Investigation of PAH and soot formation in a dimethyl ether (DME) laminar coflow diffusion flame

T Li, T Mitra, C Chu, Y Yuan, MJ Thomson - Combustion and Flame, 2021 - Elsevier
Dimethyl ether (DME) is an alternative fuel with significantly reduced particulate (ie, soot)
emissions. The polycyclic aromatic hydrocarbons (PAHs) and soot formation in pure DME …

LES flamelet-progress variable modeling and measurements of a turbulent partially-premixed dimethyl ether jet flame

S Popp, F Hunger, S Hartl, D Messig, B Coriton… - Combustion and …, 2015 - Elsevier
In the present study the flame structure of a piloted partially-premixed dimethyl ether flame
(DME-D), which is based on the Sydney/Sandia piloted jet burner flame series, is …

Explosion behavior of methane–dimethyl ether/air mixtures

B Zhang, HD Ng - Fuel, 2015 - Elsevier
In this study, the effect of dimethyl ether (DME) addition on the explosion of methane/air
mixture is investigated. In particular, the explosion and deflagration parameters of various …

Infrared thermographic evaluation of flame turbulence scale

EL Loboda, OV Matvienko, VP Vavilov… - Infrared Physics & …, 2015 - Elsevier
This paper reports both theoretical predictions and experimental results of the use of infrared
thermography for determining the scale of turbulent vortices in flames of burning liquid …

The effects of pre-ignition turbulence by gas jets on the explosion behavior of methane-oxygen mixtures

X Chang, B Zhang, HD Ng, C Bai - Fuel, 2020 - Elsevier
Most of the previous studies investigating explosion characteristics of combustible mixtures
were performed at quiescent state. However, in realistic accidental explosion scenarios, the …

Investigation of swirl premixed dimethyl ether/methane flame stability and combustion characteristics in an industrial gas turbine combustor

M Lu, K Wan, X Zhu, Y He, Y Zhu, Y Yuan, Q Cai, Z Gao… - Energy, 2024 - Elsevier
In this paper, a new scheme for DME/methane (CH 4) blended fuel combustion in an
industrial gas turbine is proposed and numerical calculations are conducted to reveal the …

An experimental investigation of the explosion characteristics of dimethyl ether-air mixtures

B Zhang, HD Ng - Energy, 2016 - Elsevier
In this work, experiments are performed to study the explosion characteristics of DME
(dimethyl ether)-air mixtures using a standard 20-L spherical explosion test apparatus. The …

Coupling of flame geometry and combustion instabilities based on kilohertz formaldehyde PLIF measurements

PM Allison, Y Chen, M Ihme, JF Driscoll - Proceedings of the Combustion …, 2015 - Elsevier
In the past, flame geometry was found to play an important role in determining when strong
pressure fluctuations associated with a combustion instability occur in a gas turbine model …

Effects of argon/nitrogen dilution on explosion and combustion characteristics of dimethyl ether–air mixtures

B Zhang, X Shen, L Pang - Fuel, 2015 - Elsevier
In this study, an investigation of the explosion parameters, which include maximum
explosion pressure (p max), maximum rate of pressure rise (dp/dt) max, and combustion …

Structural differences of ethanol and DME jet flames in a hot diluted coflow

J Ye, PR Medwell, K Kleinheinz, MJ Evans… - Combustion and …, 2018 - Elsevier
This study compares the flame structure of ethanol and dimethyl ether (DME) in a hot and
diluted oxidiser experimentally and computationally. Experiments were conducted on a Jet …