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500kN液压拉力试验机液压系统的改造
消耗积分:5 |
格式:rar |
大小:141 |
2009-06-25
李丽
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本文所叙述的500kN 液压拉力试验机是应用于电力系统的输变电建设中, 是一个典型的机电液一体化设备, 它包含了拉伸机构、液压系统、拉力传感器及计算机控制系统。针对拉力试验机的特殊工况要求, 及原设备存在的缺点和不足, 重点对其液压系统进行了更新和改造, 同时对软件的控制算法作了相应的修改。改造后的拉力试验机具有操作方便、安全可靠的优点。
关键词: 拉力试验机; 电液比例阀; 拉力传感器; 保压回路
Abstract : The 500kN hydraulic pulling force testing machine discussed in this paper is used in power transmisson constructions1It is a typical machine - electric - hydraulic equipment , containing drawing device , hydraulic system , pulling force sensor and computer control system1 In viewof the special operating mode and the shortcommings of the former equipment , emphasis is put on improvement of the hydraulic system , at the same2
time , relevant modifications are made in the control algorithm1 The improved pulling force test machine is convenient and safe to operate1
Keywords : Pulling force test machine ; Electric - hydraulic propotional valve ; Pulling force sensor ; Pressure maintaining system
关键词: 拉力试验机; 电液比例阀; 拉力传感器; 保压回路
Abstract : The 500kN hydraulic pulling force testing machine discussed in this paper is used in power transmisson constructions1It is a typical machine - electric - hydraulic equipment , containing drawing device , hydraulic system , pulling force sensor and computer control system1 In viewof the special operating mode and the shortcommings of the former equipment , emphasis is put on improvement of the hydraulic system , at the same2
time , relevant modifications are made in the control algorithm1 The improved pulling force test machine is convenient and safe to operate1
Keywords : Pulling force test machine ; Electric - hydraulic propotional valve ; Pulling force sensor ; Pressure maintaining system
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