不同支板构型下超燃冲压发动机燃烧室的数值分析

Q3 Earth and Planetary Sciences
C. K. Akhil, K. Balaji, Saurabh Baranwal, Fariha Ainan Sohany, Shakuntala Gupta, Sadia Binte Sorowar, Singh Anup Tejnarayan
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引用次数: 0

摘要

本文的目的是通过改变设计参数来提高冲压发动机的燃烧效率。在马赫数为2的情况下,采用k - epsilon方法对四种不同的支板模型进行了二维数值分析,以评估燃烧效率和压力损失。结果表明:与其他支撑模型相比,支撑模型设计4的效率最高,达到99%,总压损失为3.08043 × 105 Pa;该模型的新颖之处在于随着喷油位置的变化改变支杆结构等两个参数,在超音速条件下以最小的压力损失增量提高燃烧效率。该方法可用于超燃冲压发动机和超声速相关应用。
本文章由计算机程序翻译,如有差异,请以英文原文为准。

Numerical analysis of scramjet combustion chamber under varied strut configuration

Numerical analysis of scramjet combustion chamber under varied strut configuration

Numerical analysis of scramjet combustion chamber under varied strut configuration

The objective of this paper is to enhance the combustion efficiency of a scram jet engine by varying the design parameters. The two dimensional numerical analysis is carried out with four different strut model using the k epsilon method for this study with the Mach number of 2 to evaluate the combustions efficiency and pressure loss. The results shows that strut model design 4 is providing the maximum efficiency of 99% with the total pressure loss of 3.08043 × 105 Pa compare to other strut model. The novelty of the model is to vary the two parameter like strut configuration along with fuel injection locations to enhance the combustion efficiency with minimum increment of pressure loss at supersonic conditions. This proposed method can be used for scramjet and supersonic related applications.

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来源期刊
Aerospace Systems
Aerospace Systems Social Sciences-Social Sciences (miscellaneous)
CiteScore
1.80
自引率
0.00%
发文量
53
期刊介绍: Aerospace Systems provides an international, peer-reviewed forum which focuses on system-level research and development regarding aeronautics and astronautics. The journal emphasizes the unique role and increasing importance of informatics on aerospace. It fills a gap in current publishing coverage from outer space vehicles to atmospheric vehicles by highlighting interdisciplinary science, technology and engineering. Potential topics include, but are not limited to: Trans-space vehicle systems design and integration Air vehicle systems Space vehicle systems Near-space vehicle systems Aerospace robotics and unmanned system Communication, navigation and surveillance Aerodynamics and aircraft design Dynamics and control Aerospace propulsion Avionics system Opto-electronic system Air traffic management Earth observation Deep space exploration Bionic micro-aircraft/spacecraft Intelligent sensing and Information fusion
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