脉动热管稳态运行的理论模型研究Theoretical Research of Pulsating Heat Pipe in Steady State
薛志虎;曲伟;
摘要(Abstract)：
建立了脉动热管稳态运行机制的物理和数学模型。针对脉动热管中工质的实际流动状态,改进了模型中的流动机理和毛细滞后阻力机理,并耦合脉动热管的充液率、蒸发凝结两相传热模型进行了迭代求解。结果显示,潜热传热量占总传热量的比例在30%以内,管内工质流动属于湍流流动状态,表明改进后的求解模型比较符合脉动热管实际运行工况,较为准确地反映了脉动热管的流动和传热规律。
关键词(KeyWords)： 脉动热管;两相传热;潜热
基金项目(Foundation): 国家自然科学基金资助项目(51176190)
作者(Author): 薛志虎;曲伟;
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