The gravity component in water hammer differential equation has also been discussed .

对 水 击微分方程的重力项也进行了讨论。

The phenomenon origins and harms of water hammer in industrial piping systems are introduced simply . Also common measures for water hammer protection are presented .

本文介绍了工业管道系统中 水锤的现象、起因及危害，阐述了设计及运行管理中常用的水锤防护措施。

The frequency converter for oil transfer pump and multistage control for electrohydraulic valve are used to prevent water hammer in oil pipe and improve the efficiency and safety in oil transmission .

输油泵采用变频器进行调控并结合电液阀的多段控制，避免输油管路产生 水 击，提高了输油作业的工作效率和安全性。

Experimental Research on Pipe Cleaning Based on Water Hammer and Barometric Pulse

基于 水锤和气压脉冲的管道冲洗试验研究

The hydraulic pressure slowly-closing time can be adjusted so to guard effectively against the destructive water hammer .

离心压缩机静叶间时序效应的实验研究油压缓闭时间可调，能有效防止破坏性 水锤。

The influence of fence about air values flow features to the water hammer ;

文中通过数值计算分析了这种局部管材突变对 水锤防护的影响。

Overflow weir is used to control water hammer and prevent air entrainment in long supply pipelines .

在长距离输水管路出口设置溢流堰可以有效控制 水 击和防止管路脱空。

Quick closing valves water hammer or supply pressure fluctuations can cause intermittent discharge .

迅速关闭阀门， 水锤或供应压力波动可能导致间歇性排放。

In long pipe line especially multi-undulate pipeline the difficulty of prevention water hammer is most difficult .

在长间隔输水管线中，尤以多起伏管道水锤防护难度最大，发生 水锤事故最多。

In this paper the mechanism and cause that induce pipeline vibration by hydraulic hammer is analysed the expressions of water hammer pressure and water hammer wave speed are presented .

分析了液压冲击引起管路系统振动的机理和原因，给出了 水 击压强和水击波速的计算公式。

Water hammer occurs due to cavities collapsing with water column separation at multi-points in high lift intake pump station .

高扬程取水泵站容易发生多处水柱分离和严重的断流 弥合 水锤 危害。

Water Hammer Study of Make-up Water System in Thermal Power Plant

火电厂补给水系统 水锤 模拟 计算研究

Study on Passive Control to Water Hammer Vibration of Chemical Piping System

化工管路系统 水 击振动被动控制研究

Discussion on Water Hammer Problems in Automatic Oil-loading System of Oil Depot

石油库自动付油系统 水 击问题的探讨

Use Watts No.601 to dampen out backpressure and No.15 to eliminate water hammer .

采用美国瓦茨型号601以减弱反压力，采用型号15消除 水锤。

Application of CFD Method in Calculation of Water Hammer for Pipe Valve

CFD技术在管道阀门 水 击计算中的应用

Analysis and Control to Phenomenon of Water Hammer in the Large Diameter Pipeline with Low Pressure

低压大通径管路 水 击现象的分析与控制

The VSA / VSC drives have efficient starts and stops which eliminate the risk of water hammer and other damage lessening the need for expensive motor-controlled valves Emotron says .

Emotron公司说， VSA/VSC驱动器能够有效的开始和停止，减少了 水的冲力和其他的损害的危险系数，这就缓解了对于昂贵的马达控制阀的需求。

In this paper the concept of water hammer in heating network and its harm are expatiated .

本文阐述了管网 水 击的概念及其产生的原因及危害。

Experimental Study on Water Hammer Protection Using Box Type Two-way Surge Tank in Long Distance Water Pipeline

长距离输水工程中采用箱式双向调压塔进行 水锤防护的实验研究

Study of Coupled Water Hammer Vibration Characteristics of Hydraulic Control Valve

液压换向阀的耦合 水 击振动特性研究

Based on this study an optimal design and measures of water hammer protection have been established .

并根据 暂态 过程研究结果，提出了该 取 水泵 站防止 停 泵 水锤 危害的优化设计方案及技术措施。

Spring loaded for fast closure eliminating reverse flow slam and water hammer .

负载弹簧用于快速关闭，消除逆流冲击和 水锤。

Pump shut down large-scale accidents and countermeasures to prevent water hammer

大型泵组事故停机中 水锤防护及对策

The calculations and analysis on water hammer pressure of liquid-solid two-phase flow and the round velocity of turning back of the pump on ash-water pump in steam power plant have been done .

对某电厂除灰泵进行了浆体 水 击压强及反向转速的计算与分析，根据计算结果提出了除灰泵的水 击 防护措施。

Water hammer due to inadequate draining of condensate during steam pressure testing .

蒸汽压力测试中由于冷凝液排放不当而引起 水锤；

No water hammer : when fluid flows from under the steam water hammer will be absorbed .

无 水锤作用：流体从阀杆下方流入时，水锤（水冲击力）被吸收。

Study on multi-jet sleeve regulating valve adaptable to control of water hammer

适应 水 击控制的多喷孔套筒式调流阀研究

It would not be influenced by the vibration fluctuating steam pressure and the water hammer .

不受震动、蒸汽压力波动和 水锤的影响。