diff --git a/op-modules/op-device/src/main/java/com/op/device/service/impl/DeviceInterfaceServiceImpl.java b/op-modules/op-device/src/main/java/com/op/device/service/impl/DeviceInterfaceServiceImpl.java
index 238a36b6..90224224 100644
--- a/op-modules/op-device/src/main/java/com/op/device/service/impl/DeviceInterfaceServiceImpl.java
+++ b/op-modules/op-device/src/main/java/com/op/device/service/impl/DeviceInterfaceServiceImpl.java
@@ -52,7 +52,7 @@ public class DeviceInterfaceServiceImpl implements IDeviceInterfaceService {
 
     /**
      * 获取设备信息
-     * 故障停机率:（设备停机时间总和/一定时间内运行总时间（年））
+     * 故障停机率:（设备停机时间总和/一定时间内运行总时间（今年运行的时间））
      * 设备有效利用率：（实际产量/理论产量）改为：一定天数内该设备的总开机时间/（天数*24小时）
      *
      * @return
diff --git a/op-modules/op-device/src/main/resources/mapper/device/DeviceInterfaceMapper.xml b/op-modules/op-device/src/main/resources/mapper/device/DeviceInterfaceMapper.xml
index 05bcf387..e1cd6ab8 100644
--- a/op-modules/op-device/src/main/resources/mapper/device/DeviceInterfaceMapper.xml
+++ b/op-modules/op-device/src/main/resources/mapper/device/DeviceInterfaceMapper.xml
@@ -48,8 +48,8 @@
             be.equipment_name AS 'equipmentName',
             be.equipment_status AS 'equipmentStatus',
             be.department AS 'department',
-            ROUND(SUM(CAST(eo.fault_time AS FLOAT)) * 100 / SUM(CAST(eo.actual_operation_time AS FLOAT)),2) AS 'failureRate',
-            CAST(SUM(CAST(eo.actual_operation_time AS DECIMAL(10,2)))*100 / (365*24) AS DECIMAL(18,2)) AS 'utilizationRatio'
+            ROUND(SUM(CAST(eo.fault_time AS FLOAT)) * 100 / SUM(CAST(eo.operation_time AS FLOAT)),2) AS 'failureRate',
+            CAST(SUM(CAST(eo.actual_operation_time AS DECIMAL(10,2)))*100/(COUNT(eo.actual_operation_time)*24) AS DECIMAL(18,2)) AS 'utilizationRatio'
         FROM equ_operation eo
         LEFT JOIN base_equipment be ON eo.equipment_code = be.equipment_code
         <where>