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ID:33082115
大小:5.17 MB
页数:83页
时间:2019-02-20
《输电线路脱冰不平衡张力数值模拟分析》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、华中科技大学硕士学位论文algorithm,andtheinfluenceofaveragewindandfluctuatingwindontheice-sheddingunbalancedtensionwasinvestigatedtofindthefluctuatingwinddynamicmagnificationfactor.Finally,amechanicalmodelofcompressiveflexibleinterphasespacerdeviceswasproposedtocompa
2、rethedampingeffectofthreetypicalinterphasespacermodels.Basedonthesameice-sheddingconditions,thedampingperformanceofviscoelasticdamperwasstudied,theinfluenceofdamperparametertypeandarrangementondampingeffectwasinvestigated,andfinallytheoptimizedarrangemen
3、tschemesweregiven.Keywords:ice-sheddingunbalancedtensionUnzippingwaydragcoefficientfluctuatingwindvibrationcontrolIII华中科技大学硕士学位论文目录摘要........................................................................................................(I)Abstract......
4、................................................................................................(II)1绪论.................................................................................................(1)1.1研究背景及意义.........................................
5、.....................................(1)1.2输电线路覆冰成因及机理..............................................................(3)1.3国内外研究现状..............................................................................(5)1.4本章主要研究内容.................................
6、.........................................(7)2输电线路脱冰数值研究方法.............................................................(9)2.1引言..................................................................................................(9)2.2非线性力学理论.................
7、.............................................................(9)2.3导线的索找形................................................................................(10)2.4脱冰数值模型.................................................................................(11)2.5
8、脱冰模拟正确性验证....................................................................(14)2.6脱冰数值方法验证........................................................................(16)2.7本章小结...............................................
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