Advances in Biogas Technology - Biotechnology in China: Biofuels and Bioenergy - page 125

Table 3 Development of straw biogas fermentation technology in China
Feedstock Pretreatment method Fermentation conditions Efficiency Reference

Corn stover 8% NaOH, 15 C, 20 d 35 C, 150 rpm Improving 207.1% [ 19 ]

5% ammonia, 15 C, 20 d Improving 105.8%

4% carbamide, 15 C, 20 d Improving 15.9%

P. florida Improving 165.1%

Compound bacteria 25 C, 30 d Improving 57.4% [ 20 ]

Coriolus versicolor and white-rot fungi 37 C 703.1 mL/d [ 21 ]

Lv jieling, 55 C, 5 d 37 C, 11 d 422.4 mL/g TS [ 22 ]

Enzymatic microorganism, 55 C, 5 d 455.7 mL/g TS

Speed decay fungi, 55 C, 5 d 418.8 mL/g TS

Lime water, 55 C 5 d 401.4 mL/gT S

0.8-1.0 m 3 /(m 3 Straw : pig manure = 7:3 35 C d) [ 23 ]

Steam explosion 50 C 7.54 mL/

(g VSS d)

[ 24 ]

4% NaOH, 100 C, 3 h 35 C Improving 117.9% [ 25 ]

6% NaOH, ultrasonic treatment at 360 kHz for 60 min Improving 149.8%

Rice straw 5 wt%white-rot fungi 55 C, 59 d 282.1 L/kg VS [ 26 ]

35 C, 59 d 243.3 L/kg VS

25 C, 59 d 184.5 L/kg VS

0.457 m 3 /kg TS 5 wt%white-rot fungi, 7 d 25 C, 45 d [ 27 ]

1%NaOH, 90 C, 2.5 h
100 lmol/L Mg 2+ ,
0.125%, Twain 80

37 C, 26 d Improving 569.8% [ 28 ]

Trichoderma pseudokoningii and white-rot fungi 35 C, 110 r/min Improving 55.6% [ 29 ]

Trichoderma pseudokoningii Improving 30.5% [ 29 ]

31.14 m 3 Wheat straw Lv jieling, 50 C, 3 d 25 C, 35 d [ 30 ]

32.23 m 3 Speed decay fungi, 50 C, 5 d

Calla stalk - 23 C, 22 d 1006.36 mL/g VS [ 31 ]

Reed straw 5% NaOH, 25 C, 15 d 35 C, 100 r/min 1,269 mL/d [ 32 ]

Rape stalk Compound bacteria 25 C Improving 37.6% [ 33 ]