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Electrical Machine Design by V. S. Nagarajan, V. Rajini

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1

BASIC DESIGN CONSIDERATIONS OF ELECTRICAL MACHINES

1.1 Principles of Design

An electric machine is an electromechanical device that comprises the stationary and moving parts combined together to generate, transform or utilize the mechanical/electrical energy. Electric machines are used in applications like transportation, aerospace, defence and industrial automation industries. Electric motor-driven systems that drive pumps, fan, blower systems and air compression have become common in industries. Good engineering design is the heart of all such applications. Engineering design is the application of science, technology and invention to produce machines to perform specified tasks with optimum economy and efficiency.

All the machines are made ...

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