalKg)v) Sulphurcontent(%)incoal4.01.03 SO2RemovalEfficiencyi) Guaranteedefficiency(%)ii) Acceptancetestefficiency(%)4.02.00 AvailabilityData5.00.00 PROPOSEDSUB-CONTRACTORSi) FGDSystem .............................................................ii) StructuralSteel .............................................................iii) AbsorberandOxidationTank .............................................................casingiv) SlurrySprayNozzles .............................................................v) Oxidationairnozzles .............................................................vi) MistEliminators .............................................................vii) Ducts .............................................................viii) Gates .............................................................ix) RecirculationSlurryPumps .............................................................x) OxidationCompressors .............................................................xi) GypsumBleedandLimestone .............................................................SlurryPumpsxii) LimestoneGrindingSystem .............................................................a) Feedersb) Millsc) Hydro-cyclonesd) TanksBIDDER'S NAME CLAUSE NO.SUB-SECTION:DM3BONGAIGAONTHERMALPOWERPROJECT(3x250MW)STEAMGENERATORWITHELECTROSTATICPRECIPITATORPACKAGEBIDDOCUMENTNO.:CS-4610-101-2TECHNICALDATASHEETSECTION-VIPART-FPAGE50OF50xiii) SlurryTankAgitators .............................................................xiv) GypsumDewateringSystem .............................................................a) Hydro-cyclonesb) VacuumBeltFiltersc) VacuumReceiversd) VacuumPumpsxv) SlurryPipes .............................................................xvi) SlurryValves .............................................................xvii) Galleriesadstairways .............................................................xviii) Internalwalkways .............................................................xix) Thermalinsulation .............................................................xx) Cladding .............................................................xxi) Instruments .............................................................CLAUSE NO. SCOPE OF SUPPLY & SERVICES BONGAIGAON THERMAL POWER PROJECT (3X250 MW) STEAM GENERATORWITH ELECTROSTATIC PRECIPITATOR PACKAGE TECHNICAL SPECIFICATIONS SECTION-VI, PART-A BID DOCUMENT NO.: CS-4610-101-2 SUB-SECTION-IIIA-04 FLUE GAS DESULPHURISATION SYSTEM PAGE 1 OF 6 SCOPE OF SUPPLY 1.00.00The contractors scope of supply shall include engineering, design, supply, erection, commissioningandtestingofcompletemechanical,electrical,C&Iandassociated civil and structural works for Flue Gas Desulphurization system and its auxiliaries for three(3)numbersteamgeneratorsof250MWnominalrating,asdetailedinthis specification. The FGD system shall be necessarily based on Wet Lime Stone FGD technologyandisintendedtoreducetheemissionsofSulphurDioxideinfluegas producedbycoalbeingfiredinboilertothelimitsspecifiedelsewhereinthe technical specification. 1.01.00Complete Control & Instrumentation system as required for the FGD system shall be includedinthescopeofsupply.Allelectricaldrivesandactuatorsrequired forthe equipments/valves/dampers shall be in the contractors scope. Civil works (excluding foundation) such as grouting required for mills/pumps and any other equipments etc. isincludedinthecontractorsscopeofwork.Thecontractorshallalsoincludeall supporting and structural works, like pipe trestles in their scope of work. 1.02.00The scope of supply identified for FGD system here are minimum requirements and unlessspecificallyexcludedfromthecontractorsscopeinsub-section-V(Terminal Points and Exclusions), any equipment/system not includedin this specification but integraltothesystemofferedbythecontractortomeettheintentofthis specification, shall also be included in the scope of the contractor. 1.03.00TheFGDsystemshallhaveanindependentabsorberforeachunit,common limestonemillingsystemsforthethreeunitsandcommongypsumdewatering systemforthethreeunits.Thecontractorshallalsosupplyanauxiliaryabsorbent tank,commonforthethreeunits,forstorageofabsorberslurryofoneunit.The contractorsscopeshallincludetheabsorbers,limestonegrindingsystemand gypsum dewatering system.1.04.00ThescopeofthecontractorforFGDsystemshallincludeallitemsasshownin Tenderdrawings4610-102-POM-A-006(3sheets).Allducting,dampers,pumps, valves, supports, etc. as required for completeness of system of absorbers, common limestone grinding system and common gypsum dewatering system shall also be in the scope of the contractor. 2.00.00SYSTEM DESCRIPTION 2.01.00The FGD system shall be based on Wet Limestone Forced Oxidation process. Each unit shall be provided with an independent absorber. 2.02.00Gas from ID fan discharge shall be taken to the absorber through a Gas-Gas Heater. In the absorber, SO2 in flue gas shall be removed by a spray of recirculating slurry, pumpedbyslurryrecirculationpumps.Alternatively,thegasshallbebubbled throughtheabsorberslurrytoremovetheSO2fromfluegas.Onlyprovensystem supplied earlier by the FGD vendor shall be supplied by the contractor. 2.03.00Compressed oxidation air shall be blown through the slurry in the oxidation tank, to oxidizetheCalciumsulfitetogypsum.Theoxidationsystemmaybeeithergrid sparge type or lance jet type as per the proven practice of the FGD vendor. CLAUSE NO. SCOPE OF SUPPLY & SERVICES BONGAIGAON THERMAL POWER PROJECT (3X250 MW) STEAM GENERATORWITH ELECTROSTATIC PRECIPITATOR PACKAGE TECHNICAL SPECIFICATIONS SECTION-VI, PART-A BID DOCUMENT NO.: CS-4610-101-2 SUB-SECTION-IIIA-04 FLUE GAS DESULPHURISATION SYSTEM PAGE 2 OF 6 2.04.00CleangasfromtheabsorbershallbetakentotheGGHthroughtwostagemist eliminators.Treatedandreheatedfluegasfromtheabsorbershallbedischarged througha220mhighstack(beingprocuredbytheemployerunderaseparate contract).Thecontractorshallterminatethefluegasductatanelevationof31m abovethefinishedfloorlevelinsidethechimneyforinterconnectionwithflue providedinthechimney.Provisionshallbemadeforisolationofthefluegasflow throughtheabsorberandalso forbypassoftheabsorber,toallow maintenanceof the absorber with the unit in operation. 2.05.00Limestonetotheabsorbersofthethree(3no)unitsshallbesuppliedbyawet limestone grinding, common for the three units. Each wet limestone mill shall be fed fromanindependentbunker(beingprocuredbytheemployerunderaseparate contract) through a gravimetric feeder. The classified limestone slurry from the mills shallbestoredintwo(2no)limestoneslurrystoragetank,fromwheretheslurry shall be pumped to the individual absorbers by dedicated limestone slurry pumps. 2.06.00The gypsum from the three (3 no) absorbers shall be pumped by dedicated gypsum bleedpumpstoacommonGypsumDewateringsystemconsistingofmultiple streams of primary and secondary dewatering equipments. The water removed from theabsorbershallberecycledtotheabsorbers.Thewastewaterfromthesystem shallbecollectedandneutralizedusinglimeandneutralizedeffluentshallbe pumpedtoEmployersAshslurrysumpbyContractor.Washedanddewatered gypsumfrothedewateringsystemshallbefedtoabeltconveyor.Thecontractor shalldischargethegypsumcakeabovethebeltconveyor(beingprocuredbythe employer under a separate contract). 2.07.00A common auxiliary absorbent tank shall be provided for storage of absorber slurry ofoneabsorberalongwithslurrypumpsforpumpingtheslurrybacktoanyofthe absorber. 3.00.00LIMESTONE GRINDING SYSTEM (COMMON FOR THREE (3) UNITS) 3.01.00Thecontractorsscopeshallincludeacommonlimestonegrindingsystemforthe three units and shall comprise of : 3.01.015 no. wet tube mills along with all accessories.3.01.02Inadditiontothebaseofferasdescribedabove,thebidder,asanalternateoffer, may also provide a system comprising of 2x100% tube mills with each mill sized to meet110%ofthemaximumlimestonerequirementofallthethreeunitsoperating simultaneouslyat100%BMCR,withDesign/Worst/BestCoal(whichevergivesthe maximum limestone requirement). The bidder shall furnish complete details covering technicalfeatures,impactonguaranteeparameters,costimplicationetc.forthe employertoassessthealternateofferintotality.Biddershallfurnishguarantee schedules for the alternate offer separately as per format enclosed in BPS. 3.01.032 limestone slurry tanks, each with 2 hrs storage capacity for 3 units. 3.01.042x100% limestone slurry pumps for each unit (total 6 nos.) 3.01.05Limestone slurry piping to each absorber, along with recirculation lines (if required), all isolation and control valves. CLAUSE NO. SCOPE OF SUPPLY & SERVICES BONGAIGAON THERMAL POWER PROJECT (3X250 MW) STEAM GENERATORWITH ELECTROSTATIC PRECIPITATOR PACKAGE TECHNICAL SPECIFICATIONS SECTION-VI, PART-A BID DOCUMENT NO.: CS-4610-101-2 SUB-SECTION-IIIA-04 FLUE GAS DESULPHURISATION SYSTEM PAGE 3 OF 6 3.01.06EachmillshallbefedfromanindependentLimestonebunkerprovidedbythe employer under a separate contract.Each mill shall be complete withthe following items, as a minimum requirement: i.A bunker outlet gate ii.A gravimetric limestone feeder along with its drive and all other auxiliaries iii.1 no. separator tank with agitator(s). iv.2x100% Mill circuit pump. v.1 set of hydro-cyclonevi.Aperipheraldrivesystemwithmotor,speedreducergearboxandother auxiliaries. vii.An auxiliary motor for inching operation with speed reducer. viii.Complete lubricating system with 1 no. lube oil tank. ix.Lubeoilpumps,coolers,duplexoilfilters,connectingpipingandnecessary load&remoteindicatinginstruments.Eachlubeoilpumpandcoolershall have a 100% identical stand-by. All connecting pipes / chutes along with necessary valves between various systems ofthe millandfromhydro-cyclonetocommon slurrystoragetanks shallalsobein the scope of the contractor. Necessary pipes, pipe supports, trestles etc. as required fortheroutingofthepipesshallbeunderthecontractorsscope.Anyitemnot includedabovebutnecessaryforsafeandreliableoperationofthemillingsystem proposed by the contractor shall also be in the contractors scope. 4.00.00ABSORBER SYSTEM 4.01.00An independent Limestone Forced Oxidation (LSFO) type absorber system shall be provided for each unit.Each absorber system shall be complete with : 4.01.011x100% Gas Gasheater(GGH) suitable forhandlingtheentire fluegasgenerated by Boiler at 100% BMCR, using the worst coal specified.4.01.02CompleteDuctingSystemfromGGHtoabsorbertower,fromabsorbertowerto GGH, GGH outlet ducts absorber bypass duct and connecting duct to chimney. 4.01.03MotorizedorpneumaticisolationgatesatGGHhotgasinlet,coldgasoutletand absorber bypass duct. 4.01.04Absorbertowercompletewithre-circulatingslurrysprayheader(s)andnozzles,2 stagemisteliminators,washwaternozzles,oxidationtankintegraltotower, oxidation headers and nozzles, and agitators and all internal systems integral to the working of the absorber. CLAUSE NO. SCOPE OF SUPPLY & SERVICES BONGAIGAON THERMAL POWER PROJECT (3X250 MW) STEAM GENERATORWITH ELECTROSTATIC PRECIPITATOR PACKAGE TECHNICAL SPECIFICATIONS SECTION-VI, PART-A BID DOCUMENT NO.: CS-4610-101-2 SUB-SECTION-IIIA-04 FLUE GAS DESULPHURISATION SYSTEM PAGE 4 OF 6 4.01.052x100% re-circulating slurry pump for each level of spray.Alternately, the contractor mayofferasparelevelofspraywitheachspraylevelservedbyanindependent 100% pump. If the contractor offersa single level of sprays there shall be atleast 3x50% slurry recirculation pump. (Incasethebidderoffersanabsorberwithgasbubblingthroughtheslurry,the completegasdistributionsystemtotheslurryshallbeinbiddersscope.Nore-circulating pump and spray header and nozzles shall be required in such case.) 4.01.062x100% oxidation blowers / compressors. 4.01.071 No. Emergency water tank 4.01.08All connecting piping and valves required by the system. 4.01.092x100% gypsum bleed pumps 4.01.10Pipingfromgypsumbleedpumpstogypsumdewateringsystem,alongwith recirculation lines (if required) necessary isolation and control valves. 4.01.11Routingoftheduct/pipingsystemcompletewithsupports,structures,trestlesas required shall be in the contractors scope of supply. 5.00.00GYPSUM DEWATERING SYSTEM 5.01.00The employer envisages a commongypsum dewatering system for the three units.The common dewatering system shall receive the gypsum slurry from each absorber through slurry feed pipes and shall comprise of 5 sets of dewatering equipments. 5.02.00Each set (suitable for handling/dewatering ofone unit) of dewatering equipment (3 workingset+2standbyset)shallcompriseofthefollowingitemsasaminimum requirement: i.One set of primary hydro-cyclones ii.One vacuum belt filter iii.One no. vacuum receiver iv.One no. vacuum pump v.Complete piping and valves for the system along with wash water line. 5.03.00Asanalternateoffer,thebiddermayalsoofferasystemcomprisingof2x100% gypsumdewateringsystemwitheachstreamsizedtodewater110%ofthe maximum gypsum produced by all the three units operating simultaneously at 100% BMCR,withanycoalfromthespecifiedrangeofcoals(whichevergivesthe maximumgypsumflow).Allotherstipulationswithrespecttosizinganddesignof thedewateringsystem,auxiliariesandothersystemsshallbeinlinewiththis specification.Biddershallfurnishguaranteeschedulesforthealternateoffer separately as per format enclosed in BPS. Bidder shall indicate the applicable rebate forsuchanalternateofferintherelevantattachmentoftheschedule.Thebidder CLAUSE NO. SCOPE OF SUPPLY & SERVICES BONGAIGAON THERMAL POWER PROJECT (3X250 MW) STEAM GENERATORWITH ELECTROSTATIC PRECIPITATOR PACKAGE TECHNICAL SPECIFICATIONS SECTION-VI, PART-A BID DOCUMENT NO.: CS-4610-101-2 SUB-SECTION-IIIA-04 FLUE GAS DESULPHURISATION SYSTEM PAGE 5 OF 6 shallalsofurnishdetailsofthepreviousinstallationsofsuchsystemandthe complete technical details, effect on guarantees and the commercial implications for theEmployertoassessthesuitabilityofthealternative.Biddershallfurnish guaranteeschedulesforalternateofferseparatelyasperformatenclosedinBPS. Thealternateoffershallalsoincludemandatorysparesforalltheitemsandtheir corresponding quantities as specified in the Technical Specification.5.04.00Thefiltratewaterfrombeltfilterdewateringandwashingsystemandtheoverflow fromthesecondaryhydro-cycloneshallbetakentoacommonfiltratewatertank. 2x100% pump shall be provided to supply wash water to the belt filters. In addition, 2x100% Filtratewater pump (common for all units) shallbe provided to recycle the filtrate to the absorber.The contractor shall include the necessary piping and valves in their scope. 5.05.00The overflow from the primary set of hydro-cyclone shall be taken to a common tank.2x100% pump shall be provided to feed 2x100% secondary hydro-cyclones.5.06.00The under flow from the secondary hydro-cyclone shall be taken to the filtrate tank.Theoverflowfromthesecondaryhydro-cycloneshallbetakentoawastewater tank.2x100%wastewaterpumpsshallbeprovidedtodischargethewastewater, after neutralization, to employers ash water system. 5.07.00All the piping with supports, trestles as required as well as in the contractors scope. The contractor shall also include any other item not included above but necessary to make the system complete. 6.00.00AUXILIARY ABSORBENT SUMP 6.01.00Theemployershallprovideacommonauxiliaryabsorbentsump,commonforthe three units, of sufficient capacity for storage of absorber slurry of one unit. 6.02.00The contractor shall provide 2x100% slurry pumps for pumping the slurry back to the absorber of any of the units in 12 hrs (max.). All agitators, piping, valves, fittings and otherstructuresrequiredforthesystemshallbeincludedinthescopeofthe contractor.7.00.00PROCESS WATER STORAGE & PUMPING SCHEME7.01.00Two (2) numbers of Water Storage tanks 7.02.003x50% Process Water Pumps to cater to process water requirement of the complete FGD system and the auxiliaries of all the units. 7.03.003x50% Mist Eliminator Wash Water Pump common for all units. 8.00.00SUMP PUMPS 8.01.00Theemployershallprovidesumpsofadequatecapacityineachofthefollowing area: A.Each Absorber Area CLAUSE NO. SCOPE OF SUPPLY & SERVICES BONGAIGAON THERMAL POWER PROJECT (3X250 MW) STEAM GENERATORWITH ELECTROSTATIC PRECIPITATOR PACKAGE TECHNICAL SPECIFICATIONS SECTION-VI, PART-A BID DOCUMENT NO.: CS-4610-101-2 SUB-SECTION-IIIA-04 FLUE GAS DESULPHURISATION SYS