Xiongli HVAC

09/09/2026

Another batch of high-performance box fans has been shipped!

25/08/2026

23/08/2026

Here is the English breakdown of axial fan testing, core features, and primary applications based on the factory testing process:

I. Core Testing Items for Axial Fans

● Operation & Direction Check: Verifies motor wiring and power supply phase alignment to ensure the impeller rotates in the direction indicated by the airflow arrow, checking for smooth startup/shutdown without binding or noise.
● Dynamic Balance & Vibration Test: Monitors vibration amplitudes at the casing and bearing points during high-speed rotation using vibration meters to prevent shaking or bolt loosening caused by imbalance.
● Airflow & Static Pressure Performance Test: Measures volumetric airflow rate (CFM / m^3/h) and static pressure (Pa) in a standardized test duct to verify compliance with design ratings.
● Electrical & Motor Temperature Rise Test: Measures operating current, voltage, and power input under rated loads to prevent motor overload, while tracking winding and bearing temperatures.
● Noise Level Measurement: Measures aerodynamic and mechanical noise levels (dB) at specified distances using sound level meters to ensure compliance with environmental acoustics standards.
II. Key Features & Primary Applications

Key Features

● High Airflow / Low Static Pressure: Operates with propeller-style blades to move large volumes of air quickly against low system resistance.
● Straight-Through Airflow: Parallel inlet and outlet paths align airflow directly along the motor axis with minimal internal resistance.
● Compact & Easy Installation: Cylindrical casing allows direct mounting on building walls or inline within ventilation ducts without requiring extra floor space.
Primary Applications

● Large Area Ventilation: General air exchange across industrial workshops, agricultural greenhouses, and livestock facilities.
● Duct Boosting & Exhaust: Short-distance inline duct pressure boosting and stairwell pressurization for fire safety.
● Equipment Cooling: Forced-air cooling in cooling towers, large power generators, and heavy industrial machinery. Meera चीन की मीरा

22/08/2026

A batch of axial fans with 80,000 air volume will be shipped after passing the test.

22/08/2026

The axial fan with an air volume of 80,000 is being tested Lee Pace

22/08/2026

Customers go to the factory to inspect the goods, test the performance of the fan, and the wind is strong. Lee Pace

22/08/2026

Axial Fans: Features & Applications

Key Features

● High Volume, Low Pressure: Generates high airflow rates at relatively low static pressures.
● Straight-Through Airflow: Parallel inlet and outlet maintain continuous linear airflow with minimal internal resistance.
● Compact Footprint: Mounts directly within duct networks or building walls without requiring extra mechanical floor Lee Pace

22/08/2026

The key differences, features, and applications between axial fans and centrifugal fans highlight their distinct performance characteristics:

Comparison Dimension
Axial Fan
Centrifugal Fan
Appearance & Structure
Cylindrical casing with impeller and motor on the same axis
Scroll-shaped housing or square cabinet enclosure, driven by belt pulley or direct coupling
Airflow Direction
Axial in, axial out (parallel to the rotational axis)
Axial in, radial out (90° perpendicular turn)
Airflow vs. Pressure
High airflow / Low static pressure
High static pressure / Medium to high airflow
System Resistance
Best for low-resistance, short-duct, or un-ducted systems
Designed to overcome high resistance from long duct runs, filters, and complex ductwork
Space & Installation
Compact and lightweight; can be installed directly inside ducts or on wall cutouts
Larger footprint; usually requires dedicated mechanical rooms or floor bases