Wolfgang Kessling: How to air-condition outdoor spaces

45,132 views ใƒป 2012-06-22

TED


ืื ื ืœื—ืฅ ืคืขืžื™ื™ื ืขืœ ื”ื›ืชื•ื‘ื™ื•ืช ื‘ืื ื’ืœื™ืช ืœืžื˜ื” ื›ื“ื™ ืœื”ืคืขื™ืœ ืืช ื”ืกืจื˜ื•ืŸ.

00:00
Translator: Morton Bast Reviewer: Thu-Huong Ha
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ืžืชืจื’ื: Orr Schlesinger ืžื‘ืงืจ: Ido Dekkers
00:16
Good evening.
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ืขืจื‘ ื˜ื•ื‘.
00:17
We are in this wonderful
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ืื ื—ื ื• ื ืžืฆืื™ื
00:19
open-air amphitheater
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ื‘ืืžืคื™ืชืื˜ืจื•ืŸ ื”ืคืชื•ื— ื”ื–ื”
00:21
and we are enjoying ourselves
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ื•ื ื”ื ื™ื ืœืขืฆืžื™ื ื•
00:23
in that mild evening
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ื‘ืขืจื‘ ื”ื ืขื™ื ื”ื–ื”,
00:25
temperature tonight,
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ื‘ื˜ืžืคืจื˜ื•ืจื” ื”ื ื•ื—ื” ืฉื™ืฉ ื”ืœื™ืœื”,
00:26
but when Qatar will host
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ืื‘ืœ ื›ืืฉืจ ืงื˜ืืจ ืชืืจื—
00:30
the football World Cup
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ืืช ืžืฉื—ืงื™ ื’ื‘ื™ืข ื”ืขื•ืœื ื‘ื›ื“ื•ืจื’ืœ
00:32
10 years from now,
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ื‘ืขื•ื“ ืขืฉืจ ืฉื ื™ื ืžื”ื™ื•ื,
00:33
2022,
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2022,
00:35
we already heard it will be
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ื›ื‘ืจ ืฉืžืขื ื• ืฉื”ืื™ืจื•ืข ื”ื•ืœืš ืœื”ืชืจื—ืฉ
00:36
in the hot, very hot and sunny
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ื‘ืชืงื•ืคืช ื”ืงื™ืฅ ื‘ืžื–ื’ ื”ืื•ื•ื™ืจ ื”ื—ื
00:40
summer months of June and July.
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ื”ืžืืคื™ื™ืŸ ืืช ื”ื—ื•ื“ืฉื™ื ื™ื•ื ื™-ื™ื•ืœื™.
00:42
And when Qatar has been assigned
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ื›ืืฉืจ ืงื˜ืืจ ื ื‘ื—ืจื” ืœืืจื—
00:45
to the World Cup all, many
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ืืช ื’ื‘ื™ืข ื”ืขื•ืœื,
00:46
people around the world have been
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ืื ืฉื™ื ืจื‘ื™ื ื‘ืขื•ืœื ืชื”ื•,
00:48
wondering, how would it be
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ืื™ืš ื–ื” ืืคืฉืจื™
00:49
possible that football players
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ืฉืฉื—ืงื ื™ ื›ื“ื•ืจื’ืœ
00:52
show spectacular football,
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ื™ืฆื™ื’ื• ืžืฉื—ืง ืžื“ื”ื™ื,
00:54
run around in this desert
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ื™ืจื•ืฆื• ืกื‘ื™ื‘ ื‘ืืงืœื™ื
00:55
climate? How would it be
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ื”ืžื“ื‘ืจื™ ื”ื–ื”? ืื™ืš ื–ื” ื™ืชื›ืŸ
00:57
possible that spectators sit,
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ืฉื”ืฆื•ืคื™ื ื™ืฉื‘ื•,
00:59
enjoy themselves in open-air
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ื•ื™ื”ื ื• ืœื”ื ื‘ืื•ื•ื™ืจ ื”ืคืชื•ื—
01:02
stadia in this hot environment?
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ื‘ืื™ืฆื˜ื“ื™ื•ืŸ ื‘ืžื–ื’ ืื•ื•ื™ืจ ืฉื›ื–ื”?
01:06
Together with the architects of
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ื‘ืฉื™ืชื•ืฃ ืขื ื”ืืจื›ื™ื˜ืงื˜ื™ื
01:07
Albert Speer & Partner, our engineers
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ืืœื‘ืจื˜ ืฉืคื™ืจ ื•ืฉื•ืชืคื™ื•, ื•ื‘ืขื–ืจืช ื”ืžื”ื ื“ืกื™ื ืฉืœื ื•
01:09
from Transsolar have been
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ืžื—ื‘ืจืช ื˜ืจื ืก-ืกื•ืœืืจ
01:11
supporting, have been developing
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ืขื‘ื“ื ื• ืขืœ ืคื™ืชื•ื—
01:13
open-air stadia based on 100 percent
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ืื™ืฆื˜ื“ื™ื•ืŸ ืคืชื•ื— ืœืื•ื•ื™ืจ, ื”ืžื‘ื•ืกืก ืขืœ ืžืื” ืื—ื•ื–
01:16
solar power, on 100 percent solar cooling.
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ืื ืจื’ื™ื” ืกื•ืœืืจื™ืช, ืขืœ ืžืื” ืื—ื•ื– ืงื™ืจื•ืจ ืžื‘ื•ืกืก ืื ืจื’ื™ื” ืกื•ืœืืจื™ืช.
01:21
Let me tell you about that,
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ื”ืจืฉื• ืœื™ ืœืกืคืจ ืœื›ื ืขืœ ื–ื”,
01:22
but let me start with comfort.
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ืื‘ืœ ืชื ื• ืœื™ ืœื”ืชื—ื™ืœ ืขื ื”ื ื•ื—ื•ืช.
01:24
Let me start with the aspect
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ืื ื™ ืืชื—ื™ืœ ืขื ื”ืืกืคืงื˜
01:25
of comfort, because many people
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ืฉืœ ื”ื ื•ื—ื•ืช, ื›ื™ื•ื•ืŸ ืฉื”ืจื‘ื” ืื ืฉื™ื
01:27
are confusing
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ืžื‘ืœื‘ืœื™ื
01:30
ambient temperature
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ืืช ื˜ืžืคืจื˜ื•ืจืช ื”ืกื‘ื™ื‘ื”
01:32
with thermal comfort.
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ืขื ื ื•ื—ื•ืช ื˜ืจืžื™ืช.
01:34
We are used to looking at charts like
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ืื ื—ื ื• ืจื’ื™ืœื™ื ืœื”ืกืชื›ืœ ืขืœ ื“ื™ืื’ืจืžื•ืช ื›ืืœื”,
01:35
that, and you see this red line
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ืืชื ืจื•ืื™ื ืืช ื”ืงื• ื”ืื“ื•ื
01:37
showing the air temperature
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ื”ืžืฆื‘ื™ืข ืขืœ ื˜ืžืคืจื˜ื•ืจืช ื”ืื•ื•ื™ืจ
01:39
in June and July, and yes, that's right,
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ื‘ื—ื•ื“ืฉื™ื ื™ื•ื ื™-ื™ื•ืœื™, ื•... ื›ืŸ, ื–ื” ื ื›ื•ืŸ,
01:40
it's picking up to 45 degrees C.
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ื”ื•ื ืžื’ื™ืข ืขืœ ืœ 45 ืžืขืœื•ืช ืฆืœืกื™ื•ืก.
01:43
It's actually very hot.
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ื–ื” ื‘ืืžืช ืžืื•ื“ ื—ื.
01:45
But air temperature is not
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ืื‘ืœ ื˜ืžืคืจื˜ื•ืจืช ื”ืื•ื•ื™ืจ ื”ื™ื ืœื
01:48
the full set of climatic
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ื”ืชืžื•ื ื” ื”ืžืœืื” ื‘ื ื•ื’ืข
01:50
parameters which define comfort.
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ืœืคืจืžื˜ืจื™ื ื”ืืงืœื™ืžื™ื™ื ื”ืžื’ื“ื™ืจื™ื ื ื•ื—ื•ืช.
01:52
Let me show you analysis
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ืชืกืชื›ืœื• ื›ืืŸ ืขืœ ื”ื ื™ืชื•ื—
01:54
a colleague of mine did looking
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ืฉื‘ื™ืฆืข ื—ื‘ืจ ืฉืœื™ ืœืขื‘ื•ื“ื”, ื‘ื”ืกืชื›ืœื•ืช
01:57
on different football, World Cups,
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ืขืœ ืื™ืจื•ืขื™ื ืงื•ื“ืžื™ื ืฉืœ ื’ื‘ื™ืข ื”ืขื•ืœื,
02:00
Olympic Games around the world,
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ืžืฉื—ืงื™ื ืื•ืœื™ืžืคื™ื™ื ื‘ืจื—ื‘ื™ ื”ืขื•ืœื,
02:02
looking on the comfort
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ื‘ื—ื™ืคื•ืฉ ืื—ืจ ื ื•ื—ื•ืช
02:03
and analyzing the comfort
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ื•ื ื™ืชื•ื— ืฉืœ ื”ื ื•ื—ื•ืช
02:05
people have perceived at these
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ืฉื—ื•ื• ื”ืื ืฉื™ื
02:07
different sport activities,
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ื‘ืžื”ืœืš ืคืขื™ืœื•ื™ื•ืช ื”ืกืคื•ืจื˜ ื”ืœืœื•.
02:09
and let me start with Mexico.
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ืื ื™ ืืชื—ื™ืœ ื‘ืžืงืกื™ืงื•.
02:11
Mexico temperature has been, air
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ื”ื˜ืžืคืจื˜ื•ืจื” ื‘ืžืงืกื™ืงื•, ื˜ืžืคืจื˜ื•ืจืช ื”ืื•ื•ื™ืจ
02:12
temperature has been something between
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ื”ื™ืชื” ื‘ืกื‘ื™ื‘ื•ืช
02:14
15, up to 30 degrees C, and people
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15, ืขื“ 30 ืžืขืœื•ืช ืฆืœืกื™ื•ืก, ื•ืื ืฉื™ื
02:17
enjoyed themselves.
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ื ื”ื ื• ื•ื”ืจื’ื™ืฉื• ื‘ื ื•ื—.
02:19
It was a very comfortable game
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ื–ื” ื”ื™ื” ืžืฉื—ืง ืžืื•ื“ ื ื•ื—
02:21
in Mexico City. Have a look.
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ื‘ืžืงืกื™ืงื• ืกื™ื˜ื™. ื”ื ื”, ืชืจืื•.
02:23
Orlando, same kind of stadium,
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ืื•ืจืœื ื“ื•, ืื•ืชื• ืกื•ื’ ืฉืœ ืื™ืฆื˜ื“ื™ื•ืŸ,
02:26
open-air stadium. People have
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ืืฆื˜ื“ื™ื•ืŸ ื‘ืื•ื•ื™ืจ ื”ืคืชื•ื—. ืื ืฉื™ื
02:28
been sitting in the strong sun,
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ื™ืฉื‘ื• ื‘ืฉืžืฉ ื”ื—ื–ืงื”,
02:31
in the very high humidity
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ื‘ืœื—ื•ืช ื”ื’ื‘ื•ื”ื”
02:33
in the afternoon, and they
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ืฉืœ ืื—ืจ ื”ืฆื”ืจื™ื, ื•ื”ื
02:34
did not enjoy. It was not comfortable.
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ืœื ื ื”ื ื•. ืœื ื”ื™ื” ืœื”ื ื ื•ื—.
02:36
The air temperature was not too high, but it was not
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ื˜ืžืคืจื˜ื•ืจืช ื”ืื•ื•ื™ืจ ืœื ื”ื™ื™ืชื” ื’ื‘ื•ื”ื” ืžื“ื™ื™, ืื‘ืœ ื–ื” ืœื ื”ื™ื”
02:38
comfortable during these games.
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ื ื•ื— ื•ื ืขื™ื ื‘ืžื”ืœืš ื”ืžืฉื—ืงื™ื ื”ืœืœื•.
02:40
What about Seoul? Seoul, because
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ืžื” ื‘ื ื•ื’ืข ืœืกื™ืื•ืœ? ืกื™ืื•ืœ, ื‘ื’ืœืœ
02:42
of broadcast rights, all the
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ื–ื›ื•ื™ื•ืช ื”ืฉื™ื“ื•ืจ, ื›ืœ
02:45
games have been in the late
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ื”ืžืฉื—ืงื™ื ื”ืชืงื™ื™ืžื• ื‘ืฉืขื•ืช ืื—ืจ ื”ืฆื”ืจื™ื™ื ื”ืžืื•ื—ืจื•ืช.
02:46
afternoon. Sun has already been
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ื”ืฉืžืฉ ื›ื‘ืจ ืฉืงืขื”,
02:47
set, so the games have been
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ื›ืš ืฉื”ืžืฉื—ืงื™ื ื ืชืคืกื•
02:50
perceived as comfortable.
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ื›ื ื•ื—ื™ื.
02:52
What about Athens? Mediterranean
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ืžื” ืขื ืืชื•ื ื”?
02:55
climate, but in the sun it was
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ืžื–ื’ ืื•ื•ื™ืจ ื™ื ืชื™ื›ื•ื ื™, ืื‘ืœ ื‘ืฉืžืฉ ืœื ื”ื™ื” ื ื•ื—.
02:58
not comfortable. They didn't perceive comfort.
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ื”ืชื ืื™ื ืœื ื ืชืคืกื• ื›ื ื•ื—ื™ื.
03:00
And we know that from Spain,
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ื•ืื ื—ื ื• ื™ื•ื“ืขื™ื ืฉืžืกืคืจื“,
03:02
we know that "sol y sombra."
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ืื ื—ื ื• ืžื›ื™ืจื™ื ืืช "ืฉืžืฉ ื•ืฆืœ."
03:04
If you have a ticket, and you
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ืื ื”ื™ื” ืœืš ื›ืจื˜ื™ืก,
03:07
get a ticket for the shade,
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ื•ื”ืฉื’ืช ื›ืจื˜ื™ืก ืœืฆืœ,
03:08
you pay more, because you're
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ื”ื™ื™ืช ืžืฉืœื ื™ื•ืชืจ, ื›ื™ื•ื•ืŸ ืฉืืชื”
03:11
in a more comfortable environment.
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ื‘ืกื‘ื™ื‘ื” ื ื•ื—ื” ื™ื•ืชืจ.
03:14
What about Beijing?
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ืžื” ืขื ื‘ื™ื™ื’'ื™ื ื’?
03:16
It's again, sun in the day
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ืฉื•ื‘, ืžื–ื’ ืื•ื•ื™ืจ ืฉืžืฉื™ ื‘ื™ื•ื
03:18
and high humidity,
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ืขื ืœื—ื•ืช ื’ื‘ื•ื”ื”,
03:20
and it was not comfortable.
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ืœื ื”ื™ื” ื ื•ื—.
03:21
So if I overlay, and if you
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ืื– ืื ื ืืกื•ืฃ ืืช ื›ืœ ื–ื”,
03:22
overlay all these comfort
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ืืช ื›ืœ ื”ืคืจืžื˜ืจื™ื ื”ืžื’ื“ื™ืจื™ื ื ื•ื—ื•ืช,
03:24
envelopes, what we see is,
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ืžื” ืฉื ืจืื” ื–ื”,
03:26
in all these places, air temperature has
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ืฉื‘ื›ืœ ื”ืžืงื•ืžื•ืช ื”ืœืœื•, ื˜ืžืคืจื˜ื•ืจืช ื”ืื•ื•ื™ืจ ื”ื™ืชื”
03:28
been ranging something from 25
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ื‘ื™ืŸ ื‘ืขืจืš 25
03:32
to 35, and if you go on
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ืœ- 35 ืžืขืœื•ืช ืฆืœืกื™ื•ืก,
03:34
the line, 30, of 30 degrees C
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ื•ืื ื ืžืฉื™ืš ืขืœ ื”ืงื•, 30, ืฉืœ 30 ืžืขืœื•ืช ืฆืœืกื™ื•ืก
03:37
ambient temperatures. If you
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ื‘ื˜ืžืคืจื˜ื•ืจืช ื”ืกื‘ื™ื‘ื”. ืื ืชืžืฉื™ืš
03:38
go along that line you see
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ืขืœ ื”ืงื• ื”ื–ื”, ืชืจืื•
03:40
there has been all kind of
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ืฉื”ื•ื ืžืชืคืจืก ืขืœ ื›ืœ ื”ืจืžื•ืช ืฉืœ
03:42
comfort, all kinds of perceived
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ื ื•ื—ื•ืช, ื›ืœ ื”ืจืžื•ืช ืžื‘ื—ื™ื ืช ื”ืชืคื™ืกื” ืฉืœ
03:45
outdoor comfort, ranging from
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ื ื•ื—ื•ืช ื‘ืื•ื•ื™ืจ ื”ืคืชื•ื—, ื”ื—ืœ
03:47
very comfortable
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ืžื ื•ื— ืžืื•ื“
03:48
to very uncomfortable.
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ื•ืขื“ ืœื ื ื•ื— ื‘ื›ืœืœ.
03:50
So why is that?
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ืื– ืœืžื” ื–ื” ืงื•ืจื”?
03:52
This is because there are
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ื–ื” ืงื•ืจื” ื‘ื’ืœืœ ืฉื™ืฉ
03:54
more parameters influencing
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ืขื•ื“ ืคืจืžื˜ืจื™ื ื”ืžืฉืคื™ืขื™ื
03:56
our thermal comfort, which is
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ืขืœ ื”ื ื•ื—ื•ืช ื”ื˜ืจืžื™ืช ืฉืœื ื•, ืฉื”ื
03:58
the sun, the direct sun,
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ื”ืฉืžืฉ, ืฉืžืฉ ื™ืฉื™ืจื”,
04:01
the diffuse sun, which is wind,
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ื”ืฉืžืฉ ื”ืœื ื™ืฉื™ืจื”, ื”ืจื•ื—,
04:03
strong wind, mild wind, which is
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ืจื•ื— ื—ื–ืงื”, ืจื•ื— ืžืชื•ื ื”,
04:06
air humidity, which is
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ื”ืœื—ื•ืช ื‘ืื•ื•ื™ืจ,
04:08
the radiant temperature of the
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ื”ื˜ืžืคืจื˜ื•ืจื” ื”ืžื•ืงืจื ืช
04:10
surroundings where we are in.
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ืžื”ืกื•ื‘ื‘ ืื•ืชื ื• ื”ื™ื›ืŸ ืฉืื ื• ื ืžืฆืื™ื.
04:12
And this is air temperature.
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ื–ืืช ื˜ืžืคืจื˜ื•ืจืช ื”ืื•ื•ื™ืจ.
04:14
All these parameters go into
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ื›ืœ ื”ืคืจืžื˜ืจื™ื ื”ืœืœื• ื ื›ื ืกื™ื
04:15
the comfort feeling of our
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ืœืชื•ืš ืชื—ื•ืฉืช ื”ื ื•ื—ื•ืช ืฉืœ
04:17
human body, and scientists
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ื’ื•ืฃ ื”ืื“ื, ื•ืžื“ืขื ื™ื
04:19
have developed a parameter,
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ืคื™ืชื—ื• ืคืจืžื˜ืจ,
04:21
which is the perceived
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ืฉื ืงืจื ื”ื˜ืžืคืจื˜ื•ืจื” ื”ืžื•ืจื’ืฉืช,
04:23
temperature, where all these
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ืฉื‘ื” ื›ืœ ื”ืคืจืžื˜ืจื™ื ื”ืœืœื•
04:25
parameters go in and help
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ืžืฉืชืชืคื™ื, ื•ืขื•ื–ืจื™ื
04:27
designers to understand
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ืœืžืขืฆื‘ื™ื ื•ืžืชื›ื ื ื™ื ืœื”ื‘ื™ืŸ
04:30
which is the driving parameter
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ืžื”ื• ื”ืคืจืžื˜ืจ ื”ืžืฉืคื™ืข
04:32
that I feel comfort or that
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ืขืœ ื”ืจื’ืฉืช ื”ื ื•ื—ื•ืช
04:34
I don't feel comfort.
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ืื• ื”ืื™ ื ื•ื—ื•ืช ืฉืื ื™ ืžืจื’ื™ืฉ.
04:35
Which is the driving parameter
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ืžื”ื• ื”ืคืจืžื˜ืจ ื”ืžืฉืคื™ืข
04:37
which gives me a perceived
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ืฉืงื•ื‘ืข ืœื™ ืืช
04:38
temperature? And these parameters,
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ื”ื˜ืžืคืจื˜ื•ืจื” ื”ืžื•ืจื’ืฉืช? ื”ืคืจืžื˜ืจื™ื ื”ืœืœื•,
04:41
these climatic parameters are
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ื”ืคืจืžื˜ืจื™ื ื”ืืงืœื™ืžื™ื™ื ื”ืœืœื•
04:42
related to the human metabolism.
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ืงืฉื•ืจื™ื ืœื—ื™ืœื•ืฃ ื”ื—ื•ืžืจื™ื ื‘ื’ื•ืฃ ื”ืื“ื.
04:47
Because of our metabolism,
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ื›ื™ื•ื•ืŸ ืฉืขืงื‘ ื—ื™ืœื•ืฃ ื”ื—ื•ืžืจื™ื ืฉืœื ื•,
04:49
we as human beings,
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ืื ื—ื ื• ื›ื‘ื ื™ ืื“ื,
04:51
we produce heat.
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ืžื™ื™ืฆืจื™ื ื—ื•ื.
04:52
I'm excited, I'm talking to you,
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ืื ื™ ืžืชืจื’ืฉ, ืื ื™ ืžื“ื‘ืจ ืืœื™ื›ื,
04:54
I'm probably producing
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ืื ื™ ื›ื ืจืื” ืžื™ื™ืฆืจ
04:56
150 watts
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ืžืื” ื•ื—ืžื™ืฉื™ื ื•ื•ืื˜
04:57
at the moment. You are sitting,
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ื‘ืจื’ืข ื–ื”. ืืชื ื™ื•ืฉื‘ื™ื,
04:58
you are relaxed, you're looking
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ืืชื ื ื™ื ื•ื—ื™ื, ืžืกืชื›ืœื™ื
05:00
at me. It's probably 100
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ืขืœื™. ื–ื” ื‘ืขืจืš 100 ื•ื•ืื˜
05:01
watts each person is producing,
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ืฉื›ืœ ืื—ื“ ืžื›ื ืžื™ื™ืฆืจ,
05:03
and we need to get rid of that
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ื•ืื ื—ื ื• ืฆืจื™ื›ื™ื ืœื”ื™ืคื˜ืจ ืžื”ืื ืจื’ื™ื” ื”ื–ื•
05:05
energy. I need, with my body,
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ืื ื™ ืฆืจื™ืš ืขื ื”ื’ื•ืฃ ืฉืœื™,
05:07
to get rid of the energy, and
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ืœื”ื™ืคื˜ืจ ืžื”ืื ืจื’ื™ื”,
05:08
the harder it is for myself,
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ื•ื›ื›ืœ ืฉื–ื” ืงืฉื” ื™ื•ืชืจ ื‘ืฉื‘ื™ืœื™,
05:10
for my body, to get rid of the
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ื‘ืฉื‘ื™ืœ ื”ื’ื•ืฃ ืฉืœื™, ืœื”ื™ืคื˜ืจ ืžื›ืœ ื”ืื ืจื’ื™ื” ื”ื–ื•,
05:12
energy, the less comfort I feel.
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ืื ื™ ืืจื’ื™ืฉ ืคื—ื•ืช ื‘ื ื•ื—.
05:14
That's it. And if I don't
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ื–ื”ื• ื–ื”. ื•ืื ืื ื™ ืœื
05:17
get rid of the energy,
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ื ืคื˜ืจ ืžื”ืื ืจื’ื™ื” ื”ื–ื•,
05:18
I will die.
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ืื ื™ ืืžื•ืช.
05:19
If we overlay what happens
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ืื ื ืžืฆืข ืžื” ืฉืงื•ืจื”
05:24
during the football World Cup,
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ื‘ืžื”ืœืš ืžืฉื—ืงื™ ื’ื‘ื™ืข ื”ืขื•ืœื ื‘ื›ื“ื•ืจื’ืœ,
05:26
what will happen in June, July,
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ืžื” ื™ืงืจื” ื‘ื™ื•ื ื™, ื™ื•ืœื™,
05:28
we will see, yes, air
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ืื ื—ื ื• ื ืจืื”, ื›ืŸ, ื˜ืžืคืจื˜ื•ืจืช ื”ืื•ื•ื™ืจ
05:29
temperature will be much higher,
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ื’ื‘ื•ื”ื” ื‘ื”ืจื‘ื”
05:31
but because the games and
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ืื‘ืœ ื‘ื’ืœืœ ืฉื”ืžืฉื—ืงื™ื
05:32
the plays will be in the afternoon,
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ื•ื”ืžื•ืคืขื™ื ื™ืชืงื™ื™ืžื• ืื—ืจ ื”ืฆื”ืจื™ื,
05:35
it's probably the same comfort
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ื–ื” ื›ื ืจืื” ื‘ืขืจืš ื‘ืื•ืชื” ืจืžืช ื ื•ื—ื•ืช
05:37
rating we've found in other
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ืฉืžืฆืื ื• ื‘ืฉืืจ
05:38
places which has perceived
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ื”ืžืงื•ืžื•ืช ืฉื ืชืคืกื•
05:40
as non-comfortable.
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ื›ืœื ื ื•ื—ื™ื.
05:41
So we sat together with a team
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ืื– ื™ืฉื‘ื ื• ื‘ื™ื—ื“ ืขื ืฆื•ื•ืช
05:44
which prepared the Bid Book, or goal,
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ืฉื”ื›ื™ืŸ ืืช ืจืฉื™ืžืช ื”ืžื˜ืจื•ืช ืฉืœื ื•,
05:46
that we said, let's aim
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ื‘ื”ืŸ ืืžืจื ื• ืฉืื ื• ืจื•ืฆื™ื ืœื›ื•ื•ืŸ
05:49
for perceived temperature,
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ืœื›ืš ืฉื”ื˜ืžืคืจื˜ื•ืจื” ื”ืžื•ืจื’ืฉืช,
05:51
for outdoor comfort in this range,
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ืœื ื•ื—ื•ืช ื‘ืื•ื•ื™ืจ ื”ืคืชื•ื— ืชื”ื™ื” ื‘ื˜ื•ื•ื— ื”ื–ื”,
05:53
which is perceived with a
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ืฉื ืชืคืก ื›ื˜ืžืคืจื˜ื•ืจื”
05:55
temperature of 32 degrees
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ืฉืœ ืฉืœื•ืฉื™ื ื•ืฉืชื™ื™ื ืžืขืœื•ืช ืฆืœืกื™ื•ืก
05:58
Celsius perceived temperature,
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ื‘ืจืžืช ื”ื”ืจื’ืฉื”,
06:00
which is extremely comfortable.
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ืฉื–ื” ื ื—ืฉื‘ ืžืื•ื“ ื ื•ื—.
06:02
People would feel really fine
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ืื ืฉื™ื ื™ืจื’ื™ืฉื• ื‘ืกื“ืจ ื’ืžื•ืจ
06:04
in an open outdoor environment.
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ื‘ืกื‘ื™ื‘ื” ื‘ืื•ื•ื™ืจ ื”ืคืชื•ื—.
06:06
But what does it mean?
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ืื‘ืœ ืžื” ื–ื” ืื•ืžืจ?
06:08
If we just look on what happens,
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ืื ื ืกืชื›ืœ ืขืœ ืžื” ืฉืงื•ืจื”,
06:10
we see, temperature's too high.
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ื ืจืื” ืฉื”ื˜ืžืคืจื˜ื•ืจื” ื’ื‘ื•ื”ื” ืžื“ื™ื™.
06:13
If we apply the best architectural design,
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ืื ื ืืžืฅ ืืช ื”ืชื›ื ื•ืŸ ื”ืืจื›ื™ื˜ืงื˜ื•ื ื™ ื”ืžื™ื˜ื‘ื™,
06:15
climate engineering design,
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ื”ื ื“ืกืช ื•ืขื™ืฆื•ื‘ ืืงืœื™ื,
06:17
we won't get much better.
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ืœื ื ืฆืœื™ื— ืœื”ื’ื™ืข ืœืจืžื” ื˜ื•ื‘ื” ื™ื•ืชืจ.
06:19
So we need to do something active.
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ืื– ืื ื—ื ื• ืฆืจื™ื›ื™ื ืœืคืขื•ืœ ื‘ืื•ืคืŸ ืืงื˜ื™ื‘ื™.
06:22
We need, for instance, to bring
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ืื ื—ื ื• ืฆืจื™ื›ื™ื ืœืžืฉืœ, ืœื”ื‘ื™ื
06:23
in radiant cooling technology,
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ื˜ื›ื ื•ืœื•ื’ื™ื•ืช ืฉืœ ืงื™ืจื•ืจ ื‘ื”ืกืขื”,
06:26
and we need to combine this
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ื•ืขืœื™ื ื• ืœืฉืœื‘ ื–ืืช ืขื
06:27
with so-called soft conditioning.
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ืžื” ืฉื ืงืจื ืžื™ื–ื•ื’ ืขื“ื™ืŸ.
06:30
And how does it look like in a stadium?
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ื•ืื™ืš ื–ื” ื ืจืื” ื‘ืื™ืฆื˜ื“ื™ื•ืŸ?
06:31
So the stadium has a few
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ืœืื™ืฆื˜ื“ื™ื•ืŸ ื™ืฉ ื›ืžื”
06:33
elements which create that
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ืืœืžื ื˜ื™ื ืฉื™ื•ืฆืจื™ื
06:35
outdoor comfort. First of all,
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ืืช ื”ื ื•ื—ื•ืช ื”ื—ื™ืฆื•ื ื™ืช. ืงื•ื“ื ื›ืœ,
06:36
it's shading. It needs
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ื”ื•ื ืžืฆืœ. ื”ื•ื ืฆืจื™ืš
06:39
to protect where the people
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ืœื”ื’ืŸ ืขืœ ื”ืื™ื–ื•ืจ ื‘ื• ื™ื•ืฉื‘ื™ื ื”ืื ืฉื™ื
06:41
are sitting against strong
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ืžืคื ื™ ื”ืจื•ื— ื”ื—ื–ืงื”
06:43
and warm wind.
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ื•ื”ื—ืžื”.
06:44
But that's not all what we need
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ืื– ืœื ื›ืœ ืžื” ืฉืื ื• ืฆืจื™ื›ื™ื ืœืขืฉื•ืช.
06:45
to do. We need to use
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ืื ื—ื ื• ืฆืจื™ื›ื™ื ืœื”ืฉืชืžืฉ
06:48
active systems.
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ื‘ืžืขืจื›ื•ืช ืืงื˜ื™ื‘ื™ื•ืช.
06:51
Instead of blowing a hurricane
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ื‘ืžืงื•ื ืœื”ื–ืจื™ื ื”ื•ืจื™ืงืŸ
06:53
of chilled air through the stadium,
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ืฉืœ ืื•ื•ื™ืจ ืงืจ ื‘ืจื—ื‘ื™ ื”ืื™ืฆื˜ื“ื™ื•ืŸ,
06:55
we can use radiant
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ืื ื—ื ื• ื™ื›ื•ืœื™ื ืœื”ืฉืชืžืฉ ื‘ืงื™ืจื•ืจ
06:57
cooling technologies, like a
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ื‘ื”ื•ืœื›ื”, ืœืžืฉืœ
06:59
floor heating system where water
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ืžืขืจื›ืช ื—ื™ืžื•ื ืจืฆืคืชื™ืช ืฉื‘ื”
07:01
pipes are embedded in the floor.
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ืฆื™ื ื•ืจื•ืช ืžื™ื ื˜ื‘ื•ืขื™ื ื‘ืจืฆืคื”.
07:04
And just by using cold water
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ื•ืืš ื•ืจืง ืขืœ ื™ื“ื™ ืฉื™ืžื•ืฉ ื‘ืžื™ื ืงืจื™ื
07:06
going through the water pipes,
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ืฉืขื•ื‘ืจื™ื ื“ืจืš ื”ืฆื™ื ื•ืจื•ืช ื”ืœืœื•,
07:07
you can release the heat
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ืื ื—ื ื• ื™ื›ื•ืœื™ื ืœืฉื—ืจืจ ืืช ื”ื—ื•ื
07:09
which is absorbed during the day
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ืฉื ืกืคื’ ื‘ืžื”ืœืš ื”ื™ื•ื
07:11
in the stadium, so you can
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ื‘ืื™ืฆื˜ื“ื™ื•ืŸ, ื›ืš ืฉืื ื—ื ื• ื™ื›ื•ืœื™ื
07:12
create that comfort, and then by
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ืœื™ืฆื•ืจ ืืช ื”ื ื•ื—ื•ืช, ื•ืื– ืขืœ ื™ื“ื™
07:14
adding dry air instead of
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ื”ื•ืกืคืช ืื•ื•ื™ืจ ื™ื‘ืฉ ื‘ืžืงื•ื
07:16
down-chilled air, the spectators
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ืื•ื•ื™ืจ ืžืฆื•ื ืŸ, ื”ืฆื•ืคื™ื
07:19
and the football players can
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ื•ืฉื—ืงื ื™ ื”ื›ื“ื•ืจื’ืœ ื™ื•ื›ืœื•
07:21
adjust to their individual
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ืœืฉืœื•ื˜ ื‘ืฆืจื›ื™ ื”ื ื•ื—ื•ืช
07:23
comfort needs, to their
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ื”ืื™ื ื“ื™ื‘ื™ื“ื•ืืœื™ื ืฉืœื”ื, ืœื”ืชืื™ื ืื•ืชื
07:25
individual energy balance.
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ืœืžืื–ืŸ ื”ืื ืจื’ื™ื” ื”ืื™ืฉื™.
07:26
They can adjust and find
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ื”ื ื™ื›ื•ืœื™ื ืœื”ืชืื™ื ืืช ืขืฆืžื ืขืœ ืžื ืช ืœื”ื’ื™ืข
07:28
their comfort they need to find.
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ืœืชื—ื•ืฉืช ื”ื ื•ื—ื•ืช ืื•ืชื” ื”ื ืžื—ืคืฉื™ื.
07:31
There are 12 stadia probably
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ื™ืฉื ื 12 ืื™ืฆื˜ื“ื™ื•ื ื™ื ื›ื›ืœ ื”ื ืจืื”
07:35
to come, but there are
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ืฉื”ื•ืœื›ื™ื ืœื”ื™ื‘ื ื•ืช, ืื‘ืœ ื™ืฉ ื’ื
07:37
32 training pitches where
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32 ืžื’ืจืฉื™ ืื™ืžื•ืŸ ืฉื‘ื”ื
07:39
all the individual countries
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ื›ืœ ืžื“ื™ื ื”
07:41
are going to train.
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ื”ื•ืœื›ืช ืœื”ืชืืžืŸ.
07:42
We applied the same concept:
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ืื™ืžืฆื ื• ืืช ืื•ืชื” ื”ื’ื™ืฉื”:
07:44
shading of the training pitch,
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ื”ืฆืœื” ืฉืœ ืžื’ืจืฉ ื”ืื™ืžื•ื ื™ื,
07:46
using a shelter against wind,
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ืชื•ืš ืฉื™ืžื•ืฉ ื‘ื”ื’ื ื” ืžืคื ื™ ื”ืจื•ื—,
07:49
then using the grass.
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ืœืื—ืจ ืžื›ืŸ ื”ืฉืชืžืฉื ื• ื‘ืžืฉื˜ื— ื”ื“ืฉื.
07:51
Natural-watered lawn is a
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ืžืฉื˜ื— ื“ืฉื ื˜ื‘ืขื™ ืขื ื”ืฉืงื™ื” ื”ื•ื
07:54
very good cooling source
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ืืžืฆืขื™ ืงื™ืจื•ืจ ืžืฆื•ื™ื™ืŸ
07:55
stabilizing temperature,
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ืฉืžื™ื™ืฆื‘ ืืช ื”ื˜ืžืคืจื˜ื•ืจื”,
07:56
and using dehumidified air to
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ืชื•ืš ืฉื™ืžื•ืฉ ื‘ืื•ื•ื™ืจ ืขื ืœื—ื•ืช ืžื•ืคื—ืชืช ืขืœ ืžื ืช
07:58
create comfort.
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ืœื™ื™ืฆืจ ื ื•ื—ื•ืช.
07:59
But even the best passive design
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ืื‘ืœ ื’ื ื”ืขื™ืฆื•ื‘ ื”ืคืืกื™ื‘ื™ ื”ื˜ื•ื‘ ื‘ื™ื•ืชืจ
08:03
wouldn't help.
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ืœื ื™ืขื–ื•ืจ.
08:04
We need active system.
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ืื ื• ืฆืจื™ื›ื™ื ืžืขืจื›ื•ืช ืืงื˜ื™ื‘ื™ื•ืช.
08:05
And how do we do that?
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ื•ืื™ืš ืื ื—ื ื• ืขื•ืฉื™ื ื–ืืช?
08:06
Our idea for the bid was
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ื”ืจืขื™ื•ืŸ ืฉืœื ื• ืฉื”ื•ืฆืข ื”ื™ื”
08:08
100 percent solar cooling,
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100 ืื—ื•ื– ืฉืœ ืงื™ืจื•ืจ ืกื•ืœืืจื™,
08:10
based on the idea that we use
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ืฉืžื‘ื•ืกืก ืขืœ ื”ืจืขื™ื•ืŸ ืฉืื ื• ื ืฉืชืžืฉ
08:12
the roof of the stadia,
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ื‘ื’ื’ ืฉืœ ื”ืื™ืฆื˜ื“ื™ื•ืŸ,
08:14
we cover the roofs of the stadia
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ื ื›ืกื” ืืช ื”ื’ื’ ืฉืœ ื”ืื™ืฆื˜ื“ื™ื•ืŸ
08:16
with PV systems.
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ืขื ืžืขืจื›ื•ืช ืคื•ื˜ื•-ื•ื•ืœื˜ืื™ื•ืช (ืคืื ืœื™ื ืกื•ืœืจื™ื).
08:17
We don't borrow any energy
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ืื ื• ืœื ืœื•ืงื—ื™ื ืื ืจื’ื™ื” ื›ืœืฉื”ื™
08:20
from history.
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ืžื”ื”ื™ืกื˜ื•ืจื™ื”.
08:21
We are not using fossil energies.
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ืื ื• ืœื ืžืฉืชืžืฉื™ื ื‘ืื ืจื’ื™ื” ืคื•ืกื™ืœื™ืช.
08:23
We are not borrowing energy
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ืื™ื ื ื• ืœื•ื•ื™ื ืื ืจื’ื™ื”
08:25
from our neighbors.
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ืžืฉื›ื ื™ื ื•.
08:26
We're using energy we can harvest
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ืื ื• ืžืฉืชืžืฉื™ื ื‘ืื ืจื’ื™ื” ืฉืื ื• ื™ื›ื•ืœื™ื ืœื™ื™ืฆืจ
08:28
on our roofs, and also on the
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ื‘ื’ื’ื•ืช ืฉืœื ื•, ื•ื’ื
08:31
training pitches, which will be
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ื‘ืžื’ืจืฉื™ ื”ืื™ืžื•ืŸ, ืฉื™ื”ื™ื•
08:33
covered with large, flexible
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ืžื›ื•ืกื™ื ื‘ืžื™ืŸ ืžืžื‘ืจื ื•ืช ื’ื“ื•ืœื•ืช ื•ื’ืžื™ืฉื•ืช,
08:36
membranes, and we will see
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ื•ืื ื—ื ื• ื ืจืื”
08:37
in the next years an industry
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ืฉื‘ืฉื ื™ื ื”ืงืจื•ื‘ื•ืช ืชืขืฉื™ื”
08:39
coming up with flexible
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ืฉืชืฆืžื— ื•ืชื™ื™ืฆืจ
08:40
photovoltaics, giving
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ืืœืžื ื˜ื™ื ืคื•ื˜ื•-ื•ื•ืœื˜ืื™ื ื’ืžื™ืฉื™ื,
08:42
the possibilities of shading
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ืฉื™ืืคืฉืจื• ื”ืฆืœืœื”
08:44
against strong sun and producing
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ื›ื ื’ื“ ื”ืฉืžืฉ ื”ื—ื–ืงื”, ื•ื™ื™ืฆืจื•
08:45
electric energy in the same time.
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ืื ืจื’ื™ื” ื—ืฉืžืœื™ืช ื‘ืื•ืชื• ื–ืžืŸ.
08:48
And this energy now is
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ื”ืื ืจื’ื™ื” ื”ื–ื•
08:50
harvested throughout the year,
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ื ืื’ืจืช ื‘ืžื”ืœืš ื”ืฉื ื”,
08:51
sent into the grid,
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ื•ืžื•ืขื‘ืจืช ืœืจืฉืช ื”ื—ืฉืžืœ,
08:53
is replacing fossils
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ืžื—ืœื™ืคื” ืืช ื”ืฉื™ืžื•ืฉ ื‘ื“ืœืง ืžืื•ื‘ื ื™ื
08:55
in the grid, and when I need it
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ืœื™ื™ืฆื•ืจ ื—ืฉืžืœ ื‘ืจืฉืช, ื•ื›ืืฉืจ ืื ื™ ืฆืจื™ืš ืื•ืชื”
08:57
for the cooling, I take it
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ืœืฆื•ืจื›ื™ ืงื™ืจื•ืจ, ืื ื™ ืœื•ืงื— ืื•ืชื”
09:00
back from the grid and I
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ื‘ื—ื–ืจื” ืžื”ืจืฉืช ื•ืื ื™
09:02
use the solar energy
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ืžืฉืชืžืฉ ื‘ืื ืจื’ื™ื” ื”ืกื•ืœืืจื™ืช
09:04
which I have brought to the grid
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ืฉื”ื‘ืืชื™ ืœืจืฉืช ื”ื—ืฉืžืœ
09:06
back when I need
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ื‘ื—ื–ืจื” ื›ืืฉืจ ืื ื™ ืฆืจื™ืš
09:07
it for the solar cooling.
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ืื•ืชื” ืœืงื™ืจื•ืจ.
09:08
And I can do that in the first
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ืื ื™ ื™ื›ื•ืœ ืœืขืฉื•ืช ื–ืืช ื‘ืฉื ื” ื”ืจืืฉื•ื ื”
09:10
year and I can balance that
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ื•ืœืื–ืŸ ืืช ื–ื” ื‘ืžื”ืœืš
09:11
in the next 10, and the next
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ืขืฉืจ ื”ืฉื ื™ื ืœืื—ืจ ืžื›ืŸ,
09:12
20 years, this energy,
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ื•ื‘ืขืฉืจื™ื ื”ืฉื ื™ื ืœืื—ืจ ืžื›ืŸ, ื”ืื ืจื’ื™ื” ื”ื–ื•,
09:14
which is necessary to condition
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ืฉื ื—ื•ืฆื” ืขืœ ืžื ืช
09:16
a World Cup in Qatar,
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ืœืžื–ื’ ืืช ืื™ืจื•ืขื™ ื”ื’ื‘ื™ืข ื”ืขื•ืœืžื™ ื‘ืงื˜ืืจ,
09:18
the next 20 years, this energy
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ืขืฉืจื™ื ื”ืฉื ื™ื ื”ื‘ืื•ืช, ื”ืื ืจื’ื™ื” ื”ื–ื•
09:20
goes into the grid of Qatar.
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ื ื›ื ืกืช ืœืจืฉืช ื”ื—ืฉืžืœ ืฉืœ ืงื˜ืืจ.
09:23
So this -- (Applause)
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ืื– -- (ืžื—ื™ืื•ืช ื›ืคื™ื™ื)
09:24
Thank you very much. (Applause)
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ืชื•ื“ื” ืจื‘ื” ืœื›ื. (ืžื—ื™ืื•ืช ื›ืคื™ื™ื)
09:25
This is not only useful
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ื–ื” ืœื ืจืง ืžื•ืขื™ืœ ืœืื™ืฆื˜ื“ื™ื•ืŸ.
09:28
for stadia. We can use that also
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ืื ื• ื™ื›ื•ืœื™ื ืœื”ืฉืชืžืฉ ื‘ื–ื” ื’ื
09:30
in open-air places and streets,
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ื‘ืžืงื•ืžื•ืช ืคืชื•ื—ื™ื ื•ื‘ืจื—ื•ื‘ื•ืช,
09:32
and we've been working on
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ืื ื• ืขื•ื‘ื“ื™ื ืขืœ
09:33
the City of the Future
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ืขื™ืจ ื”ืขืชื™ื“
09:35
in Masdar, which is in the
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ื‘ืžืกื“ืืจ ืฉื ืžืฆืืช
09:36
United Emirates, Abu Dhabi.
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ื‘ืื™ื—ื•ื“ ื”ืืžื™ืจื•ื™ื•ืช, ืื‘ื• ื“ืื‘ื™.
09:37
And I had the pleasure to work
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ื•ื”ื™ื” ืœื™ ื”ืขื•ื ื’ ืœืขื‘ื•ื“
09:39
on the central plaza.
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ืขืœ ื”ื›ื™ื›ืจ ื”ืžืจื›ื–ื™ืช.
09:40
And the same idea to use there,
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ื•ืื•ืชื• ื”ืจืขื™ื•ืŸ ืฉื”ืฉืชืžืฉื ื• ื‘ื• ืฉื,
09:42
to create outdoor conditions
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ืขืœ ืžื ืช ืœื™ืฆื•ืจ ืชื ืื™ ืกื‘ื™ื‘ื”
09:44
which are perceived
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ืฉื ืชืคืฉื™ื ื›ื ื•ื—ื™ื.
09:45
as comfortable. People enjoy
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ืื ืฉื™ื ื ื”ื ื™ื
09:47
going there instead of going
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ื•ื”ื•ืœื›ื™ื ืœืฉื ื‘ืžืงื•ื ืœืœื›ืช
09:49
into a shopping mall, which is
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ืœืžืจื›ื– ืงื ื™ื•ืช
09:50
chilled down and which is
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ืฉืžืžื•ื–ื’ ื‘ืื•ืคืŸ ืืงื˜ื™ื‘ื™.
09:52
cooled. We wanted to create
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ืื ื• ืจื•ืฆื™ื ืœื™ืฆื•ืจ
09:54
an outdoor space
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ื—ืœืœ ื—ื™ืฆื•ื ื™
09:55
which is so comfortable that
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ืฉื”ื•ื ื›ืœ ื›ืš ื ื•ื— ื•ื ืขื™ื
09:57
people can go there in the
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ืฉืื ืฉื™ื ื™ื›ื•ืœื™ื ืœื”ื’ื™ืข ืืœื™ื•
09:59
early afternoon, even in these
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ื‘ืฉืขื•ืช ืื—ืจ ื”ืฆื”ืจื™ื ื”ืžื•ืงื“ืžื•ืช, ืืคื™ืœื• ื‘ื—ื•ื“ืฉื™ ื”ืงื™ืฅ
10:01
sunny and hot summer months,
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ื‘ื”ื ื—ื ื•ืฉืžืฉื™,
10:03
and they can enjoy and meet there
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ื•ื™ื•ื›ืœื• ืœื”ื™ื ื•ืช ื•ืœื”ื™ืคื’ืฉ ืฉื
10:04
with their families. (Applause)
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ืขื ืžืฉืคื—ื•ืชื™ื”ื. (ืžื—ื™ืื•ืช ื›ืคื™ื™ื)
10:06
And the same concept:
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ื•ืื•ืชื• ื”ืงื•ื ืกืคื˜:
10:07
shade against the sun,
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ื”ืฆืœืœื” ื›ื ื’ื“ ื”ืฉืžืฉ,
10:09
shade against the wind,
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ื”ืฆืœืœื” ื›ื ื’ื“ ื”ืจื•ื—,
10:10
and use, use and take advantage
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ืชื•ืš ืฉื™ืžื•ืฉ ื•ื ื™ืฆื•ืœ ื”ื™ืชืจื•ืŸ
10:14
of the sun you can harvest
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ืฉืœ ืื ืจื’ื™ื™ืช ื”ืฉืžืฉ ืื•ืชื” ื ื™ืชืŸ ืœืื’ื•ืจ
10:17
on your footprint.
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ื‘ืืžืฆืขื™ื ืืœื•.
10:18
And these beautiful umbrellas.
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ื”ืฉืžืฉื™ื•ืช ื”ื™ืคื•ืช ื”ืœืœื•.
10:20
So I'd like to encourage you
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ืื ื™ ืจื•ืฆื” ืœื“ืจื‘ืŸ ืืชื›ื
10:24
to pay attention to your
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ืœืฉื™ื ืœื‘
10:26
thermal comfort, to your
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ืœืจืžืช ื”ื ื•ื—ื•ืช ื”ื˜ืจืžื™ืช ืฉืœื›ื,
10:28
thermal environment,
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ืœืกื‘ื™ื‘ื” ื”ื˜ืจืžื™ืช ืฉืœื›ื,
10:29
tonight and tomorrow,
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ื”ื™ื•ื ื•ืžื—ืจ,
10:32
and if you'd like to learn more
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ื•ืื ืชืจืฆื• ืœืœืžื•ื“ ืขื•ื“ ืขืœ ื›ืš,
10:34
about that, I invite you
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ืื ื™ ืžื–ืžื™ืŸ ืืชื›ื
10:35
to go to our website.
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ืœื”ื’ื™ืข ืœืืชืจ ื”ืื™ื ื˜ืจื ื˜ ืฉืœื ื•.
10:36
We uploaded a very simple
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ื”ืขืœื™ื ื• ืœืฉื ืžื—ืฉื‘ื•ืŸ ืคืฉื•ื˜
10:38
perceived temperature calculator
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ืฉืœ ื”ื˜ืžืคืจื˜ื•ืจื” ื”ืžื•ืจื’ืฉืช
10:40
where you can check out
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ืฉื‘ื• ืืชื ื™ื›ื•ืœื™ื ืœื‘ื“ื•ืง
10:41
about your outdoor comfort.
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ืืช ื”ื ื•ื—ื•ืช ืฉืœื›ื ื‘ืžืจื—ื‘ ื”ืคืชื•ื—.
10:43
And I also hope that you
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ืื ื™ ื’ื ืžืงื•ื•ื” ืฉืืชื
10:46
share the idea that
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ืžืฉืชืชืคื™ื ื‘ืจืขื™ื•ืŸ
10:48
if engineers and designers
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ืฉืื ืžื”ื ื“ืกื™ื ื•ืžืขืฆื‘ื™ื
10:50
can use all these different
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ื™ื›ื•ืœื™ื ืœื”ืฉืชืžืฉ ื‘ื›ืœ ื”ืคืจืžื˜ืจื™ื
10:51
climatic parameters,
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ื”ืกื‘ื™ื‘ืชื™ื™ื ื”ืœืœื•,
10:53
it will be possible to create
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ื™ื”ื™ื” ืืคืฉืจื™ ืœื™ืฆื•ืจ
10:56
really good and comfortable
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ืชื ืื™ื ืกื‘ื™ื‘ืชื™ื™ื ืžืžืฉ ื˜ื•ื‘ื™ื
10:59
outdoor conditions,
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ื•ื ื•ื—ื™ื,
11:00
to change our thermal perception
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ืœืฉื ื•ืช ืืช ื”ืชืคื™ืกื” ืฉืœื ื• ืžื‘ื—ื™ื ืช ื”ื˜ืžืคืจื˜ื•ืจื”
11:03
that we feel comfortable
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ืฉืื ื• ืžืจื’ื™ืฉื™ื ื‘ื” ื‘ื ื•ื—
11:05
in an outdoor environment,
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ื‘ืกื‘ื™ื‘ื” ื”ื—ื™ืฆื•ื ื™ืช,
11:07
and we can do that
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ื•ืื ื• ื™ื›ื•ืœื™ื ืœืขืฉื•ืช ื–ืืช
11:10
with the best passive design,
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ื‘ืขื–ืจืช ื”ืขื™ืฆื•ื‘ ื”ืคืืกื™ื‘ื™ ื”ืžื™ื˜ื‘ื™,
11:12
but also using the energy source
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ืืš ื’ื ืœื”ืฉืชืžืฉ ื‘ืžืงื•ืจ ื”ืื ืจื’ื™ื”
11:15
of the site in Qatar which is
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ืฉื ืžืฆื ื‘ืืชืจ ื‘ืงื˜ืืจ,
11:18
the sun.
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ื”ืฉืžืฉ.
11:19
(Applause)
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(ืžื—ื™ืื•ืช ื›ืคื™ื™ื)
11:21
Thank you very much. (Applause)
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ืชื•ื“ื” ืจื‘ื” ืœื›ื. (ืžื—ื™ืื•ืช ื›ืคื™ื™ื)
11:23
Shukran. (Applause)
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ืชื•ื“ื”. (ืžื—ื™ืื•ืช ื›ืคื™ื™ื)
ืขืœ ืืชืจ ื–ื”

ืืชืจ ื–ื” ื™ืฆื™ื’ ื‘ืคื ื™ื›ื ืกืจื˜ื•ื ื™ YouTube ื”ืžื•ืขื™ืœื™ื ืœืœื™ืžื•ื“ ืื ื’ืœื™ืช. ืชื•ื›ืœื• ืœืจืื•ืช ืฉื™ืขื•ืจื™ ืื ื’ืœื™ืช ื”ืžื•ืขื‘ืจื™ื ืขืœ ื™ื“ื™ ืžื•ืจื™ื ืžื”ืฉื•ืจื” ื”ืจืืฉื•ื ื” ืžืจื—ื‘ื™ ื”ืขื•ืœื. ืœื—ืฅ ืคืขืžื™ื™ื ืขืœ ื”ื›ืชื•ื‘ื™ื•ืช ื‘ืื ื’ืœื™ืช ื”ืžื•ืฆื’ื•ืช ื‘ื›ืœ ื“ืฃ ื•ื™ื“ืื• ื›ื“ื™ ืœื”ืคืขื™ืœ ืืช ื”ืกืจื˜ื•ืŸ ืžืฉื. ื”ื›ืชื•ื‘ื™ื•ืช ื’ื•ืœืœื•ืช ื‘ืกื ื›ืจื•ืŸ ืขื ื”ืคืขืœืช ื”ื•ื•ื™ื“ืื•. ืื ื™ืฉ ืœืš ื”ืขืจื•ืช ืื• ื‘ืงืฉื•ืช, ืื ื ืฆื•ืจ ืื™ืชื ื• ืงืฉืจ ื‘ืืžืฆืขื•ืช ื˜ื•ืคืก ื™ืฆื™ืจืช ืงืฉืจ ื–ื”.

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