What type of pump is commonly used for handling sewage in lift stations?

The centrifugal pump is commonly used for handling sewage in lift stations due to its effectiveness in moving large volumes of fluid efficiently. These pumps operate on the principle of converting rotational kinetic energy, typically from an impeller, into hydrodynamic energy, allowing for the movement of sewage through pipes.

In lift stations, where the sewage must be transported from lower to higher elevations, centrifugal pumps are particularly advantageous. They can handle liquids with a varying range of solids content, making them suitable for raw sewage, which often contains debris and solids. Additionally, centrifugal pumps are designed to work well in continuous operation, which is essential for municipal wastewater systems.

The design of centrifugal pumps allows for self-priming capabilities and adaptability to different flow rates, making them versatile for various lift station applications. This efficiency, combined with their durability and ability to manage the typical flow conditions encountered in sewage transport, reinforces their common use in waste treatment facilities.