<a style="color:#000" href="https://www.tugraz.at/institute/ittm">Institute of Thermal Turbomachinery and Machine Dynamics</a></br><a href="https://www.tugraz.at">Graz University of Technology</a> https://aeroenginesafety.tugraz.at/ 2026-04-13T18:09:35+00:00 https://aeroenginesafety.tugraz.at/ https://aeroenginesafety.tugraz.at/lib/exe/fetch.php?media=wiki:logo.png text/html 2022-02-20T16:00:55+00:00 Anonymous (anonymous@undisclosed.example.com) https://aeroenginesafety.tugraz.at/doku.php?id=24:24&rev=1645372855&do=diff 24. Problems in connection with test rigs <a id="problems-of-test-rigs"></a> [ Problems of test rigs ] Aeroengines undergo for different reasons test runs and certification/approval runs: Acting in the scope of maintenance, this takes place in the as mounted condition. At airliners on the wing, at fighter aircrafts and helicopters <a id="problems-at-aeroengine-test-rigs"></a><a id="disk-fracture-during-test-run"></a><a id="risk-of-high-pressure-turbine-test"></a><a id="vibrations-caused-b…