The development of permanent magnet electrical machinery with high efficiency and high power factor supply new ways for water pump saving energy.
高效、高功率因数的稀土永磁电机为水泵节能开辟了新途径。
Installed from underside of pump support plate to top of pump casing, accurately registered to maintain rigid and permanent alignment with any shaft length.
从泵的支撑板下面向泵外壳顶部安装，准确记录以保持与任何轴长永久对准。
In the course of running of high-power magnetic driven boosting water injection pump, the magnetism of the permanent magnet may vanish at high temperature.
针对大功率磁传动增压注水泵在使用过程中存在的永磁体高温失磁等问题，分析了磁力传动器损坏的主要故障原因。
The penalty finite element equation for ternary viscous incompressible permanent flow inside the guide shell of an oil transmission pump is established by using the penalty finite element method.
运用罚有限元方法，对油泵导壳内部三元粘性不可压缩定常流动建立了罚有限元方程。
A structural and control method of permanent-magnet slotless brushless DC motor was introduced, which can be used for axial-flow artificial heart pump.
介绍了一种可用于轴流式人工心脏泵的永磁无槽直流无刷电动机的结构及其驱动方法。
Under the action of variation magnetic field, the permanent magnet moving-coil drives the plunger pump to move up and down and lift oil up to ground.
通过动力电缆给井下直线电机供电后产生交变磁场，永磁体动子在交变磁场作用下带动泵柱塞上下往复运动，从而达到举升抽油的目的。
Practical results show that the design of permanent-mounted pressure (temperature) pump Wells test system satisfies the needs of the actual production of oil.
实践结果表明，本文设计的电泵井永置式压力(温度)测试系统能满足油田的实际生产需求。
Practical results show that the design of permanent-mounted pressure (temperature) pump Wells test system satisfies the needs of the actual production of oil.
实践结果表明，本文设计的电泵井永置式压力(温度)测试系统能满足油田的实际生产需求。
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