ECE526: Protection of Power Systems II

Lecture 1

• Lecture 1 handwritten notes
• Lecture 1 handwritten notes (scanned in color)
• Course Syllabus
• ALSTOM NPAG information

Lecture 2

• Lecture 2 handwritten notes
• Lecture 2 handwritten notes (scanned in color)
• Mho Expansion Example (for Lecture 3) (Mathcad)
• Mho Expansion Example (for Lecture 3) (PDF)

Reference Material

• Link to paper on Distance Relay Element Design (takes you to SEL web site, free registration required)
• Link to paper "Z=V/I Does Not Make a Distance Relay" (this takes you to SEL web site, free registration required)

Lecture 3

• Lecture 3 handwritten notes
• Lecture 3 handwritten notes (scanned in color)

Lecture 4

• Lecture 4 handwritten notes
• Lecture 4 handwritten notes (scanned in color)
• Example: fault resistance coverage with mho expansion (PDF)
• Example: fault resistance coverage with mho expansion (Mathcad)

Lecture 5

• Lecture 5 handwritten notes
• Lecture 5 handwritten notes (scanned in color)

Reference Material

• Link to paper: J. Mooney and J. Peer, "Application Guidelines for Ground Fault Protection" (takes you to SEL web site, free registration required)

Lecture 6

• Lecture 6 handwritten notes
• Lecture 6 handwritten notes (scanned in color)

Reference Material

• Paper: E.O. Schweitzer, "New Developments in Distance Relay Polarization and Fault Type Selection." from 1989 Western Protective Relaying Conference. May require a creating a free password for first time access)
• Paper: D. Costello and K. Zimmerman, "Distance Element Improvements - A Case Study." May require a creating a free password for first time access)

Lecture 7

• Lecture 7 handwritten notes
• Lecture 7 handwritten notes (scanned in color)
• Mho element response to DLG at end of zone (Mathcad)
• Mho element response to DLG at end of zone (pdf)

Additional Reference material to prepare for Lecture 8

• Link to paper: G. Benmouyal and K. Zimmerman, "Experience With Subcycle Operating Time Distance Elements in Transmission Line Digital Relays" (this takes you to the SEL web site, free registration may be required)
• Link to paper: G. Benmouyal and J. Roberts "Superimposed Quantities: Their True Nature and Application in Relays" Presented at the 26th Western Protective Relaying Conference, Spokane Washington, 1999. (this takes you to the SEL web site, free registration may be required)

Lecture 8

• Lecture 8 handwritten notes
• Lecture 8 handwritten notes (scanned in color)

Lecture 9

• Lecture 9 handwritten notes
• Lecture 9 handwritten notes (scanned in color)

Reference Material

• Link to paper: J. Mooney and J. Peer, "Application Guidelines for Ground Fault Protection" (takes you to SEL web site, free registration required)
• Chapter 11 in Alstom Grid NPAG (especially 11.7.7)

Lecture 10

• Lecture 10 handwritten notes
• Lecture 10 handwritten notes (scanned in color)

Lecture 11

• Lecture 11 handwritten notes (scanned in color)
Lecture prerecorded. Recorded lecture available on Feb 4.

Reference Material

• Link to paper: E.O. Schweitzer III, J.J. Kumm "Statistical Comparison and Evaluation of Pilot Protection Schemes"
• Chapter 13 in Blackburn
• Chapter 12 in Alstom-Grid NPAG

Lecture 12

• Lecture 12 handwritten notes (scanned in color)
Lecture prerecorded. Recorded lecture available on Feb 6.

Lecture 13

• Lecture 13 handwritten notes
• Lecture 13 handwritten notes (scanned in color)
• Non-homogeneous system impacts on quadrilateral element (PDF)
• Non-homogeneous system impacts on quadrilateral element (Mathcad)

Lecture 14

• Lecture 14 handwritten notes
• Lecture 14 handwritten notes (scanned in color)

Lecture 15

• Lecture 15 handwritten notes
• Lecture 15 handwritten notes (scanned in color)

Lecture 16

• Lecture 16 handwritten notes
• Lecture 16 handwritten notes (scanned in color)

Lecture 17

• Lecture 17 handwritten notes
• Lecture 17 handwritten notes (scanned in color)

Reference Material

• Reference material: See Section 12.26 in Blackburn
• Reference material: See Section 13.6 the Alstom-Grid Network Protection and Automation Guide
• Link to aper "Advanced Application Guidelines for Ground Fault Protection"
• Link to paper "Transmission Line Protection System for Increasing Power System Requirements"
• Link to "Advances in Series-Compensated Line Protection
• Link to paper "Series Compensated Line Protection: Evaluations and Solutions" (this takes you to GE web site)

Lecture 18

• Lecture 18 handwritten notes (scanned in color)

Lecture 19

• Lecture 19 handwritten notes
• Lecture 19 handwritten notes (scanned in color)

Lecture 20

• Lecture 20 handwritten notes (scanned in color)

Lecture 21

• Lecture 21 handwritten notes
• Lecture 21 handwritten notes (scanned in color)
• Single phase open examples (PDF)
• Single phase open examples (Mathcad)

Reference material

• Section 13.11 in Blackburn
• Link to "Practical Considerations for Single-Pole-Trip Line-Protection Schemes"

Lecture 22

• Lecture 22 handwritten notes
• Lecture 22 handwritten notes (scanned in color)

Reference Material

• Section Blackburn (sections 13.8-13.13)
• See Chapter 10 of the Alstom Grid Network Protection and Automation Guide: "Unit Protection of Feeders"
• Wire Pilot Relay's from Russell Mason's Art and Science of Protective Relaying
• Line Protection with Pilot Relays from Russell Mason's Art and Science of Protective Relaying
• Application Guide AC Pilot Wire Relaying System using SPD and SPA Relays (GE web site)
• D. A. Tziouvaras, H. Altuve, G. Benmouyal, J. Roberts, "Line Differential Protection with an Enhanced Characteristic"
• G. Benmouyal, T. Lee, "Securing Sequence-Current Differential Elements"

Lecture 23

• Lecture 23 handwritten notes (scanned in color)
• Line current differential example results (case 1), PDF
• Line current differential example results (case 2), PDF
• Line current differential example Relay model used for examples (Mathcad)
• COMTRADE files used in example cases (zip)
• Infeed effects on distance elements (will be discussed in lecture 24) PDF file
• Infeed effects on distance elements (will be discussed in lecture 24) Mathcad file

Lecture 24

• Lecture 24 handwritten notes
• Lecture 24 handwritten notes (scanned in color)
• COMTRADE files used in series capacitor example case (zip)

Reference Material

• Reference material: See chapter 12.13 in Blackburn
• Reference material: See Sections 13.4 and 13.5 in the Alstom Grid Network Protection and Automation Guide

Lecture 25

• Lecture 25 handwritten notes
• Lecture 25 handwritten notes (scanned in color)
• The rest of lab 1 has been posted below, including handouts shown in class

Lecture 26

• Lecture 26 handwritten notes
• Lecture 26 handwritten notes (scanned in color)
• Fault Location Examples (Mathcad)
• Fault Location Examples (pdf)

Reference Material

• Link to paper "Impedance-Based Fault Location Experience"
• Link to paper "New Multi-Ended Fault Location Design for Two- or Three-Terminal Lines"

Lecture 27

• Lecture 27 handwritten notes
• Lecture 27 handwritten notes (scanned in color)

Lecture 28

• Lecture 28 handwritten notes
• Lecture 28 handwritten notes (scanned in color)
• Mutual coupling calculations (PDF)
• Mutual coupling calculations (Mathcad)
• ATP Examples from class (zipped)

Reference Material

• See section Blackburn (any edition) section 12.24: Mutual Coupling and Ground Relaying for development of the zero sequence equivalent shown in lecture
• See section 13.2 in the Alastom Grid NPAG
• Link to paper "Mutual Impedance in Parallel Lines Protective Relaying and Fault Location Considerations"

Lecture 29

• Lecture 29 handwritten notes
• Lecture 29 handwritten notes (scanned in color)
• Zero sequence mutual coupling effects on distance elements -- simulation results (PDF)
• Mathcad relay model for line 1 (Mathcad file)
• Mathcad relay model for line 2 (Mathcad file)
• ATP Examples for generating COMTRADE files (zip)
• COMTRADE files for mutual coupling example(zip)
• Series capacitor low frequency oscillation impact on distance element (PDF)
• Series capacitor low frequency oscillation impact on distance element (Mathcad)

Lecture 30

• Lecture 30 handwritten notes
• Lecture 30 handwritten notes (scanned in color)

Lecture 31

• Lecture 31 handwritten notes
• Lecture 31 handwritten notes (scanned in color)
• Mathcad power swing simulation (PDF)
• Mathcad power swing simulation (Mathcad)

Reference Material

• See Sections 14.2-14.6 in Blackburn
• See Sections 20.4 in Alstom Grid NPAG
• Link to paper "Application Guidelines for Power Swing Detection on Transmission Lines"
• Link to paper: "Innovative Solutions to Improve Transmission Line Protection"

Lecture 32

• Lecture 32 handwritten notes
• Lecture 32 handwritten notes (scanned in color)
• Mathcad out of step blocking example (PDF)
• Mathcad out of step blocking example (Mathcad)

Lecture 33

• Lecture 33 handwritten notes
• Lecture 33 handwritten notes (scanned in color)

Lecture 34

• Lecture 34 handwritten notes
• Lecture 34 handwritten notes (scanned in color)

Reference material

• Chapter 9 of Blackburn
• Chapter 16 of the Alstom Grid NPAG
• Link to Basler paper "Three Phase Transformer Winding Configurations and Differential Relay Compensation" (this takes you to Basler web site, free registration required)
• Link to paper "Transformer Modeling as Applied to Differential Protection" (this takes you to SEL web site, free registration required)
• Link to paper "Fundamentals of Short-Circuit Protection for Transformers" (this takes you to SEL web site, free registration required)
• Link to SEL paper "Improvements in Transformer Protection and Control" (this takes you to SEL web site, free registration required)

Lecture 35

• Lecture 35 handwritten notes
• Lecture 35 handwritten notes (scanned in color)

Lecture 36

• Lecture 36 handwritten notes
• Lecture 36 handwritten notes (scanned in color)
• Overview of Generator Protection

Reference material

• Chapter 8 of Blackburn
• Chapter 17 of the Alstom NPAG

Lecture 37

• Lecture 37 handwritten notes
• Lecture 37 handwritten notes (scanned in color)
• Loss of field protection example (PDF)
• Loss of field protection example (Mathcad)

Lecture 38

• Lecture 38 handwritten notes
• Lecture 38 handwritten notes (scanned in color)

Reference Material

• IEEE C37.102-2006 - IEEE Guide for AC generator protection Reading the standard at this link equires IEEEXplore access. UI students can access through the UI library (either connect from a UI IP-address or set up remote access through the UI Library) remote access
• IEEE Tutorial on the Protection of Synchronous Generators (second edition), from the IEEE Power System Relay Committee Web Page
• A list of books describing generator behavior and one on generator protection

Lecture 39

• Lecture 39 handwritten notes
• Lecture 39 handwritten notes (scanned in color)
• Transformer differential protection example for lecture 40 (PDF) Revised
• Transformer differential protection example for lecture 40 (Mathcad) Revised

Reference

• Pages 11 and 12 from Chapter 1 of IEEE Tutorial on the Protection of Synchronous Generators (second edition), from the IEEE Power System Relay Committee
:

Lecture 40

• Lecture 40 handwritten notes
• Lecture 40 handwritten notes (scanned in color)
• Transformer connection compensation matrices for transformer differential protection (PDF)
• Transformer connection compensation matrices for transformer differential protection (mcd)
• Transformer differential protection example for lecture 40 (PDF) Revised
• Transformer differential protection example for lecture 40 (Mathcad) Revised

Reference material

• Link to Basler paper "Three Phase Transformer Winding Configurations and Differential Relay Compensation" (this takes you to Basler web site, free registration required)

Lecture 41

• Lecture 41 handwritten notes
• Lecture 41 handwritten notes (scanned in color)
• Compensation matrix example (PDF)
• Compensation matrix example (Mathcad)
• CT ratios

Lecture 42

• Lecture 42 handwritten notes
• Lecture 42 handwritten notes (scanned in color)

Lecture 43

• Lecture 43 handwritten notes
• Lecture 43 handwritten notes (scanned in color)
• Presentation handout from class
• Paper to go with the presentation
• Second presentation from class
• Total vector error calculation (for lecture 44)
• Tables related to synchrophasors data formats (for lecture 44)

Reference material

• IEEE C37.118-2005: IEEE Standard for Synchrophasors for Power Systems Reading the standard at this link equires IEEEXplore access. UI students can access through the UI library (either connect from a UI IP-address or set up remote access through the UI Library) remote access

Lecture 44

• Lecture 44 handwritten notes
• Lecture 44 handwritten notes (scanned in color)
• Slides presented in class
• Link to paper: J.V. Espinoza, A. Guzman, F. Calero, M.V. Mynam, and E. Palma, "Wide-Area Measurement and Control Scheme Maintains Central America's Power System Stability"

Lecture 45

• Lecture 45 handwritten notes
• Lecture 45 handwritten notes (scanned in color)
• Slides on distributed generation protection (PDF)
• Slides on wind farm collector protection (PDF)

Reference Material

• IEEE 1547-2003 IEEE Standard for Interconnecting Distributed Resources with Electric Power Systems Note, you may need to contact the UI library to get permission to access the full PDF document, go to Off Campus Library Access
• IEEE 1547.2-2008 Application Guide for IEEE Std 1547, IEEE Standard for Interconnecting Distributed Resources with Electric Power Systems Guide for applying the standard
• Link to paper C.J. Mozina, "Interconnect Protection of Dispersed Generators"
• Link to paper: J.W. Gajda and M. Lanier, "Distributed Generation Intertie with Advanced Recloser Control" (this takes you to SEL web site)
• Link to paper: L.L. Henriksen, J.J. Kumm, S. Panigrahi, "Protective Relaying Considerations with Wind Generation Substations and Collection Systems"
• IEEE Guide for the Protection of Shunt Capacitor Banks

HW 1

• Homework 1 (PDF) due session 15 (Feb 13)
• Homework 1 (mcd) due session 15 (Feb 13)

Lab 1: On Campus

• Lab 1 - on campus version (PDF) Due March 22

Lab 1: Engineering Outreach

• EO Lab 1, part 1: transfer trip schemes (PDF)
• Mathcad relay model for part 1 (implements DUTT and POTT), Mathcad file
• Zip file with COMTRADE files for part 1 (zip)
• Handout with instructions for importing COMTRADE files into Mathcad

Lab 1 EO, part B Due March 25

• A few claifications for lab 1, part B
• EO Lab 1, part b: fault resistance coverage in distance schemes (PDF)
• Mathcad relay model for part b (implements POTT with memory polarized Mho elements), Mathcad file
• Mathcad relay model for part b (implements POTT with memory polarized Mho elements), PDF file
• Mathcad relay model for part b (implements Quad elements), Mathcad file
• Mathcad relay model for part b (implements Quad elements), PDF file
• Zip file with COMTRADE files for part b: both sources feed fault (zip)
• Zip file with COMTRADE files for part b: only one source feeds fault (zip)

HW 2

• Homework 2 (PDF) due session 38 (Apr 17)

HW 3

• Homework 3 (PDF) due session 43 (Apr 29)
• Homework 3 (Mathcad) due session 43 (Apr 29)