2. Gamesa
• Drive train with main shaft supported by two
spherical bearings that transmit the side load
directly to main frame by means bearing
housing.
• Developed Gamesa NRS (Noise Control
System).
• http://www.gamesacorp.com/en/
3. Enercon
• Gearless
• ENERCON direct drive synchronous annular
generator
• Variable speed variable pitch
• GRP replaces metal for Nacelle casing
• Multi axial non-woven fabrics in Rotor Blades
• http://www.enerconindia.net/
4. DeWind
• Transformer on top
• Hydraulic unit
• WinDrive
• Blade- carbon fiber
• http://www.dewindco.com/eng/product/summary.asp
5. GE
• Condition Based Maintainance CBM
• Continue to produce power while parts, crane &
labor are resourced.
• Plan multiple maintenance events with same
resources.
• Reduce or limit the extent of damage to the drive
train & reduce repair cost.
• Hydraulic secondary brake.
• Modular tower system with hub height flexibility.
6. Fuhrlander
• On board transformer
• Drive train concept which is less load on gears,
better in safety and has lower noise emissions.
• Nacelle cover to capture air/wind.
• http://www.fuhrlaender.de/knowhow/logistik.html
7. Goliath
• Ring generator
• With permanent magnet
• Gearless drive
• Passive cooling
13. LeitWind
• Synchronous generator with permanent
magnet (multi pole)
• Direct drive
• Passive air cooling generator
• Hollow generator gives easy access for
maintenance.
14. ReGen
• Advanced gearless design
• Permanent magnet excitation
• Superior power convertor
• Pitch system with toothed belt
• Bearing system with roller bearing
• Generator rotor with permanent magnets
17. Vestas
• Secondary generator in addition to primary
generator
• Asynchronous generator with opti slip
• Opti tip pitch regulator of the blades
18. WinWind
• Works on principle of hybrid concept
• Rotor has power unit with custom made
bearing which transforms the rotor load to
main casing so that load on planetary gear box
is min.
• Low speed permanent magnet generator
19. Wikovwind
• Enables continuous variation of the
transmission ratio in accordance with force of
wind and rotor speed
• Super position gear box
• Synchronous generator