pressure-difference valve

Compensation of the Non-linearity and the Pressure Jump for Servo Valve Controlling Asymmetric Hydraulic Cylinder

阀控非对称液压缸的非线性及压力跃变的补偿

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A new-type electromotive force pot pressure limiting valve, consists of valve bonnet, valve body, thimble, spring, valve eye ring, valve seat, exhaust pipe sealing ring, nut, and exhaust pipe.

一种新型电压力锅限压阀，包括阀盖、阀体、顶针、弹簧、阀提手、阀座、排气管密封圈、螺母、排气管。

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There are four types for PWR pressure-relieving devices: direct acting safety valve, pilot-operated pressure relief valve, power-operated pressure relief valve and safety valve with auxiliaries.

PWR的压力释放装置主要有四种类型：直接作用式安全阀、先导操作压力释放阀、动力作用式压力释放阀和具有辅助装置的安全阀。

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The characteristics of overflow valve Roots pump and ways of testing the overflow valve differential pressure are introduced. And it is pointed out that the overflow valve differential pressure of overflow valve Roots pump should be examined in test procedure.

介绍了带溢流阀罗茨泵的特点和溢流阀压差的试验方法，明确提出应对带溢流阀罗茨泵考核溢流阀压差。

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ADESUN pneumatic ball valve, pneumatic butterfly valve, electrical ball valve, pneumatic high pressure ball valve, PVC pneumatic ball valve, angle seat valve, and so on.

ADESUN气动球阀，气动蝶阀，电动蝶阀，电动球阀，气动高压球阀、PVC气动球阀、角座阀等。

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Shut off supply pressure and drain valve.

关闭供水压力阀门和排水阀门.

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After usage, you must discharge the water in the compressor and pressure reducing valve, otherwise, the pressure reducing valve and control valve ( solenoid valve) would get rusty and damaged.

使用完毕，必须将压缩机、减压阀里的水放净，否则减压阀、控制气阀（电磁阀）将会生锈、损坏！

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Selection of the correct size pressure reducing valve is a relatively simple process.

正确选择减压阀的通径相对来说比较简单.

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This paper discusses, according to power matching rule, the load pressure P_L and flow capacity Q_L of valve-control asymmetric actuating unit, which offers a reference to study on its kinematics and dynamic characteristics and optimum design.

根据功率匹配原则，讨论了阀控非对称动力机构（阀控单活塞杆液压缸）的负载压力pL和负载流量QL，以供对其静动态特性研究及优化设计作参考。

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Finally, Dad turned off the stove, the pot began to cool and the pressure relief valve sprayed out a cloud of steam.

最后,爸爸关掉炉子,锅开始冷却,减压阀喷出一团蒸汽。

高考真题- 2015 四川 阅读B