Notes for Electrical Machine 2 - EM2 by Verified Writer

Three Phase Synchronous Generators Synchronous Generator Construction both Cylinderical Rotor and Salient Pole type The Speed of Rotation of a Synchronous Generator Induced voltage in A C Machines The Internal Generated Voltage of a Synchronous Generator The Effect of Coil Pitch on A C Machines Distributed Windings in A C Machines The Rotating Magnetic Field The Equivalent Circuit of a Synchronous Generator Armature Reaction Reactance Synchronous Reactance and Impedance

Cylindrical Rotor type Three Phase Synchronous Generators r n a The Phasor Diagram of a Synchronous Generator Power and Torque in Synchronous Generators Power Angle Equation and Power Angle Characteristic Measuring Synchronous Generator Model Parameters Open Circuit and Short Circuit Tests and Determination of Synchronous Impedance and Reactance The Short Circuit Ratio Voltage Regulation and Speed Regulation r n r n b Zero Power Factor characteristic Potier Reactance Voltage Regulation by Synchr

Salient Pole type Three Phase Synchronous Generators r nTwo Reaction Concept Development of the Equivalent Circuit of a Salient Pole type Three Phase Synchronous Generator Direct axis and Quadrature axis Reactances Phasor Diagram for various load power factors Torque and Power Equations of Salient Pole Synchronous Generator Power Angle Equation and Power Angle Characteristic with stator resistance neglected r n r n Slip Test for determination of Direct axis and Quadrature axis Reactances

Parallel operation of Three Phase A C Synchronous Generators r nThe Conditions Required for Paralleling The General Procedure for Paralleling Generators Frequency - Real Power and Voltage Reactive Power Characteristics of a Three Phase Synchronous Generator Operation of Generators in Parallel with large Power Systems Operation of generators in parallel with other Generators of the same size

Three Phase Synchronous Motors r nBasic Principles of Motor operation Steady State Synchronous Motor operation Starting Synchronous Motors Synchronous Generators and Synchronous Motors Synchronous Motor Ratings

Three Phase Transformers r nConstructional features Three-Phase Transformer connections The per unit system for Three Phase Transformer Transformer Ratings and Related problems Two Single-Phase Transformers connected in Open Delta V-Connection and their rating T-Connection Scott Connection of Two Single-Phase Transformers to convert Three-Phase balanced supply to Two-Phase balanced supply r nTransformer Three phase Connections Various Phase Displacements 0 180 30 and -30 Connection Diagrams and

Single Phase and Special Purpose Motors r nThe Universal Motor Introduction to Single Phase Induction Motors Starting of Single Phase Induction Motors Speed Control of Single Phase Induction Motors The Circuit Model of a Single Phase Induction Motor Other types of Motors Reluctance Motors Stepper Motors