Results 51 to 60 of about 334,996 (218)

Pilot Ignition of Ammonia Spray Using Dimethyl Ether Spray at Elevated Temperature: A Numerical Study

open access: yesFire
Ammonia (NH3) is a promising zero-carbon fuel to eliminate carbon footprint while the high autoignition temperature and low combustion rate of NH3 remain challenging for practical implementation.
Chengcheng Zhang, Qian Wang, Liming Dai
doaj   +1 more source

Burner development for efficient combustion of biogas

open access: yesVestnik IGEU, 2020
Now in metallurgical production energy resources demand is almost completely satisfied by gaseous fuel. Biogas obtained during organic waste processing is considered as an alternative and cheaper type of fuel. The experience of biogas application has shown that in most modern burners decrease of efficiency and limitation of the range of load regulation
V.V. Bukhmirov   +4 more
openaire   +1 more source

Plastic bags in evacuated chamber make lightweight gas sampling system [PDF]

open access: yes, 1965
Portable, lightweight system collects the exhaust gas of an aircraft during flight for use in analyzing combustion efficiency.
Shaffernocker, W. M.
core   +1 more source

An Experimental Study on the Performance and Emissions of an 8% Water-in-Diesel Emulsion Stabilized by a Hydrophilic Surfactant Blend

open access: yesEnergies
Diesel engines are known for their excellent efficiency and are therefore used in a variety of applications. However, they are also one of the main sources of hazardous emissions such as nitrogen oxides (NOx) and smoke. Water-in-Diesel Emulsion (WiDE) is
Pedro Oliveira, Francisco Brójo
doaj   +1 more source

Numerical Simulation and Analysis of Semi-Industrial Retrofit for Tangentially Fired Boilers with Slag-Tap Technology

open access: yesEnergies
High-alkali Zhundong coal presents significant challenges for power generation, due to its propensity for fouling and slagging. This study investigates a retrofit of a 300 MW tangentially fired boiler with the integration of a slag-tap chamber to improve
Qinglong Wu   +5 more
doaj   +1 more source

Numerical Investigation on Co-firing Characteristics of Semi-Coke and Lean Coal in a 600 MW Supercritical Wall-Fired Boiler

open access: yesApplied Sciences, 2019
Semi-coke is one of the principal by-products of coal pyrolysis and gasification, which features the disadvantages of ignition difficulty, low burnout rate, and high nitrogen oxides (NOx) emission during combustion process.
Chang’an Wang   +7 more
doaj   +1 more source

Low Temperature Combustion Demonstrator for High Efficiency Clean Combustion [PDF]

open access: yes, 2010
The project which extended from November 2005 to May of 2010 demonstrated the application of Low Temperature Combustion (LTC) with engine out NOx levels of 0.2 g/bhp-hr throughout the program target load of 12.6bar BMEP. The project showed that the range of loads could be extended to 16.5bar BMEP, therefore matching the reference lug line of the base ...
openaire   +2 more sources

The mOxy-CaL Process: Integration of Membrane Separation, Partial Oxy-combustion and Calcium Looping for CO2 Capture [PDF]

open access: yes, 2018
CO2 capture and storage (CCS) is considered as a key strategy in the short to medium term to mitigate global warming. The Calcium-Looping process, based on the reversible carbonation/calcination of CaO particles, is a promising technology for post ...
Chacartegui, Ricardo   +4 more
core  

Trapped-Vortex-Combustor: a Novel Technology in the Gas Turbines [PDF]

open access: yesفناوری در مهندسی هوافضا, 2017
In the present study, the evolution of using TVC as a novel technology in gas turbine combustors is investigated. The reported data suggest that different types of TVCs (AFRL and GE products) havethe potential toprovide low lean-blow out (LBO) and a wide
Mostafa Esmaeili
doaj  

A novel method of pure oxy-fuel circulating fluidized bed combustion with zero recirculation flue gas : experimental validation

open access: yes, 2018
Applying oxy-fuel combustion requires more advanced combustion control methods to avoid inadmissible high flam temperature. In fluidized beds and pulverized unites, enhanced heat transfer and recirculation flue gas are used.
Mahanta, P., Saha, U.K., Zayoud, Azd
core   +1 more source

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