Pittsburgh streetlight research touts LEDs despite manufacturing environmental concerns 11 Mar 10
Study by the University of Pittsburgh looks beyond energy savings of competing streetlight technologies and provides a life-cycle assessment that starts at manufacturing. |
Everlight LED fixtures illuminate Boston parking lot 01 Mar 10
Boston's Jamaica Plain neighborhood experiments with energy-saving LED street-light technology and realizes better light coverage. |
E.ON installing LED street lights and traffic signals in Blackpool 22 Feb 10
A coastal resort town in the UK famous for its decorative illuminations is benefiting from a multiyear project to replace street lights and traffic signals with LED fixtures. |
IC vendors tout LED backlight and luminaire drivers at Strategies in Light 22 Feb 10
Power and analog semiconductor specialists see market opportunity in supplying constant-current driver ICs for LED lighting. |
Cities are transforming the outdoor lighting market, but barriers remain (MAGAZINE) 03 Feb 10
A global trial is strengthening the case for LED acceptance by municipal lighting asset managers, says PHILIP JESSUP of THE CLIMATE GROUP.
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When considering an LED retrofit or incentive policy, do your research (MAGAZINE) 03 Feb 10
Evaluation of 250 LED bulbs and fixtures from 23 leading vendors indicates that LEDs offer compelling payback periods when compared to conventional incandescent and halogen lighting solutions. However, as DAVID RAEZER and ROMAHLO WILSON describe, LEDs are not yet competitive as replacements for compact fluorescent, metal halide, and linear fluorescent lights. |
BetaLED introduces LED luminaires with 100 lm/W efficacy 22 Jan 10
The Ruud Lighting subsidiary makes says that continuous improvements and optimizing all the components in the system have enabled its first 100 lm/W luminaire. |
Momentum builds for LED street lighting, more traffic lights converted too 20 Jan 10
Ann Arbor will continue its streetlight upgrade program, while a University of Pittsburgh study makes the case for LEDs. |
E.ON and Advanced LEDs Ltd introduce LED street light 05 Jan 10
A UK-based LED lighting manufacturer has launched an LED street light in partnership with a power and gas supplier. |
Climate Group launches international LightSavers program 16 Dec 09
Demonstration projects in several cities around the world will evaluate LED lighting while promoting market uptake and encouraging LED-friendly policies and financing. |
Boston trials LED street lights on the Common 26 Nov 09
A test installation of acorn-style LED streetlights will enable the evaluation of energy usage and aesthetic impacts. |
LED lighting in London helps cut light pollution 24 Nov 09
A recent BBC news program discussed dark skies in London, including a discussion of LED outdoor lighting technology. |
Portland LED street lighting described in Gateway report 18 Nov 09
Results for an installation of 8 LED luminaires included an estimated payback of approximately 7.6 years for new installations, and 20 years for replacement scenarios. |
Outdoor LED lighting benefits from PG&E efforts, but health concerns are surfacing (MAGAZINE) 18 Nov 09
The California utility PG&E has added LED lighting to its rate schedule, but people are starting to discuss whether cool-white lighting is a great idea. BRIAN OWEN and TIM WHITAKER report. |
LRC method reduces energy consumption of street lighting 05 Nov 09
The LRC says that replacing traditional, yellowish high-pressure sodium lights with cool-white light sources can reduce the amount of electric power used for lighting while maintaining or even improving visibility in nighttime conditions. |
Field test results published for PV LED outdoor lighting system 02 Oct 09
An evaluation program run by the Lighting Research Center showed positive results and good acceptance for PV-powered LED-based outdoor luminaires. |
PG&E rates LED street lighting 01 Oct 09
Pacific Gas & Electric removes a major roadblock for roadway lighting in their new rate schedule, by recognizing the financial benefits of LED technology. |
BetaLED streetlights included in Los Angeles retrofit program 22 Sep 09
Products and installations are already being evaluated as the Los Angeles LED retrofit program gets underway. |
LED pilot projects get green light in the Big Green Apple 17 Sep 09
New York City has unveiled a trial of LED outdoor lighting products from 9 manufacturers, taking place in Central Park and FDR Drive. |
Lumenova and Jenoptik enter into LED lighting collaboration 15 Sep 09
LED lighting manufacturer Lumenova and optical specialist Jenoptik have formed a strategic alliance to develop LED light engines and related products. |
I-35W bridge LED lighting described in DOE Gateway report 28 Aug 09
The latest report from the DOE’s Gateway program looks at the first installation of LED lighting on a major interstate thoroughfare in the US. |
The word on the street from the IES 19 Aug 09
LED technology will shine at the forthcoming annual Street and Area Lighting Conference, writes Brian Owen. |
Schréder and Osram test LED street lights in Fürth 17 Aug 09
A test installation in the German town of Fürth will evaluate the capabilities of Schréder LED street lights containing Osram LEDs. |
Welland: Many knock but only one will enter 31 Jul 09
The call for proposals to install LED street lighting in Welland received a healthy response, writes Brian Owen. |
Welland seeks proposals for LED street light conversion 11 Jun 09
The City of Welland has issued a Request for Proposal for a street lighting conversion that will require 6000 LED fixtures. Closing date is July 6, reports Brian Owen. |
San Jose stimulated to convert streetlights to LEDs 20 May 09
Around $2 million in stimulus funds received by the City of San Jose will accelerate plans to convert yellow streetlights to LED fixtures. |
WEB EXCLUSIVE: Welland shows great LEaDership in new initiatives 18 May 09
In Canada, the City of Welland has passed resolutions to require developers to install LED fixtures for new streetlighting installations, and is looking at the replacement of existing fixtures with LEDs. |
Gateway report and Round 7 CALiPER results released by DOE 24 Mar 09
A report on LED parking-lot lighting has been released along with detailed Round 7 CALiPER test results. The DOE is also looking at stress testing of LED-based integral lamps. |
TECH NOTE: LED street light design technology 01 Mar 09
Alliance Optotek’s street light design takes into account the LED’s thermal, optical, power and mechanical properties.
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DOE releases summary results from Round 7 of Caliper testing 23 Feb 09
The report describes a steady increase in efficacy and color quality for SSL outdoor lighting, downlights and replacement lamps, but half the products are still hyped or under-reported in literature. |
LA looking at LED street lights, with help from Clinton Climate Initiative 19 Feb 09
Over a five-year period, the City of Los Angeles' Bureau of Street Lighting will replace 140,000 existing streetlight fixtures in the city with LED units. |
Carmanah sells road-signs business to Temple, adds AIS to marine lanterns 13 Feb 09
Carmanah will focus on strategic solar power and solar LED lighting markets, and has partnered with Micro-Shine on automatic ID on marine lanterns. |
Osram OS: LEDs in Jing Jiang, and thermal models online 13 Feb 09
Osram Opto Semiconductors has been busy lighting up a main street in Jing Jiang City, China, and providing thermal models of its LEDs online to aid in system design.
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Opto Tech unveils modular LED street light 10 Feb 09
A streamlined LED lighting fixture from Opto Tech has a number of interesting design developments including a modular design and a copper heat pipe for cooling. |
Pittsburgh and San Jose looking at LEDs for street lighting 09 Feb 09
Two major cities in the USA are considering plans to start converting street lights to LEDs. |
DOE reports on San Francisco street lighting demo 02 Feb 09
The U.S. Department of Energy (DOE) has published the report from a demonstration of LED street lighting in San Francisco, California. |
Japanese development to be lit entirely by LEDs 01 Feb 09
A residential development of more than 200 houses in Azabu no Oka, Japan, will use LED fixtures for all its outdoor lighting. |
Ann Arbor LED streetlights star in web TV program 30 Jan 09
A video on ElectricTV.net describes the implementation of LED streetlights in Ann Arbor, Michigan. |
UC Davis' lighting center develops "smart" LED parking lot lights 14 Jan 09
The California Lighting Technology Center and industry partners have developed an energy-efficient LED parking lot light with a motion sensor triggering increased brightness. |
WEB EXCLUSIVE: LED Holiday Lights - See the brightest results 02 Jan 09
LEDs are the lighting technology of choice for holiday lighting installations around the globe. As proof, check out some of the holiday lights photos we've been sent. |
Osram forms new company through joint venture, wins LEDs projects 22 Dec 08
Osram starts new company with Traxon Technologies, and Advanced Thermal Devices Inc. has chosen Osram OS' Golden DRAGON LEDs for two Taiwan projects.
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DOE releases Phase III of Oakland Demonstration Report on LED street lights 17 Dec 08
Energy savings increased by 25% relative to Phase II (LED luminaire wattage dropped from 78 W to 58 W) and by 52% relative to the baseline system (from 121 W to 58 W). |
Pittsburgh councilman releases plan to convert city street lights to LEDs 17 Dec 08
If the city approves the proposal, it would save taxpayers more than $2.5 M annually and allow manufacturers to submit test products. |
Carmanah receives order for solar-powered LED aviation lights 04 Dec 08
The $700K contract will provide a stand-alone system to Airport De Guiria in Venezuela. |
Philips products to illuminate world's first entirely LED island-"nation" 02 Dec 08
A three-acre island off the Connecticut coast will achieve net zero energy as its property is converted exclusively to LED lighting.
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Walgreens lights up colossal multi-component LED sign in Times Square 24 Nov 08
The massive 250,000-pound sign is programmed from street level to 341 feet high at the top of the building.
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Three universities give LEDs good grades 13 Nov 08
Cree Inc. has announced the results of LED lighting installations at three universities.
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Casino saves 2 million kW-hrs with LED retrofit 10 Nov 08
Lime Energy's LED retrofit project is expected to deliver energy savings of $200,000 per year to Harrah's Valley Center, CA, casino and resort.
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Lansing, Michigan, utility expands trial of LED street lighting
06 Nov 08
With the streetlight trial going smoothly and positive response from residents, the utility gave the go-ahead for 6 additional LED fixtures.
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Focus on Architecture
05 Nov 08
Recent NYC waterfalls, and German indoor and outdoor facades use LEDs creatively. |
WEB EXCLUSIVE: Safety-centered approach improves quality of light for petrochemical facilities 05 Nov 08
An understanding of the human visual system and how it relates to LEDs, coupled with an improved understanding of the industrial lighting environment, can have a huge impact on safety, according to Rizwan Ahmad and Boris Viner. |
Maine college to save $30,000/year with Osram LED retrofit lamps 03 Nov 08
The installation of 200 post-top fixture LED retrofit kits will save energy and enhance light quality at the Pineland Farms campus. |
City of San Jose requests proposals for LED streetlights 20 Oct 08
For the last six months, the City of San Jose has been testing remotely-controllable LED streetlights. Now the City is interested in installing more such lights on a larger scale. |
LED illumination improves parking facilities for Wales hospital 14 Oct 08
A hospital in the UK has installed 300 LED external light fixtures to illuminate its car parks and access roads. |
