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高温液态水/蒸汽渗透-酶法处理麦草秸秆的工艺研究

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田毅红 许雪峰 李德莹 龚大春

三峡大学化学与生命科学院,湖北宜昌443003

农产品加工.学刊
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国际标准刊号:ISSN 1671-9646
国内统一刊号:CN 14-1310

摘  要:

研究了高压反应釜内用高温液态水/蒸汽渗透预处理麦草秸秆的工艺,在麦秸秆底物含量为6%,反应时间为25min,反应温度为160℃,稀硫酸体积分数为0.5%的条件下,能得到较大的纤维素转化率。将预处理后的麦秸滤渣,利用康宁木霉(Triehoderma koningii)固态发酵产生的纤维素酶进行酶水解实验,能得到较大的还原糖得率。[著者文摘]

高温液态水;蒸汽渗透;纤维素酶;酶水解中图分类号:$816.3;$817 文献标志码:A The Experimental Research on the Pretreatmental of Wheat Straw by Liquid Hot W ater/Stream and the Enzymatic..Hydrolysis Tian Yihong,Xu Xuefeng,Li Deying,Gong Dachun (Chemistry and Life Science College;Three Gorges University,Yichang,Hubei 443003,China) Ab酬:In this research,liquid hot water/stream iS utilized to pretreat wheat straw in high—pressure reactor,residue iS en—zymatic—hyd......
Nongchanpin Jlagong.Xuekan

栏目信息:

工艺探讨

分 类 号:

S816.3 S817

文献标识码:

A

文章编号:

1671-9646(2008)02-0065-03

相关文章:

主题相关

The Experimental Research on the Pretreatmental of Wheat Straw by Liquid Hot Water/Stream and the Enzymatic-Hydrolysis

Tian Yihong, Xu Xuefeng, Li Deying, Gong Dachun (Chemistry and Life Science College; Three Gorges University, Yichang, Hubei 443003, China)

Abstract:

In this research, liquid hot water/stream is utilized to pretreat wheat straw in high-pressure reactor, residue is enzymatic-hydrolysis, cellulase production was carried out by solid state fermentation with trichoderma koningii. The most superior condition of liquid hot water/stream pretreats for wheat straw is under 160 ℃, 25 min, the solid fluid concentration is 6%. It can obtain original state sugars rate.[著者文摘]

Key words:

liquid hot water; stream; ellulase; enzymatic-hydrolysis

收稿日期: 2008-01-13

作者简介:

田毅红(1969-),女,陕西人,硕士,讲师,研究方向:生物化工与发酵。

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