PAVIATH INTEGRATED SOLUTION
PAVIATH INTEGRATED SOLUTION
Paviath

Estimation of seismic stability of the upper block equipment and drives CPS unit

Exterior upper reactor block design VVER-1000
The computational model of the upper block element

The calculation results

The frequency of 6.186 Hz. first mode
The frequency of 7.647 Hz. The third form
Frequency of 12.50 Hz. The fourth form
Frequency of 15.29 Hz. sixth form

Proper form upper unit oscillations

The distribution of stresses in the elements of the upper unit with VVER-1000 + MDE Nue
The stress distribution in the cross member at Nue + MDE
The stress distribution in the spacers at lattice Nue + MDE
The stress distribution in the lower spacers at lattice Nue + MDE
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