Titlebook: Electronic and Electrical Engineering; Principles and Pract L. A. A. Warnes Textbook 1994Latest edition Macmillan Publishers Limited 1994 a

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Three-phase systems,milar systems were soon installed all over the world. AC generators began to be used for the same purpose and the two varieties of electricity supply coexisted for a time, with the advantage perhaps lying with DC generation. The invention by Tesla of the induction motor in 1887 altered the balance d

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Transformers,ing voltages and also for matching loads. They range in size from multi-tonne, multi-MVA transformers in electricity distribution systems to IVA, PCB-mounted transformers for portable instruments. Besides their high efficiencies, they are also notable for their reliability and freedom from the need

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Induction motors,motors running from the 240V supply are among the commonest in domestic use. All induction motors are cheap, reliable, rugged, lightweight and reasonably efficient; in fact large (> 1 MW) induction motors have efficiencies of up to 98%. Their biggest drawback hitherto has been their small range of o

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Power electronics,devices such as SCRs became common in high-voltage traction motors as long as thirty years ago, it is only in the last ten years that the marriage of microprocessors and power devices has brought about a revolution in the control of electrical power. This revolution is especially noteworthy in elect

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pplications, which are emphasised throughout. Suitable for HND and undergraduate students, the coverage and approach is relevant for specialist and non-specialist engineers. Important topics include electromagnetic compatibility in view of recent EU legislation. Solutions to Problems book available

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