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[1]陈建华,杨宝庆,周立新,等.人为粗糙度强化换热机理分析及效果评估[J].火箭推进,2004,(04):1-5.
　Chen Jianhua,Yang Baoqing,Zhou Lixin,et al.The Mechanism and Effect of Artificial Roughness on Heat Transfer Enhancement[J].Journal of Rocket Propulsion,2004,(04):1-5.
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人为粗糙度强化换热机理分析及效果评估

《火箭推进》[ISSN:1672-9374/CN:CN 61-1436/V] 卷: 期数: 2004年04期 页码: 1-5 栏目: 出版日期: 1900-01-01
Title:
The Mechanism and Effect of Artificial Roughness on Heat Transfer Enhancement
作者:
陈建华；杨宝庆；周立新；杨永红；吴海波；
陕西动力机械设计研究所；陕西动力机械设计研究所陕西西安710100；陕西西安710100；陕西西安710100；
Author(s):
Chen Jianhua; Yang Baoqing; Zhou Lixin; Yang Yonghong; Wu Haibo
Shaanxi Engine Design Institute, Xian 710100, China
关键词:
推力室; 人为粗糙度; 传热
分类号:
V434.24
文献标志码:
A
摘要:
对推力室冷却通道内的人为粗糙度强化换热机理进行了分析,讨论了影响人为粗糙度强化换热的因素。对有、无人为粗糙度的平直冷却通道内流动进行了对比数值模拟,并以某特定发动机推力室为例,初步评估了人为粗糙度的强化换热效果。计算和分析表明:在推力室喉部附近设置人为粗糙度,可使推力室气壁温平均下降约43℃,在冷却通道内合理地设置人为粗糙度有利于高室压可重复使用发动机推力室的热防护。

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更新日期/Last Update: 1900-01-01