Home
Archive
About Journal
Editorial Board
Author Instruction
Journal Subscription
Contact Us
中文
All
Title
Author
Keyword
Abstract
DOI
Category
Address
Fund
PACS
EEACC
Home
Archive
About Journal
Editorial Board
Author Instruction
Journal Subscription
Contact Us
中文
HAO Jinyu, ZHANG Xiaobin, YANG Yuanlong. 船用蒸汽蓄热器放汽过程动态特性数值模拟[J]. Chinese Journal of Ship Research, 2015, 10(3): 98-101,107. DOI: 10.3969/j.issn.1673-3185.2015.03.016
Citation:
HAO Jinyu, ZHANG Xiaobin, YANG Yuanlong. 船用蒸汽蓄热器放汽过程动态特性数值模拟[J]. Chinese Journal of Ship Research, 2015, 10(3): 98-101,107. DOI: 10.3969/j.issn.1673-3185.2015.03.016
HAO Jinyu, ZHANG Xiaobin, YANG Yuanlong. 船用蒸汽蓄热器放汽过程动态特性数值模拟[J]. Chinese Journal of Ship Research, 2015, 10(3): 98-101,107. DOI: 10.3969/j.issn.1673-3185.2015.03.016
Citation:
HAO Jinyu, ZHANG Xiaobin, YANG Yuanlong. 船用蒸汽蓄热器放汽过程动态特性数值模拟[J]. Chinese Journal of Ship Research, 2015, 10(3): 98-101,107. DOI: 10.3969/j.issn.1673-3185.2015.03.016
船用蒸汽蓄热器放汽过程动态特性数值模拟
HAO Jinyu
,
ZHANG Xiaobin
,
YANG Yuanlong
Graphical Abstract
Abstract
Abstract
船用蒸汽蓄热器是在极短时间内实现从较大流量供汽能力向极大流量供汽能力转换的关键设备,对船舶蒸汽动力系统安全稳定运行具有重要影响。以船用蒸汽蓄热器为原型,建立三维物理模型,采用两流体模型计算放汽过程中的闪蒸规律,利用标准
k
-
ε
方程计算蓄热器湍流脉动形式,并引入指数压降放汽边界条件,进行船用蒸汽蓄热器放汽过程动态特性的数值研究。计算结果表明:在放汽起始阶段,蒸汽蓄热器出现了“虚假水位”;放汽过程后期,在蒸汽蓄热器水空间呈现涡流现象,形成了汽水自然对流循环,加强了汽水湍流脉动及沸腾传热效果,其模拟计算结果与试验数据基本吻合。
FullText(HTML)
References
(9)
Related Articles
Cited By
Catalog
/
DownLoad:
Full-Size Img
PowerPoint
Return
Return
×
Close
Export File
Citation
Format
RIS(for EndNote,Reference Manager,ProCite)
BibTex
Txt
Content
Citation Only
Citation and Abstract
×
Close
Citation