The water hammer pressure attenuates after the angle pipe.
经过弯管后水击压力有不同程度的衰减。
Then the theoretic calculation show that the atmosphere jar can decrease the water hammer pressure.
理论计算表明，空气罐能有效的减小水击压力。
The theoretical study was made of the effect of shut-in procedure on the water hammer pressure pulse.
关井水击压力的大小直接决定了现场是采用“软关井”还是“硬关井”方式关井。
The proposed reduced model gives a theory reference to the design to prevent the harm from water hammer pressure on pipes.
此简化模型可为设计过程中充分考虑水击对管道的影响提供理论依据。
Surge chamber is a fairly reliable level pressure structure of reducing water hammer pressure and increasing surge system stability.
调压室是减小水击压力、提高调节系统稳定性的比较可靠的平压建筑物。
Through the hydrodynamic analysis, the formula of axial vibration frequency and water hammer pressure of the tool has been obtained.
通过流体力学分析，得出了该工具轴向振动频率和水击压力公式。
However, the water hammer pressure produced upon well shut-in will possibly exert over-high pressure on BOP, and the weak points in the well are subject to being fractured.
高含硫地质环境下钻井溢流发生时，及时关井非常重要，但关井产生的水击压力，可能使防喷器超压，而且易在井内最薄弱的环节发生压漏地层事故。
The experiment is done to study DN100 field pipeline surface-laid and coupled by common groove adapters to discuss the vibrating ease of field pipeline system in different water hammer pressure.
对地面裸管铺设、用普通连接器连接的DN100机动管线进行实验研究，探讨机动管线在不同水击压力作用下，管线系统的振动情况。
Ulteriorly, considering the local head loss in inlet opening and pipes junction plays more important role in the calculative results of water hammer pressure calculation of the short pipeline system.
考虑进口及多管道连接处的局部水头损失对短管道系统水击压强的计算结果影响较大。
Hydrostatic pressure testing of the inlet valves (with open and closed disc) under a pressure of 1, 5 times the maximum static pressure plus water hammer for 30 minutes.
持续30分钟1.5倍的最大静压与水锤压力下，对入口阀(带打开和关闭盘)的静水压试验。
Water hammer forces can create extremely large pressure waves that can damage piping, piping gaskets and valves.
水锤会产生巨大的压力冲击波，破坏管道，垫圈和阀门。
The valve use medium pressure of its own, control and turn off with a delay function to eliminate or alleviate the water hammer.
利用介质自身的压力，控制并具有延时关闭功能，从而消除或缓解水锤的智能型止回阀。
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。
Excessive back pressure, freezing, or water hammer has distorted the second check.
过于严重的反压力、冰冻或水锤扭曲了第二止回阀。
Installing air surge tank in pressure water system is a new and economically efficient measure to prevent water hammer accident.
压力水系统中设置气压式调压室是防护水锤事故的、新的、经济有效的措施。
Meanwhile, the pressure regulating pool has multi-function of pressure, discharge regulating, and water hammer preventing.
同时调压池具有调节压力、流量及防水锤等功能。
To protect water hammer, the technologies of enlarging slow-closing time, prolongating closing distance of run and pressure relieving are adopted in this device.
为防止水击采用减缓关闭时间，拉长关闭行程和向外泄压等措施。
The water hammer in a pressure pipe in prototype can be in terms of theory simulated in a model, based on the gravity similarity and elastic material similarity.
理论上讲，按重力相似准则设计模型，并保证模型材料与原型材料的弹性相似，即能在模型上模拟原型的水击现象。
One-Way Pressure Regulating Tower is effective to protect water hammer which is caused by discontinuous water column invited by vacuum inside the pipeline.
单向调压塔是一种用于防止管道系统中产生负压，导致水柱分离再弥合的水锤防护措施。
This paper deals with the influence from the pressure of water hammer upon water power in transients.
本文对水电站暂态过程中水击压力的影响进行了探讨。
The water pressure is predicted according to the rigid water hammer or the elastic water hammer.
水压预测分别在刚性水锤及弹性锤两种情况下进行。
Based on analytical method, the paper shows that raising the length of a riser can elevate the water-hammer pressure and reduce the fluctuation of water level effectively in surge tank.
通过理论和解析方法讨论连接管较长时，其内水体惯性对调压井水锤压力和水位波动的影响。实例分析表明：连接管长度增加可使调压井水锤压力升高，水位波动幅值减小。
So that the critical cavitation pressure for judging the happening of reverse water hammer in hydropower station must according to the real evaporation pressure measured from the water in prototype.
因此，要使用电站实测水质的临界空化压力值来作为判断发生断流反水锤的临界压力。
The outcome indicates:the pressure raised by water-hammer will crash the pump body as the pump suddenly stops;
计算结果表明：水泵突然停转时，水击压强会损坏水泵壳体；
Pressure wave of water hammer produces serious hazard for pipeline.
管道发生水击时的水击压力波对管道的危害非常严重。
The hydraulic pressure slowly-closing time can be adjusted so to guard effectively against the destructive water hammer.
使压实过程更加有效，且提高的压实效果：即，质量提高了，而节约了时间和能源。
The structure and operating principle of the DANFLO type pressure relief valves against 'water hammer' were introduced in detail.
介绍了转鼓加压过滤机的结构特点、工作原理、工作流程及在化工行业中的应用，并与传统的离心机进行了对比。
The structure and operating principle of the DANFLO type pressure relief valves against 'water hammer' were introduced in detail.
介绍了转鼓加压过滤机的结构特点、工作原理、工作流程及在化工行业中的应用，并与传统的离心机进行了对比。
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