Electrical Machines I


Lecture 1 - Introduction


Lecture 2 - Operating Principles and Construction of Single Phase Transformers


Lecture 3 - Modeling of Single Phase Transformers


Lecture 4 - Equivalent Circuits of Single Phase Transformers


Lecture 5 - Testing of Single Phase Transformers


Lecture 6 - Efficiency of Single Phase Transformers


Lecture 7 - Voltage Regulation of Single Phase Transformers


Lecture 8 - Parallel Operation of Single Phase Transformers


Lecture 9 - Harmonics and Switching Transients in Single Phase Transformers


Lecture 10 - Introduction to Three Phase Transformer


Lecture 11 - Construction of Three Phase Transformers


Lecture 12 - Three Phase Transformer Connections


Lecture 13 - Three Phase Transformer Phase Groups Part - I


Lecture 14 - Three Phase Transformer Phase Groups Part - II


Lecture 15 - Analysis and Testing of Three Phase Transformers


Lecture 16 - Operation of Three Phase Transformers


Lecture 17 - Auto Transformers


Lecture 18 - Three Winding Transformers


Lecture 19 - Scott Connected Transformers


Lecture 20 - Potential and Current Transformers


Lecture 21 - Operating Principles of DC Machines


Lecture 22 - Constructional Features of DC Machines


Lecture 23 - Generated EMF and Torque in DC Machines


Lecture 24 - Armature Reaction


Lecture 25 - Commutation in DC Machines


Lecture 26 - Separately Excited DC Generators


Lecture 27 - DC Shunt Generators


Lecture 28 - Compound DC Generators


Lecture 29 - Interconnected DC Generators


Lecture 30 - Characteristics of DC Shunt Motors


Lecture 31 - Starting of DC Shunt Motors


Lecture 32 - Speed Control of DC Shunt Motors


Lecture 33 - Braking of DC Shunt Motors


Lecture 34 - Electronic Control of DC Shunt Motors


Lecture 35 - Testing of DC Shunt Motors


Lecture 36 - Characteristics of DC Series Motors


Lecture 37 - Starting and Braking of DC Series Motors


Lecture 38 - Speed Control and of DC Series Motors


Lecture 39 - Testing of DC Series Motors


Lecture 40 - Characteristics of Compound DC Series Motors