The U.S. Census Bureau of the Department of Commerce recently announced that construction spending during April 2009 was estimated at a seasonally adjusted annual rate of $968.7 billion, 0.8% (±1.3%) above the revised March estimate of $961.3 billion and 10.7% (±1.8%) below the April 2008 estimate of $1,085.2 billion. During the first 4 months of [...]
Craig DiLouie
Sorting Out LED Standards
This article for Architectural SSL Magazine by Kevin Willmorth and me outlines the important progress that has been made in LED standards that are essential for future growth, and talks about standards still in the works. You can read the article here.
LED + SSL, Products + Technology
Researchers Claim Achieving 90 Lumens/W with OLED
Dresden University and German OLED company Novaled are claiming that they have achieved a source efficacy of 90 lumens/W. With this accomplished, researchers say they must now achieve their next breakthrough in increasing service life to make OLEDs competitive with other sources in general lighting applications. Get the story here at EE Times.
Codes + Standards, Lighting Industry
NEMA Publishes Two Lighting Standards
The National Electrical Manufacturers Association (NEMA) has published ANSI/ANSLG C81.61-2009 Electrical Lamp Bases—Specifications for Bases (Caps) for Electric Lamps and ANSI/ANSLG C81.62-2009 Electric Lampholders. Both documents were last revised in 2007. C81.61 and C81.62 respectively cover lamp bases (caps) and lampholders for electric lamps. Both standards were revised to include G24 lampholder and base dimensions. [...]
Controls, Education + Resources
Lighting Controls Association Publishes Whitepaper on Bilevel Occupancy Sensing
The Lighting Controls Association recently published a whitepaper I wrote about a new California Lighting Technology Center (CLTC) study on bilevel occupancy sensors. CLTC studied control strategies in eight private offices and found that combining occupancy sensing and bilevel switching produced the highest energy savings—about 50% more than using an occupancy sensor alone. These are [...]
Education + Resources, Products + Technology
Venture Lighting Institute Offers Online Webinars
The Venture Lighting Institute is offering a a webinar training series for free starting June 11 through the end of 2009. This online series covers lighting concepts to Venture products. The curriculum is designed towards key audiences such as electrical distributors and lighting designers. The series is offered once a month for a half hour [...]
Neon Artist Ben Livingston to Speak at 2009 Corning NY Glass Art Society’s 39th Annual Conference
Ben Livingston has been invited to demonstrate and discuss his ground-breaking process of utilizing mineral phosphors in glass art in the 39th annual Glass art conference in Corning NY. He is one of 39 glass art demonstrators invited from across the globe. The conference is open to Glass Art Society members only and expects attendance [...]
Builder Confidence Continues to Rise in May
Builder confidence in the market for newly built, single-family homes improved for a second consecutive month in May to the highest level since September of 2008, according to the National Association of Home Builders/Wells Fargo Housing Market Index (HMI). The HMI rose two points to 16 for the month. “The fact that the May HMI [...]
Controls, Energy + Environment
NEMA Promotes New Research as Evidence of Opportunity for Lighting Renovations
The National Electrical Manufacturers Association (NEMA) has revealed the results of new market research that provides a clear picture of America’s need for information about energy and cost saving through modern lighting systems. The research, conducted in conjunction with Today’s Facility Manager magazine, focused on nonresidential building owners and managers. Findings indicate that 41% of [...]
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