25 Jan '12, 10pm

Under Pressure: Startup Company Turns Water into Power #hydropower

Under Pressure: Startup Company Turns Water into Power #hydropower

Rentricity was born when Zammataro’s prior company was displaced in the chaos following the terrorist attacks of 9/11. Overnight, his office at 150 Broadway—two blocks from the World Trade Center—became uninhabitable. The firm scrounged up replacement workspace in a conference room in midtown on the 40th floor. It was in that office where Zammataro noticed a neighboring water tower, the type of shingle-sided tank that is ubiquitous in New York and maintains water pressure in a tall building. “We joked about it day after day, imagining it working every time someone uses the commode,” Zammataro said. Upon further consideration, Zammataro, a former information-technology specialist at Merrill Lynch, started to see water pressure as a business opportunity. Could all that compression be used to spin a turbine and create electricity? Zammataro did some digging and quickly learne...

Full article: http://www.renewableenergyworld.com/rea/news/article/2012...

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