Results 11 to 20 of about 330,826 (219)

Model-Based Control for Dual-Fuel Engines

open access: yesFrontiers in Mechanical Engineering, 2020
The dual-fuel engine (DFE) has been focused on in order to improve its efficient use of natural gas. It has been reported that in DFE the combustion efficiency of the natural gas decreases at a low load.
Hiroaki Ichihashi   +3 more
doaj   +1 more source

The Combustion Characteristics of Double Ramps in a Strut-Based Scramjet Combustor

open access: yesEnergies, 2021
This paper focuses on the influence of ramp locations upstream of a strut-based scramjet combustor under reacting flow conditions that are numerically investigated. In contrast, a computational study is adopted using Reynolds Averaged Navier Stokes (RANS)
A. Antony Athithan   +4 more
doaj   +1 more source

Effect of Nozzle Port Shape of Fuel Injector of Micro Gas Turbine Engine Combustor on Mixture Gas Formation for Combustion

open access: yesFluids, 2022
The objective of this study was to optimize the design of the injection nozzle hole of the fuel injector of a model MGT engine. To achieve a higher combustion efficiency of the mixed gas in the combustion chamber, first, well-mixed homogeneous gas should
Yang He, Chul-Ho Kim
doaj   +1 more source

From fire whirls to blue whirls and combustion with reduced pollution. [PDF]

open access: yes, 2016
Fire whirls are powerful, spinning disasters for people and surroundings when they occur in large urban and wildland fires. Whereas fire whirls have been studied for fire-safety applications, previous research has yet to harness their potential burning ...
Gollner, Michael J   +2 more
core   +2 more sources

Gas Turbine Combustion Efficiency [PDF]

open access: yesVolume 2: Coal, Biomass and Alternative Fuels; Combustion and Fuels, 1985
A method of correlating combustor efficiency as a function of geometry and operating conditions is presented. A simple equation correlates all the data for a given engine type with a single parameter. The correlating parameter is a function of fuel flow, pressure, temperature and volume in a form similar to others in the literature.
openaire   +1 more source

Combination of multiple combustion modes in a gas engine system using dedicated EGR

open access: yesNihon Kikai Gakkai ronbunshu, 2019
Although HCCI combustion has high thermal efficiency, it has difficulties such as controlling its ignition timing and combustion. This study proposed a method to make HCCI combustion in gas engines possible, combining dedicated EGR, SI combustion, and ...
Tomoaki TAKEUCHI   +3 more
doaj   +1 more source

Design and development of combustion chambers for gas turbine engines based on calculations of various levels of complexity [PDF]

open access: yesВестник Самарского университета: Аэрокосмическая техника, технологии и машиностроение, 2021
The article proposes a method for designing combustion chambers for gas turbine engines based on a combination of the use of calculations in a one-dimensional and three-dimensional formulation of the problem.
Y. B. Aleksandrov   +2 more
doaj   +1 more source

Simulation study on the carbon capture system applying LNG cold energy to the O2/H2O oxy-fuel combustion

open access: yesNatural Gas Industry B, 2018
At present, the oxy-fuel combustion (O2/CO2 circulating combustion) is dominant in natural gas generating systems, but it consumes much energy for air separation oxygen generation and carbon capture, leading to a severe reduction of generating efficiency.
Yanwen Guan   +7 more
doaj   +1 more source

Granulated biofuels combustion efficiency

open access: yesIOP Conference Series: Earth and Environmental Science, 2019
Abstract The article presents the results of experimental studies of the thermal and ecological performance of the Firematic 60 boiler manufactured by Herz Energietechnik GmbH. Wood pellets with diameter of 6 and 8 mm and biochar from hydrolytic lignin were used for combustion. The components of the boiler’s heat balance and the emission
V K Lyubov, E I Popova, A N Popov
openaire   +1 more source

Experimental Study of Methane Combustion Efficiency in a High-Enthalpy Oxygen-Containing Flow

open access: yesApplied Sciences, 2022
The article presents the experimental study analysis results of the methane combustion efficiency in a high-enthalpy oxygen-containing flow (HOF) inside of constant cross-section channel, finite along the length.
Ilya Grishin   +2 more
doaj   +1 more source

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