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22–26 Jul 2024
CICG - GENEVA, Switzerland
Europe/Zurich timezone

Instrumentation selection for cryogenic HTS coil gamma irradiation at doses up to 10MGy

24 Jul 2024, 14:00
2h
Poster area

Poster area

Poster Presentation (120m) ICMC 14: Cryogenic microelectronics, photonics, sensors and detectors Wed-Po-2.2

Speaker

Vicky Bayliss (Tokamak Energy)

Description

Tokamak Energy has completed a project to build our understanding of the performance of HTS coils under gamma radiation up to doses of 10MGy. A cryogenic HTS test rig was built to enable this, and testing was carried out at the Gamma Irradiation Facility at Sandia National Laboratories.

One of the key challenges of this unique experiment is instrumentation selection. Instrumentation on the HTS coils under test are exposed to gamma radiation up to doses of 10MGy while at cryogenic temperatures. The selection of sensors and design of instrumentation hardware in the cryostat was critical to deliver accurate and reliable experimental results.

This poster will focus on the selection and performance of key components, including temperature and magnetic field sensors, for operation in a cryogenic and gamma radiation environment.

Submitters Country United Kingdom

Authors

James BROWN (Tokamak Energy) Matt Bristow (Tokamak Energy) Max Rowland (Tokamak Energy) Rod Bateman Saman Ghannadzadeh (Tokamak Energy) Vicky Bayliss (Tokamak Energy) chris wilson (Tokamak Energy)

Presentation materials