Implementation of Vortex Cavities in a Turbojet Diffuser Sponsor: Williams International Progress Report 4 November 16, 2006 TEAM CRUISE CONTROL Michael Feldman Marvin Kong Nansi Xue
Table of Contents CFD with vortex cavity Test preparation progress
CFD on Diffuser with Vortex Cavity Previous analysis determined the flow separation location Further CFD done on diffuser with vortex cavity No feedback tubes implemented yet
CFD (with Vortex Cavities) Thinning of boundary layer when vortex cavities are implemented
Diffuser Components SLA model has been sent to Williams International, expected to receive the model on Monday or Tuesday New diffuser adapter has been constructed Final piece: requires a 6” PVC pipe to connect the adaptor to the vacuum inlet
Diffuser Components Pipe to be ordered from
Testing Set-up All major testing components have been accounted for Requires pitot tubes and epoxy to finish up experiment preparation Adaptor Nozzle Vacuum inletFlow speed regulator
Questions?