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Complete Electrical Machines For Electrical Engineering

Learn everything about electric machines as DC,synchronous and induction machine, also transformer and magnetic circuit.
Instructor:
Ahmed Mahdy
1,346 students enrolled
English [Auto]
Understand the Great Importance of Transformers
Understand why are the Transformers backbone of Power System
Understand the Importance of Iron Core
Learn about the Magnetic Circuit represented by the Core
Understand the Construction of the Windings in Transformer and how they are put inside the Core
Get the Reason for Using Copper for the Windings
Classify the Windings according to different categories
Understand the Function of Insulating Material and Transformer Oil
Realize the Importance of the Conservator in Transformer
Understand how Breather Remove the moisture and Why?
Realize how Important the Bushings for Human Safety
Understand the Importance of Tap changer and its effect on Load Variation
Realize the Benefit of Cooling Tubes for Oil
Understand how Important is the Buchholz Relay in Transformer
Realize benefit of the Explosion Vents to protect Transformer from Explosion.
Differentiate between Different Methods of Cooling of Transformer and Their Corresponding Power Rating
Understand the Different Types of Transformers as Power and Distribution Transformers
Understand the Difference between Single Phase Core and Shell Type Transformers
Understand the Difference between Three Phase Core and Shell Type Transformers​
Compare between the Shell Type and Core Type Transformers
Understand the Theory of Operation of Transformer
Differentiate between Ideal and Non Ideal Transformers
Realize the Effect of Loading on Transformer
Understand the Transformer Regulation and Efficiency
Learn about Different Losses occurring in Transformer
Understand the Meaning of Transformer Rating
Understand the Voltage relation in Transformer
Differentiate between Approximate and Exact Equivalent Circuits of Transformer
Understand the Concept of Referring in Transformer
Learn Solved Example on Transformer
Understand the Importance of the Magnetic circuit and its application like Transformer.
Learn about the difference between Linear and non Linear Materials .
Understand the Important Definitions of Magnetic Circuits.
learn about the Flux Linkage and Reluctance.
Understand the Analogy between the Magnetic and Electric Circuits
learn about Induced EMF and Current.
Solve Examples on the Magnetic Circuit.
Understand the Fringing Effect.
Use Ampere Right Hand Rule or screw Rule.
Importance and construction of DC machines.
Armature Winding And EMF Equation.
Separately Excited DC Machine.
Shunt And Series DC Machines.
Types And Applications Of Compound DC Motors.
Torque-Speed Characteristics And Speed Control Of Separately Excited DC Motor.
Torque-Speed Characteristics Of Series DC Motor.
Starting Of DC Machine.
Losses In DC Machines.
Dozens Of Solved Examples On All Types Of DC Machines.
Construction And Principle Of Operation Of Synchronous Generator.
Principle Of Operation Of Synchronous Motor.
Equivalent Circuit And Phasor Diagram Of Non Salient Synchronous Machine.
Equivalent Circuit And Phasor Diagram Of Salient Synchronous Machine.
Parallel Operation Of Two Generators.
Synchronization Of Machine With Grid.
Dozens Of Solved Examples On Synchronous Machines Salient And Non Salient.
Construction And Theory Of Operation Of Induction Machines.
Equivalent Circuit And Power Flow In Induction Motor.
Torque-Speed Characteristics Of Induction Motor.
Methods Of Speed Control Of Induction Motor.
Methods Of Starting Induction Motor.
Principle Of Operation Of Doubly Fed Induction Generator.
Self Excited Induction Generator.
Dozens Of Solved Examples On Induction Machines.

Welcome To Our Course “Complete Solar Electrical Machines Course For Electrical Engineering” ⚡️⚡️⚡️

This course is designed for anyone who would like to learn about electrical machines from A to Z for electrical engineers ⚡️ ⚡️ including DC machines, magnetic circuits, transformers, synchronous machines and induction machines.

What are you going to learn in this course?

✔️ Importance and construction of DC machines.

✔️​ Armature winding and emf equation.

✔️​ Separately excited DC machine.

✔️​ Shunt and series DC machines.

✔️​ Types and applications of compound DC motors.

✔️​ Torque-speed characteristics and speed control of separately excited DC motor.

✔️​ Torque-speed characteristics of series DC motor.

✔️​ Starting of DC machine.

✔️​ Armature reaction in DC machines.

✔️​ Losses in DC machines.

✔️​ Dozens of solved examples on all types of DC machines.

✔️​ Importance of the magnetic circuit and its application like transformer.

✔️​ Difference between linear and non linear materials.

✔️​ Important definitions of magnetic circuits, flux linkage and reluctance.

✔️​ Analogy between the magnetic and electric circuits , the similarity between them like resistance, reluctance, conductivity, permeability, emf, mmf, Current, flux, magnetic flux density and current density.

✔️​ Induced emf , fringing effect and ampere right hand rule or screw rule.

✔️​ Importance of transformers and why it is considered as the backbone of the power system.

✔️​ Construction of the transformer and its main components

✔️​ Iron core which is responsible for the magnetic flux action.

✔️​ Magnetic circuit which is represented by the iron core.

✔️​ Windings of transformer, types, categories and construction.

✔️​ Insulating material between the windings and iron core + transformer oil and its great importance.

✔️​ Conservator of transformer which contains oil and its function.

✔️​ Breather which is used as filter in transformer.

✔️​ Bushings which is important for human safety and protection from instant death.

✔️​ Tap changer which is used to control the voltage according to the load variations.

✔️​ Cooling tubes for transformer oil cooling and heat dissipation.

✔️​ Buchholz relay in transformer for gas detection.

✔️​ Explosion vents for protection of transformer in case of internal faults.

✔️​ Different methods of cooling of transformer and their corresponding power rating.

✔️​ Different types of transformers as power and distribution transformers.

✔️​ Difference between single phase core and shell type transformers.

✔️​ Difference between three phase core and shell type transformers.

✔️​ Comparison between the shell type and core type transformers.

✔️​ Theory of operation of transformer.

✔️​ Effect of loading on transformer.

✔️​ Transformer regulation and efficiency.

✔️​ Different losses occurring in transformer.

✔️​ Transformer rating.

✔️​ Voltage relation in transformer.

✔️​ Approximate and exact equivalent circuits of transformer.

✔️​ Concept of referring in transformer.

✔️​ Ideal and non ideal transformers and understand which one of them represents an actual real-life transformer.

✔️​ Construction and principle of operation of synchronous generator.

✔️​ Principle of operation of synchronous motor.

✔️​ Equivalent circuit and phasor diagram of non salient synchronous machine.

✔️​ Equivalent circuit and phasor diagram of salient synchronous machine.

✔️​ Parallel operation of two generators.

✔️​ Synchronization of machine with grid.

✔️​ Dozens of solved examples on synchronous machines salient and non salient.

✔️​ Construction and theory of operation of induction machines.

✔️​ Equivalent circuit and power flow in induction motor.

✔️​ Torque-speed characteristics of induction motor.

✔️​ Methods of speed control of induction motor.

✔️​ Methods of starting induction motor.

✔️​ Principle of operation of doubly fed induction generator.

✔️​ Self excited induction generator.

✔️​ Dozens of solved examples on induction machines.

Course Content

1
Introduction To Electric Machines
2
Types Of Electric Machines And Principle Of Electricity Generation

DC Machines

1
Importance And Construction Of DC Machines
2
Armature Winding And EMF Equation
3
Solved Example 1
4
Solved Example 2
5
Solved Example 3
6
Solved Example 4
7
Separately Excited DC Machine
8
Shunt And Series DC Machines
9
Solved Example 1 On Separately Excited DC Machine
10
Solved Example 2 On Separately Excited DC Machine
11
Solved Example 3 On Shunt Generator
12
Solved Example 4 On Shunt Generator
13
Solved Example 5 On Series DC Generator
14
Types And Applications Of Compound DC Motors
15
Torque-Speed Characteristics And Speed Control Of Separately Excited DC Motor
16
Torque-Speed Characteristics Of Series DC Motor
17
Solved Example 1 On Speed Control
18
Solved Example 2 On Speed Control
19
Starting Of DC Machine
20
Armature Reaction In DC Machines
21
Losses In DC Machines

Construction of Transformer

1
What Is The Construction of Transformer, Importance and Iron Core?
2
Magnetic Circuit Inside Transformer
3
Windings of Transformer
4
Why are Windings made of Copper ?
5
Classification of Windings
6
Insulating Material and Transformer Oil
7
Conservator of Transformer
8
Breather of Transformer
9
Bushings of Transformer
10
Tap Changer of Transformer
11
Cooling Tubes of Transformer
12
Buchholz Relay of Transformer
13
Explosion Vent in Transformer
14
Methods of Cooling in Transformer
15
Types of Transformers
16
Power Transformer and Distribution Transformer
17
Single Phase Core Type Transformer
18
Single Phase Shell Type Transformer
19
Three Phase Core Type Transformer
20
Three Phase Shell Type Transformer
21
Shell Type and Core Type CSA Comparison
22
Comparison between Shell Type and Core Type Transformers
23
Notes
24
Video Explaining the Components in 3D and Real Life

Fundamentals of Magnetic Circuits

1
Magnetic Circuits, Induced Emf and Ampere Right Hand Rule
2
Magnetic Circuit and Important Definitions
3
Linear and Non Linear Materials
4
Flux Linkage and Reluctance
5
Analogy between Electric and Magnetic Circuits
6
Fringing Effect
7
Example 1
8
Example 2
9
Example 3
10
Application on Magnetic Circuit (Transformers)

Theoretical Part on Transformers

1
Introduction to Transformers
2
Construction of Transformer
3
Theory of Operation
4
Ideal Transformer
5
Non Ideal Transformer
6
Effect of Loading on Transformer
7
Transformer Regulation
8
Transformer Losses
9
Transformer Efficiency
10
Transformer Rating
11
Question 1
12
Question 2
13
Question 3
14
Example 1
15
Voltage Relation of Transformer
16
Transformer Exact Equivalent Circuit
17
Concept of Refereeing
18
Approximate Equivalent Circuit

Synchronous Machines

1
Construction And Principle Of Operation Of Synchronous Generator
2
Principle Of Operation Of Synchronous Motor
3
Equivalent Circuit And Phasor Diagram Of Non Salient Synchronous Machine
4
Solved Example 1 On Non Salient Machine
5
Solved Example 2 On Non Salient Machine

In this example i would to clarify that the power=VI cosphi and the vertical part is IX cosphi and it is not equal to the power but the power is directly with it, as Icosphi increases then the power will increase.

6
Solved Example 3 On Non Salient Machine
7
Solved Example 4 On Non Salient Machine
8
Solved Example 5 On Non Salient Machine
9
Solved Example 6 On Non Salient Machine
10
Equivalent Circuit And Phasor Diagram Of Salient Synchronous Machine
11
Solved Example 1 On Salient Machine
12
Solved Example 2 On Salient Machine
13
Solved Example 3 On Salient Machine
14
Parallel Operation Of Two Generators
15
Synchronization Of Machine With Grid

Induction Machines

1
Construction And Theory Of Operation Of Induction Machines
2
Equivalent Circuit And Power Flow In Induction Motor
3
Torque-Speed Characteristics Of Induction Motor
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Includes

13 hours on-demand video
6 articles
Full lifetime access
Access on mobile and TV
Certificate of Completion