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Sustainable Vision Grant Profile

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Low Cost Solar Water Heater
University of California, Berkeley, 2007 $38,210.00 |
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Most solar water heating systems on the market today use advanced materials and are geared specifically toward wealthy clients in developed countries. This team aims to change that trend by developing a low-cost solar water heater for use in low-income Guatemalan households. The successful implementation of solar water heaters in Guatemala could improve local health and hygiene, promote economic growth, and lessen the impact on the environment at the same time.
The team's design, which is made to provide hot water for bathing/showering, consists of three basic components: a heat-collecting surface (absorber), a water bladder, and an insulating material. Two prototypes have been built, and two of the team members have traveled to Guatemala to work with partner NGO Appropriate Infrastructure Development Group (AIDG) in gaining first-hand information on local conditions and materials. The team is now looking to finalize the design of the heater, explore partnerships with local organizations that can provide financing services that will allow people to buy the heater, conduct surveys of potential users in Guatemala to gauge their energy needs, and test the heater in the field. Ultimately, the team plans to develop an implementation plan that will allow AIDG to build and sell the heater to households in Xela, Guatemala. AIDG can then continue implementing the design in other parts of the world, including Thailand, Haiti and the Dominican Republic. |
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Key Faculty
Research Administrator Roslyn Kartychak,
Advisor,
Sponsored Projects Office
Professor Ashok J. Gadgil,
Advisor,
Civil and Environmental Engineering
Chair William Nazaroff,
Advisor,
Energy Resources Group
Scientific Engineering Associate Howdy Goudey,
Advisor,
Building Technologies Department, Windows and Daylighting Group
Scientific Engineering Associate Jonathan Slack,
Advisor,
Building Technologies Department, Windows and Daylighting Group

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