Browsing: Recent Additions to the Knowledge Center

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Lighting Handbook for Utilities

Courtesy EPRI, Electric Power Research Institute Lighting uses approximately one-quarter of the nation’s electricity. In the commercial sector, it may represent 40-50% of a building’s total load. Together, commercial and industrial lighting account for a large percentage of utility daytime peak demand. Yet most existing lighting systems, designed before energy...
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Commercial Lighting Efficiency Resource Book

Courtesy EPRI, Electric Power Research Institute Lighting accounts for about 20% of total U.S. electricity use; in the commercial sector, about one-third of electricity consumption and 25-40% of daytime peak demand are directly attributable to lighting. EPRI analysis indicates that if all technically possible energy-efficient lighting technologies were implemented, the...
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Lighting and Human Performance

Courtesy EPRI, Electric Power Research Institute In 1989, the report “Lighting and Human Performance: A Review” was published by the National Electrical Manufacturers Association and the Lighting Research Institute. The current work performed an extensive review of the literature published since 1989. This literature has been organized according to the...
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Lighting Fundamentals Handbook

Courtesy EPRI, Electric Power Research Institute Lighting accounts for approximately 30% of overall electricity use and demand in commercial buildings. In recent years, many high-efficiency lighting technologies have been developed that offer significant energy savings without compromising lighting quality. In fact, lighting quality can often be improved by proper application...
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Advanced Lighting Guidelines

Courtesy EPRI, Electric Power Research Institute The Advanced Lighting Guidelines were first developed in 1991, and updated in 1993 by a partnership of the California Energy Commission (CEC), the U.S. Department of Energy (DOE), and EPRI. These previous editions were used extensively by designers, instructors, and energy policy makers around...
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Solid-State Lighting: ASSIST recommends Publications

The publications include recommendations for LED life definition, testing and measurement, best practice guides for different lighting applications, and recommendations for selecting LED lighting. ASSIST recommends methods call for testing products under conditions similar to those found in the application environment, where the light source could experience many different temperatures...