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Basic Electrical and Electronics Engineering by S. K. Bhattacharya

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6

Transformers

TOPICS DISCUSSED
  • Applications of transformers

  • Basic principle of transformers

  • Constructional details

  • EMF equation

  • Transformer on no load and on load

  • Phasor diagrams

  • Circuit parameters

  • Equivalent circuit

  • Losses and efficiency

  • Regulation

  • All-day efficiency

  • Basic tests on transformers

6.1 Introduction

Electricity is generated in power houses. Power houses are situated at distant places wherefrom the generated power is to be taken to industries, commercial centres, residential colonies, and villages. The generators used in power houses generate electricity at a particular voltage. Normally the generation voltage is 11,000 V or 11 kV. Electricity is transmitted from the place of generation to the place of its use through electrical ...

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