KS A 5557-2006 Evaluation of cold environments－Determination of required clothing insulation(IREQ)《低温环境评估 必要服装绝热的测定》.pdf

1、 KSKSKSKS SKSKSKS KSKSKS SKSKS KSKS SKS KS 2006 10 16 http:/www.kats.go.krKS A 5557 KS A 5557： 2006 (2011 )A 5557： 2006 : ( ) ( ) () ( ) : (http:/www.standard.go.kr) ： ： 2001 1 5 ： 2006 10 16 ： 2011 12 29 2011-0664 ： ： ( 02-509-7278) (http:/www.kats.go.kr). 10 5 , . ICS 13.180 KS A 5557： 2006(2011 )

2、 Evaluation of cold environments Determination of required clothing insulation(IREQ) 1993 1 ISO/TR 11079 Evaluation of cold environments Determination of required clothing insulation(IREQ) , . 1. . , . 2. . . KS A ISO 7730： 2005 (PMV) (PPD) KS A ISO 8996： 2005 ISO 7726： 1985 Thermal environments Ins

3、truments and methods for measuring physical quantities ISO 9920： 1995 Ergonomics of the thermal environment Estimation of the thermal insulation and evaporative resistance of a clothing ensemble 3. Adu (m2) Ar (m2) C (W/m2) ce (J/kg) cp (J/kg) Cres (W/m2) DLE , (h) E (W/m2) Eres (W/m2) fcl ( ) hc (W

4、/m2 ) hr (W/m2 ) Ia (m2 /W) Icl (m2 /W) A 5557： 2006 2 Iclr (m2 /W) IT (m2 /W) ITr (m2 /W) im Woodcock ( ) IREQ (m2 /W) IREQ min (m2 /W) IREQ neutral (m2 /W) K (W/m2) M (W/m2) pa (kPa) pex (kPa) Psk (kPa) psks (kPa) Q (W h/m2) Q lim Q (W h/m2) R (W/m2) RT (m2 kPa/W) RT (h) S (W/m2) ta ( ) tch ( ) tc

5、l ( ) tex ( ) to ( ) tr ( ) tsk ( ) tsk ( ) V (kg/s) va (m/s) var (m/s) W ( ) (W/m2) w , Wa ( kg kg) Wex ( kg kg) WCI (W/m2) 4. ：(四肢 ) . 5. . (IREQ) . A 5557： 2006 3 (： ) 6. . F . 5. . , . (IREQ) . , (DLE) . , A B . 1 . ( ) (IREQ) (DLE) 5.1 , IREQ IREQ , . IREQ . , , , , 5.2 IREQ IREQ . IREQ . 5.2.1

6、 . M W = E res C res E K R C S (1) , (氣道 ) , . 5.2.2 M KS A ISO 8996 . 5.2.3 W . . 5.2.4 , (Cres) (Eres) . Cres =cpV(tex ta)/Adu (2) Eres =ceV(Wex Wa)/Adu (3) 5.2.5 F . E = w( psks pa)/RT (4) A 5557： 2006 4 1 5.2.6 . , . 5.2.7 C . C = f clh c(t cl t a) (5) 5.2.8 R . R = f clh r(t cl t r) (6) 5.2.9 ,

7、 , ( ) ( ) . (4) . . . ( ) IREQ Icl WCI , , , Icl = IclrIREQ Iclr DLE min DLE meu IclIREQneturalIREQ . A 5557： 2006 5 I clr . clrclskItt = R C = M W E res Cres E (7) 5.3 IREQ (1) (7) , , IREQ . IREQ =ECEWMttresresclsk (8) M W Eres Cres E = R C (9) (8) , (7) . (9) , (7) . (8) . (8) tcl . t cl = t sk

8、IREQ(M W E res C res E) (10) (9) tcl , R C tcl (5) (6) . , (9) IREQ . IREQ m2 C/W , clo (1 clo = 0.155 m2 /W). 5.4 IREQ 5.4.1 IREQ IREQ . , IREQ . IREQ . 5.4.2 IREQ , ( ), . IREQ . a) IREQmin . IREQ . b) IREQneutral , . B . 5.4.3 IREQ IREQ . . , , Icl . IREQ (Iclr) . C . IREQmin IREQneutral , . IREQ

9、min , IREQneutral . 5.5 , DLE (Iclr) (IREQ) , . (Q) , . (DLE) . DLE . A 5557： 2006 6 DLE = Q lim/S (11) Qlim Q , S (12) , tcl (13) . (Iclr) IREQ tcl S . S = M W C res E res E R C (12) t cl= t sk I clr(M W C res E res E S) (13) DLE (5.4.2 ). . IREQ IREQneutral . IREQmin , (DLE) . , . . (RT) “ ” , DLE

10、 . , RT = Qlim/S , S (12) (13) ( ) . Qlim RT . B , DLE RT D . 6. , , , , , . . , . . , . . 6.1 , . (KS A ISO 7730) . . 6.2 , . . 6.2.1 (WCI) , . WCI = (h c h r)(t sk t a) (14) hc hr . hr , hc . WCI tch D . 7. 7.1 IREQ 1 . a) ISO 7726 . 1) 2) 3) 4) A 5557： 2006 7 . , 5 50 % . b) KS A ISO 8996 . c) 5.

11、3 2 6 (IREQ) . ( , ) IREQ , . 1 , 2 . d) (ISO 9920 C ) (Icl) . , ( C ) Icl (Iclr) . Iclr prEN-342 . e) IREQ I clr . 3 . 1) I clrIREQ neutral . , , , . f) IREQ , (DLE) (RT) . DLE RT (5.5 7 11 ). g) IREQ , , , . 6. . A 5557： 2006 8 . 2 8 IREQmin 3 8 IREQneutral = 0.2 m/s = 50 % , t0( ) , t0( ) = 0.2 m

12、/s = 50 % A 5557： 2006 9 4 3 IREQmin IREQneutral 5 115 W/m2 IREQmin , t0( ) = 0.2 m/s = 50 % , t0( ) = 115 W/m2 = 50 %A 5557： 2006 10 40 . 6 3 IREQmin IREQneutral 20 7 0.32 m2/W(2 clo) , 6 (DLE) = 175 W/m2 = 0.2 m/s = 50 % = 70 W/m2 = 20 = 0.2 m/s = 50 % / , t0( ) , t0( ) Icl=2clo = 50 % = 0.2 m/s ,

13、 DLE(h) A 5557： 2006 11 8 0.32 m2/W(2 clo) , 6 (DLE) 9 0.475 m2/W(2 clo) , 5 (DLE) , t0( ) Icl=2clo = 50 % = 0.2 m/s , t0( ) Icl=3clo = 50 % = 0.2 m/s , DLE(h) , DLE(h) A 5557： 2006 12 10 0.475 m2/W(3clo) , 5 (DLE) 11 115 W/m2 4 (DLE) , t0( ) Icl= 3clo = 50 % = 0.2 m/s , DLE(h) M = 115 W/m2 = 0.2 m/

14、s = 50 % ,t0() , DLE(h) A 5557： 2006 13 A() , , . , ( F ). 3. . A.1 M , . Cres = 0.001 4 M (tex ta) (A.1) Eres = 0.017 3 M (pex pa) (A.2) tex = 29 0.2 ta (A.3) (expired air) , (A.3) ( ) (ta) (tex) . A.2 E . T asks)(RppwE= (A.4) . w 0.06 , 1.0 . psks Antoine . 235)030.183/( 46 18.668skssk3e 133.0+=tp (A.5) A.3 RT . , RT . )/(06.0clrclamTIfIiR + (A.6) . RT im (ISO 9920 ). ( ) 0.38 im , (A.6) . RT= 0.16(Ia/fcl Iclr) (A.7) A.4 fcl . fcl =1.00 1.97Iclr