某风电场升压站的110kV主接线采用变压器线路组接线,一台主变压器容量为100MV若进行该风电场升压站110KV母线侧单相短路电流计算,取Sj=100MVA

作者: rantiku 人气: - 评论: 0
问题 某风电场升压站的110kV主接线采用变压器线路组接线,一台主变压器容量为100MV
选项 若进行该风电场升压站110KV母线侧单相短路电流计算,取Sj=100MVA
答案 A
解析 电力工程设计手册(1)第4-7节公式4-42。Sj=100MVA,Uj=115kV,则Ij=0.502kA;110kV母线侧单相短 路电流:
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