Bs 8110-97 Nguyen Van Duong

Slide 1

BO COTHIT K KHUNG KHNG GIAN BNG PHN MM STAADPRO THEO TIU CHUN BS 8110-1997HVTH:Nguyn Vn DngMSHV:1480804 GVHD : TS. TRN TUN KITTNH TON KT CU B TNG CT THP NNG CAONI DUNG BO COS dng phn mm Saad pro V8 tnh ton cho 1 khung khng gian in hnh theo tiu chun BS 8110-1997So snh kt qu tnh trn vi tiu chun SNIP 84Nhn xt v kt lun, cc lu khi tnh ton1. Tnh ton khung khng gian bng Staad pro V81.1 s liu tnh ton

1. Tnh ton khung khng gian bng Staad pro V81.1 s liu tnh ton

1. Tnh ton khung khng gian bng Staad pro V81.1 s liu tnh ton

1. Tnh ton khung khng gian bng Staad pro V81.1 M hnh tnh ton


Click => Edit \ Add/Paste Model in STAAD.Pro => Yes => OK1. Tnh ton khung khng gian bng Staad pro V81.1 M hnh tnh ton


1. Tnh ton khung khng gian bng Staad pro V81.1 M hnh tnh tonV cc dm ph

1

2

3

1. Tnh ton khung khng gian bng Staad pro V81.2 nh ngha c trng tit din

12

31. Tnh ton khung khng gian bng Staad pro V81.3 Gn tit din



Sn tng in hnh

1. Tnh ton khung khng gian bng Staad pro V81.4 coppy nng tng

Chn ton b dm v ct

151. Tnh ton khung khng gian bng Staad pro V81.4 coppy nng tngM hnh - Khung khng gian

1. Tnh ton khung khng gian bng Staad pro V81.4 Gn k bin - ngm

1. Tnh ton khung khng gian bng Staad pro V81.4 Gn k bin - ngm

1. Tnh ton khung khng gian bng Staad pro V81. 5 Gn ti trng cho kt cu- NH NGHA TI TRNG

1. Tnh ton khung khng gian bng Staad pro V81. 5 Gn ti trng cho kt cu







1. Tnh ton khung khng gian bng Staad pro V81. 5 phn tch tnh ton & kt qu tnh ton

Momen Mz

Lc ct 1. Tnh ton khung khng gian bng Staad pro V81. 5 phn tch tnh ton & kt qu tnh ton

1. Tnh ton khung khng gian bng Staad pro V81. 6 tnh ton 1 dm v ct in hnhKt qu dm, ct in hnh

1. Tnh ton khung khng gian bng Staad pro V81. 6 Thit k b tng ct thp theo BS8110-1997Thit k dm:

CT N

CT KP

1. Tnh ton khung khng gian bng Staad pro V81. 6 Thit k b tng ct thp theo BS8110-1997Thit k ct:Ct chu momen v lc dc:

Ntk 1 an ton)SFACE: khong cch ly gi tr tnh ct ai( nt u)EFACE: Nt cui

1. Tnh ton khung khng gian bng Staad pro V81. 6 Thit k b tng ct thp theo BS8110-1997

Cc thng s tnh ton:

BT: M250Ct thp: AIIB tng bo v: a=501. Tnh ton khung khng gian bng Staad pro V81. 6 Thit k b tng ct thp theo BS8110-1997

1. Tnh ton khung khng gian bng Staad pro V81. 6 Phn tch bi ton & kt qu tnh ton

2d16ai: 10d8@227





2.Tnh ton theo SNIP 2.03.01-84 DM

2.Tnh ton theo SNIP 2.03.01-84 DM

BS 8110: 2d16=401.92mm2 > SNIP:277mm22.Tnh ton theo SNIP 2.03.01-84 CT

BS 8110: 640mm2 < SNIP: 804 mm2BS 8110: 8d16=1607.68 mm23. Nhn xtGia cng thc tnh ton ct thp n theo BS:8110-97 v SNIP 84 c s khng tng ng v khi so snh cho cc gi tr sai lch qu 20% i vi trnghp tnh ton thp dm cho cc trng hp thng thng., cc gi tr ny sai lnh do cch chn ct thp cn c vo hm lng ct thp trong b tng, dn ti s chnh lnh nh trnTuy nhin, do cch tnh ton hiu ng und c gia hai tiu chun l khc nhau nn kt qu tnh ton thp gia BS:8110-97 SNIP 84 c nhng gi tr khc bit. 4. So snh BS: 8110-97 v TCVN: 356-2005 ( Tham kho ngun: tc gi H Vit Hng )So snh cng thc tnh ton din tchct thp chodm tit din ch nhtb tr ct n theo BS: 8110-97 v TCVN: 356-2005; v a ra h s quy i p dng trong phn mm.

4. So snh BS: 8110-97 v TCVN: 356-2005 ( Tham kho ngun: tc gi H Vit Hng )



5. Kt lunC BS8110-97 v TCVN356-2005 u tnh ton cu kin b tng ct thp da trn l thuyt v trng thi gii hn (v bn v trng thi s dng). i vi cu kin loi Dm, c BS ln TCVN u thit lp phng trnh cn bng lc trng thi gii hn, gii phng trnh v tm ra lng ct thp yu cu. i vi cu kin loi Ct, cch truyn thng c nu ra trong BS l quy i v trng hp lch tm phng vi h s quy i, bn cnh , BS cng a ra cc biu tng tc dng kim tra kh nng chu lc ca tit din.Cc nghin cu v vic xy dng biu tng tc t c nhiu kt qu, bn cnh l quy trnh tnh ton ct thp theo phng php ng dn da vo biu tng tc.

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Bs 8110-97 Nguyen Van Duong