Axial Fans: Working Principle, Characteristics, Uses, and Efficiency
Key Characteristics of Axial Fans
Axial fans exhibit the following features:
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Linear airflow: moves air parallel to the fan's axis.
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High flow, low pressure: ideal for large-volume airflow with minimal pressure.
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Compact design: requires less space compared to centrifugal fans.
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Energy efficiency: uses less power for moving large air volumes.
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Multiple blade configurations: mono-directional or reversible blades that are available with airfoil profiles.
Moreover, the modular design enables various assembly configurations tailored to the technical requirements of each application. This flexibility allows every CBI Group industrial axial fan to be customized for optimal air management, ensuring superior system performance.
Axial Fan Uses: Applications Across Industries
Industrial Ventilation
Used in factories and manufacturing plants to circulate air, remove fumes, and enhance worker safety. Proper ventilation is critical in industrial settings to prevent air stagnation, control temperature, and improve air quality.
Industrial Axial Fans
Cooling Systems
Commonly used in industrial cooling, and generator ventilation. These fans prevent overheating in sensitive machinery and ensure operational stability by maintaining a controlled temperature.
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Tunnel & Metro Ventilation
Axial fans are essential for maintaining air quality in underground transportation systems such as subways and road tunnels. They help evacuate exhaust gases and, in case of fire, enable rapid smoke extraction. Compliance with strict safety regulations is necessary, as tunnel ventilation fans must operate at extreme temperatures, up to 400°C for 2 hours, ensuring emergency preparedness.
T&M - Tunnel & Metro Solutions
Nuclear Power Plants
Axial fans in nuclear facilities are designed to handle highly controlled environments. They are used for both ventilation and the extraction of hazardous gases, ensuring safe air circulation in critical areas. These fans must comply with stringent seismic and safety regulations to withstand operational challenges in nuclear plants.
NS - Nuclear Solutions
Types of Axial Fans and Technical Specifications
CBI Group manufactures a variety of axial fans, each with unique specifications. Below is a comparison of available models:
|
Model |
Blade Type |
Max Flow Rate (m³/h) |
Max Pressure (Pa) |
Application |
|
GAT Series |
Airfoil |
50,000 |
600 |
General Ventilation |
|
GAV Series |
Airfoil |
300,000 |
1,000 |
HVAC, Cooling |
|
GAX Series |
Airfoil |
300,000 |
1,000 |
Industrial Use |
|
EFA Series |
Airfoil |
480,000 |
1,800 |
Industrial Use |
|
AXL Series |
Airfoil |
830,000 |
5,000 |
Metro & Tunnel |
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Can Axial Fans be Used in Series?
Yes, axial fans in series can be used to increase total pressure while maintaining the same airflow rate. This configuration is beneficial in applications where increased pressure is required but space constraints limit the use of larger fans.