广州国际会展中心大跨度张弦梁的设计探讨

©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(510641)[](),,[]ApplicationofbeamstringstructureinGuangzhouInternationalCoventionandExhibitionCenterisintroduced.Someproblemssuchaslinearandnon2linearcalculation,stabilityofstrutandtheinfluenceofthedegreeofprestressaredis2cussedandcompared.Thedesignmethodprovidesreferrencefordesignofsimilarstructures.Keywords:beamstringstructure;stability;non2linearanalysis;prestress()(),,,[1],38m2,,,5,1,6,,12616m,2,KL11686,KL21689,KL32739,KS13258,3377,,Q345B,8125kN/m,2125kN/m,111kN/m2(),013kN/m2,,,15mH5002001016,5m219615,,3,,,():;,[1]1,,,,3D3SSTRAND710,STRAND710,113D3S()STRAND()STRAND()(mm)44815447174501645©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.=(6917sin9146)2=2219,B,M2=(6917cos9146/6)1152=3414,M2M1,,,,2,STRAND7102213(2213),7,(),2213,,55©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(),,,,,,,,12616m,,5115kg/m2,Z=44815mm;600kN,70kg/m2,0,,,,,[2],,,,,,,,,,,140,150200kN,3600kN,200kN,,2(kN)24801910480141048081045710104571410KL1KL2KL3KS1-3867-2553-933-148-499-276-296-456-1174435,,,,,,(200kN,),,,,,,,,,,:AXS,AXS,11,..,1998,(4).21,,..,1997,8.(28)41,..,1998.51,..,1999,(1).61.().,1998.71,,..,2000,(8).81(GBJ1788).,,1989.91(CECS102:98).,1999.101()(GBJ50017XX).111,..,1999.121.().,1998.65