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Redesign of a 500 kN Maximum Hook Load Workover Rig Mast for Operating Conditions and Wind Velocity of 70 km/h
Abstract:
In the present paper is analyzed the stress level and the maximum displacements that occur in the elements of a mast of 500 kN maximum hook load under the action of wind with a 70 km/h velocity. The mast is a prototype which is equipping a workover rig used for interventions and overhauling works for oil and gas wells. The forces resulting from wind pressure on the exposed mast`s elements areas are calculated in accordance with the oilfield industry standards and distributed to all structure`s nodes, after it was modeled using the FEA software ANSYS. Being a new structure containing structural steel rectangular pipes and profiles as L, I, U-shaped cross section, this analysis is necessary in order to achieve the practical construction of mast and its safety during exploitation.
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Pages:
926-931
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Online since:
November 2015
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© 2015 Trans Tech Publications Ltd. All Rights Reserved
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