液压泵作为液压传动中的一个重要动力装置，在当今工业社会有着相当大的需求量。
Summary The hydraulic pump has sizable demand in nowadays industrial society as an important motive equipment in hydraulic transmission.
结合整机plc和CAN总线控制的电比例泵控液压系统是现代大型流动式起重机主要的传动控制形式。
Electric proportional pump-control hydraulic system controlled by PLC and CAN bus is the main format of driving control for modern heavy mobile cranes.
介绍泵直接传动的锻造液压机工作原理，对其控制机理、数学模型、控制策略进行了研究，并成功地应用于生产实践中。
The principle of forging hydraulic press by pump direct drive is introduced in this paper, the math model, control method and strategy are also described.
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