Support Vector Machines-based approach is presented for fault diagnosis of valves in reciprocating pumps.
提出一种基于支持向量机的往复泵泵阀故障诊断方法。
This paper presents a rough set theory based approach for fault diagnosis of valves in reciprocating pumps.
提出了一种基于粗集理论的往复泵泵阀故障诊断方法。
The paper introduce some new reciprocating pumps, analyze their pros and cons, and a conception of a new linear motor-driven reciprocating pump is proposed.
本文主要介绍了几种新型往复泵，分析了各种泵的优缺点，并提出了一种直线电机往复泵的构想。
Reciprocating pumps convert rotary motion to linear motion. Pump speed in RPM determines the pumps output volume for any given combination of cylinder bore and piston stroke.
循环泵将曲轴旋转运动转化为柱塞的直线运动。泵速转每分钟决定了任何气缸和活塞组合的排泵量。
Reciprocating plunger seals have been substitute by mechanically or hydraulically actuated diaphragms in diaphragm pumps.
往复活塞密封被机械密封和液力隔膜泵所替代。
Reciprocating Positive Displacement pumps may use plungers with static seals pistons with dynamic seals or liquid diaphragms to achieve their pumping action.
往复式正排量泵可能使用带有固定密封的活塞；带有动密封的活塞；或隔膜来运行水泵。
The nitrogen gas precharged bladder inside the Pulse-Stop dampens the pressure pulsations created by the reciprocating action of the pumps.
氮气首先给气囊充气，以消除脉冲停止时的由往复式活塞泵产生的压力脉动。
Positive displacement pump including reciprocating pump, gear pump and screw pump, centrifugal pumps and axial flow pump belong to pump power.
容积式泵包括往复泵、螺杆泵和齿轮泵等，离心泵和轴流泵等则属于动力式泵。
For a few typical reciprocating compressors and pumps, the test and analysis are made, This method proved initially to be effective.
对几台典型的往复式空压机和离心泵进行了实测分析，初步证实了该方法的有效性。
For a few typical reciprocating compressors and pumps, the test and analysis are made, This method proved initially to be effective.
对几台典型的往复式空压机和离心泵进行了实测分析，初步证实了该方法的有效性。
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