等熵膨胀 气体在膨胀机中绝热膨胀对外做功，由于同外界没有热量的交换，是个等熵过程，称为等熵膨胀，膨胀所做的功以焓的减少为补偿，于是温度就下降，达到制冷的目的。
分析节流膨胀与等熵膨胀的原理，通过推导公式，从理论上找到二者的本质区别。
Analyzed are principles of throttling expansion process and isentropy expansion process and derivation formula is adopted to identify the essential distinction of the both theoretically.
本文重点探讨了膨胀机出口带液量对其等熵效率的影响。
The influence of liquid quantity carried out from the exit of expansion machine upon its isentropic efficiency is emphatically discussed in this paper.
对涡旋膨胀机真实气体理想(等熵)膨胀过程进行了理论分析，提出了涡旋膨胀机真实气体设计压比的概念和计算方法，并进行了实验研究。
The concept of design compression ratio of real gas in a vortex expander and computational method are put forth. The corresponding experimental study has been done.
应用推荐