2004 founder bruce rohr headquarters boston united states key people bruce rohr ceo and president products heliostats website practicalsolar.com practical solar inc. is an american manufacturer of heliostats used for concentrating solar power as well as for residential and commercial natural lighting daylighting applications . 1 the company located in boston massachusetts introduced its heliostat system for sale in february 2009 . 1 practical solar s heliostats are small in the spectrum of heliostats commercially available for harnessing solar thermal energy . 2 they each have 8 square feet 0.74 meters of reflector area . 3 to put this in perspective the heliostats in a solar power tower project in seville spain each have reflectors nearly 1 300 square feet 120 m2 in size 120 square meters . 4 practical solar s heliostat system is the first computer controlled heliostat system that can be installed by hand using only hand tools . 5 practical solar s founder bruce rohr suggested in northeast sun magazine that small heliostats are more reliable and more cost effective per square meter of reflective area than the larger heliostats typically used in solar power tower projects . 6 although a larger number of small heliostats would be needed for a solar power tower project mr. rohr suggested that the total installation area would be about the same and that the installed price per watt delivered would be lower with small heliostats than large heliostats . 7 practical solar s web site states that residential customers also use their heliostats for direct space heating drying mold melting ice dams on roofs and melting snow . 8 according to the detailed agenda for the 5th annual conference on clean energy in boston practical solar s chief operating officer david howell 9 made a presentation seeking funding for the company at the investor pitch session on november 12 2009 . 10 references edit a b solar industry magazine by si staff on monday 09 february 2009 . cite error invalid ref tag ; name practical solar releases new heliostat system defined multiple times with different content see the help page . wikipedia articles on the solar project and heliostats heliostat specifications on practical solar product page shukman david . power station harnesses sun s rays . bbc news . 2 may 2007 bbc news article solar today march 2009 page 46 pdf edition published by the american solar energy society rohr b. the promise of small heliostats . northeast sun . spring 2009 . pp. 7 12 pdf of article rohr b. the promise of small heliostats . northeast sun . spring 2009 . pdf of northeast sun article creative applications . practical solar applications page about practical solar . practical solar about page detailed agenda . conference on clean energy boston ma 12 13 november 2009 . pdf of detailed agenda external links edit photos of practical solar heliostats used for natural lighting as well as for concentrating solar power v t e solar power in the united states solar power energy in the united states by state alabama alaska arizona arkansas california colorado connecticut delaware florida georgia hawaii idaho illinois indiana iowa kansas kentucky louisiana maine maryland massachusetts michigan minnesota mississippi missouri montana nebraska nevada new hampshire new jersey new mexico new york north carolina north dakota ohio oklahoma oregon pennsylvania rhode island south carolina south dakota tennessee texas utah vermont virginia washington d.c. west virginia wisconsin wyoming power plants current agua caliente alamosa antelope valley avenal avra valley blue wing blythe photovoltaic brockton california valley campo verde solar project catalina centinela cimarron copper mountain crescent dunes davidson county desert sunlight desoto el dorado genesis solar energy project holaniku imperial county imperial valley ivanpah kimberlina long island martin mesquite mojave mount signal nellis nevada solar one red hills san luis valley sierra suntower silver state north solana solar energy generating systems solar star space coast sunset topaz webberville wyandot planned and under construction alamo amargosa blythe boulder buckthorn california flats castle gap desert harvest four brothers lamesa mccoy moapa north rosamond north star panoche valley redwood rice roserock silver state south soda mountain sonoran springbok stateline sun streams sunshine valley three cedars westlands white camp willow springs companies abengoa solar ascent solar ausra bp solar brightsource esolar enviromission first solar grape solar heliopower meridian solar practical solar sharp solar skyfuel skyline solar solaren solarreserve solopower sopogy stratosolar stirling energy systems sunedison sunrun yingli organizations american council on renewable energy solar energy industries association residential solar power 1bog citizenre community solar farm heliopower pace financing rec solar sungevity solarcity solarstrong sunlight solar energy sundog solar sunetric sunrun sunpower category commons retrieved from https en.wikipedia.org w index.php title practical solar & oldid 742817851 categories solar energy companiesmanufacturing companies based in boston massachusettshidden categories pages with reference errorspages with duplicate reference namespages using infobox company with unsupported parameters navigation menu personal tools not logged intalkcontributionscreate accountlog in namespaces article talk variants views read edit view history more search navigation main pagecontentsfeatured contentcurrent eventsrandom articledonate to wikipediawikipedia store interaction helpabout wikipediacommunity portalrecent changescontact page tools what links hererelated changesupload filespecial pagespermanent linkpage informationwikidata itemcite this page print export create a bookdownload as pdfprintable version languages add links this page was last modified on 6 october 2016 at 00 20 . text is available under the creative commons attribution sharealike license ; additional terms may apply . by using this site you agree to the terms of use and privacy policy . wikipedia is a registered trademark of the wikimedia foundation inc. a non profit organization . privacy policy about wikipedia disclaimers contact wikipedia developers cookie statement mobile view