Natural gas engine technologies: Challenges and energy sustainability issue

GT Chala, AR Abd Aziz, FY Hagos - Energies, 2018 - mdpi.com
Energy sustainability and environmental issues pose greater challenges on different primary
energy sectors as the global energy demand increases and it is projected to further increase …

A review of ultra-lean and stratified charged combustion in natural gas spark ignition engines

S Ziyaei, SK Mazlan, P Lappas - SAE International Journal of Engines, 2023 - sae.org
Natural gas (NG) can be compressed to a high pressure of around 200 bar for use in
engines and other applications. Compressed natural gas (CNG) contains 87–92% methane …

[PDF][PDF] Effect of Octane Number on Performance and Exhaust Emissions of an SI Engine

NH Athafah, AM Salih - Engineering and Technology Journal, 2020 - iasj.net
Internal combustion engines are expected to continue to operate vehicles, heavy and
medium machines. This applies to both types of engines (spark ignition engines or …