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Design and Analysis of Hydraulic System of Balancing Device on Top Drive
Abstract:
The balancing device is the core component of top drive. Its role is to balance the gravity of top drive to prevent damage to the threaded joint in course of making up and breaking out of threaded joint of drill pipe. At the same time it can help male thread pop up from the drill pipe box in course of breaking out of threaded joint of drill pipe. Aiming at the problems of hydraulic system of the current balancing device that thread endures big normal force in course of making up and breaking out of threaded joint of drill pipe, a new hydraulic system was designed in this paper, and the simulation was analyzed based on AMESim. Through the simulation analysis, the new hydraulic system is reasonable and the normal force that screw endures is very small, which can reduce wear significantly.
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Periodical:
Pages:
469-474
Citation:
Online since:
September 2013
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