The Numerical Analysis of Fluid-Solid Heat Transfer on Coil Terminal Box Thermal Shield for ITER Feeder

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Abstract:

As one of the key components, the feeder coil terminal box (ctb) of the international thermonuclear experimental reactor ( iter) covered with an internal 80[K] thermal radiation shield, provides the 4.5[K] environment and houses the interconnection of the magnet systems with the cryo-plant, the power supplies, the data acquisition system and the local cryogenic components. This paper presents a finite element analysis of fluid-solid heat transfer on thermal shields for iter pf (poloidal field) feeders coil terminal box (ctb), especially for cooling-pipes and his connection with panel firstly. The main objective of this analysis is to evaluate the heat-shielding effects of design layout and operating parameters of helium cooling-pipes with cfd (computational fluid dynamics) techniques. The model and method do not only consider the temperature distribution as well as the pressure dropping, also the deformation caused by thermal stress. Based on the results, the heat transfer in the ctb thermal shields has been studied and the detail design confirmed.

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Periodical:

Advanced Materials Research (Volumes 875-877)

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1009-1015

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Online since:

February 2014

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© 2014 Trans Tech Publications Ltd. All Rights Reserved

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