冷藏汽车R134a制冷系统的改进

R134a是冷藏汽车最理想的替代工质，但R134a与原制冷系统不相容，必须对系统各部件作一些改进，论述了冷藏汽车R134a制冷系统部件的改进措施。

R134a is an ideal alternative refrigerant for refrigerated van. But R134a don't fit original refrigenated van system. So must improve all parts of refrigerated van refrigeration system. In this paper,the author describes all parts improvement methods of R134a refrigerated van refrigeration system.