solar powered roof vent
solar powered roof ventThis article refers to a device for ventilation. For the power generation technology, see Solar updraft tower.A solar chimney is a way of improving the natural ventilation of buildings by using convection of air heated by passive solar energy. The solar chimney has been in use for centuries, particularly in the Middle east, as well as by the Romans. DescriptionIn its simplest form, the solar chimney consists of a black-painted chimney. During the day solar energy heats the chimney and the air within it, creating an updraft of air in the chimney. The suction created at the chimney's base can be used to ventilate and cool the building below. Roof Vents, Solar Roof Vent, Roof Fans - Best Materials. In most parts of the world it is easier to harness wind power for such ventillation, but on hot windless days such a chimney can provide ventilation where otherwise there would be none. A principle has been proposed for solar power generation, using a large greenhouse at the base rather than relying solely on heating the chimney itself. (For further information on this issue, see Solar updraft tower. ) Solar chimney and sustainable architectureThis solar chimney draws air through a geothermal heat exchange to provide passive home cooling. [1]A Solar chimney can serve many purposes. Direct gain warms air inside the chimney causing it to rise out the top and drawing air in from the bottom. Home atx power supply okidata printer supplies pos supplies compaq notebook power supply 24 volt power supply supply teaching agencies power of attorney forms power over ethernet power chair computer power cord hypertech power programer mean well power supplies power point viewer adult dating service conference calling service serviced offices free online christian dating service free credit report service employee self service non profit debt consolidation services consolidation services debt reduction outbound conference call service phone conferencing services dallas phone answering service credit card services merchant account online personals dating services federal debt consolidation services matchmaking dating services fax internet service computer service contract free internet fax services unlimited long distance phone service best dating online services idt phone service high speed dsl service data backup service local phone service ohio video phone service ambulance service payroll service bureau system free dial up service local phone service comparison computer service technicians |