[...]... Media Processing, Artmachine, 1023 Corporation Way, Palo Alto, CA 94 303 • 65 0-9 6 4-4 600, ext 224 mark@artmachine.com MDE Electric Company, 152 Commercial St., Sunnyvale, CA 94086 • 40 8-7 3 8-8 600 Fax: 40 8-7 3 8-0 385 • admin@mde-electric.com www.mde-electric.com • AC wiring EcoEnergies, Kingsley Chen, 171 Commercial St., Sunnyvale, CA 94086 • 86 6-7 6 5-9 463 or 40 8-7 4 6-3 062 Fax: 40 8-7 4 6-3 890 • watts@ecoenergies.com... 12952, Albuquerque, NM 87195 • 87 7-2 2 2-4 990 or 50 5-2 4 4-1 154 Fax: 50 5-2 4 4-9 222 • david@aaaffordablesolar.com www.aaaffordablesolar.com • PVs Silicon Valley Power, 1500 Warburton Ave., Santa Clara, CA 95050 • 40 8-2 4 4-7 283 • Fax: 40 8-2 4 4-2 990 cutcosts@siliconvalleypower.com www.siliconvalleypower.com ABC Supply, 490 Phelan Ave., San Jose, CA 95112 40 8-2 8 7-3 686 • Fax: 40 8-2 8 7-1 204 www.abcsupply.com • Roofing... flashlights:$25.00! Ph: 50 6-4 3 3-3 151 Fax: 50 6-4 3 3-6 151 www.microhydropower.com P.O Box 1101, Arcata, CA 9551 8-1 101 Phone: 70 7-8 2 2-9 095 • Fax: 70 7-8 2 2-6 213 • www.sunfrost.com it your way Have Order your 15th edition Sunelco Planning Guide & Product Catalog today Still only $5 80 0-3 3 8-6 844 www.sunelco.com 100 Skeels St PO Box 787 Hamilton, MT 59840 Home Power #93 • February / March 2 003 19 Shell Solar The... 70° Home Power #93 • February / March 2 003 25 PV Orientation Percent of Maximum Possible Solar Energy Collection vs PV Array Orientation for Spokane, Washington North East South West North 90 Array Tilt from Horizontal 75 60 45 30 15 0 180 150 120 90 60 30 0 30 60 90 120 150 180 Azimuth (degrees from south) 15 %-2 0% 20 %-2 5% 25 %-3 0% 30 %-3 5% 35 %-4 0% 40 %-4 5% 45 %-5 0% 50 %-5 5% 55 %-6 0% 60 %-6 5% 65 %-7 0% 70 %-7 5%... Menicucci, Mail Stop 0753, Albuquerque, NM 87185 • 50 5-8 4 4-3 077 Fax: 50 5-8 4 4-6 541 • dfmenic@sandia.gov • PVFORM software F-Chart Software, Box 44042, Madison, WI 53744 60 8-8 3 6-8 531 • Fax: 60 8-8 3 6-8 536 • info@fchart.com www.fchart.com • PV F-Chart software See “PV Module Angles,” by Richard Perez & Sam Coleman, in HP36, page 14, available on Home Power s Solar1 and Solar2 CDs We Were SCHOTT and Now... of the familiar faces Shell Solar Industries Southwest Windpower Morningstar Corp Harris Hydroelectric Wholesale Only RV Power Products Unirac Outback Power Wattsun 1155 Redway Drive - Box 339 Exeltech Grundfos Redway, CA 95560 Xantrex Sunpumps 88 8-8 4 0-7 191 / 70 7-9 2 3-2 277 SMA SunFrost FAX 70 7-9 2 3-3 009 NKF SunDanzer info@alt-energy.com • www.alt-energy.com Alternative Energy Engineering ol vedturing ontr... Whisper H 402 11.2 mph (5 m/s) Average Wind Speed at Hub Height, Rayliegh Distribution Based on manufacturer’s published power curves 2001 Priestley Ave Norman, OK 73069 T: 405–364–4212 F: 405–364–2078 WindPower SIMPLICITY•RELIABILITY•PERFORMANCE SALES@BERGEY.COM WWW.BERGEY.COM © 2 002 Bergey Windpower Scott Durkee 2 003 Scott Durkee 2 003 Scott Durkee Scott Durkee topping off his rig with home brewed... starts with a physics- 28 Home Power #93 • February / March 2 003 based model of a PV cell and the sun’s path through the sky, and uses “typical” hourly weather data, which is generated from 30 years of data for more than 200 sites around the U.S PV F-Chart is based on a correlation approach instead of a physics-based approach Many of the correlation constants were determined using physics-based programs... reading Home Power magazine (my first issue purchased was HP50) I’d purchased and watched video tapes, and read half a dozen books that I purchased on-line (several were old and seemed out of date, but I benefited in different ways from reading each The top bay of the Trace Power Module, including the SW5548 inverter and four, C40 charge controllers (one is a spare) We live in a small, all-electric... may convince them to complain to the town council Home Power #93 • February / March 2 003 27 PV Orientation Riding my bike around Boulder, Colorado, I found three houses with new rooftop PV arrays One homeowner made sure that the modules wrung the maximum amount of energy from the sun The second homeowner made the installation look nice And the third homeowner really paid up and bought SunSlate solar . Back Issues: 80 0-7 0 7-6 585 VISA, MC Discover, & American Express 54 1-5 1 2-0 201 Outside USA Advertising: Phone: 80 0-7 0 7-6 585 or 54 1-5 1 2-0 201 Outside USA Fax: 54 1-5 1 2-0 343 E-mail: hp@homepower.com Web:. 888.291. 9039 Phone: 403. 291. 9039 E-mail: info@powersourceenergy.com Internet: www.powersourceenergy.com Powersource Energy Systems - British Columbia Toll Free: 888.544.2115 Phone: 250.544.2115 E-mail: info@powersourceenergy.com Internet:. 888.291. 9039 Phone: 403. 291. 9039 E-mail: info@powersourceenergy.com Internet: www.powersourceenergy.com Powersource Energy Systems - British Columbia Toll Free: 888.544.2115 Phone: 250.544.2115 E-mail: info@powersourceenergy.com Internet: