An increasing number of high-power DC motors are used in many automotive applications: the need, from carmakers, to reduce car weight impacted also on the motors' size. They are smaller and lighter ...

For motor applications, engineers have several options at their disposal. Typically, engineers can choose between direct-current (DC) or alternating-current (AC) motors. Machine Design has covered the ...

Electric motors consume almost half of the electricity produced worldwide. They, in fact, provide the necessary driving force for much of today’s equipment. Motors, pumps, and fans are present in an ...

Basic thermodynamic laws tell us that, no matter what its design, in every electric motor some of the input electrical power is undoubtedly lost (via heat) as it is converted to output moving power.