Results 41 to 50 of about 3,753,663 (192)

Numerical Simulation of the Impact of Oxygen Enrichment Technology on Fuel Combustion and CO Emissions During Sintering

open access: yes能源环境保护
Against the backdrop of China′s "Dual Carbon", CO emission reduction technologies are crucial in the sintering process. We employed Computational Fluid Dynamics (CFD) to develop separate models for the combustion of fuel particles and for sintering ...
Zhen LI   +3 more
doaj   +1 more source

Optimized Flare Performance Analysis Through Multi-Modal Machine Learning and Temporal Standard Deviation Enhancements

open access: yesIEEE Access
Flaring is a routine practice in the upstream gas industry to dispose of waste gases, but its efficiency can drop significantly under non-ideal conditions such as crosswinds, over-aeration, or over-steaming.
Said Boumaraf   +9 more
doaj   +1 more source

Quantitative analysis of heat transfer characteristics and advantages in opposed-piston 2-stroke diesel engines

open access: yesCase Studies in Thermal Engineering, 2023
Opposed-piston 2-stroke diesel engines (OP2S) have lower combustion chamber surface-area-to-volume ratio, resulting in lower transfer loss but also excessive surface temperature.
Sufei Wang, Fujun Zhang
doaj   +1 more source

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

Combustion characteristics of CAI combustion with alcohol fuels [PDF]

open access: yes, 2010
SAE paper 2010-01-0843: Copyright © 2010 SAE International. This paper is posted on this site with permission from SAE International, and is for viewing only. Further use and distribution of this paper is not permitted without permission from SAE.Due to
Zhao, H, Tongroon, M
core   +4 more sources

High-Efficiency Internal Combustion Engine with Exergy Regenerating Combustion.

open access: yesTRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series B, 1999
In the conventional cycle, the exergy loss caused by energy conversion from thermal energy to mechanical energy is considerable. >From the viewpoint of effective regeneration of exergy in the conversion from thermal energy to kinetic energy, a combustion process under isothermal condition is newly suggested.
ECHIGO, Ryozo   +3 more
openaire   +2 more sources

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

A lumped kinetic model for heavy fuel oil combustion

open access: yes, 2015
The study proposes a new procedure based on the Coats-Redfern method to develop kinetic model for predicting the combustion characteristics of heavy fuel oils.
Han, Yunqing   +3 more
core  

Investigation of argon oxy combustion with low molecular weight fuels: Improving thermodynamic efficiency

open access: yes, 2017
Utilizing fuel and oxidizing mixtures of oxygen and argon in spark ignition (SI) engines have been shown to increase thermal efficiency relative to standard fuel and air oxidizing mixtures due to the increased ratio of specific heats [1], [2] et.
Aznar, Miguel   +3 more
core  

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