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1、山东建筑大学毕业设计外文文献及译文外文文献:TheStructureFormofHigh-RiseBuildingsABSTRACT:High-risebuildingistopointtoexceedacertainheightandlayersmultistorybuildings.IntheUnitedStates,24.6mor7layeraboveashigh-risebuildings;InJapan,31mor8layerandaboveashigh-risebuildings;InBrit
2、ain,tohaveequaltoorgreaterthan24.3marchitectureashigh-risebuildings.Since2005provisionsinChinamorethan10layersofresidentialbuildingsandmorethan24meterstallothercivilbuildingforhigh-risebuildings.KEYWARD:High-RiseBuildings;Shear-WallSystems;Rigid-FrameSyst
3、ems1.High-risebuildingprofilesAlthoughthebasicprinciplesofverticalandhorizontalsubsystemdesignremainthesameforlow-,medium-,orhigh-risebuildings,whenabuildinggetshightheverticalsubsystemsbecomeacontrollingproblemfortworeasons.Higherverticalloadswillrequire
4、largercolumns,walls,andshafts.But,moresignificantly,theoverturningmomentandthesheardeflectionsproducedbylateralforcesaremuchlargerandmustbecarefullyprovidedfor.Theverticalsubsystemsinahigh-risebuildingtransmitaccumulatedgravityloadfromstorytostory,thusreq
5、uiringlargercolumnorwallsectionstosupportsuchloading.Inadditionthesesameverticalsubsystemsmusttransmitlateralloads,suchaswindorseismicloads,tothefoundations.However,incontrasttoverticalload,lateralloadeffectsonbuildingsarenotlinearandincreaserapidlywithin
6、creaseinheight.Forexampleunderwindload,theoverturningmomentatthebaseofbuildingsvariesapproximatelyasthesquareofabuildingsmayvaryasthefourthpowerofbuildingsheight,otherthingsbeingequal.Earthquakeproducesanevenmorepronouncedeffect.Whenthestructureforalow-or
7、medium-risebuildingisdesignedfordeadandliveload,itisalmostaninherentpropertythatthecolumns,walls,andstairorelevatorshaftscancarrymostofthehorizontalforces.Theproblemisprimarilyoneofshearresistance.Moderateadditionbracingforrigidframesin“short”buildingscan
8、easilybeprovidedbyfillingcertainpanels(orevenallpanels)withoutincreasingthesizesofthe-16-山东建筑大学毕业设计外文文献及译文columnsandgirdersotherwiserequiredforverticalloads.Unfortunately,thisisnotisforhigh-risebuildingsbecausethepr