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Product performance comparison
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No.
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Characteristics
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Traditional Horizontal Wind Generator
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KRY Vertical Axis Aerogenerator
|
|
1
|
Generating fficiency
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Relatively LOW(20%-30%)
|
Relatively High (60-80%)
|
|
2
|
Start Wind Speed
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High(2.5-5m/s)
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Low(0.5-2m/s)
|
|
3
|
EMI(Carbon Brush)
|
With
|
Without
|
|
4
|
Wind Steering Mechanism
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With
|
Without
|
|
5
|
Wind Direction Design
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Need to change the fan with the wind direction
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Universal-rotate,no need to change axis with the wind direction
|
|
6
|
Gear Box
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With gear box for over 10KW
|
Without
|
|
7
|
Blade Rotation Space
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Relatively large
|
Relatively Slight
|
|
8
|
Wind Resistance Space
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Weak
|
Strong(can resist 12 to 14 class typhoom)
|
|
9
|
Noise
|
35-60db
|
None
|
|
10
|
Rotation Rate
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Require high rate for generating
|
With less requirement,for low rate can also generate electricity
|
|
11
|
Influence on Birds
|
Greally
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Slight
|
|
12
|
Carbon Brush Damage Problem
|
Greally
|
Slight
|
|
13
|
Generating Curve
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Depression
|
Satiation
|
|
14
|
Application Places
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Suitable for ueing in the open areas withou block or cover,like seashore and so on,with relatively high requirement on the usage location,especially not suitable for urban areas.
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No matter in urban, rural,or mountainous coasta,it is suitable for usage
|
|
15
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Safety Coefficient
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Low,with blade easily breaking off
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High,each component is fixed safely
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