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UK/TS/28 is a 2+2 project in which EU Technical Support Organisations support the Ukrainian Nuclear Safety Authority (SNRCU) in its activities on licensing related assessments of EU financed improvement measures in Zaporozhye NPP.

Bilibino NPP

Bilibino nuclear power and district heating plant (NPDHP) was the first nuclear power station built beyond the Polar Circle in the central part of the Chukotka peninsula, and it provides electricity for the regional mining and gold mining industries.

1) Background
Continuation of TACIS OSA (On-Site Assistance) at Zaporozhye NPP.

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.

1) Background
The TACIS 96 programme for nuclear safety agreed upon between the European Commission and Ukraine contains provisions for operational safety and near term technical improvements for Ukrainian NPP.

1) Background

The present project is a continuation of on-site-assistance (OSA), rendered by RWE Energy as the EC appointed Consultant to Zaporoshe NPP.

2) Objectives

This project had 2 main different categories of objectives and tasks:

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.