daylight design and research activities...2015/10/23 · daylighting design and research activities...
TRANSCRIPT
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Daylighting design and research activities supported by RADIANCE David Geisler-Moroder, Bartenbach GmbH / DIVA Day 2015, 23.10.2015, London
Daylight design and research activities
supported by Radiance simulations
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Daylighting design and research activities supported by RADIANCE David Geisler-Moroder, Bartenbach GmbH / DIVA Day 2015, 23.10.2015, London
„Light harvester“
![Page 4: Daylight design and research activities...2015/10/23 · Daylighting design and research activities supported by RADIANCE David Geisler-Moroder, Bartenbach GmbH / DIVA Day 2015, 23.10.2015,](https://reader034.vdocuments.mx/reader034/viewer/2022051913/6003b4a0c8e8af0cc671d839/html5/thumbnails/4.jpg)
Daylighting design and research activities supported by RADIANCE David Geisler-Moroder, Bartenbach GmbH / DIVA Day 2015, 23.10.2015, London
„Light harvester“
transmission
reflection
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Daylighting design and research activities supported by RADIANCE David Geisler-Moroder, Bartenbach GmbH / DIVA Day 2015, 23.10.2015, London
„Light harvester“
© 2015 Google
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Daylighting design and research activities supported by RADIANCE David Geisler-Moroder, Bartenbach GmbH / DIVA Day 2015, 23.10.2015, London
„Light harvester“
CIE clear sky, 21.6., noon, Innsbruck
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Daylighting design and research activities supported by RADIANCE David Geisler-Moroder, Bartenbach GmbH / DIVA Day 2015, 23.10.2015, London
„Light harvester“
cDA500lx, 8-18h
L0 63%
L1 57%
L2 61%
L3 73%
based on annual
climate data for
Innsbruck, Austria annual demand for artificial lighting: 12.7 kWh/m2
(based on 12.5 W/m2 and 2.5 W/m2 connected power for office and corridor spaces)
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Daylighting design and research activities supported by RADIANCE David Geisler-Moroder, Bartenbach GmbH / DIVA Day 2015, 23.10.2015, London
Integrated Day- and Artificial Light
1
23
4
daylight sensor
artificial light
daylight system
HVAC
calculation points
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Daylighting design and research activities supported by RADIANCE David Geisler-Moroder, Bartenbach GmbH / DIVA Day 2015, 23.10.2015, London
Integrated Day- and Artificial Light
user
profile
target
daylight module
artificial light
module
energy module
temp.e
ffic
ien
cy
ch
eck
DL: setting
AL: intensity
AL: CCT
AL: balance
software module
set
DLM
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Daylighting design and research activities supported by RADIANCE David Geisler-Moroder, Bartenbach GmbH / DIVA Day 2015, 23.10.2015, London
Integrated Day- and Artificial Light
input for control: adapted daylight coefficient approach
daylight
system
calculation points
• Klems BSDF for daylighting system
• Reinhart sky subdivision (2305)
3-phase-DC method
for each system position (tilt angle):
1 DC for sky (upper quarter-sphere)
1 DC for ground (lower quarter-sphere)
1387 DCs for sun (façade-based
Cartesian grid 5°/5°)
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Daylighting design and research activities supported by RADIANCE David Geisler-Moroder, Bartenbach GmbH / DIVA Day 2015, 23.10.2015, London
DALEC Online Tool
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Daylighting design and research activities supported by RADIANCE David Geisler-Moroder, Bartenbach GmbH / DIVA Day 2015, 23.10.2015, London
DALEC Online Tool
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Daylighting design and research activities supported by RADIANCE David Geisler-Moroder, Bartenbach GmbH / DIVA Day 2015, 23.10.2015, London
DALEC Online Tool
location &
data moduledaylight module
artificial light
modulethermal module
energy demand
heating + cooling + lighting [W]
exterior illuminance [lx]
interior daylight
level [lx]
artificial light demand [W]
radiation [W]
exterior
temperature [°C]
occupant
& control
module
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Daylighting design and research activities supported by RADIANCE David Geisler-Moroder, Bartenbach GmbH / DIVA Day 2015, 23.10.2015, London
DALEC Online Tool
Daylight coefficient approach
• 1 factor for diffuse sky
• 145 sun factors (Tregenza / CIE 108-1994)
Time step evaluation
Emeasurement point = fD * Eh, diffuse + f‘S*Eh, direct
f‘D factor for diffuse sky
Eh,diffuse diffuse illuminance from weather data
f‘S sun factor for current sun position
Eh,direct direct illuminance from weather data
fD = Emeasurement point / Eh, exterior, diffuse sky
fiS = Emeasurement point / Eh, exterior, sun position i
for i = 1, … ,145
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Daylighting design and research activities supported by RADIANCE David Geisler-Moroder, Bartenbach GmbH / DIVA Day 2015, 23.10.2015, London
DALEC Online ToolValidation
Comparison measurement vs. DALEC simulation
• Monitoring in course of research project „Integrated Day- and Artificial Light“
• Illuminance calculation with DALEC based on measured exterior levels
00:00 06:00 12:00 18:00 00:000
200
400
600
800
1000
1200
1400
1600
1800
2000
Time
Illu
min
ance [
lx]
DALEC
Measurement
cloudy sky
clear sky
00:00 06:00 12:00 18:00 00:000
500
1000
1500
2000
2500
3000
3500
4000
4500
Time
Illu
min
ance [
lx]
DALEC
Measurement
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Daylighting design and research activities supported by RADIANCE David Geisler-Moroder, Bartenbach GmbH / DIVA Day 2015, 23.10.2015, London
DALEC Online Toolwww.dalec.net
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Daylighting design and research activities supported by RADIANCE David Geisler-Moroder, Bartenbach GmbH / DIVA Day 2015, 23.10.2015, London
Science TowerGraz, Austria
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Daylighting design and research activities supported by RADIANCE David Geisler-Moroder, Bartenbach GmbH / DIVA Day 2015, 23.10.2015, London
Science TowerGraz, Austria
𝐷𝐹 % =𝑖𝑛𝑡𝑒𝑟𝑖𝑜𝑟 𝑖𝑙𝑙𝑢𝑚𝑖𝑛𝑎𝑛𝑐𝑒
𝑒𝑥𝑡𝑒𝑟𝑖𝑜𝑟 𝑢𝑛𝑜𝑏𝑠𝑡𝑟𝑢𝑐𝑡𝑒𝑑 ℎ𝑜𝑟𝑖𝑧𝑜𝑛𝑡𝑎𝑙 𝑖𝑙𝑙𝑢𝑚𝑖𝑛𝑎𝑛𝑐𝑒∗ 100
DF
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Daylighting design and research activities supported by RADIANCE David Geisler-Moroder, Bartenbach GmbH / DIVA Day 2015, 23.10.2015, London
Science TowerGraz, Austria
𝐴𝑆𝐸1000𝑙 𝑥 250ℎ % =𝑎𝑟𝑒𝑎 𝑜𝑓 𝑡𝑎𝑟𝑔𝑒𝑡 𝑝𝑙𝑎𝑛𝑒 𝑤𝑖𝑡ℎ 𝑖𝑙𝑙𝑢𝑚𝑖𝑛𝑎𝑛𝑐𝑒 𝑓𝑟𝑜𝑚 𝑠𝑢𝑛 ≥ 1000𝑙𝑥 𝑓𝑜𝑟 ≥ 250ℎ
𝑡𝑜𝑡𝑎𝑙 𝑡𝑎𝑟𝑔𝑒𝑡 𝑎𝑟𝑒𝑎∗ 100
sDA300lx/50% = 68%
ASE1000lx/250h = 21%
𝐷𝐴300𝑙𝑥 % =𝑤𝑜𝑟𝑘𝑖𝑛𝑔 ℎ𝑜𝑢𝑟𝑠 𝑤𝑖𝑡ℎ 𝑑𝑎𝑦𝑙𝑖𝑔ℎ𝑡 𝑖𝑙𝑙𝑢𝑚𝑖𝑛𝑎𝑛𝑐𝑒 ≥ 300𝑙𝑥
𝑡𝑜𝑡𝑎𝑙 𝑤𝑜𝑟𝑘𝑖𝑛𝑔 ℎ𝑜𝑢𝑟𝑠∗ 100
𝑠𝐷𝐴300𝑙 𝑥 50% % =𝑎𝑟𝑒𝑎 𝑜𝑓 𝑡𝑎𝑟𝑔𝑒𝑡 𝑝𝑙𝑎𝑛𝑒 𝑤𝑖𝑡ℎ 𝐷𝐴 ≥ 50%
𝑡𝑜𝑡𝑎𝑙 𝑡𝑎𝑟𝑔𝑒𝑡 𝑎𝑟𝑒𝑎∗ 100
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Daylighting design and research activities supported by RADIANCE David Geisler-Moroder, Bartenbach GmbH / DIVA Day 2015, 23.10.2015, London
Science TowerGraz, Austria
VP2
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Daylighting design and research activities supported by RADIANCE David Geisler-Moroder, Bartenbach GmbH / DIVA Day 2015, 23.10.2015, London
Lichtwelt „inspire“ @ BartenbachAldrans, Austria
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Daylighting design and research activities supported by RADIANCE David Geisler-Moroder, Bartenbach GmbH / DIVA Day 2015, 23.10.2015, London
Lichtwelt „inspire“ @ BartenbachAldrans, Austria
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Daylighting design and research activities supported by RADIANCE David Geisler-Moroder, Bartenbach GmbH / DIVA Day 2015, 23.10.2015, London
Lichtwelt „inspire“ @ BartenbachAldrans, Austria
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Daylighting design and research activities supported by RADIANCE David Geisler-Moroder, Bartenbach GmbH / DIVA Day 2015, 23.10.2015, London
Lichtwelt „inspire“ @ BartenbachAldrans, Austria
Validation of new photon mapping extension with classic RADIANCE
Ph
oto
n M
ap
pin
gcla
ssic
RA
DIA
NC
E
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Daylighting design and research activities supported by RADIANCE David Geisler-Moroder, Bartenbach GmbH / DIVA Day 2015, 23.10.2015, London
Lichtwelt „inspire“ @ BartenbachAldrans, Austria
Validation of new photon mapping extension with classic RADIANCE
Photon Mapping
classic RADIANCE „ground truth“ (rtrace -I -aa 0 -ab 9 -ad 20000 -lw 1e-12 -lr -20)
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Daylighting design and research activities supported by RADIANCE David Geisler-Moroder, Bartenbach GmbH / DIVA Day 2015, 23.10.2015, London
Lichtwelt „inspire“ @ BartenbachAldrans, Austria
Light tube without
Fresnel structure
sky condition:
CIE clear sky
Aldrans/Austria
June 21, 13:00 CEST
???
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Daylighting design and research activities supported by RADIANCE David Geisler-Moroder, Bartenbach GmbH / DIVA Day 2015, 23.10.2015, London
Lichtwelt „inspire“ @ BartenbachAldrans, Austria
Light tube without
Fresnel structure
sky condition:
CIE clear sky
Aldrans/Austria
June 21, 13:00 CEST
geometry
export!
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Daylighting design and research activities supported by RADIANCE David Geisler-Moroder, Bartenbach GmbH / DIVA Day 2015, 23.10.2015, London
Lichtwelt „inspire“ @ BartenbachAldrans, Austria
Light tube without
Fresnel structure
sky condition:
CIE clear sky
Aldrans/Austria
June 21, 13:00 CEST
trying the same with
classic RADIANCE
Photon Mapping
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Daylighting design and research activities supported by RADIANCE David Geisler-Moroder, Bartenbach GmbH / DIVA Day 2015, 23.10.2015, London
Lichtwelt „inspire“ @ BartenbachAldrans, Austria
sky condition:
CIE clear sky
Aldrans/Austria
June 21, 13:00 CEST
Light tube with
diffuser and
Fresnel structure
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Daylighting design and research activities supported by RADIANCE David Geisler-Moroder, Bartenbach GmbH / DIVA Day 2015, 23.10.2015, London
SC FischaparkWiener Neustadt, Austria
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Daylighting design and research activities supported by RADIANCE David Geisler-Moroder, Bartenbach GmbH / DIVA Day 2015, 23.10.2015, London
Die Welle Frankfurt, Germany
© 2015 GeoBasis-DE/BKG (© 2009), Google
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Daylighting design and research activities supported by RADIANCE David Geisler-Moroder, Bartenbach GmbH / DIVA Day 2015, 23.10.2015, London
Die Welle Frankfurt, Germany
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Daylighting design and research activities supported by RADIANCE David Geisler-Moroder, Bartenbach GmbH / DIVA Day 2015, 23.10.2015, London
Die Welle Frankfurt, Germany
Glazing Venetian blind Redirecting blind
VB + control RB + control
*75% / #41% *28% / #0% *65% / #0%
*63% / #--% *74% / #--%
DA
(o
pera
tin
gh
ou
rsw
ith
E >
30
0lx
[%
])
*sDA300,50[%]#ASE1000,250h[%]acc. IES LM-83-12
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Daylighting design and research activities supported by RADIANCE David Geisler-Moroder, Bartenbach GmbH / DIVA Day 2015, 23.10.2015, London
Garmisch-Partenkirchen Medical CenterGarmisch, Germany
© 2015 GeoBasis-DE/BKG (© 2009), Google
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Daylighting design and research activities supported by RADIANCE David Geisler-Moroder, Bartenbach GmbH / DIVA Day 2015, 23.10.2015, London
Garmisch-Partenkirchen Medical CenterGarmisch, Germany
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Daylighting design and research activities supported by RADIANCE David Geisler-Moroder, Bartenbach GmbH / DIVA Day 2015, 23.10.2015, London
Garmisch-Partenkirchen Medical CenterGarmisch, Germany
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Daylighting design and research activities supported by RADIANCE David Geisler-Moroder, Bartenbach GmbH / DIVA Day 2015, 23.10.2015, London
Garmisch-Partenkirchen Medical CenterGarmisch, Germany
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Daylighting design and research activities supported by RADIANCE David Geisler-Moroder, Bartenbach GmbH / DIVA Day 2015, 23.10.2015, London
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David Geisler-MoroderBartenbach GmbH