Results 11 to 20 of about 755 (242)

Numerical Investigation of Reactivity Controlled Compression Ignition Engine Performance under Fuel Aggregation Collision to Piston Bowl Rim Edge Situation [PDF]

Iranica Journal of Energy and Environment, 2021
To better homogenize the mixture of fuel and air in the combustion chamber and to enhance the controllability of ignition timing in Reactivity Controlled Compression Ignition (RCCI) engines, controlling the start of injection (SOI) timing can be ...
S. Talesh Amiri, R. Shafaghat, O. Jahanian, A. H. Fakhari   +3 more
doaj   +1 more source

A Methodology for Studying the Relationship Between Heat Release Profile and Fuel Stratification in Advanced Compression Ignition Engines

Frontiers in Mechanical Engineering, 2020
Low temperature combustion strategies have demonstrated high thermal efficiency with low pollutant emissions (e. g., oxides of nitrogen and particulate matter), resulting from reduced heat transfer losses and lean air-fuel mixtures.
Dan A. DelVescovo, Sage L. Kokjohn, Rolf D. Reitz   +2 more
doaj   +1 more source

Fuel reactivity controlled compression ignition engine and potential strategies to extend the engine operating range: A comprehensive review

Energy Conversion and Management: X, 2022
The objective of this study is to explore various strategies i.e. reactivity stratification, thermal stratification, injection timing, and exhaust gas recirculation as key factors for prolonging the PCCI/RCCI/DDFS engine operational spectrum and ...
Ahmed Mohammed Elbanna, Cheng Xiaobei, Yang Can, Medhat Elkelawy, Hagar Alm-Eldin Bastawissi, Hitesh Panchal   +5 more
doaj   +1 more source

Reactivity Controlled Compression Ignition for clean and efficient ship propulsion [PDF]

Energy, 2019
Reactivity Controlled Compression Ignition (RCCI) is commonly mentioned as a potential efficient and clean combustion concept. This study makes the first evaluation of natural gas-diesel RCCI combustion for mid-speed marine engines. A state-of-the-art dual-fuel engine with 350 mm bore diameter is the basis for numerical simulations. GT-Power is used to
Ramesh, Sudarshan, Bekdemir, Cemil, Mikulski, Maciej   +3 more
openaire   +4 more sources

Prediction of RCCI combustion fueled with CNG and algal biodiesel to sustain efficient diesel engines using machine learning techniques

Case Studies in Thermal Engineering, 2023
This study used microalgae biodiesel as a high-reactive fuel directly injected along with various Compressed Natural Gas (CNG) energy shares (10, 20, 30, and 40%) as low-reactive fuel injected into the intake system.
Elumalai Ramachandran, Ravi Krishnaiah, Elumalai Perumal Venkatesan, Satyajeet Parida, Siva Krishna Reddy Dwarshala, Sher Afghan Khan, Mohammad Asif, Emanoil Linul   +7 more
doaj   +1 more source

Numerical Simulation of a Reactivity Controlled Compression Ignition Engine in order to Investigate the Effects of Adding Water to Low Reactivity Fuel [PDF]

Iranica Journal of Energy and Environment, 2022
For decreasing the fuel consumption of internal combustion engines, and also reducing the emissions, investigation of the effective parameters on power, emissions, and the combustion phasing is important. In this study, the influence of adding water to a
S. Talesh Amiri, R. Shafaghat, O. Jahanian, G. Sadripour   +3 more
doaj   +1 more source

Combustion Mode Design with High Efficiency and Low Emissions Controlled by Mixtures Stratification and Fuel Reactivity

Frontiers in Mechanical Engineering, 2015
This paper presents a review on the combustion mode design with high efficiency and low emissions controlled by fuel reactivity and mixture stratification that have been conducted in the authors’ group, including the charge reactivity controlled ...
Hu eWang, Zunqing eZheng, Haifeng eLiu, Mingfa eYao   +3 more
doaj   +1 more source

Reactivity Controlled Compression Ignition Engine: A Review

Jurnal Kejuruteraan, 2019
Reactivity Controlled Compression Ignition (RCCI) is an efficient dual-fuel engine combustion technology that can offer low emission level in internal combustion engine technology. RCCI technology works by generating reactivity stratification in the cylinder with two fuels of different cetane numbers.
Zuhairizan Yusof, Siti Umairah Mohamed Radzwan, Zuzailie Rosli, Aldaedin Alaa Razzaq Abdulmohsin, Mohd Radzi Abu Mansor   +4 more
openaire   +1 more source

Suitability of the Reforming-Controlled Compression Ignition Concept for UAV Applications

Drones, 2020
Reforming-controlled compression ignition (RefCCI) is a novel approach combining two methods to improve the internal combustion engine’s efficiency and mitigate emissions: low-temperature combustion (LTC) and thermochemical recuperation (TCR). Frequently,
Amnon Eyal, Leonid Tartakovsky
doaj   +1 more source

Injection Strategy in Natural Gas–Diesel Dual-Fuel Premixed Charge Compression Ignition Combustion under Low Load Conditions

Engineering, 2019
Dual-fuel premixed charge compression ignition (DF-PCCI) combustion has been proven to be a viable alternative to conventional diesel combustion in heavy-duty compression ignition engines due to its low nitrogen oxides (NOx) and particulate matter (PM ...
Hyunwook Park, Euijoon Shim, Choongsik Bae   +2 more
doaj   +1 more source