b'Medical | Engineer InnovationFigure 6: Simcenter STAR-CCM+ simulations showing velocity vectors, flow streamlines and particle tracks in the sump, indicating littleshort-circuiting and quick dissipation of the recirculating flow by the impellerIn each of these cases, robust, high- effectively doubling the industry fidelity CFD simulation refinesstandard capacity for single-use understanding, addresses questions andbioreactors. nverifies expected behavior at scale, which is especially critical in situations where experimentation is not practical. As valuable a tool as Simcenter STAR-CCM+ is for ABEC, they are aware that it is capable of even more: We dont With Simcenter STAR-CCM+, perform enough CFD to take full advantage of all that it can do for us, says Kubera. Siemens provides us withwe can run a computational the support we need to demonstrate to our customers this equipment cansimulation of the laboratory operate in a very predictable fashion immediately upon startup, reducing their time-to-market. Our relationship withconfiguration and confirm Siemens Digital Industries Software helps us very capably provide thatthe same results.service.ABEC continues its innovative path,Paul Kubera recently introducing the 4,000-literVice President, Process Technology Custom Single Run bioreactor,ABECFigure 7. The air-water interface in the sump, showing a low level of deformation, indicating no vortex formation or air entrainment15'