Influence of secondary air blade angle and oxygen-rich combustion characteristics of an improved Babcock swirl burner

C Huang, Z Li, Y Wang, F Fang, H Liu, Z Chen… - Applied Thermal …, 2024 - Elsevier
Innovations in research methods and stable combustion technologies were urgent to
enhance flexibility in faulty coal-fired boiler. Focusing boiler start-stop processes was vital for …

Parametric study of multi-armed jets

A Tyliszczak - International Journal of Heat and Fluid Flow, 2018 - Elsevier
The paper presents the results of numerical simulations of excited incompressible jets with
the transport of a passive scalar field. A forcing is obtained through an axial and helical …

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 …

Numerical analysis of non-excited and excited jets issuing from non-circular nozzles

A Tyliszczak, L Kuban, J Stempka - International Journal of Heat and Fluid …, 2022 - Elsevier
This paper concentrates on the application of passive and active flow control methods to jet
flows. The passive control is obtained by shaping a nozzle cross-section (hexagonal …

Combustion characteristics of methane–oxygen enhanced air turbulent non-premixed swirling flames

N Merlo, T Boushaki, C Chauveau, S De Persis… - … thermal and fluid …, 2014 - Elsevier
Application of oxygen-enhanced combustion to existing fossil fuel energy systems to
facilitate CO 2 capture presents several challenges. This work investigates the combustion …

Volumetric velocity measurements (V3V) on turbulent swirling flows

T Boushaki, A Koched, Z Mansouri… - Flow Measurement and …, 2017 - Elsevier
This paper presents some results of Volumetric V3V 3D3C velocity measurements on a
turbulent flow from a swirl burner. The flow out from the burner used is highly three …

Effects of different preheated CO2/O2 jet in cross-flow on combustion instability and emissions in a lean-premixed combustor

C Tao, H Zhou - Journal of the Energy Institute, 2020 - Elsevier
To reveal the suppression mechanism of thermoacoustic instability flames under CO 2/O 2
jet in cross flow. Experiments on the effects of different preheated CO 2/O 2 jet in cross-flow …

Experimental study of oxygen enrichment effects on turbulent non-premixed swirling flames

N Merlo, T Boushaki, C Chauveau, S de Persis… - Energy & …, 2013 - ACS Publications
The current paper describes the effects of oxygen enrichment on flame stability and pollutant
emissions for turbulent non-premixed swirling flames. The study is motivated by CO2 …

LES–CMC study of an excited hydrogen flame

A Tyliszczak - Combustion and Flame, 2015 - Elsevier
The large eddy simulation/conditional moment closure approach has been used to study
excited, attached and lifted flames in a stream of hot co-flow air. The excitation is obtained by …

Effect of fuel-feeding excitation on the isothermal turbulent swirling flow structure in a lean gas turbine model combustor

MY Hashim, J Bae, RA Dafsari, J Lee - International Communications in …, 2023 - Elsevier
Fuel-feeding excitation (ff) is an important factor in lean combustors because it controls the
combustion process and maintains a stable mixing process. In this work, the structure of …