single line diagram for generator and gen. protection & metering (660 mw)

PRESENTATION TIRORA COAL FIRED POWER PLANT PROJECT (5 X 660 MW)SINGLE LINE DIAGRAM FOR GENERATOR AND GEN. PROTECTION & METERING

*BTG - ELECTRICALSLD FOR GENERATOR AND GEN. PROTECTION & METERING:-GENN.G.T.TA4:25000 / 5A0.2S 100VATA3:25000 / 5A5P40 60VATA2:25000 / 5A5P40 60VATA1:25000 / 5A5P40 60VATA5:25000 / 5A0.2 100VATA6:25000 / 5A0.2 100VATA7:25000 / 5A5P40 60VATA8:25000 / 5A5P40 60VATA9:400 / 5A5P20 60VATA12:7500 / 5A5P20 60VATA13:7500 / 5A5P20 60VATA14:7500 / 5A0.5 30VATA10:400 / 5A5P20 60VATA11:400 / 5A0.5 30VA+-AVRETTO GT & UTGPP - AGPP - BGTP & AVRAVRGEMPGPP - ATO GEN. & UT PROT. PANEL USING FOR OVERALL DIFFERENTIAL PROTECTIONGPP A, GPP B - GFRGPP - BGPP - AGPP - BGTP GPP - BGPP - ASPAREGFRPT / LA CABINETTA0: 5 / 5A0.5 30VAGPP - AGPP B, GTP & AVRGPP A, GEMPGPP B - GFRCABLEGPP AGPP B TO GEN. SHAFTGTP EARTHINGIPBDIPBDDC ENBAC ENB415 V MCC22 KV

*BTG - ELECTRICALSLD FOR GENERATOR AND GEN. PROTECTION & METERING:-

CT DETAILS FOR GENERATOR PROTECTION & METERING SR.NO.CT CODECT DESCRIPTIONPANELUSESQTY1TA05 / 5A, 0.5, 30VAGENERATOR FAULT RECORDERUSING FOR RECORD12TA125000 / 5A, 5P40, 60VATO GEN. & UT PROT. PANEL USING FOR OVERALL DIFFERENTIAL PROTECTION33TA225000 / 5A, 5P40, 60VAGENERATOR PROTECTION PANEL- A GEN. DIFFERENTIAL (87G1 ) Id / I3THERMAL OVERLOAD (49G1) I> m=3STARTUP / SHUTDOWN (59G1) I>NEGATIVE PHASE SEQUENCE OVERCURRENT (46G1) I> m 3VOLTAGE RESTRAINED OVERCURRENT (51VG1) UBACK-UP IMPEDANCE (21G1) Z m=3STARTUP / SHUTDOWN (59G2) I>NEGATIVE PHASE SEQUENCE OVERCURRENT (46G2) I> m 3VOLTAGE RESTRAINED OVERCURRENT (51VG2) UBACK-UP IMPEDANCE (21G2) Z U>LOW FORWARD POWER (37 G2) P U>LOW FORWARD POWER (37 G1) P3EXCITATION TRANSFORMER OVERCURRENT (51ET1) I>11TA10400 / 5A, 5P20, 60 VAGENERATOR PROTECTION PANEL- B EXCITATION TRANSFORMER INSTANTANEOUS OVERCURRENT (50SET2) Is>3EXCITATION TRANSFORMER OVERCURRENT (51ET2) I>GENERATOR FAULT RECORDERUSING FOR RECORD12TA11400 / 5A, 0.2, 30 VAGENERATOR TRANSDUCER PANEL & AVRUSING FOR CONVERT 4 - 20mA FOR DCS & EXCITATION SYSTEM313TA127500 / 5A, 5P20, 60 VAGENERATOR PROTECTION PANEL- B EXCITATION TRANSFORMER THERMAL OVERLOAD (49ET2) 3I>314TA137500 / 5A, 5P20, 60 VAGENERATOR PROTECTION PANEL- A EXCITATION TRANSFORMER THERMAL OVERLOAD (49ET1) 3I>315TA147500 / 5A, 0.5, 30 VASPARE3

*BTG - ELECTRICALDETAILS OF GENERATOR :-

PURCHASERSICHUAN MECHANICAL EQUIPMENT IMPORT EXPORT CO. LTD. (SCMEC)BARGAINORSHANGHAI ELECTRIC POWER GENERATION CO. LTD. GENERATOR PLANTDESIGN UNITSOUTHWEST ELECTRIC POWER DESIGN INSTITUTE (SWEPDI)


DESCRIPTIONUNITDESIGN VALUESPECS AND MODEGENERATOR MODELQFSN-660-2RATED CAPACITY SNMVA776RATED POWER PNMW660RATED POWER FACTOR COSN0.85 (LAG)RATED VOLTAGE UNKV22RATED CURRENT INA20377RATED FREQUENCY FNHZ50RATED ROTATION SPEED NNRPM3000RATED EXCITATION VOLTAGE UFNV494RATED EXCITATION CURRENT IFN/ NO-LOAD EXCITATION CURRENT IFOZA4690/1497STATOR WINDING CONNECTION MODEYYCOOLING MODEWATER, H2, H2VENTILATION MODETAKE GAS FROM THE AIR GAPEXCITATION MODESTATIC EXCITATION


DESCRIPTIONUNITDESIGN VALUEPARAMETER PROPERTYDC RESISTANCE FOR EACH PHASE OF THE STATOR 75W1.44710-3DC RESISTANCE FOR WINDING OF THE ROTOR 75W0.1004GROUND CAPACITANCE FOR EACH PHASE OF THE STATORAF0.229BF0.229CF0.229SELF INDUCTANCE OF THE ROTOR WINDINGH0.762DIRECT AXIS SYNCHRO REACTANCE XD%226HORIZONTAL AXIS SYNCHRO REACTANCE XQ%220DIRECT AXIS TRANSIENT REACTANCE (NON-SATURATED VALUE) X'DU%31.3DIRECT AXIS TRANSIENT REACTANCE (SATURATED VALUE)X'D%27.5HORIZONTAL AXIS TRANSIENT REACTANCE (NON-SATURATED VALUE) X'QU%46HORIZONTAL AXIS TRANSIENT REACTANCE (SATURATED VALUE)X'Q%40.5


DESCRIPTIONUNITDESIGN VALUEPARAMETER PROPERTYDIRECT AXIS SUPER-TRANSIENT REACTANCE (NON-SATURATED VALUE) X"DU%23.2DIRECT AXIS SUPER-TRANSIENT REACTANCE (SATURATED VALUE)X"D%21.4HORIZONTAL AXIS SUPER-TRANSIENT REACTANCE (NON-SATURATED VALUE) X"QU%22.8HORIZONTAL AXIS SUPER-TRANSIENT REACTANCE (SATURATED VALUE) X"Q%20.9NEGATIVE SEQUENCE REACTANCE (NON-SATURATED VALUE) X2U%23NEGATIVE SEQUENCE REACTANCE (SATURATED VALUE) X2%21.2ZERO SEQUENCE REACTANCE (NON-SATURATED VALUE) XOU%10.7ZERO SEQUENCE REACTANCE (SATURATED VALUE)X0%10.2DIRECT AXIS OPEN CIRCUIT TRANSIENT TIME CONSTANT T'DOS8.73HORIZONTAL AXIS OPEN CIRCUIT TRANSIENT TIME CONSTANT T'QOS0.97DIRECT AXIS SHORT CIRCUIT TRANSIENT TIME CONSTANT T'DS1.065


DESCRIPTIONUNITDESIGN VALUEPARAMETER PROPERTYHORIZONTAL AXIS SHORT CIRCUIT TRANSIENT TIME CONSTANT T'QS0.179DIRECT AXIS OPEN CIRCUIT TRANSIENT TIME CONSTANT T"DOS0.045HORIZONTAL AXIS OPEN CIRCUIT TRANSIENT TIME CONSTANT T"QOS0.068DIRECT AXIS SHORT CIRCUIT SUPER TRANSIENT TIME CONSTANT T"DS0.035HORIZONTAL AXIS SHORT CIRCUIT SUPER TRANSIENT TIME CONSTANT T"QS0.035DE-EXCITATION TIME CONSTANT TDMS3FLYWHEEL MOMENT GD2T-M241SHORT CIRCUIT RATIO SCR0.518STEADY STATUS NEGATIVE SEQUENCE CURRENT I2%8TRANSIENT STATUS NEGATIVE SEQUENCE CURRENTI22TS8


DESCRIPTIONUNITDESIGN VALUEPARAMETER PROPERTYALLOWABLE FREQUENCY DEVIATION%+3-5ALLOWABLE STATOR VOLTAGE DEVIATION%5DE-EXCITATION ASYNCHRONOUS RUNCAPABILITY MWSEE 4.2.13.4DE-EXCITATION ASYNCHRONOUS RUNTIMEMINLEADING PHASE RUN CAPABILITYMW660LEADING PHASE RUNTIME (H FOR RUNHOUR)H0.95PF (ADVANCE) LONG TERM CONTINUOUS RUNTHF TELEPHONE HARMONIC FACTOR%KU VOLTAGE WAVEFORM SINUS DISTORTION RATE KU %THREE PHASE SHORT CIRCUIT STEADY STATUS CURRENT%162TRANSIENT STATUS SHORT CIRCUIT CURRENT EFFECTIVE (AC COMPONENT)PHASE-NEUTRAL POINT%584PHASE-PHASE%407THREE PHASE%416


DESCRIPTIONUNITDESIGN VALUEPARAMETER PROPERTYSUB-TRANSIENT STATUS SHORT CIRCUIT CURRENT EFFECTIVE VALUE (AC COMPONENT)PHASE-NEUTRAL POINT%633PHASE-PHASE%453THREE PHASE%520THREE PHASE SHORT CIRCUIT MAXIMUM CURRENT VALUE (INCLUDING DC COMPONENT PEAK VALUE)%1200PHASE-PHASE SHORT CIRCUIT MAXIMUM ELECTROMAGNETIC TORSIONT.M2130ROTOR AXIAL VOLTAGEVBEARING INSULATION RESISTANCE NORMAL/MINIMUM VALUEMWMAXIMUM ALLOWABLE OVER-SPEED%120OUT OF STEP POWERMW1260GENERATOR STATUS RUN CAPABILITYSPEAK ADJUSTMENT CAPABILITYALLOWING 10000TIMES MACHINE START/STOP.GENERATOR SERVICE LIFEYEAR30NOISEDB90


DESCRIPTIONUNITDESIGN VALUEVIBRATION VALUECRITICAL SPEED (FIRST ORDER)R/MIN690CRITICAL SPEED (SECOND ORDER)R/MIN1935CRITICAL SPEED BEARING VIBRATION VALUEVERTICALMMHORIZONTALMMBEARING VIBRATION VALUE IN CASE OF OVER-SPEEDVERTICALMMHORIZONTALMMBEARING VIBRATION VALUE IN CASE OF RATED ROTATION SPEEDVERTICALMMHORIZONTALMMCRITICAL SPEED AXIS VIBRATION VALUEVERTICALMM


DESCRIPTIONUNITDESIGN VALUEVIBRATION VALUEHORIZONTALMMAXIS VIBRATION VALUE IN CASE OF OVER-SPEEDVERTICALMMHORIZONTALMMAXIS VIBRATION VALUE IN CASE OF RATED ROTATION SPEEDVERTICALMMHORIZONTALMMFV STATOR WINDING TERMINAL VIBRATION FREQUENCYHZSTATOR WINDING TERMINAL VIBRATION AMPLITUDE VALUEMM0.11.0 UN NO-LOAD OR 1.0 I N SHORT CIRCUIT. AXIAL TORSIONAL FREQUENCYHZ


DESCRIPTIONUNITDESIGN VALUELOSS AND EFFICIENCY ( UNDER RATED CONDITIONS)STATOR WINDING COPPER LOSS QCU1KW1803STATOR IRON LOSS QFEKW637EXCITATION LOSS QCU2KW2208SHORT CIRCUIT ADDITIONAL LOSS QKDKW1055MECHANICAL LOSS QMKW1607EXCITATION MACHINE AND EQUIPMENT LOSSKWTOTAL LOSS QKW7310FULL LOAD EFFICIENCY %98.9


DESCRIPTIONUNITDESIGN VALUEINSULATION GRADE AND TEMPERATURESTATOR WINDING INSULATION GRADEFWINDING OUTLET WATER TEMPERATURE UNDER STATOR WINDING THA WORK CONDITIONS74WINDING OUTLET WATER TEMPERATURE UNDER STATOR WINDING T-MCR WORK CONDITIONSWINDING OUTLET WATER TEMPERATURE UNDER STATOR WINDING VWO WORK CONDITIONSINTERLAYER TEMPERATURE UNDER STATOR WINDING THA WORK CONDITIONS79INTERLAYER TEMPERATURE UNDER STATOR WINDING T-MCR WORK CONDITIONSINTERLAYER TEMPERATURE UNDER STATOR WINDING VWO WORK CONDITIONSSTATOR IRON CORE INSULATION GRADEF


DESCRIPTIONUNITDESIGN VALUEINSULATION GRADE AND TEMPERATUREHOTTEST POINT TEMPERATURE UNDER STATOR IRON CORE THA WORK CONDITIONS88HOTTEST POINT TEMPERATURE UNDER STATOR IRON CORE T-MCR WORK CONDITIONSTEMPERATURE UNDER STATOR TERMINAL STRUCTURE PART THA WORK CONDITIONSTEMPERATURE UNDER STATOR TERMINAL STRUCTURE PART T-MCR WORK CONDITIONSTEMPERATURE UNDER STATOR TERMINAL STRUCTURE PART VWO WORK CONDITIONSROTOR WINDING INSULATION GRADEFTEMPERATURE UNDER ROTOR WINDING THA WORK CONDITIONS (RESISTANCE METHOD)92TEMPERATURE UNDER ROTOR WINDING T-MCR WORK CONDITIONS (RESISTANCE METHOD)

*BTG - ELECTRICALDETAILS OF EXCITATION TRANSFORMER :-

DESCRIPTIONUNITDESIGN VALUEEXCITAION TRANSFORMERTYPESINGLE PHASE DRY TYPEMODELCAPACITYKVA32950MANUFACTURERJINPAN/SHUNTERATED VOLTAGE RATED VOLTAGE PRIMARYKV22 PRIMARYV1060FREQUENCYHZ50PHASE NO.3CONNECTION GROUP CATEGORY /-11TERMINAL LEAD-OUT AND GROUNDING MODEINSULATION GRADEF


DESCRIPTIONUNITDESIGN VALUEEXCITAION TRANSFORMERINSULATION WITHSTAND VOLTAGEKVIMPACT VOLTAGEKVHIGH SIDE125LOW SIDEHIGH SIDEKVLOW SIDE50PROTECTION GRADEIP23COOLING MODEAN/AFLOSSCOPPER LOSSKW26 IRON LOSSKW14LOSS ADDITIONAL LOSSKW9LOSS TOTAL LOSS KW49EFFICIENCY99.8


DESCRIPTIONUNITDESIGN VALUEEXCITAION TRANSFORMERVOLTAGE REGULATION5IMPEDANCE VOLTAGE8POSITIVE SEQUENCE IMPEDANCE8ZERO SEQUENCE IMPEDANCE7.2HIGH VOLTAGE WINDING RESISTANCE30.1138EXCITATION CURRENTA0.9NOISE LEVELDBA70OVERLOAD CAPACITY OVERLOAD CAPACITYKVA1.1 LONG TERMTRANSFORMER TEMPERATURE SIGNALI SECTION OVER TEMPERATURE ALARMII SECTION OVER TEMPERATURE TRIPPINGTRANSFORMER MAXIMUM ALLOWABLE TEMPERATURE RISE100KEXTERNAL SIZE (LWH)MM340015202950TRANSPORT SIZE (LWH)MM410026002950WEIGHTT19.6

*BTG - ELECTRICALDETAILS OF EXCITATION POWER CABINET :-

DESCRIPTIONUNITDESIGN VALUEEXCITATION POWER CABINETTYPETHYRISTOR POWER ELEMENTRATED VOLTAGEVRATED CURRENTA2075REVERSE PEAK VOLTAGEV4200RATED CURRENTA1700COOLING MODEFORCE WIND COOLINGELEMENT NO. SERIES CONNECTIONS FOR EACH CABINET AND EACH BRIDGE ARMPCS1PARALLEL CONNECTION BRANCH NO. FOR EACH CABINET AND EACH BRIDGE ARMPCS6RECTIFICATION CABINET NOISEDB65DBBLOWER FAN AVERAGE NO-FAULT TIMEH45000POWER CABINET NO.5CURRENT SHARING FACTOR0.95Voltage sharing factor


DESCRIPTIONUNITDESIGN VALUEMAGNETIC FIELD BREAKERRATED VOLTAGEV2000RATED CURRENT RATED CURRENTA6000BREAKING CURRENTA75000CONTROL VOLTAGE (DC)VD.C220MAX. ARC VOLTAGEABOVE 2000VV2800MANUFACTURERABBMODELHPB60M-82S


DESCRIPTIONUNITDESIGN VALUEAVR PROPRTYVOLTAGE REGULATION30%110% UG0MANUAL REGULATION SCOPE10%IF0110% IFNSTATIC DIFFERENCE RATE1TRANSITION STATUS RESOLUTIONMSSINGLE TIME RECORD LENGTHSTOTAL RECORD LENGTHS1000RISE TIMES0.04CONTROL PERIODMSSAMPLING MODEACPHASE FREQUENCY MARGIN 40AMPLITUDE FREQUENCY MARGINDB6DBCONTROL RULEPIDMANUFACTURER


DESCRIPTIONUNITDESIGN VALUEEXCITATION INITIATING CIRCUIT PARAMETEREXCITATION INITIATING VOLTAGEV/AC415EXCITATION INITIATING CURRENTA150EXCITATION INITIATING POWER WASTEKVA65ROTOR OVER VOLTAGE PROTECTIONOVER VOLTAGE NON LINEAR RESISTANCE CAPACITYMJ5OVER VOLTAGE PROTECTION ACTION VOLTAGE VALUE4UFN~6 UFN

*BTG - ELECTRICALDETAILS OF NGT CABINET :-

TYPE & SPECIFICATIONUNITQUANTITYUNIT # 1UNIT # 2UNIT # 3TOTALSINGLE PHASE ISOLATOR: 22KV / 400A NGT: 22/0.22KV, 50KVASET1113RESISTANCE: 0.4, 50KW CT OF NGT SECONDARY WIRING: 500/5A, 5P20CT OF NGT PRIMARY WIRING: 5/5A, 0.5

*BTG - ELECTRICALDETAILS OF PT / LA CABINET :-

TYPE & SPECIFICATIONUNITQUANTITYUNIT # 1UNIT # 2UNIT # 3TOTALRN4 - 22, 0.5A Y5W1 - 24 / 61.6SET111322/3, 0.11/3, 0.11/3, 0.11/3 KV 0.2/3P/3P, 60VA SEMI-INSULATING22/3, 0.11/3, 0.11/3, 0.11/3 KV 0.2/3P/3P, 60VA SEMI-INSULATING22/3, 0.11/3, 0.11/3, 0.11/3 KV 0.2/3P/3P, 60VA FULL-INSULATING

*BTG - ELECTRICALDETAILS OF GENERATOR PROTECTION:-

SR.NO.GENERATOR PROTECTIONPROTECTION CODE1GENERATOR DIFFERENTIAL PROTECTION 87G2VOLTAGE RESTRAINED OVER CURRENT PROTECTION 51VG3GENERATOR BACK-UP IMPEDANCE 21G4STATOR EARTH FAULT 95% & 100% PROTECTION 64G1, 64G2A)GENERATOR STATOR 95% EARTHING PROTECTION 64G1 (ZERO SEQUENCE VOLTAGE THEORY)B)GENERATOR STATOR 100 EARTHING PROTECTION64G2 (THIRD-HARMONIC THEORY)5STATOR INTER-TURN FAULT PROTECTION 95G6ASYMMETRIC NEGATIVE PHASE SEQUENCE OVER CURRENT PROTECTION 46G7SYMMETRICAL THERMAL OVERLOAD PROTECTION 49G8OVER/UNDER VOLTAGE PROTECTION 59/27G9OVER/UNDER FREQUENCY PROTECTION 81G10LOSS OF EXCITATION PROTECTION 40G


SR.NOGENERATOR PROTECTIONPROTECTION CODE11REVERSE POWER PROTECTION 32G12LOW FORWARD POWER PROTECTION 37G13GENERATOR OUT OF STEP PROTECTION 78G14OVER EXCITATION PROTECTION 61G15GENERATOR BACK-ENERGIZATION PROTECTION 51BEG16GENERATOR ROTOR EARTH FAULT PROTECTION 64F164F217STARTUP/SHUTDOWN PROTECTION 59G18GENERATOR COOLING WATER-LOSS PROTECTION 30G19HEAT ENGINEERING PROTECTION30T20ET INSTANTANEOUS OVERCURRENT PROTECTION 50SET


SR.NOGENERATOR PROTECTIONPROTECTION CODE21ET OVERCURRENT PROTECTION 51ET22ET EXCITATION WINDING THERMAL OVERLOAD PROTECTION 49ET23ET WINDING TEMPERATURE PROTECTION ET26W24CT, VT SUPERVISION PROTECTION 976025UNIT EMERGENCE TRIPPING INTERFACE26EXCITATION SYSTEM FAULT TRIPPING INTERFACE27400KV BREAKER OUR OF ORDER TRIPPING INTERFACE

*BTG - ELECTRICALSLD FOR GENERATOR AND GEN. PROTECTION & METERING:-GENN.G.T.TA4:25000 / 5A0.2S 100VATA3:25000 / 5A5P40 60VATA2:25000 / 5A5P40 60VATA1:25000 / 5A5P40 60VATA5:25000 / 5A0.2 100VATA6:25000 / 5A0.2 100VATA7:25000 / 5A5P40 60VATA8:25000 / 5A5P40 60VATA9:400 / 5A5P20 60VATA12:7500 / 5A5P20 60VATA13:7500 / 5A5P20 60VATA14:7500 / 5A0.5 30VATA10:400 / 5A5P20 60VATA11:400 / 5A0.5 30VA+-AVRETTO GT & UTGPP - AGPP - BGTP & AVRAVRGEMPGPP - ATO GEN. & UT PROT. PANEL USING FOR OVERALL DIFFERENTIAL PROTECTIONGPP A, GPP B - GFRGPP - BGPP - AGPP - BGTP GPP - BGPP - ASPAREGFRPT / LA CABINETTA0: 5 / 5A0.5 30VAGPP - AGPP B, GTP & AVRGPP A, GEMPGPP B - GFRCABLEGPP AGPP B TO GEN. SHAFTGTP EARTHINGIPBDIPBDDC ENBAC ENB415 V MCC22 KV1060V

*BTG - ELECTRICAL

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single line diagram for generator and gen. protection & metering (660 mw)

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