高压空气压缩机容积效率测量装置的设计

Design of a Volumetric Efficiency Measuring Device for High Pressure Air Compressor

容积效率是衡量高压空气压缩机性能的一项重要指标。本文论述了容积效率测量的基本原理,设计了利用气瓶、压力传感器、温度传感器、电磁阀和计算机直接对高压空气压缩机容积效率进行测定的装置,利用该装置对高压空气压缩机容积效率测量进行了测量。试验结果表明:该装置工作性能稳定,平均误差在3%以内,系统测量精度高,适用范围广。

Volumetric efficiency is an important index to measure the performance of high pressure air compressor. This paper describes the basic principle of volumetric efficiency measurement. A device that can directly measure high pressure air compressor volumetric efficiency is designed by use of the cylinder, pressure sensor, temperature sensor, electromagnetic valve and computer. The test results show that the performance of the device is stable, the advantage error is less than 3%, the system measurement accuracy is high, and the application scope is wide.