Fusion breeding for mid-century, sustainable, carbon free power

Fusion has often been billed as the ultimate 21st century sustainable energy source. However, not only is the pace of the program glacially slow, it seems to recede further and further into the future. One way to speed up the delivery of economical fusion could be to change the objective from pure f...

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Main Author: Wallace Manheimer
Format: Article
Language:English
Published: Elsevier 2020-09-01
Series:Heliyon
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2405844020317667
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author Wallace Manheimer
author_facet Wallace Manheimer
author_sort Wallace Manheimer
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description Fusion has often been billed as the ultimate 21st century sustainable energy source. However, not only is the pace of the program glacially slow, it seems to recede further and further into the future. One way to speed up the delivery of economical fusion could be to change the objective from pure fusion, that is the use of the 14 MeV fusion neutron's kinetic energy to boil water; to fusion breeding, that is the former, but also making use of the neutrons 'potential energy' to breed ten times its energy in the form of nuclear fuel to be burned in separate reactors. The requirements of a fusion breeder are greatly relaxed from the requirements for a pure fusion reactor. For instance, ITER, the large tokamak being built by an international consortium in France, could well be the basis of an economical fusion breeder, but would have to clear many more scientific and technical hurdles before it could become the basis for a pure fusion reactor; hurdles it may or may not be able to clear. Even if it clears them, ITER is unlikely to evolve into an economical pure fusion power supply this century. A fusion breeder as could be alternate approach to speed the delivery of economical of fusion power.
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spelling doaj.art-3b57647626b441d48d098f36ac7e03232022-12-22T01:46:58ZengElsevierHeliyon2405-84402020-09-0169e04923Fusion breeding for mid-century, sustainable, carbon free powerWallace Manheimer0Corresponding author.; Retired from US Naval Research Laboratory, USAFusion has often been billed as the ultimate 21st century sustainable energy source. However, not only is the pace of the program glacially slow, it seems to recede further and further into the future. One way to speed up the delivery of economical fusion could be to change the objective from pure fusion, that is the use of the 14 MeV fusion neutron's kinetic energy to boil water; to fusion breeding, that is the former, but also making use of the neutrons 'potential energy' to breed ten times its energy in the form of nuclear fuel to be burned in separate reactors. The requirements of a fusion breeder are greatly relaxed from the requirements for a pure fusion reactor. For instance, ITER, the large tokamak being built by an international consortium in France, could well be the basis of an economical fusion breeder, but would have to clear many more scientific and technical hurdles before it could become the basis for a pure fusion reactor; hurdles it may or may not be able to clear. Even if it clears them, ITER is unlikely to evolve into an economical pure fusion power supply this century. A fusion breeder as could be alternate approach to speed the delivery of economical of fusion power.http://www.sciencedirect.com/science/article/pii/S2405844020317667Nuclear engineeringNuclear physicsPlasma physicsFusion breedingMagnetic fusionHybrid fusion
spellingShingle Wallace Manheimer
Fusion breeding for mid-century, sustainable, carbon free power
Heliyon
Nuclear engineering
Nuclear physics
Plasma physics
Fusion breeding
Magnetic fusion
Hybrid fusion
title Fusion breeding for mid-century, sustainable, carbon free power
title_full Fusion breeding for mid-century, sustainable, carbon free power
title_fullStr Fusion breeding for mid-century, sustainable, carbon free power
title_full_unstemmed Fusion breeding for mid-century, sustainable, carbon free power
title_short Fusion breeding for mid-century, sustainable, carbon free power
title_sort fusion breeding for mid century sustainable carbon free power
topic Nuclear engineering
Nuclear physics
Plasma physics
Fusion breeding
Magnetic fusion
Hybrid fusion
url http://www.sciencedirect.com/science/article/pii/S2405844020317667
work_keys_str_mv AT wallacemanheimer fusionbreedingformidcenturysustainablecarbonfreepower