Study on Carbonyl Emissions of Diesel Engine Fueled with Biodiesel

Figure 2

Specific carbonyl compounds emission with engine load.

(a) Formaldehyde

(b) Acetaldehyde

(c) Acrolein

(d) Acetone

(e) Propionaldehyde

(f) Crotonaldehyde

(g) Ketone/butyraldehyde

(h) Benzaldehyde

(i) Isovaleraldehyde

(j) Valeraldehyde

(k) Hexanal

(l) Benzaldehyde