Peluang dan Tantangan Komersialisasi Biodisel-Review

Hydrogen is one of the environmentallyf riendty.fuel, but hydrogen is not available while continuously increasinge nergid emanda nd fossil fuel availabilityu ecomesm o"re essential riloiga, cup u"tw"eo iemand and supplyi s to find alternativef uels. Biodieselb e a iubstitute for fossil fu;ls-ffor;lili;; is economically. Biodieselc anb e madeb y mixing vegetableo ils or fats with time effect osiidrrr wjth a ratio.of (5,-20)w t.% but in a long of this mixture transesterificatioonf oil an9da 1a 1ryce the engine.T o ourr.or. iiJ prout.r, biodiesel, ri u, synthesizedv ia alcoholw ittr ttre iid of acid or uare catalysttop roduceg lycerol and FAME (Fatty Acid MethylE ster)'c hallengesfa cedf orthe commercialization material( edible of biodieseal mongo thers,( l) expensivera w oil), (2) reactiont ime.ands ep-aratioonf the relativrry rongt ime (minimum of acid catalystss till leavest he problem ii r,o*r;, (3) the use oi conosion and corrosiono f machinet ools and pollution to the environmenbt y the catalyst'T o make biodieselc ompetitive cooking in tr,e martet, has tried to use used oil (waste oils' wco), agriculturalw aste,a nd recent studiesu sing microalgae.r o ,rrort"n ihe reactiont ime, reactionw asc arriedo ut usingu ltrasonicr eactor-technologayn d solid catalyst' to"minimiree nvironmentapl ollution to uset he In this paperw ill be summarizedo n the ""i"pii"" #i"test from usedf rying oil technorogiesin producingb iodiesel and microalgae. Keywords"b iodieselu, rtrasonirce actorm, icroalgaea,l ternative energ