Results 61 to 70 of about 343 (181)

Experimental Analysis of Combustion and Emission Characteristics of a Diesel Engine Using Diesel‐Biodiesel‐Methanol Blends With Cetane Enhancer Additive Under Pilot Injection Mode

open access: yesGlobal Challenges, Volume 10, Issue 3, March 2026.
The work represented in the manuscript is based on resolving the major issue of increased smoke emissions under pilot injection mode while maintaining the core benfits of it, that is, lower nitrogen oxides (NOx) emissions and improved fuel economy. This was achieved by inclusion of methanol and cetane enhancer (CE) in the base fuel.
Hiren Dave   +4 more
wiley   +1 more source

Quasi-Dimensional Multi-Zone Modeling of Methane-Diesel Dual-Fuel Combustion

open access: yesFrontiers in Mechanical Engineering, 2020
Strict CO2 emission and fuel economy regulations are motivating the developers of internal combustion engines to consider alternative fuels. Dual-fuel NG diesel engines are attractive due to minimal design changes, ability to maintain high compression ...
Shuonan Xu, Zoran Filipi
doaj   +1 more source

Noise, Vibration, and Harshness (NVH) Challenges in Hydrogen Internal Combustion Engine Vehicles

open access: yesEnergy Science &Engineering, Volume 14, Issue 2, Page 1067-1080, February 2026.
ABSTRACT This paper presents a state‐of‐the‐art literature review on noise, vibration, and harshness (NVH) in hydrogen‐fuelled internal combustion engines. Studies published between 2011 and 2025 were screened, covering fundamental flame physics, test‐bench work, and recent prototype vehicles.
Krisztián Horváth
wiley   +1 more source

Reactive Nanoparticle Composed Bilayers: An Alternate Route Toward the Production of Pt/Al Nanofoils

open access: yesSmall, Volume 22, Issue 12, 25 February 2026.
Spark ablation‐assisted gas phase electrodeposition is an alternate route toward Pt/Al self‐propagation reactive system synthesis. Pt film morphology‐dependent reaction kinetics is a significant advantage. Low spark power and gas flow rate produce porous films and slow speeds, while high power and flow rate give three orders of magnitude faster ...
Nishchay A. Isaac   +16 more
wiley   +1 more source

Hydrogen‐Enriched Microbial Oil Biodiesel With Hybrid Nanoparticles Impact on Diesel Engine Efficiency and Emissions

open access: yesAsia-Pacific Journal of Chemical Engineering, Volume 21, Issue 1, January/February 2026.
ABSTRACT This study examines a dual‐fuel enhancement strategy that combines hydrogen enrichment with hybrid nanoparticle (HNP) doping. The aim is to improve combustion, performance, and emission characteristics of microbial oil biodiesel (MOB) in compression ignition engines.
D. Premkumar   +3 more
wiley   +1 more source

Graphene-enhanced sustainable fuel from Calophyllum inophyllum for premixed charge compression ignition engines: Advancing circular economy and emission reduction

open access: yesResults in Engineering
This study investigates the impact of modifying a conventional compression ignition (CI) engine by inducting pentanol in inlet manifold and injecting graphene-blended tamanu biodiesel into the cylinder.
Murugu Nachippan N   +5 more
doaj   +1 more source

Reaction Mechanisms and HCCI Combustion Processes of Mixtures of n-Heptane and the Butanols

open access: yesFrontiers in Mechanical Engineering, 2015
A reduced primary reference fuel (PRF)-Alcohol-Di-tert-butyl Peroxide (DTBP) mechanism with 108 species and 435 reactions, including sub-mechanisms of PRF, methanol, ethanol, DTBP and the four butanol isomers, is proposed for homogeneous charge ...
Hu eWang   +5 more
doaj   +1 more source

Quantitative evaluation method for determining the misfire boundary of n-butanol premixed charge compression ignition

open access: yesFuel Processing Technology
This study proposes a novel approach for determining the misfire boundary of an engine. It skillfully builds a nonlinear mapping correlation between post-cylinder performance and in-cylinder combustion state parameters.
Zhiqiang Han   +8 more
doaj   +1 more source

Research Progress on Ammonia-Fueled Marine Engines

open access: yesEnergies
Amidst the escalating global greenhouse effect, the shipping industry faces mounting pressure to decarbonize. Consequently, ammonia has emerged as a promising zero-carbon fuel for marine engines. This review systematically categorizes current research on
Yunkai Cai   +3 more
doaj   +1 more source

Comprehensive review of innovation in piston engine and low temperature combustion technologies

open access: yesTransport
Global transport today is mainly powered by the Internal Combustion Engine (ICE) and throughout its century and a half of development it has become considerably more efficient and cleaner.
Roland Allmägi, Risto Ilves, Jüri Olt
doaj   +1 more source

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