Toward off-design loads: Investigations on combustion and emissions characteristics of a micro gas turbine combustor by external combustion-air adjustments

C Zong, C Ji, J Cheng, T Zhu, D Guo, C Li, F Duan - Energy, 2022 - Elsevier
A novel external combustion-air adjustment method (ECAM) is proposed to control the
reaction zone fuel-air ratio under off-design loads. The combustion-air is redistributed by …

The use of plasma technologies to optimize fuel combustion processes and reduce emissions of harmful substances

S Bolegenova, А Askarova, A Georgiev… - Energy, 2023 - Elsevier
The latest information technologies and 3D computer modeling methods were used to
introduce new technology of plasma fuel ignition and stabilization of combustion processes …

Fault detection of industrial large-scale gas turbine for fuel distribution characteristics in start-up procedure using artificial neural network method

Y Park, M Choi, G Choi - Energy, 2022 - Elsevier
In this study, artificial neural network (ANN) based on operating data is adjusted to detect
fault operation of large-scale industrial gas turbine. To detect faults, the operating …

Exhaust gas recirculation effects on flame heat release rate distribution and dynamic characteristics in a micro gas turbine

W Shen, C Xing, H Liu, L Liu, Q Hu, G Wu, Y Yang… - Energy, 2022 - Elsevier
Exhaust gas recirculation (EGR) is an option proposed to augment the CO 2 content in the
exhaust gas for the efficient removal of CO 2. In the field of micro-gas turbine (MGT), EGR is …

Numerical study of ignition process in vortex cold wall combustion chamber

K Guo, D Sun, Z Zeng - Energy, 2023 - Elsevier
Numerical simulation in a hydrogen-oxygen vortex cold-wall combustion chamber is carried
out to analyze the effects of energy density, spark duration, and spark position on the ignition …

Experimental investigation on the ignition dynamics of an annular combustor with multiple centrally staged swirling burners

H Wang, L Zhong, E Barakat, Y Xia, W Tao, X Tong… - Physics of …, 2022 - pubs.aip.org
The ignition behaviors of an annular combustor consisting of 16 centrally staged swirling
burners are experimentally investigated in this work. This research is mainly focused on the …

Burner Development for Light-Off Speed-Up of Aftertreatment Systems in Gasoline SI engines

M Battistoni, J Zembi, D Casadei, F Ricci, R Martinelli… - 2022 - sae.org
Emission legislation for passenger cars is requiring a drastic reduction of exhaust pollutants
from internal combustion engines (ICE). In this framework, achieving a quick heating-up of …

Flame propagation patterns and local flame features of an annular combustor with multiple centrally staged swirling burners

G Wang, H Wang, Y Xia, L Zhong, E Barakat, W Tao - Physics of Fluids, 2023 - pubs.aip.org
In this paper, the transient ignition process of an annular combustor with 16 centrally staged
swirling burners is experimentally investigated to study the mechanism of burner–burner …

Chemiluminescence-based characterization of heat release rate dynamic in a micro gas turbine combustion chamber

W Shen, C Xing, L Liu, Q Hu, G Wu, Y Yang… - Journal of the Energy …, 2022 - Elsevier
Chemiluminescence is a major spontaneous emission inflame and can be used in
combustion diagnostics to evaluate various flame characteristics. OH∗ chemiluminescence …

Experiment and kinetics study on OH∗ chemiluminescence up to 3150 K in hydrogen combustion behind reflected shock waves

D Li, Y Ye, X Li, M Xu, C Zhang - International Journal of Hydrogen Energy, 2024 - Elsevier
Chemiluminescence of OH∗ is commonly employed as an optical indicator for the
combustion process. It is widely recognized that the generation of OH∗ in hydrogen flames …