Specifications

1. Model: ZJ70L, ZJ70LD,ZJ70DZ,ZJ70DB,ZJ70DBF
2. Drilling Depth: 7000m
3.Standard: API
4. Drawwork Input Power: 2000HP

Oil Drilling Rig Description: 

 

Oil Drilling Rig is used for oil and gas exploration and development of complete drilling equipments, usually it has eight systems: Power-driven system, Transmission system, Hoisting system, Rotating System, Drilling fluid circulating system, Controlling system, Rig substructure and Auxiliary equipment system.

 

TECHNICAL STANDARD AND REFERENCE:

API Spec 4F specification of mast and sub-structure of drilling rig and workover rig.
API Spec 7 specification for rotary drilling equipments
API Spec 7F specification for chains and chain wheel used on oilfield
API Spec 7K specification for parts of rotary drilling string
API Spec 8A specification for hoisting equipments for drilling operation and production
API Spec 9A drilling line specification
API RP500 classify recommendation practice on wellsite for petroleum equipments and electric devices
AISC Manual of Steel structure
The related standards of International Electro-technical Commission
IEEE The related standards of Institute of Electrical & Electronic Engineers,
SY/T5609—1999 Oil-drilling rig type and basic parameters
SY/T6283—97 HSE guidebook for oil natural gas drilling operation
GB50058—92 Design criteria for the electric equipments in blasting and fire hazard danger situation

 

Technical Specifications: 

 

Model	ZJ30/1700L	ZJ30/1700LD	ZJ30/1700DZ	ZJ30/1700DB	ZJ30/1700DBF
Nominal Drilling Depth	14800~23000  4500~7000
4-1/2″DP ( ft /m)	13100~19700  4000~6000
5″DP ( ft /m)
Max. Static Hook Load (KIPS / KN)	992   4500
Max. Drill Pipe Load (KIPS / KN)	2000  1470				4020   3000
Max. Input Power of Drawwork ( hp / Kw)	750      550
Drawworks lifting shifts	4 forward  + 2 reverse	4	4/Stepless	Stepless
Main Brake Type	Disc Brake / Belt Brake
Auxiliary Brake Type	Eddy Current Brake / E.T. N Brakes		Dynamic Braking / Eddy Current Brake / E.T. N Brakes
Rope Diameter ( in / mm)	1-1/2   38
Max.  Rope of  Hoisting System	6X7
Rope Stringing Ways of Hoisting System	Straight  /  Patterns
Traveling Sheave Diameter ( in / mm)	60   1524
Opening diameter of Rotary Table ( in / mm)	37-1/2  952.5
Rotary Table Drive Mode	Compound Drive	Independent Drive	Compound Drive, Independent Drive
Mast Type	“∏”
Mast Effective Height ( ft / m)	152  46.5
Substructure Height ( ft / m)	20.5,29.5,34.5 7.5,9,10.5
Substructure Clear Height   ( ft / m )	20,25,30  6.12,7.62,9.12		20,25,30,35 6.12,7.62,9.12,10.62
Single Mud Pump power ( hp / Kw)	1600  1180
Mud Pump Sets	2		3
Transmission	Whole Chain Box		AC-SCR-DC	AC-DC-AC(VFD)	AC-DC-AC(VFD)
					Pumping Set
Diesel Power (hp / Kw)	1500  1100		1632    1200
Diesel Engine Sets	3		4
Total Capacity of Mud Tank ( BBL / m3)	2500  380

 

Note:

1. Crown Block and Water Table; 2. Catline Boom and Hoist Line; 3. Drilling Line; 4. Monkey board; 5. Traveling Block;  

6. Top Drive; 7. Mast; 8. Drill Pipe; 9. Doghouse; 10. BOP;  11. Water Tank; 12. Electric Cable Tray;

13. Generator Sets; 14. Fuel Tank; 13. Generator Sets; 14. Fuel Tank; 15. Electrical Control House;

16. Mud Pumps; 17. Bulk Mud Component Tanks; 18. Mud Tanks; 19. Reserve Pit; 20. Mud-Gas Separator;

21. Shale Shakers; 22. Choke Manifold; 23. Pipe Ramp; 24. Pipe Racks.