EE6603 POWER SYSTEM OPERATION AND CONTROL syllabus-subject-notes-pevious-year-questions-papers-bank
OBJECTIVES:
• To have an overview of power system operation and control.
• To model power-frequency dynamics and to design power-frequency controller.
• To model reactive power-voltage interaction and the control actions to be implemented for
maintaining the voltage profile against varying system load.
• To study the economic operation of power system.
• To teach about SCADA and its application for real time operation and control of power systems.
UNIT I INTRODUCTION 9
An overview of power system operation and control - system load variation - load characteristics -
load curves and load-duration curve - load factor - diversity factor - Importance of load forecasting
and quadratic and exponential curve fitting techniques of forecasting – plant level and system level
controls .
UNIT II REAL POWER - FREQUENCY CONTROL 9
Basics of speed governing mechanism and modeling - speed-load characteristics – load sharing
between two synchronous machines in parallel - control area concept - LFC control of a single-area
system - static and dynamic analysis of uncontrolled and controlled cases - two-area system –
modeling - static analysis of uncontrolled case - tie line with frequency bias control - state variable
model - integration of economic dispatch control with LFC.
UNIT III REACTIVE POWER–VOLTAGE CONTROL 9
Generation and absorption of reactive power - basics of reactive power control - excitation systems –
modeling - static and dynamic analysis - stability compensation - methods of voltage control: tapchanging transformer, SVC (TCR + TSC) and STATCOM – secondary voltage control.
UNIT IV UNIT COMMITMENT AND ECONOMIC DISPATCH 9
Formulation of economic dispatch problem – I/O cost characterization – incremental cost curve - coordination equations without and with loss (No derivation of loss coefficients) - solution by direct
method and λ-iteration method - statement of unit commitment problem – priority-list method - forward dynamic programming.
UNIT V COMPUTER CONTROL OF POWER SYSTEMS 9
Need for computer control of power systems - concept of energy control centre - functions - system
monitoring - data acquisition and control - system hardware configuration – SCADA and EMS
functions - network topology - state estimation – WLSE - Contingency Analysis - state transition
diagram showing various state transitions and control strategies.
OUTCOMES:
Ability to understand and analyze power system operation, stability, control and protection.
TEXT BOOKS:
1. Olle.I.Elgerd, ‘Electric Energy Systems theory - An introduction’, Tata McGraw Hill Education Pvt. Ltd., New Delhi, 34th reprint, 2010.
2. Allen. J. Wood and Bruce F. Wollenberg, ‘Power Generation, Operation and Control’, John Wiley
& Sons, Inc., 2003.
3. Abhijit Chakrabarti, Sunita Halder, ‘Power System Analysis Operation and Control’, PHI learning
Pvt. Ltd., New Delhi, Third Edition, 2010.
OBJECTIVES:
• To have an overview of power system operation and control.
• To model power-frequency dynamics and to design power-frequency controller.
• To model reactive power-voltage interaction and the control actions to be implemented for
maintaining the voltage profile against varying system load.
• To study the economic operation of power system.
• To teach about SCADA and its application for real time operation and control of power systems.
UNIT I INTRODUCTION 9
An overview of power system operation and control - system load variation - load characteristics -
load curves and load-duration curve - load factor - diversity factor - Importance of load forecasting
and quadratic and exponential curve fitting techniques of forecasting – plant level and system level
controls .
UNIT II REAL POWER - FREQUENCY CONTROL 9
Basics of speed governing mechanism and modeling - speed-load characteristics – load sharing
between two synchronous machines in parallel - control area concept - LFC control of a single-area
system - static and dynamic analysis of uncontrolled and controlled cases - two-area system –
modeling - static analysis of uncontrolled case - tie line with frequency bias control - state variable
model - integration of economic dispatch control with LFC.
UNIT III REACTIVE POWER–VOLTAGE CONTROL 9
Generation and absorption of reactive power - basics of reactive power control - excitation systems –
modeling - static and dynamic analysis - stability compensation - methods of voltage control: tapchanging transformer, SVC (TCR + TSC) and STATCOM – secondary voltage control.
UNIT IV UNIT COMMITMENT AND ECONOMIC DISPATCH 9
Formulation of economic dispatch problem – I/O cost characterization – incremental cost curve - coordination equations without and with loss (No derivation of loss coefficients) - solution by direct
method and λ-iteration method - statement of unit commitment problem – priority-list method - forward dynamic programming.
UNIT V COMPUTER CONTROL OF POWER SYSTEMS 9
Need for computer control of power systems - concept of energy control centre - functions - system
monitoring - data acquisition and control - system hardware configuration – SCADA and EMS
functions - network topology - state estimation – WLSE - Contingency Analysis - state transition
diagram showing various state transitions and control strategies.
OUTCOMES:
Ability to understand and analyze power system operation, stability, control and protection.
TEXT BOOKS:
1. Olle.I.Elgerd, ‘Electric Energy Systems theory - An introduction’, Tata McGraw Hill Education Pvt. Ltd., New Delhi, 34th reprint, 2010.
2. Allen. J. Wood and Bruce F. Wollenberg, ‘Power Generation, Operation and Control’, John Wiley
& Sons, Inc., 2003.
3. Abhijit Chakrabarti, Sunita Halder, ‘Power System Analysis Operation and Control’, PHI learning
Pvt. Ltd., New Delhi, Third Edition, 2010.
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