| Belzona® Restores Four Condenser Tube Sheets In Five Days | | | Industry:Power (POWR) | | | Application:Heat Exchangers (HEX) | | | Customer Location:Power plant in Denver, Colorado | | | Application Date:February 2000 | | | Application Situation:Condenser tube sheets of 350 MW generator - each contains 6, 453 tubes. | | | Problem:Insertion of new stainless steel sleeves caused ligament damage to the inlet tube sheets resulting in severe tube to tube sheet leaks and a forced outage. | | | Products:Belzona® 1121 (Super XL-Metal)
Belzona® 1341 (Supermetalglide) | | | Substrate:Bronze tube sheets, copper tubes, stainless steel inserts. | | | Application Method:The application was carried out in accordance with Belzona Know-How System Leaflet HEX-1. The entire application of all four tube sheets, including blasting, occurred within five days with a crew of approximately 28 men. | | | Belzona Facts:Shutdown of the #4 generator resulted in revenue losses of over $140,000 per day. Not only did the Belzona crew cut the down time by 75%, the final application has resulted in the highest efficiency the unit has recorded in its entire operating history. | | | Photographs Description
- Initial view of bottom of one tube sheet prior to grit blasting
- Application of Belzona® 1121 and Belzona® 1341 underway
- Completed tube sheet ready to go online
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