(II) -:

97 10 16

(2005)

(biodiesel)()()(Transesterification Reaction)

*

Transesterification Reaction of OilCatalysts: Two of the most commonly used catalysts for transesterification are NaOH and KOH. R1, R2, and R3 are long chains of carbons and hydrogen atoms, sometimes called fatty acid chains. Viscosity27-35 mm2/sec 4-5 mm2/sec

(1) B100: 100% (2) B20: 20% (3) B2: 2%

()

(20%) B20B20 (2005)()

#2(Flash point)52118%0.050.01(Cetane number)4250gr.min.2,5006,000

() (Cold filter plugging point CFPP) (Renewable)(Biodegradable) () CO2

CFPP is a problem for B100 biodiesel(http://www.eere.energy.gov/biomass/pdfs/36182.pdf)

CO2 ()

60037093103,000

()

(1) 9313 780 (2) 1300 (1) 94 90 (2) 952000

(2007)

200513

200616

2007(17)

(1) 90 (2) 9410( ) (3) 97715B1()

25080%110/

: (EurObserv'ER, Biofuels Barometer,European Biodiesel Board, and calculations based on EuroStat2004)Biodiesel Production in kT in EU 25

199130%1000 Leer CD company1990199510 / Leer CD Process

(1) RON FORDAGIGA (2) 2~3/ 8085 1993 1 ~Ester Body (1) (2)

(Carbon cycle)CO2CO2

()

(Particulate) (CO) COCO CO

() (HC) (NOx)

() (SOX)

: (US EPA2002)Basic emission correlations.

() (smoke)(soot) PMCOHC NOx