为适应制冷系统动态特性及其仿真、最佳匹配和自动控制研究的需要,在能量平衡方程基础上对小型制冷压缩机制冷剂流道建立了数学模型;建立了模型的计算机仿真程序;并将仿真结果和试验结果比较,二者相当吻合,证明了模型的可靠性。该模型用于电冰箱制冷系统仿真与实验结果十分吻合。 In order to meet the needs of the dynamic characteristics of refrigerating system and its research on simulation, best matching and automatic control, a mathematical model for the refrigerant flow path of a small refrigeration compressor was established based on the energy balance equation. The computer simulation program of the model was established. The simulation results and the experimental results are compared, the two are in good agreement, which proves the reliability of the model. The model is used in refrigeration system simulation and experimental results are in good agreement.