Effects of fuel component, airflow field and obstacles on explosion characteristics of hydrogen/methane mixtures fuel

P Cai, Z Liu, P Li, Y Zhao, M Li, R Li, C Wang, Z Xiu - Energy, 2023 - Elsevier
To popularise hydrogen/methane mixtures and determine it explosion hazards, explosion
experiments were conducted based on a pipeline that can characterise urban pipe gallery …

Effects of annular N2/O2 and CO2/O2 jets on combustion instabilities and NOx emissions in lean-premixed methane flames

H Zhou, C Tao - Fuel, 2020 - Elsevier
Experiments on the effects of annular N 2/O 2 and CO 2/O 2 jets on combustion instabilities
and NOx emissions in lean-premixed methane flames were conducted. Two variables were …

Nox emission estimation in gas turbines via interpretable neural network observer with adjustable intermediate layer considering ambient and boundary conditions

D Huang, S Tang, D Zhou, J Hao - Measurement, 2022 - Elsevier
Abstract Nitrogen Oxides (NOx) emission is an inevitable concomitant process of gas
turbines operating in industrial scenes. Most of the existing NOx estimation methods have …

Thermodynamics-acoustics coupling studies on self-excited combustion oscillations maximum growth rate

D Zhao - Journal of Thermal Science, 2022 - Springer
Unlike electric vehicles and electric aircrafts, hydrocarbon-fuelled (fossil) engine systems
are much noisier. By conducting one-step chemical reaction-thermodynamics-acoustics …

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 …

An energetic analysis of a gas turbine with regenerative heating using turbine extraction at intermediate pressure-Brayton cycle advanced according to Szewalski's …

P Ziółkowski, J Badur, PJ Ziółkowski - Energy, 2019 - Elsevier
In this paper, a modification of a simple gas turbine into the Brayton cycle with regenerative
heating, using turbine extraction at intermediate pressure, is presented. The main concept of …

[HTML][HTML] Effect of gas composition and initial turbulence on the propagation dynamics of premixed flames of hydrogen-blended natural gas fuel

P Cai, H Liu, Y Liu, Y Zhou, A Yu, Z Yang - Case Studies in Thermal …, 2024 - Elsevier
In order to reduce carbon emissions, the effects of gas composition and initial turbulence on
the premixed flame dynamics of hydrogen-blended natural gas were investigated. The …

Combustion instability and emission characteristics of spray flame under flue gas jet

H Fang, D Wei, L Hu, H Zhou - Fuel, 2024 - Elsevier
In this paper, dry flue gas was injected into the combustion chamber in a jet pattern that
collided diagonally to control the combustion instability of ethanol spray flame. The effects of …

Study on flame structures and emission characteristics according to various swirl combinations and fuel compositions in a CH4/H2/CO syngas swirl-stabilized …

M Choi, Y Park, X Li, Y Sung, S Park, K Moon, G Choi - Fuel, 2019 - Elsevier
In an integrated gasification combined cycle (IGCC) power plant, the initial operating
procedure is driven by natural gas first, and then by H 2/CO syngas. This study attempted to …

A Comparative Study on the Effect of Surface and Bulk Sulfates on the High-Temperature Selective Catalytic Reduction of NO with NH3 over CeO2

C Tan, Z Gu, S Sin, J Ji, Y Wang, B Zhu, L Cheng… - Catalysts, 2023 - mdpi.com
Herein, two CeO2 samples dominantly decorated with surface and bulk sulfates were
constructed and their distinct effects on high-temperature NH3-SCR were investigated by …