fuel assembly


Also found in: Acronyms.

fuel assembly

[′fyül ə′sem·blē]
(nucleonics)
A combination of fuel and structural materials, used in some nuclear reactors to facilitate assembly of the core.
References in periodicals archive ?
The upper part of the fuel assembly (upper bundle) has 10 distance grids (Fig.
Tatarkin noted that the fuel will be loaded one-by-one in the remaining cells, instead of fuel assembly dummies, in accordance with the operating schedule.
To accommodate the high pressure drop, the fuel assembly needed to include either a higher capacity reactor coolant pump or less flow through the steam generator and turbine.
The company removed an unused fuel assembly, regarded as safer than spent fuel as it does not generate heat from nuclear fission, and will remove another unused assembly on Thursday, in preparation for the removal of all of the fuel assemblies in late 2013 and the eventual decommissioning of the plant's Nos.
During the Commission's investigation, concerns materialised as to possible effects on potential competition in the fuel assembly markets of the combination of Toshiba's stake in GNF with its control of Westinghouse.
As was the case with the first nuclear fuel assembly taken out Wednesday, TEPCO used a crane to remove the second one from the pool on the fifth floor of the reactor building, cleaned it with pure water and put it into a special container, the sources said.
According to Lightbridge its new fuel technology, based on a proprietary all-metal fuel assembly design, could reduce both initial capital costs per megawatt and annual operating costs per kilowatt-hour of nuclear power, making it more competitive with other forms of electricity generation while contributing to a significant reduction of CO2 emissions.
GNF-J will subcontract the production of MOX fuel pellets and a part of the fuel assembly fabrication to COMMOX, a French business consortium for marketing MOX fuel that is beneficially owned by Areva NC through its Cogema subsidiary (60%) and by Belgonnucleaire (40%).
The Ukrainian minister said this country aims to diversify nuclear fuel suppliers and is keen to cooperation for fuel assembly production in Kazakhstan.
Because of that performance level, NRC inspections at the facility during the next review period are being conducted at the normal level of inspection for this type of nuclear fuel assembly facility, and no additional inspections are required.
Toshiba owns a minority share in the nuclear fuel assembly supplier Global Nuclear Fuel LLC controlled by the major U.

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