Visualization of laminar-turbulent transition on rotating turbine bladesStefan von Hoesslin, Juergen Gruendmayer, A. Zeisberger, M. Sommer, Jonathan Klimesch, S. Behre, H. Brandies, C. Kähler2020 | Experiments in Fluids
In this study, Temperature Decline Thermography was enhanced and qualified for use on rotating blades in gas turbines. For the first time, a proof of concept is provided for flow visualization on stationary vanes and rotating blades under realistic flow conditions.