柔性直流换流站宽频模型及雷电过电压计算

DOI: 10.13335/j.1000-3673.pst.2015.01.016, PP. 103-109

Keywords: source,converter,(VSC),technology,is,getting,more,and,more,attention.,Overvoltage,computation,for,converter,station,is,one,of,the,key,issues,to,implement,VSC-HVDC,power,transmission,projects.,In,this,paper,a,broadband,model,of,a,VSC-HVDC,simulation,system,is,proposed,based,on,node-to-node,impedance,function,(NIF),for,lightning,overvoltage,calculations,with,brand,new,parameter,measurement,method.,The,results,indicate,that,the,proposed,model,has,accurately,reflected,the,overvoltage,level,of,the,VSC-HVDC,converter,station,in,case,of,lightning,surge.

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Abstract:

柔性直流输电作为一种新型的直流输电技术正日趋受到重视。作为实际工程中的重要环节,柔性直流输电换流站的过电压计算问题亟待解决。文中在点对点阻抗模型(node-

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