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Archive for September, 2009

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i need to build a solar water heater for school?

By on Tuesday, September 29th, 2009 | 5 Comments

it needs to heat a liter of water as fast as possible im a failure at phsyics can someone please help me! This site will give you all kinds of ways to make a Solar Water Heater, and should give you some ideas for making one. personally I like the beer bottle one. http://www.builditsolar.com/Projects/WaterHeating/water_heating.htm http://www.instructables.com/id/Solar-Thermal-Water-Heater-For-Less-Than-Five-Doll/

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How much does power 1.5kW grid solar panel system produce in a month?

By on Saturday, September 26th, 2009 | 2 Comments

Based on an average home in Perth, Australia during winter. I need a rough estimate of how much power it will produce during a month~ thanks. Electrical power is measured in watts or W. 1.5 KW is 1500 W. Energy is what we pay for and it is POWER x TIME and is usually measured [...]

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Is there research or products for solar power to lighting?

By on Saturday, September 26th, 2009 | 3 Comments

We’ve heard CFL or other ways a light bulb can maximize its effeciency with least energy. We’ve also heard solar panels improving on harnessing sun light. BUT, are there products that directly harness Solar Power for the sole purpose of using the power for lighting? (collect light during day, make light during night) spam links [...]

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