Combined influence of injection timing and EGR on combustion, performance and emissions of DI diesel engine fueled with neat waste plastic oil

2018 ◽  
Vol 161 ◽  
pp. 294-305 ◽  
Author(s):  
D. Damodharan ◽  
A.P. Sathiyagnanam ◽  
D. Rana ◽  
B. Rajesh Kumar ◽  
S. Saravanan
2021 ◽  
Vol 45 (3) ◽  
pp. 217-223
Author(s):  
Khatir Naima ◽  
Younes Menni ◽  
Mounir Alliche ◽  
Giulio Lorenzini ◽  
Hijaz Ahmad ◽  
...  

Recently, there is an increasing interest in the pyrolysis of waste plastic into usable fuel as a friendly environment method for waste plastic disposal. The existing literature from various studies stated that the major problem related to the use of WPO in diesel engines is the high NOx emissions level. This paper aims to remedy this problem by suggesting the best EGR percentage with the advanced optimum injection timing. Primary, 5 EGR percentage fractions are considered: 0%, 5%, 15%, 20% and 25% percent. The results showed that 25% is the best percentage regarding emissions. However, a significant reduction in mean in-cylinder pressure, temperature, and heat release rate was depicted with the EGR fraction increase. Injection timing is advanced to recoup the decrease in performance. The results showed that 25% of EGR and advanced injection timing by 5 degrees would be better for performances and emissions of DI diesel engine while running with waste plastic oil as an alternative fuel.


2017 ◽  
Vol 67 (2) ◽  
pp. 91-100
Author(s):  
K. Punitharani ◽  
V. Parameshwaran

AbstractNOx emission is one of the major sources for health issues, acid rain and global warming. Diesel engine vehicles are the major sources for NOx emissions. Hence there is a need to reduce the emissions from the engines by identifying suitable techniques or by means of alternate fuels. The present investigation deals with the effect of Exhaust Gas Recirculation (EGR) on 4S, single cylinder, DI diesel engine using plastic oil/Diesel blends P10 (10% plastic oil & 90% diesel in volume), P20 and P30 at various EGR rates. Plastic oil blends were able to operate in diesel engines without any modifications and the results showed that P20 blend had the least NOx emission quantity.


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