为探明外加电场作用下,不同工质对强化沸腾换热的影响,本文采用了FC-72、R11、R113和R123四种工质,定量研究了两相系统中汽泡周围电场分布特性,探讨了工质介电常数对汽泡的作用规律.结果表明:随着工质介电常数的增加,电场非均匀性增强,电场对汽泡的作用加剧.这为不同工质对EHD沸腾强化效果不同提供了理论依据.
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