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10 steps to green compressed air production

Everything you need to know about your pneumatic conveying process

Discover how you can create a more efficient pneumatic conveying process.
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Krilni kompresori

Displacement Compressors Compressor Types Air compressors Compressed Air Wiki

Možda vam je već poznato da postoje dva osnovna principa kompresije vazduha. Jedan od njih je princip zapreminske kompresije. Postoji mnogo tipova kompresora koji se klasifikuju kao zapreminski (deplasmanski) kompresori. Krilni kompresor je jedan od manje poznatih tipova kompresora.

Šta su krilni kompresori?

a vane compressor
Princip rada krilnih kompresora je isti kao i kod mnogih ekspanzionih motora na komprimovani vazduh. Lopatice (krila) se obično izlivaju od specijalnih legura i većina krilnih kompresora je s uljnim podmazivanjem. Rotor sa radijalnim, pokretnim lopaticama u obliku pločica je ekscentrično postavljen u kućište statora. Kada se okreće, lopatice usled centrifugalne sile pritiskaju zidove statora. Vazduh se uvlači kada se rastojanje između rotora i statora povećava. Vazduh se zadržava u različite džepove kompresora, a zapremina mu se smanjuje tokom rotacije. Vazduh se ispušta kada lopatice prođu kroz izlazni otvor.

Working Principle of Rotary Vane Compressors

Rotary vane compressors operate on a straightforward principle. The vanes are positioned within a rotor that turns inside a cavity. The rotor is off-center so that, as it turns, the vanes slide in and out, creating chambers of varying sizes. These chambers trap air pockets which decrease in size as the rotor turns, compressing the air. This compressed air is then discharged at the outlet at the desired pressure.

Advantages and Disadvantages of of Vane Compressors

Advantages

  • Simple Design: Fewer moving parts result in easier maintenance.

  • Reliable Operation: Consistent performance with minimal downtime.

  • Quiet Operation: Lower noise levels compared to other compressors.

  • Continuous Duty: Ideal for applications requiring uninterrupted operation. 

Disadvantages

  • Lower Efficiency: May not be as efficient as other compressor types.

  • Wear on Vanes: Sliding vanes can wear out over time, requiring maintenance.

  • Oil-Lubricated Designs: Some models require oil lubrication, which can be a disadvantage in certain applications.

Applications for Rotary Vane Compressors

Rotary vane compressors are used in a wide range of industries due to their versatility.

Common vane compressor applications include:

  • Painting: Excellent for use in spray guns for smooth and even paint application.

  • Sandblasting: Provide the necessary pressure for effective sandblasting operations.

  • Tire Inflation: Ideal for inflating tires in automotive shops. 

  • Power Tools: Power a variety of pneumatic tools such as drills, wrenches, and hammers.

  • Dental Equipment: Supply clean, dry air for various instruments in dental offices.

  • Food Processing: Used in packaging and processing operations, ensuring product safety and quality by providing clean air.

Other Compressor Types to Consider

When selecting a compressor, it's important to consider other types as well:

  • Reciprocating Compressors: Ideal for high-pressure applications.

  • Scroll Compressors: Known for quiet and efficient operation.

  • Screw Compressors: Suitable for continuous operation in industrial settings. 

Conclusion

Rotary vane compressors offer a reliable and versatile solution for many industrial applications. By understanding their working principles, advantages, and potential drawbacks, you can make an informed decision about whether they fit your needs.

Our experts are available to help you determine the best compressor for your operations. Contact us for personalized assistance.

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