Course Details
Subject {L-T-P / C} : EE3100 : Power Systems Operation and Control { 3-0-0 / 3}
Subject Nature : Theory
Coordinator : Prof. Ananyo Sengupta
Syllabus
• Module 1: Per-Unit Representation (2 hours)
o Definition and examples
o Advantage of per-unit representation
• Module 2: Load Flow Analysis (8 hours)
o Network equation of power system
o Gauss-Seidel Method for Load Flow Analysis
o Newton-Raphson Load Flow Analysis
o Decoupled Load Flow Analysis
o Fast Decoupled Load Analysis
• Module 3: Short Circuit Analysis (8 hours)
o Short circuit analysis by network reduction technique
o Z-bus Building Algorithm
o Three-phase fault analysis of large networks using Z-bus
o Unbalanced fault analysis by symmetrical components
• Module 4: Power System Stability (10 hours)
o Swing Equation
o Small Signal Stability
o Transient Stability: Equal Area Criterion
o Dynamic Simulation of Multi-Machine Systems
• Module 5: Economic Dispatch of Generation (6 hours)
o Problem Formulation
o Introduction to Constrained Optimization
o Economic Dispatch without considering Loss
o Derivation of Loss Formula
o Economic Dispatch considering Losses
• Module 6: Automatic Generation and Voltage Control (6 hours)
o Modeling Speed Governing System
o Steady-State and Dynamic Response of Primary and Secondary ALFC Loop
o ALFC of Multi-Control-Area System
o Automatic Voltage Control
o Grid Management in India: Scheduling and Dispatch Procedure, Availability Based Tariff
Course Objectives
- To prepare students for <br />• understanding method of representing a power system network data into per-unit <br />• analyzing the steady state behavior of power systems <br />• analyzing the response of a power system under symmetrical and asymmetrical fault <br />• investigating dynamics and stability of a power system under small signal and large signal disturbances <br />• determining economic sharing of generations for a given loading condition <br />• understanding the concept of load frequency controllers for single-area and multi-area power systems
Course Outcomes
At the end of the course, students will be able to <br />1. Calculate steady state voltage, current and power flow in a power system using load flow analysis. <br />2. Calculate short circuit current and voltage in a system for balanced and unbalanced faults. <br />3. Investigate stability of a power system under small-signal and large-signal disturbances. <br />4. Determine economic scheduling of generations in a power system to supply specific amount of demand. <br />5. Understand governor actions and automatic voltage control mechanism.
Essential Reading
- Hadi Sadat, Power system Analysis, PSA Publishing
- I.J. Nagrath and D. P. Kothari, Modern Power System Operation and Control, Tata McGraw-Hill Education
Supplementary Reading
- W. D. Stevenson, Elements of Power System Analysis, McGraw Hill
- Olle I. Elgerd, Electric Energy Systems Theory: An Introduction, McGraw Hill Education