“…The use of vegetable oil results in increased volumetric fuel consumption and BSFC [15]. Emissions of CO, HC and SO x were found to be higher, whereas NO x and particulate emission were lower compared to diesel [16][17][18][19][20]. Some studies reported lower exhaust emissions including PAHs and PM [14,21].…”
“…The use of vegetable oil results in increased volumetric fuel consumption and BSFC [15]. Emissions of CO, HC and SO x were found to be higher, whereas NO x and particulate emission were lower compared to diesel [16][17][18][19][20]. Some studies reported lower exhaust emissions including PAHs and PM [14,21].…”
“…It also reduces the filter clogging and ensures smooth flow of oil. Some of the researchers [22,25] conducted the experiments on diesel engine using non-edible vegetable oils used as alternate fuels and found maximum Brake thermal efficiency, BSFC and emissions like CO, HC also increased without any engine modification. The 8 uses of biodiesel [31] in conventional diesel engines result in substantial reduction in the emission of unburned hydrocarbons, carbon monoxide and particulate.…”
“…A couple of researches have reported the good performances of modified (for long-term use) and unmodified (for short-term use) diesel engines that have been ran on pure SVO such as sunflower oil (Rosca and Zugravel 1997;Cigizoglu and Ozaklam 1997;Schlick et al 1988), rapeseed oil (Bialkowski et al 2005), palm oil (Sapvan et al 1996;Prasad 2010), cotton seed oil (Martin and Prithviraj 2011), coconut oil (Machacon et al 2001), deccan hemp oil (Hebbal et al 2006), soya bean oil (Schlick et al 1988;Niehaus et al 1985), linseed oil, castor oil, mahua oil, and neem oil (Prasad 2010), etc. Also, the use of blended SVO/PD in diesel engines have been demonstrated by several other researches Tadashi 1984;Vellguth 1983;Barsic and Humke 1981).…”
Section: Biodiesel Production Technologiesmentioning
In spite of the benefits associated with the production and consumption of biofuels, there are some crucial debatable issues like high cost, food insecurity, etc., that put them to the negative side. However, biofuels still hold impressive market potentials in the world today though most of their production technologies are sophisticated and costly. Liquid biofuels like bioethanol and biodiesel are commonly produced from feedstocks like corn, rapeseed, soybean, etc., but there are other potential feedstocks, which are more sustainable like palm oil. This chapter discusses the major sources of biofuel feedstocks, types of biofuels, their production technologies, and global market potentials.
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