diff --git a/testHasttable/element/transformer.cpp b/testHasttable/element/transformer.cpp
index 94f57b7..4f4e1ac 100644
--- a/testHasttable/element/transformer.cpp
+++ b/testHasttable/element/transformer.cpp
@@ -85,9 +85,9 @@ void Transformer::extract()
     }
 
     //单位阻抗
-    double r0=short_kw/1000/capkVA/1000;
+    double r0=short_kw/1000/(capkVA*1.0/1000);
     double x0=short_vp/100;
-    double g0=noload_kw/1000/capkVA/1000;
+    double g0=noload_kw/1000/(capkVA*1.0/1000);
     double b0=noload_vp/100;
     this->r=r0;
     this->x=x0;