Streetlamp Retrofits Are Lighting Up the LED Market

LA-street-lamp-energy-manageThe LED retrofit market is at the beginning of a huge upward swing, according to an article in Forbes. IHS Technology reports that of the 140 million streetlights installed worldwide, just over 13 percent are LEDs, and that percentage is expected to jump to almost 65 percent by 2020.

Although LEDs cost three to four times more than traditional streetlamps, they last three to four times longer and produce two to three times more light per watt. They also deliver 30 percent to 70 percent in annual electricity savings over their predecessors, are more programmable and are easier to connect to citywide wireless networks. Continue reading

LED Luminaires Significantly Reduce Energy Consumption, Enhance Safety At Bartow County College

The Bartow County College and Career Academy (BCCCA) addressed lighting uniformity issues in parking lots and driveways with a lighting retrofit from Acuity Brands, Inc. Twenty-eight American Electric Lighting™ Autobahn LED luminaires were mounted to existing 30-foot aluminum poles, replacing 1,000-watt metal halide fixtures.

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Part Three: Advanced Lighting Control Strategies Like Light Level Tuning, Demand Response Save Energy

There are numerous other advanced controls methods that can help facility managers squeeze even more savings out of their facilities’ lighting systems. They include the following:

• Light level tuning. Adds to energy savings by reducing lighting output at modest levels, undetectable to the human eye.

“Often design light levels are needlessly high, so reducing lamp output by 5 to 10 percent can bring energy savings benefits without compromising occupant satisfaction,” Renner says. Continue reading