Pump and Pumping System

What are pumps and pumping systems?
Pumping systems account for nearly 20% of the world’s electrical energy demand and range from 25-50% of the energy usage in certain industrial plant operations (US DOE, 2004).
Pumps have two main purposes:
  1. Transfer of liquid from one place to another place (e.g. water from an underground aquifer into a water storage tank)
  2. Circulate liquid around a system (e.g. cooling water or lubricants through machines and equipment)

The main components of a pumping system are:
  1. Pumps
  2. Prime movers: electric motors, diesel engines or air system
  3. Piping, used to carry the fluid
  4. Valves, used to control the flow in the system
  5. Other fittings, controls and instrumentation
  6. End-use equipment, which have different requirements (e.g. pressure, flow) and therefore determine the pumping system components and configuration.
Examples include heat exchangers, tanks and hydraulic machines.

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