About Drilling rig lifting effect
Nowadays, some drilling rig types have a fully hydraulic raising and lowering system instead of the conventional drum and wireline drawworks system. Some of the main features of such a system are: Reduced weight and space requirement. Improved safety. Highly accurate stroke movement.
Nowadays, some drilling rig types have a fully hydraulic raising and lowering system instead of the conventional drum and wireline drawworks system. Some of the main features of such a system are: Reduced weight and space requirement. Improved safety. Highly accurate stroke movement.
The hoisting system on a drilling rig does the heavy lifting on the rig. It is used to raise, lower, and suspend the drill string and lift casing and tubing for installation into the well. In the detailed rig schematic (Figure 9.02b) the hoisting system is comprised of: A schematic of the hoisting.
The most crucial wire rope on a drilling rig is the drilling line, which has to support the entire weight of the drill pipe or casing in the well. This Topic describes the handling and use of the block line, some of the equipment used in association with it, and, most importantly, the techniques.
As the core of offshore drilling rig, the lifting system is a very complex mechanical vibration system, its working performance directly affects the working performance of the whole rig. In order to ensure the safety of offshore drilling, we must explore the common mechanical problems and.
Offshore, crewmembers rig wire-rope slings and lifting lines to cranes, which move equipment and personnel to and from boats. Except for the lines a rig-up crew uses to raise a rig’s mast, drill ing line is the largest-in-diameter line on the rig. It is large because it must be strong enough to do.
Abstract: Complicated formation and well depth over 7000m in the piedmont region of Tarim Oilfield, China, lead to frequent tripping and more downhole accidents, and all of them cause the well construction period and costs increased significantly. 9000m quadruple stand ultra-deep well drilling rig.
Gear and rack drilling rig is currently the advanced model of oil rig, which rely on the gear meshing with the rack, driven top drive up and down movement. The equivalent model of derrick and lifting system were established, and the Lagrange equation was built by using the method of energy. The.
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About Drilling rig lifting effect video introduction
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