Downwind Design

1. dispenses with a yaw device for a simple and durable structure
2. dispenses with a mechanism to adjust pitch, increasing safety and reliability

Whale Shape

1. novel structure, smooth operation, convenient maintenance

Doubly-fed Disc Rotor Generator

1. doubly-fed disc permanent magnet generator
2. low starting resistance
3. efficiency of up to 90%
4. sealed with epoxy resin, totally waterproof and rust resistant
5. compact generator, simple construction, very low failure rate

Carbon Fiber Blades

1. reinforced resin
2. lightweight
3. high strength
4. long service life

Optimal Design

1. high efficiency
2. high starting torque allows start up at low wind speeds