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Author:

刘赵淼 (刘赵淼.) (Scholars:刘赵淼) | 张谭 (张谭.) | 逄燕 (逄燕.)

Indexed by:

CQVIP PKU CSCD

Abstract:

采用连续介质方法和直接模拟Monte Carlo(DSMC)方法数值模拟研究了喉部宽度为34 μm的二维Laval型微喷管内流场的流动状况.设计了三种不同喉部形状的微喷管:尖角型、圆角型和平角型.计算分析了喉部形状、扩张比等方面对流场结构及推进性能的影响.研究发现,圆角型微喷管的综合性能最优,平角型微喷管具有较大的比冲效率;适当增大扩张比能提高微喷管的性能.

Keyword:

连续介质 直接模拟Monte Carlo(DSMC) 数值模拟 喉部形状 推进性能 微喷管

Author Community:

  • [ 1 ] [刘赵淼]北京工业大学
  • [ 2 ] [张谭]北京工业大学
  • [ 3 ] [逄燕]北京工业大学

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Source :

航空动力学报

ISSN: 1000-8055

Year: 2010

Issue: 10

Volume: 25

Page: 2279-2284

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count: 5

Chinese Cited Count:

30 Days PV: 0

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