HighlightsNew biodiesel fuels and their specifications.Effects of diesel and biodiesel fuels on exhaust emissions and fuel consumptions of a diesel engine.Effects of diesel and biodiesel fuels on nano-particles and soot of a diesel engine.Enhanced thermodynamic analyses of a truck engine.
AbstractIn this study, diesel (JIS#2) and various biodiesel fuels (BDF20, BDF50, BDF100) are used to operate the diesel engine at 100Nm, 200Nm and full load; while the engine speed is 1800rpm. The system is experimentally studied, and the energy, exergy, sustainability, thermoeconomic and exergoeconomic analyses are performed to the system. The Engine Exhaust Particle Sizer is used to measure the size distribution of engine exhaust particle emissions. Also, the data of the exhaust emissions, soot, particle numbers, fuel consumptions, etc. are measured. It is found that (i) most of the exhaust emissions (except NOx) are directly proportional to the engine load, (ii) maximum CO2 and NOx emissions rates are generally determined for the BDF100 biodiesel fuel; while the minimum ones are calculated for the JIS#2 diesel fuel. On the other hand, the maximum CO and HC emissions rates are generally computed for the JIS#2 diesel fuel; while the minimum ones are found for the BDF100 biodiesel fuel, (iii) fuel consumptions from maximum to minimum are BDF100>BDF50>BDF20>JIS#2 at all of the engine loads, (iv) particle concentration of the JIS#2 diesel fuel is higher than the biodiesel fuels, (v) soot concentrations of the JIS#2, BDF20 and BDF50 fuels are directly proportional to the engine load; while the BDF100 is inversely proportional, (vi) system has better energy and exergy efficiency when the engine is operated with the biodiesel fuels (vii) sustainability of the fuels are BDF100>BDF50>BDF20>JIS#2, (viii) thermoeconomic and exergoeconomic parameters rates from maximum to minimum are JIS#2>BDF20>BDF50>BDF100.
Thermodynamic, environmental and economic effects of diesel and biodiesel fuels on exhaust emissions and nano-particles of a diesel engine
Transportation Research Part D: Transport and Environment ; 56 ; 203-221
2017-01-01
19 pages
Article (Journal)
Electronic Resource
English
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