Fed - batch
Modelling of Fed-batch Fermentation Process with Droppings for L-lysine Production
... increasing. Fed-batch fermentation with droppings is one of the most efficient and wildly applied types for cultivation of the microbial strain producers ...
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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)
... A técnica “fed-batch é também preferida pelo facto de optimizar a produção de biomassa, ou de produtos formados (San e Stephanopoulos, 1984; Cazzador, 1988; Shukla e Pushpavanam, 1998) e, principalmente, ...
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A Genetic Algorithm for Feeding Trajectory Optimisation of Fed-batch Fermentation Processes
... Abstract: In this work a genetic algorithm is proposed with the purpose of the feeding trajectory optimization during a fed-batch fermentation of E. coli. The feed rate profiles are evaluated based on a ...
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Optimal Feeding Trajectories Design for E. coli Fed-batch Fermentations
... coli fed-batch fermentations are developed. Fed-batch fermentation processes of ...considered fed-batch fermentation processes is done using the calculus of variations to ...
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Optimization of cyclosporin A production by Beauveria nivea in continuous fed-batch fermentation
... the fed-batch fermentation for high production of cyclosporin ...continuous fed- batch fermentation have been ...continuous fed-batch fermentation processes with diferent ...
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Modelling of Escherichia coli Cultivations: Acetate Inhibition in a Fed-batch Culture
... As a result of the forgoing discussion, the acetate production and inhibition of E. coli by acetate has been examined. This paper deals with dynamic modelling of fed-batch culture of E. coli MC4110. Three ...
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Production of 2,3-Butanediol from Sucrose by Klebsiella pneumoniae NRRL B199 in Batch and Fed-Batch Reactors
... g/L/h. K. pneumoniae fermented 204 g/L sucrose to produce 84.3 g/L of a mixture 2,3-butanediol/acetoin with a yield of 0.41 g/g and a productivity of 1.06 g/L/h. Higher oxygen transfer rates improved the overall process ...
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Development of Fed-Batch Cultivation Strategy for Efficient Oxytetracycline Production by Streptomyces rimosus at Semi-Industrial Scale
... Thus, fed- batch strategy was considered as alternative cultivation process by many researchers to increase antibiotic production by actinomycetes such as in case of rifamycins production by ...
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Optimisation of the fed-batch production of a silk-elastin-like protein : overcoming acetate accumulation and plasmid instability
... again observed in our fed-batch optimisation study described above. In the second section of our study we attempted to address this problem by investigating various plasmid stabilisation systems as well as ...
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The use of date waste for lactic acid production by a fed-batch culture using Lactobacillus casei subsp. rhamnosus
... Fed-batch cultivations were carried out in a 10 L stirred tank fermentor (LKB, Bromma, Sweden) and the initial working volume was set at 1 L. After inoculation, batch fermentation was performed for ...
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Characteristics of corn stover pretreated with liquid hot water and fed-batch semi-simultaneous saccharification and fermentation for bioethanol production.
... The fed-batch S-SSF experiments results shown in Table 2 indicate that the ethanol concentration of the first feeding mode (feeding one time) were higher than those of the second feeding mode (feeding many ...
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Monitoring and robust adaptive control of fed-batch cultures of microorganisms exhibiting overflow metabolism [abstract]
... Overflow metabolism characterizes cells strains that are likely to produce inhibiting by-products resulting from an excess of substrate feeding and a saturated respiratory capacity. The critical substrate level ...
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Genetic Algorithmic Optimization of PHB Production by a Mixed Culture in an Optimally Dispersed Fed-batch Bioreactor
... for fed-batch bioreactors, where time-dependent control of one or more feed streams is critical and the process is inherently ...optimizing fed-batch microbial cultures. Na et al. [18] ...
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Braz. J. Chem. Eng. vol.27 número4
... in batch cultivations (Romero et al., 1984; Chen et al. 2002). The fed-batch strategies have been considered as means of overcoming substrate inhibition and metabolite repression, besides controlling ...
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A Multiple-objective Optimization of Whey Fermentation in Stirred Tank Bioreactors
... Abstract: A multiple-objective optimization is applied to find an optimal policy of a fed-batch fermentation process for lactose oxidation from a natural substratum of the strain Kluyveromyces marxianus ...
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Matéria (Rio J.) vol.13 número1
... microelement solution. Fed-batch experiments were conducted using a VIRTIS OMNI-CULTURE bioreactor (initial pH 7.0, 30 o C, 300 rpm). Soybean oil (10 g L -1 ), sodium lactate (15 g L -1 ), lactic acid (5 g ...
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Rev. Bras. Cienc. Farm. vol.40 número3
... Table I shows the results obtained in these two cultures. Comparing the fed-batch process to the batch process studied, the biomass (P x ) and astaxanthin productivity (P p ) increased approximately ...
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Potential of microalgae in the bioremediation of water with chloride content
... LIU, C.-W. and LIU, H.-S., 2011. Rhodococcus erythropolis strain NTU-1 efficiently degrades and traps diesel and crude oil in batch and fed-batch bioreactors. Process Biochemistry, vol. 46, no. 1, ...
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Braz. J. Chem. Eng. vol.27 número4
... results (dependent variables) for canthaxanthin, total carotenoid and cell mass production that resulted from the 36-trial Plackett-Burman test under fed- batch process conditions are shown in Table 1. The ...
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