多层工业厂房机器上楼竖向振动反应计算

(056038)(200030):,,LANCZOS,,,:LANCZOSTHETHEORIESONCOMPUTINGTHEVERTICALVIBRATIONRESPONSESCAUSEDBYMACHINESONTHEFLOOROFMULTI2STORYFACTORYBUILDINGSLiangwen(HebeiInstituteofArchitectureandTechnologyHandan056038)Zhaojincheng(JiaoTongUniversity,Shanghai200030)Abstract:Wereserchedsomecomputationalmethodsoffloorverticalvibrationofmultistoryfactorybuldings1Intheprograms,finiteelementmethodsareusedforanalysisingtheisotropicslabsandmasterbeams,slavebeams,columns,structure1WecalculatedthenaturefrequenciesandelasticeigenmodesofmultistoryfactorystructurewithLanczosmethod,calculatedthefloorverticalvibrationdisplacevalueswithmodesuperpositionmethod1Theresultisaccurate,thecalculationvaluescoincidedwiththerealvibrationstate1Keywords:MultistoryfactorystrucutreFloorverticalvibrationLanczosmethod:19631:19990129,,,,,,,1993(1994206201),,,,,,,,SUPER2SAP,,SUPER2SAP(,),SUPER2SAP,,,,53IndustrialConstruction1999,Vol129,No191999299©1994-2007ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(1020Hz),(0153Hz),,,,,111(1),,,T,(,,),(2)(3)(4)(Y)(5)(6),,:(y),(X)(x),(Z)(z),22112,Y,X,Z,,,,2LANCZOS,,,,,,,,,,,LANCZOSLANCZOS,,,,3LANCZOS631999299©1994-2007ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.=2=01044,,,,,715m,6,6m,1115m,E=3107kN/m2=011:L=411m,A=01203m2,Jx=Jz=0100342m4;:A=0124m2,Jw=010412m4,Jk=010075m4,(),J0=010137m4;:A=0109m2,Jw=0100235m4,Jk=010065m4,J0=010025m4;:t=011m,=11816kNs2/m4,P=2130kN,4,1=2=01041,:4113,=131rad/s,10,19412,()1-12-24,(100100rad/s,213KN):4,,5,,3(a)-;(b)-41-12-255,(16MB),,,1JS[]11:,1974117020021FORTRAN11:,19821454731199314045411:,1992128130073©1994-2007ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.