Actions exerted on the enclosure
Containment. Enclosures
Article REF: B3290 V2
Actions exerted on the enclosure
Containment. Enclosures

Author : Jean‐Louis COSTAZ

Publication date: April 10, 1997 | Lire en français

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3. Actions exerted on the enclosure

They can be divided into four categories:

  • permanent and generally gravitational loads ;

  • overloads: snow and wind, normal temperatures, operating overloads;

  • internal aggression ;

  • external aggression.

The first two are typical of civil engineering structures. The other two are specific to the nuclear sector, and need to be clarified.

3.1 Internal aggression: LOCA or RTV

These are conventional accidents in the sense that they are hypothetical accidents whose consequences must remain acceptable.

Design pressure and design temperature are derived from the...

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