NOC:Electrical Machines


Lecture 1 - Introduction to Electrical Machines - I


Lecture 2 - Single-phase and Three-phase AC Circuits, Magnetic circuits


Lecture 3 - Magnetic Circuit - II


Lecture 4 - Magnetic Circuit - III


Lecture 5 - Transformers - Introduction


Lecture 6 - Transformers - Amp-Turn Balance, Ideal and practical transformers


Lecture 7 - Transformer Equivalent circuit and Reducing leakage


Lecture 8 - Transformer equivalent circuit parameter determination


Lecture 9 - Transformers - Voltage regulation and efficiency


Lecture 10 - Auto-transformers


Lecture 11 - PU notation and Intoduction to Instrument transformers


Lecture 12 - Instrument Transformers and All Day Efficiency


Lecture 13 - Three Phase Transformers - I


Lecture 14 - Three Phase Transformers - II


Lecture 15 - Electromechanical Energy Conversion - I


Lecture 16 - Electromechanical Energy Conversion - II


Lecture 17 - Electromechanical Energy Conversion - III


Lecture 18 - DC Machines-Introduction, Constructional Features


Lecture 19 - DC Machines - EMF and Torque Equations and Generator Operation


Lecture 20 - DC Machines - OCC and Load Charactristics Classification


Lecture 21 - DC Machines - Armature Reaction


Lecture 22 - DC Machines - Voltage Build-up and Load Characteristics


Lecture 23 - DC Generator Characteristics and Introduction to DC Motors


Lecture 24 - DC Motors: Basics and Speed-Torque Relationship


Lecture 25 - DC Motor: Speed Control (Shunt and Separately Exicited Motor)


Lecture 26 - DC Motor: Speed Control (Series and Compound Motor)


Lecture 27 - DC Machine: Starting and Braking


Lecture 28 - DC Machine: Comutation


Lecture 29 - 3 Phase Induction Machine: Constructional Features and Principle of Operation


Lecture 30 - 3 Phase Induction Machine: Equivalent Circuit


Lecture 31 - 3 Phase Induction Machine: Speed Torque Characteristics


Lecture 32 - Testing of Induction Motor: OC and SC Test


Lecture 33 - 3 Phase Induction Machine: Starting Methods


Lecture 34 - Synchronous Machines: Introduction


Lecture 35 - Synchronous Machines: Constructional Features


Lecture 36 - Numerical Session


Lecture 37 - Synchronization of Alternators


Lecture 38 - Synchronous Machines: Equivalent Circuit and Phasor Diagram


Lecture 39 - Synchronous Machines: OC and SC Test


Lecture 40 - Synchronous Machines: Power Angle Relationship, V and Inverted V Curves


Lecture 41 - Single Phase Induction Motors