介绍了脉动热管传热中存在的问题,归纳了目前国内外对脉动热管强化传热改进的几种方法,分析了目前热管结构改进对脉动热管传热性能的影响和其传热机理,概括了混合工质和在工质中添加表面活性剂、长链醇、纳米颗粒、磁性颗粒等方法对工质的物性改进的研究情况,并对脉动热管强化传热的进一步研究做了展望.“,”The existing problems in the heat transfer of pulsating heat pipe (PHP) are introduced.Several improvement methods on enhanced heat transfer of PHP at home and abroad are summarized.The influences of PHP structure improvement on its heat transfer performances and concerning heat transfer mechanism are analyzed.The study situation to improve thermal property of working medium by using mixing working medium and adding surfactant,long chain alcohol,nanoparticles,magnetic particles in the medium is reviewed.The future study direction for improvement of enhanced heat transfer for PHP is proposed as well.