Home Power is a hands-on journal of home-made power, with articles about people living off-grid, how-to resources on solar, wind, and other renewable ...
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How much does a 4 kW microhydro power plant cost, complete with all of the components? John Sabor • Memphis, Tennessee There are so many variables behind your simple question that a simple answer would not be helpful. We need to look at the site and what it has to offer. Equally impor...
This online solar training course establishes fundamental concepts required for safe, code-compliant design and installation of photovoltaic (PV) systems, with a focus on residential-sized grid-direct solar electric systems. The goal of the course is to create a fundamental understand...
Electric start with two-wire remote start capability: “Two-wire” means all starting control functions (such as cranking and crank duration) are handled within the generator, rather than externally. Remote start capability means that the start and stop signals can be sent from an inver...
With the engineer’s stamp in hand, the second hurdle was how to work on a steep corrugated metal roof. Since we would be connecting our safety harnesses to the racks and walking on them a lot while building the array, they needed to be stronger than typical aluminum PV mounting rails....
Eventually, all lead-acid batteries will come to the end of their life and need to be recycled. The questions are: How, where, and by whom? While the export of used lead-acid batteries (ULABs) from the United States is legal and a fairly common practice, this practice may be contribut...
Fourteen colleges and universities built energy efficient homes on the National Mall in Washington, D.C. Innovation, creativity, and renewable energy prevailed. We hope the politicians took notice.
PV Energy Payback By Justine Sanchez Issue: Oct/Nov 2008 (#127) It takes energy to make energy, but just how much? Photovoltaic modules recover their embodied energy very quickly. Low-Voltage PV Wire Sizing Economics By Kent Osterberg Issue: Dec/Jan 2005 (#104) Balancing cost and volt...
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