使用活塞式压力计进行压力测量时需注意的几个问题

Some Problems to be Paid Attention to When Using Piston Gauges for Pressure Measurement

介绍了活塞式压力计的原理、结构及特点,讨论了使用活塞式压力计进行压力测量时,专用砝码质量、使用地点重力加速度、高度差、压力变形等因素对压力量值的影响,从而保证测量的准确可靠。

This paper introduces the principle,structure and characteristics of piston gauges,and discusses the influence of the mass of special weight,the local gravity,height difference,pressure deformation and other factors on the pressure value when using piston gauges,so as to ensure the accuracy and reliability of measurement.