In nuclear power technology, burnup (also known as fuel utilization) is a measure of how much energy is extracted from a primary nuclear fuel source. It...
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Burndown chart (redirect from Burnup chart)
chart, the burnup chart shows time on the horizontal axis and work completed on the vertical axis. The main difference is that the burnup chart starts...
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Burnup & Sims's shares in National Beverage, which was partially successful. A Burnup & Sims stockholder sued due to Caporella's salary from Burnup and...
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towards delivering a forecast scope. The horizontal axis of the release burnup chart shows the sprints in a release, while the vertical axis shows the...
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company was formed by the merger of two separate companies: Burnup & Sims and Church & Tower. Burnup & Sims was the oldest of the two founding companies and...
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Breeder reactor (section Burnup)
time has become a less important metric in modern breeder-reactor design. "Burnup" is a measure of how much energy has been extracted from a given mass of...
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water is supplied to the reactor as an emergency coolant. Depending on burnup, boric acid or another neutron poison will have to be added to emergency...
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Iodine pit (section Fission products decay and burnup)
period of about 15 hours. A local variation of neutron flux causes increased burnup of 135Xe and production of 135I, depletion of 135Xe increases the reactivity...
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(which makes up roughly a third of fission events over the course of normal burnup in modern human-made light water reactors), then fission product yields...
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Burnup (21 November 1875 – 5 April 1960) was an English amateur sportsman who played cricket and football around the turn of the 20th century. Burnup...
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on group constant generation with two-dimensional lattice calculations. Burnup calculation capability was included early on. Nowadays Serpent is used in...
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nitric acid. As of 2015, the only demonstration of twice-recycled, high-burnup fuel occurred in the Phénix fast reactor. Reprocessing of commercial nuclear...
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that time had a positive void coefficient of reactivity at typical fuel burnup levels. This meant that the formation of steam bubbles (voids) from boiling...
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Nuclear criticality safety (section Burnup credit)
enrichment, with no irradiation. For spent nuclear fuel storage and transport, burnup credit may be used to allow fuel to be more closely packed, reducing space...
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create more fissionable material than they consume. MOX fuel improves total burnup. A fuel rod is reprocessed after three years of use to remove waste products...
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of enriched uranium fuel to compensate. This change resulted in a higher burnup of 18,000 MWt-days per tonne of fuel, enabling less frequent refuelling...
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020 tonnes per bundle) × 86400 seconds/day = 1.3×1013 J of burnup energy. Electricity = burnup × ~29% efficiency = 3.8×1012 J Calculated: 4.2×109 J/ton...
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variously optimizing efficiency, safety, and fuel type, enrichment, and burnup. Small modular reactors are also an area of current development. These reactors...
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(LEO)—satellites began to more frequently be designed to get destroyed, or breakup and burnup entirely in the atmosphere. For example, SpaceX Starlink satellites, the...
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rods that have been irradiated a very short time as measured in MW-day/ton burnup. Such low irradiation times limit the amount of additional neutron capture...
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low enriched uranium fuel of civilian reactors. In contrast to the low burnup of weeks or months that is commonly required to produce weapons-grade plutonium...
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2 1D –3 2He reaction is optimized at a much higher temperature, so the burnup at the optimum 2 1D –2 1D temperature may be low. Therefore, it seems reasonable...
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Burnup's hunter slug (Chlamydephorus burnupi), also known as the camel huntingslug is a species of land slug in the family Chlamydephoridae. It is endemic...
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yield a maximum of 27–29 kg of plutonium if left in the reactor for optimal burnup. The North Korean Plutonium Stock, Mid-2006, is estimated to be able to...
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roughly 6.2 kt of uranium metal or 4.46 EJ (1240 TWh) of thermal energy at a burnup of 200 MWh/kg achievable in CANDU-type reactors, but much less in more widespread...
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successive passes through an enrichment-burnup-reprocessing-enrichment cycle, depending on enrichment and burnup characteristics. 234 U readily absorbs...
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maintained, the reflector makes additional reactivity available for higher fuel burnup. The decrease in the critical size of core required is known as the reflector...
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rods that have been irradiated a very short time as measured in MW-Day/Ton burnup. Such low irradiation times limit the amount of additional neutron capture...
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a lower fraction of their nuclear fuel is consumed, leading to a lower burnup and to more fissile materials left over in their spent fuel, therefore increasing...
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reactor. The total mass of uranium in the fuel assembly is 114.7 kg. The fuel burnup is 20 MW·d/kg. The total length of the fuel assembly is 10.025 m, with 6...
96 KB (10,997 words) - 13:11, 23 November 2024