计算8.根据图示变压器1T、线路2WL和4WL的额定电压,确定发电机G、变压器2T和3T、线路1WL和3WL的额定电压。 -题库考试答案搜索网

计算8.根据图示变压器1T、线路2WL和4WL的额定电压,确定发电机G、变压器2T和3T、线路1WL和3WL的额定电压。

问答题

2022-04-02 18:28

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正确答案

:发电机GD的额定电压U_G= U_1N1T=10.5KV
变压器2T一次额定电压 U_1N2T=U_1WL=35KV
变压器2T二次额定电压 U_2N2T=U_2WL*(1+5%)=6*1.05=6.3KV
变压器3T一次额定电压 U_1N3T=U_1WL=35KV
变压器3T二次额定电压 U_2N3T=U_2WL*(1+5%)=0.22*1.05=0.231KV
线路1WL的额定电压 U_1wl=U_2N1T/(1+10%)=38.5/1.1=35KV
线路3WL的额定电压 U_3wl=U_G/(1+5%)=10.5/1.05=10KV

试题解析

标签：桂林理工大学机电一体化技术高起专工厂供电

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