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HXJ180 offshore workover rig
◆ Max. Hook load 404640lb (1800kN), draw works installed power rating 460HP×2sets (343kW×2sets).
◆ Workover depth 21320ft (6500m) (3-1/2" drilling pipe), drilling depth 9840ft (3000m)(4-1/2" drilling pipe).
◆ Provide the functions of drilling rig and workover rig.
◆ Hydraulic driving base can be moved transversely and lengthways. Cluster well operation can also be performed.
◆ Subbase and mud tank are of integration design.
◆ Adopt heavy load wide mast. Perform raising, lowering, and telescoping work hydraulically at full length.
◆ Adopt international famous-brand engine and ALLISON hydraulic transmission.
◆ Power transmission system is of special double engines parallel operation technique which makes work can be performed with one engine or two engines so as to enhance efficiency and reliability.
◆ Adopt overhead centralized lines. The lines have different colors according to their different functions.
◆ Operation control system is of centralized operation in driller's room. The important parts have multiple protection functions.
◆ Rotary table has forward gear and reverse gear mechanisms. It also adopts pipe torque release unit so as to prevent drilling string from reversing at a high speed and avoid accident.
Main Parameters
|
Model |
HXJ180 |
|
Max. Lifting hook load lb(kN) |
404640(1800) |
|
Workover depth ft(m)(3-1/2"DP) |
21320(6500) |
|
Drilling depth ft(m)(4-1/2"DP) |
9840(3000) |
|
Draw works rated power hp(kW) |
871(650) |
|
Mast clearance height ft(m) |
102/108/138(31/33/42) |
|
Effective quantity of lines |
10 |
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