Results 141 to 150 of about 343 (181)

Investigations on Premixed Charge Compression Ignition (PCCI) Engines: A Review

2016
To resolve the problems of high emissions in CI engines, new combustion concepts have been recently developed. Premixed charge compression ignition (PCCI) combustion is a good example. It’s a strategy in which early injection is used causing a burning process in which the fuel burns in the premixed condition.
Girish E. Bhiogade, null Neeraj Sunheriya, J. G. Suryawanshi   +2 more
openaire   +1 more source

Major sources of hydrocarbon emissions in a premixed charge compression ignition engine

International Journal of Automotive Technology, 2012
Although premixed charge compression ignition (PCCI) combustion engines are praised for potentially high efficiency and clean exhaust, experimental engines built to date emit more hydrocarbons (HCs) and carbon monoxide (CO) than the conventional machines.
G. S. Jung, Y. H. Sung, B. C. Choi, C. W. Lee, M. T. Lim   +4 more
openaire   +1 more source

Emission control studies in homogeneous charge compression ignition, premixed charge compression ignition and common rail direct injection engines – a review

Biofuels, 2019
Automobiles, as a means of transportation, have great importance in our day-to-day life. The pro pulsive power for automobiles is derived mainly by subjecting petroleum-based liquid or gaseous fuels to combustion inside the engines. The products of combustion emitted from such internal combustion engines have become a matter of concern due to the ...
Rahul Chowta P., Krishna Murthy, Mahesha G.T.   +2 more
openaire   +1 more source

Optimization of Operating Conditions in the Early Direct Injection Premixed Charge Compression Ignition Regime

SAE Technical Paper Series, 2009
<div class="htmlview paragraph">Early Direct Injection Premixed Charge Compression Ignition (EDI PCCI) is a widely researched combustion concept, which promises soot and CO₂ emission levels of a spark-ignition (SI) and compression-ignition (CI) engine, respectively.
Boot, M.D., Luijten, C.C.M., Rijk, E.P., Albrecht, B.A., Baert, R.S.G.   +4 more
openaire   +2 more sources

Homogeneous charge compression ignition (HCCI) and partially premixed combustion (PPC) in compression ignition engine with low octane gasoline

Energy, 2018
Abstract The present study investigated the in-cylinder combustion for low octane 70 primary reference fuel (PRF70) by the method of the flame index during the transition from homogeneous charge compression ignition (HCCI) combustion to partially premixed combustion (PPC).
Yanzhao An, Mohammed Jaasim, Vallinayagam Raman, Francisco E. Hernández Pérez, Jaeheon Sim, Junseok Chang, Hong G. Im, Bengt Johansson   +7 more
openaire   +2 more sources

Combustion and Emission Characteristics in a DME Premixed Charge Compression Ignition Diesel Engine

SAE Technical Paper Series, 2014
<div class="section abstract"><div class="htmlview paragraph">Premixed charge compression ignition (PCCI) combustion has been shown to be a promising combustion technique to improve the combustion process and simultaneously reduce both Nitrogen oxides (NO_x) and particulate matter (PM) emissions.
Yuwei Zhao, Ying Wang, Shenghua Liu
openaire   +1 more source

Impact of Fuel and Injection Timing on Partially Premixed Charge Compression Ignition Combustion

Energy & Fuels, 2016
Advanced combustion modes have drawn much attention from researchers due to increasingly strict emissions regulations. Partially premixed compression ignition (PCCI) combustion creates a partially premixed charge inside the cylinder before ignition occurs.
Chenxi Sun, Dongil Kang, Stanislav V. Bohac, Andre L. Boehman   +3 more
openaire   +1 more source

Effects of carbon dioxide in-cylinder injection on premixed charge compression ignition combustion

Proceedings of the Institution of Mechanical Engineers, Part D: Journal of Automobile Engineering, 2008
In this study, two fuel injections were used to realize premixed charge compression ignition combustion. The first was during the negative valve overlap period; the second was just before the compression top dead centre. First, the effects of the second fuel injection timing are discussed, and then carbon dioxide (CO
S Qu, K-Y Deng, Y Cui, L Shi
openaire   +1 more source

Diesel-fuelled homogeneous charge compression ignition engine with optimized premixing strategies

International Journal of Engine Research, 2007
The operation of a diesel-fuelled homogeneous charge compression ignition (HCCI) engine was studied in a single-cylinder, direct-injection diesel engine with regard to three key parameters: Spray penetration, time for premixing, and dilution of the premixed charge.
Kook, S, Bae, C Bae, Choongsik, Kim, J
openaire   +2 more sources

A study on premixed charge compression ignition combustion of natural gas with direct injection

International Journal of Engine Research, 2005
In order to extend the available load range and obtain higher thermal efficiency in natural gas premixed charge compression ignition (PCCI) engines, a strategy for controlling direct injection combustion is discussed. Experimental results from single-cylinder engine tests demonstrate the possibility to extend load range by direct fuel injection ...
T Ishiyama, H Kawanabe, K Ohashi, M Shioji, S Nakai   +4 more
openaire   +1 more source