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The Ultimate Electric Circuits for Electrical Engineering

The Ultimate Electric Circuits for Electrical Engineering

Loại khoá học: Industry

Learn DC electric circuits, Electronics, AC Circuits, AC power, Three phase circuits, and Resonance in ONE COURSE !

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50.000 VND
25 VND
Đầy Đủ Bài Giảng
Học Online Tiện Lợi
Kích Hoạt Nhanh 2-5 Phút
Thanh toán tự động
Được phép tải xuống

Tổng quan

Nội dung khoá học

Đánh giá

Mô tả

Hi everyone!


  • This course is designed to provide a complete understanding of electric circuits starting from the basics and fundamentals of electrical engineering moving to advanced topics in electric circuits for complete beginners without any previous knowledge.

Electric circuits analysis is the fundamental theory upon which all branches of electrical engineering are built. Many branches of electrical engineering, such as power engineering, electric machines, control, electronics, communications, and instrumentation, are based on electric circuit theory.


  • The course is roughly divided into the following topics:

                                    <<<< Basics and fundamentals of electrical engineering and electronics >>>>

  1. What is an electric circuit?

  2. System of Units & SI Prefixes

  3. Definitions of electric charge, current, voltage, power and energy

  4. Basic circuit elements and their applications

  5. DC current vs. AC current

  6. Difference between independent and dependent sources

  7. Power balance in electric circuits

                                    <<<< Fundamental laws in DC electric circuits >>>>

  1. Ohm's law in electric circuits

  2. Various properties of resistors

  3. Kirchhoff’s current law (KCL) and Kirchhoff’s voltage law (KVL)

  4. Short circuit and open circuit

  5. Circuit reduction topology using series and parallel resistors

  6. Voltage and current divider rules

  7. Star and delta connections

  8. Star to Delta transformation and vice versa for the circuit reduction

  9. Nodal analysis method and concept of super node

  10. Electric circuit applications as lighting systems

                                    <<<< Advanced theorems in DC circuit analysis >>>>

  1. The concept of linearity and  linear circuits

  2. Different electric circuit theorems such as superposition and source transformation theorems

  3. Thevenin theorem in electric circuits

  4. How to apply Thevenin with dependent sources?

  5. The maximum power transfer theory using Thevenin

  6. Norton theorem in electric circuits

                                    <<<< Capacitors and Inductors in Electric circuits >>>>

  1. Various properties for capacitors and inductors

  2. The voltage and current relations in capacitors and inductors

  3. The energy stored in capacitors and inductors

  4. How to simplify capacitive, and inductive circuits?

  5. Series and parallel capacitors and inductors

                                    <<<< Operational Amplifiers >>>>

  1. Basics of operational amplifiers (Op-Amps)

  2. Difference between ideal and practical Op-Amps

  3. Different types of Op-Amps such as inverting, non inverting, summing and difference amplifiers

  4. Different applications on Op-Amps such as differentiator, integrator, cascaded Op-Amps

  5. How to implement digital to analog converter (DAC) using Op-Amps?

  6. How to build instrumentation amplifier (IA) using Op-Amp circuits?

                                    <<<< DC transient circuits >>>>

  1. First order DC transient circuits

  2. Forced and free response of R-L circuit

  3. Forced and free response of R-C circuit

  4. The key to working with any R-L or R-C circuits

  5. The analysis of second order DC transient circuits

  6. Analysis of series RLC circuit

  7. Different responses for RLC circuit

  8. How to analyze any general RLC circuit?

                                    <<<< AC Electric Circuit Analysis >>>>

  1. Practical difference between AC and DC circuits

  2. AC sinusoidal sources and phasors

  3. Identify the phasor representation for AC sources

  4. V-I relations for resistors, inductors and capacitors in AC circuits

  5. Definitions of impedance and admittance

  6. Apply different circuit techniques and theorems in AC circuits

  7. Apply KVL, KCL, impedance combinations, mesh and nodal techniques in AC circuits

  8. Apply superposition, source transformation, Thevenin and Norton theorems in AC circuits

  9. Realize Cramer's rule and the elimination technique in analyzing any AC electric circuit

  10. Analysis of  Op Amp AC circuits

                                    <<<< Power in AC Circuits >>>>

  1. Practical importance of AC power analysis

  2. Difference between instantaneous and average power

  3. Apply maximum power transfer theory  in AC circuits

  4. The root-mean-square (RMS) value and its importance in AC circuits

  5. Identify the apparent power (S) and power factor (PF)

  6. Discuss the complex power and its importance in AC power analysis

  7. Difference between active power (P) and reactive power (Q)

  8. Realize the power triangle in relating the different types of AC power

  9. Realize the consequences of low power factor in AC power system

  10. The role of capacitors in improving the power factor

                                    <<<< Three Phase Circuits >>>>

  1. The advantages of using 3-ph systems

  2. The origin of balanced three phase supply

  3. Study different possible connections in balanced 3-ph circuits

  4. Apply (star-star), (star-delta), (delta-star), (delta-delta) 3-ph connections

  5. Discuss the difference between (3-wire) and (4-wire) 3-ph systems

  6. The difference between line and phase voltages

  7. The relations between line and phase currents

  8. How to analyze unbalanced star or delta loads in any 3-ph system

                                    <<<< Power in Three Phase Circuits >>>>

  1. Power calculations in balanced 3-ph system

  2. Power calculations in unbalanced 3-ph system

  3. How to calculate the power losses in any 3-ph system?

  4. How to improve the power factor in 3-ph circuits?

                                    <<<< Resonance in Electric Circuits >>>>

  1. Realize the electric resonance phenomena in electric circuits

  2. Series resonance vs. parallel resonance

  3. Properties of resonant circuits

  4. Half power frequencies in resonant circuits

  5. Bandwidth and quality factor for electric resonance

  6. Applications of resonance circuits

  7. Drawbacks of unwanted resonance

  •    You will find several solved examples and practical applications to illustrate the analysis of practical circuits

                By the end of this course, you will be able to start your career in electrical engineering, power and

               computer engineering and electronics so that you will be able to analyze different electric circuits

               from basics to advanced

I thank you very much for taking the time to check the course content.

                See you in the course !


Bạn sẽ học được gì

Electrical engineering and electronics fundamentals

Learn basics of simple electric circuit

Identify electric charge, current, voltage, power and energy

Identify the basic circuit elements and their applications

Realize the difference between independent and dependent sources

Discuss the various properties of resistors

Apply Ohm's law in electric circuits

Explain Kirchhoff’s current and voltage laws used in circuit analysis

Learn how to apply circuit reduction topology using series and parallel resistors

Explain the concept of Star and Delta transformations in reducing the electric circuits

Apply the rules of current and voltage divider in electric circuits

Discuss electric circuit applications as lighting systems

Learn electric circuit analysis techniques using Mesh and Nodal analysis

Realize the concept of super mesh and super node in electric circuits

Identify the concept of linear circuits

Learn different electric circuit theorems such as superposition and source transformation theorems

Learn how to apply Thevenin theorem in electric circuits

Discuss the maximum power transfer theory using Thevenin

Learn how to apply Norton theorem in electric circuits

Discuss the various properties for capacitors and inductors

Obtain the voltage and current relations in capacitors and inductors

Identify the energy stored in capacitors and inductors

Learn how to simplify capacitive, and inductive circuits

Learn the difference between resistor, capacitor and inductor

Identify basics of operational amplifiers (Op-Amps)

Discuss the difference between ideal and practical Op-Amps

Discuss different types of Op-Amps such as inverting, non inverting, summing and difference amplifiers

Realize different applications on Op-Amps such as differentiator, integrator, cascaded Op-Amps

Learn how to implement digital to analog converter (DAC) using Op-Amps

How to build instrumentation amplifier (IA) using Op-Amp circuits

Explain the first order DC transient circuits

Apply forced and free response to R-L circuit

Apply forced and free response to R-C circuit

Realize the key to working with any R-L or R-C circuits

Explain the analysis of second order DC transient circuits

analyze series RLC circuit

Identify the different responses for RLC circuit

Learn how to analyze any general RLC circuit

Complete analysis of AC electric circuits

Realize the practical difference between AC and DC circuits

Discuss AC sinusoidal sources

Identify the phasor representation for AC sources

Identify the phasor representation for resistors, inductors and capacitors in AC circuits

Realize the definitions of impedance and admittance

Apply different circuit techniques and theorems in AC circuits

Apply KVL, KCL, impedance combinations, mesh and nodal techniques in AC circuits

Apply superposition, source transformation, Thevenin and Norton theorems in AC circuits

Realize Cramer's rule and the elimination technique in analyzing any AC electric circuit

Learn how to analyze Op Amp AC circuits

Complete AC power analysis

Explain the practical importance of AC power analysis

Explain the Difference between instantaneous and average power

Apply maximum power transfer theory in AC circuits

Realize the root-mean-square (RMS) value and its importance in AC circuits

Identify the apparent power (S) and power factor (PF)

Discuss the complex power and its importance in AC power analysis

Discuss the difference between active power (P) and reactive power (Q)

Realize the power triangle in relating the different types of AC power

Realize the consequences of low power factor in AC power system

Learn the role of capacitors in improving the power factor

Complete analysis of three-phase circuits

Explain the advantages of using 3-ph systems

Learn the origin of balanced three phase supply

Study different possible connections in balanced 3-ph circuits

Apply (star-star), (star-delta), (delta-star), (delta-delta) 3-ph connections

Discuss the difference between (3-wire) and (4-wire) 3-ph systems

Identify the difference between line and phase voltages

Identify the relations between line and phase currents

Complete study on Unbalanced 3-phase systems

Learn how to analyze unbalanced star or delta loads in any 3-ph system

Discuss the power analysis in balanced 3-ph system

Explain the power analysis in unbalanced 3-ph system

How to improve the power factor in 3-ph circuits

Realize the electric resonance in electric circuits

Series resonance vs. parallel resonance

Explain different terms related to electric resonance

Identify applications of resonance circuits

Realize the drawbacks of unwanted resonance

Yêu cầu

  • No prior knowledge about electrical engineering
  • Basic knowledge of mathematics
  • calculator

Nội dung khoá học

23 sections

Basics and Concepts

15 lectures
Introduction to the course
05:32
Simple electric circuit
04:17
System of Units & SI Prefixes
04:12
Course material
00:16
Electric charge
04:26
Electric current
04:30
Example 1 - Current and charge
04:00
DC current vs. AC current
04:00
Voltage
06:13
Power
04:24
Example 2 - Power balance
02:45
Energy
02:47
Example 3 - voltage, power, energy
02:15
Example 4 - voltage, power, energy
03:38
Basics and concepts
5 questions

Electric Circuit Elements

4 lectures
Passive elements
03:18
Independent sources
03:42
Dependent sources
04:06
Example - Dependent sources
03:26

Fundamental Laws

16 lectures
Introduction
04:51
Resistance
04:42
Ohm's Law
04:33
Short circuit Vs. Open circuit
04:49
Conductance and power in resistor
03:58
Example 1 - Ohm's law
02:26
Branches and Nodes
05:19
Loops and Meshes
04:17
Example 2 - branches,nodes,loops
01:34
Kirchhoff’s Current Law (KCL)
03:15
Kirchhoff’s Voltage Law (KVL)
05:44
Steps to solve KVL & KCL problems
01:24
Example 3 - KVL & KCL
03:44
Example 4 - KVL & KCL
07:23
Example 5 - KVL & KCL
08:31
Fundamental laws
5 questions

Circuit Reduction

13 lectures
Series resistors
05:25
Voltage divider
02:39
Parallel resistors
06:30
Current divider
03:52
Example 1 - series & parallel resistors
03:55
Example 2 - series & parallel resistors
07:29
Example 3 - Current divider
06:44
Star and Delta Connections
05:41
Delta-Star transformation
04:14
Star-Delta transformation
03:16
Example 4 - Delta and Star connections
09:58
Application: Lighting systems
06:14
Example 5 - Lighting systems
09:02

Nodal and Mesh Analysis

11 lectures
Nodal analysis
09:38
Example 1 - Nodal analysis
06:34
Example 2 - Nodal analysis
08:58
Super node in nodal analysis
07:06
Example 3 - Super node
06:16
Mesh (Loop) analysis
05:34
Example 4 - Mesh analysis
05:25
Example 5 - Mesh analysis
06:35
Super mesh in mesh analysis
06:02
Example 6 - Super mesh
11:07
Nodal and Mesh analysis
4 questions

Theorems in Electric circuits

11 lectures
Conept of linearity
07:12
Linear circuit
04:13
Example - Linear circuits
03:10
Example 2 - Linear circuits
06:53
Superposition
08:10
Example - Superposition
05:06
Comprehensive example on superposition
14:18
Source Transformation
05:54
Example - Source Transformation
06:20
Example 2 - Source transformation
07:25
Theorems in electric circuits
3 questions

Thevenin and Norton Theorems

9 lectures
Thevenin’s Theorem
05:27
Example - Thevenin’s Theorem
10:59
Thevenin with dependent sources
04:34
Example 2 - Thevenin with dependent sources
09:33
Maximum power theory
07:04
Example - Maximum power transfer
08:45
Norton's Theorem
05:34
Example - Norton's Theorem
10:04
Thevenin and Norton theorems
4 questions

Capacitors in Electric Circuits

12 lectures
What is capacitor ?
07:02
Definition of capacitance
03:48
Types of capacitors
04:27
V&I relations and energy stored in capacitor
04:21
example - capacitor equations
04:37
Properties of capacitors in electric circuits
07:43
Example - capacitor current and voltage
08:02
Example - capacitors in electric circuits
05:18
Parallel capacitors
03:21
Series capacitors
03:22
Example - series and parallel capacitors
03:32
Capacitors
4 questions

Inductors in Electric Circuits

10 lectures
Inductor and inductance
10:49
Types of inductors
04:12
V&I relations and energy stored in inductor
04:00
Example 1 - Inductor equations
03:51
Properties of inductors in electric circuits
07:27
example 2 - Inductors in DC circuits
04:41
Series and parallel inductors
06:02
Complete example on inductors in electric circuits
15:31
Summary: Resistance vs. Capacitor vs. Inductor
04:29
Inductors
4 questions

Operational Amplifiers (Op Amps)

13 lectures
Operational amplifier basics
10:23
Equivalent circuit model of op amp
06:53
Practical limitation of the op amp
04:37
Example - practical op amp
12:18
Characteristics of an Ideal Op-Amp
05:27
example - ideal op amp
06:17
1. Inverting amplifier
08:31
2. Noninverting amplifier & voltage follower
07:18
Example - noninverting op amp
03:21
3. Summing amplifier
08:26
4. Difference amplifier
09:50
example - Difference amplifier
04:59
Op Amps
5 questions

Applications on Op Amp Circuits

9 lectures
Cascaded op amps circuits
03:34
example - cascaded op amps
05:01
Comprehensive example on cascaded op amps
07:24
Integrator
05:34
Example - Integrator op amp
04:53
Differentiator
07:03
Digital to analog converter (DAC) using op amps
11:56
Instrumentation amplifier (IA)
08:39
Op amps applications
2 questions

Transient Analysis in DC Circuits

10 lectures
R-L circuit (forced & free response)
12:10
Time constant for forced RL circuit
07:49
Time constant for source free RL circuit
04:15
The key to working with any R-L circuit
07:13
Example 1 - RL circuits
06:50
Example 2 - RL circuits
10:49
R-C circuit (forced & free response)
07:25
The key to working with any R-C circuits
03:36
Example - RC circuit
08:14
DC transient circuits
5 questions

Second Order Transient Circuits

7 lectures
Finding initial and final conditions
07:37
Example 1 - Initial & final values
10:55
Analysis of of RLC circuit
11:58
Different responses for RLC circuit
07:04
General second order circuit
05:05
Complete solved example
21:54
Second order transient circuits
4 questions

AC Circuits

16 lectures
Introduction to AC circuits
07:46
AC Sinusoidal sources
12:32
Example - sinusoids
08:23
Phasors and complex numbers
10:48
Phasor representation for sinusoids
08:11
Complex numbers in calculator
08:00
Solved examples - phasors
09:38
The V-I Relationship for a resistor
06:23
The V-I Relationship for an inductor
07:25
The V-I Relationship for a Capacitor
05:45
Impedance and Admittance
11:32
Example - Impedance
04:45
Kirchhoff’s Laws in the Frequency Domain
06:24
Impedance Combinations
06:03
Example - series and parallel impedances
06:01
AC circuits
6 questions

AC Steady-State Analysis

11 lectures
Steps to Analyze AC Circuits
06:16
Example - Nodal analysis
10:04
Cramer's rule
07:28
Example - Mesh analysis
06:16
Elimination technique
06:12
AC Sources with different frequencies
04:10
Example - Superposition
14:39
Source transformation in AC circuits
09:55
Example - Thevenin's theorem
11:03
Op Amp AC Circuits
12:06
AC steady state analysis
6 questions

AC Power Analysis

12 lectures
Importance of AC power analysis
06:25
Instantaneous power
07:10
Average Power
07:58
Example - Average power
06:11
Maximum Average Power Transfer
12:01
Example - Max Avg Power Transfer
06:08
Effective or RMS Value
07:58
Average power in terms of RMS values
06:10
Example - RMS value
05:23
Apparent Power (S)
04:28
Power Factor (PF)
07:27
Example - Apparent power & power fctor
05:14

Types of Power in AC Circuits

8 lectures
Complex power (S) & Active power (P)
08:53
Reactive power (Q)
06:45
Complex power in terms of load impedance
03:30
Power triangle
06:04
Example - Complex power
07:11
Practical example on AC power analysis
14:39
Conservation of AC Power
10:39
AC power analysis
6 questions

Power Factor Correction

3 lectures
Consequences of low power factor
12:28
Power factor improvement
09:49
Example - power factor corretion
04:34

Three-Phase Circuits

16 lectures
Advantages of 3-phase system
11:52
Balanced 3-phase supply
12:15
Balanced 3-phase circuit connections
04:46
Line and phase voltages
11:59
Star-Star connection (4-wire system)
10:21
Star-Star connection (3-wire system)
07:30
Example - (star-star)
05:47
line and phase currents
07:51
Star-Delta connection
06:55
Example - (star-delta)
04:38
Delta-Star connection
05:52
Example - (delta-star)
05:51
Delta-Delta connection
05:10
Example - (delta-delta)
05:23
Star supply - Star & delta loads
08:17
Comprehensive example on 3-ph circuits
08:50

Unbalanced Three-Phase Circuits

5 lectures
Unbalanced Star load (4-wire)
08:40
Example 1
04:02
Unbalanced Star load (3-wire)
06:06
Example 2
16:43
Unbalanced Delta load
12:23

Power in 3-Phase Circuits

8 lectures
3-phase instantenous Power
10:44
Power in balanced 3-ph system
10:21
Power in unbalanced 3-ph system
04:55
Example 1 - balanced 3-ph power
13:29
Example 2 - unbalanced 3-ph power
10:31
Power factor improvement in 3-ph circuits
06:22
Example 3 - PF correction in 3-ph systems
15:50
Three phase circuits
6 questions

Resonance in Electric Circuits

16 lectures
Series resonance
10:04
Properties of series resonant circuit
06:34
Resonance curves
10:55
Half power frequencies
06:31
Band width (B.W) and quality factor (Q)
12:55
Summary for series resonance
04:51
Example 1 - series resonance
09:14
Parallel resonance
08:01
Duality between series and parallel resonance
06:10
Example 2 - parallel resonance
06:42
Example 3 - general resonant circuits
08:52
Application: Radio receivers
05:11
Example 4 - Radio receivers
04:51
Other applications of resonant circuits
04:50
Drawbacks of resonance
05:32
Electric resonance
4 questions

Bonus Lecture

1 lectures
Bonus lecture
00:04

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