KS L ISO 9869-2006 Thermal insulation-Building elements-In-situ measurement of thermal resistance and thermal transmittance 《绝热 建筑构件 现场测量热阻和传热系数》.pdf

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1、KSKSKSKS SKSKSKS KSKSKS SKSKS KSKS SKS KS 2006 10 27 http:/www.kats.go.krKS L ISO 9869 KS L ISO 9869: 2006 (2011 )L ISO 9869: 2006 : ( ) ( ) ( ) ( ) ( )KCC ( ) ( ) : (http:/www.standard.go.kr) : :2006 10 27 :2011 12 26 2011-0620 : : ( 02-509-7270) (http:/www.kats.go.kr). 10 5 , . ICS 91.120.10 KS L

2、ISO 9869: 2006(2011 ) Thermal insulation Building elements In-situ measurement of thermal resistance and thermal transmittance 1994 1 ISO 9869 Thermal insulation Building elements In-situ measurement of thermal resistance and thermal transmittance . (U ) ISO 7345 “ .” . U . , . . a) . (ISO 8990) . b

3、) , . 1) . 2) . . c) . U ISO 7345 . U ( A ). 1. 1.1 , (HFM) . . . a) , R , b) , , RT , U , (6.1.1 ). , . 1.2 , , , L ISO 9869: 2006 2 . 1.3 , . 2. . . KS L ISO 8301 KS L ISO 8302 ISO 6781 Thermal insulation Qualitative detection of thermal irregularities in building envelopes Infrared method ISO 694

4、6 1 Thermal insulation Calculation methods Part 1: Steady state thermal properties of building components and building elements ISO 7345 Thermal insulation Physical quantities and definitions ISO 8990 Thermal insulation Determination of steady-state thermal transmission properties Calibrated and gua

5、rded hot box 3. , , ISO 7345 . . ISO 7345 . WA m2 q (= /A ) W/m2 Ti K Te K Tsi K Tse K U ( A ). 7. 8. . kg/m3 d mc J/(kg K) C (C = cd ) J/(m2 K) Fi, Fe (8) J/(m2 K) e ( ) . a) R . L ISO 9869: 2006 3 qTTR1sesi= (1) : b) U . Tei1)( RTTqU = (2) RT . RT= Rsi R Rse (3) Rsi Rse . R RT (m2 K/W) . U W/(m2 K

6、) . K , W . 4. 4.1 (HFM) . . ( 1 ). 1 ( .) . , ( D ). . . . , , (5. ). L ISO 9869: 2006 4 ISO 8301 . 4.2 . 2 . . , (5. ). (R ) . , . (U ) . , U , . . , ( A ). 5. 5.1 ( , .) , . (KS L ISO 8302) (KS L ISO 8301) . , , , 0.04 W/(m K) . 2 % . . . , . . , 8.2 . 5.1.1 ( , ) , , , . 3 ( , 3 W/m2, 10 W/m2, 2

7、0 W/m2) , q . , , . 2 ( ) . 2 , 2 3 . , . 2 ( ) . , . L ISO 9869: 2006 5 . , / . . a) (0) 0( .) , 0 . b) . . c) (5060 Hz, ). . 5.1.2 , . 2 , . . 2 % , . 2 % . 5.2 2 % , 0.5 K . 2 , 0.1 K . 0.1 K , ( , ) ( 1050 ) . . . ( , 5060 Hz, ) . 5.3 , . . 6. 6.1 6.1.1 ( ) . (ISO 6781 ) . . . , . . , . . 6.1.2

8、 , (8. ). , ( , ) . ( ) . . . . 6.1.3 ( ) , . L ISO 9869: 2006 6 , . . 0.1 m . . . U . U . ( A ). . 6.2 . . ( , , ) ( ) , 72 (3 ) . , 7 . . . . . (7. ). 0.51 . . 7. . , . , B . 7.1 ( .). j , . =njjnjjjqTTR11sesi)( (4) , . =njjjnjjTTq1sesi1)( (5) , U . =njjjnjjTTqU1ei1)( (6) , . L ISO 9869: 2006 7 .

9、 a) ( ). b) . . R . U . c) . . , 20 kJ/(m2 K) , ( 1 ) . 3 5 % . . 20 kJ/(m2 K) , 24 . . 72 . R 24 5 % . INT(2DT/3) R 5 % . DT ( ) , INT . 5 % , 7.2 B . 7.2 R , 7.1 ( , ) . . E . . ( Fi Fe) 7.2.1 N ( 1 1 N ) . k , Rk(m2 K/W) ( ) , CkJ/(m2 K) J/(kg K), (kg/m3) (m) . R , Rk . k (Rik) (Rek) . ,11i =kjjk

10、RR +=NkjjkRR1e (7) . + +=2eieie361RRRRRRRRCFkkkkkkk (8) +=2ei22ei3 RRRRRRRCFkkkkkk 1. (j =k =1) Rik= 0, (j = k =N) Rek= 0 . L ISO 9869: 2006 8 2. , . Rik Rsi , Rek Rse , R Rsi Rse . . =NkkFF1ii =NkkFF1ee (9) 7.2.2 24 (4), (5) (6) qj . +tTFTFqj)(eeii (10) t: ( ) Ti: j 24 24 Te: j 24 24 . 7.2.3 R , U 24 . a) 96 b) 24 c) R 5 % R d) 5 % 24 48 e) 12 5 % c) (R ) . . d) e) , 5 . 4 . , (9. ). . , 6,3eiCFCF = C: 1 000 J/(kg K), . . 7.3 ISO 6946 1 L ISO 9869: 2006 9 . C . R U ( 20 %) . . , . . . , . R U . R U .

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