Conference for Protective Relay Engineers

74th Annual

ONLINEMARCH 22–25, 2021

sponsored by

9:00 AM Announcements

9:15AM–1:00PM

Concurrent Sessions:Utility ChallengesTestingDistribution ITransmission I

1:00PM–1:30PM Post-Session Discussion

2:00PM–5:00PM Sponsor Hall / Sponsor Activities

2:00PM–4:00PM Meet SEL Technical Experts

3:00PM–4:00PM GE Grid Solutions Author Q&A

4:00PM–5:00PM ERLPhase Activity in Networking Lounge

8:00 AM Conference Goes Live

10:00AMPre-Conference ActivityETAP eProtect™ – Protection Asset ManagementRegistration Required

11:00AMPre-Conference ActivityETAP Arc Flash Auto-EvaluationRegistration Required

1:00PM–3:00PM

Pre-Conference ActivitySynchroGrid: Standardizing Transmission P&C Drawings and Relay Settings to Comply with PRC-027-1Registration Required

4:00PM–5:00PM Ethics Seminar

DAILY SCHEDULE OVERVIEW

TUESDAY, MARCH 23

MONDAY, MARCH 22

This PDF is interactive. Click on the red linked text to navigate around this document or to a specific location on the online conference platform.

9:00 AM Announcements

9:15AM–1:00PM

Concurrent Sessions:Real World ExperiencesSubstation ICommunicationsGeneration

1:00PM–1:30PM Post-Session Discussion

2:00PM–5:00PM Sponsor Hall / Sponsor Activities

2:00PM–3:00PM Happy Hour Sponsored by PowerComm Solutions in Networking Lounge

2:00PM–3:00PM SynchroGrid Discussion & Showcase

3:00PM–4:00PM GE Grid Solutions Author Q&A

9:00 AM Announcements

9:15AM–1:00PM

Concurrent Sessions:IndustrialInverter Based ResourcesDistribution IISubstation IITransmission II

1:00PM–1:30PM Post-Session Discussion

2:00PM–5:00PM Sponsor Hall / Sponsor Activities

2:00PM–3:00PM SIEMENS: PRC-027 Tech Talk with PSS®CAPE Demos

3:00PM–4:00PM GE Grid Solutions Author Q&A

MARCH 23– MARCH 25

WEDNESDAY, MARCH 24

THURSDAY, MARCH 25

All paper sessions can be accessed live from the agenda online. Post-session discussions take place in the networking lounge and you can visit our sponsors in the Sponsor Hall.

READ THE VIRTUAL CONFERENCE FAQ PAGE

THANK YOU RELAY CONFERENCE SPONSORS

PLATINUM

GOLD

SILVER

Click on our sponsors’ logos to visit their booth! (booths will go live on March 22 at 8:00AM CST)

9:15 AMTypes of System Oscillations and Their Detection - Concepts and ApplicationsMark Adamiak, Adamiak Consulting LLC

9:50 AMLine Current Measurement at Dual-Breaker Terminals: Challenges and SolutionsMichael Lampe, Lower Colorado River Authority

10:25 AM

The Missing Link: How CT and VT Connection Errors Affect ProtectionMarcel Taberer, Schweitzer Engineering Laboratories, Inc.Praveen Iyer, Schweitzer Engineering Laboratories, Inc.

11:00 AM Break

11:15 AMImpact of IEC 61850 Edition 2 on the Object Modeling of Complex Multifunctional Protection IEDsAlexander Apostolov, OMICRON electronics

Utility ChallengesModerator: Derrick Haas, Schweitzer Engineering Laboratories, Inc.

Tuesday, March 23, 2021

9:15 AMTesting a Process Bus Based Multi-Zone Protective RelayMike Ramlachan, GE Grid Solutions

9:50 AMA Troubleshooting Methodology for Issues Discovered During End-to-End TestingJose R Garza, American Electric Power

10:25 AM

Assessment of a Misoperation on a Distance Protection Relay by Means of Line Impedance Measurement and System-Based TestingEugenio Carvalheira, OMICRON

11:00 AM Break

11:15 AM

Effect of Current Transformer design on magnetic saturation and its implications on protection schemes: Analysis and TestingSughosh Kuber, MeggerAbel Gonzalez, MeggerMohit Sharma, Megger

11:50 AMNext Generation Testing of Line Protection Using IEC 61850 GOOSE MessagesGalina Antonova, Hitachi ABB Power Grids

TestingModerator: Bret Burford, American Electric Power

Tuesday, March 23, 2021

9:15 AM

Centralized Protection and Control Enhancing Reliability, Availability, Flexibility and Improving Operating Cost Efficiency of Distribution SubstationsJoemoan I. Xavier, ABB Inc.

9:50 AMComplex Faults - Using High-Quality Waveform Data to Understand Faults That MisbehaveJeffrey Wischkaemper, Texas A&M University

10:25 AMCase Study: High-Density Distribution Coordination Using High-Speed CommunicationsChris Anderson, Schweitzer Engineering Laboratories, Inc.

11:00 AM Break

11:15 AMHigh-Impedance Faults: Comparing AlgorithmsDaniel Ransom, GE Grid Solutions

11:50 AMRecent Utility Experience with High Impedance Fault DetectionMark Adamiak, Adamiak Consulting LLC

12:25 PMPhasor-based Transient Earth-Fault ProtectionZoran Gajić, Hitachi ABB Power Grids Sweden

Distribution IModerator: Craig Wester, GE Grid Solution LLC

Tuesday, March 23, 2021

sponsored by

9:15 AM

Permissive or Blocking Pilot Protection Schemes? How to Have It Both WaysBogdan Kasztenny, Schweitzer Engineering Laboratories, Inc.

9:50 AM

Application and Integration of Automation-Based Tools for Efficient and Accurate Modeling of Transmission System ProtectionChris Bolton, San Diego Gas & ElectricAaron Feathers, Pacific Gas & ElectricMichael T Miller Jr, PECO EnergyJacob Tucker, Commonwealth Edison

10:25 AM

Auto-tuned Solution to Wide Area Coordination Issues of Distance and Directional Time Overcurrent Relay SettingsNathan Thomas, SynchroGridJoe Perez, SynchroGrid

11:00 AM Break

11:15 AMCross Country Faults – Protection Challenges and ImprovementsVenkatesh Chakrapani, GE Grid Solutions

11:50 AM

Setting Considerations for Distance Elements in Line Protection ApplicationsBogdan Kasztenny, Schweitzer Engineering Laboratories, Inc.

12:25 PMInteroperability of Line Differential ProtectionJörg Blumschein, SIEMENS

Transmission IModerator: Ken Swift, Oncor

Tuesday, March 23, 2021

9:15 AMCase Studies in Analyzing Transformer Installation Faults – Part 1Sudipta Maiti, Damodar Valley Corporation

9:45 AMAEP Misop Event of 2/23/2019Phillip Lux, American Electric Power

10:15 AMAEP Outage Event of 3/20/2018Bret Burford, American Electric Power

10:45 AM Break

11:00 AMEvent Investigation of 69 kV Double-Circuit FaultsAmanvir Sudan, Schweitzer Engineering Laboratories, Inc.

11:30 AMFinding Common Ground: A Case Study of Phantom Currents and Ground LoopsMatthew Boecker, Lower Colorado River Authority

12:00 PMElectromechanical Differential Relays Misoperation and InvestigationAlex Rangel, Saber Power Services

12:30 PMCase Study - Transformer Differential Incorrect Operation Due to System GroundingJC Theron, GE Grid Solutions

Real World ExperiencesModerator: Genardo T. Corpuz, LCRA

Wednesday, March 24, 2021

9:15 AMThe Need for Faster Underfrequency Load SheddingKevin W. Jones, Xcel Energy

9:50 AMProcess Bus Busbar Protection - A Stepping Stone Towards Digital SubstationTerrence Smith, GE Grid Automation

10:25 AMCVT Transients - Causes, Effects and SolutionsVenkatesh Chakrapani, GE Grid Solutions

11:00 AM Break

11:15 AM

The Response of a Transformer Differential Relay to Internal Faults While Influenced by Geomagnetically Induced CurrentsDerrick Haas, Schweitzer Engineering Laboratories, Inc.Andrew Mattei, Baylor University/Brazos Electric Power Cooperative, Inc.

11:50 AMAnalysis of Fundamental Differences in Transformer 87T Differential ProtectionMike Kockott, Hitachi ABB Power Grids USA

12:25 PMRestricted Earth-Fault (REF) Protection Challenges due to extensive use of Cables: A Case StudyZoran Gajić, Hitachi ABB Power Grids Sweden

Substation IModerator: Erik Guillot, Entergy Services

Wednesday, March 24, 2021

9:15 AMWide Area GOOSE and its Applications to System Integrity Protection SchemesAlexander Apostolov, OMICRON electronics

9:50 AM

Wireless Solutions for Reliable Distribution System Protection & ControlMike Ramlachan, GE Grid SolutionsEdgard Sammour, GE Grid Solutions

10:25 AMEthernet Networking for Protection and Control IEEE PSCCC P6 ReportEric Udren, Quanta Technology, LLC

11:00 AM Break

11:15 AM

New Methods for Power Line Carrier Monitoring and Analysis Real-World Examples and Implications for Protection System ReliabilityCraig Palmer, PowerComm Solutions

11:50 AM

Cyber Vulnerability Assessment of a Digital Secondary System in an Electrical SubstationMauricio Silveira, Schweitzer Engineering Laboratories, Inc.David Dolezilek, Schweitzer Engineering Laboratories, Inc.

12:25 PM

Analysis of In-Service Line Current Differential Protection Circuits: Comparing SONET With Packet-Switched Network PerformanceTroy Ledford, Schweitzer Engineering Laboratories, Inc.

CommunicationsModerator: Eric Udren, Quanta Technology, LLC

Wednesday, March 24, 2021

9:15 AMUsing Virtual Synchronous Generators to Resolve Microgrid Protection ChallengesJohn Glassmire, Hitachi ABB Power Grids

9:50 AM

Determining CT Requirements for Generator and Transformer Protective RelaysRitwik Chowdhury, Schweitzer Engineering Laboratories, Inc.

10:25 AMAchieving Reliable Generator 100% Stator Ground Fault ProtectionNader Safari-shad, University of Wisconsin-Platteville

11:00 AM Break

11:15 AMImprovements in Generator Breaker Failure Protection During Low-Current ConditionsSumit Sawai, Schweitzer Engineering Laboratories, Inc.

11:50 AM

Making Sense of Adaptive Techniques to Improve the Stability of Generator Differential Protection and its Testing MethodsEduardo Colmenares, ABB Inc.

12:25 PMLessons Learned From Generator Destructive TestingMatchyaraju Alla, Schweitzer Engineering Laboratories, Inc.

GenerationModerator: Glenn Callaghan, Center Point Energy

Wednesday, March 24, 2021

9:15 AM

International Drive Distribution Loop Protection, Lessons Learn and Improvement ProjectCraig Merritt, Duke EnergyPraveen Kumar, Commonwealth Associates, Inc

9:50 AMModernization of an Industrial Power Distribution and Automation System - Lessons LearnedJoemoan I. Xavier, ABB Inc.

10:25 AMProtection Considerations for an Improperly Installed On-Load Tap ChangerAlex Rangel, Saber Power Services

11:00 AM Break

11:15 AMFast Load Shedding Scheme for Enhancing Reliability and Stability of Expanded Liquified Gas PlantJonathan Gao, GE Grid Solulations

11:50 AM

Practical Aspects of Designing Safe and Compact Mv Switchgear Using “Air Core Ct”, “Resistor Voltage Divider Vt” and Modern Intelligent Microprocessor RelaysPredrag Milovac, IEM

12:25 PMImproving Protection Applications for Modern Industrial Switchgear SystemsBenton Vandiver, ABB ES

IndustrialModerator: Craig Wester, GE Grid Solutions LLC

Thursday, March 25, 2021

sponsored by

9:15 AM

Effective System Grounding. Analysis of the effect of High penetration of IBRsSebastien Billaut, Commonwealth Associates, Inc.Adam Miles, Commonwealth Associates, Inc.

9:50 AMImpact of Inverter-based Resources on Impedance-based Protection FunctionsPrashanth Kumar Mansani, ETAP

10:25 AMField Experience With Open-Phase Testing at Sites With Inverter-Based ResourcesJohn Town, Schweitzer Engineering Laboratories, Inc.

11:00 AM Break

11:15 AM

Transmission Line Protection for Systems With Inverter-Based ResourcesNormann Fischer, Schweitzer Engineering Laboratories, Inc.

11:50 AMTutorial on Sub-synchronous Resonance Protection Applied to Inverter Based RenewablesNuwan Perera, ERLPhase Power Technolgies Ltd.

12:25 PM

A Novel Control Scheme for Utility-Scale Inverter-Based Resources to Emulate Synchronous-Generator Fault Response and Retain Existing Protection InfrastructureDaniel Kelly, University of MinnesotaPratap Mysore, Pratap Consulting Services, LLC

Inverter Based ResourcesModerator: Genardo T. Corpuz, LCRA

Thursday, March 25, 2021

9:15 AMValidation Testing of IEC 61850 Process Bus Architecture in a Typical Digital SubstationMichael Whitehead, GE Grid Solutions

9:50 AMCan Compensated Networks be an Alternate Solution to Reduce the Risk of Ground Faults Causing Forest Fires?Ari Wahlroos, ABB Oy.

10:25 AMAdaptive Coordination Schemes to Reduce Fault Energy in Distribution Feeders Using Wireless Protection SensorsDavid Keckalo, Schweitzer Engineering Laboratories, Inc.

11:00 AM Break

11:15 AM

Understanding Ground Fault Detection Sensitivity and Ways to Mitigate Safety Hazards in Power Distribution SystemsDaqing Hou, Schweitzer Engineering Laboratories, Inc.

11:50 AM

Process Improvement of Distribution Protective Relay CoordinationMehrdad Chapariha, Quanta TechnologyArthur Giourdjian, San Diego Gas & Electric

12:25 PM

Securing Wireless Communication Networks with a Defense-in-Depth ApproachShashi Sastry, Hitachi ABBGalina S. Antonova, Hitachi ABB

Distribution IIModerator: Derrick Haas, Schweitzer Engineering Laboratories, Inc.

Thursday, March 25, 2021

sponsored by

9:15 AMCT Saturation - A Simulation Study of Different Detection and Blocking Algorithms Ilia Voloh, GE Grid Solutions

9:50 AMGround Fault Protection of Microgrid Interconnection Line Using Residual Voltage CompensationYujie Yin, GE Grid Solutions

10:25 AM

Combining Battery and AC Sources for More Reliable Control PowerMichael Thompson, Schweitzer Engineering Laboratories, Inc.

11:00 AM Break

11:15 AM

Implementation of a New Algorithm to Detect Turn-to-Turn Faults in Shunt Reactors and Identify the Faulted PhasePaul I Nyombi, Xcel Energy

11:50 AMExperience with Point-to-Point Process BusJC Theron, GE Grid Solutions

12:25 PMChallenges Replacing Electro-Mechanical Transformer Differential Relays Terrence Smith, GE Grid Solutions

Substation IIModerator: Ken Swift, Oncor

Thursday, March 25, 2021

9:15 AM

Selecting, Implementing and Overcoming Challenges when Selecting a Coordination Criteria for Wide Area ApplicationsNaveen Ganta, SynchroGrid LLC

9:50 AM

Testing Transformer Differential Protection in Digital Substations - Use cases & ResultsMohit Sharma, MeggerSughosh Kuber, Megger

10:25 AMApplication Considerations for Protecting Three-Terminal Transmission LinesAlex Hulen, Schweitzer Engineering Laboratories, Inc.

11:00 AM Break

11:15 AM

Simplifying PRC-026 Compliance With Practical Solutions You Least ExpectMichael Thompson, Schweitzer Engineering Laboratories, Inc.

11:50 AM

Double-Ended Traveling-Wave Fault Locating Without Relay-to-Relay CommunicationsGianfranco Patti, Schweitzer Engineering Laboratories, Inc.David López Corton, Red Eléctrica de España

12:25 PM

How a Measurement You May Not Be Doing Can Improve Relay Operations Chase Lockhart, LeidosAdam Fox, Leidos

Transmission IIModerator: Bret Burford, American Electric Power

Thursday, March 25, 2021

Virtual Conference FAQ

How to I access the online conference?Click here to go to the event webpage. From here, you can access the live conferencce starting at 8:00AM on March 22, 2021

Are Presentations recorded? How can I watch the recording of a session I could not attend live?Yes! Both live and recorded presentations can be accessed through the “breakout sessions” link on the left sidebar inside the virtual event.

Where can I read the papers in the conference?Papers will be published through IEEE after the conference, or you can find them now on the “Archives” tab of the Relay Conference Website.

How many PDHs/CEUs can I get for attending the conference?The total number of available credits for the Relay Conference is 11.25 PDHs or 1.13 CEUs. Totals will be calculated based on attendance (not registration) and certificates will be deliverd via email within one week of the end of the conference.

What is a Post-Session Discussion?Continue the discussion and Q&A from the paper session the networking lounge area throughout the week. Each paper session has an associated networking lounge, which you can find on the left side-bar on the conference platform under “Networking Lounges”.

What happens during the Sponsor Hall / Sponsor Activities?Pre-scheduled sponsor activities will be listed in the program during this time. Otherwise, this time is dedicated to the Sponsor Hall page where attendees can visit sponsor booth pages and connect with company representatives