diff --git a/run.m b/run.m
index 4cebee4..2f9ea8c 100644
--- a/run.m
+++ b/run.m
@@ -2,7 +2,7 @@ clear
 clc
 % yalmip('clear')
 addpath('.\Powerflow')
-[~, ~, ~, ~,Volt,Vangle,Y,Yangle,r,c,newwordParameter,PG,QG,PD,QD,Balance]=pf('ieee118.dat', '0');
+[~, ~, ~, ~,Volt,Vangle,Y,Yangle,r,c,newwordParameter,PG,QG,PD,QD,Balance]=pf('s1047.dat', '0');
 %% 开始生成量测量
 sigma=0.05;% 标准差
 %% 电压