Product performance comparison
|
No.
|
Characteristics
|
Traditional Horizontal Wind Generator
|
KRY Vertical Axis Aerogenerator
|
1
|
Generating fficiency
|
Relatively LOW(20%-30%)
|
Relatively High (60-80%)
|
2
|
Start Wind Speed
|
High(2.5-5m/s)
|
Low(0.5-2m/s)
|
3
|
EMI(Carbon Brush)
|
With
|
Without
|
4
|
Wind Steering Mechanism
|
With
|
Without
|
5
|
Wind Direction Design
|
Need to change the fan with the wind direction
|
Universal-rotate,no need to change axis with the wind direction
|
6
|
Gear Box
|
With gear box for over 10KW
|
Without
|
7
|
Blade Rotation Space
|
Relatively large
|
Relatively Slight
|
8
|
Wind Resistance Space
|
Weak
|
Strong(can resist 12 to 14 class typhoom)
|
9
|
Noise
|
35-60db
|
None
|
10
|
Rotation Rate
|
Require high rate for generating
|
With less requirement,for low rate can also generate electricity
|
11
|
Influence on Birds
|
Greally
|
Slight
|
12
|
Carbon Brush Damage Problem
|
Greally
|
Slight
|
13
|
Generating Curve
|
Depression
|
Satiation
|
14
|
Application Places
|
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.
|
No matter in urban, rural,or mountainous coasta,it is suitable for usage
|
15
|
Safety Coefficient
|
Low,with blade easily breaking off
|
High,each component is fixed safely
|