Search Results - "Sung, Hong Gye"

Physicochemical properties of ball milled boron particles: Dry vs. wet ball milling process by Jung, Hye Jin, Sohn, Youngku, Sung, Hong Gye, Hyun, Hyung Soo, Shin, Weon Gyu

“…Physicochemical properties of both dry and wet milled boron particles with sub-micron sizes were investigated. Milling process was performed in N2 atmosphere…”
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Influence of liquid-fuel swirl injection pressure on the flow dynamics characteristics in a lean direct injection gas turbine combustor using Eulerian-Lagrangian large eddy simulations by Kim, Jong-Chan, Yoo, Euisung, Sung, Hong-Gye

“…The effect of the injection pressure on the dynamic flow characteristics of a lean direct injection gas turbine combustor under nonreactive conditions during…”
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A Large-Eddy-Simulation Study of Combustion Dynamics of Bluff-Body Stabilized Flames by Li, Hua-Guang, Khare, Prashant, Sung, Hong-Gye, Yang, Vigor

“…A comprehensive numerical study is conducted to explore the dynamic behaviors of a flame stabilized by a triangular bluff body in a straight chamber. The…”
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Combustion of boron particles coated with an energetic polymer material by Shin, Weon Gyu, Han, Doohee, Park, Yohan, Hyun, Hyung Soo, Sung, Hong-Gye, Sohn, Youngku

“…Elemental boron has attracted considerable attention as a potential high energetic material for explosives and propellants. However, its use has been hindered…”
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Preparation of TiO₂-Decorated Boron Particles by Wet Ball Milling and their Photoelectrochemical Hydrogen and Oxygen Evolution Reactions by Jung, Hye Jin, Nam, Kyusuk, Sung, Hong-Gye, Hyun, Hyung Soo, Sohn, Youngku, Shin, Weon Gyu

“…TiO₂-coated boron particles were prepared by a wet ball milling method, with the particle size distribution and average particle size being easily controlled…”
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Numerical Simulation for the Combustion of a Zirconium/ Potassium Perchlorate Explosive inside a Closed Vessel by Han, Doo‐Hee, Sung, Hong‐Gye, Ryu, Byung‐Tae

“…The combustion of zirconium potassium perchlorate (ZPP) in a closed vessel is modelled and validated through a numerical simulation. Because the extremely high…”
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Combustion characteristics of hydrogen and cracked kerosene in a DLR scramjet combustor using hybrid RANS/LES method by Shin, Junsu, Sung, Hong-Gye

“…This paper applies a zonal hybrid RANS/LES framework to analyze supersonic combustion in a model scramjet combustor. The geometries and boundary conditions of…”
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A numerical study on heterogeneous aluminum dust combustion including particle surface and gas-phase reaction by Han, Doo-Hee, Sung, Hong-Gye

“…A numerical simulation on aluminum (Al) dust combustion is conducted using the reactive Eulerian–Lagrangian method. A suggested combustion model of a single…”
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A comparative study of dynamic mode decomposition methods for mode identification in a cryogenic swirl injector by Luong, Hung Truyen, Wang, Yuangang, Sung, Hong-Gye, Sohn, Chae Hoon

“…The dynamic mode decomposition (DMD) is one of the post-processing methods used in analyzing dynamic or transient flow field data from experiments or CFD…”
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Numerical investigation of an interaction between shock waves and bubble in a compressible multiphase flow using a diffuse interface method by Yoo, Young-Lin, Sung, Hong-Gye

“…•Diffuse interface method (DIM) consisting of seven equations and high-order schemes of MLP and HLLC were implemented to observe the detailed flow structures…”
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Kerosene/GOx dynamic combustion characteristics in a mixing layer under supercritical conditions using the LES-FPV approach by Kang, Jeongseok, Sung, Hong-Gye

“…A large eddy simulation (LES) for kerosene/GOx combustion in a mixing layer under supercritical conditions is conducted using the flamelet progress variable…”
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A Study on Particle Collisions in Hall Thruster Plasma Using a Hybrid PIC-DSMC Model by Jung, Gwanyong, Sung, Hong-Gye

“…The effects of particle collisions in a Hall thruster on plasma distributions, performance parameters, and anomalous electron transport are analyzed using a…”
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A large eddy simulation of the breakup and atomization of a liquid jet into a cross turbulent flow at various spray conditions by Yoo, Young-Lin, Han, Doo-Hee, Hong, Ji-Seok, Sung, Hong-Gye

“…•An LES of the breakup and atomization of a liquid jet in crossflow was performed.•The penetration depth and SMD distribution for the various conditions were…”
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Performance characteristics of a pintle nozzle using the conformal sliding mesh technique by Sung, Hong-Gye, Jeong, Kiyeon, Heo, Junyoung

“…Numerical and non-linear internal ballistics analyses are conducted to investigate the performance characteristics of a pintle reciprocating in a nozzle. A…”
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Dynamic characteristics of a cryogenic nitrogen swirl injector under supercritical conditions by Kang, Jeongseok, Heo, Junyoung, Sung, Hong-Gye, Yoon, Youngbin

“…A three dimensional large eddy simulation (LES) is conducted to investigate the dynamic characteristics of a cryogenic nitrogen swirl injector operating in…”
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Experimental Study on Acoustic Attenuation Due to Solid Particles by Kim, Taejin, Seo, Seonghyeon, Sung, Hong-Gye

“…High-frequency pressure waves present in rocket motors can be dampened by solid or liquid particles produced from their propellant combustion depending on…”
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Combustion Dynamics in a Model Lean-Premixed Gas Turbine with a Swirl Stabilized Injector by SUNG, Hong-Gye

“…Unsteady numerical study has been conducted on combustion dynamics of a lean-premixed gas turbine with a swirl injector. A three-dimensional computation method…”
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Experimental and numerical study of heat and mass transfer between high temperature supersonic gas flow and liquid water in a cylindrical duct by Yoo, Young-Lin, Han, Doo-Hee, Ahn, Sang-Hoon, Sung, Hong-Gye, Seo, Seong-Hyeon, Yang, Young-Rok, Jeon, Hyuck-Soo, Baek, Gook-Hyun

“…•Experiments of mixing process of supersonic hot gas and liquid water.•Unsteady multi-phase numerical analysis using homogeneous mixture equations to achieve…”
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A detailed flame structure and burning velocity analysis of aluminum dust cloud combustion using the Eulerian–Lagrangian method by Han, Doo-Hee, Shin, Jun-Su, Sung, Hong-Gye

“…Aluminum particle dust cloud combustion with oxygen is numerically simulated using an Eulerian–Lagrangian two-phase approach. A single aluminum combustion…”
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An LES for the Effects of Particle Size and Velocity Ratio on the Flow Structure in the Secondary Combustor by Kim, Jong-Chan, Choi, Hanyoung, Sung, Hong-Gye

“…The effects of flow structure and particle size in the secondary combustor of a ducted rocket on mixing are investigated using a two-phase large eddy…”
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