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The performance characteristics of a centrifugal pump are fundamental in determining its efficiency and effectiveness in various applications. These characteristics are typically represented through performance curves, which illustrate how a pump behaves under different operating conditions. The main performance characteristics include flow rate, head, power consumption, and efficiency. The flow rate refers to the volume of fluid that the pump moves within a given period. It is usually measured in cubic meters per hour (m³/h) or gallons per minute (GPM). The flow rate is a direct measure of the pump's ability to transport fluid and is influenced by the system resistance, such as pipe friction and elevation changes. A centrifugal pump’s flow rate increases as the impeller speed increases, but it is inversely related to the system head. Head represents the energy imparted to the fluid by the pump, which is generally measured in meters or feet. It is the height the pump can raise ___ ______ _____ ______ _____ _______ _____ _______ _____ _____.
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