Optimizing Daylighting Strategies
-
Upload
ccseerc -
Category
Technology
-
view
3.948 -
download
2
Transcript of Optimizing Daylighting Strategies
![Page 1: Optimizing Daylighting Strategies](https://reader035.fdocuments.net/reader035/viewer/2022081403/554a7eb3b4c90568288b518c/html5/thumbnails/1.jpg)
11/30/2009
1
OOPTIMIZINGPTIMIZING DDAYLIGHTINGAYLIGHTING SSTRATEGIESTRATEGIES
PPRESENTEDRESENTED BYBY::Sandy HouckSandy HouckSandy HouckSandy Houck
December 3, 2009December 3, 2009
BRUMMITT ENERGY ASSOC IATES , INC ..Helping people achieve very energy efficient buildings
![Page 2: Optimizing Daylighting Strategies](https://reader035.fdocuments.net/reader035/viewer/2022081403/554a7eb3b4c90568288b518c/html5/thumbnails/2.jpg)
11/30/2009
2
OOPTIMIZINGPTIMIZING DDAYLIGHTINGAYLIGHTING SSTRATEGIESTRATEGIES
OOVERVIEWVERVIEWOOVERVIEWVERVIEW
Defining Defining DaylightingDaylightingDaylight ModelingDaylight ModelingOptimizing Energy SavingsOptimizing Energy SavingsA Performance A Performance DaylightingDaylighting StudyStudy
![Page 3: Optimizing Daylighting Strategies](https://reader035.fdocuments.net/reader035/viewer/2022081403/554a7eb3b4c90568288b518c/html5/thumbnails/3.jpg)
11/30/2009
3
OOPTIMIZINGPTIMIZING DDAYLIGHTINGAYLIGHTING SSTRATEGIESTRATEGIES
QQUALITIESUALITIES OFOF DAYLIGHTINGDAYLIGHTING……DDAYLIGHTAYLIGHT ISIS DYNAMICDYNAMIC
FFFFULLULL SPECTRUMSPECTRUM
PPHOTOHOTO CCREDITREDIT: LRC : LRC DDAYLIGHTINGAYLIGHTING DDIVIDENDSIVIDENDS
![Page 4: Optimizing Daylighting Strategies](https://reader035.fdocuments.net/reader035/viewer/2022081403/554a7eb3b4c90568288b518c/html5/thumbnails/4.jpg)
11/30/2009
4
OOPTIMIZINGPTIMIZING DDAYLIGHTINGAYLIGHTING SSTRATEGIESTRATEGIES
PPHOTOHOTO CCREDITREDIT: G: GREENREEN SSOURCEOURCE MMAGAZINEAGAZINE
MMOREORE DAYLIGHTINGDAYLIGHTING BENEFITSBENEFITS……MMAINTAINAINTAIN CCIRCADIANIRCADIAN RRHYTHMHYTHM
RRRRELAXELAX EYEEYE MUSCLESMUSCLES
AALLEVIATELLEVIATE SSICKICK BUILDINGBUILDING SYNDROMESYNDROME
![Page 5: Optimizing Daylighting Strategies](https://reader035.fdocuments.net/reader035/viewer/2022081403/554a7eb3b4c90568288b518c/html5/thumbnails/5.jpg)
11/30/2009
5
OOPTIMIZINGPTIMIZING DDAYLIGHTINGAYLIGHTING SSTRATEGIESTRATEGIES
![Page 6: Optimizing Daylighting Strategies](https://reader035.fdocuments.net/reader035/viewer/2022081403/554a7eb3b4c90568288b518c/html5/thumbnails/6.jpg)
11/30/2009
6
OOPTIMIZINGPTIMIZING DDAYLIGHTINGAYLIGHTING SSTRATEGIESTRATEGIES
WWHATHAT WEWE DODO NOTNOT WANTWANT TOTO CREATECREATE……A A SAUNASAUNA WHEREWHERE PEOPLEPEOPLE HAVEHAVE TOTO WORKWORK
PHOTO CREDIT: DAYLIGHTING COLLABORATIVE
![Page 7: Optimizing Daylighting Strategies](https://reader035.fdocuments.net/reader035/viewer/2022081403/554a7eb3b4c90568288b518c/html5/thumbnails/7.jpg)
11/30/2009
7
OOPTIMIZINGPTIMIZING DDAYLIGHTINGAYLIGHTING SSTRATEIESTRATEIES
WWHATHAT WEWE DODO NOTNOT WANTWANT TOTO CREATECREATE….….A “A “DOUBLEDOUBLE--LITLIT” ” SPACESPACE
![Page 8: Optimizing Daylighting Strategies](https://reader035.fdocuments.net/reader035/viewer/2022081403/554a7eb3b4c90568288b518c/html5/thumbnails/8.jpg)
11/30/2009
8
OOPTIMIZINGPTIMIZING DDAYLIGHTINGAYLIGHTING SSTRATEGIESTRATEGIES
WWHATHAT WEWE DO DO WANTWANT ….….CCREATEREATE DDRAMATICRAMATIC & & DDYNAMICYNAMIC SPACESSPACESDDYNAMICYNAMIC SPACESSPACES
![Page 9: Optimizing Daylighting Strategies](https://reader035.fdocuments.net/reader035/viewer/2022081403/554a7eb3b4c90568288b518c/html5/thumbnails/9.jpg)
11/30/2009
9
OOPTIMIZINGPTIMIZING DDAYLIGHTINGAYLIGHTING SSTRATEGIESTRATEGIES
WWHATHAT WEWE DODO WANTWANTWWHATHAT WEWE DO DO WANTWANT….….QQUALITYUALITY VVISUALISUAL EENVIRONMENTNVIRONMENT
VVIEWSIEWS TOTO THETHE OUTSIDEOUTSIDEVVIEWSIEWS TOTO THETHE OUTSIDEOUTSIDE
NNATIONALATIONAL WWILDLIFEILDLIFE FFEDERATIONEDERATION HHEADQUARTERSEADQUARTERS, , RRESTONESTON, VA. , VA. (P(PHOTOHOTO CREDITCREDIT: : HHELLMUTHELLMUTH, O, OBATABATA & & KKASSABAUMASSABAUM))
![Page 10: Optimizing Daylighting Strategies](https://reader035.fdocuments.net/reader035/viewer/2022081403/554a7eb3b4c90568288b518c/html5/thumbnails/10.jpg)
11/30/2009
10
OOPTIMIZINGPTIMIZING DDAYLIGHTINGAYLIGHTING SSTRATEGIESTRATEGIES
HHOWOW DODO WEWE DODO THATTHAT??UUSESE DAYLIGHTDAYLIGHT ((DIFFUSEDIFFUSEUUSESE DAYLIGHTDAYLIGHT ((DIFFUSEDIFFUSESKYLIGHTSKYLIGHT) ) ASAS PRIMARYPRIMARYSOURCESOURCE OFOF ILLUMINATIONILLUMINATION
CCREATEREATE UNIFORMUNIFORMCCREATEREATE UNIFORMUNIFORMILLUMINANCEILLUMINANCE
IINTEGRATENTEGRATE WITHWITH ELECTRICELECTRICLIGHTINGLIGHTINGLIGHTINGLIGHTING
PPHOTOHOTO CCREDITREDIT: LRC L: LRC LIGHTINGIGHTING DDIVIDENDSIVIDENDS
![Page 11: Optimizing Daylighting Strategies](https://reader035.fdocuments.net/reader035/viewer/2022081403/554a7eb3b4c90568288b518c/html5/thumbnails/11.jpg)
11/30/2009
11
OOPTIMIZINGPTIMIZING DDAYLIGHTINGAYLIGHTING SSTRATEGIESTRATEGIES
DDESIGNESIGN FORFOR DAYLITDAYLIT SPACESSPACES……TTASKASK/A/AMBIENTMBIENT LLIGHTINGIGHTING DDESIGNESIGN
![Page 12: Optimizing Daylighting Strategies](https://reader035.fdocuments.net/reader035/viewer/2022081403/554a7eb3b4c90568288b518c/html5/thumbnails/12.jpg)
11/30/2009
12
OOPTIMIZINGPTIMIZING DDAYLIGHTINGAYLIGHTING SSTRATEGIESTRATEGIES
DDESIGNESIGN FORFOR DAYLITDAYLIT SPACESSPACES……LLIGHTIGHT COLOREDCOLORED SURFACESSURFACES
‘‘ ’’AAVOIDVOID ‘‘CAVECAVE’ ’ EFFECTEFFECT WITHWITH LIGHTLIGHTCOLOREDCOLORED CEILINGCEILING
LLAMPAMP COLORCOLOR TEMPERATURETEMPERATURE(M(MININ. 4100K). 4100K)
![Page 13: Optimizing Daylighting Strategies](https://reader035.fdocuments.net/reader035/viewer/2022081403/554a7eb3b4c90568288b518c/html5/thumbnails/13.jpg)
11/30/2009
13
OOPTIMIZINGPTIMIZING DDAYLIGHTINGAYLIGHTING SSTRATEGIESTRATEGIESDDDDESIGNESIGN FORFOR DAYLITDAYLIT SPACESSPACES……
PPROVIDEROVIDE GLAREGLARE CONTROLCONTROL
ARCHITECTS ARCHITECTS hannahanna gabrielgabriel wells Headquarterswells Headquarters
![Page 14: Optimizing Daylighting Strategies](https://reader035.fdocuments.net/reader035/viewer/2022081403/554a7eb3b4c90568288b518c/html5/thumbnails/14.jpg)
11/30/2009
14
OOPTIMIZINGPTIMIZING DDAYLIGHTINGAYLIGHTING SSTRATEGIESTRATEGIES
DDAYLIGHTAYLIGHT MMODELINGODELING TTOOLSOOLS
1.1. SSIMPLEIMPLE GGRAPHICRAPHIC TOOLSTOOLSSSOLAROLAR AANGLENGLE SSTUDYTUDY
DDAYLIGHTAYLIGHT ZONEZONE MAPPINGMAPPING
22 PPRESCRIPTIVERESCRIPTIVE TTOOLSOOLS2.2. PPRESCRIPTIVERESCRIPTIVE TTOOLSOOLSLEED LEED VV2 & 2 & VV3 D3 DAYLIGHTAYLIGHT CCREDITREDIT EQEQCC8 8 SSKYCALCKYCALC
3.3. PPERFORMANCEERFORMANCE TTOOLSOOLSIILLUMINANCELLUMINANCE CCALCULATIONSALCULATIONS ((SOFTWARESOFTWARE))PPHYSICALHYSICAL MMODELODEL
![Page 15: Optimizing Daylighting Strategies](https://reader035.fdocuments.net/reader035/viewer/2022081403/554a7eb3b4c90568288b518c/html5/thumbnails/15.jpg)
11/30/2009
15
OOPTIMIZINGPTIMIZING DDAYLIGHTINGAYLIGHTING SSTRATEGIESTRATEGIES
Whole Building Design GuideWhole Building Design GuideWhole Building Design GuideWhole Building Design Guide
SOLAR ANGLE STUDIESSOLAR ANGLE STUDIES
LBL “Tips for LBL “Tips for DaylightingDaylighting with Windows”with Windows”
![Page 16: Optimizing Daylighting Strategies](https://reader035.fdocuments.net/reader035/viewer/2022081403/554a7eb3b4c90568288b518c/html5/thumbnails/16.jpg)
11/30/2009
16
OOPTIMIZINGPTIMIZING DDAYLIGHTINGAYLIGHTING SSTRATEGIESTRATEGIES
DAYLIGHT ZONE MAPPINGDAYLIGHT ZONE MAPPING
![Page 17: Optimizing Daylighting Strategies](https://reader035.fdocuments.net/reader035/viewer/2022081403/554a7eb3b4c90568288b518c/html5/thumbnails/17.jpg)
11/30/2009
17
OOPTIMIZINGPTIMIZING DDAYLIGHTINGAYLIGHTING SSTRATEGIESTRATEGIES
SKYCALCSKYCALCTTOPLIGHTINGOPLIGHTING ONLYONLY
EEXCELXCEL SPREADSHEETSPREADSHEETEEXCELXCEL SPREADSHEETSPREADSHEET
FFREEREE PROGRAMPROGRAMWWWWWW..ENERGYDESIGNRESOURCESENERGYDESIGNRESOURCES..COMCOM
![Page 18: Optimizing Daylighting Strategies](https://reader035.fdocuments.net/reader035/viewer/2022081403/554a7eb3b4c90568288b518c/html5/thumbnails/18.jpg)
11/30/2009
18
OOPTIMIZINGPTIMIZING DDAYLIGHTINGAYLIGHTING SSTRATEGIESTRATEGIES
SSKYCALCKYCALC
![Page 19: Optimizing Daylighting Strategies](https://reader035.fdocuments.net/reader035/viewer/2022081403/554a7eb3b4c90568288b518c/html5/thumbnails/19.jpg)
11/30/2009
19
OOPTIMIZINGPTIMIZING DDAYLIGHTINGAYLIGHTING SSTRATEGIESTRATEGIES
IILLUMINANCELLUMINANCE CCALCULATIONALCULATION SSOFTWAREOFTWARE
AAUTODESKUTODESK’’SS EECOTECTCOTECT ((DAYLIGHTDAYLIGHT FACTORFACTOR))
RRADIANCEADIANCE ((RENDERINGRENDERING))FREEFREE
DDAYSIMAYSIM
FREEFREE
SPOTSPOTFREEFREE
LLIGHTINGIGHTING AANALYSTSNALYSTS’ AGI32’ AGI32
![Page 20: Optimizing Daylighting Strategies](https://reader035.fdocuments.net/reader035/viewer/2022081403/554a7eb3b4c90568288b518c/html5/thumbnails/20.jpg)
11/30/2009
20
OOPTIMIZINGPTIMIZING DDAYLIGHTINGAYLIGHTING SSTRATEGIESTRATEGIES
AGI32AGI32LLIGHTINGIGHTING AANALYSTSNALYSTS, I, INCNC..
![Page 21: Optimizing Daylighting Strategies](https://reader035.fdocuments.net/reader035/viewer/2022081403/554a7eb3b4c90568288b518c/html5/thumbnails/21.jpg)
11/30/2009
21
OOPTIMIZINGPTIMIZING DDAYLIGHTINGAYLIGHTING SSTRATEGIESTRATEGIES
AGI32AGI32LLIGHTINGIGHTING AANALYSTSNALYSTS, I, INCNC..
![Page 22: Optimizing Daylighting Strategies](https://reader035.fdocuments.net/reader035/viewer/2022081403/554a7eb3b4c90568288b518c/html5/thumbnails/22.jpg)
11/30/2009
22
OOPTIMIZINGPTIMIZING DDAYLIGHTINGAYLIGHTING SSTRATEGIESTRATEGIES
PPHYSICALHYSICAL MMODELODEL
![Page 23: Optimizing Daylighting Strategies](https://reader035.fdocuments.net/reader035/viewer/2022081403/554a7eb3b4c90568288b518c/html5/thumbnails/23.jpg)
11/30/2009
23
OOPTIMIZINGPTIMIZING DDAYLIGHTINGAYLIGHTING SSTRATEGIESTRATEGIES
SSOURCEOURCE: : DDAYLIGHTINGAYLIGHTING CCOLLABORATIVEOLLABORATIVE
![Page 24: Optimizing Daylighting Strategies](https://reader035.fdocuments.net/reader035/viewer/2022081403/554a7eb3b4c90568288b518c/html5/thumbnails/24.jpg)
11/30/2009
24
OOPTIMIZINGPTIMIZING DDAYLIGHTINGAYLIGHTING SSTRATEGIESTRATEGIES
6 E6 ESSENTIALSSENTIAL IINGREDIENTSNGREDIENTS FORFOR DDAYLIGHTINGAYLIGHTING TOTO OOPTIMIZEPTIMIZE EENERGYNERGYSSAVINGSAVINGS (IES RP(IES RP--5)5)
1.1. PPLANLAN INTERIORINTERIOR SPACESSPACES FORFOR ACCESSACCESS TOTO DAYLIGHTDAYLIGHT
2.2. MMINIMIZEINIMIZE DIRECTDIRECT SUNLIGHTSUNLIGHT ININ VICINITYVICINITY OFOF CRITICALCRITICAL VISUALVISUAL TASKSTASKS
33 DDESIGNESIGN SPACESSPACES TOTO MINIMIZEMINIMIZE GLAREGLAREArch
itect
ural
ng
redi
ents
3.3. DDESIGNESIGN SPACESSPACES TOTO MINIMIZEMINIMIZE GLAREGLARE
4.4. ZZONEONE ELECTRICELECTRIC LIGHTINGLIGHTING FORFOR DAYLIGHTDAYLIGHT RESPONSIVERESPONSIVE CONTROLCONTROL
A Isi
gner
nt
s
5.5. PPROVIDEROVIDE FORFOR DAYLIGHTDAYLIGHT RESPONSIVERESPONSIVE CONTROLCONTROL OFOF ELECTRICELECTRIC LIGHTINGLIGHTING
6.6. PPROVIDEROVIDE FORFOR COMMISSIONINGCOMMISSIONING & & MAINTENANCEMAINTENANCE OFOF AUTOMATICAUTOMATICCONTROLSCONTROLS
EE/L
tg. D
esIn
gred
ie
![Page 25: Optimizing Daylighting Strategies](https://reader035.fdocuments.net/reader035/viewer/2022081403/554a7eb3b4c90568288b518c/html5/thumbnails/25.jpg)
11/30/2009
25
OOPTIMIZINGPTIMIZING DDAYLIGHTINGAYLIGHTING SSTRATEGIESTRATEGIES
1 PLAN INTERIOR SPACES FOR ACCESS TO DAYLIGHT1 PLAN INTERIOR SPACES FOR ACCESS TO DAYLIGHT1. PLAN INTERIOR SPACES FOR ACCESS TO DAYLIGHT1. PLAN INTERIOR SPACES FOR ACCESS TO DAYLIGHTORIENT BUILDING TO MAXIMIZE DAYLIGHT POTENTIALORIENT BUILDING TO MAXIMIZE DAYLIGHT POTENTIAL
--Long and narrow footprintLong and narrow footprintLong axis running East/WestLong axis running East/West--Long axis running East/WestLong axis running East/West
--High % perimeter areaHigh % perimeter area
Whole Building Design GuideWhole Building Design Guide
IESNA RPIESNA RP--55
![Page 26: Optimizing Daylighting Strategies](https://reader035.fdocuments.net/reader035/viewer/2022081403/554a7eb3b4c90568288b518c/html5/thumbnails/26.jpg)
11/30/2009
26
OOPTIMIZINGPTIMIZING DDAYLIGHTINGAYLIGHTING SSTRATEGIESTRATEGIES
INTERIOR SPACE PLANNING TO MAXIMIZE DAYLIGHTINGINTERIOR SPACE PLANNING TO MAXIMIZE DAYLIGHTING
![Page 27: Optimizing Daylighting Strategies](https://reader035.fdocuments.net/reader035/viewer/2022081403/554a7eb3b4c90568288b518c/html5/thumbnails/27.jpg)
11/30/2009
27
OOPTIMIZINGPTIMIZING DDAYLIGHTINGAYLIGHTING SSTRATEGIESTRATEGIES2. 2. MINIMIZE DIRECT SUNLIGHT IN VICINITY OF CRITICAL VISUAL MINIMIZE DIRECT SUNLIGHT IN VICINITY OF CRITICAL VISUAL
TASKSTASKS3. DESIGN SPACES TO MINIMIZE GLARE3. DESIGN SPACES TO MINIMIZE GLARE
IESNA RPIESNA RP--55
Whole Building Design GuideWhole Building Design Guide
![Page 28: Optimizing Daylighting Strategies](https://reader035.fdocuments.net/reader035/viewer/2022081403/554a7eb3b4c90568288b518c/html5/thumbnails/28.jpg)
11/30/2009
28
OOPTIMIZINGPTIMIZING DDAYLIGHTINGAYLIGHTING SSTRATEGIESTRATEGIES
4. 4. ZONE ELECTRIC LIGHTING FOR DAYLIGHT RESPONSIVE CONTROLZONE ELECTRIC LIGHTING FOR DAYLIGHT RESPONSIVE CONTROL
IESNA RPIESNA RP 55IESNA RPIESNA RP--55
![Page 29: Optimizing Daylighting Strategies](https://reader035.fdocuments.net/reader035/viewer/2022081403/554a7eb3b4c90568288b518c/html5/thumbnails/29.jpg)
11/30/2009
29
OOPTIMIZINGPTIMIZING DDAYLIGHTINGAYLIGHTING SSTRATEGIESTRATEGIES
DEFINING DAYLIGHT ZONES:DEFINING DAYLIGHT ZONES:
Side Lighting Side Lighting DaylitDaylit ZonesZones
Top Lighting Top Lighting DaylitDaylit ZonesZones
![Page 30: Optimizing Daylighting Strategies](https://reader035.fdocuments.net/reader035/viewer/2022081403/554a7eb3b4c90568288b518c/html5/thumbnails/30.jpg)
11/30/2009
30
OOPTIMIZINGPTIMIZING DDAYLIGHTINGAYLIGHTING SSTRATEGIESTRATEGIESSIDELIGHTINGSIDELIGHTING –– DAYLIT ZONEDAYLIT ZONE –– TITLE 24 2005TITLE 24 2005SIDELIGHTING SIDELIGHTING DAYLIT ZONE DAYLIT ZONE TITLE 24 2005TITLE 24 2005
SOURCE: CA TITLE24 NONRES MANUAL
![Page 31: Optimizing Daylighting Strategies](https://reader035.fdocuments.net/reader035/viewer/2022081403/554a7eb3b4c90568288b518c/html5/thumbnails/31.jpg)
11/30/2009
31
OOPTIMIZINGPTIMIZING DDAYLIGHTINGAYLIGHTING SSTRATEGIESTRATEGIESSIDELIGHTING SIDELIGHTING –– DAYLIT ZONE DAYLIT ZONE –– TITLE 24 2008TITLE 24 2008
SOURCE: CA TITLE24 NONRES MANUAL
![Page 32: Optimizing Daylighting Strategies](https://reader035.fdocuments.net/reader035/viewer/2022081403/554a7eb3b4c90568288b518c/html5/thumbnails/32.jpg)
11/30/2009
32
OOPTIMIZINGPTIMIZING DDAYLIGHTINGAYLIGHTING SSTRATEGIESTRATEGIESTOP LIGHTING DAYLIT ZONE TOP LIGHTING DAYLIT ZONE –– TITLE 24 05 & 08TITLE 24 05 & 08
SOURCE: CA TITLE24 NONRES MANUAL
![Page 33: Optimizing Daylighting Strategies](https://reader035.fdocuments.net/reader035/viewer/2022081403/554a7eb3b4c90568288b518c/html5/thumbnails/33.jpg)
11/30/2009
33
OOPTIMIZINGPTIMIZING DDAYLIGHTINGAYLIGHTING SSTRATEGIESTRATEGIES
5. 5. PROVIDE FOR DAYLIGHT RESPONSIVE CONTROL OF ELECTRIC PROVIDE FOR DAYLIGHT RESPONSIVE CONTROL OF ELECTRIC LIGHTINGLIGHTING
Credit: LC&D, Credit: LC&D, LutronLutron & & WattStopperWattStopper
![Page 34: Optimizing Daylighting Strategies](https://reader035.fdocuments.net/reader035/viewer/2022081403/554a7eb3b4c90568288b518c/html5/thumbnails/34.jpg)
11/30/2009
34
OOPTIMIZINGPTIMIZING DDAYLIGHTINGAYLIGHTING SSTRATEGIESTRATEGIES
CCONTROLONTROL SCHEMESSCHEMES FORFOR DAYLITDAYLIT ZONESZONESOONN//OFFOFF SWITCHINGSWITCHING
SSAVESAVES THETHE LEASTLEAST AMOUNTAMOUNT OFOF ENERGYENERGY OFOF ALLALL 3 3 CONTROLCONTROL SCHEMESSCHEMES
SSTEPPEDTEPPED SWITCHINGSWITCHINGSSTANDARDTANDARD BIBI--LEVELLEVEL OFOF CACA TTITLEITLE 2424SSTANDARDTANDARD BIBI--LEVELLEVEL OFOF CACA TTITLEITLE 2424WWORKSORKS WELLWELL ININ SSOUTHERNOUTHERN CCALIFORNIAALIFORNIA
DDIMMINGIMMINGLLEASTEAST NOTICEABLENOTICEABLE CHANGECHANGE ININ LIGHTLIGHT LEVELSLEVELS
HHIGHERIGHER INITIALINITIAL COSTCOST, , THUSTHUS LONGERLONGER PAYBACKPAYBACK
![Page 35: Optimizing Daylighting Strategies](https://reader035.fdocuments.net/reader035/viewer/2022081403/554a7eb3b4c90568288b518c/html5/thumbnails/35.jpg)
11/30/2009
35
OOPTIMIZINGPTIMIZING DDAYLIGHTINGAYLIGHTING SSTRATEGIESTRATEGIES
T24 MT24 MANDATORYANDATORY CCONTROLSONTROLS & C& CONTROLONTROL CCREDITSREDITS::
![Page 36: Optimizing Daylighting Strategies](https://reader035.fdocuments.net/reader035/viewer/2022081403/554a7eb3b4c90568288b518c/html5/thumbnails/36.jpg)
11/30/2009
36
OOPTIMIZINGPTIMIZING DDAYLIGHTINGAYLIGHTING SSTRATEGIESTRATEGIES
OOPENPEN LLOOPOOP PPHOTOSENSORHOTOSENSOR PPLACEMENTLACEMENT
LLIGHTINGIGHTING CCONTROLONTROL & D& DESIGNESIGN
Applications:Applications:LobbiesLobbiesLobbiesLobbiesCirculation SpacesCirculation SpacesWarehousesWarehouses
WWATTATTSSTOPPERTOPPER
![Page 37: Optimizing Daylighting Strategies](https://reader035.fdocuments.net/reader035/viewer/2022081403/554a7eb3b4c90568288b518c/html5/thumbnails/37.jpg)
11/30/2009
37
OOPTIMIZINGPTIMIZING DDAYLIGHTINGAYLIGHTING SSTRATEGIESTRATEGIES
CCLOSEDLOSED LLOOPOOP PPHOTOSENSORHOTOSENSOR PPLACEMENTLACEMENT
Applications:Applications:llClassroomsClassrooms
OfficesOfficesLabsLabs
LLIGHTINGIGHTING CCONTROLONTROL & D& DESIGNESIGN
WWATTATTSSTOPPERTOPPER
![Page 38: Optimizing Daylighting Strategies](https://reader035.fdocuments.net/reader035/viewer/2022081403/554a7eb3b4c90568288b518c/html5/thumbnails/38.jpg)
11/30/2009
38
OOPTIMIZINGPTIMIZING DDAYLIGHTINGAYLIGHTING SSTRATEGIESTRATEGIES
6. 6. PROVIDE FOR COMMISSIONING & MAINTENANCE OF AUTOMATIC PROVIDE FOR COMMISSIONING & MAINTENANCE OF AUTOMATIC CONTROLSCONTROLSCONTROLSCONTROLS
![Page 39: Optimizing Daylighting Strategies](https://reader035.fdocuments.net/reader035/viewer/2022081403/554a7eb3b4c90568288b518c/html5/thumbnails/39.jpg)
11/30/2009
39
SIDELIGHTINGSIDELIGHTING –– DAYLIT ZONEDAYLIT ZONE –– CALCULATEDCALCULATED
OOPTIMIZINGPTIMIZING DDAYLIGHTINGAYLIGHTING SSTRATEGIESTRATEGIES
SIDELIGHTING SIDELIGHTING –– DAYLIT ZONE DAYLIT ZONE –– CALCULATEDCALCULATED
![Page 40: Optimizing Daylighting Strategies](https://reader035.fdocuments.net/reader035/viewer/2022081403/554a7eb3b4c90568288b518c/html5/thumbnails/40.jpg)
11/30/2009
40
OOPTIMIZINGPTIMIZING DDAYLIGHTINGAYLIGHTING SSTRATEGIESTRATEGIES
ARCHITECTS ARCHITECTS hannahanna gabrielgabriel wells Headquarterswells Headquarters
![Page 41: Optimizing Daylighting Strategies](https://reader035.fdocuments.net/reader035/viewer/2022081403/554a7eb3b4c90568288b518c/html5/thumbnails/41.jpg)
11/30/2009
41
OOPTIMIZINGPTIMIZING DDAYLIGHTINGAYLIGHTING SSTRATEGIESTRATEGIES
ARCHITECTS ARCHITECTS hannahanna gabrielgabriel wells Headquarterswells Headquarters
![Page 42: Optimizing Daylighting Strategies](https://reader035.fdocuments.net/reader035/viewer/2022081403/554a7eb3b4c90568288b518c/html5/thumbnails/42.jpg)
11/30/2009
42
OOPTIMIZINGPTIMIZING DDAYLIGHTINGAYLIGHTING SSTRATEGIESTRATEGIES
all ltg zones
ONltg
Daylight Harvest Potential
for Open Office Area
ON7%
zones a and c OFF8%
all ltg zones OFF85%85%
Interior LightingLighting Power Density
(W/SF)*
Installed lighting – without controls 0.82
Prescriptive ‐ with T24 daylight control credits 0.53
Performance ‐ estimate based on daylight modeling in open office
0.30
![Page 43: Optimizing Daylighting Strategies](https://reader035.fdocuments.net/reader035/viewer/2022081403/554a7eb3b4c90568288b518c/html5/thumbnails/43.jpg)
11/30/2009
43
OOPTIMIZINGPTIMIZING DDAYLIGHTINGAYLIGHTING SSTRATEGIESTRATEGIES
ARCHITECTS ARCHITECTS hannahanna gabrielgabriel wells Headquarterswells Headquarters
![Page 44: Optimizing Daylighting Strategies](https://reader035.fdocuments.net/reader035/viewer/2022081403/554a7eb3b4c90568288b518c/html5/thumbnails/44.jpg)
11/30/2009
44
OOPTIMIZINGPTIMIZING DDAYLIGHTINGAYLIGHTING SSTRATEGIESTRATEGIES
TTHEHE MANYMANY BENEFITSBENEFITS OFOF DAYLIGHTINGDAYLIGHTING……HHEALTHIEREALTHIER && HAPPIERHAPPIER EMPLOYEESEMPLOYEESHHEALTHIEREALTHIER & & HAPPIERHAPPIER EMPLOYEESEMPLOYEES
NNOTOT ONLYONLY COMPLYCOMPLY WITHWITH T24, T24, DODO BETTERBETTER THANTHAN T24T24AACHIEVECHIEVE LEEDLEED POINTSPOINTS
RREALIZEEALIZE ENERGYENERGY SAVINGSSAVINGS
EEARNARN UTILITYUTILITY INCENTIVESINCENTIVES
![Page 45: Optimizing Daylighting Strategies](https://reader035.fdocuments.net/reader035/viewer/2022081403/554a7eb3b4c90568288b518c/html5/thumbnails/45.jpg)
11/30/2009
45
OOPTIMIZINGPTIMIZING DDAYLIGHTINGAYLIGHTING SSTRATEGIESTRATEGIES
PPRESENTEDRESENTED BYBY::PPRESENTEDRESENTED BYBY::Sandy HouckSandy Houck
[email protected]@brummitt.com
December 3, 2009December 3, 2009
BRUMMITT ENERGY ASSOC IATES , INC ..Helping people achieve very energy efficient buildings