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Presentation given by Forge Europa's R&D Manager, David Scott-Maxwell at the EuroLED 2010 conference discussing the myths that exist around LED lighting technology.
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Myth-busting:
Everything You Wanted to Know About
LED Lighting But Were Afraid to Ask!
David Scott-Maxwell
R&D Manager
Forge Europa Visible Solutions
Myth #1: LED Technology is New
Myth #1: LED Technology is New
Myth #1: LED Technology is New
Thomas Edison~ c1880
Myth #1: LED Technology is New
Thomas Edisonc1880
Myth #1: LED Technology is New
Thomas Edisonc1880
Henry Roundc1907
Myth #2: LEDs are Not Bright Enough for Lighting
Myth #2: LEDs are Not Bright Enough for Lighting
Myth #2: LEDs are Not Bright Enough for Lighting
US Government 2002
Myth #2: LEDs are Not Bright Enough for Lighting
US Government 2002
Myth #2: LEDs are Not Bright Enough for Lighting
US Government 2002
Myth #3: LEDs Last for 100s of Thousands of Hours…
Myth #3: LEDs Last for 100s of Thousands of Hours…
This is not a myth…!
Myth #3: LEDs Last for 100s of Thousands of Hours…
This is not a myth…
Myth #3: LEDs Last for 100s of Thousands of Hours…
Myth #3: LEDs Last for 100s of Thousands of Hours…
Myth #3: LEDs Last for 100s of Thousands of Hours…
Myth #3: LEDs Last for 100s of Thousands of Hours…
So – LEDs can last 100s of thousands of hours…
Myth #3: LEDs Last for 100s of Thousands of Hours…
So – LEDs can last 100s of thousands of hours…
"It depends on what the meaning of the word 'is' is."
Bill Clinton, 1998.
Myth #3: LEDs Last for 100s of Thousands of Hours…
So – LEDs can last 100s of thousands of hours…It depends on what the meaning of the word LED is…
Myth #3: LEDs Last for 100s of Thousands of Hours…
So – LEDs can last 100s of thousands of hours…It depends on what the meaning of the word LED is…
… bare LED chip?
Myth #3: LEDs Last for 100s of Thousands of Hours…
So – LEDs can last 100s of thousands of hours…It depends on what the meaning of the word LED is…
… bare LED chip?… packaged LED?
Myth #3: LEDs Last for 100s of Thousands of Hours…
So – LEDs can last 100s of thousands of hours…It depends on what the meaning of the word LED is…
… bare LED chip?… packaged LED?… LED light engine?
Myth #3: LEDs Last for 100s of Thousands of Hours…
So – LEDs can last 100s of thousands of hours…It depends on what the meaning of the word LED is…
… bare LED chip?… packaged LED?… LED light engine?… LED module?
Myth #3: LEDs Last for 100s of Thousands of Hours…
So – LEDs can last 100s of thousands of hours…It depends on what the meaning of the word LED is…
… bare LED chip?… packaged LED?… LED light engine?… LED module?… LED light bulb?
Myth #3: LEDs Last for 100s of Thousands of Hours…
So – LEDs can last 100s of thousands of hours…It depends on what the meaning of the word LED is…
… bare LED chip?… packaged LED?… LED light engine?… LED module?… LED light bulb?… LED luminaire?…
Myth #3: LEDs Last for 100s of Thousands of Hours…
LED Light Bulb Example:
Myth #3: LEDs Last for 100s of Thousands of Hours…
LED Light Bulb Example:
Myth #3: LEDs Last for 100s of Thousands of Hours…
LED Light Bulb Example:
Myth #3: LEDs Last for 100s of Thousands of Hours…
LED Light Bulb Example:
Myth #3: LEDs Last for 100s of Thousands of Hours…
LED Light Bulb Example:
Myth #3: LEDs Last for 100s of Thousands of Hours…
LED Light Bulb Example:
Manufacturing Quality Gap
Myth #3: LEDs Last for 100s of Thousands of Hours…
LED Light Bulb Example:
Manufacturing Quality Gap• Christmas Tree build quality
Myth #3: LEDs Last for 100s of Thousands of Hours…
LED Light Bulb Example:
Manufacturing Quality Gap• Christmas Tree build quality• Homemade LEDs
Myth #3: LEDs Last for 100s of Thousands of Hours…
LED Light Bulb Example:
Manufacturing Quality Gap• Christmas Tree build quality• Homemade LEDs• Unlicensed phosphor
Myth #3: LEDs Last for 100s of Thousands of Hours…
LED Light Bulb Example:
Manufacturing Quality Gap• Christmas Tree build quality• Homemade LEDs• Unlicensed phosphor• EMC/CE tested/approved?
Myth #3: LEDs Last for 100s of Thousands of Hours…
LED Light Bulb Example:
Manufacturing Quality Gap• Christmas Tree build quality• Homemade LEDs• Unlicensed phosphor• EMC/CE tested/approved?• 30Khr Warranty?
Myth #3: LEDs Last for 100s of Thousands of Hours…
LED Light Bulb Example:
Manufacturing Quality Gap• Christmas Tree build quality• Homemade LEDs• Unlicensed phosphor• EMC/CE tested/approved?• 30Khr Warranty?
Myth #4: All Lighting Class LEDs are Equal
0
10
20
30
40
50
60
70
80
0 5000 10000 15000 20000 25000 30000 35000
Duration (Hrs)
Inte
nsity
(Lum
ens)
Myth #4: All Lighting Class LEDs are Equal
~4 Years Lumen Maintenance Data
0.19
0.24
0.29
0.34
0.39
0.44
0.24 0.29 0.34 0.39 0.44
X
Y
Myth #4: All Lighting Class LEDs are Equal
~4 Years Colour Shift Data
Myth #5: There are no Standards for LED Lighting
Myth #5: There are no Standards for LED Lighting
IEC standards
Myth #5: There are no Standards for LED Lighting
Product type Safety Performance
LED Lamp > 50 V (240V) 62560 PAS 62612
LED Lamp < 50 V (12V) XXXXX XXXXX
LED Modules 62031 PAS XXXXX
LED Connectors 60838-2-2 -
LED Control Gear (Drivers)61347-1
61347-2-1362384
LED Luminaires60598-1
60598-2-xxPAS XXXXX
IEC standards
Myth #5: There are no Standards for LED Lighting
IES standards
IESNA LM-79-08 Approved Method: Electrical and Photometric Measurements of Solid-State Lighting Products
IESNA LM-80-08 Approved Method: Lumen Maintenance Testing of LED Light Sources
IESNA RP-16-05 Nomenclature and Definitions for Illuminating Engineering
IESNA TM-16-05 Technical Memorandum on Light Emitting Diode (LED) Sources and Systems
ANSI C78.377 : 2008 Specifications for the Chromaticity of Solid State Lighting Devices
UL 8750 Outline of Investigation for Light-Emitting Diode (LED) Light Sources for Use in Lighting Products
Myth #5: There are no Standards for LED Lighting
…then there are separate LED Lighting performance criteria per:
Myth #5: There are no Standards for LED Lighting
…then there are separate LED Lighting performance criteria per:
Carbon Trust -
Myth #5: There are no Standards for LED Lighting
…then there are separate LED Lighting performance criteria per:
Energy Saving Trust -
Myth #5: There are no Standards for LED Lighting
…then there are separate LED Lighting performance criteria per:
Building Regulations -
Myth #5: There are no Standards for LED Lighting
In summary -
Myth #5: There are no Standards for LED Lighting
In summary –
There are probably too many standards …
Myth #5: There are no Standards for LED Lighting
In summary –
There are probably too many standards …… being developed by too many parties…
Myth #5: There are no Standards for LED Lighting
In summary –
There are probably too many standards …… being developed by too many parties…… in too much isolation…
Myth #5: There are no Standards for LED Lighting
In summary –
There are probably too many standards …… being developed by too many parties…… in too much isolation…… too quickly !
Myth #5: There are no Standards for LED Lighting
In summary –
There are probably too many standards …… being developed by too many parties…… in too much isolation…… too quickly !
With no talk of LED device standardisation yet…
Myth #5: There are no Standards for LED Lighting
In summary –
There are probably too many standards …… being developed by too many parties…… in too much isolation…… too quickly !
With no talk of LED device standardisation yet…
But - some standards are better than no standards!
Myth #5: There are no Standards for LED Lighting
Don’t worry - the Government will look after LED Lighting…
Myth #5: There are no Standards for LED Lighting
Don’t worry - the Government will look after LED Lighting…
Myth #5: There are no Standards for LED Lighting
Don’t worry - the Government will look after LED Lighting…
Listen Ed, LED Lighting like this is the future…
Myth #5: There are no Standards for LED Lighting
Don’t worry - the Government will look after us…
Listen Ed, LED Lighting like this is the future…
… the future…
… I wonder what happens there …
LEDEXPERT
To find out more about how Forge Europa can help you design and manufacture high quality, reliable and energy efficient LED lighting products, contact us on +44 (0)1229 580000 or e-mail [email protected]
www.forge-europa.co.uk
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