an introduction of mechanical engineering

Classical definition: An engineering discipline that encompasses the generation and
application of heat and mechanical power and the design, production, and use of
machines.
 A machine is an apparatus using or applying mechanical power and having several
parts, each with a definite function and together performing a particular task.
 Pumps, compressors, internal combustion engines, wind turbines
 Piping systems and pressure vessels, reactors, heat exchangers
 Consumer goods and products: everything from coffee grinders to toothbrushes
 Material handling equipment – conveyers, robots, production assembly lines
 Vehicles – cars, trucks, heavy equipment, buses, aircraft, ships
 Power generation equipment: wind power, hydroelectric, nuclear, geotherm