Design and Manufacturing of a Mock-Up of the ITER Vacuum Vessel Support and Performance of a Vertical Load Test

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Design of the Mock-Up for the vertical load test of the ITER vacuum vessel support

Mock-Up for the vertical load test of the ITER vacuum vessel support

Integration of the Mock-Up in the vertical load test of the ITER vacuum vessel support

Design of a 1:3 scaled Mock Up of the ITER vacuum vessel support (mass ~600kg)
Support and supervision of manufacturing
Determination of strain gauge measurement points using FEM analyses
Development and optimisation of assembly procedure
Application of strain gauges (15 rosettes and 28 single strain gauges)
Development, design, and manufacturing of test set-up
Performance of vertical load test:
- Maximum pressure forcet: 1,7MN (=170to)
- Functional test of MoS₂-coating on one axis
  - Integration of a 17kNm hydraulic rotary actuator
  - Rotating of the lower support bolt +/- 1° and measuring of the friction coefficient under load
  - Life cycle test: 300 cycles
- Investigation of load paths for different load introduction positions
Identification of damages on coating
Derivation of improvement proposals for design and assembly

Project details

Core competencies: Fusion Research
Program: ITER
Customers: National Fusion Research Institute Korea (NFRI), ITER Korea (KODA)

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KRP Mechatec GmbH is an engineering services provider specialized in structural tests and analyses in the field of space, aviation, experimental research and other high-tech industries, certified according to DIN EN ISO 9001:2015.

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