workover rigs

1

WORKOVERRIGS1.ONSHOREWORKOVERRIG1.1FREESTANDINGWORKOVERRIGComparedwithanormalworkoverrig,thefreestandingworkoverrigismuchmorestable as itsmast structure center coincides with the loading point in the samedirection.Itiseasytoinstallthemastwithoutneedingtoadjustthemasttiltingangleortofixtheguylinesafterriggingup.Withamuchbiggeroperationspacethanthenormalworkoverrig,itiseasytooperateandcontrol. Comparedwithanormalworkoverrig,thefreestandingworkoverrighasthefollowingdifferences: (1)Withan8x8allwheeldrivechassis,ithasastrongermovingcapacity. (2)Withanerectmast,itiseasytoinstall,stableandreliable. (3)Theoperationplatformisintegratedattherearsectionofthecarrier,whichcanbemovedeasily.

2

Specification

MODEL ZXJ350XJ20 ZXJ600XJ30 ZXJ700XJ40 ZXJ900(XJ60)Nominalservicedepth 27/8EUE

tubing(ft) 5300 8600 11000 13000

Nominalworkoverdepth27/8DP(ft) 3750 5000 6562 11000

Max.hookload(lbf) 81000 131600 160000 210000Ratedhookload(lbf) 45000 75000 90000 150000

Enginemodel X6130 F8L413F T3A929orWD615.68 C9

Enginepower(hp) 233 252 282or303 329375

Transmissiontype Hydraulic+mechanicalEffectiveheightofmast(ft) 50 56 56 95/102Drillinglinediameter(in) 7/8 7/8 7/8 1

Hookspeed(ft/s) 0.665.7 0.665.7 0.664.6 0.665.7Approaching/departureangle 18/14 18/14 18/12 26/16Min.groundclearance(in) 14 14 13 14Max.gradientability(%) 30 30 26 30Min.turningdiameter(ft) 92 108 108 92

Rotarytablemodel ZP35 ZP70 ZP70 ZP90Travelingblockmodel YG35 YG70 YG70 YG90

Swivelmodel SL35 SL70 SL70 SL110

Overallmovingdimension(ft) 54.81013.5 33.8812.8 38813 54.81013.5

Mainunitmass(lb) 44500 55200 55200 93000

3

1.2NORMALONSHOREWORKOVERRIG

SpecificationMODEL XJ350XJ20 XJ600XJ30 XJ700XJ40 XJ900(XJ60)

Nominalservicedepth(ft)27/8EUEtubing 5200 8500 10500 13000

Nominalworkoverdepth(ft)27/8DP 3280 5000 6562 10500

Max.hookload(lbf) 80000 130000 150000 202320Ratedhookload(lbf) 45000 65000 90000 134880

Enginemodel X6130 F8L413F T3A929orWD615.68 C9

Enginepower(hp) 233 252 281or303 350

Transmissiontype Hydraulic+mechanical

Hydraulic+mechanical



Travelingsystem 43 43 43 43Effectiveheightofmast(ft) 50 56 56 3395,102Drillinglinediameter(in) 7/8 7/8 7/8 1

Hookspeed(ft/s) 0.665.7 0.665.7 0.664.6 0.665.7Approaching/departureangle 18/14 18/14 18/12 23/16Min.groundclearance(in) 14 13 13 14

Max.gradientability 30% 30% 26% 30%Min.turningdiameter(ft) 92 108 108 92

Rotarytablemodel ZP35 ZP70 ZP70 ZP90Travelingblockmodel YG20 YG60 YG70 YG90

Swivelmodel SL35 SL70 SL70 SL110Overallmovingdimension(ft) 54.8813.5 33.8812.8 38813 54.81013.5

Mainunitmass(lb) 44500 55200 55200 93000

4

MODEL XJ1100(XJ80) XJ1350(XJ100) XJ1600(XJ120) XJ1800(XJ150) XJ2250(XJ180)

Nominalservicedepth(ft)27/8EUEtubing

18000 23000 28000

Nominalworkoverdepth(ft)27/8DP

15000 19000 23000 26000 29000

Drillingdepth(ft)41/2DP 5000 6600 8200 10000 13000Max.hookload(lbf) 250000 300000 350000 400000 500000Ratedhookload(lbf) 180000 220000 270000 330000 400000

Enginemodel C15 C15 C18 2C15 2C18Enginepower(hp) 540 540 630 2540 2630

Hydraulictransmissionboxmodel

S5610HR S5610HR S6610HR 2S5610HR 2S6610HR


Hydraulic+ Hydraulic+ Hydraulic+ Hydraulic+

Effectiveheightofmast(ft) 33102,108 35102,108 115 118,125 118,125Travelingsystem 54 54 54 54,65 65

Drillinglinediameter(in) 1 1 11/8 11/8 11/4 11/4

Hookspeed(ft/s)0.663.93 0.664.6 0.664.3

0.664.60.66

4.3/0.663.93

0.664.26

Chassismodel/Driveways XD50/108 XD50/108 XD60/128 XD70/148 XD70/148Approaching/departureangle 26/17 26/18 26/18 26/18 26/18

Min.groundclearance(in) 12 12 12 12 12Max.gradientability(%) 26% 26% 26% 26% 26%Min.turningdiameter(ft) 108 108 125 135 135

Rotarytablemodel ZP135 ZP135 ZP175/ZP205 ZP205/ZP275 ZP205/ZP275Travelingblockmodel YG110 YG135 YG160 YG180 YG225

Swivelmodel SL110 SL135 SL160 SL225 SL225Overallmovingdimension(ft) 611014 611014 671015 741015 741015

Mainunitmass(lb) 110000 120000 143000 168000 172000

5

2.OFFSHOREDRILLINGANDWORKOVERRIG Itconsistsofmechanicaldriveandelectricaldriveoffshoredrillingrig.Mainfeatures:Byusingdieselenginesandahydraulic transmissionbox todrive thedrawworksand rotary table, the mechanical drive offshore drilling rig can achieve hightransmissionefficiency.TheelectricaldriveoffshoredrillingrignormallyusesoneorseveralDCorACmotorstodrivethedrawworks.Inaddition,itisalsoequippedwithamotorforoperationoftheautodriller;therotarytable isdrivenbyanACmotor independently, and themudpump isdrivenbyoneor severalACorDCmotors.ThesystemcontrolusesMCC/SCRorMCC/VFDalldigitalmodules.This rig can bemoved both in longitudinal and transverse directions tomeetclusterwell drilling requirements on the platform.We have taken the followingrequirements of convenience, safety and availability into full consideration: fireextinguishing, BOP system, mud supply, cementing supply, air supply, streamsupply,andseawaterand freshwatersupply. Italsomeets the requirementsofeasyinstallation,dismantlingandmaintenance.Modularizationcanberealizedinallthefollowingpartsofthedrillingrig:rigfloor,drawworks, mast, basement, mud pump system, solid control system, andauxiliarysystemwithahighlevelofmodularization.Thedrawworksusessingledrumdrawworks,and themainbrake isadiscbrakemechanism(singlediscordoubledisc)Thederrick is towertypeorhasamultisection telescopingstructure,whichcanbehydraulicallyriggedupandriggeddown. This rig has high reliability, strongwindresistant ability and excellent seawatercorrosion resistant performance. Inaddition, its explosionproof capabilityalsomeetsoffshoredrillingrequirements.Something is designed for pollutionszerodischarge.The correlative ACS certificate, such asCCS,DNV,canbeobtainedaccording totheclientsrequirements.

6

SpecificationMODEL HXJ90 HXJ112 HXJ112DB HXJ112DZ HXJ135

Structuretype Skidmoduletype Skidmoduletype SkidmoduletypeWorkoverdepth(ft)

31/2DP 8200 11500 15000

Drillingdepth(ft)5DP 5000 5900 6562

Max.hookload(lbf) 200000 250000 300000Enginemodel C13 C15 C18

Enginepower(hp) 361 475 577 676650

Transmissionboxmodel TH35 S5610H LDX150 S5610H



VFD+mechanical

SCR+mechanical


Derrickstructure/Height(ft) Ktype/95 Ktype/95,102 Ktype/95,102108

Travelingsystem 43 54 54Drillinglinediameter(in) 1 1 1

Rotarytablemodel ZP90 ZP135 ZP175Travelingblockmodel YG90 YG110 YG135

Swivelmodel SL110 SL110 SL135Ratedpowerofmudpump

(hp) 500 500 500

Substructureheight(ft) 19 19 21 19

Workingenvironment

Limitwindspeed(knot)

107withoutsetback

93fullsetback

107withoutsetback93fullsetback

107withoutsetback

93fullsetbackEarthquakemagnitude 8 8 8

Temperature 20+40 20+40 20+40

Relativehumidity 98% 98% 98%

7

SpecificationMODEL HXJ158 HXJ158DB HXJ158DZ HXJ180 HXJ180DB HXJ180DZ HXJ225

Structuretype Skidmoduletype Skidmoduletype Skidmoduletype

Workoverdepth(ft)31/2DP 18000 21000

Drillingdepth(ft)5DP 8000 9100 10000

Max.hookload(lbf) 350000 400000 500000Enginemodel C18 YZ23A YZ47 2C11 YZ23 YZ47B 2C15

Enginepower(hp) 603804 671 2361 804 2475

Transmissionboxmodel S6610H JFD300/JS300 S6610H 2S5610H JFD300/JS300 2S5610H


VFD+mechanical

SCR+mechanical


VFD+mechanical

SCR+mechanical


Derrickstructure/Height(ft)

Ktype/10233

Towertype/102108,118 Ktype/108 Towertype/102108

Ktype/102108

Travelingsystem 54/65 54/65 54/65Drillinglinediameter(in) 11/8 11/4 11/4

Rotarytablemodel ZP175/ZP275 ZP275 ZP275Travelingblockmodel YG160 YG180/YG225 YG225

Swivelmodel SL160 SL225 SL225Ratedpowerofmud

pump(hp) 800 800/1000 1000/1300

Substructureheight(ft) 19 6.56 12.13 20/21 12 20

Workingenvironm

ent

Limitwindspeed(knot)




Earthquakemagnitude 8 8 8

Temperature 20+40 20+40 20+40

Relativehumidity 98% 98% 98%

8

3.SPECIALWORKOVERRIG3.1GRIDELECTRICITYWORKOVERRIG

The grid electricity workover rig can meet all kinds of workover operationalrequirementsduetoitssafety,stability,andreliabilityaswellasexcellenttechnicalperformances. The wellsite is nowcompletely free from exhausted gas/oilemissions, and well site noise has alsobeengreatlyreduced.Wecanmakeanewcontributiontosaveenergy inoilfieldsbyusingthiskindofenvironmentallyfriendlyworkoverrig.

SpecificationMODEL WXJ700XJ40 WXJ900(XJ60) WXJ1100(XJ80)

Nominalservicedepth(ft)27/8EUEtubing 11000 13000 18000

Nominalworkoverdepth(ft)27/8DP 6500 11000 15000

Max.hookload(lbf) 160000 202320 260000Ratedhookload(lbf) 90000 150000 180000

Motormodel YJS355L8 YJS450L8 YJS450L8Motorpower(hp) 250 300 410

Effectiveheightofmast(ft) 56 96 102Drillinglinediameter(in) 7/8 1 1

Hookspeed(ft/s) 0.664.6 0.665.7 0.664.6Approaching/departureangle 18/14 26/16 26/17Min.groundclearance(in) 12.24 13.4 12.24Max.gradientability(%) 26 30 26Min.turningdiameter(ft) 108.27 92 108.27

Rotarytablemodel ZP70 ZP90 ZP135Travelingblockmodel YG70 YG90 YG135

Swivelmodel SL70 SL110 SL135Overallmovingdimension(ft) 38813 54.81013.5 611013.8

Mainunitmass(lb) 55200 93000 111000

9

3.2MOUNTAINOUSWORKOVERRIG Therigunit isasmallmodule,withthe lengthofasinglemodule lessthan36ft,and itsweight less than33069lb. It isespecially suitable for transportationandoperation in mountainous areas. The box type substructure is convenient fortransportationandlifting.Therigfloorworkingareaandheightcanbedesignedinaccordancewith the requirementsof theendusers.Themast isa freestandingtypewithoutguy lineswithaclearanceheightof105ft.Themultiplesectionsofthemastcanberiggedupandriggeddowntelescopically inordersbyhorizontalhydraulic cylinders, which is particularly useful for narrow well sites due to ahighlyintegrateddesigns.Thisrigusesaheavyduty,8x8allwheeldrivechassisandhasanexcellentcruiseperformance.

SpecificationMODEL XJ225

Workoverdepth(ft)(41/2DP) 13000Workoverdepth(ft)(31/2DP) 25000

Max.hookload (lbf) 506000Hookspeed (ft/s) 0.664.6

Effectiveheightofmast (ft) 105clearanceMasttype Erectivetelescoping

Drillfloorheight(ft) 20Enginemodel C152

Enginepowerhp2 5402Hydraulictransmissionbox2 S5610HR2

Transmissiontype Hydraulic+mechanicalTravelingsystem 65

Drillinglinediameter(in) 11/4Travelingblockmodel YG225

Swivelmodel SL225Rotarytablemodel ZP275

Movingtype SelfpropelledChassismodel XD40/88

Approaching/departureangle 25/ 25Max.gradientability(%) 46.6

Min.turningdiameter (ft) 79Min.groundclearance (in) 12

10

3.3SLANTWELLWORKOVERRIG Theslantwellworkoverrigscanbeusedforserviceandworkoveroperationsontheslantoil,gasandwaterwellswithaslantdegreeof4580andwelldepthoflessthan5000ft.Thechassis isaheavyduty8x4drivechassis with a hydraulic steeringsystem, which has a good cruiseperformance. The whole unit could be moved inboth longitudinalandtransversedirectionswithasteplessadjustablefunctiontoallowthewellheadtobecentralizedquicklyandconveniently.Themonkey board and lightdutyworking platform are lifted hydraulically andlockedmechanically,whichissafeandreliable.Theseworkoverrigscanalsobeusedforslantwelldrillingsafterbeingequippedwithapowerswivel.

SpecificationMODEL XXJ35

Max.hookload(lbf) 79000Effectiveheightofmast(ft) 67Inclinationangleofthemast 4580

Longitudinaladjustablescope(in) 24Transverseadjustablescope(in) 10

Rotaryadjustablescope 5Travelingsystem 32Enginepower(hp) 361

Drawworksgearshifts 4F+1RDiameterLengthofmaindrum(in) 1432DiameterWidthofbrakerim(in) 388.3

Max.speed(mi/h) 28Max.gradientability 26%Turningdiameter(ft) 92Overalldimension(ft) 671015.7

Thewholeunitweight(lb) 89000

11

3.4SWAMPWORKOVERRIG Allkindsofworkoverrigshavecorrespondingswamprigswithaselfmade,cruisetype chassis and special pattern big diameter tyres that are suitable for fastmovementinaswamp.

SpecificationMODEL TXJ70

Nominalservicedepth(ft)27/8EUEtubing 11000Nominalworkoverdepth(ft)27/8DP 8300

Max.hookload(lbf) 160000

Enginemodel C9

Enginepower(hp) 302


Carrierdriveway 66

Waterdepth/muddepth(in) 31.5/11.8

Min.turningradius(ft) 44.3

Max.speed(mi/h) 25

Max.gradientcapability(%) 30

Thewholeunitweight(lb) 58000

Overalldimensionofthewholeunit(ft) 50.51012.53.5DESERTWORKOVERRIG

Allkindsofrigshavecorrespondingmodelssuitableforthedesert.

12

The chassis is heavyduty 8x8 allwheeldrive,with a hydraulic steering system,andlargediameterlowpressuredeserttyres.Thedieselengineisequippedwithasandprooffilterandtherig is installedwithasandproofshedsoastomaintaintherigsworkingperformanceandsafemovementinthedesert.An innercirculated forced water cooling system can ensure the drawworksoperatenormallyunderhightemperatureconditions.The mast is a frontopen, tilting and doublesection telescopic type with aheavydutywindproofdesign,anditcanbehydraulicallyriggedupanddown.The drill floor is twinbody telescopic type or parallelogram structure, both ofwhichareconvenientforinstallationandtransportation.

SpecificationMODEL SXJ160

Nominalservicedepth(ft)27/8EUEtubing 28000Nominalworkoverdepth(ft)3DP 18000

Drillingdepth(ft)41/2DP 6500Max.hookload(lbf) 360000

Enginemodel C18Enginepower(hp) 631

Hydraulictransmissionboxmodel S6610HRTransmissiontype Hydraulic+mechanical

Effectiveheightofmast(ft) 115Travelingsystem 65

Drillinglinediameter(in) 11/8Hookspeed(ft/s) 0.663.9

Chassismodel/Driveways SXD60/88Approaching/departureangle 30/20Min.groundclearance(in) 14.57Max.gradientability(%) 30Min.turningdiameter(ft) 164

Rotarytablemodel ZP175Travelingblockmodel YG160

Swivelmodel SL160Overallmovingdimension(ft) 611015.7

Mainunitmass(lb) 130071Accessoriesmass(lb) 44500

13

3.6COLDWEATHERWORKOVERRIG AllkindsofworkoverrigshavecorrespondingcoldweathertypesthataresuitablefortheseverecoldofoilfieldsinRussia,Canadaandotherregions.Performanceparameters:Workingambienttemperature: 45degrees+35degreesStoragetemperature:60degreesThemain load supporting parts use cryogenicmaterials that have passed lowtemperatureweldingassessments. Thetravelingsystemusesspecialmaterialsandspecialprocessmeasurestoensuregoodworkingperformanceundercoldweatherconditions.The hydraulic lines, air lines,cables,valvesandoilsthatweselectedhavea coldweatherperformance.Electrical heating system orsteamheating system isusedfor the transmission box, oiltankorwatertank.Specialwindproof,heatpreservationandheatingmeasureshavebeenadoptedfortheworkoverrig.

catalog cover(WORKOVER RIGS) WORKOVER RIGS(1).pdfend

workover rigs

Documents