Effect of equivalence ratio on combustion and emissions of a dual-fuel natural gas engine ignited with diesel

J Zheng, J Wang, Z Zhao, D Wang, Z Huang - Applied Thermal Engineering, 2019 - Elsevier
China is the world largest natural gas engine market, and the natural gas price has a large
fluctuation range, Natural gas-diesel dual-fuel engine may be one of the options to cope with …

Direct injection of natural gas at up to 600 bar in a pilot-ignited heavy-duty engine

G McTaggart-Cowan, K Mann, J Huang, A Singh… - … International Journal of …, 2015 - JSTOR
Retaining the diesel combustion process but burning primarily natural gas offers diesel-like
efficiencies from a natural-gas fuelled heavy-duty engine. This combustion event is limited …

Impact of diesel pilot distribution on the ignition process of a dual fuel medium speed marine engine

PG Valladolid, P Tunestål, J Monsalve-Serrano… - Energy Conversion and …, 2017 - Elsevier
Recent emission legislation in the marine sector has emphasized the need to reduce
nitrogen oxides (NO x) emissions as well as sulphur emissions. The fulfilment of emission …

Computational studies of fuel injection strategies on natural gas combustion characteristics in direct-injection engines

K Pan, J Wallace - Fuel, 2021 - Elsevier
This paper studies the influences of different fuel injection strategies on flame propagation
and combustion characteristics in a glow plug assisted direct-injection natural gas engine …

The effect of operating parameters on dual fuel engine performance and emissions–an overview

I Taritaš, M Sremec, D Kozarac, M Blažić… - Transactions of …, 2017 - hrcak.srce.hr
Sažetak In order to decrease harmful exhaust gas emissions from internal combustion
engines, researchers are continuously looking for alternative fuels and combustion …

Mixture formation in a direct injection gas engine: numerical study on nozzle type, injection pressure and injection timing effects

K Keskinen, O Kaario, M Nuutinen, V Vuorinen… - Energy, 2016 - Elsevier
DI (direct injection) gas engines aim at providing clean and efficient combustion. Mixture
quality control and hydrocarbon emission reduction are key development challenges in such …

Experimental investigation on performance and heat release analysis of a pilot ignited direct injection natural gas engine

M Li, Q Zhang, G Li, S Shao - Energy, 2015 - Elsevier
Pilot ignited direct injection natural gas engines undertake significant advantages over
conventional diesel engine with specific combustion mode. In this paper, extensive …

Parametric study of pilot-ignited direct-injection natural gas combustion in an optically accessible heavy-duty engine

J Rochussen, G McTaggart-Cowan… - … Journal of Engine …, 2020 - journals.sagepub.com
Natural gas is an attractive fuel for internal combustion engines in light of its potential for
reduced greenhouse gas and particulate emissions, and significant reserves. To facilitate …

An experimental investigation of early flame development in an optical spark ignition engine fueled with natural gas

CE Dumitrescu, V Padmanaban… - … of engineering for …, 2018 - asmedigitalcollection.asme.org
Improved internal combustion engine simulations of natural gas (NG) combustion under
conventional and advanced combustion strategies have the potential to increase the use of …

A system to enable mixing controlled combustion with high octane fuels using a prechamber and high-pressure direct injector

AB Dempsey, J Zeman, M Wall - Frontiers in mechanical engineering, 2021 - frontiersin.org
The demand for transportation energy is growing and thus improving the efficiency and
reducing the pollutant emissions from this energy sector is critical. Transportation has …