Function
¢Ù Drilling by DP
¢Ú Meet the requirements on well adjustment and lateral drilling operation
¢Û Put and install wellhead equipment and casings
¢Ü Trip string, examine and repair on the downhole equipment
¢Ý Grind bridge plug or drill cement plug
¢Þ Fishing operation
¢ß Wash the sand on bottom-hole or perforated well section
Design principle
1. Meet the technical requirement on bidding;
2. The advanced domestic and overseas technology and structure are adopted, key parts are bought in to improve the rig reliability and enhance the standard factor
3. Insist the design principle of safety first and put double safety device on the key parts to protect person and equipment safety£»
4. Strengthen protection against abrasion to prolong using life£»
5. Insist the design principle of reliability to prolong the using life of the drilling rig£»
6. Strengthen human engineering to improve the working efficiency£»
7. Conform to HSE Specs
Technical specification
Structure type double drum, truck-mounted and self-propelled
Nominal drilling depth 10000 ft (41/2¡åDP)
Max. hook load 400000lbs
Engine power 2¡Á475hp£¨two sets £©
Engine model CAT3408£¨two sets £©
Drive way Hydraulic +mechanical
Transmission model Allison 5961£¨two sets £©
Drawworks gear NO. 5F+1R
Mast height 118/125(ft)
Traveling system 4¡Á5/5¡Á6
Wireline dia. ¦µ11/4 in
Hook block speed 0.66~4.59(ft/s)
Substructure height 19.685ft
Opening dia. of rotary table 27.5in
Chassis drive way 14¡Á8
Main unit weight when moving 170000lbs
Overall dimension when moving 73¡Á10¡Á15 (ft)
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