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VOL XXV, NO 100

Four Large Condensers Protected With Belzona

 
 

Industry:

Power (POWR)

 
 

Application:

Heat Exchangers (HEX)

 
 

Customer Location:

Nuclear power plant, Jaslovské Bohunice, Slovakia

 
 

Application Date:

July-September, 2007 & June-Sptember, 2008

 
 

Application Situation:

4 main condensers at Nuclear power plant. A single heat exchanger has 36.784 tubes.

 
 

Problem:

The client wanted to protect new tube sheets against bimetallic corrosion and tubes against corrosion/erosion. Also required to protect the condenser water boxes.

 
 

Products:

Belzona 1341 (Supermetalglide)

Belzona 5811 (Immersion Grade)

 

Substrate:

Steel

 
 

Application Method:

The application was carried out in accordance with Belzona Know-How System Leaflets HEX-1, HEX-2 & HEX-3

 
 

Belzona Facts:

Each tube (diameter 22 mm) was protected with Belzona® 1341 up to 15 cm inside by special roller. Water boxes were sprayed with Belzona® 5811, whilst tubesheets were protected with Belzona® 1341. The job was done in 2 shifts (12 hours/shift) per day.

 
 

Photographs Description

  1. 1 condenser 4 boxes on one side
  2. Before reconstruction
  3. Test for the surface contamination
  4. Tubesheet and water boxes protected with Belzona
 
 
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For more information about Belzona visit: www.belzona.com