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- Coal and Gas Outburst Prevention by Deep-hole Gas Drainage through Drilling Field in Roadside and Head-on Borehole Pressure Relief in Tunneling Faces 巷帮钻场深孔抽采配合迎头孔卸压防治掘进工作面煤与瓦斯突出
- borehole pressure relief 有限元
- Install the high pressure relief valve in the compressor manifold fitting. 在压缩机歧管配件里安装高压释放阀。
- For pressure relief you turn the opening valve against clockwise direction. 压力释放时,逆时针旋转开口阀。
- Install a 125 PSI pressure relief valve in the cold water supply line. 在冷水供应管道上安装一个125psi的减压安全阀。
- The purpose of cement bond log(CBL) under increasing borehole pressure is to differentiate micro annulus from bypass channel. 在井内加压下进行水泥胶结测井带压作业,其目的是将微环空与串槽区分开。
- The two-phase flow model provides theoretical basis for the prediction and control of the borehole pressure and guarantee the successful operation of UBD drilling. 该模型为欠平衡钻井井底压力预测及控制提供了理论依据,保证了欠平衡钻井的成功实施。
- Pressure relief devices protect storage tanks against overpressure hazards, you must know their set points. 压力释放装置用于防止超压的危险,你必须清楚它们的设定值。
- In view of the leakage of complex formations,in which the size and shape of leakage path change with the variation of borehole pressure,the concept of “Strong cohesiveness” is presented. 针对漏失通道的尺寸、形状随井内压力变化的复杂井漏,提出了“强粘接性”概念。
- Do not walk on the top surfaces of the Powerbloc panels, rupture points for pressure relief. 不要在开关柜泻压顶板上行走。
- Must be installed to allow complete drainage of both the temperature and pressure relief valve and the discharge line. 必须正确安装,使得降温减压安全阀和排水管道都能够完全排泄。
- Building valves - Combined temperature and pressure relief valves - Tests and requirements. 建筑阀门。温度和压力组合安全阀。试验和要求。
- Temperature and Pressure Relief Valve is required, but may not be factory installed. 需要降温减压安全阀,但可能不在工厂安装。
- Note: The installation of a separate pressure relief valve is necessary for installations using gas shutoffs. 注意:采用燃气关闭阀,有必要安装独立的压力安全阀。
- Use regulators and pressure relief devices when connecting cylinders to circuits having lower pressure service ratings. 当把钢瓶连接到较低额定工作压力的回路上时,要使用调整器和减压装置。
- You must make provisions for pressure relief protection of your plumbing system and components. 此时就必须采取措施进行压力释放,以保护管道系统和部件。
- horizontal borehole pressure recorder 水平钻孔压力记录器
- By doing so, the DET keeps the system pressure below the relief setting of the Temperature and Pressure relief valve. 通过这种功能,det系列将系统压力保持在温度压力安全阀的排放设置下。
- Therefore, the spacecraft must have a facility with "pressure relief" feature and restore function. 因此,航天器上必须有一个设施具有“泄压”功能和恢复功能。
- Multiple pressure relief devices are installed on these tanks to protect against overpressure. 在这些储氦罐上安装了多样减压装置,以防止过压。