Energy

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Anything related to the production or supply of energy in any form.

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Energy > Nuclear energy

derived air concentration (DAC)

Energy; Nuclear energy

The concentration of a given radionuclide in air which, if breathed by the reference man for a working year of 2,000 hours under conditions of light work (with an inhalation rate ...

depleted uranium

Energy; Nuclear energy

Uranium with a percentage of uranium-235 lower than the 0. 7 percent (by mass) contained in natural uranium. (The normal residual U-235 content in depleted uranium is 0. 2?. 3 ...

departure from nucleate boiling (DNB)

Energy; Nuclear energy

The point at which the heat transfer from a fuel rod rapidly decreases due to the insulating effect of a steam blanket that forms on the rod surface when the temperature continues ...

departure from nuclear boiling ratio (DNBR)

Energy; Nuclear energy

The ratio of the heat flux needed to cause departure from nucleate boiling to the actual local heat flux of a fuel rod.

defense-in-depth

Energy; Nuclear energy

An approach to designing and operating nuclear facilities that prevents and mitigates accidents that release radiation or hazardous materials. The key is creating multiple ...

deep-dose equivalent (DDE)

Energy; Nuclear energy

The external whole-body exposure dose equivalent at a tissue depth of 1 cm (1000 mg/cm 2 ). For further information, see Measuring Radiation.

decontamination

Energy; Nuclear energy

A process used to reduce, remove, or neutralize radiological, chemical, or biological contamination to reduce the risk of exposure. Decontamination may be accomplished by cleaning ...