Nuclear power plants now mainly uses a defense-indepth strategy, the first layer of defense is the fuel cladding
the fuel cladding
the second layer of defense is the primary circuit pressure boundary
The human development and utilization of nuclear energy is mainly developed nuclear power, relative to other forms of energy, nuclear energy has distinct advantages.
Байду номын сангаас
1kg U
=
2700 tons of coal
Meanwhile, nuclear power is clean energy and to protect the environment. Nuclear power generation unlike fossil fuel power plants that emit huge amounts of pollutants into the atmosphere.
The world nuclear power distribution
In the 30 countries that now have nuclear power, the proportion of nuclear power changes greatly. Up to 80 percent from France, Belgium 52, South Korea 39, Switzerland 37, Japan 29, United States 20, South Africa 4 and China 2.