Abstract
The advantage of the gas cooled high-temperature reactor (HTR) lies in its development potential for both the direct cycle gas turbine application and the generation of nuclear process heat at core gas outlet temperatures between 850° and 1000°C maximum. The change over from the steam cycle HTR, having a maximum core outlet temperature of 750°C, to the direct cycle or the nuclear process heat HTRs, having these higher gas temperatures, presents a considerable challenge to the material technology involved. In this paper, problems arising in these new reactor applications and the present state of the art concerning the core-specific components are described. This group includes coated fuel particles, fuel elements for the different HTR-types (spherical elements and block-type elements), and the reflector.
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© 1978 Purdue Research Foundation
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Nickel, H. (1978). Reactor Core Materials for Advanced High-Temperature Reactor Systems. In: Peggs, I.D. (eds) Thermal Expansion 6. Springer, Boston, MA. https://doi.org/10.1007/978-1-4615-9086-6_1
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DOI: https://doi.org/10.1007/978-1-4615-9086-6_1
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