Introduction to Different Types of Compressors Used in Industry

Compressors are widely used in the industrial sector for a variety of purposes, including refrigeration, air conditioning, and gas processing. They are devices that increase the pressure and reduce the volume of gases or air, and can be classified into several types based on their working principle and design. Here are some of the most common types of compressors used in industry:

1. Reciprocating Compressors: Also known as piston compressors, these compressors use a reciprocating piston to compress the gas. They are commonly used in applications that require high-pressure ratios, such as in gas processing and air compression.
2. Rotary Screw Compressors: These compressors use two rotors, or screws, to compress the gas. The gas is trapped between the rotors and the compressor housing, and is gradually compressed as the rotors turn. Rotary screw compressors are commonly used in applications that require a continuous flow of compressed air, such as in manufacturing processes.
3. Centrifugal Compressors: These compressors use a centrifugal impeller to compress the gas. The impeller rotates at high speed, creating a centrifugal force that compresses the gas as it moves through the impeller. Centrifugal compressors are commonly used in large-scale applications, such as in power generation and natural gas processing.
4. Axial Compressors: These compressors use a series of rotating blades to compress the gas. The blades are arranged in a series of stages, each of which increases the pressure of the gas. Axial compressors are commonly used in aircraft engines and gas turbines.
5. Scroll Compressors: These compressors use two interlocking scrolls to compress the gas. The scrolls move in a circular motion, trapping and compressing the gas as they move. Scroll compressors are commonly used in refrigeration and air conditioning systems.

In summary, compressors are widely used in industry for a variety of purposes, and can be classified into several types based on their working principle and design, including reciprocating compressors, rotary screw compressors, centrifugal compressors, axial compressors, and scroll compressors. The choice of compressor will depend on the specific requirements of the application.