ΟΔΗΓΟΣ ΘΕΡΜΟΜΟΝΩΣΗΣ ΚΤΙΡΙΩΝ ΙΑΝ2010
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Transcript of ΟΔΗΓΟΣ ΘΕΡΜΟΜΟΝΩΣΗΣ ΚΤΙΡΙΩΝ ΙΑΝ2010
1.
........................................................................................ 5
......................................... - 6 2. 2.1 2.2 2.3 ............. 8 .......................................................................... - 8 ........................... - 5 ........................................ - 5 -
2.3.1 ........................................ 2.3.2 ........................................
3.
........................................ 12
3.1 ................................. - 12 3.2 ................................................. - 14 4. 15
4.1
4.2
- - 20 -
4.2.1 , - ............. 4.2.2 , - ............. 4.2.3 ............. 4.2.4 ............... 4.2.5 , ........................................................................
-1-
4.3 4.4
....................................................... - 28 ......................................................................... - 30 -
4.4.1 .. 4.4.1.1 ........ 4.4.1.2 ...... 4.4.2 ..........
4.5 34 -
-
4.5.1 ...... 4.5.2 ......
5.
.......................................................................... 36 5.1 ...................................................................... - 37 6.
...................... 396.1 ..........
6.2 -
- 406.2.1 ........ 6.2.1 ......... 6.2.2 (, )
-2-
2010
.................... 6.2.3 (, , ) ........ 6.2.3.1 ()..... 6.2.4 - ........ 6.2.5 ............. 6.2.5.1 ..............
6.3
. ..................................................................................................... - 67 6.4 ........................................................ - 69 6.5
(- ) .................................................................................................. - 73 6.5.1 ..... 6.5.2 ..... 6.5.3 ...................................
6.6
Um , (, ) ............................................................ - 95 7. ................. 101
A:
-3-
/...................... 108
: ..................... 126
: ............................................................. 129
-4-
2010
1.
. , - - . , , (, ), , , . , , . , , ,
-5-
- . , . , . , , . , . . , , , , .
, , . . , -. ,
-6-
2010
.
, , , . , . , , , . , : , , ' . . , . . , . , .
-7-
2.
2.1 , , , . , , . . , .
-8-
2010
2.2
, , . : . , . . , . . . . , , , . , , , , .
2.3
, , .
-5-
, .
2.3.1 :
. (U-value), 1m 1.. , : ( ) .
. , : . . , , . , , , .
. (c) , .
-6-
2010
, , . . - - : , . , , ( 2.3.1.). , (, , .). , , (, .) ( 2.3.1.).
-7-
.
.
2.3.1. ( )
. . CYS EN ISO 10456: 2007 : ( ) (C) , ().
2.3.2 ( ). . , -
8
2010
- , . , . :
. ( ) , , .
. , , . , , . , , . : , . , , ( 2.3.2.). . , , ,
-9-
.
2.3.2.
. , . . (, , ) . , . , . .
- 10 -
2010
. , ( ). , (.. ).
. , . , , . . , , , . .
- 11 -
3.
89/106/ , , , , , , , CE. , CE.
(, ) , . .
3.1 :
- 12 -
2010
. . . . .
. . , .
. . ( ). .
. , . () , .
. - , , , . ( , , ). . , ,
- 13 -
. . . .
3.2 : PVC
- 14 -
2010
4.
, , ( ). , : 4.2 - - 4.3 4.4 4.5 4.6
- 15 -
4.1 : . (, ) . : . ( ) . , . , . : . , . , , , , , .. : .
- 16 -
2010
(c): 1C. kcal/kg C J/kg . : . , , , .. , , , . () , (W/m.K). : ( % ) . , . ( , ) , , . , , , (
- 17 -
). : (., , PVC, , , ..) . (Cm): kJ/(kgK). (): (J/s) 1m2, 1C/m 1K/m
W/mK. (U): , 1m2 , 1 . , W/(m2 K). () (Kg/m3).
- 18 -
2010
: : (, ). (R): (m K/W).2
- 19 -
4.2
,
:
:
, : . . .
- :
:
- 20 -
2010
4.2.1 , ( 4.1.1) / , , , , , .. , .. : / (, , ..) : ( ). . ( , , ..) . , , , .. .
- 21 -
.
4.1.1
( ).
- 22 -
2010
4.2.2
( 4.1.2) /, , , .. , , , .
. / , . . . .
: . ( , ) .
- 23 -
/
.
4.1.2
- 24 -
2010
4.2.3 , . , , , / /. , . . , . . , . , . 5 cm, . , 2,5 cm , . . .
- 25 -
4.1.3
- 26 -
2010
4.2.4 ( , ), . . :
: , .. . .
4.2.5
,
.
- 27 -
4.3
, , :
, . , . . , . , , , . , , (, , , ) .
- 28 -
2010
.
: , (thermal break) . .
: , , , , . . .
.
: / , . , , ..
- 29 -
4.4
4.4.1
. : 4.4.1.1 4.4.1.2
4.4.1.1 ( 4.3.1) ( , , ..). . , .
: (, , ) : .
- 30 -
2010
4.3.
.
4.3.1 . .
- 31 -
4.4.1.2 . , , ( ) ( ). . : . , , . .
:
- 32 -
2010
4.4.2 . . . . . , . . : . , . , . , . , .
- 33 -
4.5
4.5.1 , 4.5.2
4.5.1 ( 4.4.1) ( , .). . .
4.4.1
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2010
4.5.2 ( 4.4.2) ( , , ).
4.4.2
- 35 -
5. ( )
( ) , 15(1) 2006 2009 .
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2010
5.1 , . U : (, ) 1 . : U [U0,85 W/m2K]
(.. Trombe, ). (, , ) . [U0,75 W/m2K] . .: .
[U2,00 W/m2K] [U3,8 W/m2K]
(, )
: 1. 2. 3. 2
(, ). , , , , , .
- 37 -
1/1/2010 , : 1. , , . 2. Um : [Um1,3 W/m2K] [Um1,8 W/m2K]
. . 3. () .. , , .. (... ) : () ..., () ...
4. , ( , . 22442592). , , , .
- 38 -
2010
6.
(U-value calculation tool) , . . () .
- 39 -
6.1 Ai di j k l Ra
( )
(m2) (m) (m2 / W) (m2 K/W)
Rse
Rsi
( )
(m2 K/W)
Ru
, .
(m2 K/W) (m2 K/W) (m2 K/W) (m2 K/W) (m2 K/W) (m2 K/W) (m2 K/W) (W/m2 K) (W/m2 K) (W/m2 K)
Ru
Rv
Rsp Rs Ru Rf Uf
Ug
Ui
- 40 -
2010
Um
o .
(W/m2 K) (W/m2 K) (W/m2 K) (W / m) m2 W/(m2.K)
Ubw Ubf i Av hro
Stefan-Boltzmann [5,67x10-8W/(m2.K4)] () ( )
Tm
o
Cm m m m m m m m
P
B z w h
dt dw
- 41 -
6.2
6.2.1 (, , ), CYS EN ISO 6946: 2007. , Ui :1
[W / m ] , Rsi:
2
( 6.1)2
( ) ( 6.1)
[m / W]
Rse: ( ) ( 6.1) di: i:1
[m / W]
2
[m] [W / m]
(R=d/) .
- 42 -
2010
6.1 :
U =i
1 d Rsi
+
1
d +
2 2
d +
3 3
d +
4 4
1
+ R
se
U , . .. , ... . Rsi Rse 6.1, R 6.2.1 6.2.2, .
- 43 -
(Rsi , Rse) 6.1 ( , >0.8) Rsi (m / W)2 2
Rse
(m / W)
0.13. 1 . 2
0.10
0.17
0.04
.3
. 4
30 . , . : =0,9, hro 10 C, =4m/s. Rsi Rse CYS EN ISO 6946:2007.
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2010
6.2.1 (R) , (R) 6.2.1 6.2.2
[W / m ] R:
2
( 6.2)
( 6.2.1 6.2.2) [m / W]2
- 45 -
6.2.1 ( ) R (0,8) (m / W) (mm)0 5 7 10 15 25 50 100 300 0.00 0.11 0.13 0.15 0.17 0.18 0.18 0.18 0.18 0.00 0.11 0.13 0.15 0.16 0.16 0.16 0.16 0.16 0.00 0.11 0.13 0.15 0,17 0.19 0.21 0.22 0.232
. 1 : , 0.8 ( 500 mm 1500 mm m , .2 2 2
2
2
. (RT) :
RT =
1500 - Av Av - 500 RT ,u + RT ,v (m2.K/W) 1000 1000
( 6.3 )
RT ,u
RT ,v Av
: 1500 mm m, 1500 mm m , .2 2 2
.
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2010
6.2.2 (, ) . , 6.1 . : () () (d) .
Rsi Rse. 6.1 Rsi=0.13 Rse=0.04. .
- 49 -
1: (30x20x10) 20cm, 2.5 cm.
25 cm .
/
d(m)
(W/mK)
R(m2K/W)
1 2 3 4 5
() () * 0.025 1 0.025 0.025 0.2 1 0.4 0.025 0.5
Rsi(m2K/W)
Rse(m2K/W)
U(W/m2K)
0.13
0.04
1.389
*
U0.85
.. , ... .
- 50 -
2010
2: (30x20x10) 20cm. 3 cm 2.5 cm.
20 cm.
/
d(m)
(W/mK)
R(m2K/W)
1 2 3 4 5
() * ()**
0.025 0.2
1 0.4
0.025 0.5 0.909 0.025
0.025
1
Rsi(m2K/W)
Rse(m2K/W)
U(W/m2K)
0.13
0.04
0.614
U0.85
*
**
.. , ... .
- 51 -
3: (//) 3 cm , 2.5 cm.
/
d(m)
(W/mK)
R(m2K/W)
1 2 3 4 5
() (1% ) * ()**
0.025 0.25
1 2.3
0.025 0.109 0.909 0.025
0.025
1
Rsi(m2K/W)
Rse(m2K/W)
U(W/m2K)
0.13
0.04
0.808
U0.85
*
**
.. , ... .
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2010
4: (30x20x10) 10 cm. 5 cm , 2.5 cm.
( )
/
d(m)
(W/mK)
R(m2K/W)
1 2 3 4 5 7
() () * 0.025 1 0.025 0.025 0.10 0.05 0.10 0.4 1 0.4 0.025 0.25 0.18 0.25
Rsi(m2K/W)
Rse(m2K/W)
U(W/m2K)
0.13
0.04
1.111
*
U0.85
.. , ... .
- 53 -
5: (30x20x10) 10 ., 2.5. , 2.5. . 2.5 cm.
( )
/
d(m)
(W/mK)
R(m2K/W)
1 2 3 4 5 6 7
() * ()**
0.025 0.10
1 0.4
0.025 0.25 0.757 0.18 0.25 0.025
0.025 0.10 0.025
0.4 1
Rsi(m2K/W)
Rse(m2K/W)
U(W/m2K)
0.13
0.04
0.603
U0.85
*
**
.. , ... .
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2010
6.2.3 (, , ) . (, , ), 6.2 ( 6.1). Rsi Rse. 6.1. Rsi=0.10 Rse=0.04, Rsi=0.17 Rse=0.04. 300 6.1 . Rsi=0.10 Rse=0.04. 300 6.1 . Rsi=0.13 Rse=0.04.
- 55 -
6: 15 cm , 5 cm .
/
d(m)
(W/mK)0.230
R (m2K/W)0.017
1 2 3 4 5 6
Screed ( ) * (2% ) ()**
0.004
0.050
1.350
0.037 1.515 0.073 0.025
0.150 0.025
2.500 1
Rse(m2K/W)
Rsi(m2K/W)
U(W/m2K)
0.1
0.04
0.553
U0.75
*
**
.. , ... .
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2010
7: 300 , 20 cm. 5 cm
30 ( )
/
d(m)
(W/mK)
R(m2K/W)
1 2 3 4 5
* (2% )**
0.02 0.01
1 0.23
0.02 0.0435 1.515 0.08
0.2
2.5
Rse(m2K/W)
Rsi(m K/W)2
U(W/m2K)
0.10
0.04
0.556
U0.75
*
**
.. , ... .
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8: 300 ( ), 20 cm. 5 cm
K 30 ( )
/
d(m)
(W/mK)
R(m2K/W)
1 2 3 4 5
* (2% )**
0.02 0.01
1 0.23
0.02 0.0435 1.515 0.08
0.2
2.5
Rse(m2K/W)
Rsi(m K/W)2
U(W/m2K)
0.13
0.04
0.547
U0.85
*
**
.. , ... .
- 58 -
2010
9: 15 cm, 5 cm. ( )
/
d(m)
(W/mK)
R(m2K/W)
1 2
Screed ( ) (2% ) * ()**
0.030
2.700
0.01111
0.050 0.150
1.350 2.50
0.03704 0.07389 1.51515 0.02500
3 4 5 6
0.025
1
Rse(m2K/W)
Rsi(m2K/W)
U(W/m2K)
0.17
0.04
0.534
U0.75
*
**
.. , ... .
- 59 -
6.2.3.1 (M ). , (Ru) 6.1. :
U = RSi
1 +
d
[W / m ]U
2
( 6.4)
i i
+ R
+ R
Se
6.4 . 6.3: . Ru. 1 2 3 4 () () 2 (low emissivity) () (m2K / W)
Ru
0.06 0.2 0.3 0.3
6.3 . (Rse).
- 60 -
2010
10: 15 cm. 5 cm
/
d(m)
(W/mK)
R(m2K/W)
1 2
Screed ( ) (2% ) * () Ru ( 6.3)**
0.004
0.23
0.01739
0.05 0.15
1.35 2.5
0.037 0.06 1.515 0.025 0.06
3 4 5 6 7
0.025
1
-
Rse(m2K/W)
Rsi(m2K/W)
U(W/m2K)
0.10
0.04
0.539
U0.75
*
**
.. , ... .
- 61 -
11: 2 cm. 5 cm
/
d(m)
(W/mK)
R(m2K/W)
1 2 34 5 6 7
OSB
0.020
0.140
0.143 1.220 0.300
*Ru ( 6.3)**
-
-
Rsi(m2K/W)
Rse(m2K/W)
U(W/m2K)
0.10
0.04
0.555
U0.75
*
**
.. , ... .
- 62 -
2010
6.2.4 - (.. , ) (Ru) - 6.1. (Ru) :
RU =
(Ak
Ai U e,k ) + 0,33 nV
(m2.K/W)
( 6.5)
e,k
i - - 1 m2 Ae.k - k Ue.k - k n - . V - m3 . : Ue.k=2 W/(m2.K) n=3 . 1 , Ru .
- 63 -
6.2.5
. , () 2.5 W/(m.K). () > 2.5 W/(m.K), .
Rsp = Rs
Ap A
(m2.K/W)
( 6.6)
Rsp Rs 6.2.5.1 Ap A
6.1.1
6.6 .
- 64 -
2010
6.2.5.1 (Rs) :
Rs =
1 hc + hr
(m2.K/W)
( 6.7)
hc hr hr=.hro hro=4Tm3 hro Stefan-Boltzmann [5.67x10-8W/(m2.K4)] Tm . CYS EN ISO 6946:2007 =0.9 . . . 6.4 hro ( C) -10 0 10 20 30 hro (W/(m2.K)) 4.1 4.6 5.1 5.7 6.3
hc=hci
- 65 -
hci=5.0 W/(m2.K) hci=2.5 W/(m2.K) hci=0.7 W/(m2.K) hc=hc hc=4+4 m/s. Rse 6.5 Rse (v) m/s 1 2 3 4 5 7 10 Rse m2.K/W 0.08 0.06 0.05 0.04 0.04 0.03 0.02
- 66 -
2010
6.3
.
6.2.1 ( 6.1).
12: 15 cm screed.
/
d(m)
(W/mK)
R(m2K/W)
1 2 3 4 5
Screed ( ) (2% ) *
0.030 0.100 0.150 0.025
3.500 1.350 2.500 1
0.00857 0.074 0.060 0.025
Rsi (m2K/W) Rse (m2K/W)
0.170 0.170**
U (W/m2K)1.970
U2.00
- 67 -
* **
.. , ... . . Rse .
13: 15 cm .
/
d(m)
(W/mK)
R(m2K/W)
1 2 3 4 5
(2% ) *
0.030 0.100 0.150 0.025
3.500 0.200 2.500 1
0.00857 0.500 0.060 0.025
Rsi (m K/W) Rse (m2K/W)2
0.170 0.170**
U (W/m2K)1.071
* **
U2.00
.. , ... . , Rse .
- 68 -
2010
6.4
CYS EN ISO 13370:1998. . . 6.6 1 2 3 - - (W / m) 1.5 2.0 3.5 3 (J/(m .K))
3.0 2.0 2.0
: =2.0 W/(m.K). c=2.0.106J/(m3.K) (Rse Rsi) 6.1. 6.7 . 13370:1998. CYS EN ISO
- 69 -
6.7 .
B' =
A 0.5P
( 6.4.1)
Uo
: P*: dt
