8:00 a.m. – Online Conference Opens
8:30 – Utility Panel: Applications and Benefits of Faulted Circuit Indicators
Shawn Bagley, Xcel Energy; Greg Owen, Capital Electric Cooperative; Troy Knutson, Cass County Electric Cooperative; Kseniya Kravchenko, Great River Energy; Scott Ware, Power Delivery Products
This utility panel will discuss the application and benefits of using faulted circuit indicators (FCIs), both noncommunicating and communicating FCIs. The panelists represent several utility sectors (IOU, Public Power—Transmission and Public Power—Distribution).
8:30 – ITC Midwest Derecho Storm Restoration
Rod Pritchard and Kyle Whisner, ITC Midwest
A powerful derecho with wind gusts up to 140 MPH hit Iowa on August 10, 2020, resulting in 145 transmission lines and 2,100 circuit miles out of service. Presentation will share how ITC Midwest mobilized to restore service and has engineered hardening into its transmission lines.
8:30 – The Role of Nuclear Energy in Our Future Energy System
John Kotek, Nuclear Energy Institute
John will discuss developments in energy policy and nuclear energy technology. He’ll explain how nuclear energy fits into the decarbonization plans of US utilities, provide an overview of the types and status of next-generation reactors, and explore the business and policy drivers that are raising interest in this technology.
8:30 – Electrification of Interstate Corridors for Medium and Heavy Duty Vehicles
Sean Everett, HDR Engineering, Inc.
This presentation will go over the development of the West Coast Clean Transit Corridor Initiative (WCCTCI) for Medium and Heavy Duty electric truck charging along the I-5 corridor.
9:15 – Results & Lessons Learned After 3 Years of Successful FLISR Deployment
Kurt Miller, Trevor Touchto, Suwannee Valley Electric Cooperative; Rob Sadler, Minsait ACS
SVEC successfully deployed FLISR as part of their ADMS in 2017. The presenters will detail the functionality deployed as well as the evaluation, implementation considerations, results and lessons learned.
10:00 – Break
9:15 – It’s a Pandemic. Do You Know How Your Project Will Get Done? Using Project Management to Maximize Performance
Krystal De Bruine, Great River Energy; Jennifer Johnson, Minnkota Power Cooperative
GRE and MPC will describe how having project management in place allowed them to manage multiple projects throughout the pandemic and achieve not only good results but really great results! This session will focus on knowing how to prioritize work, manage staff both virtually and on site and navigate changing circumstances through robust project management practices. Several projects will be discussed with a focus on lessons learned and how project management kept everyone on task throughout 2020.
10:00 – Break
9:15 – Operating Reliability Challenges With Increasing Renewable Energy Penetration
Warren Hess, MISO
MISO studies of up to 50% renewable energy penetration in the Eastern Interconnection indicate the need for changes in planning and operating processes and the need for significant investment in transmission facilities. The presentation will give indications of ways the industry will need to adapt to support renewable energy penetration and retirement of conventional units.
10:00 – Break
9:15 – University of St. Thomas (UST) Microgrid: Commissioning and Case Studies
Mahmoud Kabalan, University of St. Thomas
This presentation covers an overview of the UST microgrid, lessons learned from the construction phase and case studies on commissioning, operation, and performance.
10:00 – Break
10:30 – Case Study: Implementing Direct Transfer Trip (DTT) over Long Term Evolution (LTE)
Thomas Schwartz, GE Grid Solutions; Brian Dob, Hubbell
This paper will explore the various aspects of utilizing LTE cellular networks for DTT anti-islanding applications. The aspects considered are network types and infrastructure, cyber security, performance requirements and redundancy options.
10:30 – Applying Staged Faults via Drone on the Great Northern Transmission Line
Christian Winter, Minnesota Power
Minnesota Power collaborated with Great River Energy, Manitoba Hydro and others to conduct a real-world test of a new series-compensated 500 kV line by using an Unmanned Aircraft System (drone) to apply a staged fault on the line.
10:30 – Case Study: Phasor-Based Control for Managing Inverter Generation
Brian Waldron, Schweitzer Engineering Laboratories, Inc.; Dmitriy Anichkov, Merit SI
This paper reviews the implementation of the power plant controller (PPC) for a solar project. The PPC used phasor-based measurements to implement real power, voltage, volt-ampere reactive (VAR), and power factor (PF) controls instead of using traditional SCADA-based protocols, which have data update rates of one to five seconds. Because phasors offer substantially faster data updates, the site was allowed to implement many traditional generation management functionalities with faster responses and greater stability.
10:30 – A Case Study for Resolving Power Quality Complaints Using Distribution STATCOMs
Ryan Rainville, AMSC
This presentation reviews how power quality issues attributed to a large industrial customer on a 25kV feeder were mitigated by installing a poletop, distribution STATCOM. Field recordings will show the speed of response of the STATCOM was sufficiently fast in compensating rapid voltage changes from motor starts within the plant and from nearby motors as well.
11:15 – Unique Applications for Single-Phase Reclosers
Kit Talich, Jared Dowling, West Central Electric Cooperative; Ryan Beeston, Siemens Industry
Communicating reclosers are being utilized more commonly in distribution applications. This cooperative application is applying single-phase communicating reclosers in both substation, mainline feeder and tap applications. This presentation will detail these applications and the benefits.
11:15 – Case Study: Insulator Solutions to Mitigate Bird Dropping ("Crap") Faults
Craig Espinosa, Sediver; Jim Lueck, NorthWestern Energy
Bird-related faults can be very disruptive to the transmission grid's reliability. This presentation shares the background, alternatives explored, and final solution implemented to address this specific utility case study.
11:15 – Resource Adequacy Insights with Love from February 12–19, 2021
Thomas Butz, Power System Engineering
The Central United States Cold Weather Event in February 2021 raised a wide range of questions and concerns in regard to how electric systems are being planned and operated. This presentation provides insights into how elements from the event align with resource adequacy considerations.
11:15 – Use of Modular Power Flow Control Technology on Transmission Networks
Kaveh Afaki, Smart Wires, Inc.
This presentation will discuss the use of modular static synchronous series
compensation devices (M-SSSC) to alleviate transmission constraints. It will include how the
devices work and present real-world case studies and best practices.
Lunch Break and Optional Presentation
12:15–12:55 p.m. – Presentation: Remote Work Isn’t Just for Software Engineers Anymore: Enabling the AEC Workforce with Mixed Reality Technologies
Dave Bowen and Tou Vang, Ulteig
Xcel Energy and Ulteig pioneered the use of remote collaboration throughout the COVID-19 crisis to conduct virtual site visits—improving employee safety, unlocking time and cost savings, and enhancing collaboration. “See what I see” functionality allows an unlimited number of remote collaborators to engage directly with a single engineer on site. Xcel Energy and Ulteig believe the substantial benefits of mixed reality will cement this technology as a critical field tool even as our workplace returns to normalcy
1:00 – Utility Panel: Creative Structural Methods to Increase Transmission Line Capacities
Chris Ayika, Xcel Energy; Brian Hitz, Laminated Wood Systems
Xcel Energy has addressed NERC criterion to ensure proper transmission line capacity ratings through various methods - structure replacements, additions or modifications. This presentation will share one method -- to increase the line rating and achieve proper clearances by raising the physical structure heights while keeping the line energized.
1:00 – A Detailed Analysis of Distribution System Losses
Al Haman, Runstone Electric Association
This presentation will be an introduction to understanding distribution system losses and strategies to reduce them.
1:00 – Selective Tripping at Point of Common Coupling (PCC) Using Inverse Time Voltage Characteristics
Jai Subbarayan, Schweitzer Engineering Laboratories, Inc
In this paper, we introduce the use of inverse time under-voltage and inverse time over-voltage characteristics in point of common coupling (PCC) protection schemes to detect distribution feeder faults and determine whether an associated distributed energy resource (DER) should be isolated from its feeder.
1:00 – Physical Perimeter Security Solutions: A Look at Security and Safety in Today's Environment
Mark Piercey, AMICO Security
A look into the various products associated with physical security, from low to high security fencing. Peripheral physical measures such as crash barriers and gates and briefly touch on fence designs where safety as much as security is required.
1:45 – Corona Noise Mitigation in High Voltage Transmission Lines
Chih-Hunh Chen, Sarah Simpson, Basil Siddiqui, Burns & McDonnell
High voltage and extra high voltage transmission line noise is primarily caused by corona discharges in the vicinity of the conductor. This presentation will explore the factors that contribute to corona noise and radio interference as well as mitigation and testing options. We’ll also discuss a case study for 138kV and 240kV transmission lines in Alberta Canada that experienced corona noise levels above the Industry Canada allowable limit.
2:30 – Break
1:45 – Using a Geographic Information System for Field Data Collection
Bryce Beyers, STAR Energy Services
This presentation will explore software applications that can be used to collected data in the field and allow editing a geographic information system.
2:30 – Break
1:45 – A Novel Control Scheme for Utility-Scale Inverter-Based Resources to Retain Existing Protection Infrastructure by Emulating Synchronous-Generator Fault Response
Dan Kelly and Pratap Mysore, University of Minnesota
We include a control scheme for IBRs which emulates synchronous generator fault response. This will assist negative-sequence reliant relay protection as renewable generation becomes more prevalent on the grid.
2:30 – Break
1:45 – Ensuring Step Voltage Safety When You Don't Know Everything
Andrew Dornbush, Ulteig
This presentation will demonstrate a method to calculate step voltages despite unknown conditions across your system. Using CDEGS software, thousands of scenarios can be run to establish a worst-case to keep workers safe.
2:30 – Break
3:00 – Spike Savvy: Transmission Structure Bird Mitigation Techniques
Todd Kerr, Power Line Sentry; Keyra Hawley, ATCO
Providing mitigation measures on transmission structures serves an incredible dual purpose: it ensures reliable electricity AND it protects endangered species from further decline. In this session we will explain the basis of protection, we will shed light on the benefits of mitigation, and we will discuss best practices for interaction with Federal biology agencies. Excitingly, we will have utility testimony on the efficacy of spike deterrents on their transmission structures in regard to their electrical security standards and their experience with the endangered sage grouse.
3:00 – Understanding Ground Fault Detection Sensitivity and Ways to Mitigate Safety Hazards in Power Distribution Systems
Daqing Hou, Schweitzer Engineering Laboratories, Inc.
This paper revisits different grounding practices in distribution power systems and discusses possible ways of improving the ground fault detection sensitivity for different systems. To provide a perspective with respect to ground faults versus fire ignitions, the paper reviews several staged downed conductor tests and summarizes key research findings in released energy of arcing faults and fire ignition.
3:00 – Role of Protective Relaying in the Smart Grid
Steve Klecker, MidAmerican Energy
This paper summarizes the report prepared by working group C2 of the IEEE Power System Relaying Committee(PSRC) and discusses the role of protective relaying in the smart grid.
3:00 – Identification and Mitigation of a Deficient Substation Ground Grids
Peter Hanslits, Great River Energy
A description of a series of grounding projects designed and constructed during 2020 and the resulting changes to company grounding philosophy.
3:45 – Substation Grading 101: A Beginner’s Guide to Earthwork
Brian Robideau, Ulteig
A basic yet comprehensive look at earthwork. This presentation includes site selection, large-site grading methodology, and grading strategies to reduce erosion and sediment potential.
4:30 – Adjourn
3:45 – New Medium Voltage Protection System for Lateral and Mainline Distribution Systems for Supplemental or Alternative Mitigation to Direct Transfer Trip during Reverse Power Flows
Thomas Wilkins, Wilkins Alternatives; Charles Grunewald, Blattner Energy
The presentation is about a new and novel method for open line ride-through coordination with backfeeding Inverter Based Resources interconnected to ungrounded distributions systems using an interlocked breaker grounding switch. Thomas Wilkins is a consultant with EMA who manufactures the switch. EMA is located near Sweetwater, Texas.
4:30 – Adjourn
3:45 – Types of System Oscillations and Their Detection: Concepts and Applications
Mark Adamiak, Jason Byerly, Adamiak Consulting, LLC
Oscillations have existed on the grid from the time of Edison but have mostly been unobserved. This paper will present new technology for observing and analyzing these oscillations.
4:30 – Adjourn
3:45 – Substation Safety Considerations Associated with Distributed Energy Resources (DER)
John Raisler and Jim Zweig, American Transmission Company
Safety concerns increase when Distributed Energy Resources (DER) exceed a certain threshold relative to a substation’s minimum load. This presentation explains how ATC addresses these concerns once this threshold is reached.
4:30 – Adjourn