KHIA headerKnow-How in Action

VOL XXI, NO 11, ELITE

Belzona® Repairs Francis Turbine Wicket Gates

 
 

Industry:

Power (POWR)

 
 

Application:

Centrifugal Pumps (CEP)

 
 

Customer Location:

Hydroelectric Power Plant, Czech Republic

 
 

Application Date:

September 2003

 
 

Application Situation:

Francis Turbine Wicket Gate

 
 

Problem:

Impact by debris in the water in conjunction with erosion and corrosion had left this turbine in a terrible state of repair and in need of replacement

 
 

Products:

Belzona® 1111 (Super Metal)
Belzona® 1341 (Supermetalglide)

 

Substrate:

Steel

 
 

Application Method:

The application was carried out in accordance with Belzona Know-How System Leaflets CEP-8 and CEP-10.

 
 

Belzona Facts:

Afte the overhaul and coating of both the wicket gates and the runner the client saw an increase in output of 10 - 15%. After three years in service some minor damage was repaired due to impact with objects in the water. In 2010 client expressed himself happy with the application.

 
 

Photographs Description

Damaged Wicket Gate Blade Blade After Grit Blasting Blade After Rebuilding With Belzona® 1111 Blade After Coating With Belzona® 1341

 
Case study pic one

 

 
 Case study pic two

 

 
 Case study pic three

 

 
 Case study pic four

 

 
 
For more information about Belzona visit: www.belzona.com