Centrifugal Gas Compressors and Gas Compressor Systems
Last Updated: April 1, 2025
Description
Centrifugal gas compressors are devices used to increase the pressure of a gas by using a rotating impeller to impart velocity to the gas, which is then converted into pressure energy. These compressors are typically used in applications where large volumes of gas need to be compressed to moderate pressures.
Working Principle
Centrifugal gas compressors operate on the principle of dynamic compression. Gas enters the compressor through the inlet and is directed to the center of a rotating impeller. As the impeller spins, it accelerates the gas outward through centrifugal force. This increase in velocity is then converted into pressure energy as the gas passes through a diffuser. The process is continuous, allowing for a steady flow of compressed gas. These compressors are particularly useful due to their ability to handle large volumes of gas efficiently and their relatively simple design, which results in fewer moving parts and reduced maintenance requirements.
Applications
Centrifugal gas compressors are widely used in the petrochemical industry, both onshore and offshore, for compressing gases to high pressures. They are also employed in gas turbines as part of the compression stage. Specific examples include their use in large plants for compressed air systems and in petrochemical facilities for processing gases.
Advantages over other Gas Compressors and Gas Compressor Systems
Centrifugal gas compressors offer several advantages over other types of compressors. They are capable of handling large volumes of gas, making them ideal for applications requiring high flow rates. Unlike reciprocating compressors, which are limited to lower flow rates, centrifugal compressors can achieve much higher capacities. Additionally, their design results in fewer moving parts, which can lead to lower maintenance costs and increased reliability.
Limitations
One limitation of centrifugal gas compressors is their efficiency at lower flow rates. They are generally not as effective as reciprocating compressors for applications requiring low flow rates and high pressures. Additionally, they can be sensitive to changes in operating conditions, such as variations in gas composition or temperature, which can affect performance.
Considerations
When considering centrifugal gas compressors, it is important to evaluate initial costs, which can be higher compared to other types of compressors due to their complex design and materials. Operating expenses should also be considered, as these compressors may require significant energy input. However, their durability and lower maintenance requirements can offset some of these costs over time. It is also crucial to assess the specific application requirements, such as flow rate and pressure, to ensure the compressor is suitable for the intended use.
from Dresser-Rand
Compact compressor line is suitable for a wide range of process gases and meets customers ’ requirements in all types of industries, especially for the most severe conditions in on/offshore oil and gas, downstream applications and LNG. These compressors feature a versatile, efficient and... [See More]
- Compressor Technology: Centrifugal
from Howden
Burton Corblin Periflow ® Range of Peripheral Compressors. The Periflow ® compressor has its own performance characteristics situated between those of volumetric displacement blowers and centrifugal compressors. Periflow ® compressors provide a cost-effective option when moderate... [See More]
- Compressor Technology: Centrifugal
- Horse Power: 1340
- Discharge / Operating Pressure: 2901
- Gases Handled: Ammonia; Corrosive / Sour Gas; Carbon Dioxide; Hydrocarbon; Natural Gas / Methane; Nitrogen
from Celeroton AG
With the launch of the turbo compressor series CT-NG, Celeroton is further extending its product portfolio of ultra-high-speed, gas bearing turbo compressors with a turbo compressor specifically optimized for noble and inert gases. As a first variant of the turbo compressor series, the CT-NG-2000 is... [See More]
- Compressor Technology: Blower; Centrifugal
- Horse Power: 2.68
- Mass Flow Capacity: 0.0 to 247
- Power Source: AC Single Phase
from Ingersoll Rand Industrial Technologies / Air Motors
MSG compressors are custom designed and built for individual customer needs for a variety of applications. MSG style compressors are manufactured with a highly engineered air flow components, designed for easy, low-cost installation and operation. [See More]
- Compressor Technology: Centrifugal
- Mass Flow Capacity: 45250 to 135000
- Discharge / Operating Pressure: 600
- Horse Power: 22000
from Johnson Controls / FRICK / YORK PROCESS SYSTEMS
At Johnson Controls, we have designed the YORK ® M TurboMaster multistage compressor for heavy industrial use since 1955. Featuring a rugged between-the-bearings design, one to eight stages of compression and modular lube systems, this multistage centrifugal compressor has proven itself in over... [See More]
- Compressor Technology: Centrifugal
- Horse Power: 15000
- Mass Flow Capacity: 2600
- Gases Handled: Ammonia; Carbon Dioxide; Natural Gas / Methane; Hydrogen and Others
from Gardner Denver, Inc.
Compressors. Gardner Denver is a global leader in the design, manufacture, installation and service of innovative compressor technologies for a diverse range of industries. From manufacturing to construction, mining to pharmaceuticals, our compressors work hard to increase efficiency, reduce energy... [See More]
- Compressor Technology: Centrifugal; Diaphragm; RotaryLobe; Rotary Screw
- Gases Handled: Air; Hydrocarbon; Natural Gas / Methane
- Lubrication Style: Oil-free (optional feature)
- Applications: Gas Transmission / Delivery; Oil Refining / Chemical Processing; Oil / Vapor Recovery ; Process Gas Feeding / Injection; Vessel / Cylinder Filling
from Dresser-Rand
Building on the successful experience of the DATUM ® line of compressors, Dresser-Rand developed a new compression concept – the DATUM Integrated Compression System (ICS). The compression system is engineered with centrifugal separator technology incorporated on the compressor rotor to... [See More]
- Compressor Technology: Centrifugal
from Howden
Howden ČKD Multi-stage Centrifugal Compressors. ČKD Multi-stage Centrifugal Compressors are available in a wide range of configurations with capacities between 50m3/h and 480 000m3/h, and discharge pressures of up to 45MPa. Howden ČKD centrifugal compressors are extremely versatile. [See More]
- Compressor Technology: Centrifugal
- Mass Flow Capacity: 29.42 to 282398
- Discharge / Operating Pressure: 145 to 6527
- Gases Handled: Carbon Dioxide; Hydrocarbon; Natural Gas / Methane
from Celeroton AG
Celeroton presents the new CT-25-10000 turbo compressor with air bearings in order to meet the increased market demand for higher mass flow and pressure ratios. The CT-25-10000 consumes the lowest available space, offers a long lifetime, oil-free operation, lowest weight and an optimized cost on the... [See More]
- Compressor Technology: Blower; Centrifugal
- Mass Flow Capacity: 0.0 to 159
- Discharge / Operating Pressure: 0.0 to 31.91
- Horse Power: 9.38
from Ingersoll Rand Industrial Technologies / Air Motors
MSG compressors are custom designed and built for individual customer needs for a variety of applications. The MSG style compressors are manufactured with a highly engineered air flow components, designed for easy, low-cost installation and operation. [See More]
- Compressor Technology: Centrifugal
- Mass Flow Capacity: 2500 to 35500
- Discharge / Operating Pressure: 1450
- Horse Power: 10000
from Dresser-Rand
ISOPAC centrifugal compressors are field-proven machines featuring an OEM design, heavy-duty materials and a long history of reliability. Now, Dresser-Rand offers high-efficiency, low maintenance remanufactured ISOPAC centrifugal compressors that represent the most reliable and efficient equipment... [See More]
- Compressor Technology: Centrifugal
from Howden
Howden SG Range of Turbo Compressors and Blowers. Howden's ‘SG ’ range of high efficiency turbo blowers are of industrial type design and are mainly used in power, mining and water industry applications, while the turbo compressors are ideally suited to duties in the downstream... [See More]
- Compressor Technology: Centrifugal
- Applications: Gas Transmission / Delivery
- Gases Handled: Carbon Dioxide; Hydrocarbon; Natural Gas / Methane
from Ingersoll Rand Industrial Technologies / Air Motors
MSG TURBO-AIR 11000 is a more standardized compressor with a shorter delivery time. The MSG TURBO-AIR 11000 was designed from the ground up with input from actual end-users, assuring that this machine was built around customer needs for a more efficient and easily maintainable compressor. [See More]
- Compressor Technology: Centrifugal
- Mass Flow Capacity: 8200 to 14750
- Discharge / Operating Pressure: 275
- Horse Power: 3700