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Panelists discuss U.S. path to criticality in ANS webinar
The American Nuclear Society recently hosted a panel discussion featuring prominent figures from the nuclear sector who discussed the industry’s ongoing push for criticality.
Yasir Arafat, chief technical officer of Aalo Atomics; Jordan Bramble, CEO of Antares Nuclear; and Rita Baranwal, chief nuclear officer of Radiant Industries, participated in the discussion and covered their recent progress in the Department of Energy’s Reactor Pilot Program. Nader Satvat, director of nuclear systems design at Kairos Power, gave an update on the company’s ongoing demonstration projects taking place outside of the landscape of DOE authorization.
Sümer Şahın
Nuclear Technology | Volume 92 | Number 1 | October 1990 | Pages 93-105
Technical Paper | Development of Nuclear Gas Cleaning and Filtering Techniques / Fission Reactor | doi.org/10.13182/NT90-A34489
Articles are hosted by Taylor and Francis Online.
A straightforward numerical-graphical method is applied to achieve a flat fission power density (FPD) in a catalyzed deuterium-deuterium fusion-driven hybrid blanket by using a mixed fuel made of a nuclear waste actinide (244CmCO2) and natural UO2 with variable fractions of fuel components in the radial direction. The FPD could be kept quasi-constant over a relatively long plant lifetime. The peak-to-average FPD increases from 1.071 at start-up to ∼ 1.074 after 18 months’ operation. The plant availability factor is 60% under a first-wall fusion neutron flux load of 1014 x 2.45- and 1014 x 14.1-MeV neutron/cm2.s, corresponding to ∼2.64 MW/m2. This eliminates the fuel management requirements for at least 18 months of plant operation. The investigated blanket breeds high-quality nuclear fuel (239Pu and 245Cm) and also produces electricity. The overall blanket multiplication factor M increases from 9.4 to only 9.8 in 18 months. This allows an optimal exploitation of the nonnuclear part of the power plant.