South-Ukraine NPP. Power unit 1. Overhaul of pressure circulation water pipes in some sections. Detailed design

Разработка проектно-сметной документации для нового строительства и реконструкции действующих энергетических объектов и гражданского строительства

South-Ukraine NPP. Power unit 1. Overhaul of pressure circulation water pipes in some sections. Detailed design

2021
1000 MW

Site location: Yuzhnoukrainsk, Mykolaiv region, Ukraine

Client: SE NNEGC Energoatom

Design stage: Detailed design

 

Purpose of modernization

  • as a result of the overhaul of pipelines according to the developed project, further deformation processes of pipelines should be excluded and the ring stiffness and spatial strength of pipelines should be restored, as at the moment there is corrosion of the metal of pipelines from the inside and outside;
  • development of measures for the overhaul of 4 lines of pressure circulation conduits along a length of 20÷30 m from the flanges of the BNS-1 circulation pumps and sections of the circulation conduits of Power unit 1 subject to apparent deformations;
  • development of measures to strengthen and restore the foundation of pressure circulation water conduits in the area under consideration;
  • overhaul of some sections of the circulation conduits of Power unit 1 of the South-Ukraine NPP should ensure trouble-free operation of the circulation conduits for a period of at least 20 years.