1. ZJ30~ZJ90 RIG
2. Electrical driven drilling rig
3. Mechanical driven drilling rig
4. SCR DC driving system
5. VFD system
Main technical parameters of 3000m Drilling Rigs
MODEL:U.S Met | ZJ30/1700L | ZJ30/1700LD |
Nominal drilling depth: | 42509850ft 16003000m(4 1/2"DP) | 52509850ft 16003000m(4 1/2"DP) |
Max.hook load: | 382000lps 1700kN | 382000lps 1700kN |
Max.drill stem load: | 225000lps 1000 kN | 225000lps 1000 kN |
Drawworks max.input power | 750HP 550kw | 750HP 550kw |
Drawworks speed steps | 4forward+2reverse | 4forward+2reverse 4 |
Main brake model | Hydraulic disk brake/band brake | Hydraulic disk brake/band brake |
Auxiliary brake model | eddy current brake /E.T.N brake | eddy current brake /E.T.N brake |
Wireline diameter: | 1-1/8" 29mm | 1-1/8" 29mm |
Crown sheaves number and travelling sheaves number | 6×5 | 6×5 |
Open diameter of rotary table: | 20-1/2" 520.7mm | 20-1/2" 520.7mm |
Rotary table drive type | Independent/combination drive | Independent electric drive |
Mast type | "K" | "K" |
Clear height of mast: | 134ft 41m | 134ft 41m |
Substructure height: | 16.4ft(5m)19.7ft(6m)24.6ft(7.5m) | 16.4ft(5m)19.7ft(6m)24.6ft(7.5m) |
Clear height of substructure | 12.4ft(3.76m)15.6ft(4.76m)20.5ft(6.26m) | 12.4ft(3.76m)15.6ft(4.76m)20.5ft(6.26m) |
Power of single mud pump | 1000HP 735kw | 1000HP 735kw |
Mud pump sets | 2 | 2 |
Type of driving | integrated chain box | integrated chain box |
Power of main diesel: | 1100HP 810kw | 1100HP 810kw |
Main diesel sets | 2 | 3 |
Total volume of mud tank: | 1500BBL 240 m3 | 1500BBL 240 m3 |
