EE&T News: February 28, 2011

Lighting issues illuminated at Illumination Summit

EE&T's recently concluded Illumination Summit in Orlando focused on issues surrounding certification of SSL operating parameters for lights and fixtures aiming to get Energy Star status. You can view some of the presentations here, though it's not quite like being there. As always, send your energy efficiency news to us at [email protected] -- Leland Teschler, Editor

Energy efficiency? There's an app for that

As the iPhone grows in popularity, useful applications — or apps — are proliferating. Here we present a few of our favorite engineering apps involving energy efficiency. Many are available for download free of charge through the Apple iTunes store and supplier websites, while others charge a nominal fee. READ MORE

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Lighting up rooms with nobody in them

We are about a year away from the date on which mandated energy efficiency standards will increasingly make it impossible to sell incandescent bulbs in the U.S. For my part, I hope LED-based lighting is a cheap alternative to ordinary household incandescent by then. Compact fluorescent lights, despite a lot of hype, just don't seem to have lived up to the energy efficiency promises of their promoters. READ MORE

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Oh buoy! Ocean wave device will generate 150 kW

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Here comes Energy Star certification

The rules of the game for Energy Star changed on January 1. Now products bearing the Energy Star designation need certification from third-party labs. New third-party certification procedures require manufacturers seeking use of the Energy Star label to conduct testing in EPA-approved and accredited laboratories. But what happens when a company cannot rise to meet the newest Energy Star certification procedures enforced by EPA? READ MORE

High-tech solar inverter weighs in at under 100 lb

Energy shorts

Prize-winning SSL fixtures
How to dim a high-intensity discharge lamp
ISO 50001 energy management standard making headway
A practical ocean-based wind turbine
The Myth of Expert Infallibility
Tesla: An American-built EV? Not yet
Building to the test: No A/C left behind
The straight skinny on lithium-ion batteries

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