Browsed by
Tag: efficiency

LVDC – Wave of the future or Technogimic?

LVDC – Wave of the future or Technogimic?

Lately, a return to using low voltage DC power, at least in some applications, had gotten a lot of attention.  There was a US workshop sponsored by NEMA, UL and NFPA that drew over 140 participants.  A workshop was recently held in Europe that had over 70 attendees.  Demonstration installations for data centers and community level distribution have been constructed…

Read More Read More

How can I tell which Exit Sign is best?

How can I tell which Exit Sign is best?

When Energy Star closed the exit sign category, specifiers and inspectors no longer had a mark of distinction with which to identify top-tier products.  There were even instances of people seeking out new old stock Energy Star labeled signs and preferring them over newer (better) signs, just because of the brand recognition of Energy Star. In response to concerns over…

Read More Read More

The Newest Dirty Word: NIMBY

The Newest Dirty Word: NIMBY

George Carlin was made famous for his 7 Dirty Words.  But when it comes to meeting our electricity demands of the 21st century, we can add another word whose utterance should cause shock and outrage to the general public: NIMBY. NIMBY (“Not in My Backyard”) is the genesis for much of the opposition to various endeavors that would serve the…

Read More Read More

Performance Makes a Comeback with New Light Bulb Labeling System

Performance Makes a Comeback with New Light Bulb Labeling System

Ever thought about what you should consider when buying a light bulb?  Any clue what a lumen is? Chances are if you’re heading out to your local supermarket or hardware store to pick up some light bulbs, you’ll find a store attendant and ask what aisle the 100W (or 75W, 60W, etc.) light bulbs are in and pick up a…

Read More Read More

DOE Rulemakings, With Savings in Mind

DOE Rulemakings, With Savings in Mind

The Energy Policy and Conservation Act of 1975 established an energy conservation program for major household appliances.  Since then, various amendments to EPCA have given DOE the authority to regulate the energy efficiency of various technologies, to include appliances and lighting technologies. The purpose of these rulemakings is to establish energy conservation standards and test procedures for technologies that are…

Read More Read More

EISA Sets Standards for Lighting the Future

EISA Sets Standards for Lighting the Future

Since the invention of electric light, the incandescent lamp has been the standard.  Why?  They are cheap to produce, can be made in a wide range of sizes, and require no external regulating equipment.  The trouble is that incandescent lamps are based on a design that was developed over a century ago and the majority of their electrical energy consumption…

Read More Read More

NEMA Lighting Division efforts bear fruit in California

NEMA Lighting Division efforts bear fruit in California

This week the State of California Public Utilities Commission (CPUC) approved and published their Strategic Lighting Plan, which was two years in the making. NEMA staff and members participated directly in the development and drafting of the SLP from start to finish to provide the manufacturer perspective in effort to balance out the advocates and regulators, and to serve as…

Read More Read More

Smart grid impact deepens

Smart grid impact deepens

The promise of a more efficient electric power grid is coming closer and closer to reality.  Many of the overarching concepts have been defined and now considerable activity is underway to define the myriad of interactions between the multitude of actors in this huge play.  One such activity, sponsored by North American Energy Standards Board (NAESB)  is just getting started…

Read More Read More

Filling in the Gaps in Lighting Solutions

Filling in the Gaps in Lighting Solutions

Today many concerned building owners, lighting designers and some regulators are increasing their efforts and attention on free, natural light.  Unfortunately, while it is certainly very energy efficient, it is not reliable.  Like all renewable resources it is subject to periods of unavailability, not just at night but also during the day.  Natural variation in the intensity of sunlight can be a challenge. …

Read More Read More

The Master’s Voice (Illumination Innovation, Part 2)

The Master’s Voice (Illumination Innovation, Part 2)

If you follow the development of LED lighting, you probably already read the "Postings" blog of Jim Brodrick, LED program manager at the Department of Energy. But have you ever heard "the master's voice"? On the landmark occasion of a new LED lighting demonstration project with the Department of Labor here in Washington, Dr. Brodrick was interviewed this morning on…

Read More Read More