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Nuclear Power Plants PowerPoint PPT Presentation


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Nuclear Power Plants. Nuclear Power Plant Turbine and Generator. Steam. Spinning turbine blades and generator. Boiling water. Nuclear Energy Powers 1 in 5 U.S. Homes and Businesses. Uranium Is Mined and Refined. Uranium Ore  Uranium hexafluoride  Gas  Solid.

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Nuclear Power Plants

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Nuclear power plants l.jpg

Nuclear Power Plants


Nuclear power plant turbine and generator l.jpg

Nuclear Power PlantTurbine and Generator

Steam

Spinning turbine blades and generator

Boiling water


Nuclear energy powers 1 in 5 u s homes and businesses l.jpg

Nuclear Energy Powers 1 in 5 U.S. Homes and Businesses


Uranium is mined and refined l.jpg

Uranium Is Mined and Refined


Uranium ore uranium hexafluoride gas solid l.jpg

Uranium Ore  Uranium hexafluoride  Gas  Solid


Enrichment concentrates the uranium isotope l.jpg

Enrichment Concentrates the Uranium Isotope


Uranium is encased in solid ceramic pellets l.jpg

Uranium Is Encased in Solid Ceramic Pellets


Fuel rods filled with pellets are grouped into fuel assemblies l.jpg

Fuel Rods Filled With Pellets Are Grouped Into Fuel Assemblies


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Spit atoms

Neutrons

Uranium atom

Nuclear Energy Comes From Fission


Splitting atoms releases neutrons making heat l.jpg

Heat

Neutrons

Splitting Atoms Releases Neutrons, Making Heat


Heat produces steam generating electricity l.jpg

Steam

Generator

Steam produced

Turbine

Electricity

Heat

Heat Produces Steam, Generating Electricity


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Controlling the Chain Reaction

Fuel

Assemblies

Control rods

Withdraw control rods,

reaction increases

Insert control rods,

reaction decreases


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Boiling Water Reactor


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Steam

Pressurized Water Reactor


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Safety Is Engineered Into Reactor Designs

Containment Vessel

1.5-inch thick steel

Shield Building Wall

3 foot thick reinforced concrete

Dry Well Wall

5 foot thick reinforced concrete

Bio Shield

4 foot thick leaded concrete with

1.5-inch thick steel lining inside and out

Reactor Vessel

4 to 8 inches thick steel

Reactor Fuel

Weir Wall

1.5 foot thick concrete


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