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http://dx.doi.org/10.5139/JKSAS.2004.32.9.027

Numerical Investigation of the Lateral Jet Effect on the Aerodynamic Characteristics of the Missile: Part II. Freestream-Jet Angle Effect  

Min, Byung-Young (건국대학교 항공우주공학과 대학원)
Lee, Jae-Woo (건국대학교 E-시스템통합기술연구센터)
Byun, Yung-Hwan (건국대학교 E-시스템통합기술연구센터)
Hyun, Jae-Soo (국방과학연구소)
Kim, Sang-Ho (국방과학연구소)
Publication Information
Journal of the Korean Society for Aeronautical & Space Sciences / v.32, no.9, 2004 , pp. 27-34 More about this Journal
Abstract
A computational study on the supersonic flow around the lateral jet controlled missile has been performed. For this purpose a three dimensional Navier-Stokes computer code(AADL3D) has been developed and case studies have been performed by comparing the normal force coefficient and the moment coefficient of a missile body for several parameters such as angles of attack, circumferential jet positions, and spouting jet angles. Missile surface is divided into four regions with respect to the center of gravity, and the normal force and moment distribution at each region are compared. The results show different behavior of the normal force and moment variation according to each parameter. Furthermore, it is shown that the pitching moment can be minimized through proper combination of each parameter.
Keywords
Lateral Jet; Shock Interaction; Missile; Moment; Normal Force; Angle of Attack; Jet Position; Spouting Jet Angle;
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