NEMA Currents Blog

NEMA Addresses SSL Dimming Challenges

The NEMA Lighting Controls and Solid State Lighting Sections have co-produced a white paper on the subject of dimming screw-base integrated ballast LED lamps. It is designated LSD-49 and is titled "Solid State Lighting for Incandescent Replacement—Best Practices for Dimming". NEMA and...

Published Thu, Feb 02 2010 10:51 PM by Boesenberg, Alex

Filed under: Energy Efficiency, General, Environmental Design, Environment, Emerging Technologies, High Performance Buildings, Energy Resources, EMF, electromagnetic fields, Harmonic current limit, Harmonics, energy, Solid State, Dimmers, SSL, LED, CFL

Congressional Unveiling of Major Energy Savings and Carbon Reduction...

Do you want to save 4.48-7.95 million metric tons (MMT) of carbon annually (equivalent to removing approximately between 3-5.4 million automobiles annually)? Do you want to save 25 to 42 Terawatt hours (billion kWh) per year (equivalent to 3 to 6 nuclear power plants or 6 to 10 coal-fired plants)? Do...

Published Tue, Nov 11 2009 9:22 AM by Dain Hansen

Filed under: Energy Efficiency, General, Electrical Grid, Environment, Regulation, renewable energy, electricity, economic stimulus, Emerging Technologies, climate change, Energy Resources, Congress, manufacturing, energy

Home Energy Use - Energy Star Retreating Now?

Now that we have entered May, the thermometers are starting to trend upward. In some regions of the country the cooling season has already started while in more northerly climes the heating season is drawing to a close. At the same time, on Capitol Hill the debate is raging on what measures to take to...

Published Mon, May 05 2009 1:48 PM by Updyke, Craig

Filed under: Energy Efficiency, General, demand response

Building Better Illumination

Greetings from San Francisco on the final day of U.S. Department of Energy's research and development workshop for solid-state lighting (SSL) -- lighting that uses light-emitting diodes (LED) as the light source. Despite the title, the workshop's attendance cuts across the spectrum from researchers...

Published Thu, Feb 02 2009 12:10 PM by Updyke, Craig

Filed under: Energy Efficiency, General

SEMI Gets It!

Recently, the Semiconductor Equipment and Materials International ( SEMI ) released an article announcing the publication of a white paper prepared by its SEMI PV Group. This group supports SEMI members "serving the crystalline and thin film photovoltaic (PV) supply chains." In describing the...

Published Wed, Oct 10 2008 10:21 AM by Leibowitz, Mike

Filed under: Energy Efficiency, General, Environmental Design, Environment, renewable energy, electricity

A Glimpse Abroad

Have you noticed what's been going on in South Africa (SA)? Just a brief reminder that developing countries are also grappling with energy demand and efficiency issues. In a nutshell, the richest nation in Africa is experiencing an electric power crisis similar to what we saw in California at the...

Published Thu, Feb 02 2008 12:34 PM by Updyke, Craig

Filed under: Energy Efficiency, General

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