diff --git a/APP/businessLogic/Inc/bl_chargControl.h b/APP/businessLogic/Inc/bl_chargControl.h
index 92a6e05..2e83230 100644
--- a/APP/businessLogic/Inc/bl_chargControl.h
+++ b/APP/businessLogic/Inc/bl_chargControl.h
@@ -5,11 +5,12 @@
 #include "FM_TIM.h"
 #include "comm_types.h"
 
-
+BOOL getChargControlFlag(void);
 void setChargControlFlag(BOOL state);
 void bl_chargControl(void);
 void endChargWork(void);
 void stopChargWork(void);
+void beginChargWork(void);
 void startChargWork(void);
 
 extern void chargControl(void);
diff --git a/APP/businessLogic/Src/bl_chargControl.c b/APP/businessLogic/Src/bl_chargControl.c
index 2eb54cd..141d7b2 100644
--- a/APP/businessLogic/Src/bl_chargControl.c
+++ b/APP/businessLogic/Src/bl_chargControl.c
@@ -23,7 +23,7 @@ static void BatteryChargControl(void);
 static void noBatteryChargControl(void);
 
 static BOOL chargControlFlag = FALSE;
-static BOOL getChargControlFlag(void);
+// static BOOL getChargControlFlag(void);
 void setChargControlFlag(BOOL state);
 
 /**
@@ -400,8 +400,8 @@ void mppt_readJust(void)
   */
 void endChargWork(void)
 {
-    EN_PWMOUT_Diseable();
-    pwm_Stop();
+    setChargControlFlag(FALSE);
+    setDutyRatioToZero();
     setMPPT_Mode(noWork);
     beginStartControlTask();
 }
@@ -414,11 +414,22 @@ void endChargWork(void)
   */
 void stopChargWork(void)
 {
-    EN_PWMOUT_Diseable();
-    pwm_Stop();
+    setChargControlFlag(FALSE);
+    setDutyRatioToZero();
     setMPPT_Mode(noWork);
 }
 
+/**
+  * @brief  启动充电，开启启动任务
+  * @param
+  * @retval
+  *
+  */
+void beginChargWork(void)
+{
+    beginStartControlTask();
+}
+
 /**
   * @brief  启动充电，直接软启动
   * @param
@@ -432,8 +443,6 @@ void startChargWork(void)
 
 
 
-
-
 /**
   * @brief  判断达到停止充电的条件
   * @param
@@ -534,14 +543,14 @@ void chargControlMode(void)
   */
 void judgeYNBattery(void)
 {
-    // if (getBatteryVoltage() > 16 || getBatteryVoltage() < 10) {
-    //     setBatteryState(FALSE);
-    //     return;
-    // }
-    if (getOutputVoltage() > 16 || getOutputVoltage() < 10) {
+    if (getBatteryVoltage() > 16 || getBatteryVoltage() < 10) {
         setBatteryState(FALSE);
         return;
     }
+    // if (getOutputVoltage() > 16 || getOutputVoltage() < 10) {
+    //     setBatteryState(FALSE);
+    //     return;
+    // }
 }
 
 /**
@@ -623,7 +632,13 @@ BOOL getChargControlFlag(void)
     return chargControlFlag;
 }
 
-
+/**
+  * @brief  设置充电控制的标志位
+  * @param  TRUE    启动充电控制
+  *         FALSE   关闭充电控制
+  * @retval
+  *
+  */
 void setChargControlFlag(BOOL state)
 {
     if (state == TRUE || state == FALSE) {
@@ -644,6 +659,7 @@ void bl_chargControl(void)
     }
 
     // getCVData();
+    setBatteryVoltage();
     judgeYNBattery();
 
     chargControlMode();
diff --git a/APP/businessLogic/Src/task.c b/APP/businessLogic/Src/task.c
index 9e46a8f..90414f6 100644
--- a/APP/businessLogic/Src/task.c
+++ b/APP/businessLogic/Src/task.c
@@ -43,8 +43,11 @@ static void Task_softStart(void);
 static STR_TimeSliceOffset m_impedanceCalculation;
 static void Task_impedanceCalculation(void);
 
-
-
+/* 开路电压采集 */
+#define collectOpenCircuitVoltage_reloadVal 1000         /* 任务执行间隔  */
+#define collectOpenCircuitVoltage_offset 0               /* 任务执行偏移量  */
+STR_TimeSliceOffset g_collectOpenCircuitVoltage;
+void Task_collectOpenCircuitVoltage(void);
 
 /**
  * @brief   启动时初始化各任务
@@ -56,7 +59,7 @@ void task_Init(void)
 {
     TimeSliceOffset_Register(&m_runled, Task_Runled, runled_reloadVal, runled_offset);
     TimeSliceOffset_Register(&m_wdi, Task_wdi, wdi_reloadVal, wdi_offset);
-    beginStartControlTask();
+    TimeSliceOffset_Register(&m_startControl, Task_startControl, startControl_reloadVal, startControl_offset);
     TimeSliceOffset_Register(&m_refreshJudgeData, Task_refreshJudgeData, refreshJudgeData_reloadVal, refreshJudgeData_offset);
 }
 
@@ -135,7 +138,7 @@ void Task_refreshJudgeData(void)
             && (getHighSideMosTemperature() < g_cfgParameter.HighSideMosTemperature_start)) {
         /* 状态处于停止运行则打开充电开关 */
         if (getMosTemperState() == mosTemperStop) {
-            
+            beginChargWork();
         }
         setMosTemperState(mosTemperStart);                
     }
@@ -147,13 +150,8 @@ void Task_refreshJudgeData(void)
             && getHighSideMosTemperature() > g_cfgParameter.HighSideMosTemperature_stop) {        
         setMosTemperState(mosTemperStop); 
         /* 停止充电 */
-        EN_PWMOUT_Diseable();
-        pwm_Stop();
-        setMPPT_Mode(noWork);
-    }
-    
-
-
+        stopChargWork();
+    }    
 }
 
 /**
@@ -191,7 +189,8 @@ void Task_startControl(void)
  */
 void beginStartControlTask(void)
 {    
-    TimeSliceOffset_Register(&m_startControl, Task_startControl, startControl_reloadVal, startControl_offset); 
+    TimeSliceOffset_Register(&m_startControl, Task_startControl, startControl_reloadVal, startControl_offset);
+    m_startControl.runFlag = 1;
 }
 
 /**
@@ -218,7 +217,6 @@ void Task_softStart(void)
         dutyRatio = 0;
         num = 0;
         setDutyRatio(0.75f);
-        set_pwmDutyRatio(getDutyRatio());
 
         if (getBatteryState() == TRUE) {
             setMPPT_Mode(MPPT);
@@ -230,7 +228,6 @@ void Task_softStart(void)
 
     else {        
         setDutyRatio(getDutyRatio() + 0.01f);
-        set_pwmDutyRatio(getDutyRatio());
     }
 }
 /**
@@ -296,7 +293,44 @@ void Task_impedanceCalculation(void)
     }
 }
 
-
+/**
+ * @brief   开路电压采集
+ * @retval
+ */
+void Task_collectOpenCircuitVoltage(void)
+{
+    /* 用于无充电控制时获取开路电压 */
+    static uint32_t collectOpenCircuitVoltageNoNUM = 0;
+    /* 用于有充电控制时获取开路电压 */
+    static uint8_t collectOpenCircuitVoltageYesNUM = 0;
+
+    if (FALSE == getChargControlFlag()) {
+        if (1 <= collectOpenCircuitVoltageNoNUM++) {
+            setSolarOpenCircuitVoltage();
+            collectOpenCircuitVoltageNoNUM = 0;
+        }
+        collectOpenCircuitVoltageYesNUM = 0;
+    }
+    
+    collectOpenCircuitVoltageYesNUM++;
+
+    /* 到达开路电压检测时间 */
+    if (collectOpenCircuitVoltageYesNUM == g_cfgParameter.collectOpenCircuitVoltageTime) {
+        /* 有电池才进行开路电压检测 */
+        if (getBatteryState()) {
+            stopChargWork();
+            /* 设置延时为1000-500ms */
+            g_collectOpenCircuitVoltage.count = 500;
+        }
+        collectOpenCircuitVoltageYesNUM = 0;
+    }
+
+    /* 检测开路电压 */
+    if (collectOpenCircuitVoltageYesNUM == g_cfgParameter.collectOpenCircuitVoltageTime + 1) {
+        setSolarOpenCircuitVoltage();
+        beginChargWork();
+    }
+}