The Interplay between Breeding and Thermal Feedback in a Molten Chlorine Fast Reactor

The energy trilemma and UN SDG 7 form the key drivers for the future of all kinds of energy research. In nuclear technology, molten salt reactors are an interesting option, since they can offer a game-changing approach to deliver an attractive, highly sustainable option for a zero-carbon society by...

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Main Authors: Bruno Merk, Anna Detkina, Dzianis Litskevich, Seddon Atkinson, Gregory Cartland-Glover
Format: Article
Language:English
Published: MDPI AG 2020-04-01
Series:Energies
Subjects:
Online Access:https://www.mdpi.com/1996-1073/13/7/1609
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author Bruno Merk
Anna Detkina
Dzianis Litskevich
Seddon Atkinson
Gregory Cartland-Glover
author_facet Bruno Merk
Anna Detkina
Dzianis Litskevich
Seddon Atkinson
Gregory Cartland-Glover
author_sort Bruno Merk
collection DOAJ
description The energy trilemma and UN SDG 7 form the key drivers for the future of all kinds of energy research. In nuclear technology, molten salt reactors are an interesting option, since they can offer a game-changing approach to deliver an attractive, highly sustainable option for a zero-carbon society by providing sufficient breeding for a self-sustained long-term operation based on spent nuclear fuel from existing reactors while being able to be controlled ideally by inherent processes. To achieve these goals, several basic challenges have already been identified and worked on; demonstration of sufficient breeding and development of a demand driven salt clean up system. This study follows up on the opportunity for reactor control based on inherent feedback mechanisms. It is demonstrated that the investigated sodium chloride-uranium chloride-based systems can feasibly deliver a thermal feedback effect, which is strong enough, to compensate for the critically change due to breeding and fission product accumulation for two different compositions. The achieved results provide a very positive outlook on the system inherent ability for reactor self-control and even for the feasibility of a load following operation based on inherent feedback effects instead of massive and costly manual/automated control system operation.
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spelling doaj.art-02d0795bcde34b49835cf79c02b1a46e2023-11-19T20:24:25ZengMDPI AGEnergies1996-10732020-04-01137160910.3390/en13071609The Interplay between Breeding and Thermal Feedback in a Molten Chlorine Fast ReactorBruno Merk0Anna Detkina1Dzianis Litskevich2Seddon Atkinson3Gregory Cartland-Glover4School of Engineering, University of Liverpool, Liverpool L69 3GH, UKSchool of Engineering, University of Liverpool, Liverpool L69 3GH, UKSchool of Engineering, University of Liverpool, Liverpool L69 3GH, UKSchool of Engineering, University of Liverpool, Liverpool L69 3GH, UKScientific Computing Department, Science and Technology Facilities Council, Daresbury Laboratory, SciTech Daresbury, Cheshire WA4 4AD, UKThe energy trilemma and UN SDG 7 form the key drivers for the future of all kinds of energy research. In nuclear technology, molten salt reactors are an interesting option, since they can offer a game-changing approach to deliver an attractive, highly sustainable option for a zero-carbon society by providing sufficient breeding for a self-sustained long-term operation based on spent nuclear fuel from existing reactors while being able to be controlled ideally by inherent processes. To achieve these goals, several basic challenges have already been identified and worked on; demonstration of sufficient breeding and development of a demand driven salt clean up system. This study follows up on the opportunity for reactor control based on inherent feedback mechanisms. It is demonstrated that the investigated sodium chloride-uranium chloride-based systems can feasibly deliver a thermal feedback effect, which is strong enough, to compensate for the critically change due to breeding and fission product accumulation for two different compositions. The achieved results provide a very positive outlook on the system inherent ability for reactor self-control and even for the feasibility of a load following operation based on inherent feedback effects instead of massive and costly manual/automated control system operation.https://www.mdpi.com/1996-1073/13/7/1609nuclear energynuclear reactorsmolten salt reactorsclosed fuel cyclefeedback effectsreactor control
spellingShingle Bruno Merk
Anna Detkina
Dzianis Litskevich
Seddon Atkinson
Gregory Cartland-Glover
The Interplay between Breeding and Thermal Feedback in a Molten Chlorine Fast Reactor
Energies
nuclear energy
nuclear reactors
molten salt reactors
closed fuel cycle
feedback effects
reactor control
title The Interplay between Breeding and Thermal Feedback in a Molten Chlorine Fast Reactor
title_full The Interplay between Breeding and Thermal Feedback in a Molten Chlorine Fast Reactor
title_fullStr The Interplay between Breeding and Thermal Feedback in a Molten Chlorine Fast Reactor
title_full_unstemmed The Interplay between Breeding and Thermal Feedback in a Molten Chlorine Fast Reactor
title_short The Interplay between Breeding and Thermal Feedback in a Molten Chlorine Fast Reactor
title_sort interplay between breeding and thermal feedback in a molten chlorine fast reactor
topic nuclear energy
nuclear reactors
molten salt reactors
closed fuel cycle
feedback effects
reactor control
url https://www.mdpi.com/1996-1073/13/7/1609
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