Features of DS Series

To overcome the shortfall of self-start for Darrieus1 type of VAWT and poor efficiency (Cp) from Savonius2 type of VAWT, Hi-VAWT has integrated both designs into DS Series VAWTs that offsets the disadvantage over each other.

Advanced Generator Design	Direct drive coreless PMG in extreme low startup torque without clutch and motoring.
Integrated Blades Design	With integrated lift and drag type of design to provide low wind self-start and high wind efficiency.
High Performance Controllers	Special designed power controller for DS Series with MPPT function to maximize the power generation. Special designed control box for DS-3000W and DS-1500W for safety control.

Benefits of DS Series

	Excellent wind direction adaptability, fit to Install at urban area such as roof of building.
	Excellent Turbulence Compliance.
	Genius low wind self-start and excellent high wind efficiency.
	Extremely silent.

References:

1. named after the French inventor, Georges Darrieus.

2. Invented by the Finnish engineer Sigurd J. Savonius in 1922.