View
215
Download
0
Category
Preview:
Citation preview
8/9/2019 Karlicek_SBSEE10
1/11
Novel Applications of LEDs for Energy Savings
A Systems Level View
Santa Barbara Summit on Energy Efficiency
May 2010
8/9/2019 Karlicek_SBSEE10
2/11
!"
Outline
LEDs and Lighting Key System Level Aspects
Chips and Packaging Electronics and Optics Bulbs and Sockets
Other LED Applications Smart Lighting
8/9/2019 Karlicek_SBSEE10
3/11
8/9/2019 Karlicek_SBSEE10
4/11
STT""1+U&0"V"W"X"!TT"1+U&06""
LEDs the Chips will be Free (almost)
,(X50.*"Y!X!".0"SXS"-0.%7)E.*"M..2"
:./").65Z"2+03&"%(+8&5&0"67Q650+5&6"[&/":;#"90./54"-2+\.086""FU+65&0Z"2./&0").65J"
,75.8+5&%"-0.%7)E.*",0&"0+%()+22="%(]&0&*5"+DD0.+)4&6"5.":;#")4(D"8+*7U+)570(*3"0&^7(0&%R"
8/9/2019 Karlicek_SBSEE10
5/11
Packaging: Thousands of Styles
_"
Standard Types
(< 1/8 W) low cost, low light
High Power Types
(1 to 100 W)
Medium Power Types
(< 1/2 W)
[."K5+*%+0%"-+)N+3&">"54.734"6.8&"8.0&"D.D72+0"54+*".54&06":(34E*3"M0&*%6`""FHJ":.56".U"68+22":;#6"6D0&+%".75"F%(]76&J"
" """""""F!J"C(33&65"$4(D"(*"K8+22&65"-+)N+3&"F6D.5J"
8/9/2019 Karlicek_SBSEE10
6/11
System Putting it all together
$0&&":a-bcde""f"__":8@1"F;"HII":8@1"
M4&08+2"-&*+25=`"IBd_"
#0('&0"-&*+25=`"IBd_"
gDE)+2"-&*+25=`"IBh_"
!"#!$%&
,$":;#"+5"!II":8@1"
M4&08+2"92+66"?&+5"K(*N"
a&8.5&"-4.6D4.0"
[.*bi&22./"-4.6D4.0"
j*5&0*+2"K8+05"
"90(%"j*5&0U+)&"
;5)B"
'()(*%&+++++++&
1(22"/&"6E22"*&&%"+"6.)N&5R"
8/9/2019 Karlicek_SBSEE10
7/11
14+5",Q.75"g54&0";*&03=";
8/9/2019 Karlicek_SBSEE10
8/11
The UV Curing
Cuts drying energy consumption by ~70% No solvent emission dries by polymerization
,-./&0123&45&67-8579:8;;49?@@?@&:A7:&&
948.B&C?&(D&98;?B&7;?&8@
8/9/2019 Karlicek_SBSEE10
9/11
Replace Hg Bulbs with UV LEDs
90&&*"?.76&"9+6";8(66(.*6"a&%7)E.*6"U.0"+"6(*32&"D0.%7)5"Fc"D0.%7)E.*"2(*&6"f"!YX_J"
?3",0)":+8D"
FcII"1@(*J"
S_k".U"&*&03="(*"ja"
lm":;#",00+="
FH_I"1@(*J"
[."ja"
?3":+8D6">"+Q.75"GhIIn@=&+0"(*"a&D2+)&8&*5":+8D6"
8/9/2019 Karlicek_SBSEE10
10/11
8/9/2019 Karlicek_SBSEE10
11/11
Smart Lighting What Else Can Be Done?
%-?;=/&%E9
Recommended