4.3.Control of oxygen transfer rate Parameters that influence oxygen transfer capacity of a bioreactor How do they influence oxygen transfer capacity and how do we make use of them? Fermenter design: Medium: Stirrers Oxygen solubility Baffles Viscosity Sparger Surface active compounds Liquid height:width ratio Organism: Controlled parameters: Morphology Stirrer speed(RPM) Air-liquid interface adsorption Aeration rate (VVM) Oxygen partial pressure (pO2)Parameters that influence oxygen transfer capacity of a bioreactor 4.3. Control of oxygen transfer rate Fermenter design: Medium: Stirrers Oxygen solubility Baffles Viscosity Sparger Surface active compounds Liquid height: width ratio Organism: Controlled parameters: Morphology Stirrer speed (RPM) Air – liquid interface adsorption Aeration rate (VVM) Oxygen partial pressure (pO2) How do they influence oxygen transfer capacity and how do we make use of them?