Results 91 to 100 of about 35,665 (238)

Emission characteristics of a lean-premixed ammonia/natural-gas gas-turbine combustor and effect of secondary ammonia injection

open access: yesMechanical Engineering Journal, 2019
To develop an NH3/natural gas-fired gas-turbine combustor with minimal modifications to a natural gas-fired combustor, the effect of co-firing NH3 with natural gas on emission characteristics and combustion efficiency is investigated experimentally under
Shintaro ITO   +4 more
doaj   +1 more source

Experimental and theoretical studies of combustion rates at high pressure [PDF]

open access: yes, 2004
The thesis reports experimental and theoretical studies of premixed combustion rates at high pressure and temperature. It focuses on measurements of laminar and turbulent burning velocities at high pressures and temperatures approaching those in engines,
AI-Shahrany, Ali Saied   +1 more
core  

Predicted Thermoacoustic Flame Response at Megawatt Scale in a Near-Stoichiometric Atmospheric Industrial Furnace

open access: yesEnergies
While gas-turbine combustors have received much research attention, the forced response of large atmospheric industrial flames is much less studied. To improve the understanding of thermoacoustic instabilities in industrial combustion systems, the forced
Jesse Hofsteenge, Jim Kok
doaj   +1 more source

Filtered Tabulated Chemistry for LES of non-premixed combustion [PDF]

open access: yes, 2021
This work addresses the application of non-premixed filtered tabulated chemistry as a turbulent combustion modeling strategy in the LES framework. On the first part of this study the effects of the filtering operation on non-premixed flamelets are carefully appraised, considering an individual flamelet and the entire manifold.
openaire  

Development and validation of a combustion model for a fuel cell off-gas burner

open access: yes, 2008
A low-emissions power generator comprising a solid oxide fuel cell coupled to a gas turbine has been developed by Rolls-Royce Fuel Cell Systems. As part of the cycle, a fraction of the unreacted fuel (the off-gas) and oxidizer streams is reacted in a ...
Collins, William Tristan
core   +1 more source

An experimental study of non-premixed combustion in a turbulent fluidized-bed reactor

open access: yesFuel Processing Technology, 2007
Although the theory of fluidized bed technology is fairly well understood, non-premixed reactions in such beds have recently garnered considerable attention, particularly with respect to combustion applications, which still present a number of practical engineering and operational problems at start-up, during operation and at shutdown. While studies of
R. Sotudeh-Gharebagh   +2 more
openaire   +2 more sources

Fundamental studies of combustion of droplet and vapour mixtures [PDF]

open access: yes, 2010
There are few experimental data of a fundamental nature that clearly demonstrate the similarities and differences in burning rates between single phase and two phase combustion, either in laminar or turbulent conditions. Such data are essential towards a
Saat, Aminuddin
core  

Experimental study on premixed flame acceleration in closed pipe [PDF]

open access: yes, 2013
An experimental study has been carried out to investigate the flame acceleration in closed pipe. A horizontal steel pipe, with 2 m long and 0.1 m diameter, giving length to diameter (L/D) ratio of 20 was used in this project.
M. Kasmani, R., Mat Kiah, M. H.
core   +1 more source

Soot and radiation modelling in buoyant fires [PDF]

open access: yes, 1990
This study seeks to advance present modelling capabilities in respect of soot and thermal radiation emission from fires. Such developments are crucial to the improved estimate of the hazard potential of accidental fires.
Syed, K. J.
core  

Effect of Equivalence Ratio on Flame Morphology, Thermal and Emissions Characteristics of Inverse Diffusion Porous Burner [PDF]

open access: yesJournal of Applied Fluid Mechanics
The diffusion porous media combustion is one possible way to eliminate the drawbacks of the existing combustion systems. Inverse diffusion flame (IDF) has features of both premixed and non-premixed flames.
A. Dekhatawala, P. V. Bhale, R. Shah
doaj   +1 more source

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