Boiling Water Reactor (BWR)

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Uploaded by on Mar 17, 2011

Type of nuclear reactors operated at a Japanese NPP Fukushima 1 - Boiling Water Reactor (BWR)). In such a reactor, water is used as a coolant. The water pressure in the reactor vessel - about 70 atmospheres, at this pressure water boils at a temperature where 280 C. In case of accidents in a similar type of reactor is a system to pressure compression of steam in the reactor containment. Containment is divided into two sections - the "drywell" - which houses the reactor, and "wetwell" - the chamber with a pool for cooling the steam. If the pressure steam in a "drywell" is greatly increased, the steam enters the pool, where condensation occurs, cooling and cleaning a couple of radioactive aerosols due to rinsing.

In critical situations, to reduce the pressure of the steam released from the chamber with a pool in the building where the reactor i s located. Such measures have been taken at the NPP Fukushima 1. However, hydrogen in the steam exploded in the Units.

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  • Looks like this was made with google sketchup

  • Actually, it's pressure SUPPRESSION, not pressure compression pool.

    Regardless of that, cool animation and model.

  • grate job man

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