浙江大学能源清洁利用国家重点实验室,杭州,310027
网络首发:2008-06-09,
纸质出版:2008
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谢斌飞, 程军, 周俊虎, 等. 马铃薯发酵产氢的菌株培养基改良研究[J]. 西安交通大学学报, 2008,42(6):774-778.
谢斌飞, 程军, 周俊虎, et al. Improvement of Bacteria Substrate for Hydrogen Production from Potatoes by Anaerobic Fermentation[J]. 2008, 42(6): 774-778.
为了促进马铃薯发酵产氢
研制了改良培养基驯化产氢菌株并使用淀粉生物酶降解马铃薯.将活性污泥煮沸后作为产氢菌株的接种体富集培养
使用Cl
-
代替SO
4
2-
改良传统培养基消除了传统发酵产氢的启动滞留期(约12 h)
单位最大产氢速率从703.4 mL/(g·d)提高到800.5 mL/(g·d)
最大产氢潜力从205.2 mL/g增加到218.2 mL/g.通过α淀粉酶和糖化酶处理进一步提高了马铃薯的发酵产氢能力
单位最大产氢速率进一步提高到944.7 mL/(g·d)
最大产氢潜力进一步提高到267.2 mL/g.生物气中氢气的体积分数为43%~69%
无甲烷.
In order to improve the hydrogen production from potatoes
the bacteria substrate was improved to domesticate H
2
-producing bacteria and potatoes are degraded by enzyme. The boiled activated sludge was used as H
2
-producing bacteria inoculum. While using the improved substrate
in which Cl
-
was used to substitute for SO
2-
4
a lag-phase time(about 12 h)vanished
the maximum specific hydrogen production rate increased from 703.4 mL/(g·d)to 800.5 mL/(g·d)and the maximum hydrogen yield increased from 205.2 mL/g to 218.2 mL/g. When potatoes were pretreated by a amylase and glucoamylase
the hydrogen production was further enhanced. The maximum specific hydrogen production rate was then increased to 944.7 mL/(g·d
)and the maximum hydrogen yield was increased to 267.2 mL/g. It is found that the hydrogen composition of the biogas is about 43%~69% and no methane is detected.
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林明,任南琪,马汐平,等.产氢发酵细菌培养基的选择和改进[J].哈尔滨工业大学学报,2003,35(4):398-402.
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