用类处理变压器阻抗数据。

Signed-off-by: facat@lab.com <facat@lab.com>

testHasttable/element/transformer.cpp

@@ -0,0 +1,26 @@
+#include "transformer.h"
+
+
+Transformer::Transformer(const QPair<QString,QString>& fromTo, PowerTransformer* tf):Branch(fromTo.first,fromTo.second)
+{
+    this->ratio=1;
+    this->tf=tf;
+}
+
+
+void Transformer::extract()
+{
+//    PowerTransformer *tf=this->tf;
+    double length=10;
+    //单位阻抗
+    double r0=0.01;
+    double x0=0.01;
+    double g0=0;
+    double b0=0;
+    this->r=r0*length;
+    this->x=x0*length;
+    this->g1=g0*length;
+    this->g2=g0*length;
+    this->b1=b0*length;
+    this->b2=b0*length;
+}