APS Update CASDEM – May 2, 2019

1. APS Update CASDEM – May 2, 2019 Presented by: Craig Wright – Aurora Public Schools Every Student Shapes a Successful Future

2. 2016 Bond Update • $3,670,000 Total • $840,000 Chilled Water Efficiency Upgrades • $1,250,000 Obsolete DDC Software & Controller Upgrades • $980,000 Exterior and stadium LED lighting • $600,000 Enhanced BAS diagnostics and technician response • One unsuspecting energy manager Every Student Shapes a Successful Future

3. APS Microgrid • Acquire Xcel Assets • Infrastructure serving 16 buildings • 12 electric meters • Transition from SG to PG • Approximately 7-9 % savings • 2 MW Solar w/ Battery Back-up Every Student Shapes a Successful Future

4. Appetite for Analytics: Technolgicaly & Culturally CASDEM – May 2, 2018 Presented by: Craig Wright – Aurora Public Schools Emily Stege – ATS Rocky Mountain Every Student Shapes a Successful Future

5. EMIS Concept Evolution • 2015 Better Buildings Challenge • 2016 Bond Allocation • 2017 Xcel Energy Efficiency Forum • 2017 Smart Energy Analytics Campaign • 2018 Contract w/ ATS Every Student Shapes a Successful Future

6. A Taste Every Student Shapes a Successful Future

7. Indigestion Every Student Shapes a Successful Future

8. Round 1 – Passive Disinterest Every Student Shapes a Successful Future

9. Round 2 – Cognitive Dissonance • BB Campaign - Recognition New Installation of EIS • Tracking electric, gas, water, waste • Public dashboards • Diagnostic Console for maintenance technicians Every Student Shapes a Successful Future

10. Round 3 – Acceptance…..reluctantly Every Student Shapes a Successful Future

11. Analytics & Fault Detection Installation Every Student Shapes a Successful Future

12. Analytics & Fault Detection Installation Every Student Shapes a Successful Future

13. Tips For Success • Invite users to be part of the solution • Routinely praise contributions • Attribute ownership and document them • Start small • Challenge yourself and be proactive about adopting new paradigm • Be deliberate and open minded • Admit weaknesses and seek help from everyone Every Student Shapes a Successful Future

14. EMIS Implementor Perspective • EMIS specification, setting expectations • Scoping and timeline management • SkySpark • Why SkySpark? • Energy Modeling and Fault Detection in SkySpark • Applications Every Student Shapes a Successful Future

15. Specification and Setting Expectations • Clear specification • Hosted/cloud software vs on-premise software • Breakdown of school BAS system types, age, etc • Detailed breakdown of responsibilities • District, Xcel, ATS • Fault detection rule examples • Look & feel of system Every Student Shapes a Successful Future

16. Scoping and Timeline Management • Varied scope requires coordination of many parties • District Energy Manager • District Facilities Team • District IT Department • Electrician & Mechanical Contractor • Xcel Energy Rep – Michael’s Energy • Dedicated Project Manager with weekly update meetings • End User Training Every Student Shapes a Successful Future

17. Why SkySpark? • Built by building industry experts for building specific data • Installed in over 13,000 buildings covering over 1 Billion sqft • Utilizes industry standard tagging conventions • Can work with data of all types Every Student Shapes a Successful Future

18. Energy Modeling & Fault Detection in SkySpark Alarm AHU_2_DAT_HIGH_TEMP X Supply air temp above 110F for over 5min. 6:35:21 AM 12/26/2015 Fault Detection Every Student Shapes a Successful Future

19. Energy Modeling & Fault Detection in SkySpark Every Student Shapes a Successful Future

20. Applications • Advanced Fault Detection & Analytics • Commissioning (Cx) & Continuous Cx • Measurement & Verification • Portfolio Management • Campus Interval Data Metering • Tenant Billing • Sub Metering • Energy Alarming • Interval Energy Data Analysis • Reporting Every Student Shapes a Successful Future

21. Questions? Every Student Shapes a Successful Future