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Strain and process engineering toward continuous industrial fermentation

Frontiers of Chemical Science and Engineering 2023, Volume 17, Issue 10,   Pages 1336-1353 doi: 10.1007/s11705-022-2284-6

Abstract: Most current biotechnology industries are based on batch or fed-batch fermentation processes, which oftenTo increase the economic competitiveness of biological processes, continuous fermentation technologiesare being developed that offer significant advantages in comparison with batch/fed-batch fermentationHowever, several key challenges should be addressed for the industrial application of continuous fermentationprocesses, including (1) contamination of the fermentation system, (2) degeneration of strains, and

Keywords： continuous fermentation     productivity     contamination     strain degeneration     metabolic engineering    

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Detoxification and concentration of corn stover hydrolysate and its fermentation for ethanol production

Qing Li, Yingjie Qin, Yunfei Liu, Jianjun Liu, Qing Liu, Pingli Li, Liqiang Liu

Frontiers of Chemical Science and Engineering 2019, Volume 13, Issue 1,   Pages 140-151 doi: 10.1007/s11705-018-1714-y

Abstract: Thus the fermentation of glucose from sulfuric acid-hydrolyzed corn stover for the production of bioethanolhas been explored using a combined acid retardation and continuous-effect membrane distillation treatmentseparation of the sugars and acids from the acid-catalyzed hydrolysate, the removal of most of the fermentationThus the integration of acid retardation and a continuous-effect membrane distillation process are effective

Keywords： corn stover     hydrolysate     acid retardation     continuous-effect membrane distillation     ethanol fermentation    

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Continuous biohydrogen production from diluted molasses in an anaerobic contact reactor

Sheng CHANG, Jianzheng LI, Feng LIU

Frontiers of Environmental Science & Engineering 2011, Volume 5, Issue 1,   Pages 140-148 doi: 10.1007/s11783-010-0258-2

Abstract: An anaerobic contact reactor (ACR) system comprising a continuous flow stirred tank reactor (CSTR) withThe results showed that a stable ethanol-type fermentation that favored hydrogen production in the reactorIt was found that the ethanol increased more than other liquid fermentation products, and the ethanol

Keywords： fermentative hydrogen production     anaerobic contact reactor (ACR)     sludge loading rate (SLR)     butyric acid-type fermentation     ethanol-type fermentation    

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Fermentative hydrogen production from beet sugar factory wastewater treatment in a continuous stirred

Gefu ZHU, Chaoxiang LIU, Jianzheng LI, Nanqi REN, Lin LIU, Xu HUANG

Frontiers of Environmental Science & Engineering 2013, Volume 7, Issue 1,   Pages 143-150 doi: 10.1007/s11783-012-0456-1

Abstract: A low pH, ethanol-type fermentation process was evaluated for wastewater treatment and bio-hydrogen productionfrom acidic beet sugar factory wastewater in a continuous stirred tank reactor (CSTR) with an effectivem ·d , HRT of 8h, and temperature of 35°C for 28 days, the CSTR achieved stable ethanol-type fermentationm ·d on the 53rd day, ethanol-type fermentation dominant microflora was enhanced.The liquid fermentation products, including volatile fatty acids (VFAs) and ethanol, stabilized at 1493

Keywords： fermentative hydrogen production     continuous stirred tank reactor (CSTR)     specific hydrogen productionrate     beet sugar factory wastewater     ethanol-type fermentation    

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Microbial community structure and dynamics of starch-fed and glucose-fed chemostats during two years of continuous

Min GOU,Jing ZENG,Huizhong WANG,Yueqin TANG,Toru SHIGEMATSU,Shigeru MORIMURA,Kenji KIDA

Frontiers of Environmental Science & Engineering 2016, Volume 10, Issue 2,   Pages 368-380 doi: 10.1007/s11783-015-0815-9

Abstract: studied at various dilution rates (0.05–0.25 d for glucose and 0.025–0.1 d for starch) during two years continuous

Keywords： microbial community     glucose degradation     starch degradation     dilution rate     continuous methane fermentation    

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Simultaneous saccharification and fermentation of wheat bran flour into ethanol using coculture of amylotic

K. Manikandan, T. Viruthagiri

Frontiers of Chemical Science and Engineering 2009, Volume 3, Issue 3,   Pages 240-249 doi: 10.1007/s11705-009-0205-6

Abstract: Studies on simultaneous saccharification and fermentation (SSF) of wheat bran flour, a grain millingcarried out with strains of starch digesting and nonstarch digesting and sugar fermenting in batch fermentation( / ) initial starch concentration gave the highest ethanol concentration of 23.1 g/L after 48 h of fermentationSimultaneous saccharificiation and fermentation of liquefied wheat bran starch to bioethanol was studied

Keywords： simultaneous saccharification and fermentation (SSF)     starch     coculture fermentation     statistical experimental    

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The role of lipids in fermentative propionate production from the co-fermentation of lipid and food waste

Frontiers of Environmental Science & Engineering 2023, Volume 17, Issue 7, doi: 10.1007/s11783-023-1686-0

Abstract:

● Lipid can promote PA production on a target from food waste.

Keywords： Acidogenic fermentation     Microbial community     Volatile fatty acid     Propionate     Food waste     Lipid    

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Repeated batch fermentation with water recycling and cell separation for microbial lipid production

Yumei WANG, Wei LIU, Jie BAO

Frontiers of Chemical Science and Engineering 2012, Volume 6, Issue 4,   Pages 453-460 doi: 10.1007/s11705-012-1210-8

Abstract: Large waste water disposal was the major problem in microbial lipid fermentation because of low yieldIn this study, the repeated batch fermentation was investigated for reducing waste water generated inthe lipid fermentation of an oleaginous yeast CX1 strain.The waste fermentation broth was recycled in the next batch operation after the cells were separatedOur method provided a practical option for reducing the waste water generated from microbial lipid fermentation

Keywords： batch fermentation     microbial lipid     Trichosporon cutaneum CX1     flocculation     waste water    

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Ant colony optimization in continuous problem

YU Ling, LIU Kang, LI Kaishi

Frontiers of Mechanical Engineering 2007, Volume 2, Issue 4,   Pages 459-462 doi: 10.1007/s11465-007-0079-6

Abstract: Based on the analysis of the basic ant colony optimization and optimum problem in a continuous space,an ant colony optimization (ACO) for continuous problem is constructed and discussed.The algorithm is efficient and beneficial to the study of the ant colony optimization in a continuous

Keywords： beneficial     algorithm     efficient     continuous     ACO    

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Simultaneous saccharification and fermentation of sweet potato powder for the production of ethanol under

Yinxiu CAO, Hongchi TIAN, Kun YAO, Yingjin YUAN

Frontiers of Chemical Science and Engineering 2011, Volume 5, Issue 3,   Pages 318-324 doi: 10.1007/s11705-010-1026-3

Abstract: Very high gravity (VHG) technology is an effective strategy for improving the efficiency of ethanol fermentationAfter liquefaction and simultaneous saccharification and fermentation (SSF), the final ethanol concentration

Keywords： bioethanol     sweet potato     very high gravity     viscosity reduction     simultaneous saccharification and fermentation    

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Biological hydrogen production from organic wastewater by dark fermentation in China: Overview and prospects

Nanqi REN, Wanqian GUO, Bingfeng LIU, Guangli CAO, Jing TANG

Frontiers of Environmental Science & Engineering 2009, Volume 3, Issue 4,   Pages 375-379 doi: 10.1007/s11783-009-0148-7

Abstract: Biological hydrogen production by dark fermentation is an important part of biological hydrogen productionMoreover, some prospecting coupling processes with dark fermentation of hydrogen production were also

Keywords： biological hydrogen production     dark fermentation     overview     prospects    

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Purification and crystallization of xylitol from fermentation broth of corncob hydrolysates

Jinchao WEI, Qipeng YUAN, Tianxin WANG, Le WANG,

Frontiers of Chemical Science and Engineering 2010, Volume 4, Issue 1,   Pages 57-64 doi: 10.1007/s11705-009-0295-1

Abstract: In our paper, the purification and crystallization of xylitol fermentation broth by biotechnology usingAn initial xylitol fermentation broth was decolored with activated carbon (1% M-1, 60°C, 165tetrahedral shape with purity 95% and crystallization yield 60.2% was obtained from the clarified xylitol fermentationintact, economical and environmental-friendly route of purification and crystallization of xylitol from fermentation

Keywords： ion-exchange     activated     supersaturation     tetrahedral     substitute    

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Evaluating the impact of sulfamethoxazole on hydrogen production during dark anaerobic sludge fermentation

Frontiers of Environmental Science & Engineering 2023, Volume 17, Issue 1, doi: 10.1007/s11783-023-1607-2

Abstract:

● SMX promotes hydrogen production from dark anaerobic sludge fermentation

Keywords： Sulfamethoxazole     Hydrogen production     Dark anaerobic fermentation     Waste activated sludge    

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Industrialization of the Advanced Technology in Continuous Casting of Steel

Gan Yong

Strategic Study of CAE 2002, Volume 4, Issue 9,   Pages 12-18

Abstract:

The characteristics of key technology in high-effective and thin-slab continuous casting of steeltechnologies such as soft reduction, hydraulic-driven non-sinusoidal oscillation, and electromagnetic continuousThe progress direction of high-efficiency and high quality of conventional continuous casting is discussed, and the development trend of near-net-shape continuous casting and electromagnetic continuous casing

Keywords： continuous casting of steel     high-effective continuous casting     thin slab continuous casting     soft reduction     electromagnetic continuous casting     industrialization    

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Biological pretreatment of corn stover by solid state fermentation of

Jian ZHANG, Xin REN, Wenqun CHEN, Jie BAO

Frontiers of Chemical Science and Engineering 2012, Volume 6, Issue 2,   Pages 146-151 doi: 10.1007/s11705-012-1220-6

Abstract: Solid state fermentation of corn stover with the white-rot fungus was carried out and the efficiencybiologically pretreated for nine days, and the hydrolysis yield decreased sharply if the solid state fermentation

Keywords： biological pretreatment     Phanerochaete chrysosporium     solid state fermentation     biorecalcitrance    

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Title Author Date Type Operation

Strain and process engineering toward continuous industrial fermentation

Journal Article

Detoxification and concentration of corn stover hydrolysate and its fermentation for ethanol production

Qing Li, Yingjie Qin, Yunfei Liu, Jianjun Liu, Qing Liu, Pingli Li, Liqiang Liu

Journal Article

Continuous biohydrogen production from diluted molasses in an anaerobic contact reactor

Sheng CHANG, Jianzheng LI, Feng LIU

Journal Article

Fermentative hydrogen production from beet sugar factory wastewater treatment in a continuous stirred

Gefu ZHU, Chaoxiang LIU, Jianzheng LI, Nanqi REN, Lin LIU, Xu HUANG

Journal Article

Microbial community structure and dynamics of starch-fed and glucose-fed chemostats during two years of continuous

Min GOU,Jing ZENG,Huizhong WANG,Yueqin TANG,Toru SHIGEMATSU,Shigeru MORIMURA,Kenji KIDA

Journal Article

Simultaneous saccharification and fermentation of wheat bran flour into ethanol using coculture of amylotic

K. Manikandan, T. Viruthagiri

Journal Article

The role of lipids in fermentative propionate production from the co-fermentation of lipid and food waste

Journal Article

Repeated batch fermentation with water recycling and cell separation for microbial lipid production

Yumei WANG, Wei LIU, Jie BAO

Journal Article

Ant colony optimization in continuous problem

YU Ling, LIU Kang, LI Kaishi

Journal Article

Simultaneous saccharification and fermentation of sweet potato powder for the production of ethanol under

Yinxiu CAO, Hongchi TIAN, Kun YAO, Yingjin YUAN

Journal Article

Biological hydrogen production from organic wastewater by dark fermentation in China: Overview and prospects

Nanqi REN, Wanqian GUO, Bingfeng LIU, Guangli CAO, Jing TANG

Journal Article

Purification and crystallization of xylitol from fermentation broth of corncob hydrolysates

Jinchao WEI, Qipeng YUAN, Tianxin WANG, Le WANG,

Journal Article

Evaluating the impact of sulfamethoxazole on hydrogen production during dark anaerobic sludge fermentation

Journal Article

Industrialization of the Advanced Technology in Continuous Casting of Steel

Gan Yong

Journal Article

Biological pretreatment of corn stover by solid state fermentation of

Jian ZHANG, Xin REN, Wenqun CHEN, Jie BAO

Journal Article