The following two quotes say more than I can (gathered from recent news releases and related blogs).
From Philips:
“We are not spending one dollar on research and development for compact fluorescents,” said Kaj den Daas, chairman and chief executive of Philips Lighting. Instead, the bulk of its R.& D. budget, which is 5.2 percent of the company’s global lighting revenue, is for L.E.D. research.
From General Electric:
GE spokesman David Schuellerman replied that “GE Consumer & Industrial and GE Global Research have suspended the development of the high-efficiency incandescent lamp (HEI) to place greater focus and investment on what we believe will be the ultimate in energy efficient lighting — light-emitting diodes (LEDs) and organic light-emitting diodes (OLEDs).”
For anyone in the lighting and energy industry, (more…)
Power Factor, THD, Energy and Power Savings – Revisited
Posted: January 9, 2012 in Energy, General CommentaryTags: conservation, energy conservation, LED, LEDs, Retrofit LED lamps, Solid-state, Solid-state lighting, SSL
So, you have this great new LED, generated a wonderful 130 lumens per watt. Life is good. Is this representative of real energy savings? What about Power Factor and its impact on the demand it places on the energy grid? What’s up with THD and what does it mean? Do either of these detract from the energy savings of new technologies using electronic power supplies? (more…)
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