Ultra Low Emissions and High Performance Diesel Combustion with a Combination of High EGR, Three-Way Catalyst, and a Highly Oxygenated Fuel, Dimethoxy Methane (DMM)

Author(s):  
Hideyuki Ogawa ◽  
Nurun Nabi ◽  
Masahiro Minami ◽  
Noboru Miyamoto ◽  
Kim Bong-Seock
2000 ◽  
Author(s):  
Md. Nurun Nabi ◽  
Masahiro Minami ◽  
Hideyuki Ogawa ◽  
Noboru Miyamoto

2020 ◽  
Vol 22 (36) ◽  
pp. 20829-20836
Author(s):  
Cheng Chen ◽  
Xi Jiang

The morphology of nascent soot and the effect of oxygenated additives on sooting mitigation at a constant temperature of 3000 K.


Author(s):  
Junghwan Kim ◽  
Rolf D. Reitz ◽  
Sung Wook Park ◽  
Kian Sung

Experimental and numerical studies were performed to investigate the simultaneous reduction in NOx and CO for stoichiometric diesel combustion with a three-way catalyst. A single-cylinder engine was used for the experiments and KIVA simulations were used in order to characterize the combustion efficiency and emissions of throttled stoichiometric diesel combustion at 0.7 bar boost pressure and 90 MPa injection pressure. In addition, the efficiency of emission conversion with three-way catalysts in stoichiometric diesel combustion was investigated experimentally. The results showed CO and NOx emissions can be controlled with the three-way catalyst in spite of the fact that CO increases more at high equivalence ratios compared with conventional diesel combustion (i.e., lean combustion). At a stoichiometric operation, the three-way catalyst reduced CO and NOx emissions by up to 95%, which achieves lower emissions compared with conventional diesel combustion or low temperature diesel combustion, while keeping better fuel consumption than a comparable gasoline engine.


2021 ◽  
Author(s):  
Guoqin Wang ◽  
Gangli Zhu ◽  
Yong Ding ◽  
Chungu Xia ◽  
Fang Wang ◽  
...  

Polyoxymethylene diethyl ethers (PODEEn) are oxygenated fuel additives of high performance due to their advantageous fuel properties. PODEEn could alleviate carbon debt as the production could utilize bioethanol and biomass...


2009 ◽  
Author(s):  
Takahiko Fujiwara ◽  
Nobuyuki Takagi ◽  
Hiroki Ichinose ◽  
Mamoru Yoshioka ◽  
Masaaki Kawai

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