DONGYING,CHINA
SHENGLI OIL FIELD
Features:
1. The rig is applicable to 4000-6000m drilling depth for oil well with 127mm drilling pipe, and 4500-7000m drilling depth with 114mm drilling pipe.
2. AC-DC-AC power transmission system with full digital control or simulating control is applied. Through stepless speed control to drawworks, rotary table and mud pumps, users can acquire expected drilling performance.
3. Grooved drawwork drum with air clutch to shift speed; Disc brake is applied as main hydraulic and auxiliary brake is Eddy current brake or ETN brake.
4. Rotary table is driven independently.
5. Substructure type of sling shot allows mast and floor equipment installed at low height level then raised integrally utilizing drawworks power.
6. Major components of rig are conform to API specifications and allowed to use API monogram.
Specifications:
1. Nominal drilling depth φ127mm drilling pipe 4000゛6000m
φ114mm drilling pipe 4500゛7000m
2. Max hook load 4500KN
3. Rated power of drawwork 1470kw
Shift of drawwork 4+4R
Main brake Hydraulic disc type brake
Auxiliary brake DS70 eddy (or EATON 436WCB brake)
4. Hoisting wire lines 6〜7 lines
5. Dia. of drilling line φ38mm(1'/2≦)
6. ID. of swivel stem φ75mm
7. Type of diesel engine and No. of mud pumps F-600/ 2sets
8. Opening of rotary table φ952.5mm(37'/2≦)
Shift of rotary table 1+1R (or independent drive)
9. Type of mast and its effective height K-type/ 45m
10. Height of drilling floor 7.5m
Clear Height under rotary beam 7.62m
11. Transmission of power AC-SCR-DC
12. Diesel engine
No. of generators and power 4x1330KW
Diesel generators CAT3512B+SR4B
Speed 1500r/min
Power 1305kw
Capacity/ frequency / voltage of generator 1900KVA/ 50HZ/ 600V
13. SCR cabinet 4sets
Mode of control Two-to-one, digital
14. Compressed air pressure 1MPa
15. Mud pressure pipeline (single stack) 4≦〜35 MPa
16. Total capacity of mud circulation system 240m
Shengli Industrial Zone,Dongying,Shandong 257000 China
Tel:+0086-546-7867971 Fax: +0086-546-7867971
Website: Http://www.Made-In-Dongying.com Email: madeindongying@126.com