Prediction of combustion instability by combining transfer functions in a model rocket combustor

Y Wang, CH Sohn, J Bae, Y Yoon - Aerospace Science and Technology, 2021 - Elsevier
The flame transfer function (FTF) and acoustic transfer function (ATF) are estimated
experimentally and numerically, respectively, and both are combined to predict combustion …

Acoustic coupling between longitudinal and transverse modes in an annular gas turbine combustor

J Kim, D Kim - Journal of the Korean Society of Combustion, 2018 - koreascience.kr
Transverse acoustic mode in annular combustion chambers affects air-fuel mixing
characteristics in the nozzle and can result in heat release fluctuations in the combustor. In …

Combustion instability analysis of LIMOUSINE burner using LES-based combustion model and Helmholtz equation

Y Shin, S Jeon, Y Kim - Journal of the Korean Society of …, 2017 - koreascience.kr
This study has numerically investigated the flame-acoustics interactions in the turbulent
partially premixed flame field. In the present approach, in order to analyze the combustion …

[HTML][HTML] Self-excited azimuthal instabilities in a can-annular combustion system

K Moon, KT Kim - Journal of the Korean Society of Combustion, 2022 - jkosco.org
Driving mechanisms of self-excited azimuthal instabilities of can-annular lean-premixed
combustors were experimentally investigated in combination with 3D FEM-based …

가스터빈연소기에서스월수와연소실길이에따른연소불안정특성

한선우, 이신우, 황동현, 안규복 - 한국연소학회지, 2023 - dbpia.co.kr
Combustion instability characteristics were investigated through combustion tests using
ethylene and air in a model gas turbine combustor. At various flow conditions, the swirl …

캔-환형연소기의방위방향자발불안정성

문기훈, 김규태 - 한국연소학회지, 2022 - dbpia.co.kr
Driving mechanisms of self-excited azimuthal instabilities of can-annular lean-premixed
combustors were experimentally investigated in combination with 3D FEM-based …

[HTML][HTML] Combustion Instability Characteristics of a Model Gas Turbine Burning Coal Gas with Different Combustor Geometries

GS Youn, WJ Song, DJ Cha - Journal of the Korean Society of …, 2021 - jkosco.org
Combustion instability of a synthetic coal gas flame in a partially-premixed gas turbine
combustor has been numerically studied by utilizing a lumped network code, OSCILOS …

석탄가스모델가스터빈의연소실형상변화에따른연소불안정특성

윤규성, 송원준, 차동진 - 한국연소학회지, 2021 - dbpia.co.kr
Combustion instability of a synthetic coal gas flame in a partially-premixed gas turbine
combustor has been numerically studied by utilizing a lumped network code, OSCILOS …

다중가스터빈연소기의음향상호작용시계열분석

문기훈, 김규태 - 한국연소학회지, 2020 - dbpia.co.kr
Strong acoustic interactions via a cross-talk section were investigated in two coupled model
gas turbine combustors. In particular, we focused on the dynamical state of different acoustic …

부분예혼합화염의연료조성에따른연소불안정특성

송원준, 차동진, 인병구 - 한국연소학회지, 2018 - dbpia.co.kr
Combustion instability of synthetic gas in a partially-premixed combustor has been
numerically investigated by varying H₂ percentage of the fuel composition. During …