Copyright © 2009 Cree, Inc. pg. 1 Indoor Solid State Lighting

Download Copyright © 2009 Cree, Inc. pg. 1 Indoor Solid State Lighting

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<ul><li>Slide 1</li></ul> <p>Copyright 2009 Cree, Inc. pg. 1 Indoor Solid State Lighting Slide 2 Copyright 2009 Cree, Inc. pg. 2 Fixture Efficacy 10 lm/W 17 lm/W Incand Coefficient of Utilization 58% x= * Including loss for thermal equilibrium @ Tj = 65C Coefficient of Utilization 90% Driver Efficiency 91% Thermal Equilibrium 88%* 75 lm/W = XLamp x Fixture Efficacy 54 lm/W Fixture Efficacy 35 lm/W 60 lm/W CFL Coefficient of Utilization 58% x = WARM WHITE CA Title 24 x x 5x more Efficient than Incandescent, 2X CFL Slide 3 Copyright 2009 Cree, Inc. pg. 3 Indoor Applications Different requirements than outdoor Warm White Color Temperature (~3000K) required High CRI (&gt;80) Lamp maintenance not a driving factor High style content Focus on energy, green Different market channels, cost expectations (consumer product) Yes, these are LED! Slide 4 Copyright 2009 Cree, Inc. pg. 4 Successful Installations Anywhere Downlights are Used And High Efficacy, Excellent Color, and Longevity are Required Retrofit and New Construction Multi-family Hotels Restaurants Offices Schools Universities Retail Single-Family Residences Slide 5 Copyright 2009 Cree, Inc. pg. 5 Residential Lighting Cree LR6 Slide 6 Copyright 2009 Cree, Inc. pg. 6 Walmart Cree LR6 mark_mcclear@cree.com Slide 7 Copyright 2009 Cree, Inc. pg. 7 Benefits Beyond Lighting Being Quantified Cree Lighting LRP38 Total Wattage = 36W; CRI = 93 Ceramic Metal Halide Total Wattage = 158W; CRI = 81 mark_mcclear@cree.com Slide 8 Copyright 2009 Cree, Inc. pg. 8 Yum Brands Courtesy of Derry Berrigan, DBLD 81% energy reduction from baseline store 95% of lighting is high- performance LEDs Slide 9 Copyright 2009 Cree, Inc. pg. 9 Sheraton Hotel Greensboro, NC 400 LR6 recessed down lights 2000 planned Up to 82% energy savings Slide 10 Copyright 2009 Cree, Inc. pg. 10 Indoor hibay Indoor fluorescent Still some work to be done (0-3 years) Higher wattage roadway Replacement bulbs Education is key DOE Energy Star and other quality programs will help Summary LED Fixture design learning curve All the major pieces are in place: Standards Performance Lower wattage street lights Indoor down lights Freezer cases/displays LEDs save real energy and make good economic sense in many important applications now: Parking decks, canopies Hazardous work areas Pedestrian, bollards, etc. Slide 11 Copyright 2009 Cree, Inc. pg. 11 </p>

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