期刊论文

Effect of Selective Arrangement of Vortex Generator on Heat Exchanger Performance

中文

南华大学学报（自然科学版）

Journal of University of South China：Science and Technology

1673-0062

2024

38

3

24-31

10.19431/j.cnki.1673-0062.2024.03.004

湖南省重点研发计划资助项目(2020WK2012)。

本校为第一机构

为提高换热器性能,在雷诺数Re为500~3000范围内,通过数值模拟方法研究三角翼涡流发生器的15种不同布置方式对平直翅片管式换热器的传热和流阻特性影响。结果表明:在涡流发生器布置排数相同时,涡流发生器越靠近迎风侧,换热...展开更多 为提高换热器性能,在雷诺数Re为500~3000范围内,通过数值模拟方法研究三角翼涡流发生器的15种不同布置方式对平直翅片管式换热器的传热和流阻特性影响。结果表明:在涡流发生器布置排数相同时,涡流发生器越靠近迎风侧,换热因子j提升幅度越大;所研究的15种排列j/j R均随Re数的增大而增大。大部分情况下的f/f R随着Re数的增大而增大。换热器迎风侧前两排加装涡流发生...

In order to improve the heat exchanger performance,the effects of 15 different arrangements of delta-wing vortex generators on the heat transfer and flow resistance characteristics of a flat finned tube heat exchanger are investigated by numerical simulation in the rang...MORE In order to improve the heat exchanger performance,the effects of 15 different arrangements of delta-wing vortex generators on the heat transfer and flow resistance characteristics of a flat finned tube heat exchanger are investigated by numerical simulation in the range ...