A centrifugal compressor is typically associated with which of the following characteristics?

A centrifugal compressor is typically associated with which of the following characteristics?

• A. It is the smallest in size
• B. It is among the most energy efficient
• C. It has the lowest flow capacity
• D. It is unsuitable for large refrigerant systems

Answer: (B)

Centrifugal compressors shine when you’re moving large amounts of refrigerant, and their design yields high efficiency at those big capacities. The rotary impeller accelerates the refrigerant and uses dynamic compression with relatively few moving parts, which reduces friction and energy losses compared with other types. That combination makes them among the most energy-efficient options for large systems, where you need both high flow and efficient operation over a wide range of loads. They aren’t the smallest in size, and they don’t have the lowest flow capacity—their strength is high flow at high efficiency. They’re also well suited for large refrigerant systems, not unsuitable for them. So the statement about energy efficiency best captures why centrifugal compressors are favored in big installations.

Centrifugal compressors shine when you’re moving large amounts of refrigerant, and their design yields high efficiency at those big capacities. The rotary impeller accelerates the refrigerant and uses dynamic compression with relatively few moving parts, which reduces friction and energy losses compared with other types. That combination makes them among the most energy-efficient options for large systems, where you need both high flow and efficient operation over a wide range of loads.

They aren’t the smallest in size, and they don’t have the lowest flow capacity—their strength is high flow at high efficiency. They’re also well suited for large refrigerant systems, not unsuitable for them. So the statement about energy efficiency best captures why centrifugal compressors are favored in big installations.