In a multi-stage air compressor, what is typically placed between the stages?

In a multi-stage air compressor, an intercooler is typically placed between the stages to enhance efficiency and performance. As air is compressed, it generates heat, which can increase the temperature of the air and reduce the efficiency of the compression process. An intercooler is used to cool the air between the compression stages, allowing the air to be compressed in cooler conditions, which ultimately helps maintain lower temperatures across the system. This cooling effect results in increased density of the air, allowing for more efficient compression in subsequent stages and reducing the thermal stress on the compressor components.

In addition, utilizing an intercooler prevents potential issues related to overheating, such as reduced mechanical integrity or malfunctions. By maintaining optimal operating temperatures, the overall lifespan and reliability of the compressor are enhanced, making the intercooler a crucial component in multi-stage compressor designs.