查询词典 water valve

Research on water hammer characteristics of air valves Research on water hammer characteristics of air valves has been studied in experiments by establishing mathematical model of the air valve, using suitable method of numerical calculation, and comparing the experimental outcomes with theoretical analysis.

空气阀特性研究试验研究了作为水锤防护装置的空气阀的特性，建立了空气阀数学模型，通过合适的计算方法进行数值计算，并与试验进行了比较。

The installation of a water hammer arrestor (Watts Series 05) or water pressure reducing valve (Watts N35B) may be required to correct the problem.

这时可能需要安装美国瓦茨水锤制动器（美国瓦茨系列05）或水减压阀（美国瓦茨N35B）以解决这些问题。

When the condensate water temperature gradually increased, the membrane began to evaporate liquid-filled box, the membrane box pressure rise, driven diaphragm valve heart Needle Valves to move off in the condensate to saturation temperature before the trap is completely closed, the membrane box with the steam temperature change control valve switch, play a role in blocking the drainage steam.

当冷凝水温度渐渐升高，膜盒内充液开始蒸发，膜盒内压力上升，膜片带动阀心向关闭方向移动，在冷凝水达到饱和温度之前，疏水阀完全关闭，膜盒随蒸汽温度变化控制阀门开关，起到阻汽排水作用。有开阀温度低于饱和温度15℃和30℃两种膜盒供选择。& bellows steam trap &是由中国疏水阀网提供的国际阀门新闻，译文仅供参考。

Then the influence of flow, pipe length, setting pressure of relief valve and stiffness coefficient of main valve spring on the water hammer peak pressure at the instant of fuel pistol closing was studied according to the detected pressure signals. Finally, the relatively accurate gas-liquid separation value and critical cavitation pressure value of the system was obtained by frequency analysis and wavelet analysis.

根据测得的压力信号，对燃料枪关闭瞬间流量、管长、溢流阀调定压力以及主阀弹簧刚度对水击效应引起的峰值压力的影响进行研究，并通过频率分析方法和小波分析方法较精确地获得系统的气液分离值和临界汽蚀压力点。

Then the influence of flow,pipe length,setting pressure of relief valve and stiffness coefficient of main valve spring on the water hammer peak pressure at the instant of fuel pistol closing was studied according to the detected pressure signals.

该测试平台不仅能实时可靠地对系统压力进行定量诊断与识别，同时还可以为燃料泵送系统的性能优化提供依据。

Connect a pipe from the "DRAIN" tapping in the relief valve to a convenient open drain such as a floor drain or set tub in order to avoid water damage or scalding when valve operates.

从安全阀的&DRAIN&开孔连接一个管道，通向适合的排水口，如地漏，设置水盆以防止安全阀发挥作用时排放出来的水造成的破坏或烫伤。

4 Stem bushing material, its hardness and strength shall be not more than stem, and in the water-soaked conditions and the valve stem, valve did not form a electrochemical corrosion.

2.4阀杆衬套材质，其硬度与强度均应不大于阀杆，且在水浸泡状况下与阀杆、阀体不形成电化学腐蚀。

Series ET Non-Potable Water Expansion Tanks are designed to absorb the increased volume of water created when the hot water boiler is heated and to keep system pressure below the relief setting of the relief valve.

系列ET非饮用水膨胀罐专用于吸收由于热水锅炉加热而增加容积的水量，保持系统压力不会超过安全阀设置的排放压力。

So that the channel immediately exit valve seat to prevent the rapid expansion of body wall and the wall suffered cavitation damage, and for Water in the needle valve, the expansion chamber diameter of 1.5 times the diameter of including pull back the export channel, including length of 8 times the diameter when subjected to cavitation can be avoided.

使紧接阀座出口端的通道急剧扩大可防止阀体壁和管壁遭受气蚀损坏，对用于水厂中的针形阀，其扩大腔室的直径为管径的1.5倍，包括出口退拔在内的通道长度为管径的8倍时，可避免遭受气蚀。

When the device just starting when the low-temperature condensed water pipe occurs, double metal film is flat, and the elastic spring heart valve, the valve in the open position.

当装置刚起动时，管道出现低温冷凝水，双金属片是平展的，阀心在弹簧的弹力下，阀门处于开启位置。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。