Craig DiLouie

Lighting Columnist

Craig DiLouie, a lighting industry journalist, analyst and marketing consultant, is principal of ZING Communications. He can be reached at www.zinginc.com.

Articles by Craig DiLouie

April 2010
Satisfying peak demand can be very expensive for utilities, which pass this cost onto their customers in the form of time-variable pricing or demand charges. Utilities, therefore, share a common interest with their customers to reduce peak demand. READ MORE
April 2010
The presence of light is rarely noted unless there is a perceived lack of it (dim atmosphere or shadows) or a perceived excess (glare). Like air, light is invisible and yet is everywhere in the visual environment, as we cannot see without it. READ MORE
March 2010
“CFLs in America: Lessons Learned on the Way to Market,” published by the Department of Energy (DOE), concludes that technical and quality problems with early compact fluorescents snowballed into major obstacles to acceptance by consumers and retailers. READ MORE
March 2010
Some of the most dramatic lighting performance gains can be achieved by adopting solid-state lighting in the home, where incandescent lighting has met its match with products that combine the efficiency of compact fluorescent and the quality of halogen. READ MORE
February 2010
Digital control entails using digital communication architecture to network intelligent lighting control devices. It enables more economical integration of multiple control strategies, while being flexible and capable of generating feedback. READ MORE
January 2010
Control wiring is used to communicate commands and other information between control devices in a lighting system. READ MORE
November 2009
Earlier this year, the US Department of Energy (DOE) launched Commercial Lighting Solutions, an interactive Web tool that provides lighting templates, supported by construction documents, that can help commercial building owners achieve desirable lighting quality while improving lighting efficiency by at least 30 percent over the ASHRAE 90.1-2004 energy standard. READ MORE
October 2009
Bilevel switching, in which alternate rows, fixtures or lamps are separately circuited and independently controlled, has been demonstrated in one study to produce 22 percent energy savings in private offices. READ MORE
September 2009
The U.S. Department of Energy (DOE) predicts that solid-state lighting will achieve efficacies as high as 160 lumens per watt and provide most of our general lighting needs within the next 20 years, thereby reducing the nation’s energy costs by 6–7 percent. READ MORE

Pages