杨勇

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副教授

硕士生导师

性别:男

毕业院校:大连理工大学

学位:博士

所在单位:能源与动力学院

学科:热能工程

办公地点:大连理工大学能源与动力学院

联系方式:TEL:0811-84709822 15998467505

电子邮箱:yangyong@dlut.edu.cn

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Condensation character of a stratified flow inside a horizontal tube

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论文类型:期刊论文

发表时间:2011-09-01

发表刊物:3rd International Desalination Workshop (IDW)

收录刊物:SCIE、CPCI-S

卷号:33

期号:1-3

页面范围:218-223

ISSN号:1944-3994

关键字:Heat flux density ratio; Heat transfer coefficient ratio; Stratified flow; Condensation; Desalination

摘要:\A series of experiments was performed to investigate the steam condensation phenomenon of stratified flow inside horizontal tube in vacuum condition. Using segmented cooling mode to maintain a near-constant temperature of cooling water. Based on the experimental results, this paper analyses the influence of temperature difference and the inlet velocity of vapor on both heat flux density ratio and heat transfer coefficient ratio between water side and vapor side. It is found that inlet velocity and condensate quantity has obvious effect on both heat flux density ratio and heat transfer coefficient ratio.