Introduction To Electrical Machines
Contents
- The Basis of Operation of Electromagnetic Machines
- Basic elements
- Production of a rotating mmf
- The general machine
- Particular cases of the general machine
- Circuit conventions
- Normalization and perunit values
- Armature Winding Arrangements
- Polyphase winding arrangements
- DC machine armature windings
- Tutorial problems
- Process of Energy Conversion
- Electromechanical energy conversion
- Generation of emf
- Winding factors for ac machine windings
- Production of torque
- Tutorial problems
- The Transformer
- The ideal singlephase transformer
- The practical singlephase transformer
Derivation of equivalent circuits
- Determination of transformer parameters
- Performance calculations
- Voltage regulation
- Efficiency
- Parallel operation
- The waveform of noload current
- Phase transformer connections
- Parallel operation of phase transformers
- The autotransformer
- Tutorial problems
- Polyphase Induction Motors
- Derivation of equivalent circuits
- Power balance equations
- Torque calculations
- Output power calculations
- Determination of circuit parameters
- Starting methods for induction motors
- Speed control of induction motors
- Dynamic operation of induction motors
