Ultimate Power System Operation And Control

Boost your electrical engineering skills with practical power system operation, control, stability, and optimization

What you'll learn

Understand the fundamentals of power system stability and its importance in reliable power operation

Realize types of disturbances affecting the power system

Differentiate between rotor angle, frequency, and voltage stability.

Learn the behaviour of synchronous machine during transients

Understand the meaning of rotor angle

Apply the swing equation

Realize the classical model applied for stability studies

Analyze the Single Machine Infinite Bus (SMIB) system before, during, and after fault conditions

Perform small-signal stability analysis (SSSA)

Realize the role of damping power during transients

Learn how to linearize the swing equation in small signal model

Obtain block diagram of small signal stability model

Assess system stability using small signal model

Obtain the system time domain response during free and forced disturbance

Interpret results obtained from small signal stability in MATLAB/Simulink.

Analyze transient stability using the Equal Area Criterion (EAC) and determine stability margins.

Calculate critical clearing angle and time for fault conditions.

Realize the accelerating and decelerating areas in transient stability

Explore different types of excitation systems and their dynamic impact on power systems.

Model and simulate Automatic Voltage Regulator (AVR) systems.

Design and evaluate the closed-loop transfer function of AVR systems

Perform root locus analysis for AVR and assess its stability response.

Understand governor systems and the role of speed changers, sensors, and hydraulic amplifiers.

Derive and analyze the Load Frequency Control (LFC) transfer function.

Examine steady-state and dynamic behavior of LFC systems.

Design and analyze secondary LFC loops for multi-area power systems.

Study the role of Automatic Generation Control (AGC) in interconnected systems.

Model tie-lines and analyze their impact in two-area systems.

Apply MATLAB/Simulink to simulate AVR and LFC systems in practice.

Master the concept of Economic Dispatch (ED) and its role in minimizing generation cost.

Understand the impact of input-output characteristics and incremental cost curves of generating units.

Formulate and solve ED problems with and without transmission losses.

Apply Lagrangian multipliers and successive algorithm methods in economic dispatch.

Use Kron’s loss formula for ED problems considering transmission losses.

Requirements

Basic knowledge of electrical power systems (generation, transmission, and distribution).

Some understanding of control systems and mathematics (algebra, calculus) is helpful but not mandatory.

Enthusiasm to learn about power system stability, control, and operation!

Description

Hi and welcome everyone to our course "Ultimate Power System Operation and Control"In this course, you are going to learn everything about power system operation and control starting from analyzing power system stability moving to system voltage and frequency control, ending with building an optimal economical power network.The course is structured as follows:Firstly, an overview on the power system stability is illustrated through the following topics:What is power system stability ?Types of disturbances affecting the power systemPower system stability classificationRotor angle stabilityFrequency stabilityVoltage stabilityThen, the next topic will be about the swing equation - the most important equation in power system transients. The following topics will be covered:Synchronous machine modellingTypes of synchronous machinesMachine reactances during transients.What is rotor angle ?Swing equation analysisAccelerating torque.Then, the next section will be about the single machine infinite bus system (SMIB) which is very important in power system studies. The following topics will be covered:Classical model for stability studiesPower angle curveSMIB before faultsSMIB during faultsSMIB after faultsThen, you are going to learn the everything about small signal stability analysis (SSSA). The following topics will be covered:Damping powerLinearization of swing equationSmall signal modelChecking system stabilityThe system time domain responseForced and free disturbancesApplications on MATLAB/SimulinkThe next topic is about transient stability studies. You will learn how to assess the system stability in case of disturbances through the following outlines:What is transient stability ?Sudden increase in mechanical powerEqual Area Criterion (EAC)Accelerating & Decelerating areasTransient stability marginApplications – 3-ph faults on Transients StabilityCritical clearing angle & timeAfter that, we are going to a power system control where you are going to discover everything about voltage and frequency control in power networks. Firstly, the automatic voltage regulator (AVR) is completely discusses through the following topics:Excitation systemsAVR modellingAVR closed loop transfer functionStatic accuracy limitAVR dynamic responseAVR root locusApplications on MATLAB/SimulinkThen, the load frequency control (LFC) is discussed in details to realize how to maintain a steady frequency through the following outlines:Speed changer, speed sensor, hydraulic amplifierGovernor, generator, turbine , load modellingStatic performance of speed governorLFC steady state analysisSecondary LFC loopLFC in Multi Control Area Systems - Pool OperationTie line modellingBlock diagram representation of two area systemApplications on MATLAB/SimulinkFinally, we focus on optimal economic dispatch (OED) where you will learn how to minimize generation costs while meeting the load demand through the following outlines:Factors affecting ED problemCost function & incremental costStatic performance of speed governorLagrangian multiplier methodED Problem Neglecting Transmission LossesED problem considering transmission lossesKron's formula (Loss formula)Steps of solution using successive algorithmSo, if you are ready to master power system operation and control & boost your career in electrical power engineering ?              If your answer is YES, then you're definitely in the right place.

Overview

Section 1: Introduction to Power System Stability

Lecture 1 What is power system stability ?

Lecture 2 Types of disturbances affecting the power system

Lecture 3 Course materials

Lecture 4 Power system stability classification

Lecture 5 Rotor angle stability

Lecture 6 Frequency stability

Lecture 7 Frequency control in power systems

Lecture 8 Great Britain frequency control philosophy

Lecture 9 Voltage stability

Section 2: The Swing Equation in Power Systems

Lecture 10 Synchronous machine modelling

Lecture 11 Types of synchronous machines

Lecture 12 Synchronous machine reactances during transients.

Lecture 13 What is rotor angle ?

Lecture 14 Swing equation analysis

Lecture 15 Example 1 - Swing equation

Lecture 16 Example 2 - Generator during disturbance

Lecture 17 Example 3 - Accelerating torque

Section 3: Single Machine Infinite Bus System (SMIB)

Lecture 18 Classical model for stability studies

Lecture 19 Power angle equation

Lecture 20 Remarks on power angle curve

Lecture 21 Summary for SMIB

Lecture 22 Example 1 - SMIB before faults

Lecture 23 Example 2 - SMIB during faults

Lecture 24 Example 3 - SMIB after faults

Lecture 25 Rotor angle stability classifications

Section 4: Small Signal Stability Analysis (SSSA)

Lecture 26 Introduction to small signal stability

Lecture 27 Damping power

Lecture 28 Linearization of swing equation

Lecture 29 State space model of the system

Lecture 30 System block diagram

Lecture 31 Solution of linearized swing equation

Lecture 32 Checking system stability - method 1

Lecture 33 Checking system stability - method 2

Lecture 34 Steps for stability assessment

Lecture 35 Example 1 - Small signal stability analysis

Lecture 36 Example 2 - state space model & C/C equation

Section 5: The System Time Domain Response - SSSA

Lecture 37 Types of disturbances

Lecture 38 Time domain reponse - Free disturbance

Lecture 39 Time domain reponse - Forced disturbance

Lecture 40 Example 1 - Free or natural response

Lecture 41 Example 2 - Forced or step response

Section 6: Applications on MATLAB Simulink - Small Signal Stability

Lecture 42 Application 1 - Building small signal model on Simulink

Lecture 43 Application 2 - Simulation of Forced and Free response

Lecture 44 Application 3 - Effect of inertia on system response

Section 7: Transient Stability

Lecture 45 Introduction to transient stability

Lecture 46 Application - Sudden increase in mechanical power

Lecture 47 Equal Area Criterion (EAC)

Lecture 48 Possible decelerating area & Transient Stability Margin (TSM)

Lecture 49 Example 1 - Equal Area Criterion

Lecture 50 Maximum permissible mechanical power

Lecture 51 Example 2 - Maximum allowable power input

Section 8: Applications - Three Phase Faults on Transients Stability

Lecture 52 Introduction to 3-ph faults

Lecture 53 Application 1 - Temporary 3-ph fault at the beginning of T.L

Lecture 54 Critical clearing angle

Lecture 55 Critical clearing time

Lecture 56 Example 1 - Fault at the beginning of T.L

Lecture 57 Application 2 - Permanent 3-ph Fault at the middle of T.L

Lecture 58 Accelerating and Decelerating areas

Lecture 59 Example 2 - Fault at the middle of T.L

Section 9: Introduction to Power System Control

Lecture 60 Generator control loops

Lecture 61 Operation of Automatic Voltage Regulator (AVR)

Lecture 62 Operation of Automatic Load Frequency Control (ALFC)

Lecture 63 Cross coupling between AVR and ALFC

Section 10: AVR System for Voltage Control

Lecture 64 Excitation system

Lecture 65 Types of exciters

Lecture 66 AVR modelling

Lecture 67 AVR closed loop transfer function

Lecture 68 Static accuracy limit

Lecture 69 AVR dynamic response

Lecture 70 Example 1 - System response

Lecture 71 AVR root locus

Lecture 72 Steps for drawing AVR root locus

Lecture 73 Example 2 - Root locus

Section 11: Applications on MATLAB/Simulink - AVR control

Lecture 74 Application 1 : Building AVR control in MATLAB/Simulink

Lecture 75 Application 2 : Effect of generator loading on AVR response

Section 12: Load Frequency Control (LFC) in Single Area System

Lecture 76 Speed governing system

Lecture 77 Speed changer

Lecture 78 Speed governor (speed sensor)

Lecture 79 Linkage mechanism in speed governing system

Lecture 80 Hydraulic amplifier

Lecture 81 Governor model

Lecture 82 Prime mover model

Lecture 83 Generator model

Lecture 84 Load model

Lecture 85 Static performance of speed governor

Lecture 86 Obtaining LFC transfer function

Lecture 87 LFC steady state analysis

Lecture 88 Example 1 - LFC in single area system

Lecture 89 Secondary LFC loop

Section 13: LFC in Multi Control Area Systems - Pool Operation

Lecture 90 Target of AGC in pool operation

Lecture 91 Tie line modelling

Lecture 92 Block diagram representation of two area system

Lecture 93 Static response of two area system

Lecture 94 Example 2 - LFC in multi area systems

Lecture 95 Tie line bias control

Section 14: Applications on MATLAB/Simulink - LFC system

Lecture 96 Application 1 - Building LFC model

Lecture 97 Application 2 - Effect of secondary LFC on system response

Lecture 98 Application 3 - LFC with multiple generators in single area system

Lecture 99 Application 4 - LFC in two control areas - MATLAB/Simulink

Lecture 100 Application 5 - Tie line bias control (AGC)

Section 15: Optimal Economic Dispatch (OED)

Lecture 101 Factors affecting ED problem

Lecture 102 Input - Output characteristics of thermal generating unit

Lecture 103 Cost function & incremental cost

Lecture 104 Lagrangian multiplier method

Lecture 105 Example 1 - Lagrange method

Lecture 106 ED Problem Neglecting Transmission Losses

Lecture 107 Example 2 - ED neglecting generator limits

Lecture 108 Example 3 - ED including generator limits

Lecture 109 ED problem considering transmission losses

Lecture 110 Kron's formula (Loss formula)

Lecture 111 Solution algorithm for ED problem with transmission losses

Lecture 112 Steps of solution using successive algorithm

Lecture 113 Example 4 - ED with transmission losses

Electrical engineering students who want to master power system operation and control concepts.,Power system engineers who want to refresh and strengthen their knowledge.,Professionals in the energy sector preparing for grid operation and control roles.,Graduate students and researchers working in network control centers