Features of Aosun Vane Axial Fan
- It is specifically designed to overcome high system resistance, which is suitable for long duct lines and demanding ventilation applications.
- The optimized impeller and guide vane design can improve air flow efficiency, at the same time it can reduce turbulence and energy loss.
- It provides the reliable and stable air flow performance for continuously operating industrial ventilation systems.
- It supports various duct configurations and ventilation layouts to meet different system needs.
- It is made of durable materials and reliable components to ensure a long service life under harsh conditions.
Aosun | Professional Vane Axial Fan Manufacturer in China
Aosun is a professional vane axial fan manufacturer in China, providing reliable ventilation solutions for industrial, commercial, and HVAC applications. With extensive experience in fan design and manufacturing, we support customers with stable product performance, consistent quality, and flexible customization options. Our vane axial fans are developed to meet different airflow and static pressure requirements, helping distributors, contractors, and project partners build efficient ventilation systems.
From material selection and production control to performance testing and quality inspection, Aosun focuses on every detail to ensure reliable operation and long-term supply stability. We provide OEM and private label solutions, including customized specifications, motor options, appearance, and packaging. Whether for standard ventilation projects or specialized industrial applications, Aosun works with global partners to deliver dependable vane axial fan solutions.
It features adjustable blade angles for optimized airflow and static pressure performance.
Large-diameter vane axial fans are designed for high-volume airflow and demanding ventilation applications.
It is designed for efficient airflow delivery in high-resistance ventilation systems.
What is a Vane Axial Fan?
The vane axial fan is specifically designed for ventilation systems that require higher pressure capacity and greater air volume. It is a type of axial fan. The main components of the vane axial fan include the impeller, motor, cylindrical housing and guide vanes. It uses the impeller to convey air. During operation, rotating impellers transfer energy to the jet stream. The guide vane straightens airflow when the flow leaves the impeller, so the turbulence is reduced.
How Does a Vane Axial Fan Work?
The working principle of vane axial flow fan focuses on improving static pressure and optimizing airflow stability, which can perfectly adapt to complex air duct. The complete working process is as follows:
Air Intake → Impeller Generates Axial Airflow → Guide Vanes Recover Pressure and Reduce Turbulence → Stable Air Discharge
Air Intake
The negative pressure generated by the operation of the vane axial fan causes the natural air to be uniformly sucked into the fan.
Rotating Impeller
The high-speed rotating impeller generates a strong axial airflow. At this time, there are obvious vortices and turbulence in the airflow.
Reduce Turbulence
It is the core step. Fixed guide vanes can optimize vortices, reduce turbulence, and efficiently convert kinetic energy into static pressure.
Stable Air Discharge
The optimized high-pressure airflow is output in an axial manner, with stable wind speed and no turbulence. It can achieve long-distance air supply in complex ducts.
Applications of Vane Axial Fans
Vane Axial Fans can perfectly adapt to complex engineering and industrial ventilation scenarios, meeting strict requirements for airflow and stastic pressure. They are usually suitable for the following application fields:
Industrial Ventilation
Suitable for closed or semi-closed industrial environments such as factory workshops, storage warehouses, and production processing areas. It can effectively solve the problem of poor air circulation caused by pipeline resistance, providing stable performance in long-term ventilation, industrial dust removal, equipment cooling, and odor emission, significantly improving the working environment and production safety in the workshop.
HVAC System
Suitable for integration with HVAC and mechanical ventilation systems in high-rise office buildings, commercial shopping centers, hotels, and public buildings. It can provide a stable and vortex-free air flow transmission during long-distance ducted air supply and exhaust, maintain indoor air pressure balance, and support year-round continuous and energy-efficient building HVAC systems.
Tunnel Ventilation
It is specially designed for underground ventilation scenarios with high resistance, such as highway tunnels, railway tunnels, and underground parking lots. It effectively overcomes frictional forces and long-distance duct resistance, which achieves rapid replacement of fresh air, smoke discharge. It complies with the strict engineering standards for safe ventilation and emergency airflow management systems.
Mining and Heavy Industry
Designed for harsh working environments such as mines, metallurgical plants, chemical plants, and heavy industrial bases, with excellent durability and pressure resistance. With outstanding high static pressure air conveying capabilities, it can achieve long-distance fresh air transportation, effective exhaust of toxic and harmful gases, and dust ventilation, ensuring the safety and good ventilation environment of heavy industry production and mining operations.
Large-scale Commercial Projects
Providing centralized and integrated ventilation solutions for large industrial parks, modern logistics warehouses, comprehensive commercial complexes, and municipal projects. Its stable airflow performance and strong duct resistance adaptability can meet the requirements of large-space professional ventilation systems for large air volume and long-term operation.
Vane Axial Fan Selection Guide
Correct selection of fan model is the prerequisite for achieving an efficient and stable operation of the fan. The following core selection factors can help you quickly confirm the matching model and avoid problems such as insufficient static pressure or mismatched air volumevane axial fan.
Airflow
You need to calculate the required air volume based on the ventilation requirements of the project, using CFM and m³/h as the main measurement units. In complex duct environments, you also need reserve a 10% to 15% air volume margin to ensure stable ventilation effects
Static Pressure
High static pressure is the core advantage of axial flow fans. It is necessary to accurately get the total resistance of the duct system, including pipe friction resistance, elbow resistance and filter resistance. Select a fan with static pressure higher than the total resistance of the system to avoid insufficient air supply due to pressure loss.
Duct System Resistance
The actual duct conditions should be fully considered: longer ducts, more elbows, and the installation of filters will significantly increase the system resistance. For high-resistance systems, it is advisable to choose vane axial fans with enhanced static pressure configuration rather than ordinary ducted axial flow fans.
Fan Diameter
Match the fan specifications based on the duct diameter and ventilation volume. The diameter range is from 12 inches to 40 inches to meet different industrial ventilation requirements. If it is a special project, we can customize the diameter.
Motor Types
AC motor: It is economical, stable operation, and suitable for long-term continuous operation of traditional industry and business
EC motor: It provides variable speed control, higher efficiency and better energy management for modern HVAC applications.
Work Environment
You need to select the appropriate protective configuration based on the on-site environment. For high-temperature workshops, choose the models that can withstand high temperature. For chemical, mining and dust environments, select the models that are dust-proof and corrosion-resistant, to adapt to different temperature, humidity and dust working conditions.
Installation Precautions of Vane Axial Fan
Air Duct Connection
You need to match the outlet diameter of the fan with the diameter of the air duct to avoid air leakage and pressure drop. The airtight connection is achieved by using sealed connection components to comprehensively ensure the overall ventilation efficiency of the system.
Vibration Control
When installing, you can use flexible connectors and shock absorbers to reduce the transmission of vibration during the operation of the equipment, avoiding air ducts damage and excessive noise.
Maintenance Channel
Reserve sufficient operation and maintenance space during installation to facilitate daily motor inspection, dust removal and a breakdown maintenance. It can reduce the operation and maintenance costs in the later stage and extend the service life of the equipment.
The tube axial fan uses a cylindrical housing to directly convey the airflow, and is suitable for applications in ventilation systems that require high air volume and efficient air flow. The guide vanes of the vane axial fan help to improve the efficiency and pressure performance of the airflow.Vane axial fans are usually used in systems with higher static pressure requirements or complex duct layouts.
When your ventilation system includes long ducts, elbows, filters, regulating valves and other components that cause resistance, the vane axial flow fan is the preferred choice. It is suitable for industrial workshop exhaust, building HVAC duct air supply, tunnel ventilation, and underground space ventilation and air exchange projects.
After the impeller rotates, the airflow will produce a vortex and lose a lot of kinetic energy. The guide vanes can correct the rotating airflow into a straight axial airflow, converting kinetic energy into static pressure to achieve pressure recovery. The fan’s ability to overcome the resistance of the duct becomes stronger, the reduction in air volume is less, the airflow can be transported over a longer distance, and the overall ventilation efficiency is improved.
It can be installed outdoors, but the ordinary standard models do not have rainproof and sun protection functions. Long-term outdoor use is prone to problems such as motor moisture and shell rust. For outdoor working conditions, it is recommended to select a rain cover, anti-corrosion coating, and a vane axial motor with an IP54 or higher protection grade. You try not to choose the installation position of direct rain and exposure to sunlight.
Compared with the same-sized fans, the vane axial flow fans have lower air flow noise. The blades smooth out the chaotic air flow and reduce the noise caused by air vortex. However, the fan noise is still affected by various operating conditions. If the project has strict requirements for noise, EC motors, noise suppressors, and soft connection and shock-absorbing accessories can be selected to further reduce the operating noise.
Yes. You can adjust the fan diameter, static pressure, air volume parameters, motor type, protection grade, anti-corrosion material of the casing, and the color of the exterior spray according to your needs. You can also print the brand logo under your own label. Before placing the order, it is recommended that you provide complete project operating conditions and duct resistance parameters to facilitate the matching of the optimal fan performance solution.
You can calculate the basic air volume by using the formula: space volume x air changes per hour. After calculating the theoretical air volume, You should leave a margin of 10-15% of the air volume according to the resistance of the air duct elbow and filter. Finally, select the system based on the total static pressure to avoid insufficient actual air supply volume caused by the air duct resistance.
Absolutely. It is one of the major advantages of the vane axial fan. The filter and the air valve will increase the resistance of the ventilation system, and the ordinary cylinder fan is easy to greatly attenuate the air volume. The vane fan has a higher static pressure margin, which can offset the pressure loss caused by accessories.
Yes.The multi-fan solution requires proper airflow balance to avoid problems such as fans competing for air and backflow. It is recommended to unify the model and rotational speed of the fans to ensure the stable operation of the system. Parallel use mainly increases the total air volume. Series use is used to enhance the overall static pressure and overcome the resistance of extremely high pipes.
For regular industrial continuous operation, it is recommended to conduct a basic maintenance every 3 months. For harsh working conditions such as heavy dust, high temperature and corrosiveness, the time will be shortened to 1-2 months.The maintenance items include cleaning the impeller, checking the motor, tightening bolts, and inspecting shock-absorbing parts.
