宇航学报

宇航学报 ›› 2019, Vol. 40 ›› Issue (4): 452-458.doi: 10.3873/j.issn.1000-1328.2019.04.010

• 推进技术与动力 • 上一篇    下一篇

空间核电源热管式辐射散热器热分析与参数优化

张秀，张昊春，刘秀婷，尹德状   

  1. 哈尔滨工业大学能源科学与工程学院，哈尔滨 150001
  • 收稿日期:2018-07-10 修回日期:2018-09-06 出版日期:2019-04-15 发布日期:2019-04-25
  • 基金资助:

    国家自然科学基金（51776050）；核反应堆系统设计技术重点实验室资助(HTKFKT102018004)

Thermal Analysis and Parameter Optimization of a Heat Pipe Radiator for Space Nuclear Power

ZHANG Xiu, ZHANG Hao chun, LIU Xiu ting, YIN De zhuang   

  1. School of Energy Science and Engineering, Harbin Institute of Technology, Harbin 150001, China
  • Received:2018-07-10 Revised:2018-09-06 Online:2019-04-15 Published:2019-04-25

PDF

463

摘要：

针对空间热管辐射散热器的特殊工况对散热器进行热分析建模，通过分析其传热原理，建立出热阻模型，并通过和实际设计进行对比，验证模型和计算方法的可行性。选取翅根温度、翅片长度和翅片厚度等参量作为约束条件，分别对热管式空间辐射散热器的翅片散热效率和系统质量特性进行优化分析，获得最优设计参数。

关键词: 空间核电源, 热管辐射散热器, 热分析, 优化设计

Abstract:

In this paper, based on the special conditions of a space radiator, the heat transfer model is established. It is proved that the model and the calculation method are feasible by comparing with the actual designing process. With the fin length and fin thickness and other parameters selected as the variables, the heat dissipation of the fin in the heat pipe radiator and the quality characteristics of the system are analyzed and optimized, and finally the optimal design is found which has potentials in thermal design and analysis.

Key words: Space nuclear power radiator, Heat-pipe radiator, Thermal analysis, Optimal design

中图分类号: