Guang Litong, 白云区, Guangzhou (2026)

Name: Guang Litong
Address: 白云区, Guangzhou, 512000, CN
Telephone: +8617724427675

Explore our range, including stainless steel high-temperature fans and explosion-proof, corrosion-resistant fans.

19/03/2024

T30 (C) series axial flow fan is improved on the basis of 30K4-II type, with reasonable structure, high blade strength, low noise, high efficiency and other characteristics, this fan is divided into ordinary type and opening and closing type. It is mainly used for high-temperature gas extraction or discharge and other oil, water, dust gases, and the non-flammable and explosive, non-corrosive, non-significant dust gases are transported, and the medium temperature is ≤ 80 °C, and can also be used for series pressurization, air supply and exhaust of general industrial pipelines.

15/03/2024

🔍🌀 What's the difference between an induced draft fan and a blower? Both are devices used to increase combustion air supply, but they have several differences. Let's explore the distinctions between them.

1️⃣ Different Applications:

Induced draft fan: Boosts fuel/air for boilers, furnaces, operating at around 100°C.
Blower: Transports clean air/gas, boosting for various equipment, operates between 0°C to 40°C.
2️⃣ Varied Airflow:

Induced draft fan: Centrifugal type, airflow ranging from 1000m³/h to 50,000m³/h.
Blower: Spiral type, offers much larger airflow, from hundreds to hundreds of thousands of m³/h.
3️⃣ Diverse Impeller Structures:

Induced draft fan: Typically backward-curved impeller, suitable for low-speed, high-pressure operations.
Blower: Usually forward-curved and forward-inclined impeller, lower pressure but larger airflow, minimizes vibration and noise during operation.
In summary, induced draft fans are ideal for boilers and furnaces, enhancing fuel and air supply, while blowers are mainly used for clean air/gas transportation, boosting and increasing volume. Moreover, significant differences exist in impeller structure, airflow, and pressure. 🌀🔥🌬️

13/03/2024

The boiler induced draft fan is a crucial component in boiler systems but can generate noise. This article explores the reasons behind the noise and offers common solutions to reduce its impact on the environment and personnel.

Noise Causes:

Internal vibration: Loose, worn, or unbalanced fan components cause internal vibrations leading to noise.
Turbulent flow noise: Turbulence occurs as airflow passes through the fan blades, creating noise.
Fan-pipe interface vibrations: Vibrations and resonance at the fan-pipe connection can also generate noise.
Solutions:

Regular inspection and maintenance: Ensure tight connections and address issues like loose parts or wear. Replace vulnerable components when necessary.
Balancing and calibration: Balance imbalanced blades or rotors to reduce vibrations and noise. Ensure proper alignment and calibration in the transmission system.
Soundproofing measures: Install soundproofing materials at fan and pipe connections to minimize noise transmission from vibrations and resonance.
Vibration reduction measures: Use vibration absorbers, damping pads, etc., to reduce vibration transfer between the fan and support structures.
Acoustic hood and enclosures: Install acoustic hoods or enclosures around the boiler induced draft fan to minimize noise spreading to the surrounding environment.
Acoustic design optimization: Consider factors reducing noise during the design phase. Implement appropriate measures like lowering fan speed and improving aerodynamics.
Regular Monitoring and Adjustment:

In addition to the above, regular monitoring of the fan's noise level is crucial. Install noise monitoring devices to promptly detect and address noise issues, ensuring the fan operates smoothly in a quiet environment.
Conclusion:
Excessive noise from the boiler induced draft fan can adversely affect the work environment and personnel health. Employing methods like regular maintenance, balancing, soundproofing, vibration reduction, and acoustic enclosures can effectively lower the noise level. Incorporating acoustic design optimization during the design phase is crucial. Regularly monitoring and adjusting noise levels ensure the proper operation of the induced draft fan and a quiet work environment, ultimately achieving efficient boiler system operation and a comfortable working environment for personnel.

Address

白云区
Guangzhou
512000

Telephone

+8617724427675

Website

http://www.guanglitong.cn/

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