The theoretical analysis shows that the open pressure of fault(fracture) section is different from the closed pressure be- cause of different progress.
理论分析表明,由于过程不同,断裂(或裂缝)面的闭合压力与开启压力也不同。
Some questions about the set pressure and relief area of safety valves in GB 150-1998;
GB 150—1998中安全阀开启压力和排放面积疑义
An intelligent system for testing opening pressure of breathing valve
呼吸阀开启压力智能测试系统
Combined with structure characteristics of doubly telescopic prop,a calculation method of opening pressure was put forward and mechanics characteristics and analysis method of bottom valve were introduced as well.
结合双伸缩立柱底阀的结构特点,给出了一种开启压力的计算方法,并着重阐述了底阀的力学特点和分析计算方法。
The effect of structural parameters of fuel injector such as protruding distance,nozzle diameter and opening pressure on the performance and emission of an electric controlled diesel engine is researched in this article.
在电控柴油机上研究了喷油器突出高度、孔径、开启压力等喷油器结构参数对电控柴油机性能及排放的影响,并通过对比实验确定最优参数。
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