Variable displacement servo pump in the small variable phase, likely to cause the low efficiency of the system, heat large shortcoming.
伺服变量泵在小排量变量阶段，容易造成系统效率低、发热量大等缺点。
Simulation results show that the dynamic characteristic of electro-hydraulic servo controlling radial piston pump using this self-adapting fuzzy PID controller is very good.
仿真结果表明，基于自适应模糊pid控制器的电液伺服控制径向柱塞变量泵具有良好的动态性能。
According to the structure of servo mechanism on HD2se-ries pump, their functions have been analyzed. The structure and control process of constant power valve are mainly discussed.
根据HD 2系列泵伺服机构的组成，分析了它们各自在HD 2系列泵中所起的作用，着重讨论了恒功率阀的结构和控制过程。
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