Fed-batch enzymatic hydrolysis of alkaline organosolv-pretreated corn stover facilitating high concentrations and yields of fermentable sugars for microbial lipid production

Table 3 The results of enzymatic hydrolysis on various lignocellulosic materials at high solids loadings using different hydrolysis modes

Entry	Hydrolysis mode	Lignocellulosic materials	Pretreatment methods	Solids loading	Hydrolysis time (h)	Sugar concentration (g/L)					Conversion rate	References
Entry	Hydrolysis mode	Lignocellulosic materials	Pretreatment methods	Solids loading	Hydrolysis time (h)	Glucose	Xylose	Cello-oligosaccharides	Xylo-oligosaccharides	TRS	Conversion rate	References
1	Fed-batch	Corncob	Irradiation pretreatment	40% (w/v)	120	235	16	_	_	251	_	[20]
2	Fed-batch	Corn stover	Steam explosion and alkaline hydrogen-peroxide pretreatment	30% (w/v)	144	175	22	20		220	Total conversion rate of 60%	[28]
3	Batch with mechanical stirring	Corn stover	NaOH pretreatment and mechanical refining	28% (w/w), equals to 38.9% (w/v)	120	135.2	99.4	7.3	_	270	Monomeric sugar yield of 87%	[12]
4	Fed-batch	Sugarcane bagasse	Alkali pretreatment	33% (w/v)	120	129.5	56.0	9.4	_	200	Glucan conversion of 59.9%	[16]
5	Fed-batch	Corn stover	SMs pretreatment	40% (w/v)	120	146.7	58.7	15.6	25.9	251.8	Glucan and xylan conversions of 89.5% and 88.5%, respectively	This work

ISSN: 2731-3654