Study on Equivalent Viscous Damping Coefficient of Sucker Rod Based on the Principle of Equal Friction Loss
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DOI: 10.1155/2019/9272751
Abstract: Equivalent viscous damping coefficient is an important parameter of wave equation for sucker rod string. In this paper, based on the principle of equal friction loss, when the viscous energy consumption and the local damping… read more here.
Keywords: sucker; damping coefficient; sucker rod; energy consumption ... See more keywords
Active Control Method Based on Equivalent Stiffness and Damping Coefficient for an Electromagnetic Isolation System
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DOI: 10.3390/app10227953
Abstract: For improving the performance of an electromagnetic isolation system with reasonable parameters and avoid the parameter tuning problem of a PID controller, an active control method is put forward based on equivalent stiffness and damping… read more here.
Keywords: damping coefficient; system; equivalent stiffness; control method ... See more keywords