1) orifice plug
节流圈,孔板
2) throttle orifice
节流孔板,节流圈
3) orifice plate
孔板,节流圈,节流孔板,调压孔板
4) throttle orifice
节流孔圈
1.
Analysis and prevention of sulfate scale on throttle orifices for water walls of USC vertical tube coil once-through boilers
超超临界垂直管圈直流炉水冷壁节流孔圈垢物聚结原因分析及预防
5) orifice plate
节流孔板
1.
To solve the problem of pipes vibration of large-sized compressor in ammonia plant, orifice plates are installed after thorough analysis of the causes of vibration, effectively solved the problem.
针对合成氨系统的大型压缩机组管系振动问题,深入分析了原因后,采取在管道中加装节流孔板的措施,使管系振动得到了有效控制。
6) throttle orifice
节流孔板
1.
Applying throttle orifice to power plants;
节流孔板在发电厂的应用
2.
With applying the throttle orifice in power plant,the thermodynamic processes and the physical phenomena is detailed for the steam water flowing through the throttle orifice,and after analysing the reason,this paper described how to calculate the orifice stages number and the orifice diameter,and in the end,the concrete application cases are presented.
结合节流孔板在火电厂汽水管道中的应用,描述了汽水流过孔板时的热力学过程以及会发生的物理现象,分析了阻塞流产生的原因,以此为基础给出了确定节流孔板级数与孔径的方法,并结合具体实例说明了该方法的应用。
补充资料:孔板
安装在封闭管道中,按节流装置的原理,测量液体、气体和蒸汽流量的检出元件。标准孔板是一块具有圆形开孔的金属薄板,圆孔壁与孔板前端面成直角,安装时孔板轴心与管道轴线同心。孔板已有国际标准(ISO 5167)。测出孔板两端压差,按此标准即可算出具有一定精确度的流量值。孔板取压方式在国际标准中规定为径距取压、法兰取压和角接取压(取压孔紧靠孔板)3种(图1)。当测量含有少量固体的液体或含有少量液体的气体时,为便于少量固体或液体通过,孔板的开孔可制成扇形的,或制成与管道的轴线是偏心的(图2)。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条