Introduction
Pumps installed in fire engines either hoses out water from the fire tanker or suck water from a source such as fire hydrants, lakes, or pools. Different mechanisms control the pumping of water from a water source to the scene of the fire. Usually, a 6 inch suction pipe is used to extract water out of the water tank or an external water source. The water is then discharged out through exit lines or hoses with a certain force to eventually quench the fire.
The Impeller Pump
The main source that pumps water is the impeller water pump. This is a propeller type device that has curved ...