Qingdao Bofeng Wind Power Generator Co., Ltd.
| Payment Terms | T/T,L/C |
| Supply Ability | 500UNITS PER MONTH |
| Delivery Time | 20-25 DAYS |
| Packaging Details | PLYWOOD CASE |
| Material | Q235&FRP |
| Working tempreture | -45-60℃ |
| Rotor diameter (m) | 4 |
| Height of blades | 3.6 |
| Rated rotor speed (m/s) | 150r/min |
| Speed regulation method | Electromagnetic control |
| Top weight (kg) | 485kg |
| Start up wind speed(m) | 3.2m/s |
| Sweep wind area(㎡) | 6.68 |
| Survival wind speed(m) | 50 |
| Rated wind speed(m/s) | 11 |
| Brand Name | BF |
| Model Number | BF-H-5K |
| Certification | CE |
| Place of Origin | China |
View Detail Information
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Product Specification
| Payment Terms | T/T,L/C | Supply Ability | 500UNITS PER MONTH |
| Delivery Time | 20-25 DAYS | Packaging Details | PLYWOOD CASE |
| Material | Q235&FRP | Working tempreture | -45-60℃ |
| Rotor diameter (m) | 4 | Height of blades | 3.6 |
| Rated rotor speed (m/s) | 150r/min | Speed regulation method | Electromagnetic control |
| Top weight (kg) | 485kg | Start up wind speed(m) | 3.2m/s |
| Sweep wind area(㎡) | 6.68 | Survival wind speed(m) | 50 |
| Rated wind speed(m/s) | 11 | Brand Name | BF |
| Model Number | BF-H-5K | Certification | CE |
| Place of Origin | China |
| Rated Power | 5kW |
| Rated Voltage | 3000V |
| Rotor diameter (m) | 4 |
| Height of blade (m) | 3.6 |
| Material of blades and numbers | Glass Fiber Reinforced Plastic/5 |
| Rated rotor speed | 150 r/min |
| Speed regulation method | Electromagnetic control |
| Wind energy utilized coefficient | 30%-40% |
| Range of working temperature | -45℃ - 60℃ |
| Top weight (kg) | 485 |
| Start up wind speed (m/s) | 3.2 |
| Sweep wind area (㎡) | 5.84 |
| Survival wind speed (m/s) | 50 |
| Rated wind speed (m/s) | 11 |
| Tower type | Guy cabled tower |
| Service life | 20-25 years |
Q&A to Vertical Wind Turbines:
Basics & Working Principle**
1. What is a Vertical Axis Wind Turbine (VAWT)? How is it different from a Horizontal Axis Wind Turbine (HAWT)?
A Vertical Axis Wind Turbine has its rotor shaft arranged vertically, with blades rotating around a vertical axis. Key differences from HAWTs include:
- Omni-directional**: Does not need to face the wind; captures wind from any direction.
- Low noise & low RPM**: More suitable for residential or urban environments.
- Easier maintenance**: Key components (generator, gearbox) are typically near ground level.
- Generally lower efficiency** and higher cut-in wind speed compared to HAWTs.
2. Where are VAWTs commonly used?
- Rooftops or balconies in urban buildings
- Distributed power for remote areas (farms, telecom base stations)
- Hybrid renewable systems (e.g., wind-solar combo)
- Educational or research demonstration setups
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Importer,Exporter,Seller
Year Established:
2009
Total Annual:
>200MILLION
Employee Number:
>50
Ecer Certification：
Verified Supplier
Qingdao Bofeng Wind Power Generator Co., Ltd. It is a corporate entity of integrating R&D, production, sales and service. The company has 43 employees and 7 technicians. The company has been recognized as aclean production demonstration enterprise, ISO... Qingdao Bofeng Wind Power Generator Co., Ltd. It is a corporate entity of integrating R&D, production, sales and service. The company has 43 employees and 7 technicians. The company has been recognized as aclean production demonstration enterprise, ISO...
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