The force analysis and pulsating of vapor-liquid plug were given in this paper;the pulsating and one-direction circulating flow of working fluid were also given the explanation.

• 最后,对脉动热管的传热规律作了初步的分析,对汽液塞的受力,振荡以及管内工质的单向脉动流动的产生等现象给出了相应的解释。