A novel method for calculating the magnetic stiffness matrix was proposed for the numerical analysis of the magneto-elastic stability of complicated current-carrying structures aim- ing for application in the magneto-...A novel method for calculating the magnetic stiffness matrix was proposed for the numerical analysis of the magneto-elastic stability of complicated current-carrying structures aim- ing for application in the magneto-elastic behavior of the tokamak system. A code based on the proposed method was developed and applied to the numerical analysis of two typical current- carrying structures. The good consistency of the numerical and analytical results validated the proposed method and the related numerical code.展开更多
为了安全、有效地开展±800 k V特高压直流输电线路带电作业,在不受电网运行方式影响下快速消除线路缺陷,探讨带电更换±800 k V直流线路直线塔导线悬垂线夹的方法。介绍了保证带电作业人员安全进出±800 k V直流线路等电位...为了安全、有效地开展±800 k V特高压直流输电线路带电作业,在不受电网运行方式影响下快速消除线路缺陷,探讨带电更换±800 k V直流线路直线塔导线悬垂线夹的方法。介绍了保证带电作业人员安全进出±800 k V直流线路等电位的2种方法。通过对作业方法的安全性及承力工具受力进行分析,研究出±800k V直流线路导线悬垂线夹带电更换专用工具及省力作业方法。该专用工具及作业方法安全可靠、操作便捷,实现了±800 k V直流线路直线塔导线悬垂线夹的带电更换,大大提高了供电可靠性。展开更多
基金supported by National Magnetic Confinement Fusion Program of China (Nos. 2009GB104002, 2013GB113005)National Natural Science Foundation of China (Nos. 50977070, 51277139, 11021202)the National Basic Research Program of National China(No. 2011CB610303)
文摘A novel method for calculating the magnetic stiffness matrix was proposed for the numerical analysis of the magneto-elastic stability of complicated current-carrying structures aim- ing for application in the magneto-elastic behavior of the tokamak system. A code based on the proposed method was developed and applied to the numerical analysis of two typical current- carrying structures. The good consistency of the numerical and analytical results validated the proposed method and the related numerical code.
文摘为了安全、有效地开展±800 k V特高压直流输电线路带电作业,在不受电网运行方式影响下快速消除线路缺陷,探讨带电更换±800 k V直流线路直线塔导线悬垂线夹的方法。介绍了保证带电作业人员安全进出±800 k V直流线路等电位的2种方法。通过对作业方法的安全性及承力工具受力进行分析,研究出±800k V直流线路导线悬垂线夹带电更换专用工具及省力作业方法。该专用工具及作业方法安全可靠、操作便捷,实现了±800 k V直流线路直线塔导线悬垂线夹的带电更换,大大提高了供电可靠性。