{"title":"导体的下垂和张力","authors":"D. Douglass, F. R. Thrash","doi":"10.1201/9781315222424-15","DOIUrl":null,"url":null,"abstract":"Ridley Thrash Southwire Company 14.1 Catenary Cables 14-2 Level Spans . Conductor Length . Conductor Slack . Inclined Spans . Ice and Wind Conductor Loads . Conductor Tension Limits 14.2 Approximate Sag-Tension Calculations 14-9 Sag Change with Thermal Elongation . Sag Change Due to Combined Thermal and Elastic Effects . Sag Change Due to Ice Loading 14.3 Numerical Sag-Tension Calculations 14-14 Stress-Strain Curves . Sag-Tension Tables 14.4 Ruling Span Concept 14-22 Tension Differences for Adjacent Dead-End Spans . Tension Equalization by Suspension Insulators . Ruling Span Calculation . Stringing Sag Tables 14.5 Line Design Sag-Tension Parameters 14-25 Catenary Constants . Wind Span . Weight Span . Uplift at Suspension Structures . Tower Spotting 14.6 Conductor Installation 14-28 Conductor Stringing Methods . Tension Stringing Equipment and Setup . Sagging Procedure 14.7 Defining Terms 14-39","PeriodicalId":64189,"journal":{"name":"中国电业","volume":null,"pages":null},"PeriodicalIF":0.0000,"publicationDate":"2018-09-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"13","resultStr":"{\"title\":\"Sag and Tension of Conductor\",\"authors\":\"D. Douglass, F. R. Thrash\",\"doi\":\"10.1201/9781315222424-15\",\"DOIUrl\":null,\"url\":null,\"abstract\":\"Ridley Thrash Southwire Company 14.1 Catenary Cables 14-2 Level Spans . Conductor Length . Conductor Slack . Inclined Spans . Ice and Wind Conductor Loads . Conductor Tension Limits 14.2 Approximate Sag-Tension Calculations 14-9 Sag Change with Thermal Elongation . Sag Change Due to Combined Thermal and Elastic Effects . Sag Change Due to Ice Loading 14.3 Numerical Sag-Tension Calculations 14-14 Stress-Strain Curves . Sag-Tension Tables 14.4 Ruling Span Concept 14-22 Tension Differences for Adjacent Dead-End Spans . Tension Equalization by Suspension Insulators . Ruling Span Calculation . Stringing Sag Tables 14.5 Line Design Sag-Tension Parameters 14-25 Catenary Constants . Wind Span . Weight Span . Uplift at Suspension Structures . Tower Spotting 14.6 Conductor Installation 14-28 Conductor Stringing Methods . Tension Stringing Equipment and Setup . Sagging Procedure 14.7 Defining Terms 14-39\",\"PeriodicalId\":64189,\"journal\":{\"name\":\"中国电业\",\"volume\":null,\"pages\":null},\"PeriodicalIF\":0.0000,\"publicationDate\":\"2018-09-03\",\"publicationTypes\":\"Journal Article\",\"fieldsOfStudy\":null,\"isOpenAccess\":false,\"openAccessPdf\":\"\",\"citationCount\":\"13\",\"resultStr\":null,\"platform\":\"Semanticscholar\",\"paperid\":null,\"PeriodicalName\":\"中国电业\",\"FirstCategoryId\":\"1092\",\"ListUrlMain\":\"https://doi.org/10.1201/9781315222424-15\",\"RegionNum\":0,\"RegionCategory\":null,\"ArticlePicture\":[],\"TitleCN\":null,\"AbstractTextCN\":null,\"PMCID\":null,\"EPubDate\":\"\",\"PubModel\":\"\",\"JCR\":\"\",\"JCRName\":\"\",\"Score\":null,\"Total\":0}","platform":"Semanticscholar","paperid":null,"PeriodicalName":"中国电业","FirstCategoryId":"1092","ListUrlMain":"https://doi.org/10.1201/9781315222424-15","RegionNum":0,"RegionCategory":null,"ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"","JCRName":"","Score":null,"Total":0}
引用次数: 13
摘要
Ridley Thrash Southwire公司14.1悬链网电缆14-2水平跨度。导体长度。指挥松弛。倾斜跨度。冰和风导体负载。导体张力极限14.2近似下垂张力计算14-9下垂随热伸长的变化。热和弹性共同作用下的凹陷变化。冰荷载下的凹陷变化14.3凹陷-张力数值计算14-14应力-应变曲线下垂-张力表14.4支配跨度概念14-22相邻终端跨度的张力差异。悬式绝缘子张力均衡。统治跨度计算。弦下垂表14.5线设计下垂-张力参数14-25悬链线常数。风跨度。重量跨度。悬架结构的隆起。14.6导体安装14-28导体串接方法。张力拉线设备及安装。14.7定义术语14-39
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