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平行混合的变比热准确解与次准确解
引用本文:崔济亚.平行混合的变比热准确解与次准确解[J].推进技术,1994,15(1):1-5.
作者姓名:崔济亚
作者单位:北京航空航天大学动力系
摘    要:在变比热平行混合计算中,一般多以近似等比热比k处理。变比热气动函数式的推导,提出了解此问题的有力工具。本文较详细地介绍了五k准确解及三k次准确解,证明次准确解足够近似,而定比热解则误差很大。

关 键 词:无粘流  气动热化学  计算流体力学

ACCURATE AND SUBACCURATE SOLUTIONS FOR VARYING SPECIFIC HEAT PARALLEL STREAMS MIXING
Cul Jiya.ACCURATE AND SUBACCURATE SOLUTIONS FOR VARYING SPECIFIC HEAT PARALLEL STREAMS MIXING[J].Journal of Propulsion Technology,1994,15(1):1-5.
Authors:Cul Jiya
Institution:Department of Power, Beijing University of Aeronautics and Astronautics, Beijing, 100083
Abstract:In varying specific heat mixing of parallel streams, approximate treatments with constant specific heat are generally used. Recent derivations of varying specific heat gasdynamic functions by the author give powerful tool of solving the problem. This paper puts forward an accurate solution with five k'S and also a subaccurate solution with three k's, being rather near to accurate. Yet constant specific heat solution gives appreciable errors.
Keywords:Inviscid flow  Aerothermochemistry  Computational fluid dynamics  Approximation algorthm
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