Item 17: Quarterly Operations Report — original pdf

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Item 17 Austin Energy Operational Update Q1 FY22 Electric Utility Commission Tom Pierpoint Vice President, Electric System Engineering & Technical Services, Austin Energy February 2022 © 2018 Austin Energy 1 Austin Energy Operational Update Discussion Topics Performance Carbon Footprint On-Site Energy Resources Future State 2 Austin Energy Operational Update Performance 3 Commercial Availability & Start Success Commercial Availability Generation Resource Target Seasonal Commercial % Availability Commercial Availability Actuals (%) Q4 FY21 AVG Q1 FY22 AVG 96 95 99 100 76 44 51 84 * 95 95 97 100 Decker Steam Units Sand Hill Combined Cycle Fayette Units South Texas Project Start Success Commercial Availability values reflect maintenance or refueling outages typical for this period Start Success Target(%) Start Success Actuals (%) Q1 FY22 AVG Q4 FY21 AVG Simple Cycle Start Success 99 100 100 4 Net Generation and Load Analysis FY 2022 Q1 *Costs include fuel for generation, fuel transportation, renewable Power purchases agreements This information is unaudited and should be read in conjunction with the audited Comprehensive Financial Reports for the City of Austin, when published on 5 Electric System Resilience and Reliability “Austin Energy stands among a handful of Electric Utilities in providing its customers with the best overall reliability in North America,” Rob Earle, Director, First Quartile Consulting • Resilience and Reliability are a Strategic Goal • Two Industry Awards for Overall System Reliability o First Quartile Consulting Benchmarking Services o PA Consulting ReliabilityOne • Reliability Strengths o Overall Distribution Reliability o Transmission System Performance • Current Improvement Initiatives o Addressing pockets of poor performance on the distribution system o Identified and have largely resolved the root causes of 4th quartile substation reliability Award from ReliabilityOne – November 17, 2021 6 System Reliability - SAIFI SAIFI w/o MED - CY19 - CY20 - CY21 0.94 0.89 0.86 0.8 0.74 0.75 0.66 0.68 0.65 0.73 0.74 0.72 0.76 0.72 I R E P S N O T P U R R E T N I F O R E B M U N . G V A 1.2 R E M O T S U C 0.4 0 CY19 Q1 CY19 Q2 CY19 Q3 CY19 Q4 CY20 Q1 CY20 Q2 CY20 Q3 CY20 Q4 CY21 Q1 CY21 Q2 CY21 Q3 CY21 Q4 TOP QUARTILE BENCHMARK Austin Energy performance compared to Top Quartile (calendar years 2019-2021) ReliabilityOne ® North America Panel: Electric Utilities with more than 300,000 customers (calendar year 2020) SAIFI = System Average Interruption Frequency Index How often the average customer experiences a sustain interruption, over a period of time 7 System Reliability - SAIDI SAIDI w/o MED - CY19 - CY20 - CY21 66.95 71.51 68.44 60 52.99 60.41 52.77 55.96 54.21 57.89 60.88 61.39 63.40 57.00 80 40 20 0 I S N O T P U R R E T N I I F O N O T A R U D L A T O T CY19 Q1 CY19 Q2 CY19 Q3 CY19 Q4 CY20 Q1 CY20 Q2 CY20 Q3 CY20 Q4 CY21 Q1 CY21 Q2 CY21 Q3 CY21 Q4 TOP QUARTILE BENCHMARK Austin Energy performance compared to Top Quartile (calendar years 2019-2021) ReliabilityOne ® North America Panel: Electric Utilities with more than 300,000 customers (calendar year 2020) SAIDI = System Average Interruption Duration Index Total duration of interruptions for the average customer, during a period of time 8 System Reliability - CAIDI CAIDI w/o MED - CY19 - CY20 - CY21 71.61 75.22 76.07 79.58 80.55 79.95 82.29 83.4 79.3 82.27 85.26 83.42 79.17 I E C V R E S E R O T S E R O T E M T I . G V A 120 80 40 0 CY19 Q1 CY19 Q2 CY19 Q3 CY19 Q4 CY20 Q1 CY20 Q2 CY20 Q3 CY20 Q4 CY21 Q1 CY21 Q2 CY21 Q3 CY21 Q4 TOP QUARTILE BENCHMARK Austin Energy performance compared to Top Quartile (calendar years 2019-2021) ReliabilityOne ® North America Panel: Electric Utilities with more than 300,000 customers (calendar year 2020) CAIDI = Customer Average Interruption Duration Index Average time to restore service 9 Austin Energy Operational Update Carbon Footprint 10 Renewable Generation as a Percentage of Load 11 Environmental Focus Reducing our Carbon Footprint Key programs and projects designed to: • Expand Renewable Portfolio • Integrate Distributed Energy Resources New Wind and Solar Resources • Aragorn Solar (180 MWs) went COD per the PPA on December 31, 2021 the month • Plan to issue an RFP for battery storage by the end of • Currently refreshing offers on our last solar RFP 12 Austin Energy Operational Update District Cooling Projects 13 Key District Energy & Cooling Activities District Cooling Plant #3 (Downtown, Crescent Tract) Austin Community College Highland Campus Constructing 10,000 ton chilled water plant for the Downtown System • Project is substantially complete • Progress to final completion continues. Constructing a 6,000 ton chilled water plant with Thermal Energy Storage • Project expected to be substantially complete in the coming weeks 14 Austin Energy Operational Update Future State 15 Grid Resilience AE Strategic Goals 2020 Grid Resilience Improve Distribution System Reliability Identify, Rank, and Address feeder maintenance needs in areas historically beset by outages. Identify, Rank and Address system hardening needs in areas most susceptible to wildfire risk. Phase I – Top 10 Feeders in both Performance and Wildfire Criticality addressed (CY/2021 - N PROGRESS) Phase II – Overall Distribution Resilience Program established, roll out (Q1/2022 – IN PROGRESS) Improve Substation Reliability Evaluate substation equipment operation and address legacy equipment needs. Phase I - Fiskville Substation Upgrades (COMPLETE) Phase II- Slow Breaker Operation –Rank and Schedule Substation Breakers for maintenance and remediation (COMPLETE) Improve Underground Network Reliability Starts with enabling greater Visibility to our downtown network through the integration of our network model into our Advanced Distribution Management System Phase I - Network Modeled in ADMS – (Q3/2020) (COMPLETE) Phase II - Network Primary Circuits Complete/Modeled in ADMS – (Q2/2021) (COMPLETE) Phase III -Network Secondary Circuits Complete/Modeled in ADMS – (Q4/2022) Transmission System of the Future As part of the 2030 generation plan, Austin Energy is commissioning a Transmission system study that will investigate ways to achieve our goals set forth in the plan while compensating for the loss of generation plants. Phase I - Development of evaluation criteria (Q1/2021) (COMPLETE) Phase II – Develop SOW for RFP release (Q2/2021) (COMPLETE) Phase III – Transmission System Assessment (Q4/2023) 16 After Actions Report Status of Follow-up Actions 17 Austin Energy Operational Update Appendix 18