-
CNG TY C PHN CH TO
GIN KHOAN DU KH
WE BUILD RIGS. WE BUILD TRUST
-
H thng chnh trn Gin khoan t nng
Th.S Nguyn Cng Phc
-
H thng chnh trn Gin khoan T Nng 90m nc
H THNG CUNG CP NNG LNG
H THNG NNG H
H THNG, THIT B KHC H TR KHOAN
H THNG XOAY
H THNG TUN HON DUNG DCH
H THNG KIM SOT GING
H THNG KO CNG NG BAO RISER
-
Cung cp nng lng cho ton b hot ng trn gin.
Nng lng c truyn ti theo cc phng php nh c kh, in hoc kt hp c hai phng php.
H thng cung cp nng lng
1. Chc nng h thng
-
Cm my pht in chnh trn gin khoan t nng 90m nc
(Tam o 03)
H thng cung cp nng lng
Cm my pht in chnh trn gin khoan t nng 90m nc (Tam o 03)
2. Cu to h thng
-
NG C DIESEL U PHT
Caterpillar 3516
S lng ng c: 4
Cng sut ng c: 2150HP
Hiu sut: ,
Tc quay: 1200rpm
Kato 6P7-2650
S lng u pht:
Cng sut pht:
H s cng sut: ,
600VAC, 3Ph, 6P, 60Hz
H thng cung cp nng lng
Thng s k thut cm my pht in chnh trn gin khoan Tam o 03
-
My pht in d phng trn gin khoan t nng 90m
nc (Tam o 03)
H thng cung cp nng lng
-
NG C DIESEL U PHT Cummins KTA38-D(M1)
S lng ng c: 1
Cng sut ng c: 1300HP
Hiu sut ng c: ,
Tc quay: 1800rpm
Stamford HCM634J2
S lng u pht: 1
Cng sut pht:
Hiu sut pht: ,
480VAC, 3Pha, 60Hz
H thng cung cp nng lng
Thng s k thut my pht in d phng trn gin khoan Tam o 03
-
ABS Rule for building and classing mobile offshore drilling 2012 - Part 4, chapter 3, section 4, item 3.17 to 3.21
Table 1 Fact ory testing schedule for generator and motor.
MARPOL 73/78 Annex VI Prevention of air pollution from ship
IMO Resolution A.468 (XII) Code for noise level on board
TIU CHUN THIT K CH TO & CHNG CH
H thng cung cp nng lng
-
H thng nng h
Cung cp lc nng hoc h ct cn khoan, ng chng v
cc thit b khoan khc ra hoc vo ging khoan.
1. Chc nng h thng nng h
2. Cu to h thng nng h
Thp khoan & kt cu h thng nng h Cc thit b bn trong thp khoan
-
1. Derrick & Accessories
2. Drill floor
3. Cantilever
A. Thp khoan & kt cu h
thng nng h:
H thng nng h
-
1. Drawworks
2. Crown Block
3. Traveling Block & Hook
4. Drill line
5. Elevator & Elevator links
6. Fast line & Dead line
7. Anchor
8. Drill line Spooler
B. Cc thit b bn trong thp khoan
H thng nng h
Drawworks
Deadline
anchor
Crown
block
Travelling
block
Drill line
spooler
-
1. Thp khoan v ph kin
1.1 Chc nng:
Thp khoan l mt kt cu dng gin
lm t thp hnh cng cao, dng
treo ct cn khoan trong ging,
dng cn khoan, cn nng v cc
thit b khc.
H thng nng h
-
1.2 Phn loi thp khoan
Cn c vo chiu cao thp khoan (H)
H = 27 28 m dng cho chiu su ging L = 1200 1300 m
H = 41 42 m dng cho chiu su ging L = 1300 3500 m
H = 53 m dng cho chiu su ging L > 3500 m
Cn c vo cu trc thp
Thp 4 chn: n nh nhng lp t v tho d phc tp (dng trn gin khoan bin).
Thp ch A: sn lm vic thp, thong, rng ri, tho lp nhanh, tn t vt liu, d vn chuyn, n nh thp (dng trn t lin)
A 1. Thp khoan v ph kin
H thng nng h
-
Mt phn ca thp khoan ang c lp rp th ti nh my Thp khoan lp rp ti bi ch to Vit Nam
1.3 Cu to ca thp khoan 4 chn
1. Thp khoan v ph kin
H thng nng h
-
1.4 Cu to ca thp khoan 4 chn gin GK-001
Thp bao gm 12 tng, tng 7 v 8 c lp sn lm vic cho th
trn cao s dng khi ko th b dng c, cn khoan, ng chng,
ng khai thc. y thp l hnh vung vi kch thc, nh thp
ch nht c kch thc.
Trn gin khoan bin, ngoi ti trng nng (ln n n 1500 tn)
cc thp khoan cn phi chu thm cc tc ng ph do gi,
sng, dao ng ngang v dc. V vy thp khoan ny phi l thp
ng hc (thp c bn cao).
1. Thp khoan v ph kin
H thng nng h
-
1.5 Tiu chun p dng i vi thp khoan
API Spec 4F: Drilling and well servicing structures.
API Spec 8C/ISO 13535: Specification for drilling and production hoisting
equipment.
1.6 Chng ch bt buc:
API monogram hoc ABS chng nhn thp khoan c thit k, ch to
v kim tra theo API 4F
1. Thp khoan v ph kin
H thng nng h
-
A 2. Drill floor overview
H thng nng h
-
H thng nng h
Ti khoan dng ko th ct cn khoan, ng chng tho vn cn, treo ct cn khi khoan. Ti cn c dng di chuyn cc vt nng phc v cho cng tc dng h thp v cng tc ph tr khc.
1.1 Chc nng Ti khoan (Drawwokrs)
B 1. Ti khoan (Drawwokrs)
-
H thng nng h
1.2 Cu to Ti khoan (Drawwokrs)
-
H thng nng h
1.3 Cu to phanh Ti khoan (Drawwokrs)
H thng phanh ca ti.
* Phanh chnh: Dng dng hon ton khi ko th b dng c khoan hay ng chng. Treo dng c v th tin t t trong khi khoan. * Phanh ph: Dng h tr phanh chnh khi h b khoan c vi ti trng ln nht. + Phanh thy lc + Phanh in t
-
1.4 Phn loi Ti khoan (Drawwokrs)
H thng nng h
Ti khoan (Drawwokrs) hng NOV
-
H thng nng h
Ti khoan (Drawwokrs) hng TTS Sence
Model: UH-3G-500-3000-DDW
Ti trng nng: 500 ShT ng c: 1150 HP x 2 Cp khoan: 1 3/8
1.4 Phn loi Ti khoan (Drawwokrs)
-
2. Rng rc tnh
H thng nng h
Gm mt khung kim loi trn c lp mt trc, trn trc c gn cc puly lun cp ti i qua. Ton b b rng rc tnh c lp c nh ln sn trn cao ca nh thp khoan. Ti trng t ln h rng rc c nh cng nh ln thp khoan ln hn ti trng mc nng.
1: Khung 2:Trc 3: bi 4:Pu li (sheave)
-
H thng nng h
3. Rng rc ng
Rng rc ng thng ch to lin khi vi mc nng. Mc nng dung treo ct cn khoan, mc vo lvat khi ko th dng c. Ngoi mc nng ra cn c quang
treo, quang treo c 2 loi: loi n v loi kp. Quang treo l khu ni gia mc nng v lvat.
-
H thng nng h
Cp ti gm 6 mi c xon quanh li (bng si hu c hay kim loi). Mi mi li c t 19 n 37 si thp xon vi nhau to thnh mi. Thng thng chiu xon ca cc si thp cc mi ngc vi chiu xon ca cc mi trn li cp khoan. Chnh iu ny lm cho cp cng hn nhng cng phn no gip chng xoay. Cp c li bng vt liu hu c c kh nng t bi trn cao, d un nhng chu ti thp. Cp c li thp khng t bi trn c, kh un nhng kh nng chu ti cao. Cp khoan thng c ch to theo cc kch thc quy chun: 25 mm, 28 mm, 32 mm, 35 mm
4. Cp khoan
-
H thng nng h
4. Cp khoan
Cu to cp khoan Cu to u neo cp cht
-
Deadline anchor
H thng nng h
5. DEADLINE ANCHOR
- Purpose: it is used for tying down the
drill line and providing measurement
of the load hanging in the top drive
(hook load)
- Principle: (see picture)
- Arrangement:
+ Base on hoisting procedure (near derrick
leg better)
+ Put it near Drill line spooler and higher
+ Enough space to maintenance/operation
-
Drill line spooler
H thng nng h
6. DRILL LINE SPOOLER
- Purpose: it provides the drill line wire
via the Deadline, crown block,
travelling block to Drawworks
- Principle: it is hydraulic driven to
assist in payout during slip and cut.
- Arrangement:
+ Base on hoisting procedure
+ Put it near Deadline anchor and below
+ Enough space to maintenance/operation
-
H thng xoay
2. Cu to h thng chia lm 2 phn chnh: B phn to chuyn ng quay cho ct cn: Top drive
hoc Bn xoay roto B phn nhn chuyn ng quay: B khoan c
1. Chc nng h thng xoay B phn to chuyn ng quay bao gm Top drive
hoc Bn xoay roto, bin chuyn ng quay thnh chuyn ng tnh tin ca b khoan c to l khoan.
-
H thng xoay
1. Top-drive Chc nng
Truyn chuyn ng quay v m men quay cn thit cho b khoan c
C kh nng kp cht cc cn tho ra, vn vo cc mi ni cu cn khoan
Lin kt gia b khoan c v h thng bm dung dch cao p
Thng qua ti v rng rc ng, tnh nng h ct cn khoan ng chng,treo b khoan c trong khi khoan v bm ra.
Dng lp t cc thit b chng phun nh van cu,...
-
H thng xoay
Top-drive Cu to
-
H thng xoay
Top-drive Phn loi
-
H thng xoay
2. Bn xoay rto Chc nng Kt hp cc chu chn, cn ch lc truyn mmen cho
b dng c khoan v chong khoan ph hy t , ng thi cho php cn khoan tnh tin theo phng thng ng to tin khoan.
Trong khoan tuc bin n to mmen phn nhm chng li s quay ca ct cn khoan bo tn s quay ca trc rto tuc bin y ging lm xoay chong ph hy t .
Nng ton b dng c khoan, ng chng trong ging khoan, to iu kin thun li cho vic nng h b dung c khoan.
-
H thng xoay
Bn xoay rto Cu to
-
H thng xoay
Bn xoay rto v ph kin
Bn Roto:
Bin chuyn ng quay ngang thnh chuyn ng quay thng ng
Bushing (u dn ng): Nhn chuyn ng ca bn roto
truyn cho cn ch o
Bushing
-
1
2
3
4
5 6
7
12
9
10
8
11
Thit b khoan trn gin khoan
1.Gi cn khoan
2. Mt dc ko ng
3. Thp khoan
4. Sn lm vic trn cao
5. nh thp
6. Rng rc tnh
7. Dy cp khoan
8. Rng rc ng v mc treo
9. Top Drive
10. Ct cn khoan
11. Kt cu bn di thp
12. Cm TB i p
-
3.MISCELLANOUS EQUIPMENT
3.1. ROTATING MOUSEHOLE
-Purpose:
it is used to hold one single either for stabbing as singles into the string, or
assist in building of stands for further racking into the setback or directly
into the drill string.
-Principle: (see video)
-Arrangement:
+ Put it near well center which top drive can reach
(about 7)
MISC DRILLING EQUIPMENT
-
MOUSE HOLE
MISC DRILLING EQUIPMENT
-
3.2. IRON ROUGHNECK
-Purpose: to make up or break down two drill pipe or drill collar at well
center or mouse hole
-Principle: (see video)
-Arrangement:
+ Put it well center or mouse hole or together
+ Base on IR reaching to well center or mouse hole
+ Depend type of IR (go straight or turn around)
+ Base on space to maintenance/operation
MISC DRILLING EQUIPMENT
-
IRON ROUGNECK
MISC DRILLING EQUIPMENT
-
3.3. HYDRAULIC CATHEAD
-Purpose: it come with rig tongs to make up or break down two drill pipe or
drill collar at well center or mouse hole
-Principle: (see video)
-Arrangement:
+ Put two catheads with two tongs to become 90 0
+ Base on space to maintenance/operation
MISC DRILLING EQUIPMENT
-
CATHEAD
MISC DRILLING EQUIPMENT
-
3.4 HYDRAULIC POWER UNIT
-Purpose: to supply all defined hydraulic consumers with a steady hydraulic
pressure and flow
-Principle: (see video)
-Arrangement:
+ Put on zone II, easy to connect to other equipment
+ Base on space to maintenance/operation
MISC DRILLING EQUIPMENT
-
HYDRAULIC POWER UNIT
MISC DRILLING EQUIPMENT
-
3.5 DRIILERS CABIN
-Purpose: to control and monitoring all Drilling equipment
-Principle: (see video)
-Arrangement:
+ Easy to see all drilling activity (usually put near derrick leg)
+ Base on space to maintenance/operation
MISC DRILLING EQUIPMENT
-
DRILLER CABIN
MISC DRILLING EQUIPMENT
-
3.6 WIRELINE UNIT
-Purpose: The wireline unit will consist of the functions for drilling rig
applications: Deviation Surveys, Drillstem Testing, Fishing ,Tag
Bottoms
-Principle: the same drawworks operation
-Arrangement:
+ Put on near derrick leg, level 2 or more (or on LER)
+ Base on space to maintenance/operation
MISC DRILLING EQUIPMENT
-
WIRELINE UNIT
MISC DRILLING EQUIPMENT
-
3.7 BUG BLOWER
- Purpose: it is used to fan for people
-Arrangement:
+ Put on level 2 or more, need to cover all drill floor better
+ Base on space to maintenance/operation
MISC DRILLING EQUIPMENT
-
BUG BLOWER
MISC DRILLING EQUIPMENT
-
3.8 AIR WINCH
-Purpose: it is used to lift and handle utility objects and people
-Arrangement:
+ Put out side derrick, need to cover all drill floor better
+ Base on space to maintenance/operation
MISC DRILLING EQUIPMENT
-
UTILITY WINCH MANRINDER WINCH
MISC DRILLING EQUIPMENT
-
3.9 MUD BUCKET
-Purpose: it is used to collect and re-circulate the mud in the drill string.
-Arrangement:
+ Put near rotary table better (it is usually when tripping)
MISC DRILLING EQUIPMENT
-
MUD BUCKET
MISC DRILLING EQUIPMENT
-
3.10 MUD STANDPIPE MANIFOLD
-Purpose: it is used to circulate the mud
-Arrangement:
+ Easy to connect mud standpipe on derrick (top drive), near cement
manifold and choke and kill manifold better
+ Base on space to maintenance/operation
MISC DRILLING EQUIPMENT
-
MUD STANDPIPE MANIFOLD
MISC DRILLING EQUIPMENT
-
3.11 CEMENT MANIFOLD
-Purpose: it is used to circulate the cement
-Arrangement:
+ Easy to connect cement standpipe on derrick /(top drive), near mud
manifold and choke and kill manifold better
+ Base on space to maintenance/operation
MISC DRILLING EQUIPMENT
-
CEMENT MANIFOLD
MISC DRILLING EQUIPMENT
-
3.12 CHOKE & KILL MANIFOLD
- Purpose: it is used to circulate mud
and cement, choke and kill mud,
-Arrangement:
+ Put near mud manifold and cement
manifold better
+ Base on space to
maintenance/operation
MISC DRILLING EQUIPMENT
CHOKE AND KILL MANIFOLD
-
3.13 CHOKE HPU
Purpose: it is used to control/monitor choke and kill manifold
-Arrangement:
+ Put near choke and kill manifold better
+ Base on space to maintenance/operation
MISC DRILLING EQUIPMENT
-
3.14 MUD GAS SEPARATOR
Purpose: it is used to separate mud and gas before mud return mud pit
-Arrangement:
+ Put near choke and kill manifold better
+ Base on space to maintenance/operation
MISC DRILLING EQUIPMENT
-
MUD GAS SEPARATOR
MISC DRILLING EQUIPMENT
-
3.15 POWER SLIP
-Purpose: it is used to suspend tubular like casing, drill pipe, tubing, drill
collars in a safe and efficient
-Principle: it is designed to be installed into rotary table
-Arrangement:
+ Put it on rotary table when operation (loose item)
+ Base on space to maintenance/operation
MISC DRILLING EQUIPMENT
-
POWER SLIP
MISC DRILLING EQUIPMENT
-
H thng tun hon dung dch
1. Chc nng h thng THDD:
Nng mn khoan ra khi ging trong khoan. Tun hon lm sch ging khoan Khng ch ging khi cn thit
-
H thng tun hon dung dch
My bm cao p
GK
Phu trn
Sn rung
B lng
Cm tch kh
B tch ct/ bn
2. Cu to ca h thng
ng ng
B cha
ng mm
Top Drive
-
3. Nguyn l hot ng ca h thng tun hon dung dch
-
H thng tun hon dung dch
M phng 3D cc thit b ca h thng
-
Thit b tun hon dung dch
My bm dung dch khoan
-
Thit b tun hon dung dch
One (1) 4-panel shaker for each 300 GPM of Circulation rate
Walkways and space around to service
Piping should give equal mud and solids distribution
-
Thit b tun hon dung dch
Improve the flow distribution by inserting a flow divider
-
Thit b tun hon dung dch
1. Flow divider
-
Thit b trong h thng dung dch
Tch mn khoan khi dung dch nhm ti s dng dung dch.
My ly tm tc cao: Dng tch trit cc tp cht
Sng rung
2. Thit b tch lc mn khoan:
-
2.1 Sng rung (Shale shacker):
Sng rung:
Tch cc ht mn khoan ln (t 1cm n 75 micromet)
B lng: Gip mn khoan tch khi dung dch nh phn ly trng lc
Thit b trong h thng dung dch
-
2.1 Sng rung (Shale shacker):
Thit b trong h thng dung dch
Fluid Systems Inc.
-
2.1 Sng rung (Shale shacker):
Thit b trong h thng dung dch
Derrick Equip Co.
-
Series: Series FLC 2000
Motors: Two each Super G motors 1,750 RPM XP
Bearings: Permanently sealed and lubricated
Motion: Linear 7.0 Gs on the 3-panel model
Linear 7.3 Gs on the 4-panel model
Deck adjustment: -1 to +5 on the 3-panel model
-1 to +8 on the 4-panel model
Screens: Four each 41.25 x 27.5 hook screen panels
Screening area: 32 ft2 [2.9 m2]
Overall dimensions: 122 3/4" L x 75 1/4" W x 74" H
Derrick Technical Specification
-
2.1 Sng rung (Shale shacker):
Thit b trong h thng dung dch
Derrick Equip Co.
-
Series: Series FLC 500
Motors: Two each Super G motors 1,750 RPM XP
Bearings: Permanently sealed and lubricated
Motion: Linear 7.0 Gs on the FLC 513
Linear 7.3 Gs on the FLC 514
Deck adjustment: -1 to +5 on the FLC 513
-1 to +7 on the FLC 514
Screens: Three/Four each 28 x 42 hook screen panels
Screening area: 24.5 ft2 [2.3 m2] on the FLC 513
33.2 ft2 [3.1 m2] on the FLC 514
Overall dimensions: 128 3/16" L x 72" W x 61 1/2" H
Derrick Technical Specification
-
2.1 Sng rung (Shale shacker):
Thit b trong h thng dung dch
Brandt NOV
-
Series: Series Cobra/King Cobra+
Motors: Two each 1750 rpm XP
Bearings: Permanently sealed and lubricated
Motion: Linear or Balanced Elliptical
G-Force: Force adjustable to 5.5 G maximum
Deck adjustment: Adjustable 0 to 5 adjustable
Screens: Three/Four each 49.25 x 25 pretensioned
panels with Hammerwedge fasteners
Screening area: 33.4 ft2 [3.1 m2] on the King Cobra+
Overall dimensions: 146 7/8" L x 61" W x 54 5/8" H
Brandt NOV Technical Specification
-
2.1 Sng rung (Shale shacker):
Thit b trong h thng dung dch
MI-Swaco
-
Series: Series Meerkat
Motors: Three each 1800 rpm XP
Bearings: Permanently sealed and lubricated
Motion: Linear or Balanced Elliptical
G-Force: Force adjustable to 6.9 G maximum
Deck adjustment: Adjustable -3 to +3 adjustable
Screens: Three each 4 x 2 pretensioned
panels with wedge fasteners
Screening area: 22 ft2 [2 m2]
Overall dimensions: 120" L x 68.9" W x 51" H
MI-Swaco Technical Specification
-
2.1 Sng rung (Shale shacker):
Thit b trong h thng dung dch
MI-Swaco
-
Series: Series Mongoose
Motors: Three each 1800 rpm XP
Bearings: Permanently sealed and lubricated
Motion: Linear or Balanced Elliptical
G-Force: Force adjustable to 6 G maximum
Deck adjustment: Adjustable -3 to +3 adjustable
Screens: Four each 4 x 2 pretensioned
panels with wedge fasteners
Screening area: 29.4 ft2 [2.73 m2]
Overall dimensions: 123" L x 63" W x 51" H
MI-Swaco Technical Specification
-
2.1 So snh cc sng rung (Shale shacker):
Thit b trong h thng dung dch
SWACO
Series 5000BEL FLC 500 King Cobra + Meerkat
Motors 2-1750 RPM XP 2-1750 RPM XP 2-1750 RPM XP 3-1750 RPM XP
Motion Linear, BE Linear Linear, BE Linear, BE
G-Force 7.0 max 7.3 max 5.5 max 6.9 max
Deck Angle Adjustable 0 to +5 Adjustable -1 to +7 Adjustable 0 to +5 Adjustable -3 to +3
Screens 4 - 29" x 42 P 4 - 28" x 42 NP 4 - 49.25 x 25 P 3 - 48" x 24" P
Screening Area 34 ft2 [3.16 m
2] 33.2 ft
2 [3.1 m
2] 33.4 ft
2 [3.1 m
2] 22 ft
2 [2 m
2]
XP: Explosion-Proof
BE: Ballanced Elliptical
P: Pretensioned
NP: Non-Pretensioned
Fluid Systems Derrick Brandt (NOV)
-
2.2 Hydrocyclone
Thit b trong h thng dung dch
The inner ascending core, with
the finer-sized particles that did
not settle, report to overflow.
The outer descending portion, with
the coarser-sized particles that settled
to the wall, report to the underflow.
-
2.2 Hydrocyclone
Thit b trong h thng dung dch
Tangential Velocity
-
2.2 Hydrocyclone
Thit b trong h thng dung dch
ng vo
Dng chy dung dch sau khi tch
Cn hnh tr
Hnh cn
u x
Various Components of
a Hydrocyclone
-
2.2 Hydrocyclone
Thit b trong h thng dung dch
Size Median Size of Removed (mm)
Desander 10 70
Equipment
Desilter 6 35
REFERENCE: ASME, 2005, Drilling Fluids Processing Handbook, Elsevier Gulf Publishing Company, USA
Desander 8 50
Desilter 4 25
Desilter 2 15
-
Thit b trong h thng dung dch
Flow Rates Through Standard Hydrocyclones at 75 FT of Head
Designation Cone Diameter Capacity (GPM)
Desilter 2 10 30
Desilter 4 50 65
Desilter 5 75 - 85
Desander 6 100 - 120
Desander 8 200 - 240
Desander 10 400 500
Desander 12 500 - 600
-
Thit b trong h thng dung dch
2.2 B Tch ct (Desander):
Tch ct:
Tch cc ht ct trong dung dch (ti 70 micromet)
10 FSI CONE
-
Thit b trong h thng dung dch
2.3 B Tch bn (Desilter):
Tch bn:
Tch cc ht mn khoan nh hn na (ti 15 micromet)
-
Thit b trong h thng dung dch
Derrick
-
Thit b trong h thng dung dch
Derrick
-
Thit b trong h thng dung dch
Brandt NOV
-
Thit b trong h thng dung dch
SWACO 2X10 DESANDER SWACO 16X4 DESILTER
Swaco
-
Thit b trong h thng dung dch
SERIES 20LDSR2H-10 SERIES 20L SSR-10HIL-I4
Single Header Mud Cleaners
-
Thit b trong h thng dung dch
SERIES 500B122DHC SERIES 5000B102DHC
Double Header Mud Cleaners
-
Thit b trong h thng dung dch
FSI gMAX Technology
Lower maintenance costs
SERIES 5000 gMAX MUD CLEANER
-
Thit b trong h thng dung dch
2.4 My ly tm tc cao (Centrifuger):
My ly tm: dng tch cc ht mn t 74 micromet ti 1 micromet.
-
Thit b trong h thng dung dch
3. Cm tch/kh kh chn khng:
Tch kh:
loi b kh nhim vo dung dch trong qu trnh khoan.
-
Thit k chi tit h thng THDDK
S ng ng h thng lm sch dung dch khoan
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B tr cc thit b trong h thng tun hon
Thit b trong h thng dung dch
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4. My khuy dung dch
My khuy nm ngang
4.1 Chc nng: My khuy dung dch l loi my c dng khuy trn dung dch trnh hin tng lng ng ca cc ht rn, cc cht trn ct v lm ng nht dung dch.
Thit b trong h thng dung dch
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4.2 Cu to v nguyn l hot ng
My bao gm mt ng c in truyn ng ti trc khuy thng qua mt hp gim tc.
Trc khuy c lp cnh khuy hot ng nh mt cnh y ca bm c tc dng khuy trn v ct dung dch.
ng c truyn ng c th c lp ng hoc nm ngang
My khuy ng
4. My khuy dung dch
Thit b trong h thng dung dch
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4. My khuy dung dch
Thit b trong h thng dung dch
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Chng ch chng chy n ca ng c
Chng ch vt liu
Chng nhn xut x...
4. My khuy dung dch
4.3 Chng ch bt buc
Thit b trong h thng dung dch
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5. Sng phun
Cc b hnh vung, ch nht v hnh gc cnh khc lun to ra vng cht. ph v cc vng cht ny ngi ta dng sng phun dung dch bn vo cc vng y. ng thi ti vi phun vn tc dung dch phun ra vi tc ln gip trn u cc thnh phn ca dung dch.
5.1 Chc nng
Thit b trong h thng dung dch
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Sng phun l thit b n gin bao gm mt vi phun thu nh gn trn mt u ng, trn thn ng c mt khp xoay v mt tay xoay xoay u phun ti v tr yu cu. tng tui th ca vi phun ngi ta s dng vi phun lm t cht do c chng mi mn cao.
Sng phun thp p thng vn hnh ct p 75-80ft ct cht lng, c cp bi bm ly tm. N c lm t cc ng thng thng, ng 3 Schedule 40, vi phun thng t n 1.
5. Sng phun
H thng tun hon dung dch
5.2 Cu to v nguyn l hot ng
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H thng kim sot ging khoan (BOPs)
Chc nng BOPs phi c kh nng dp dng cht lu xm
nhp t va trong mi iu kin khoan Khi cn khoan cn t trong ging th c th di
chuyn c m khng cn phi gim p sut ging.
BOP stack cho php tun hon dung dch i qua khong khng vnh xuyn
C cc dng: i p vn nng, i p ngm.
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H thng kim sot ging khoan
Cm i p 13 5/8 10M
Choke manifold
3 1/16 10M
Cm iu khin Diverter &
BOP
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H thng kim sot ging khoan (BOPs)
BOPs are rated
by API as;
2M (2000 psi),
3M,
5M,
10M and
15M,
for HPHT wells;
15M or 20M,
Cm thit b chng phun
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H thng kim sot ging khoan (BOP)
Cm i p 21 2M
i p vn nng
i p m cn
i p ct cn
i p m cn
Drilling Spool
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H thng kim sot ging khoan
i p ngm (Pipe rams)
i p vn nng (Annular)
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H thng kim sot ging khoan
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H thng kim sot ging khoan
1. Packing
2. Head
3. Aux.close
4. Seal
5. Chamber-C
6. Piston
7. Chamber-O
Annular
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H thng kim sot ging khoan
Open Close Annular
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H thng kim sot ging khoan
Pipe rams are designed to
close and seal on one
specific size of pipe, and
are also used for "hang-off.
Pipe rams
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H thng kim sot ging khoan
Pipe rams With hang-off, the ram is used to suspend pipe or casing by
closing underneath a tool joint. The recommended
procedure for emergency hangoff of drill pipe is to close
the rams with 1,500 psi up to 3,000 psi, lock the ram locks
using the normal procedure, and then transfer the drill pipe
weight to the rams.
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H thng kim sot ging khoan
Rams
Blind Rams
Pipe Rams
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H thng kim sot ging khoan
Rams Shearing Blind Rams
Shearing blind rams (SBRs) are dual-purpose rams that have been
proven over many years of field service.
Under normal operating conditions, they are used as blind rams to
seal in an open hole. When used as a blind ram, the blade packer in
the upper shear ram seals against the front face of the lower shear
ram. In an emergency, SBRs are used for shearing.
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H thng kim sot ging khoan
Rams Dual String (DS) Shearing Blind Ram
The dual string shearing blind ram, also known as the DS Shear Ram
was originally designed to shear larger diameter tubulars or multiple
tubing strings, regardless of their orientation to the centerline of the
ram bore.
With the DS Shear Ram, after the pipe has been sheared, the lower
pipe (or "fish") is housed in a vertical pocket. The blade face seal
provides a seal between the horizontal faces of the upper and lower
blades.
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H thng kim sot ging khoan
Variable Bore Rams
1. The Variable Bore Ram, or VBR, seals on several sizes of pipe or
hexagonal kelly within its specified size range. A typical range is
from 5" to 3-1/2" diameter Other size ranges, such as 7" to 4-1/2"
diameter, are available upon request.
2. VBRs are not intended for long-term stripping use.
3. "Stripping" refers to moving drill pipe vertically within the well
while the BOPs remain closed, maintaining a seal around the
pipe.
4. During stripping, the drill pipe and larger diameter tool joints are
pulled through the packers in fully closed rams. This procedure is
typically used in workover and servicing operations using annular
BOPs and specialty rams.
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H thng kim sot ging khoan
Rams
Variable Rams
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H thng kim sot ging khoan
Cm thit b chng phun ging di y bin
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H thng kim sot ging khoan
H thng HPU iu khin BOP
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H thng kim sot ging khoan
H thng HPU iu khin BOP
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1.1 Chc nng:
Duy tr lc cng ln h thng ng bao ngn chn s cong vnh di ti trng nn t BOP v t chnh khi lng ca n.
Cung cp mt b ph hp cho h thng ng bao cho php chng lch theo phng ngang v tc ng ca sng v khng to ra ng sut qu cng cho ng bao.
Cho php s dng ng bao c ng knh nh hn bnh thng khi c xt n tc ng ca mi trng.
Lm gim rung ng gy ra bi dng xoy.
1. Thit b ko cng ng bao
H thng ko cng ng bao Riser
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1.2 Nguyn l hot ng :
1. Thit b ko cng ng bao
H thng ko cng ng bao Riser
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1.3 Cc loi thit b ko cng ng bao :
Thng c hai loi chnh:
Loi 1: Dng hnh tang trng vi 4 xi lanh thy lc vi mt b bc lt cho cc ng c ng knh khc nhau
1. Thit b ko cng ng bao
H thng ko cng ng bao Riser
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1.3 Cc loi thit b ko cng ng bao :
Thng c hai loi chnh:
Loi 2: Dng dy ko c vng kp ng vi 4 xi lanh thy lc
1. Thit b ko cng ng bao
H thng ko cng ng bao Riser
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H thng khc h tr khoan
Ngoi cc h thng trn gin khoan cn c trang b cc h thng khc:
H thng iu khin thit b khoan H thng theo di ging khoan
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XIN CHN THNH CM N!