PS4102 - Power System Operation and Control (Syllabus) 2021-regulation Anna University

PS4102 - Power System Operation and Control (Syllabus) 2021-regulation Anna University

PS4102	POWER SYSTEM OPERATION AND CONTROL	LPTC

3003

OBJECTIVES:

• To understand the fundamentals of speed governing system and the concept of control areas.
• To get the insight of load frequency control and its modelling.
• To provide knowledge about Hydrothermal scheduling, Unit commitment and solution techniques.
• To realize the requirements and methods of real and reactive power control in power system.
• To be familiar with the power system security issues and contingency studies.

UNIT I	INTRODUCTION	9

System load variation: System load characteristics, load curves - daily, weekly and annual, load- duration curve, load factor, diversity factor. Reserve requirements: Installed reserves, spinning reserves, cold reserves, hot reserves. Overview of system operation and Control: Load forecasting, techniques of forecasting, Indian power sector – Past and present status: Recent growth of power sector in India – An overview, A time line of the Indian power sector, Players in the Indian power sector, basics of power system operation and control.

UNIT II	LOAD FREQUENCY CONTROL	9

Need for frequency and voltage control - Plant and system level control - modeling of LFC of single area system - static and dynamic analysis - LFC of two area system - static and dynamic analysis - Tie line bias control - development of state variable model of single and two area system.

UNIT III	HYDROTHERMAL SCHEDULING PROBLEM	9

Hydrothermal coordination – hydro electric plant models - short term and long term scheduling problem – gradient approach – Hydro units in series - Hydro-thermal scheduling with pumped hydro plant: Scheduling of systems using Dynamic programming and linear programming.

UNIT IV	UNIT COMMITMENT AND ECONOMIC DISPATCH	9

Statement of Unit Commitment (UC) problem; constraints in UC: spinning reserve, thermal unit constraints, hydro constraints, fuel constraints and other constraints; UC solution methods: Priority-list methods, forward dynamic programming approach, numerical problems. Incremental cost curve, co- ordination equations without loss and with loss, solution by direct method and λ-iteration method. Gradient method- Newton’s method – Base point and participation factor method. Economic dispatch controller added to LFC control.

UNIT V	POWER SYSTEM SECURITY	9

Need for power system Security- - Contingency analysis – linear sensitivity factors – AC power flow methods – contingency selection – concentric relaxation – bounding-security constrained optimal power flow-Interior point algorithm-Bus incremental costs.

TOTAL : 45 PERIODS

OUTCOMES: Students able to

CO1: Explain about the operation and control of power system and List the past and present status of Indian power sector
CO2: Develop the static and dynamic model of Load Frequency Control in single and two area system
CO3: Analyse the problems associated with hydro thermal Scheduling and to construct the algorithm for feasible load management
CO4: Distinguish between various methods involved in unit commitment and economic dispatch problems
CO5: Define about the power system security factors and analyse the algorithms used for optimal power flow

REFERENCES:

1. Robert H. Miller, James H. Malinowski, ‘Power system operation’, Tata McGraw-Hill, 2009
2. Allen J. Wood, Bruce F. Wollenberg, ‘Power Generation, Operation and Control’, Wiley India Edition, 2nd Edition, 2009.
3. Olle. I. Elgerd, “Electric Energy Systems Theory – An Introduction”, Tata McGraw Hill Publishing Company Ltd, New Delhi, Second Edition, 2003.
4. D.P. Kothari and I.J. Nagrath, “Modern Power System Analysis”, Third Edition, Tata McGraw Hill Publishing Company Limited, New Delhi, 2003.
5. L.L. Grigsby, “The Electric Power Engineering, Hand Book”, CRC Press & IEEE Press, 2001.
6. Allen.J.Wood and Bruce F.Wollenberg, “Power Generation, Operation and Control”, John Wiley & Sons, Inc., 2003. 7. http://nptel.ac.in/courses/108101040/ (PSOCwebcourse)