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Position: Anhui Hummer Dynamo Co.,Ltd >> wind turbines >> H9.0-20kw wind turbines

H9.0-20kw wind turbines

H9.0-20kw wind turbines

Hummer H9.0-20kw  wind turbine, which is installed on top of a guy tower or free standing tower(optional ), collects kinetic energy from the wind and converts it to electricity that is compatible with a home's electrical system.

In a normal residential application, a home is served simultaneously by the wind turbine and a local utility. If the wind speeds are below start-up speed (3m/s) there will be no output from the turbine and all of the needed power is purchased from the utility. As wind speeds increase, turbine output increases and the amount of power purchased from the utility is proportionately decreased. When the turbine produces more power than the house needs, the extra electricity is sold to the utility. All of this is done automatically. There are no batteries in a modern residential wind system.

And hummer grid-tied controlling system are all digital  Intelligent control,are reliably protect the 20kw grid-tied wind turbine from over curret ,over loading ,over voltage ,over speed and short circuit .

The main tachnical data of hummer 20kw grid-tied wind turbine is as bellowing :

Rated power(W) 20000
Maximum output powerW 30000
Charging voltage (V) DC 300
Blade quantity 3
Rotor blade material GRP
Rotor blade diameterm 9.0
Start-up wind speed (m/s) 3.0
Rated wind speed (m/s) 10.0
Rated rotating rate (r/min) 120
Wind energy utilizing ratio (Cp) 0.42
Generator output Single-phase frequency conversion AC
Rated charging current (A) 65
The maximum charging current (in a short time )(A) 110
Output AC frequency (Hz) 0~360
Generator efficiency >0.8
Free standing tower diameter(mm) 800*510*18000 (3pcs)
Tower height(m) 18
The weight of generator(kg) 310
Battery 12V 150Ah/200Ah 25pcs

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