The variabledisplacementpump operates in only one of the first and second pump displacement settings.
变量泵仅运行在第一和第二泵排量位置中的一个位置上。
2
The computer PID control for electro hydraulic proportional constant presure variabledisplacementpump with electric feedback is introduced.
介绍了电反馈电液比例恒压变量泵的计算机PID控制。
3
Through a study in characteristic curve of the engine and hydraulic pump, the matching efficiencies between engine and fixed and hydraulic variabledisplacementpump were analyzed respectively.