Dilution effect on thermal performances and NOx emission characteristics of an ammonia-oxygen micro-thermophotovoltaic system

Y Sun, D Zhao, T Cai - Thermal Science and Engineering Progress, 2022 - Elsevier
Ammonia (NH 3) is considered to be an attractive carbon-free fuel. However, the low flame
speeds of ammonia/air hinder its applications. Using oxy-fuel combustion technology is an …

Experimental investigation and demonstration of pilot-scale combustion of oil-water emulsions and coal-water slurry with pronounced water contents at elevated …

C Gaber, P Wachter, M Demuth, C Hochenauer - Fuel, 2020 - Elsevier
In this study, a high-temperature combustion chamber was fueled with oil-water-emulsions
(OWE) and coal-water-slurry (CWS) from pyrolytic carbon black in order to experimentally …

Multiple optical diagnostics on effects of fuel properties on spray flames under oxygen-enriched conditions

W Yi, H Liu, L Feng, Y Wang, Y Cui, W Liu, M Yao - Fuel, 2021 - Elsevier
Spray flames development in diesel engines is typically diffusion combustion process
controlled by mixing rate, which may cause considerable NOx and soot emissions …

Comparative study on flame instability and combustion characteristics of CH4/O2/CO2 and CH4/O2/N2 mixtures

F Zhong, L Zheng, X Wang, X Shao, H Jia, Z Shi… - Journal of the Energy …, 2022 - Elsevier
To investigate flame instabilities and combustion characteristics of oxygen-enriched
methane in a closed chamber, a series of combustion experiments on the CH 4/O 2/CO 2 …

Experimental analysis of CO/H2 syngas with NOx and SOx reactions in pressurized oxy-fuel combustion

D Kim, H Ahn, W Yang, KY Huh, Y Lee - Energy, 2021 - Elsevier
A pressurized oxy-fuel combustion system is a technology for carbon capture and storage
with a low efficiency penalty. In this study, the characteristics of combustion, heat transfer …

Experimental study on the intrinsic instabilities of spherically expanding CH4/H2/CO2/O2 flames

J Zhang, L Zheng, J Wang, R Pan, H Jia, Y Miao, Z Shi… - Fuel, 2023 - Elsevier
To study the instabilities of spherically expanding CH 4/H 2/CO 2/O 2 flames with an
equivalence ratio of 0.80, isochoric combustion experiments were carried out in a 36 L …

Experimental study on the influence of the nitrogen concentration in the oxidizer on NOx and CO emissions during the oxy-fuel combustion of natural gas

C Gaber, C Schluckner, P Wachter, M Demuth… - Energy, 2021 - Elsevier
In this research, the influence of the nitrogen concentration in the oxidizer, oxygen/fuel
equivalence ratio and temperature of the combustion chamber on the combustion …

Experimental study on the collision behaviors of micron-sized aluminum droplets with solid wall in high temperature burned gas

Z Ma, Z Wei, Y Feng, C Wang, W Dong, N Wang… - Aerospace Science and …, 2021 - Elsevier
The collision and deposition behaviors of aluminum/alumina droplets on a solid wall play a
crucial role in improving the engine performance of a solid rocket motor (SRM). This study …

Study on premixed flame dynamics of CH4/O2/CO2 mixtures

L Zheng, D Du, J Wang, Z Dou, X Wang, H Jin, Y Wang - Fuel, 2019 - Elsevier
In order to study the flame dynamics characteristics of premixed CH 4/O 2/CO 2 mixtures, a
series of experiments were carried out in an elongated square duct. The equivalence ratio ϕ …

Experimental investigation of laminar flame speeds of propane in O2/CO2 atmosphere and kinetic simulation

X Hu, H Wei - Fuel, 2020 - Elsevier
In this paper, the laminar flame speeds of C 3 H 8 in O 2/CO 2 atmosphere were investigated
experimentally and numerically. The laminar flame speeds of C 3 H 8/O 2/CO 2 were …