by-pass valve

Vibration Diagnose of Leakage in High Pressure By-pass Valve of Power Plant

火电厂高压蒸汽阀门泄漏的振动诊断

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The visual program is compiled by language VB and a compute numerical simulation system for calculating the water hammer under different conditions with butterfly valve. The advantages of the software system are amiability surface, good interaction, high liability and easy operation.

用VB语言编写了可视化程序，开发界面友善、交互性强、性能可靠、操作简便的液控止回蝶阀工况水锤计算的计算机数值模拟系统。

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The pneumatic valve V-V-shaped body and by the pneumatic actuator, and other accessories.

气动V型球阀由V型阀体与气动执行机构及其它附件组成。

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Study on Protection of Water Hammer by Slow-Closing Back Pressure Valve

缓闭止回阀防护水锤的研究

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This paper researched the superheated steam critical flow and supercooled water cavitation flow in the nuclear safety relief valve by the CFD software, CFX. The results are useful for the structure design and optimization of safety relief valves.

本文使用计算流体力学软件CFx研究核电安全阀内的过热蒸汽临界流和过冷水气穴流，所得到的结论对核电安全阀结构设计和优化具有借鉴意义。

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On Underwriter's& Factory Mutual iron valves, the By-Pass valve is a UL-FMRC bronze gate valve.

在UL认证和FM认证的铸铁阀门上，旁路阀门应该是一个UL-FMRC认证的青铜闸阀。

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During repairs regulation can be obtained by manual regulation of the by-pass valve.

在维修期间,调节控制可以通过旁路阀的手动调节实现.

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The Introduction of Basic Model of New Type Return Filter with Check Valve and By-pass Valve

新型自封带旁通阀回油过滤器基本模型介绍

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The paper describes a practical example of refitting the butterfly valve control system with PLC at the exit of a Guangzhou Zhujiang Power Plant's circulation pump, accompanied by an analytical explanation of the system's particularities and results obtained, together with a summary of experiences acquired.

介绍广州珠江电厂采用PLC对循环水泵出口蝶阀控制系统进行改造的实例，并从改造方案到控制系统特点、控制效果等方面加以分析，总结改造的经验。

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