Stress and Displacements Analysis for Drilling Mast Elements Made of Rectangular Pipe: The Overload Test Case

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Abstract:

In the oil and gas industry, the drilling masts are complex metallic constructions made of welded ends beams, which can be classified, from a mechanical point of view, in the statically indeterminate structures` category. The drilling mast is a part of the hoisting system of a drilling rig and its main purposes are: to support some devices as the crown block at the top, the crane, the rotary swivel etc and to provide support for the drill pipes to be stacked vertically during the round trips operations, which implies the operation of removing the drill string from the wellbore or running it back in the hole.

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120-123

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March 2014

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© 2014 Trans Tech Publications Ltd. All Rights Reserved

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