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高温液态水两预处理提高桉木酶解率
余强; 庄新姝; 袁振宏; 亓伟; 王琼; 马隆龙; 吴创之
2011
Source Publication太阳能学报
ISSN0254-0096
Volume32Issue:8Pages:1129
Abstract为了提高木材类生物质的酶解率,提出了高温液态水两步预处理的方法。在底物浓度为5%,pH=4.8, 50℃,40FPU/g底物的加酶量下,考察了不同预处理条件对桉木残渣酶解的影响,发现两步预处理后残渣的酶解率明显高于一步预处理后的酶解率,第二步预处理反应温度的升高和时间的延长都可提高残渣的酶解率,而温度的变化对其影响更明显。由于半纤维素和木质素的去除增大了纤维素与酶的接触机会,所以桉木经过180℃ ,20min和240℃,20min的两步高温液态水预处理后,72h的纤维素酶解率可达到97.20%,而只经过180℃,20min的一步预处理,72h的酶解率仅为72.81%。
Language英语
Document Type期刊论文
Identifierhttp://ir.giec.ac.cn/handle/344007/22313
Collection中国科学院广州能源研究所
Affiliation中国科学院广州能源研究所
First Author AffilicationGuangZhou Institute of Energy Conversion,Chinese Academy of Sciences
Recommended Citation
GB/T 7714
余强,庄新姝,袁振宏,等. 高温液态水两预处理提高桉木酶解率[J]. 太阳能学报,2011,32(8):1129.
APA 余强.,庄新姝.,袁振宏.,亓伟.,王琼.,...&吴创之.(2011).高温液态水两预处理提高桉木酶解率.太阳能学报,32(8),1129.
MLA 余强,et al."高温液态水两预处理提高桉木酶解率".太阳能学报 32.8(2011):1129.
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