Pelton

California Lighting Technology Center at the University of California, Davis

RESEARCH

INNOVATION

PARTNERSHIP

1554 Drew Ave. Davis, CA 95816 | cltc.ucdavis.edu | PH: 530-754-7515 F: 530-754-7514

FOUNDING INSTITUTIONS

CALFORNIA UTILITIES

MANUFACTURERS

FOUNDERS, AFFILIATES, USERS

LARGE END USERS

LED AFFILIATES

THE BEST SOURCE

COST OF A LUMEN

Lumens/ Lamp

Source

LED

140

(3W)

Lumens/ Watt

47-75

Mfr Cost Source

Mfr Cost System

$/ Source Lumen

$/System Lumen

2.80

9.00

.0200

.0642

.0008

.0031

.0003

.0026

.0009

.0088

.0005

.0068

.0006

.0031

(LED, Driver, Heatsink, Optic)

CFL

4300

(57W)

75

3.65

13.50 (CFL, Socket, Ballast, Reflector)

T5HO

(54W)

5000

104

1.40

12.75 (CFL, Socket, Ballast, Reflector)

Induction

(165W)

12000

75

31.00

105.00 (Lamp, Driver, Reflector)

Plasma

(150W)

22000

140

12.00

150.00 (Capsule, coil, socket ,Driver,Reflector)

Ceramic Metal Halide (400W)

48000

120

28.00

150.00 (Lamp, Ballast, Reflector)

HAITZ LAW

R. Haitz

Technologies and Applications

APPLICATIONS

Office Ambient – Linear Fluorescent • • • •

Low Cost Low Glare Controllability Area Source

APPLICATIONS

Low Bay Garage - Induction • • • • •

Low Glare Low Cost Long Life Controllability Area Source

APPLICATIONS

High Bay Warehouse/Retail - HID • • • •

Low Glare Uplight Component Distribution Controllability

APPLICATIONS

Sports Lighting – Induction Plasma • Bulk Lumens • Color Gamut – Television

• Optical Control • Dimmability

APPLICATIONS

Color Gamut LED Courtesy Cree, Inc

Plasma

Courtesy Ceravision, Ltd

APPLICATIONS

Parking Area - LED • Controllability • Rapid Response • White Light

APPLICATIONS

Source: CLTC, Sacramento State LED Parking Garage Demonstration

APPLICATIONS

Task Lighting - LED • • • •

Inverse Square Law Low Heat Control Contrast

APPLICATIONS

Refrigeration - LED • • • •

Cool Environment Low Heat Contrast Controllability

APPLICATIONS

Downlight - LED • Beam Control • Controllability (Demand Response) • Longevity

LED Issues

LED ISSUES - DESIGN

Fixture Design - Integration

LED ISSUES - OPTICS

Optics

LED ISSUES - GLARE

Glare

LED ISSUES- COLOR

CCT Consistency

Courtesy Cree, Inc

LED ISSUES - COLOR

CRI vs CQS

CRI Color Standards Black Body Source Illuminant

CQS Standards Courtesy of Yoshihiro Ohno, PhD, and Wendy Davis, PhD, Optical Technology Division, US Department of Commerce, National Institute of Standards and Technology

LED ISSUES - COLOR

Chroma – Luminance, Hue, Saturation

http://www.nebulus.org/tutorials/2d/photoshop/color/index.html

LED ISSUES - LONGEVITY

Electronics Life

Courtesy Advance Transformer

3,000 Hr. Capacitor Vs 60,000 Hr LED Life

LED ISSUES - LONGEVITY

Optical System Life

Future Electronics

InteLED

LED ISSUES - LONGEVITY

Thermal - Bugs and Birds

www.dailygalaxy.com

http://1.bp.blogspot.com/_7f8BGwtV5Y/SHFyuucXLfI/AAAAAAA AAIQ/FEpRBZLBFzQ/s320/CIMG2027.jpg

The Future of the LED

FUTURE OF THE LED

Fixture Design

FUTURE OF THE LED

Manufacturer Training

FUTURE OF THE LED

Designer Training

FUTURE OF THE LED

Installer Training

THE ERRORS OF THE PAST

Dicolor China

CEC

CFL 30 Years Out – 21% Penetration

Make Magazine

FUTURE OF THE LED

LEDs A Bright Future

Thank You

Questions?