Improving thermal efficiency of internal combustion engines: recent progress and remaining challenges

RY Dahham, H Wei, J Pan - Energies, 2022 - mdpi.com
Improving thermal efficiency and reducing carbon emissions are the permanent themes for
internal combustion (IC) engines. In the past decades, various advanced strategies have …

Internal combustion engines: Progress and prospects

A Alagumalai - Renewable and Sustainable Energy Reviews, 2014 - Elsevier
Indeed, the engine industries have seen a tremendous growth in the research and
development of new-age technologies over the past ten years or so. Even though a huge …

Experimental study on the effects of EGR on combustion and emission of an SI engine with gasoline port injection plus ethanol direct injection

X Yu, Z Zhao, Y Huang, W Shi, Z Guo, Z Li, Y Du, Z **… - Fuel, 2021 - Elsevier
Ethanol has shown substantial capacity for improving the emission and combustion. EGR
can effectively and significantly reduce emissions. Based on the open-loop control system …

Comprehensive analysis of combustion behaviors of hydrogen (H2)/diesel reactivity-controlled compression ignition (RCCI) in a light-duty diesel engine

H Duan, M Jia, Z Xu, Y Li, G **a - Fuel, 2023 - Elsevier
In this study, a comprehensive analysis of the combustion behaviors of hydrogen (H
2)/diesel reactivity-controlled compression ignition (RCCI) was conducted toward the …

Experimental study on lean-burn characteristics of an SI engine with hydrogen/gasoline combined injection and EGR

X Yu, Z Guo, L He, W Dong, P Sun, Y Du, Z Li… - International Journal of …, 2019 - Elsevier
Hydrogen has shown potential for improving the combustion and emission characteristics of
the spark ignition (SI) dual-fuel engine. To reduce the additional NO x emissions caused by …

Experimental and numerical studies of thermal power conversion and energy flow under high-compression ratios of a liquid methane engine (LME)

H **, J Fu, F Zhou, J Yu, J Liu, Z Meng - Energy, 2023 - Elsevier
To improve the performance of a liquid methane engine (LME) under universal
characteristics, the in-cylinder combustion process and thermal power conversion under …

Numerical simulation on combustion process of a hydrogen direct-injection stratified gasoline Wankel engine by synchronous and asynchronous ignition modes

C Shi, C Ji, S Wang, J Yang, X Li, Y Ge - Energy conversion and …, 2019 - Elsevier
A Wankel engine with hydrogen direct-injection enrichment is recognized as an attractive
method to enhance combustion efficiency. In this paper, on the basis of the chemical kinetic …

Influence of a low pressure EGR loop on a gasoline turbocharged direct injection engine

JM Luján, H Climent, R Novella… - Applied Thermal …, 2015 - Elsevier
This paper presents an experimental study of a low pressure EGR loop on a spark ignition
(SI) Gasoline Turbocharged Direct Injection (GTDI) engine that will improve the …

An experimental investigation on combustion and performance characteristics of supercharged HCCI operation in low compression ratio engine setting

S Polat, HS Yücesu, A Uyumaz, K Kannan… - Applied Thermal …, 2020 - Elsevier
This study investigates the effects of boost pressure on combustion and performance of an
early direct injection homogenous charge compression ignition (HCCI) engine at a low …

Combustion analysis of a SI engine with stratified and homogeneous pre-chamber ignition system using ethanol and hydrogen

NDSA Santos, CEC Alvarez, VR Roso… - Applied Thermal …, 2019 - Elsevier
Environmental regulations have been increasingly demanding reduction of fossil fuel
consumption and emission in industrial activities and in the transportation sector. In this …