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- Variable Displacement Pump-Fixed Displacement Motor 变量泵一定量马达
- double-action variable displacement motor 双向变量马达
- Application of a New Type of Variable Displacement Motor to Cranes 一种新型变量马达在起重机上的应用
- variable displacement motor 可变排量(油)马达, 变容量(油)马达
- Separate mixing with variable displacement, volumetric pump. 单独的混合变流离失所，容积泵。
- Inoue A et al. Evaluation of Infinitely Variable Displacement Compressors with Thermal Expansion Valves in A Motor Vehicle Air Conditioning system. SAE Congress Paper 880052. 黄天泽.;汽车空调系统设计与使用维修
- A variable displacement pump could save energy during the long holding time. 变量泵可在长的保压时间内节省能源。
- Imported triplex gear pumps, main pump is piston variable displacement pump with load feedback function. 进口三联泵,主泵为柱塞变量泵,具有负载反馈功能。
- Test shows that the system presents satis-factory results in controlling the variable displacement pump of doz-er. 试验结果显示,它对推土机变量泵控制具有较好的效果。
- The influence of the injected gas volume on the output performanc e of positive displacement motor (PDM) is obvious in the process of aerated UBD. 在充气欠平衡钻井过程中,气体的注入量对马达的输出特性影响较大。
- JOHN P M,DUNLAP I L.Load sensing hydraulic control system for variable displacement pum:US,6 216 456 B1[P].2001-04-17. 纪云锋.;液压挖掘机动力系统的节能控制研究[D]
- Test shows that the system presents satisfactory results in controlling the variable displacement pump of dozer. 试验结果显示，它对推土机变量泵控制具有较好的效果。
- The testing instruments were run down along the tubing into the testing interval, and variable displacement swabbing test was conducted. 为准确找出油井的出水层段,研究了变排量抽汲测试产液剖面技术。
- The swash plate variable displacement pump applied to an electro-hydraulic servo system usually induces unstable performance. 摘要电液比例阀控斜板式变量泵应用于液压伺服系统，常造成稳定性不良问题。
- A genetic neural network control method for variable displacement pump of hydraulic dozer with the energy saving purpose is suggested. 摘要提出了一种液压推土机节能用变量泵遗传神经网络控制方法。
- Calculation results show that greater friction force exist between drill stem and wall of bore in tripping out and drilling using PDM (positive displacement motor) working conditions. 计算结果表明，起钻和井底动力钻具钻进两种工况，钻柱与井壁间有较大的摩擦力。
- But an engine designed and patented by Carl Hefley takes an entirely different approach to the idea of variable displacement. 但发动机设计和专利的卡尔赫夫利需要一个完全不同的办法来的想法，变排量.
- A variable displacement friction-reducing technique for the vane type automobile air-conditioning compressor was presented to reduce the friction loss of vane-type compressor. 针对目前滑片式汽车空调压缩机存在较大摩擦与磨损的缺陷。
- Another green technology that could appear on the M5 is a variable displacement system which would deactivate several of the engine's cylinders for improved fuel efficiency. 另一个可能出现在M5型是一种可变排量系统将停用若干发动机的汽缸改善燃料效率.
- The electro-hydraulic proportional load-sensitive variable displacement pump control the flow and pressure,and make them accommodate with load automationly. 电液比例负载敏感变量泵以其对流量和压力的复合控制，使流量和压力自动适应负载的需求。
