PS ERC 1 T&D Technology Research Stem Highlights of T&D Stem Activity ( ) Mladen Kezunovic Former Stem Leader IAB Meeting Madison, June 1, 2006

PS ERC 2 Outline History Research Areas Projects Survey Initiatives Future interest

PS ERC 3 History First meeting: Conference call on May 25, 2001 Meetings and presentations: - 30 stem meetings (583 in attendance) - 10 IAB presentations Membership: - 20 in in 2005 Participation: - Conference calls, from 8 (L) to 19 (H) - IAB meetings, from 16 (L) to 42 (H) - Retreats/Workshops, from 28 (L) to 52 (H)

PS ERC 4 Outline History Research Areas Projects Survey Initiatives Future interest

PS ERC 5 PSERC RESEARCH STEMS Markets Systems T&D

PS ERC 6 T&D Research Areas I. Substation Data Integration and Enhanced Functions II. Managing an Aging Infrastructure III. Distribution and Transmission Automation IV. New Devices and Related Control Concepts V. New Monitoring, Control and Protection Paradigms

PS ERC 7 Outline History Research Areas Projects Survey Initiatives Future interest

PS ERC 8 Projects T-1Corona Discharge Deterioration of ADSS CableKaradyMay 2002 T-2Differential GPS Measurement of Overhead Conductor SagHeydt (ASU)Sep T-3On-Line Peak Loading of Substation Distribution Transformers Through Accurate Temperature Prediction Tylavsky (ASU)Apr T-4Electrical Transmission Line Insulator Flashover PredictorKarady (ASU)May 2002 T-5Intelligent SubstationShoureshi (CSM)Aug T-6Condition Monitoring for In-Service Non-ceramic Insulators and Underground Cables Gorur (ASU)May 2002 T-7Redesign and New Interpretation of Power Acceptability Curves for Three Phase Loads Heydt (ASU)Feb T-8Investigation of Fuel Cell Operation and Interaction within the Surrounding Network Karady (ASU)May 2002 T-9State Estimation via Substation MonitoringAbur (TAMU)Feb T-10Accurate Fault Location in T&D NetworksKezunovic (TAMU)Feb T-11Monitoring Using Wireless CommunicationsKezunovic (TAMU)Apr T-13Grounding and Safety with OPGWOlsen (WSU)Oct T-14NCI Evaluation: Seals and InterfacesGorur (ASU)Aug T-15GPS Measurement of Overhead Conductor SagHeydt (ASU)April 2002 T-20Smart Sensor Development for T&DShoureshi (CSM)Aug T-21Distributed Electric Energy Storage and GenerationJewell (WState)July 2004

PS ERC 9 Projects Number TitleLead Researcher Status T-16Voltage Dip EffectsKarady (ASU)October 05 T-17Algorithms and IEDs for On-Line MonitoringKezunovic (TAMU)January 2006 T-18MicroGrid Protection and ControlLasseter (Wisconsin)January 2006 T-19Optimized Maintenance SchedulerMcCalley (Iowa State)February 2006 T-22 Advanced Digital Measurement and Protection Systems Karady (ASU)Draft T-23Prioritizing Maintenance of Underground CablesGorur (ASU)Work in progress T-24Distribution System Reliability EnhancementJewell (Wichita State)Draft T-25Liquid Filled Power TransformersP. K. Sen (CSM)Work in progress

PS ERC 10 Projects NumberTitleLead ResearcherStatus T-26GTool for Insulator Condition AssessmentGorur (ASU)Work In progress T-27Reliability Based Vegetation ManagementRussell (TAMU)Work in progress T-28 Satellite Imagery for the Identification of Interference Karady (ASU)Works in progress T-29Evaluation of Digital Protection SystemKezunovic (TAMU)Work in progress T-30Transient Testing of Protective RelaysKezunovic (TAMU)Work in progress T-31Massively Deployed SensorsHeydt (ASU)New Project T-32Integration of Substation IED InformationKezunovic (TAMU)New Project

PS ERC 11 Project statistics Arizona state: 14 Texas A&M university: 8 Colorado school of Mines: 3 Wichita State: 2 GaTech: 1 Iowa State: 1 Washington State: 1 Wisconsin: 1

PS ERC 12 Areas Covered Distribution: - Distributed energy storage and generation - Microgrid protection and control - Performance of fuel cells - Diagnostics of cables and NCI - Power quality assessment - Transformer loading and diagnostics - System reliability enhancement - Vegetation interference with feeders

PS ERC 13 Areas Covered Transmission: - Substation automation - Integration of IED data - Automated analysis of faults - Optical transformers - All-digital substation - Inclusion of IED data in EMS - Monitoring of conductor sags

PS ERC 14 Areas Covered T&D: - Risk-based optimized maintenance - Wireless communications - Smart sensors - State estimation - Fault location - IED testing and evaluation - Grounding and safety

PS ERC 15 Outline History Research Areas Projects Survey Initiatives Future interest

PS ERC 16 Survey Lead investigators responded 22 completed projects 19 response 11 questions Purpose: explore opportunities for continuation of funding Samples of some answers

PS ERC 17 Survey Research characterization: - fundamental, 0 - applied, 14 - combination, 5 Deliverables (besides final report): - software, 7 - hardware, 1 - analytical tools, 10 - other, 2

PS ERC 18 Survey Additional funding to get practical solution: - $50k-$100k, 4 - $100k-$250k, 10 - $250k-500k, 2 - over $500k, 1 Source of funding: - PSerc, 5 - NSF, 2 - EPRI, 10 - DOE, 8 - Vendors, 3 - Other, 3

PS ERC 19 Survey Time required to create practical solution: - six months, 1 - two years, 10 - one year, 4 - three (or more) years, 2 What are verification requirements: - testing with simulated data, 4 - testing with field data, 11 - In service installation, 9

PS ERC 20 Outline History Research Areas Projects Survey Initiatives Future interest

PS ERC 21 Activities of interest Reviewing project progress in separate meetings (using distance conferencing or net facilities/services) that will take place in-between the IAB meetings (42) Making sure the final reports for completed PSerc projects are properly reviewed and advertised (37) Producing a list of research areas of interest for the solicitation of new proposals (37) Conducting the review process and ranking of the proposals (32) Initiating review of the Statement of Work (SOW) documents for the projects in similar research areas making sure the coordination of the research activities is optimized (18)

PS ERC 22 Crosscutting issues State Estimation Special Protection Systems Distributed Processing Phasor Measurements Improved SCADA

PS ERC 23 Outline History Research Areas Projects Survey Initiatives Future interest

PS ERC 24 Project classification Proposed classification: - Exploratory projects (40% of funds, 1-2 years, $70k-$100k, fundamental research) - Demonstration projects (40% of funds, 2-3 years, $100k-$500k, field or simulation cases) - Initiation projects (20% of funds, 1 year, $30k-$45k, eligible for renewal as exploratory or demonstration projects)

PS ERC 25 New Efforts Engaging experts from industry members Establishing field data repository for evaluation of new concepts Creating field demonstration site for PSerc “show-case” Providing financial means for moving from concepts to practice Branding and marketing PSerc T&D contributions