Hydraulic cylinders are devices that very often move large masses with high potential energy at high speeds. Abrupt stopping at its end positions, the hydraulic cylinders may damage or destroy itself or the whole system. To prevent the hydraulic system from damaging, the incorporation of the cushioning devices is introduced in the design of the hydraulic cylinder to help smoothly stop at the end position. In this work a mathematical model of a conical cushioning device in vertically mounted hydraulic cylinder is developed and simulated the transient process at the end of its stroke.

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Theoretical Research on Transient Process in Hydraulic Cylinder with Conical Cushioning Devices

  • Sasko Dimitrov,
  • Sara Srebrenkoska,
  • Dejan Krstev,
  • Mishko Dzidrov,
  • Marija Cekerovska,
  • Todor Cekerovski

摘要

Hydraulic cylinders are devices that very often move large masses with high potential energy at high speeds. Abrupt stopping at its end positions, the hydraulic cylinders may damage or destroy itself or the whole system. To prevent the hydraulic system from damaging, the incorporation of the cushioning devices is introduced in the design of the hydraulic cylinder to help smoothly stop at the end position. In this work a mathematical model of a conical cushioning device in vertically mounted hydraulic cylinder is developed and simulated the transient process at the end of its stroke.