Solar Thermal Collectors
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Solar Thermal Collectors “Low Temperature” Caleffi North America Used for Swimming Pool Heating Ohio Solar Water Heating Milwaukee 3 2 Solar Thermal Collectors “Medium Temperature” US Solar Thermal Collector Shipments (Swimming Pool) Flat Plate Collectors Caleffi Milwaukee Headquarters Used for Water Heating and Space Heating Thermosyphon Evacuated Tube Go Caleffi Lab Italy Dousman, Wisconsin Flat Plate Source: Les Nelson (Western Renewables Group), EIA and SEIA p=preliminary 4 Caleffi Lab Italy 6 US Solar Thermal Collector Shipments US Solar Thermal Collector Shipments (Water Heating, Space Heating, Space Cooling) (Historical Perspective) 2007 US Shipments (000 sq ft) Square Feet +50% Source:www.eia.doe.gov/cneaf/solar.renewables/page/solarthermal/solarthermal.html Source: Les Nelson (Western Renewables Group), EIA and SEIA p=preliminary 7 Solar Interest is Not Exclusive to Just the Affluent! What Has Changed Since The 80s? Source: Energy Information Administration, Form EIA-63A, "Annual Solar Thermal Collector Manufacturers Survey" Med Temp Panels. 2008e Caleffi estimate. 1985 data not avail from EIA Public Mindset 10 9 8 What Has Changed Since The 80s? Public Mindset Increased Market Communications Manufacturers 12 Advertising Demand Comes From All States Caleffi 2008 Solar Ad Responses - August 15 13 14 What Has Changed Since The 80s? What Has Changed Since The 80s? Public Mindset Public Mindset Increased Market Communications Manufacturers Solar Industry Associations & Trade Groups Increased Market Communications Manufacturers Solar Industry Associations & Trade Groups Legislative Initiatives 16 17 18 What Has Changed Since The 80s? Public Mindset Increased Market Communications Manufacturers Solar Industry Associations & Trade Groups Legislative Initiatives Traditional Fuel Prices Annual Inflation: Propane 15%, Heating Oil 22% (Since 2002) http://www.eia.doe.gov/steo Oct 2008 Update Natural Gas Annual Inflation: 11% (Since 2002) (Since 2002) Source 19 Source Electricity Annual Inflation: 5% 22 http://www.eia.doe.gov/steo Oct 2008 Update 20 Public Mindset Increased Market Communications Manufacturers Solar Industry Associations & Trade Groups Legislative Initiatives Traditional Fuel Prices Financial Incentives http://www.eia.doe.gov/steo Oct 2008 Update 21 30% Federal Income Tax Credit What Has Changed Since The 80s? Source X in 2009 X 23 Year 2008 IRS Form 5695 – Residential Energy Credits 24 Source: www.dsireusa.org What Has Changed Since The 80s? Financial Incentives Effect Most States Have Additional Incentives Public Mindset Increased Market Communications Manufacturers Solar Industry Associations & Trade Groups Legislative Initiatives Traditional Fuel Prices Financial Incentives Analytical Tools 25 26 OnOn-line Satellite Maps 27 What Has Changed Since The 80s? Solar System Analysis Software RET Screen www.RETscreen.net Public Mindset Increased Market Communications Manufacturers Solar Industry Associations & Trade Groups Legislative Initiatives Traditional Fuel Prices Financial Incentives Analytical Tools Solar Performance Standards F-Chart www.fchart.com Tsol http://www.valentin.de/. SolarPro IP www.mauisolarsoftware.com 28 29 30 What Has Changed Since The 80s? Public Mindset Increased Market Communications Manufacturers Solar Industry Associations & Trade Groups Legislative Initiatives Traditional Fuel Prices Financial Incentives Analytical Tools Solar Performance Standards Product Technology & Education One Crate Packaging Wooden crate on pallet 50” x 44” x 84” Tyvec weather protective cover(w/zipper) 31 32 33 Solar Panels Are Very Durable Configuration #1 Solar Air Vent and Isolation Valve Storage Tank Feeds Freestanding HW Heater Solar Kit (Optional Accessory) 34 35 36 Simplified Connections – All Unions Solar Piping 37 UV Resistant Insulation And Tape 38 39 Manufacturer Solar System Warranty Cutaway Solar Station & Controller Built-in temp sensor wells Dual Coil 40 41 42 Seasonal Effects of Sun’s Energy What Has Changed Since The 70s? Public Mindset Increased Market Communications Manufacturers Solar Industry Associations & Trade Groups Legislative Initiatives Traditional Fuel Prices Financial Incentives Analytical Tools Solar Performance Standards Product Technology & Training 45 43 44 Panel Tilt in Snowy Regions Freeze Protection Methods Orientating Solar Panels Ideal orientation is true south “Plus or minus 30 degrees” generally results in less than 5% energy penalty All active solar systems in the US and Canada should employ freeze protection “Manual draining” should be used only when freezing is extremely rare 46 Courtesy Solar Skies Mfg. 47 47 48 4 person household With Hot Water Heater Ave Daily HW Consumption = 80 gallons Ave Incoming Cold Water Temp = 49.7 degrees F HW Temp Delivery= 120.0 degrees F Daily energy delivery = 8.33 x 80 x (120-49.7)=46,849 BTU /day Question 1: What is cost to produce this amount of heat? Cleveland Annual Savings Calculation Cleveland Example Cleveland Solar Fraction = 51% Annual Average Question 2: How much money is saved using Caleffi solar system? 49 50 51 DOE 2008 National Average Fuel Prices Used – October Update Training DVD Video Production Simple Cashflow Example – 10% Annual Fuel Increase Assumed - Training DVD Video Production 10 year payback Retscreen Financial Analysis Tab 52 53 54 Consumer Features/Benefits Solar Design Journal 55 Ohio Outlook? 56 57