Buscar
Mostrando ítems 1-10 de 276
A new approach for k(L)a determination by gassing-out method in pneumatic bioreactors
(Wiley-Blackwell, 2016-12-01)
BACKGROUND: Determination of the volumetric oxygen transfer coefficient (k(L)a) is very important for bioreactor design and process analysis. Among all the methods available, the gassing-out technique is one of the simplest ...
Evaluación del coeficiente volumétrico de transferencia de masa KLa sobre la producción de biomasa, metabolitos y morfología de Amauroderma omphalodes
(Universidad EAFITIngeniería de ProcesosEscuela de Ingeniería. Departamento de Ingeniería ProcesosMedellín, 2022)
Aeration step method for k(L)a measurement under growth conditions in pneumatic bioreactors
(Wiley-Blackwell, 2019-07-01)
Background Determination of the volumetric oxygen transfer coefficient (k(L)a) plays an important role in the design and characterization of bioreactors. Among all methods available, few techniques are suitable for the ...
Scale-Up of Capsular Polysaccharide Production Process by Haemophilus influenzae Type b Using kLa Criterion
(MDPIDE, 2022-08-25)
Polyribosyl-ribitol-phosphate (PRP) from Haemophilus influenzae type b (Hib) is an active immunizing molecule used in the production of the vaccine against H. influenzae, and industrial production could contribute to ...
Scale-Up of Capsular Polysaccharide Production Process by Haemophilus influenzae Type b Using kLa Criterion
(MDPIDE, 2022-08-25)
Polyribosyl-ribitol-phosphate (PRP) from Haemophilus influenzae type b (Hib) is an active immunizing molecule used in the production of the vaccine against H. influenzae, and industrial production could contribute to ...
Stoichiometry of sulfite oxidation by oxygen during the determination of the volumetric mass transfer coefficient
(American Chemical Society, 2008-12)
The aim of this work was to study the effect of the initial sulfite concentration on the stoichiometric coefficient of sulfite oxidation. A combined method based on the oxidation of sulfite by oxygen in the presence of ...
Profiles of xylose reductase, xylitol dehydrogenase and xylitol production under different oxygen transfer volumetric coefficient values
(JOHN WILEY & SONS LTD, 2009)
BACKGROUND: Xylitol is a sugar alcohol (polyalcohol) with many interesting properties for pharmaceutical and food products. It is currently produced by a chemical process, which has some disadvantages such as high energy ...
Automated algorithm to determine k(L)a considering system delay
(Wiley-Blackwell, 2017-07-01)
BACKGROUNDQuantification of the volumetric oxygen transfer coefficient (k(L)a) is essential to characterize and optimize the oxygen transfer capacity of bioreactors. First order methodologies are commonly used to estimate ...
Assembly and optimization of a system for ozone utilization in laboratory scale.
(Soc Brasileira QuimicaSao PauloBrasil, 1999)
Estimation of the volumetric oxygen tranfer coefficient (KLa) from the gas balance and using a neural network technique
(Brazilian Society of Chemical Engineering, 1999-06-01)
This paper reports on the use of the gas balance and dynamic methods to obtain an estimate of the volumetric oxygen transfer coefficient (kLa) in a conventional reactor during the growth phase of the microorganism ...