Service for Closed Circuit Coolers

Kelvion's Service for Closed Circuit Coolers keeps generator and electric drive coolers performing, preventing the stator or drive from overheating. Deposits accumulating in the tubes can cause hot spots, cracks and leakages or damage to fins and coatings. The service includes cleaning and testing, recoiling, recoating of water headers, repairs and reverse engineering.

Service solutions

• Mechanical and chemical cleaning
• Refurbishment programme – components checked against new equipment standards; cleaning, retubing or part replacement depending on damage
• Recoating against corrosion and chemical or biological attack
• Standard retubing to OEM specification
• Condition analysis – leak tests, fin-side and tube-side assessment, deposit and corrosion analysis; optional water testing and endoscopic inspection
• Spare parts, upgrades and replacements

Additional services

• Assembly/disassembly assistance, shipping and transport; installation supervision
• Spare parts and kits for Kelvion and other brands; leakage detectors for double tube systems
• Complete overhaul, repair or new production
• Renewal of corrosion protection and exterior painting
• Pressure testing with 3.1 certificate
• Modifications and replacements of Kelvion and non-Kelvion products; design change from single tube to compact systems
• Endoscopic tube-side and fin-side examination for pollution, corrosion and erosion
• Water and sample analysis; investigation of corrosion problems including destructive testing