Life Cycle Tests of NSE-Connection-Elements for the Wendelstein W7-X Fusion Experiment
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Design of the NSE test setup Test setup of the NSE test Friction test under cryogenic conditions
Development test for determination of service life of friction surfaces of the NSE connection elements (Narrow-Support-Elements) for the W7-X fusion experiment (W7-X pages of the IPP)
Bixaial load introduction
Nomal loads up to 1.5MN
Test at cryo-vaccum conditions (77K, 1E-6 mbar)
Development and design of test rig
Manufacturing and installation of test rig in 2MN testing machine
Test operations:
Evaluation of different materials for friction surfaces
Test of different contact geometries
Test of extreme inclination angles of friction surfaces and imperfections of friction surfaces