| 1. | In this paper , based on my experiments , the mechanism of pneumatic defrosting of air cooler was studied through the application of thermodynamics , heat and mass transfer , classical theory of nucleation , boundary - layer theory , the theory on gas dynamics 本文在对气动除霜进行了实验研究的基础之上,应用工程热力学、传热传质学、晶体成核理论、边界层理论、气体动力学等有关知识,从系统的观点出发,探讨了气动除霜的机理。 |