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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.

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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Uranium Mine–> t Waste Rock
|
t Uranium Ore (= t U)
|
Uranium Mill–> t tailings solids
m3 tailings liquid
|
t U3O8 (= t U) 
|
Conversion Plant–> t solid waste
m3 liquid waste
|
t UF6 (nat) (= t U) 
|
Enrichment Plant
SWU		–> t UF6 (depleted) (= t U)
|
t UF6 (enriched) (= t U) 
|
Fuel Fabrication Plant–> m3 solid waste
m3 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]
Mining
Milling
Conversion
Enrichment
Fuel Fabrication
Total

 

            HELP

 

Charts

Contribution of process steps to energy consumption and emissions

 

Contribution of energy forms to energy consumption and emissions
 

 

            HELP

 

    Process Parameters    
Ore Deposit Waste/Ore Ratio:  ·  Ore Grade: wt-% U
Mill Extraction Losses: %
Solids in tailings effluent: wt-%
Conversion Losses: %
Solid waste: t per t U  ·  Liquid waste: m3 per t U
Enrichment Product Assay: wt-% U-235  ·  Tails Assay: wt-% 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
Mining MJ per t ore
MJ per t waste rock 		kWhe per t ore
kWhe per t waste rock
Milling MJ per t ore kWhe per t ore
Conversion MJ per kg U kWhe per kg U
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

            HELP

> See also:

 

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