400ton hdd drill rig
- Main theoretical parameter
|
No |
Item |
Theoretical parameter |
Remarks |
|
1 |
Driving head max. theoretical torsion N·m |
140000 |
|
|
2 |
Driving head max. theoretical push & pull force (KN) |
4000 |
|
|
3 |
Max. working pressure set in system (MPa) |
35 |
|
|
4 |
Max. flow in the hydraulic system(L/min) |
2215 |
|
|
5 |
Drill pipe diameter（inch） |
From 5 to 6-5/8 |
Petroleum standard drill pipe |
|
6 |
Max. length of drill pipe(m) |
9.6 |
|
|
7 |
Driving head max. rotation speed(rpm) |
92 |
|
|
8 |
Driving head max. push & pull speed(m/min) |
40 |
|
|
9 |
Main spindle floating distance(mm) |
100 |
|
|
10 |
Mud pump channel diameter（cun） |
3 |
|
|
11 |
Max. mud flowing volume(L/min) |
2000 |
|
|
12 |
Max. mud pressure (MPa) |
12 |
|
|
13 |
Entry angle（°） |
9-16 |
|
|
15 |
Max. unscrewing force of pipe jaw(N·m) |
370000 |
|
|
16 |
Rig Size(Length×Width×Height (mm) |
18200×3000×3460 |
Transportation condition |
|
17 |
Rig weight(T) |
About 60 |
|
|
21 |
Permitted working Temperature ℃ |
-30~50 |
|
|
22 |
totalvolum of hydraulic oil tank (L) |
1660 |
|
|
23 |
totalvolum of diesel tank (L) |
2500 |
|
|
24 |
Permitted environment humidity ％ |
＞90 |
|
|
25 |
Permitted working altitude(m) |
0-2000 |
|
|
26 |
Referential back-reaming aperture (mm) |
φ2000 |
Soil depended |
|
27 |
Referential drilling distance (m) |
3300 |
Soil depended |
