1、KS F ISO 4354KSKSKSKSSKSKSKS KSKSKS SKSKS KSKS SKS KS KS F ISO 4354 : 2002 (2012 ) 2002 10 12 http:/www.kats.go.kr F ISO 4354: 2002 : ( ) ( ) ( ) ANC ( ) LH ( ) : (http:/www.standard.go.kr) : :2002 10 12 :2012 12 27 20120777 : : ( 02-509-7274) (http:/www.kats.go.kr). 10 5 , . ICS 91.080.01 KS F ISO
2、4354: 2002 (2012 )Wind actions on structures 1997 ISO 4354 Wind actions on structures . 1. , , , , . KS F ISO 2394 . , ( ) . . 2. . . KS F ISO 2394: 2002 3. A AsAs/A a apB b CaerCDCdynCexpCexp, modCfCfigCfig, extCfig, int ( ) m2m21 1 m/s21 m 1 1 1 1 1 1 1 1 1 F ISO 4354: 2002 2 CpCp,lC1, C2Cn, Ct, D
3、 d FhFmFv1, Fv2FvFIFIIf0gwH h hrefhthv1hv2luk0,Zlk0,pZkkredkxL LHl lBlvm miN Q q qxqhcrqref( ) (1 ) ( ) 1/2 1 1 1 1 m m N N N N N N Hz 1 m m m m m m 1 1 1 1 1 1 m m m m m kg kg/m m/s Pa Pa Pa Pa F ISO 4354: 2002 3 q(N) R Re S, S Sc Sr T v vhcrvpeakvrefvzW WmWpw wLx y0 z z0 wSz aerstrairbldgw iN Scru
4、ton Strouhal z “ ” i Pa 1 1 1 1 1 m/s m/s m/s m/s m/s N 1 1 Pa N/m m m m m 1 1 1 m 1 1 1 kg/m3kg/m31 Hz 1 4. . a) b) F ISO 4354: 2002 4 c) d) e) 5. 4. a), b), c), e) , . w qref Cexp Cfig Cdyn (1) . , . . , , . 4. a), b), c), e) . 6. , qref . 2air21vq = (2) qref . ( , , ), ( ) . . B . q . h qref qhcr
5、 ( E ). 7. , Cexp . a) b) c) . C . 8. , Cfig . . ( ) ( ), ( ) . , . , , , . , . . . F ISO 4354: 2002 5 a) D b) D c) , 9. , Cdyn . a) , b) c) E . . , . E . 10. 4. d) vref . refwv . w (6. qref ), vref E . 11. . . A . C , D E Cexp, Cfig, Cdyn . A . C, D E , , . , , . , , . . . . D . , . F . F ISO 4354:
6、 2002 6 A() A.1 . . a) 15 m . b) . , . c) . 1/500 . . A.2 5. (1) . w qref Cexp Cfig Cdyn . A.3 , qref B . A.4 , Cexp A.1 . , A.1 Cexp . 1.2 1.4 , 1.3 . A.5 , CfigCdyn . (CfigCdyn)com (CfigCdyn)ext (CfigCdyn)int (A.1) A.5.1 (CfigCdyn)int A.2 . A.1 , Cexp() , h m Cexp 0 0 2 ( H ) 2 H/LH3 1.5 1.5 2 1.8
7、 H/LH2.5 1.5 4 3 1.6 H/LH4 1.5 1.5 H/LH0.5 H/LH 0.5 . a) b) c) C.2 “ ” F ISO 4354: 2002 17 D() , CfigD.1 Cfig (qref Cexp) , . ( ) , ( 0 ) . , . a) ( ), Cp,1b) ( ). . c) b) c) . D.2 ( ) . . . . D.3 . Cdyn . . 3 . . . . . D.4 . Cfig . . . Cdyn(9. E ) . , , . . . 1985 . F ISO 4354: 2002 18 , , . A.5 D.
8、1 ( ) . D.1 Cfig Cp,1 . A.5 CfigCdyn . , . D.5 Cfig,int , . . , . A, A.2 Cfig,int Cdyn . . . ( ) . 0.1 % 1 % . . a) A.2 0.7 Cfig,int , Cdyn 2 . , , , . b) A.2 Cfig,int 0.7 Cdyn 1 . . c) 0.1 % Cdyn 1 , Cfig,int A.2 0.3 . Cfig,int 0 , , Cfig,int 0 . , . . . 0.1 kPa , 40 100 m 0.2 kPa . D.6 A , . . 1 C
9、dyn , Cfig,Cdyn . F ISO 4354: 2002 19 . . A , 15 m . A h/b0.167 , As/A0.167 Cf h/d 25 7 1 ( , , ) 0.7 0.6 0.5 ( , h 0.02d) 0.9 0.8 0.7 ( , h 0.08d) 1.2 1 0.8 , 1.4 1.2 1 expqCd 0.167 Cfig,ext h/d l/d 0 15 30 45 60 75 90 105 120 135 150 165 18025 50 1 0.8 0.1 0.9 1.9 2.5 2.6 1.9 0.9 0.7 0.6 0.6 0.67
10、14 1 0.8 0.1 0.8 1.7 2.2 2.2 1.7 0.8 0.6 0.5 0.5 0.51 2 1 0.8 0.1 0.7 1.2 1.6 1.7 1.2 0.7 0.5 0.4 0.4 0.4p pi pe pi Cfig,int q Cdyn Cexppe Cfig q Cdyn Cexp Cfig,int 0.1, Cfig,int 0.8 D.5 , , F ISO 4354: 2002 27 : F Cf q Cdyn Cexp A A42D expqCD 0.8 Cf 0.2 p pi pe pi pe Cfig q Cdyn Cexp expqCD 0.8 Cfi
11、g,ext 0 15 30 45 60 75 90 105 120 135 150 165 180 1 0.9 0.5 0.1 0.7 1.1 1.2 1 0.6 0.2 0.1 0.3 0.4 D.6 F ISO 4354: 2002 28 , Cfig,ext A B C D E F G H J K 0 0.7 0.2 0.3 0.3 0.1 0.5 0.8 0.8 0.4 0.1 30 0.6 0.3 0.2 0.4 0.1 0.4 0.7 0.9 0.7 0.4 r 5/6b h: b: l 1: 12: 12 A B C D L M N O P Q 90 0.3 0.3 0.9 0.3 0.8 0.7 0.5 0.3 0.1 0.1 30 m, Cp,1 2.5 Cp,1 1.8 , Cfig,int 0 30 90 0.2 0.2 0.2 A 0.4 0.7 1 B 0.1 0.6 0.8 C 1.5 0.7 0.4 D.7
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