塔架結構的優(yōu)化設計研究.pdf

1、西北工業(yè)大學碩士學位論文塔架結構的優(yōu)化設計研究姓名：張偉剛申請學位級別：碩士專業(yè)：工程力學指導教師：劉海軍劉洪兵20061018西北工業(yè)大學碩E學位論文摘愛ABSTRACTTowerstructureisakindoftoweringsteelstructurethatiscurrentlyextensiveappliedBecauseofitsspecialconstruction，althoughthereisalotofstudy

2、ofcalculationmethodsoftowerdesign，astheresu]toftheartificialortechniquereasons，sofarasconcerned，peoplecarryOfflessresearchitsstructuredesignoptimizationIntheviewofsavingmaterials，shorteningconstructperiodandreducingcost，

3、manytowerdesignsatpresentareirrationalBasedontheanalysiSofthebasicstructureandtheorycalculationofthetowerandresearchofthestructureoptimizationmethod，thisthesisputsforwardthemethodofmarcfiniteelementproceduretooptimizethe

4、towerstructureThetraditionalstructuredesignsaremoreconservativeandtheaccuracyisnothigh，whichresultsinthatthematerialcan’texertitsfunctionverywellHowever，theadvancedfiniteelementstructureoptimizeddesigncanchangetheirregul

5、arityofthetraditionaldesigntheorieswellAtthesatisfactionofthecredibilityandsafetyofstructure，itcanexertthematerialandstructurefunctionofeachcomponentadequately，attainingthepurposeofreducingthecostThistextcarriesontherese

6、archofoptimizedmethodsoftowerstructurefromtwoaspectsOnonehand，commencingonthewholetowerstructure，thereasonableuseoffiniteelementprocedurecanmakethegreatlyTholetowerscatteredintothesinglepoledepartmentunit，setupthepolesti

7、ffnessmatrixandstructurestiffnessmatrix，makethecalculationmethodofawholetowerstructuremoreprecisionthanthetraditionmethod，thusestablishthebasementofintegeroptimizeddesignOntheotherhand，makinguseofthepoleoptimizedmodule，t