Transcript Heating Elements/Systems for WTGs

Heating Elements/Systems for WTGs
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Wind Power Technology
Overview on WTG’s heaters
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Wind Power Technology
Overview on Typical Heating Elements Installed in WTGs
 NACELLE
Fan-heaters
 HYDRAULIC SYSTEM, GEARBOX
Immersion Heaters (ceramics,
cartridges, tubular), Foil Heaters (silicone)
 COOLING SYSTEM
Flow-heaters
 CONTROL PANEL, GENERATOR
Anticondensation Heaters: alu-profiles, small
fan-heaters, tubular heaters
 BRAKES, BACK-UP BATTERY, SENSORS,
Tubular, cartridges, foil
 ELECTRICAL SYSTEM
Fan-heaters
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Wind Power Technology
Technical Demands for WTG’s Components
 5-years warranty
 20 years design-lifetime
 -40°C + 60°C Operative temperature range (surrounding):
 C3 / C4 salt corrosion class: harsh environment
 High vibrations level
 High voltage levels, till 690V (safety-critical)
 UL-approved products
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Zoppas Industries
Major R&D projects 2009-2010
FAN HEATER
 Stainless steel frame
 Customized high quality components
 Re-engineered fan-motor
 1° and 2° level of thermal safety
 Various power / voltage levels available
 IP54 and UL-ready improved versions available
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Zoppas Industries
Major R&D projects 2009-2010
FLOW HEATER
 Stainless steel structure
 Based on one-piece-flow process
 PPAP approach during design phase
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Zoppas Industries
Major R&D projects 2009-2010
CHOPPER RESISTOR
 AISI 316L stainless steel structure
 Duty-cycle voltage up to 1000V
 C4 corrosion resistant fan-motor
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Zoppas Industries
Major R&D projects 2009-2010
BUFFER TANK HEATER
 1 single unit substitutes up to 7 traditional immersion heaters
 Innovative design featuring easy service of heating elements
 Improved heating element lifetime
 Fast plug-in connections
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Zoppas Industries
Major R&D projects 2009-2010
DRAIN PIPE HEATER
 1 single unit substitutes up to 3 traditional immersion heaters
 Innovative design featuring easy service of heating elements
 Improved heating element lifetime
 Available with different fixing interfaces
(flange, nipple, …)
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Zoppas Industries
Major R&D projects 2009-2010
SILICONE HEATERS
 Improved components for corrosion resistance
 Improved silicone with LSLT characteristics
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Zoppas Industries
THANK YOU!
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