Last fall, TED Magazine published my column on fluorescent emergency ballasts, available here. A fluorescent emergency ballast is basically a ballast with a built-in battery that senses when power is cut to the unit, resulting in relays inside the ballast switching to battery power to operate the lamp(s) and produce code-compliant illumination during an emergency. [...]
Products + Technology
Lighting Industry, Products + Technology
GE Debuts Incandescent-Shaped CFL
Miniaturized electronics developed by GE Consumer & Industrial engineers and scientists are the enabling technology of a new covered GE Energy Smart CFL featuring the GE Spiral® CFL inside the glass bulb. With this new CFL, protected by more than a dozen U.S. patent applications, the electronics fit in the neck of the bulb. The [...]
Daylighting, LED + SSL, Products + Technology
Free PIER Technical Briefs Available for Download
Interested in new lighting technologies? PIER has published three briefs about emerging technologies that are available for free download. Note: All files download as PDF files. Savings Persist with Monitoring-Based Commissioning (TB-39) shows how monitoring-based commissioning (MBCx), a program approach that combines permanent building-energy-system monitoring with standard retrocommissioning practices, can provide substantial, persistent energy savings. [...]
LED + SSL, Legislation + Regulation, Products + Technology
GE Suspends Work on the HEI Lamp
The Energy Independence and Security Act of 2007 regulates the efficiency of general-service 40-100W incandescent and halogen screw-in lamps starting in 2012. With only a few exceptions among energy-saving screw-in halogen lamps, today’s incandescent lamps do not comply and will therefore be eliminated. The good news for incandescent fans (and those who simply want choice [...]
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