1) Background
As economical situation of Ukrainian NPPs was very difficult in the early 90’, there was an urgent need for spare parts in order to allow their operation.
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Contract information field: Nuclear Power Plant
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Objectives
Objectives
Objectives
Background
Objectives
Beneficiary Organisation: Energoatom
1) Background
Objectives
In the framework of the Tacis Nuclear Safety Programme, it was decided to increase the nuclear safety of the units 1 through 6 at the Zaporozhye NPP by improving the protection of the primary circuit from overpressure under normal and emergency modes.
Project Description
After the "Stuck-open of the pressurizer safety valve" incident that occurred in Zaporozhye in 1995, the maintenance work was incriminated and led to a modification of the geometry of valve seat and disk.
Objectives
In the framework of the “Tacis Nuclear Safety Programme”, it was decided to increase the nuclear safety of the units 1 through 6 at the Zaporozhye NPP by improving the protection of the primary circuit from overpressure under normal and emergency modes.