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# Re-Enriched Nuclear Fuel Energy and CO2 Balance Calculator

(last updated 16 Feb 2016)
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For educational purposes only. No warranty. Commercial use prohibited. (c) WISE Uranium Project

Calculate material, energy, and CO2 emission balance for the front end of the nuclear fuel chain, assuming that the uranium feed is generated from re-enrichment of depleted uranium tails.

Enter a value into any one field of the flow chart and click the "Calculate" button below.     HELP
"t" means metric tonne.

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 t UF6 (depleted) (= t U) | Re-Enrichment Plant SWU –> t UF6 (depleted) (= t U) | t UF6 (nat-equiv.) (= t U) | Enrichment Plant SWU –> t UF6 (depleted) (= t U) | t UF6 (enriched) (= t U) | Fuel Fabrication Plant –> m3 solid wastem3 liquid waste | t UO2 (= t U) | Nuclear Power Plant –> t spent fuel | Electricity Production GWhe ( = GWae)

Energy ConsumptionCO2 Emission
Fossil FuelElectricityfrom
fossil fuel
from
electricity
Total
[TJ]= [GWhth][GWhe][t][t][t]
Re-Enrichment
Enrichment
Fuel Fabrication
Total

## Charts

### Contribution of energy forms to energy consumption and emissions

Process Parameters
Re-Enrichment Feed Assay: % U-235
Product Assay: 0.711 % U-235  ·  Tails Assay: % U-235
Enrichment Feed Assay: 0.711 % U-235
Product Assay: % U-235  ·  Tails Assay: % U-235
Fuel Fabrication Losses: %
Solid waste: m3 per t U  ·  Liquid waste: m3 per t U
Power Plant Fuel Burnup: GWd/t U  ·  Efficiency: %

Energy Consumption Parameters
Fossil FuelElectricity
Re-Enrichment MJ per SWU kWhe per SWU
Enrichment MJ per SWU kWhe per SWU
Fuel Fabrication MJ per kg U kWhe per kg U

Emission Parameters
Fossil FuelElectricity
CO2 t per TJ t per GWhe