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。
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.
对入口阀在最大静水压力下的密封泄漏试验。泄漏量不得超过承包商所保证的量。
Seal leakage test on the inlet valve under a hydrostatic pressure equal to maximum static head. The leakage shall not exceed the amount guaranteed by the Contractor.
而压力侧以相同的力削弱了密封,这样使阀盖腔室和阀杆填料几乎总是承受最大管道压力。
The same force tends to reduce the seal on the pressure side with the result that bonnet cavity and the valve stem packing are nearly always subjected to maximum pipeline pressure.
对于所有元件(流量元件或控制阀除外),列出了元件预计起作用范围内的实际最小、正常和最大压力与温度?
For all elements other than flow elements or control valves, the true minimum, normal and maximum pressure and temperature ranges over which the element is expected to be effective are shown.
每当油压力超出最大压力时,打开调节阀,以减少压力。
Whenever the oil pressure exceeds the maximum pressure, the regulator valve opens to reduce the pressure.
当压力比相同时,两个换向阀不同通道流量的最大差值分别为其最小流量的11.8%和26.6%。
The biggest difference between passages is 11.8% and 26.6% of the minimum flow-rate irrespectively.
通过估算空气腔中的最大气体压力和回位弹簧的拉力,基于电磁阀设计基本原理,设计开发了一直动式电磁阀用于控制空气腔的开闭;
Based on solenoid valve design theory, by estimating the maximum air pressure and spring force, a direct operated solenoid valve is designed to control the open and close of the air chamber.
每个热水供暖锅炉都必须配置压力安全阀,其设置的泄压压力必须小于锅炉的最大工作压力。
Each hot water space heating boiler shall be equipped with a pressure relief valve set to relieve below the maximum boiler working pressure.
每个热水供暖锅炉都必须配置压力安全阀,其设置的泄压压力必须小于锅炉的最大工作压力。
Must not be rated higher than the working pressure shown on the data plate of the water heater.
根据仿真分析结果,液压马达提升侧单向溢流安全阀开启压力应大于该侧最大稳定压力的1.9倍。
According to the simulation results, the opening pressure for the hydraulic motor lifting side cartridge one-way relief valve should be more than 1.9 times of the pressure of the maximum stable side.
根据仿真分析结果,液压马达提升侧单向溢流安全阀开启压力应大于该侧最大稳定压力的1.9倍。
According to the simulation results, the opening pressure for the hydraulic motor lifting side cartridge one-way relief valve should be more than 1.9 times of the pressure of the maximum stable side.
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