Item 11: 2nd Qtr Operations Briefing — original pdf

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Item 11 Austin Energy Operational Update Q2 FY21 Electric Utility Commission – May 2021 Sidney Jackson Chief Operating Officer, Austin Energy May 13, 2021 © 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 (%) Q1 FY21 AVG Q2 FY21 AVG 39 69 97 100 91 98 100 91 * 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 (%) Q2 FY21 AVG Q1 FY21 AVG Simple Cycle Start Success 99 100 100 4 Net Generation and Load Analysis FY 2021 Q2 Power Generation Cost by Fuel Type Consumption vs. Generation (GWh) 19% 5% 2% 74% 6,140 8,000 6,000 4,000 2,000 0 7,166 1,026 1,784 1,438 2,918 Renewables Coal *Costs include fuel for generation, fuel transportation, renewable Power purchases agreements Nuclear Natural Gas Consumption Generation Renewables Coal Nuclear Natural Gas Historical FY Q2 System Peak Demand (MW) Renewable Power as Percent of Consumption 3,000 2,800 2,600 2,400 2,200 2,000 2,572 2,411 2,129 2,197 2,045 2017 2018 2019 2020 2021 52% Non-renewables Renewables 48% 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 System Reliability CAIDIs w/o MED CAIDI = Customer Average Interruption Duration Index Average time to restore service. SAIDI = System Average Interruption Duration Index Total duration of interruptions for the average customer, during a period of time. SAIFI = System Average Interruption Frequency Index How often the average customer experiences a sustain interruption, over a period of time. MED = Major Event Days I F O N O T A R U D L A T O T I S N O T P U R R E T N I 70 60 50 40 30 20 10 0 SAIDIs w/o MED 60.41 45.50 57.89 45.50 Q2 FY20 Q2 FY21 Austin Energy Goal 80.55 66.82 0.75 0.57 E R O T S E R O T E M T I . G V A I E C V R E S 90 80 70 60 50 40 30 20 10 0 I S N O T P U R R E T N I F O R E B M U N . G V A R E M O T S U C R E P 0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1 0 Q2 FY20 Q2 FY21 Austin Energy Goal SAIFIs w/o MED 79.30 68.51 0.73 0.57 Q2 FY20 Q2 FY21 Austin Energy Goal 6 Austin Energy Operational Update Carbon Footprint 7 Renewable Generation as a Percentage of Load 8 Environmental Focus Reducing our Carbon Footprint Key programs and projects designed to: • • Expand Renewable Portfolio Integrate Distributed Energy Resources Austin-Bergstrom Airport Project (ABIA) New Wind and Solar Resources • New solar array completed: 1.8MW locally-generated renewable • The equivalent energy to supply 160 homes/year • Solar panels equal the distance of 2 football fields and sit atop of mid July 2021 • Gulf Wind (170 MWs) original COD of May 5th, 2021 (now waiting on final approval of Part 3 checklist from ERCOT – expected any day) • East Blacklands aka Pflugerville Solar (144 MWs) has an expected COD • Aragorn Solar (180 MWs) has an expected COD of October 2021 • Pandora Solar (250 MWs) is an outer year PPA with an unchanged expected COD of December 2023 energy ABIA Blue garage expected any day • Awaiting final administrative step: Certificate of insurance, • On-Target for substantial completion in May 2021 9 Austin Energy Operational Update District Cooling Projects 10 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 • Chiller building and Cooling Towers structures are complete • Art in Public Places is complete. • Working on site cleanup, fencing, signage and landscaping items. • Mechanical testing and commissioning is ongoing. • On-Target for Operational Startup in Summer 2021 Constructing a 6,000 ton chilled water plant with Thermal Energy Storage • Changes initiated by the customer (ACC) to include a well on site • Cost of this change is approx. $1 million but will save several million over the lifecycle of the plant • Final completion of project altered by 3 months • On-Target for substantial completion in Q3 2021 Mueller Energy Center #2 (Mueller Redevelopment Zone) Constructing a 6,000 ton chilled water plant with Thermal Energy Storage • Plant Capacity 6000 TR plus TES tank • Contractor is selected • Design and equipment selection in progress. • Targeted for substantial completion in Q3 2022 11 Austin Energy Operational Update Future State 12 Grid Resilience AE Strategic Goals 2020-2025 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) Improve Substation Reliability Evaluate substation equipment operation and address legacy equipment needs. Phase I - Fiskville Substation Upgrades (COMPLETE) Phase II- Slow Breaker Operation – Review, Rank and Schedule Substation Breakers for maintenance and remediat 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 fully Modeled in ADMS – (Q3/2021) 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) Phase II – Develop SOW for RFP release (Q2/2021) 13 Austin Energy Operational Update Questions? 14