HMI Tesco Canrig Lifting Balance Cylinder for Top Drive System

• Customization: Available
• After-sales Service: Yes
• Warranty: 1years
• Model NO.: 16499
• Manufacturing Process: Forging
• Surface Treatment: Polishing
• Operation Pressure: 16 MPa ~ 35 MPa
• Material: Alloy
• Brand: Nov, Tesco, Canrig, Bpm.Tpec, Jh
• Model: TDS4SA, TDS8SA, TDS9SA, TDS11SA
• Certificates: ISO9001
• Delivery Time: Stock
• Price: Contact Us
• Application: Top Drive System
• transportation: Sea/Air
• Specification of Pacakage: 90*40*40cm
• HS Code Detail: 8431431000
• Raw Materials: Alloy Steel
• Forging temperature: 1100-1200°
• Type: Air and hydraulic
• Pressure: 2320psi~5075psi
• Service Life: 5000~10000hours
• Working Tempreuture: -20ºC~+60ºC
• Transport Package: Wooden Box
• Specification: 80kg
• Trademark: VSP
• Origin: China
• HS Code: 8431431000
• Production Capacity: 1000pieces/Year
• Package Size: 90.00cm * 40.00cm * 40.00cm
• Package Gross Weight: 80.000kg

Product Description

 

Product Description:
Product Name: Brand: VARCO,TESCO,CANRIG,TPEC,JH,HH,BPM.
Applicable models: TDS4SA, TDS8SA, TDS9SA, TDS11SA
Part Number: 30125050,P614000068,M614003688,M614003685,H614003358,M614003358,30157297,11075,30157221,30151882,30174224-DWG,94780-DWG,125594-500,30125050-DWG,30125801-DWG,30125801,125799,3848,10656103-001,10654571-001,30180168,M614003115,M6I4003115,30177871,M614001826
Price and delivery: Contact us for a quotation
Function:
The working pressure of the Cylinder on the Top Drive is usually closely related to the design parameters of its hydraulic system or pneumatic system. The specific values vary depending on the equipment model, manufacturer and application scenario.
 

1. The Cylinder in the Top Drive is mainly used for the following key functions:
Hydraulic balance system: The hydraulic Cylinder balances the weight of the  Top Drive body to reduce the wear of the drill pipe thread.
Brake system: Hydraulic or pneumatic Cylinders control the main motor brake to ensure the safe positioning of the drill tool during directional drilling or emergencies.
Internal blowout preventer (IBOP) control: Pneumatic or hydraulic Cylinders remotely control the switch of the IBOP to prevent well slugging or blowout.
Back-up Clamp clamping: The hydraulic Cylinder drives the back-up clamp to achieve stable clamping when breaking the Drill Pipe.
2.Fast action: Use compressed air to drive the clamping/releasing mechanism (such as top drive back-up clamp), with a response time of less than 0.5 seconds25.
3.Auxiliary control: Operate auxiliary equipment such as BOP gates and cooling system valves.
4.Safety redundancy: As a backup drive unit for the hydraulic system, emergency braking in the event of hydraulic failure.


MODE DETAILS ABOUT THE CYLINDER:
Made of 42CrMo alloy steel (tensile strength ≥ 1080 MPa), the surface is hard chrome plated (thickness 30~50μm) to improve wear resistance and corrosion resistance.
Working Pressure: 

1.Hydraulic system pressure

Typical range: The working pressure of the top drive hydraulic system is usually between 16 MPa and 35 MPa (about 2320 psi to 5075 psi).
Reason for pressure difference: The hydraulic system design of different top drive models (such as balance cylinder, brake cylinder, etc.) has different pressure requirements. For example, deep wells or high-pressure environments may require higher pressures.
2.Pneumatic system pressure
Typical range: If the top drive uses pneumatic cylinders (such as IBOP control), its working pressure is usually between 0.6 MPa and 0.8 MPa (about 87 psi to 116 psi), which is consistent with the industrial standard pneumatic system.
Special scenario: Some top drives' IBOP control cylinders may withstand higher pressures, such as 10,000 psi to 15,000 psi (about 69 MPa to 103 MPa), but this refers to the rated pressure of the valve, not the working pressure of the cylinder itself.
Application scenarios:
Offshore drilling platforms: Top drives need to cope with greater torque and pressure, and the hydraulic system pressure may be close to 35 MPa.
Conventional drilling on land: The hydraulic system pressure is usually between 16 MPa and 20 MPa.
Industry standards:
Top drive design follows API (American Petroleum Institute) standards, such as API Spec 8C, which clearly stipulates the pressure test and safety requirements of hydraulic systems.
Domestic standards such as SY/T 6870-2021 "Installation, commissioning and maintenance of top drive systems for oil and gas drilling equipment" also put forward requirements for hydraulic system parameters.
 

 

Practical operation and maintenance suggestions
1. Pressure monitoring:
Regularly check the pressure value of the hydraulic system to ensure that it is within the range specified by the manufacturer. For example, the hydraulic pressure of the Hi-Sea top drive needs to be maintained at 16 MPa.
The pneumatic system pressure needs to be maintained at 0.6 MPa to 0.8 MPa to avoid damage to components due to excessive pressure or too low pressure to affect the function.
2. Abnormal handling:
If the pressure is abnormal (such as sudden pressure drop or fluctuation), it may be hydraulic oil leakage, valve failure or sensor failure, and the machine needs to be shut down for inspection immediately.
For IBOP control cylinder, if remote control fails, the lower IBOP needs to be manually closed and the pneumatic pipeline needs to be checked for blockage.
3. Lubrication and cleaning:
The hydraulic system needs to use anti-wear hydraulic oil (such as N32) that meets API standards and is replaced regularly to maintain pressure stability.
The pneumatic system needs to be equipped with an oil mister to prevent internal wear of the cylinder.

Precautions
Safety specifications:
Top drive operations must strictly follow API standards and manufacturer manuals to avoid equipment damage or safety accidents caused by overpressure operation.
Warning signs must be set up in high-pressure areas, and operators must wear protective equipment.
Environmental adaptability:
In cold areas, hydraulic oil must use low-temperature antifreeze type to prevent pressure fluctuations.
In high-temperature environments, heat dissipation measures must be strengthened to avoid overheating of hydraulic oil and pressure drop.


Advanced Manufacturing Equipments:
 

 

Here other Cylinder's part number for your reference:

11085	RING,HEAD,CYLINDER
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110186	CYLINDER,ACTUATOR,IBOP ASSY TDS9S
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118334	TUBE,CYLINDER,LINK-TILT,ASSY
118511	MANIFOLD,ASSY,CLAMP,CYLINDER
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30125833	MANIFOLD,PH100,CLAMP CYLINDER ASSY (STK @ LAFAYETTE, LA)
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30157287	CLAMP,CYLINDER,ASSY,PH75
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30174224	ASSY,ALIGN,CYLINDER ,TDS-8/1000
30178847	PIN,HINGE,CLAMP CYLINDER,GATE
1030-14-0004	BEARING,ROLLER CYLINDERICAL
108894-B32	KIT,BODY-SEAL,PARKER-CYLINDER*SCD*
108894-Y2	GLAND WRENCH PARKER CYLINDER
110687-SK	SEAL,CYLINDER,C'BAL,REPAIR-PACK,TDS9S
118463-2	MANIFOLD,ASSY,LINK TILT CYLINDER(ALUM)
120557-LT	CYLINDER, DOUBLE-ROD (LOW-TEMP)
121979+30	RETAINER, BUSHING, CYLINDER,MOUNT
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30182473	Clevis, Proprietary Cylinder Torque Iron RoughnecksST-120
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3040-1	The hydraulic cylinder of the stopper
7177-1	Hydraulic Cylinder, Single Stage, 3" Diameter, 1.25" Rod, 8" Stroke / Cylinder,Hyd,Sngl Stage,3 "Bore,1.25 "Rod,8 "Stroke
810428-1	Extensiion,Port,Cylinder Lock,Pipe Handler,350-EXI-600
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30184647	CYLINDER,CARRIAGE   HOIST,ST-80CL
M361000200	CYLINDER       ASSEMBLY,ADJUSTABLE  HYDRAULIC
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30183782	CYLINDER,HYDRAULIC,3-1/4"BOREx24-1/2"STROKE
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30160684-1	TORQUE CYLINDER
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3012580I-LT	ASSY, CYLINDER, BYDRAULlC, LlFT (LOW TEMP)
3012580I	ASSY, CYLINDER, BYDRAULlC, LIFT
30181022	DUPLEX CYLINDER
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59024-P-29-0-065-C	HOSE ASSY,'UC′MANIFOLD TO UPPER CLAMP CYLINDER
59047-P-29-M-075-C	HOSE ASSY,'LU'MANIFOLD TO LOWER UNCLAMP CYLINDER
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10679987-001	PIN,HYDRAULIC CYLINDER CLEVIS
M614004408	CLEVIS,ALIGNMENT CYLINDER
30172176-BSC	PIN,  CLEVIS,  CYLINDER  COUNTERBALANCE
P614000068	CYCYLINDER,HYDRAULIC1INDER,HYDRAULIC
M614003688	SET, CYLINDER COMPONENT
M614003685	PIN,CYLINDER
H614003358	PIN,CYLINDER
59344P1700041	HOSE ASSY , RLA "H" TO ENABLE CYLINDER PISTON END
M614003358	PIN, CYLINDER
30157297	HANGER.CLAMP CYLINDER
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30157221	BODY ,CLAMPCYLINDER
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30125801-DWG	Drawing, Cylinder Assembly
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M614003115	CYLINDER,HYDRAULIC
M6I4003115	CYLINDER,HYDRAULIC
30177871	CYLINDER,HYDRAULIC
M614001826	ASSY,CLAMP CYLINDER,PH-65
20557-501	CYLINDER, DOUB LE ROD WITH LIP SEALS
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20557-500	CYLINDER, DOUB LE ROD WITH LIP SEALS
M614002346	MANIFOLD ASSEMBLY,CLAMP CYLINDER
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M614001819	CYLINDER HEAD
M614001814	BODY,CLAMP CYLINDER
M614002347-2	MANIFOLD,CLAMP CYLINDER
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