Thursday, October 20, 2011

5kW on-grid system

5kW on-grid system
1. Pass EN61400-2
2. Stable Ouptput Power
3. Easy installation
4. Dual protection system
5kW on-grid system

5kW pitch controlled on grid system basic characteristics

1) Start up wind speed System start when wind speed is more than 2~3m/s
2) cut in wind speed System connects to grid and has output power when wind speed is over 3m/s.
3) Rated wind speed System has full output power at 11m/s, on grid output power is 6kW
4) Working condition in strong working wind in strong wind from 11m/s to 30m/s, system has full output power through pitch control mechanism and controller regulation.
5) Over working wind speed system needs to stop when wind speed is over 30m/s. use manual brake to stop wind turbine

A-5kw pitch controlled on grid system technical characteristics

(1)Wind rotor technical parameter

Parameter
Wind rotor diameter
5.4m
Type
Three blade, horizontal, up wind
Blade material
Reinforced fiber glass
Start up torque
<7.5N·m
Pitch control regulation
260~320rpm
Max rotate speed
<320r/min

(2)Generator technical parameter

Condition
parameter
Generator type
Permanent magnet, three phase, AC
Start up torque
<7.5N·m
Rated rotate speed
260r/min
Rated voltage
500Vdc
Rated efficiency
>80%
Capacity
>1.5 times of rated power
Max rotate speed in zero load condition
1.2 times of rated rotate speed
Working temperature
-25°C~65°C
Working environment humidity
<95%

Power curve data sheet

Wind speed (m/s)
2m/s
3m/s
4m/s
5m/s
6m/s
7m/s
8m/s
9m/s
10m/s
11m/s
12m/s
>12m/s
Power(w)
0
70
280
550
900
1400
1960
2710
4000
5800
6000
6000
System parameter
Wind rotor diameter
5.4m
Blade material
Reinforced fiber glass
Rated power / max power
5kw/6kw
Rated rotate speed
260r/min
Rated wind speed
11m/s
Start up wind speed
2.5m/s
Working wind speed
3~30m/s
Survive wind speed
60m/s
Working voltage
DC500V
Speed regulation method
Pitch control
Stop method
Manual brake
Generator type
Permanent magnet, three phase, alternator
Wind turbine weight
400kg

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