UNIT I INTRODUCTION 9

UNIT III FAULT ANALYSIS – BALANCED FAULTS 9 Importance of short circuit (or) fault analysis - basic assumptions in fault analysis of power systems. Sy...

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DOC/LP/01/28.02.02

LESSON PLAN

LP – EE 2351

Sub Code & Name: EE2351 POWER SYSTEM ANALYSIS Unit: I

Branch: EEE - ‘A&B’ Batch

Semester: VI

LP Rev. No: 03 Date:02/01/2015 Page 1 of 6

Unit syllabus: UNIT I INTRODUCTION

9

Modern power system (or) electric energy system - Analysis for system planning and operational studies – basic components of a power system-Generator models -transformer model – transmission system model - load representation. Single line diagram – per phase and per unit representation – change of base. Simple building algorithms for the formation of Y-Bus matrix and Z-Bus matrix. Objective: To understand the concept of Base values anfd formation of Ybus and Z bus for load flow analysis. Session No

Topics to be covered

1

Introduction to modern power system (or) electric energy system – analysis and operation Basic Components of a power system Generator and transformer models Transmission system model load representation - Single line diagram Introduction to Per Phase Analysis The per unit system - Change of base. PU system – Problems Simple Building algorithms for the formation of Y-Bus matrix Problems on Y-bus matrix Simple Building algorithms for the formation of Z-Bus matrix Problems on Z-bus matrix

2 3 4 5 6 7 8,9 10 11,12 13 14

Time Allocation (min) 50

Books Referred

Teaching Method

1,2,3

PPT

50 50 50 50 50 50 100 50

1,3 1,2,3 1,2 1,2,3 1,3 1,3 1,3,5 1,3

PPT PPT PPT PPT PPT PPT BB, PPT PPT

50 50

1,2,3 1,3

BB, PPT PPT

50

1,2,3

BB, PPT

DOC/LP/01/28.02.02

LESSON PLAN

LP – EE 2351

Sub Code & Name: EE2351 POWER SYSTEM ANALYSIS Unit: II

Branch: EEE - ‘A&B’ Batch

Semester: VI

LP Rev. No: 03 Date: 02/01/2015 Page 2 of 6

Unit syllabus: UNIT II POWER FLOW ANALYSIS 9 Importance of power flow analysis in planning and operation of power systems. Statement of power flow problem - classification of buses into P-Q buses, P-V (voltage controlled) buses and slack bus. Development of Power flow model in complex variables form and polar variables form.Iterative solution using Gauss-Seidel method including Q-limit check for voltage controlled buses – algorithm and flow chart.Iterative solution using Newton-Raphson (N-R) method (polar form) including Q-limit check and bus switching for voltage-controlled buses Jacobian matrix elements –algorithm and flow chart. Development of Fast Decoupled Power Flow (FDPF) model and iterative solution –algorithm and flowchart; Comparison of the three methods. Objective: To understand the concept of varoius methods of power flow analysis in powersystems under steady state condition such as Gauss seidal method , Newton Raphson method and Fast decoupled method. Session No

Topics to be covered

15

Importance of power flow analysis in planning and operation of power systems Statement of power flow problem Classification of buses into P-Q buses, P-V (voltage controlled) buses and slack bus. Development of Power flow model in complex variables form and polar variables form Iterative solution using Gauss-Seidel method including Q-limit check for voltage controlled buses – algorithm and flow chart. Problems on Gauss-Seidel method Iterative solution using Newton-Raphson (NR) method (polar form) including Q-limit check and bus switching for voltage-controlled buses - Jacobian matrix elements – algorithm and flow chart Problems on Newton-Raphson method Development of Fast Decoupled Power Flow (FDPF) model and iterative solution – algorithm and flowchart Problems on Fast Decoupled Power Flow method Comparison of the three methods.

16 17 18 19 20,21 22

23,24 25 26,27 28

Time Allocation (min) 50

Books Referred

Teaching Method

1,3,5

PPT

50 50

1,3 1,3

PPT PPT

50

1,3

PPT

50

1,3,4

PPT

50 50

1,3 1,3,4

BB, PPT PPT

50 50

1,3 1,3,4

BB, PPT PPT

50

1,3

BB, PPT

50

1,3

PPT

DOC/LP/01/28.02.02

LESSON PLAN

LP – EE 2351 LP Rev. No: 03

Sub Code & Name: EE2351 POWER SYSTEM ANALYSIS Unit: III

Branch: EEE - ‘A&B’ Batch

Semester: VI

Date: 02/01/2015 Page 3 of 6

Unit syllabus: UNIT III FAULT ANALYSIS – BALANCED FAULTS

9

Importance of short circuit (or) fault analysis - basic assumptions in fault analysis of power systems. Symmetrical (or) balanced three phase faults – problem formulation –fault analysis using Z-bus matrix – algorithm and flow chart. Computations of short circuit capacity, post fault voltage and currents. Objective : To learn more about fault calculation in power system under transient condition considering only symmetrical faults. Session No

Topics to be covered

29 30

Importance of short circuit (or) fault analysis Basic assumptions in fault analysis of power systems. Symmetrical (or) balanced three phase faults Problems on symmetrical fault analysis Problem formulation – fault analysis using Z-bus matrix. Algorithm and flow chart Computations of short circuit capacity, post fault voltage and currents - problems Problems on computation of fault MVA, fault current and post fault voltages

31 32,33 34 35 36 37

Time Allocation (min) 50 50

Books Referred

Teaching Method

1,3,5 1,3,5

PPT PPT

50 100 50

1,3 1,2,3 1,3

PPT BB, PPT BB, PPT

50 50

1,3,4 1,3

PPT PPT

50

1,3

BB, PPT

DOC/LP/01/28.02.02

LESSON PLAN

LP – EE 2351 LP Rev. No: 03

Sub Code & Name: EE2351 POWER SYSTEM ANALYSIS Unit: IV

Branch: EEE - ‘A&B’ Batch

Semester: VI

Date: 02/01/2015 Page 4 of 6

Unit syllabus: UNIT IV FAULT ANALYSIS – UNBALANCED FAULTS

9

Introduction to symmetrical components – sequence impedances – sequence networks – representation of single line to ground, line to line and double line to ground fault conditions. Unbalanced fault analysis - problem formulation – analysis using Z-bus impedance matrix – (algorithm and flow chart.). Objective:To learn more about fault calculation in power system under transient condition considering only assymeterical faults.

Session No

Topics to be covered

38 39 40 41 42 43 44 45 46 47

Fundamentals of symmetrical components Sequence impedances Sequence networks Representation of single line to ground fault Problems on Single line to ground fault Representation of line to line fault Problems on line to line fault Representation of double line to ground fault Double line to ground fault problems Unbalanced fault analysis using Z bus impedance matrix Algorithm and flow chart Problems on unbalanced fault analysis using Z bus impedance matrix.

48 49

Time Allocation (min) 50 50 50 50 50 50 50 50 50 50

Books Referred

Teaching Method

1,3 1,3 1,3 1,3 1,3,5 1,3 1,3,5 1,3 1,3,5 1,3

PPT PPT PPT PPT PPT PPT BB, PPT PPT PPT PPT

50 50

1,3,4 1,3

PPT BB, PPT

DOC/LP/01/28.02.02

LESSON PLAN

LP – EE 2351

Sub Code & Name: EE2351 POWER SYSTEM ANALYSIS Unit: V

Branch: EEE - ‘A&B’ Batch

Semester: VI

LP Rev. No: 03 Date: 02/01/2015 Page 5 of 6

Unit syllabus: UNIT V STABILITY ANALYSIS

9

Importance of stability analysis in power system planning and operation - classification of power system stability - angle and voltage stability – simple treatment of angle stability into smallsignal and large-signal (transient) stability - Single Machine Infinite Bus (SMIB) system: Development of swing equation - equal area criterion - determination of critical clearing angle and time by using modified Euler method and Runge-Kutta second order method- Algorithm and flow chart. Objective: To analyse the power system stability under transient condition by two important methods called Eulers and Runge-Kutta method. Session No

Topics to be covered

50

Importance of stability analysis in power system planning and operation Classification of power system stability angle and voltage stability Simple Treatment of angle stability into small-signal stability Simple Treatment of angle stability into large-signal (transient) stability Development of swing equation Equal area criterion Different cases of equal area criterion Determination of critical clearing angle and time Problems on critical clearing angle and time Numerical integration methods – Modified Euler method Runge – Kutta second order method

51 52 53 54 55 56 57 58 59 60

Time Allocation (min) 50

Books Referred

Teaching Method

1,2,3

PPT

50

1,2,3

PPT

50

1,2

PPT

50

1,2

PPT

50 50 50 50

1,2 1,2 1,2 1,2

PPT PPT PPT PPT

50 50

1,2,3 1,2,4

PPT PPT

50

1,2,4

PPT

DOC/LP/01/28.02.02

LESSON PLAN

LP – EE 2351 LP Rev. No: 03

Sub Code & Name: EE2351 POWER SYSTEM ANALYSIS Unit: V

Branch: EEE - ‘A&B’ Batch

Date: 02/01/2015

Semester: VI

Page 6 of 6

Course Delivery Plan: Weeks

1 I II

2 3 I II I II

4 I II

5 I II

6 7 I II I II

8 I II

9 I II

1

1

2

2

3

3

10 I II

11 I II

12 13 I II I II

3

Units

1

1

1

1

1

2

2

2 2 2

3

3

14 I II

15 I II

5

5

4 4 4

4

4 4

4

5

5

5

TEXT BOOKS: 1. 2.

Hadi Saadat “ Power system analysis”, Tata McGraw Hill Publishing Company, New Delhi, 2002 (Unit I, II, III, IV) P. Kundur, “Power System Stability and Control”, Tata McGraw Hill Publishing Company, New Delhi, 1994 (Unit V)

REFERENCE BOOKS: 3. 4. 5.

I.J.Nagrath and D.P.Kothari, ‘Modern Power System Analysis’, Tata McGraw-Hill publishing company, New Delhi, 1990. M.A. Pai, ‘Computer Techniques in power system Analysis’, Tata McGraw – Hill publishing company, New Delhi, 2003. John J. Grainger and W.D. Stevenson Jr., ‘Power System Analysis’, McGraw Hill International Book Company, 1994.

Prepared by

Approved by

D. Kavitha / D. Amudhavalli Assistant Professor 02/01/15

Dr. KR. Santha

Signature

Name Designation Date

HOD 02/01/15

5