Fed-batch ethanol fermentation
Characteristics of corn stover pretreated with liquid hot water and fed-batch semi-simultaneous saccharification and fermentation for bioethanol production.
... on ethanol production from corn stover is of high importance in the new energy resource development ...hydrolysis, fermentation, and distillation ...
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COMPARING A DYNAMIC FED-BATCH AND A CONTINUOUS STEADY-STATE SIMULATION OF ETHANOL FERMENTATION IN A DISTILLERY TO A STOICHIOMETRIC CONVERSION SIMULATION
... Further simulations were made with additional values of sugar concentration in the juice to search for a pattern for the conversion of sugar as a function of the input. The identifi cation of such a pattern would be ...
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Fed Batch Enzymatic Saccharification of Food Waste Improves the Sugar Concentration in the Hydrolysates and Eventually the Ethanol Fermentation by Saccharomyces cerevisiae H058
... to ethanol depends mainly on the extent of carbohydrate ...the batch operation system, however, low substrate concentration would yield low concentrations of sugars for fermentation and ...
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INFLUENCE OF CARBON SOURCE AND THE FERMENTATION PROCESS ON LEVAN PRODUCTION BY Zymomonas mobilis ANALYZED BY THE SURFACE RESPONSE METHOD
... and fermentation processes (batch and fed ...and batch fermentation were ...the fermentation medium resulted in an increase in cell concen- tration, as well as ethanol and ...
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PRODUCTION OF PULLULAN BY A THERMOTOLERANT AUREOBASIDIUM PULLULANS STRAIN IN NON- STIRRED FED BATCH FERMENTATION PROCESS Ranjan Singh1 , Rajeeva Gaur2 , Soni Tiwari2 , Manogya Kumar Gaur3
... After fermentation, the culture medium was heated at 100 o C in water bath for 15 minutes, cooled to room temperature and centrifuged at 12,000 rpm at 4 o C for 10 minutes to remove cells and other ...cold ...
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Calculation of Fermentation Parameters from the Results of a Fed-Batch Test Taking Account of the Volume of Biomass in the Fermenting Medium
... (11), (14) and (18) instead of P ' , P and ' f P i ' , respectively. If, however, the purpose would be to study the process performance taking account of only the extracellular ethanol, since only the medium ...
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A Multiple-objective Optimization of Whey Fermentation in Stirred Tank Bioreactors
... Tonnon at all [11] have used interactive procedure to solve multiple-objective optimization problems. A fuzzy set has been used to model the engineer’s judgment on each objective function. The properties of the obtained ...
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Automation of a reactor for enzymatic hydrolysis of sugar cane bagasse: Computational intelligence-based adaptive control
... of ethanol as automotive fuel occurred in the 1970s, when the government initiated a national program (Pró-Álcool) to reduce the dependency on foreign refined ...
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MOLECULAR CHARACTERIZATION OF DOMINANT YEAST STRAINS ISOLATED DURING ETHANOL FERMENTATION PROCESS
... the fermentation yield, especially microbial contamination, either by bacteria or native yeasts strains, the so-called wild yeasts, whether these are Saccharomyces or ...the fermentation process along with ...
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CO 2H CO 2 H HO 2C C CH 2 OH
... industrial fermentation are sugars in solutions at concentrations ranging from 15 to ...and fermentation processes can be carried out (2) using as substrates potato starch, sugarcane and sugarbeet molasses, ...
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Modelling of Escherichia coli Cultivations: Acetate Inhibition in a Fed-batch Culture
... A significant problem in Escherichia coli cultivation processes that use glucose (as primary carbon energy substrate) is the formation of acetate as either an intermediate product or a major byproduct. Acetic acid ...
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Production of 2,3-Butanediol from Sucrose by Klebsiella pneumoniae NRRL B199 in Batch and Fed-Batch Reactors
... 2,3-Butanediol has potential applications in the manufacture of 1,3-butanediene, antifreeze, methyl ethyl ketone, polyurethane foams, and other chemical feedstockcs normally produced from substances derived from natural ...
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Orientador: Doutora Gilda Carvalho, Investigadora Principal, Faculdade de Ciências e Tecnologias, Universidade Nova de Lisboa Co-orientador: Doutora Filomena Feitas, Investigadora Principal, Faculdade de Ciências e Tecnologias, Universidade Nova de Lisboa
... No 32º dia de operação a concentração da fonte de carbono foi aumentada para 0,59 g/L (no Meio C). No entanto, observou-se uma diminuição ligeira da concentração de biomassa, entre o 31º e 38º dia de operação (de 1,8 ...
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UNIVERSIDADE NOVA DE LISBOA Faculdade de Ciências e Tecnologia Departamento de Ciências e Engenharia do Ambiente CONTRIBUIÇÃO PARA O ESTUDO DA INFLUÊNCIA DO DIÓXIDO DE CARBONO NO PROCESSO DE BIODEGRADAÇÃO (REACTOR FED-BATCH PROPORCIONAL)
... As técnicas, “batch” e “fed-batch”, necessitam de uma fonte de biomassa aclimatada, para a realização de ensaios de biodegradabilidade. Normalmente, recorre-se a sistemas de cultura contínua ou ...
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Selection of Thai starter components for ethanol production utilizing malted rice from waste paddy
... for ethanol fermentation. Ethanol pro- duction at 90 hrs of incubation in SSF showed the largest variability of production rate in the experiments, which were used to calculate the statistic analysis ...
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Braz. J. Chem. Eng. vol.19 número2
... Based on the results obtained above, the fermentation medium was reformulated. The ratio between molasses and yeast extract was reduced in medium M4, since sporulation is intensified after exhaustion of ...
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Corn silage inoculated with microbial additives
... lambs fed corn silage inoculated with ...Lambs fed Control silage associated to 40% of concentrate had lower nutrients ...lambs fed inoculated corn silage. Lambs fed LB silage associated to ...
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Sugar Cane Juice Fermentation by Zymomonas mobilis CP4 Subjected to Inhibition by Ethanol and High Initial Concentration of Substrate
... fuel ethanol industry to expand, there is a requiriment for search of more competitive ethanologenic ...improving ethanol production (Daugulis et ...in ethanol destilleries. High sucrose ...
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Enhanced ethanol and glucosamine production from rice husk by NAOH pretreatment and fermentation by fungus Mucor hiemalis
... It has been frequently reported that agricultural and forest residues are largely unused and available in huge capacity (Kim and Dale, 2004; Limayem and Ricke, 2012; Salehian and Karimi, 2013). For instance, rice is a ...
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MATERIALS AND METHODS AnSBBR with immobilised biomass and mechanical stirring
... The increase in the organic load also led to a gradual increase in the volumes of biogas per cycle (Conditions C01 to C08). This result can be explained by the increase in the organic matter (COD) fed because ...
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