diff --git a/App/Src/anemometer_dev.c b/App/Src/anemometer_dev.c
index ae96bb5..fec93d5 100644
--- a/App/Src/anemometer_dev.c
+++ b/App/Src/anemometer_dev.c
@@ -1065,6 +1065,8 @@ void my_update_mcs_param(float new_wind_speed, float new_wind_dirction)
         win_10min.index = (win_10min.index + 1) % g_usrConfigInfo.speed_average_time;//更新索引
 }
 
+
+uint8_t SHT45_ERR_NUM = 0;
 //采集温度，湿度，大气压
 static void getTempHumiPress(void)
 {
@@ -1085,6 +1087,24 @@ static void getTempHumiPress(void)
     if(get_temp_humi_data(&backupTemperature1, &g_stMcs_Para.humidity) != HAL_OK)
     {
         //错误处理
+        //断电重启，本次关电，下次上电，下下次返回正常数据
+        if(g_error_log.temp_error_SHT30 == 0)
+        {
+            HAL_GPIO_WritePin(GPIOB, GPIO_SHT_PWR_EN_Pin, GPIO_PIN_RESET);
+            HAL_I2C_DeInit(&hi2c1);
+            SHT45_ERR_NUM = 1;
+        }else
+        {
+            //确保只执行一次重新初始化程序
+            if(SHT45_ERR_NUM == 1)
+            {
+                HAL_GPIO_WritePin(GPIOB, GPIO_SHT_PWR_EN_Pin, GPIO_PIN_SET);
+                osDelay(1);
+                MX_I2C1_Init();
+                TMP117_Init();//TMP117是同一个电源，重新上电需要初始化
+                SHT45_ERR_NUM = 0;
+            }
+        }
         //置错误标志位
         g_error_log.temp_error_SHT30 = 1;
     }