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Yongchan Kim, Junyeop Nam, Tae-Seong Roh and Hyoung Jin Lee
Base drag has a significant effect on the overall drag of a projectile in a supersonic flow. Herein, the base drag and flow characteristics of cold and hot gas flow in a supersonic flow are analyzed via numerical simulations. The hot gas flow is simulate...
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Hye In Kim, Tae-Seong Roh, Hwanil Huh and Hyoung Jin Lee
With the growth of the satellite industry, the demand for a propulsion system for small launch vehicles and spacecraft has increased. Small liquid rocket engines may require Ultra-Low specific speed centrifugal pumps due to the low required thrust and vo...
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Han-Sol Choi, Dong-Yeon Kim, Jeong-Hoon Park, Jae Hyuk Lim and Tae Seong Jang
In this study, a passive truss-link mechanism applicable to large-scale deployable structures was designed to achieve successful deployment in space. First, we simplified the selected truss-link mechanisms to the two-dimensional geometry and calculated t...
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Byung-Hoon Oh, Chang Seog Seo, Sang-Ryul In, and Tae-Seong Kim
Pág. 02A317
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