The flow filed and the performance at different ejector structure was studied . 3 . the performance of several refrigerants and the thermal storage of the solar ejector refrigeration system were studied ( 3 )利用数值模拟方法,比较研究了多种制冷剂和增压器在喷射式制冷系统中的使用性能,以及蓄热器在太阳能喷射式制冷系统中的应用和对性能的影响。