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Linear Technology Corporation (Milpitas, CA) introduces the LTC4098-3.6, an autonomous high efficiency power manager, ideal diode controller, and battery charger for 1-cell Lithium Iron Phosphate batteries used in portable devices.
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Researchers at the University of Leeds have found an energy-efficient way to make hydrogen out of used vegetable oils discarded by restaurants and other establishments. The process generates some of the energy needed to make the hydrogen gas itself and is also essentially carbon-neutral.
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Researchers at the University of Maryland are developing a new "thermally elastic" metal alloy for use in advanced refrigeration and air conditioning systems. The technology promises far greater efficiency and reductions in greenhouse gas emissions.
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As the demand for greener appliances and consumer products soars across the globe, and energy savings becomes a global phenomenon (and necessity) in residential and commercial environments, solar and wind power technologies have begun to proliferate in cities and states around the world.
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The latest e-zine from Green Design & Manufacturing is here! The premiere issue of Solar and Wind Power features articles, tech briefs, application stories, and more regarding alternative energy solutions.
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A new solar concentrator from Ph.D. student Jason Karp of the University of California, San Diego collects sunlight with thousands of small lenses imprinted on a common sheet. All these lenses couple into a flat "waveguide" which funnels light to a single photovoltaic cell.
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Most wind farms consist of horizontal axis wind turbines (HAWTs), but an alternative paradigm for wind energy extraction is found in vertical axis wind turbine (VAWT) designs. A single spatially-isolated VAWT has a significantly lower power coefficient.
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