TechnicalspecificationforXJ250Workoverrigandunitizedparts

1.0Environmentaloperatingconditions

1.1Temperature

Therigwillbeoperatedinweathervariation:ØMaximumAmbientTemperature:40°CØMinimumAmbientTemperature:-19°C

1.2Generalrequirements

Theambienttemperatureattheplacewheretherigwillbeusedisabout-40°C,thefollowingdesignwillbeconsidered:theweatherproofshieldshouldbedesignedforoperatorandairslips;themudpumpshouldbedesignedwithhouseaswellastheinsulationmeasurements;theworkoverrigisdesignedaspernormaltemperature,butwithwarming&preheatingdevice.

1.3Designstandardandcodes

APISpec4F(3rdedition)DrillingStructures

APISpecQ1(8thedition)QualityPrograms

APISpec8C(5thedition)DrillingHoistingEquipment

APISpec7K(5thedition)DrillingEquipmentSpecs

APISpec7-2006RotaryDrillStemElements

APISpec9A(26thedition)WireRopeSpecs

APISpec7F(8thedition)ChainandSprocket

ISO9001-2008QualityControlSystem

1.4Maintechnicalspecifications

Structure:Doubledrum,truck-mounted,self-propelled

Servicedepth:3200m(φ2-7/8”tubing)Workoverdepth:2000m(φ2-7/8”DP)

EngineHP:322hp/2200rpm

Drawworksgears:5F+1R

Reevingsystem:3×4ØDia.,

wirelines:Φ22mm

Mastheight:21.6m

Max.statichookload:675KN

Min.turningradius:20m

Min.groundclearance:290mm

Max.climbinggradient:32%

Drivetype:10×6ØMax.speed:80km/h

Workingtemperature:-19°C~40°C

Overalldimensionsintransportation:21.435mX3.2mX4.28m

Totalweightofmainrigintransportation:~40t

Weightonfrontaxles:~16t

Weightonrearaxles:~24t

2.0Carrierrequirements

2.1Generaldescription

Thedrivetypeofthecarrieris10×6.The1stand2ndaxlesare10tsteeringaxles,hydraulicaidsteering,steelplatespringsuspension.The3rd,4thand5thaxlesare13tdrivingaxles,airsuspension,fittedwithinteraxleandinterwheeldifferentiallock.AllcontrolsofthecarrierarecentralizedintheCOEsingle-seatcab.

1stto2ndaxlespacing:1300mm

2ndto3rdaxlespacing:5750mm

Centerofthefronttwoaxlestocenteroftherearthreeaxles:7900mm

3rdto5thaxlespacing:3000mm

Wheeltrack:2180mm

Drivetype:10×6

Approachingangle:34°

Departureangle:11°

Min.turningradius:20m

Max.climbinggradient:32%

Min.groundclearance:290mmMax.speed:80km/h

Fronttire:Michelin455/55R22.5XOneXZUS

Reartire:Michelin11R22.5XZY3

2.2Suspensionanddrivesystem

Brake:AllaxlesareequippedwithWABCOpneumaticABSbrakingsystem.

2.3Positioning

Front:2hydrauliclevelingjacksbehindthe2ndaxle

Rear:2hydrauliclevelingjacksattherearoftheframe

Freestandingoutriggers:Foldawayfreestandingstabilizingarmsw/manualmechanicaljacks.Designaspermfg’sspecificationandtoAPI4F.

Totalwidthis10mwhenoperation

2.4Highwayequipment

Towhooks:onefrontandonerear,attachedtotherigframe

Plates:frontandrearlicenseplatemounts2.5Cab

Type:singleseatcaboverengine,heatinsulated

Auxiliaries:heater,defroster,enginepreheatingdevice,windshieldwasherandwiper,dualexternalmirrors,airseat,safetyglass,seatbelt

Instrumentsandcontrols:oilgauge,engineelectronicdisplaymoduleEDM,transmissionoiltemperature,oil

pressure,throttle,ignitionswitch,startbutton,indicator,transmissionshiftetc.3.0DriveUnit(mainpowersystemispurchasedfrom

3.1Engine

Type:DDCMTU926

Rating:322hp@2200rpm

Starter:Electric:12Volt

Batteries:12Volt

Alternator:12Volt

FlywheelHousing:SAE#1

Completewithengineshutdowndevicetoshutdowntheengineatbothsanddrumandcontrolpanel.

3.2Transmission

Type:Allison4700OFS

Speeds:6forward/1reverse

CompletewithdropboxCOTTATRI397

Notcompletewithdownsloperetarder

3.3Airsystem

Compressor:Enginemounted

Displacement:28cfm

TankCapacity:0.155m3

Dryer:Bendix

3.4Fuelsystem

TankCapacity:2×400L

Drains:Lowpointvalved

Pump:installedonengine

Flow:Completewithsuctionlinecheckvalve

3.5Engineanddrivingsystem

Type:steelframing/Sheetmetalcover/Enginehoodanddriveshaftguard

3.6Toolbox

Overalldimension:1200x1100x200mm

3.7Hydraulictong(XYQ6B)

Model:XYQ6B

Suitablerange:φ60,φ73,φ89,φ114tubing

Ratedtorque:6kN.mØQty.:1set

3.8Elevatorlink

Model:DH75

Ratedload:735kNØQty.:1pair

3.9Travelingblock

Model:YG70

Max.staticload:700kN

Qty.:1pc

3.10Winchline

Qty.:1set

3.11Drillline

Dia.:φ22mmØLength:200m

3.12Escapingdevice:SALA

3.13PROTECTAfallarrestor

Qty.:1pc

3.14WeightindicatorJZ75

Structure:LevertypeØQty.:1set

4.0HydraulicSystem

4.1Hydraulicpowerunit

Drive:PTOfromtransmission

Pump:Mainoilpump(formainrighydraulicsystem)

Reservoir:Volumeofhydraulicfueltank:870L

Instrumentation:Temperaturegauge,filter,tanklevel

Auxiliaries:Completewithreturnfilters

Maximumambienttemp:40°C

Maximumpressureopenloop:14Mpa

Overflowvalves:Mountednearthedischargeportofmainoilpump

4.2Standpipeandrotaryhose

4.2.1Standpipe,1pcDiameter2”,workingpressure35MPa,endthread2”NPTmale

4.2.2Rotaryhose,1pc

Diameter2”,workingpressure35MPa,theendthreadconnectedtoswivelis2”NPTmale

5.0Mast

5.1Generaldescription

Derrick,21.6msinglestagemast,free-standingtype,raisedbyhydrauliccylinder.Inclinationanglecanbeadjustedbyscrewrod.

Mastisplacedintegrallyonthecarriertofacilitatetransportation.Itcanalsobeshippedseparatelywhenitisdifficulttotransportintegrallyorinlong-distancetransport.

AsperAPISpec4Fstandard

Includerackingboard,rodhanger,guyline,raisingcylinder,etc.

C/wemergencyexitdoor

Alldevicesmountedonthemastarefastenedtoavoidlooseness.

C/wescapingdeviceonrackingboard.

Technicalparameter

Max.hook:675kN

Mastheight:21.6m

Heightofrackingboard:7.7m

Capacity:2500m(φ2-7/8”tubing)

Heightofrodhanger:16.76m(55’)

Capacity:2500m(φ1”rod)

Max.windrate:110km/h

5.2Mastfeature

Clearheight:21.6m

Qty.ofdrillline:6

Hookload:675kN

Standard:API4F

Hydraulicraisingsystem:aspermanufacturer’sdesign(mfg)

Loadguyline:2internal-loadguylines,2rackingboardwindloadguylines

Mastladder:mountedondriller’ssidetomastcrow

Rackingboard:tubingφ2-7/8”,singletubing2500m

Rodhanger:rodφ5/8”~φ1”,doublestand2500m

Rackingboard/rodhanger:stretchedandfoldedsimultaneouslybyhydrauliccylinder.

5.3Safetydevice

C/wfallarresteronmastcrownplatformandrodhanger.Staticload:2270kg(5000lb).Rackingboardisequippedwithescapedoorandescapeway,c/wSALAescapedevice.

5.4Sparepartsofmast

Drillline:22mm(7/8”)

Drilllinereelsupport:suitableforφ28”×21”reel

Crown:Bottomdiameter,crownsheave:φ450Bottomdiameter,fastlinesheave:φ525Bottomdiameter,sandsheave:φ450

Deadlineanchor:mountedonthecarrierframe

Hydraulicwinch:2tondoublewinch

Drawworkcontrol:drillercontrolled

Hydraulicwinchcontrol:aircontrolled

Standpipe:2”borediameter,35Mpaworkingpressure,completewith2”NPTmalethreadonbothends.

5.5CircuitandlightingsystemBasicdescription

Includetravelingsystemandlightingsystem

Travelingsystemuses12VDC,suppliedfrombatteryandsiliconrectificationalternatordrivenbytheengine,mainlyincludingenginestart-up,lightsignalsofmotoringgaugesonthecarrierandvariouslightsandacousticsignalsduringtravelingetc.

C/wdistributionboxtoprovidemastandcarrierwith110V,60Hzpower

Masttopisequippedwithredlight(withshield),lightingcableareprotectedbysteeltube.

Alllightingequipmentsarevapor-proofandshockproof.TechnicalparametersØPowerforcarrier:12VDCØCarrierandmast:explosion-proof

6.0Drawwork

6.1Generaldescription

Maximumfastlinepull,maindrum:140kN

Type:dualdrumdrawworks

Grooving:Lebus:22mmwirelines

Drilllinespoolcapacity:240m

Drive:mechanicalrightanglegearbox

Mainbrake:bandbrake

Speeds:5forward/1reverse

Brakecoolingtank:227L(60gal)

Brakecooling:waterspray

Crownsaver:overwindingvalvecrownsaver

Completewithelectroniccrownsaver

6.2Maindrum

BasicdescriptionMaindrumisdesignedwithφ22mmLEBUSgroove.

ATD-224Hthrustdiskclutchisusedonthemaindrum

Mainbrakeisbandbrake

Overwindingvalvecrownsaverissetabovemaindrum.

Waterspraycoolingforbrakerim.

Alllubricationpointsforthedrawworksareoutsidetheguard,centrallubricated.

Chainboxisinstalledoutsidethedrawworkframe,completewithoillevelobservationholeandoilleakageprotectiondevicetoensuredismantlingandmountingforseveral

times.

Technicalparameters

Maximumfastlinepull:140kN

Dia.×length,maindrum:Ф344×690mmØDia×width,brakedrum:Ф970×260mm

6.3SandlinedrumBasicdescription

ATD-124Hthrustdiskclutchisusedonsandlinedrum.ØWaterspraycoolingforbrakerim.

Technicalparameters

Groovedia.×length,sandlinedrum:φ324mm×812mm

Dia×width,brakedrum:φ970mm×210mm

Maximumfastlinepull:115KN

Sandline:14.5mm×2800m

6.4RightanglegearboxBasicdescription:

DrivenbyGleasonhelicalbevalgear,takingadvantagesinlargetransmissiontorque,stablerunningandlongservicelife.

Technicalparameters:

Gearratio,rightanglegearbox:1:1.8956.5Driveshaft

Driveshaftondeckandunderdeck1set

7.0WorkPlatform

7.1Workfloor

Heighttoworkfloor:adjustable1.5~3m

Area:duringoperation,theareais3mx2.4mwithhandrails.

7.2Mastsupportbase

FixedtypeA-baseanddesigntoAPI4Fstandards.Thefrontinclinationangleofmastcanbeadjustedthroughscrewrodsatmastleg.

7.3Access

Walkways:foldable(withhandrailsandkickplates)walks,660mmondriller’sside.

Surface:anti-slip

Stairs:twostairstoaccesswalkwayatdriller’sside,onestairtoaccessdriller’sconsoleandonestairtoaccesstheworkfloor.Allstairsarecompletewithdoublehandrailsandhavesteelmeshatback.Handrailsareremovable,designedwithpinconnection.

8.0Crown

Model:TC70

Max.hookload:675kN

9.0F18-21BOPstack

9.1AnnualBOP7-1/16",3000Psi(FH18-21)

Boresize:179.4mm(71/16”)

Workingpressure:21MPa(3000Psi)

Hydrauliccontrolpressure:≤10.5MPa

Lockrange:0~179.4mm

Endconnections:Upperend71/16”x3000psi,threadconnectionLowerend71/16”x3000psi,flangedconnection

Canmountballtyperubbercore

Fourpadeyesareprovidedonthetopcap,andeachpadeyeismarkedratedloadandequippedwithfournuttypeshackles.

Hydrauliccontrolconnectiontype:1”NPT

9.2DoubleramBOP7-1/16",3000Psi(2FZ18-21)

Boresize:179.4mm(71/16”)

Workingpressure:21MPa(3000Psi)

Hydrauliccontrolpressure:≤10.5MPa

Lockrange:manually

Endconnections:Upperend71/16”x3000psi,thread

connectionLowerend71/16”x3000psi,flangedconnection

Hydrauliccontrolconnectiontype:1”NPT

RamBOPisequippedwithmanual-lockingdeviceusedtoshutdownramincasethathydrauliccontrolfails.

TheuppersectionoframBOPisequippedwith31/2”ram,andthelowersectionisequippedwithblindram.

9.3FS18-21drillingspool

Maindiameter:179.4mm(71/16”)

Workingpressure:21MPa(3000Psi)

Endsconnections:71/16”x3000Psi,flangeconnection

Sideoutletconnection:41/16”x3000Psi,flangeconnection

9.4Configuration

S/N Description Model Qty.

Remark

1 AnnualBOP 7-1/16",3000psi 1

H2S

2 DoubleramBOP 7-1/16",3000psi 1

Upperpart:3-1/2ʹʹ,lowerpart:blindram

3 Drillingspool 7-1/16",3000psi 1 2-1/16"×3000Psisideflange

connection

4 Ramassy.

7-1/16",3000psi31/2" 1

5 Ramassy. 7-1/16",3000psiblindram 1

6

Reducingramassy. 7-1/16",3000psi23/8"-31/2" 2

7 BOPhoistingdevice

Suitablefor7-1/16",3000psiBOPstack

1

10.0HPFireproofhose

S/N

Description Size UnitQty.

Note

1 GNGHPfireproofhose Ф25×35MPa

pc

36

Armored

2 Universalself-sealingfitting Ф25×35MPa set 20

3 HPunion(self-sealing) Ф25×35MPa set 36

4 Cabletray(meshtype) 10m pc 2

11.0Electronicignitiondevice

Electronicignitiondeviceanditspipelines(length=25m);itcanigniteautomatically.Thediameterofthepipelinesis4”,withflangedconnection.

12.0FKQ320-4GAccumulator

12.1Remoteconsole

1no.remoteconsole,includingthefollowingcomponentswhichareinstalledonthebase

1no.790Loiltank,w/electricheatingdevice

8nos.40L21MPa(3000psi)accumulator,sideplaced

1no.electrictriplexpump,w/pressurecontrollerandoverflowvalve.Theflowrateofthepumpis35L/minunder21MPa(3000psi).Themotoris15kW460V/60Hz

1no.pneumaticoilpump,thedisplacementofthepneumaticoilpumpis60ml/stroke

1no.airsourcemanifolds,includingreliefvalve,atomizedlubricator,waterfilter,bypassvalveandhydraulic&airswitch.

1no.controlmanifolds

12.2Driller’sconsole

1no.driller’sconsole,usedforBOPcontrol;1no.explosive-proofjunctionbox,usedforthewiringofalarmlightanddisplaylight

12.3Aircable

1no.aircableusedforconnectingremoteconsoleanddriller’sconsole,length=50m

1no.aircableusedforconnectingremoteconsoleandauxiliaryconsole,length=50m

Theaircableiswiththefeaturesofhightemperatureresistantandoilimmersionresistant12.4Airsourcepipelines

W/1no.25mairsourcepipelines,usedforconnectingtheairsourceofremoteconsolepneumaticpump

W/2nos.30mairsourcepipelines,usedforconnectingtheairsourceofauxiliarydriller’sconsole

W/1no.10mairsourcepipelines,usedforconnectingtheairsourceofdriller’sconsole

Eachendoftheairsourcepipelinesisequippedwith1no.crossoverconnectorandquickconnector.

12.5ProtectionhouseUsedforprotectingofremoteconsole

12.6Alarmingdevice

Theunitisequippedwithalarmingdevice,including1on.Cable(50m)usedforconnectingtheremoteconsoleanddriller’sconsole.Thealarmingdevicecanhaveaudibleandvisualalarmunderthefollowingcircumstances:

Thealarmingcanbeclearedatremoteconsole.

Thealarmingdeviceincludesalarmer,liquidometer,explosive-proofpressurecontroller,explosive-proofplugdeviceetc.

1groupofexplosive-proofalarminglightissetontheroofofremoteconsoleprotectionhouse,whichisusedfordisplayingthealarmingitems.

Thealarmingcablesanditsconnectorarewiththefeaturesofhightemperature&oilimmersionresistance,explosive-proofandwaterproof.

13.0Pipehandlingsystem

Thepowercatwalkassy.mainlyconsistsofpowercatwalk,hydraulicpiperackandtubularbox,whichcanrealizethemechanicaltransferringofthetubularbetweentubularboxes/groundpiperackareaandrigfloor.Thecatwalkcanrealizethetubularraisingviahydrauliccylinder;andtheendofthetubularwillbepushedbesidethemousehole.Thepowercatwalkhas2nos.controlmodes:wirelessremotecontrolbyhandbox,emergencycontrollocally.Thehydraulicpiperackhas4pieceswhichareinstalledseparatelyoneachsideofpowercatwalk.Thedistancefrompiperacksurfacetogroundis1200mm.Thetubularcanbeplacedinsinglelayerandcanberolledin/outautomatically

bycontrollingitsinclinationangle.Thetubularboxcanaccommodate800m3-1/2"tubing.Itcanbebuttjointedwithhydraulicpiperack,realizingtubularrollingout/backautomaticallyfromtubularboxtohydraulicpiperack.

Basicparameters

Maxheight,rigfloor:4m

Max.length,transferringtubular:11m

Max.dia.,transferringtubular:Φ508mm(20")

Max.weight,transferringtubular:30kN

Transportationdimension:9.2m×1.5m×1.6m

14.0Raiseddriller’sconsole14.1Specification

Hydrauliclevelingjackconsolelayout:

Controlatrearofcarrierdeck

DrillersConsoleArrangement:

Singlepersonunitizedcontrolsforallrelatedfunctionsoncarrierandmast.

About1300mmfromthedriller’sconsoletothedeck

DrillersControls:

Drawworksbrake

Drawworksclutch

Enginethrottle

Engineemergencyshutdown

Hydraulicpumpcontrol

Hydraulicwinch

Gauges

Resetforcrownsaver

Forexplosion-proofpurpose,thecontrolsforelectricaldevices,suchasenginestart-upandtransmissiongear-shiftaresetatthebackofthedrawworksinsteadofonthedriller’sconsole.Forsafety,one(1)alarmingunittoavoidtherigfromtiltingisadded.

15.0Explosion-proofcontrolcabinetandwellsiteelectricsystem

15.1Explosion-proofcontrolcabinet

Theexplosion-proofcontrolcabinetismountedinthegeneratorhouseandsuppliespowertothefollowingequipments:Breaker

No. Description Ratedload Qty. Ratedvoltage

1

Powersupplyofbaiscrig 100A 1 480V

2 Powersupplyofwellcontrolhouse 60A 1 480V

3

Pipehandlingsystem 60A 1 480V

4

Backup 100A 3 480V

5 Backup 60A

3

480V

Asetof208V/110Villuminatedpanel,three-phasefour-linesystem,currentofmainbreaker:150A.

No. Qty. Description

1 1 25Ailluminationofbasicrig

2 1 16Ailluminationofgeneratorhouse

3 2 Spare25Aillumination

4 2 Spare16Aillumination

5 5 25A,208Vpowersupplyofelectricheater

15.2WellsiteACpowersupplysystem

Lowertemperaturepowerandcontrolcableinclude:1)alllowtemperaturepower,lightingandcontrolcables.2)lowtemperaturepowerandlightingcablesfromexplosion-proofcontrolcabinettoeachareaofwellsite.3)lowtemperaturecablefromexplosion-proofcontrolcabinettogeneratorhouse.Alllowtemperature,lightingandcontrolcableshavegoodperformance.

Allcablesarewithgoodperformanceofcorrosionprevention,oilresistance,hightemperatureresistanceandagingresistancewhichcouldbesuitableforhumidanddryenvironment.

Controlunitandlowtemperaturecableofelectricequipmentinwellsiteareprotectedbycabletray.Lightingcircuitandlampsofmast,carrierandmudtankareanti-explosive.Lampholderinmudtankareaisadjustableandcanbelaydownhorizontally.Mastlightingcableareprotectedbygalvanizepipe.C/wanti-explosivedistributionbox.Allanti-explosivewirelineportsareequippedwithwater-proofsealingclamp.

15.3Scopeofsupply

No. Qty. Description

1 1 Explosion-proofcontrolcabinet

2 1

Illuminatingpanel

3

1 Lowertemperaturepowerandcontrolcable

4

1 Wellsiteexplosionproofcircuit

5 1 Cabletray

16.0Generatorset

Model:WQ30dieselgeneratorset

Continuousoutput:32kW/41kVA@60Hz

Standbyoutput:35kW/45kVA@60Hz

17.0Doghouseonthewellsite

Itincludegeneratorhouse,changingroom,washroom,BOPcontrolhouse,allarepoweredbygenerator.Changingroomandwashroomarecompletedwithairconditioning,emergentlightingsystemandheatingsystem.

18.0Ploughtypetool

ItincludesBOPpressuretestboard.

19.0Color

Components

Color

Windshield Darkgrey

Engineshield-inner Dovegrey

Engineshield-outer Dovegrey

Engine

Cablowersection3’ Darkgrey(CLR4573)

Cabuppersection

Dovegrey(CLR10588)

Drawworks Dovegrey(CLR4573)

Toolbox(ondeck)

Dovegrey(CLR10588)

Toolboxinside

White

Handrailsforladdersandwalkway Dovegrey(CLR10588)

Ladder Darkgrey(CLR4573)

MastfoundationAframeandoutrigger Darkgrey(CLR4573)

Chassishandrail Darkgrey(CLR4573)

Chassisdeck Darkgrey(CLR4573)

XJ450T-18

Frontsafetybelt White

Rim White

Mast White

Crown

Orange(CLR13885)

Suckerrodbasket Orange(CLR13885)

Rackingboard

Orange(CLR13885)

Operationplatform

Orange(CLR13885)

Cab3”tape Orange(CLR13885)

20.0Toolscome-alongwiththerig

S/N Descriptionandsize Qty.

1 Tireboxspanner32X34 1pc

2 2poundballfacehammer 1pc

3 Hacksaw300mm 1pc

4 Steelchisel150mm 1pc

5

16toiljack 1pc

6 Greasegun400CC 1pc

7

Pressureoilcan0.5kg 1pc

8

Clearancegauge100mm 1set

9 Levelbar600mm 1pc

10 Workinglamp 1pc

11 Tirepressuregauge 1pc

12 Gasfillinghose 1set

13 Straightclampplate 2sets

14

Bentclampplate 2sets

15 Longcrowbar 1pc

16 Shortcrowbar 1pc

17

Springlocationrod 6pcs

18 Puller 1set

19 Rubberappliance,stabilizerbeam 1set

20 Chainspanner 1set

21 Hookspanner(5in1) 1set

21.0Documentcome-alongwiththerig

S/N Description Language

Qty.

1 Operationandmaintenancemanualfortherig nEnglish 2

2 Operationandmaintenancefortheengine Original 1

3 Operationandmaintenanceforthetransmission Original 1

4 Certificate nEnglish

1

5 Packinglist nEnglish

2

6 CopyofAPIcertificates Original

2

7 CopyofISO9001certificate Original 2

8 Qualityassurancereportformaincomponents nEnglish

2

9 Operationandmaintenancemanuals,aswellascertificatesof

outsourcingpartsOriginal

1