ZJ70 skid mounted drilling rig
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Description
Star Concept skid mounted drilling rig series cover the drilling depth from 4000m to 9000m and maximum static load from 2250kN to 6750kN. The design and manufacture of the drilling rigs comply with the international standards such as API and IEC, etc. The design concept of health, safety and environment protection are completely expressed from the details of the unit.
The design ambient temperature of the drilling rigs extends from -45°C to +45°C. The systems and equipment can be customized for high temperature, arctic, desert and humid conditions.
Features
Reasonable layout, high integration and small footprint;
Centralized control of electric, pneumatic and hydraulic systems with world-renowned components;
Designs as per API 4F specification, finite element analysis and stress test of the mast guarantee the safety effectively;
The hydraulic, pneumatic and electric controls, monitoring and display of the drilling rig are integrated through network and information technology, achieving the intelligent and safe control by the driller;
Standardized and modular design ensures various combination of different parts, enhancing the university and interchangeability of drilling rigs;
Complete accessories such as solid control, well control, high pressure flowline systems, generator house and duty room, etc. for various customer requirements.
Specifications
| Model | ZJ30/ZJ30DB/ZJ30D | ZJ40/ZJ40DB/ZJ40D | ZJ50/ZJ50DB/ZJ50D | ZJ70/ZJ70DB/ZJ70D | ZJ90/ZJ90DB/ZJ90D |
|---|---|---|---|---|---|
| Max. Hook Load (lb/kN) | 400,000(1,800) | 500,000(2,250) | 700,000(3,150) 750,000(3,400) | 1,000,000(4,500) | 1,500,000(6,800) |
| Rated Power of Drawworks (hp/kW) | 750~1,000(580~748) | 1,000~1,350(750~1,000) | 1,500~2,150(1,100~1,600) | 2,000~2,600(1,470~2,000) | 3,000~5,000(2,200~3,730) |
| Nominal Drilling Depth (4 1/2" Drill Pipe) (ft/m) | 9,840(3,000) | 13,000(4,000) | 16,400(5,000) | 23,000(7,000) | 29,500(9,000) |
| Lines | 10 | 10 | 12 | 12 | 14 |
| Wireline Diameter (in/mm) | 1 1/4(32) | 1 1/4(32) | 1 3/8(35) | 1 1/2(38) | 1 3/4(45) |
| Mast Height (ft/m) | 124(38) | 138(42) | 147.8(45) | 150(45.5) | 180(48.7) |
| Height of Drill Floor (ft/m) | 19.7(6 24.8(7.5) | 22(6.7) 24.8(7.5) | 24.8(7.5) 29.5(9) | 29.5(9) 34.5(10.5) | 39.4(12) |
| Clearance Under Rotary Beam (ft/m) | 16(4.9) 20.7(6.3) | 17.7(5.4) 20.7(6.3) | 20.7(6.3) 25(7.6) | 25.6(7.8) 29.5(9) | 32.8(10) |
| Opening Diameter of Rotary Table (in/mm) | 20.5(520.7) 27.5(698.5) | 27.5(698.5) | 37.5(952.5) | 37.5(952.5) | 49.5(1,257) 60.5(1,538.7) |
| Qty. & Rated Power of Mud Pump (hp) | 2×800/1,000 | 2×1,000/1,300 | 2×1,600 | 3×1,600 | 3×2,200 |
| Riser ID & Working Pressure (in/mm, psi/MPa) | 4(102) 5,000(35) | 4(102 5,000(35) | 4(102) 5,000(35) | 4(102) 5,000(35) | 4(102) 5,000(35) |