水平管外含油及纯R134a池沸腾换热特性比较

工程热物理学报 , 2008, 29(7): 1195-1198.

1.西安交通大学动力工程多相流国家重点试验室,陕西,西安,710049

2.西安交通大学动力工程多相流国家重点试验室,陕西,西安,710049

3.西安交通大学动力工程多相流国家重点试验室,陕西,西安,710049

4.西安交通大学动力工程多相流国家重点试验室,陕西,西安,710049

基金项目: 国家自然科学基金(50636050) 国家重点基础研究发展计划(973计划)(G2007CB206902)

POOL BOILING HEAT TRANSFER COMPARISON OF PURE R134a AND R134a WITH OIL ADDITIVE oUTSIDE HORIZONTAL TUBES

本文对R134a和R12的换热性能在3根试验管上进行了试验比较.另外还对含微量润滑油下R134a的换性能在3根试验管上进行了实验比较,结果表明润滑油对蒸发表面的换热性能的影响程度因管型而异,差别较大.

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