RENEWABLE ENERGY LEAD THE WAY, PLAN FOR THE FUTURE Westar s Solar Energy BOC Workshop September 15, 2016
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Percent Renewable Energy Westar s Growing Renewable Commitment Renewable production will be >35% of retail customer energy needs 1,765 MW of wind generation Landfill gas and solar > 50% will be emissions-free when we include Wolf Creek 40% 35% 30% 25% 20% Expected Actual 15% 10% 5% 0% RENEWABLE ENERGY LEAD THE WAY, PLAN FOR THE FUTURE 3
50% emission-free energy starting in 2017 RENEWABLE ENERGY LEAD THE WAY, PLAN FOR THE FUTURE 4
Westar Solar Pilot - Manhattan SC 36 kw AC Various Modules 9 kw AC USA Mono-crystalline Modules 9 kw AC USA Poly-crystalline Modules 9 kw AC Asian Mono-crystalline Modules 9 kw AC Asian Poly-crystalline Modules Enphase microinverters Unirac racking Monitoring https://enlighten.enphaseenergy.com/pv/public_systems/ez3x315514 Renewable Energy Lead the Way, Plan for the future 5
Westar Solar Pilot - Lawrence SC 36 kw AC using Sunpower 327 modules Panels mounted as 6 different angles to Sun Fixed 0 degree Fixed 5 degree Fixed 15 degree Fixed 25 degree Fixed 35 degree Fixed 45 degree Solar Edge Inverters with Power Optimizers Monitoring http://monitoring.solaredge.com/solaredge-web/public?name=westarservicecenter Renewable Energy Lead the Way, Plan for the future 6
Westar Solar Pilot - Shawnee SC 60 kw AC various modules 15 kw AC Cadmium Telluride 15 kw AC CIGSS (Copper, Indium, Gallium, Selenium, Sulfur) 15 kw AC Astronergy Poly-crystalline 15 kw AC Solar World Mono-crystalline SMA Sunny Boy Inverters http://www.sunnyportal.com/templates/publicpageoverview.aspx?page=09a119f a-fedf-4ed7-b58c-cf59148a3679&plant=6ecbe2ee-433e-4771-aa52- d93cd210eaab&splang=en-us Renewable Energy Lead the Way, Plan for the future 7
Westar Solar Pilot - Parsons SC 15.6 kw AC East Roof vs West Roof 64 - Hanwha 305W Modules Fronius 10 kw 3-phase Inverters RENEWABLE ENERGY LEAD THE WAY, PLAN FOR THE FUTURE 8
Westar Solar Pilot Wichita 1900 Central SC 17.2 kw AC 88 - Hanwha 245 W Modules Fronius 10 kw 3-phase Inverters Panels Mounted as window awnings South facing vs West facing RENEWABLE ENERGY LEAD THE WAY, PLAN FOR THE FUTURE 9
Westar Pocket Park Topeka General Office 10 kw AC 49 - LSX 255 W Modules Fronius 10 kw 3-phase Inverter Architectural Designed Stage Covering RENEWABLE ENERGY LEAD THE WAY, PLAN FOR THE FUTURE 10
Educational Solar Projects Eighteen Westar sponsored 10 30 kw DC solar installations 235 kw DC 188 kw AC In conjunction with guidance from US EPA and KDHE Schools and Non-profits Renewable Energy Lead the Way, Plan for the future 11
Educational Solar Projects - FHTC Flint Hills Technical College - Emporia Renewable Energy Lead the Way, Plan for the future 12
Educational Solar Projects - PPNC Prairie Park Nature Center - Lawrence Renewable Energy Lead the Way, Plan for the future 13
Educational Solar Projects USD 305 Stewart Elementary - Salina Renewable Energy Lead the Way, Plan for the future 14
Educational Solar Projects USD 260 Derby North Middle School Renewable Energy Lead the Way, Plan for the future 15
Educational Solar Projects Sedgwick County Zoo Renewable Energy Lead the Way, Plan for the future 16
Educational Solar Projects Dillon Nature Center Hutchinson Flint Hills Technical College Emporia Friends of the Topeka Zoo Friends University - Wichita Great Plains Nature Center Wichita Hesston Public Library Independence Community College Pittsburg State University Prairie Park Nature Center Lawrence Sedgwick County Zoo Wichita Sunset Zoo Manhattan University UMC / Wichita State University University of Kansas - Lawrence USD 260 Derby North Middle School USD 305 Salina Stewart Elementary USD 343 Perry Lecompton High School USD 411 Goessel Public Schools USD 501 Topeka Schools Renewable Energy Lead the Way, Plan for the future 17
Educational Solar Projects Map 18 locations Sunset Zoo, Manhattan Topeka Zoo USD 501 PPNC KU Perry Lecompton HS Dillon Nature Center, Hutchinson Stewart Elementary, Salina Hesston Public Library Goessel Schools FHTC, Emporia PSU GPNC Friends U UUMC/WSU SC Zoo DNMS Independence Community College Renewable Energy Lead the Way, Plan for the future 18
Distributed Solar Generation Distributed generation is on-site generation used to offset a portion or all of a customer s electric load 5,476 kw Solar 7,300 MWh s \ year (~0.04% of Westar s retail load) 5.2 kw system in Lawrence 19 kw system in Mayetta 118 kw system in Lenexa Renewable Energy Lead the Way, Plan for the future 19
Community Solar Authorized in latest Rate Case 1 to 10 MW Utility Scale Project Participants must pay for any premium Originally required full subscription prior to construction Permission granted to build without full subscription Available to all customers Power generated by panels is directly deducted from customer s monthly energy use Renewable Energy Lead the Way, Plan for the future 20
Community Solar No Rooftop Required Purchase in 1 kw increments ~154 kwh / month / kw Fixed price $/kw-month for up to 20 year term Includes all infrastructure costs and riders Demand customers receive a 15% demand credit per share RECs are retired for customer 834 shares subscribed to date Will construct 1 MW DC facility SW of Hutchinson Renewable Energy Lead the Way, Plan for the future 21
A Plan For More Renewable Energy Lead the Way, Plan for the future 22
Key Takeaways Kansans have made it clear: they want more clean, renewable energy to help power their lives. We agree: our customers should all be able to access clean energy that s actually affordable. Westar has been a champion of renewable energy for years. We ve had great success with wind and now it is time to plan for the future of solar energy. Renewable Energy Lead the Way, Plan for the future 23
The Sun Will Rise Tomorrow Renewable Energy Lead the Way, Plan for the future 24
Renewable Energy Lead the Way, Plan for the future 25