Investigation on combustion characteristics and emissions of biogas/hydrogen blends in gas turbine combustors

S Benaissa, B Adouane, SM Ali, SS Rashwan… - Thermal Science and …, 2022 - Elsevier
In the present work, numerical investigations are performed to study the combustion
characteristics of biogas fuel blended with hydrogen at various compositions for a non …

Aerodynamic effect on atomization characteristics in a swirl cup airblast fuel injector

C Fang, Y Liu, S Wang, C Liu, F Liu, J Yang, K Wang… - Physics of …, 2023 - pubs.aip.org
To investigate the influence of swirling air flow field on the spray characteristics and the
droplet behaviors of the swirl cup airblast fuel injector, a single swirler cup and a double …

Experimental investigation of the ignition process in a separated dual-swirl spray flame

S Yang, C Zhang, Y Lin, X Xue, X Gan - Combustion and Flame, 2020 - Elsevier
Centrally staged lean premixed pre-evaporation combustion technology has been used in
aero engines for its capability in effectively reducing NOx emissions while still providing …

Effect of the ignition location on lean light-off limits for a gas turbine combustor

X Wang, Y Huang, Y Liu, L Sun - Combustion and Flame, 2022 - Elsevier
The ignition performance of the spray flame is an important safety parameter in a gas turbine
combustor. Previous studies have shown that the spark axial location has a significant …

Experimental investigation on the stability of turbulent swirling methane/air-O2 flames

S Chakchak, A Hidouri, A Ghabi, AF Ghoniem… - … Thermal and Fluid …, 2023 - Elsevier
This work investigates the combustion characteristics of CH 4-air/O 2 turbulent swirling
flames in a co-axial burner with radial fuel injection. The burner configuration consists of two …

Predicting the Sauter mean diameter of swirl cup airblast fuel injector based on backpropagation (BP) neural network model

C Fang, F Liu, J Yang, S Wang, C Liu, Y Mu, G Xu… - ACS …, 2023 - ACS Publications
This study was dedicated to introducing a new method for predicting the Sauter mean
diameter (SMD) buildup in the swirl cup airblast fuel injector. There have been considerable …

The effect of swirl number and oxidizer composition on combustion characteristics of non-premixed methane flames

SS Rashwan - Energy & Fuels, 2018 - ACS Publications
This paper presents divergent phases of numerical investigations on non-premixed
combustion flames. The study has been performed using the computational fluid dynamics …

Experimental investigation of flow field features and spark ignition process in a multi-swirl airblast injector

Q Zhao, J Yang, Y Mu, Y Li, C Liu, F Liu, S Wang, G Xu - Fuel, 2021 - Elsevier
Lean combustion has been applied in aero gas turbine engines in response to rising
concerns regarding the effects of pollutant emissions on the environment. As one of low …

Experimental studies on fuel spray characteristics of pressure-swirl atomizer and air-blast atomizer

K Wang, X Fan, F Liu, C Liu, H Lu, G Xu - Journal of Thermal Science, 2021 - Springer
In this work, the effects of fuel temperatures and pressure drops on the flow field and spray
characteristics of a pressure-swirl atomizer were discussed using the Particle Imaging …

Fuel and operating condition effects on lean blowout in a swirl-stabilized single-cup combustor

J Colborn, JS Heyne, TH Hendershott… - AIAA Scitech 2020 …, 2020 - arc.aiaa.org
As alternative jet fuels are introduced into the market, understanding operability limits, in
particular the lower stability limit, becomes imperative for safety and the approval of these …