diff --git a/docs/docs.go b/docs/docs.go
index 4f61ff5..89875f3 100644
--- a/docs/docs.go
+++ b/docs/docs.go
@@ -1027,6 +1027,86 @@ const docTemplate = `{
                 }
             }
         },
+        "/api/v1/area-controllers/ota/progress/{taskId}": {
+            "get": {
+                "security": [
+                    {
+                        "BearerAuth": []
+                    }
+                ],
+                "description": "根据任务ID查询指定OTA升级任务的当前进度",
+                "produces": [
+                    "application/json"
+                ],
+                "tags": [
+                    "区域主控管理"
+                ],
+                "summary": "查询OTA升级进度",
+                "parameters": [
+                    {
+                        "type": "string",
+                        "description": "OTA任务ID",
+                        "name": "taskId",
+                        "in": "path",
+                        "required": true
+                    }
+                ],
+                "responses": {
+                    "200": {
+                        "description": "OK",
+                        "schema": {
+                            "allOf": [
+                                {
+                                    "$ref": "#/definitions/controller.Response"
+                                },
+                                {
+                                    "type": "object",
+                                    "properties": {
+                                        "data": {
+                                            "$ref": "#/definitions/dto.OtaUpgradeProgressResponse"
+                                        }
+                                    }
+                                }
+                            ]
+                        }
+                    }
+                }
+            }
+        },
+        "/api/v1/area-controllers/ota/tasks/{taskId}/stop": {
+            "post": {
+                "security": [
+                    {
+                        "BearerAuth": []
+                    }
+                ],
+                "description": "根据任务ID请求停止一个正在进行的OTA升级任务",
+                "produces": [
+                    "application/json"
+                ],
+                "tags": [
+                    "区域主控管理"
+                ],
+                "summary": "停止OTA升级任务",
+                "parameters": [
+                    {
+                        "type": "string",
+                        "description": "OTA任务ID",
+                        "name": "taskId",
+                        "in": "path",
+                        "required": true
+                    }
+                ],
+                "responses": {
+                    "200": {
+                        "description": "OK",
+                        "schema": {
+                            "$ref": "#/definitions/controller.Response"
+                        }
+                    }
+                }
+            }
+        },
         "/api/v1/area-controllers/{id}": {
             "get": {
                 "security": [
@@ -1161,6 +1241,62 @@ const docTemplate = `{
                 }
             }
         },
+        "/api/v1/area-controllers/{id}/ota/start": {
+            "post": {
+                "security": [
+                    {
+                        "BearerAuth": []
+                    }
+                ],
+                "description": "为指定的区域主控上传固件并启动一个OTA升级任务",
+                "consumes": [
+                    "multipart/form-data"
+                ],
+                "produces": [
+                    "application/json"
+                ],
+                "tags": [
+                    "区域主控管理"
+                ],
+                "summary": "启动区域主控OTA升级",
+                "parameters": [
+                    {
+                        "type": "string",
+                        "description": "区域主控ID",
+                        "name": "id",
+                        "in": "path",
+                        "required": true
+                    },
+                    {
+                        "type": "file",
+                        "description": "固件压缩包文件",
+                        "name": "firmware_file",
+                        "in": "formData",
+                        "required": true
+                    }
+                ],
+                "responses": {
+                    "200": {
+                        "description": "OK",
+                        "schema": {
+                            "allOf": [
+                                {
+                                    "$ref": "#/definitions/controller.Response"
+                                },
+                                {
+                                    "type": "object",
+                                    "properties": {
+                                        "data": {
+                                            "$ref": "#/definitions/dto.OtaUpgradeResponse"
+                                        }
+                                    }
+                                }
+                            ]
+                        }
+                    }
+                }
+            }
+        },
         "/api/v1/device-templates": {
             "get": {
                 "security": [
@@ -3828,6 +3964,7 @@ const docTemplate = `{
                     },
                     {
                         "enum": [
+                            7,
                             -1,
                             0,
                             1,
@@ -3837,12 +3974,12 @@ const docTemplate = `{
                             5,
                             -1,
                             5,
-                            6,
-                            7
+                            6
                         ],
                         "type": "integer",
                         "format": "int32",
                         "x-enum-varnames": [
+                            "_numLevels",
                             "DebugLevel",
                             "InfoLevel",
                             "WarnLevel",
@@ -3852,8 +3989,7 @@ const docTemplate = `{
                             "FatalLevel",
                             "_minLevel",
                             "_maxLevel",
-                            "InvalidLevel",
-                            "_numLevels"
+                            "InvalidLevel"
                         ],
                         "name": "level",
                         "in": "query"
@@ -8252,6 +8388,44 @@ const docTemplate = `{
                 }
             }
         },
+        "dto.OtaUpgradeProgressResponse": {
+            "type": "object",
+            "properties": {
+                "current_stage": {
+                    "description": "当前阶段",
+                    "allOf": [
+                        {
+                            "$ref": "#/definitions/models.OTATaskStatus"
+                        }
+                    ]
+                },
+                "executed_num": {
+                    "description": "已执行步骤数",
+                    "type": "integer"
+                },
+                "message": {
+                    "description": "状态消息",
+                    "type": "string"
+                },
+                "task_id": {
+                    "description": "OTA 升级任务ID",
+                    "type": "integer"
+                },
+                "total_num": {
+                    "description": "总步骤数",
+                    "type": "integer"
+                }
+            }
+        },
+        "dto.OtaUpgradeResponse": {
+            "type": "object",
+            "properties": {
+                "task_id": {
+                    "description": "OTA 升级任务ID",
+                    "type": "integer"
+                }
+            }
+        },
         "dto.PaginationDTO": {
             "type": "object",
             "properties": {
@@ -10168,9 +10342,11 @@ const docTemplate = `{
         "models.AIModel": {
             "type": "string",
             "enum": [
+                "None",
                 "Gemini"
             ],
             "x-enum-varnames": [
+                "AI_MODEL_NONE",
                 "AI_MODEL_GEMINI"
             ]
         },
@@ -10333,6 +10509,53 @@ const docTemplate = `{
                 "NotifierTypeLog"
             ]
         },
+        "models.OTATaskStatus": {
+            "type": "string",
+            "enum": [
+                "待开始",
+                "进行中",
+                "成功",
+                "版本已是最新",
+                "预检失败",
+                "下载或校验失败",
+                "固件回滚",
+                "超时",
+                "平台内部错误"
+            ],
+            "x-enum-comments": {
+                "OTATaskStatusAlreadyUpToDate": "设备报告版本已是最新，未执行升级",
+                "OTATaskStatusFailedDownload": "设备报告文件下载或校验失败 (包括清单文件和固件文件)",
+                "OTATaskStatusFailedPreCheck": "设备报告升级前检查失败 (如拒绝降级、准备分区失败)",
+                "OTATaskStatusFailedRollback": "新固件启动失败，设备自动回滚",
+                "OTATaskStatusInProgress": "任务已下发，设备正在处理",
+                "OTATaskStatusPending": "任务已创建，等待下发",
+                "OTATaskStatusPlatformError": "平台处理过程中发生的非设备报告错误",
+                "OTATaskStatusSuccess": "设备报告升级成功，新固件已运行",
+                "OTATaskStatusTimedOut": "平台在超时后仍未收到最终报告"
+            },
+            "x-enum-descriptions": [
+                "任务已创建，等待下发",
+                "任务已下发，设备正在处理",
+                "设备报告升级成功，新固件已运行",
+                "设备报告版本已是最新，未执行升级",
+                "设备报告升级前检查失败 (如拒绝降级、准备分区失败)",
+                "设备报告文件下载或校验失败 (包括清单文件和固件文件)",
+                "新固件启动失败，设备自动回滚",
+                "平台在超时后仍未收到最终报告",
+                "平台处理过程中发生的非设备报告错误"
+            ],
+            "x-enum-varnames": [
+                "OTATaskStatusPending",
+                "OTATaskStatusInProgress",
+                "OTATaskStatusSuccess",
+                "OTATaskStatusAlreadyUpToDate",
+                "OTATaskStatusFailedPreCheck",
+                "OTATaskStatusFailedDownload",
+                "OTATaskStatusFailedRollback",
+                "OTATaskStatusTimedOut",
+                "OTATaskStatusPlatformError"
+            ]
+        },
         "models.Operator": {
             "type": "string",
             "enum": [
@@ -10700,7 +10923,8 @@ const docTemplate = `{
                 "告警通知",
                 "通知刷新",
                 "设备阈值检查",
-                "区域阈值检查"
+                "区域阈值检查",
+                "OTA升级检查任务"
             ],
             "x-enum-comments": {
                 "TaskPlanAnalysis": "解析Plan的Task列表并添加到待执行队列的特殊任务",
@@ -10710,6 +10934,7 @@ const docTemplate = `{
                 "TaskTypeFullCollection": "新增的全量采集任务",
                 "TaskTypeHeartbeat": "区域主控心跳检测任务",
                 "TaskTypeNotificationRefresh": "通知刷新任务",
+                "TaskTypeOTACheck": "OTA升级超时检查任务",
                 "TaskTypeReleaseFeedWeight": "下料口释放指定重量任务",
                 "TaskTypeWaiting": "等待任务"
             },
@@ -10722,7 +10947,8 @@ const docTemplate = `{
                 "告警通知任务",
                 "通知刷新任务",
                 "设备阈值检查任务",
-                "区域阈值检查任务"
+                "区域阈值检查任务",
+                "OTA升级超时检查任务"
             ],
             "x-enum-varnames": [
                 "TaskPlanAnalysis",
@@ -10733,7 +10959,8 @@ const docTemplate = `{
                 "TaskTypeAlarmNotification",
                 "TaskTypeNotificationRefresh",
                 "TaskTypeDeviceThresholdCheck",
-                "TaskTypeAreaCollectorThresholdCheck"
+                "TaskTypeAreaCollectorThresholdCheck",
+                "TaskTypeOTACheck"
             ]
         },
         "models.ValueDescriptor": {
@@ -10769,6 +10996,7 @@ const docTemplate = `{
             "type": "integer",
             "format": "int32",
             "enum": [
+                7,
                 -1,
                 0,
                 1,
@@ -10778,10 +11006,10 @@ const docTemplate = `{
                 5,
                 -1,
                 5,
-                6,
-                7
+                6
             ],
             "x-enum-varnames": [
+                "_numLevels",
                 "DebugLevel",
                 "InfoLevel",
                 "WarnLevel",
@@ -10791,8 +11019,7 @@ const docTemplate = `{
                 "FatalLevel",
                 "_minLevel",
                 "_maxLevel",
-                "InvalidLevel",
-                "_numLevels"
+                "InvalidLevel"
             ]
         }
     },
diff --git a/docs/swagger.json b/docs/swagger.json
index db22f17..4fc3aa7 100644
--- a/docs/swagger.json
+++ b/docs/swagger.json
@@ -1019,6 +1019,86 @@
                 }
             }
         },
+        "/api/v1/area-controllers/ota/progress/{taskId}": {
+            "get": {
+                "security": [
+                    {
+                        "BearerAuth": []
+                    }
+                ],
+                "description": "根据任务ID查询指定OTA升级任务的当前进度",
+                "produces": [
+                    "application/json"
+                ],
+                "tags": [
+                    "区域主控管理"
+                ],
+                "summary": "查询OTA升级进度",
+                "parameters": [
+                    {
+                        "type": "string",
+                        "description": "OTA任务ID",
+                        "name": "taskId",
+                        "in": "path",
+                        "required": true
+                    }
+                ],
+                "responses": {
+                    "200": {
+                        "description": "OK",
+                        "schema": {
+                            "allOf": [
+                                {
+                                    "$ref": "#/definitions/controller.Response"
+                                },
+                                {
+                                    "type": "object",
+                                    "properties": {
+                                        "data": {
+                                            "$ref": "#/definitions/dto.OtaUpgradeProgressResponse"
+                                        }
+                                    }
+                                }
+                            ]
+                        }
+                    }
+                }
+            }
+        },
+        "/api/v1/area-controllers/ota/tasks/{taskId}/stop": {
+            "post": {
+                "security": [
+                    {
+                        "BearerAuth": []
+                    }
+                ],
+                "description": "根据任务ID请求停止一个正在进行的OTA升级任务",
+                "produces": [
+                    "application/json"
+                ],
+                "tags": [
+                    "区域主控管理"
+                ],
+                "summary": "停止OTA升级任务",
+                "parameters": [
+                    {
+                        "type": "string",
+                        "description": "OTA任务ID",
+                        "name": "taskId",
+                        "in": "path",
+                        "required": true
+                    }
+                ],
+                "responses": {
+                    "200": {
+                        "description": "OK",
+                        "schema": {
+                            "$ref": "#/definitions/controller.Response"
+                        }
+                    }
+                }
+            }
+        },
         "/api/v1/area-controllers/{id}": {
             "get": {
                 "security": [
@@ -1153,6 +1233,62 @@
                 }
             }
         },
+        "/api/v1/area-controllers/{id}/ota/start": {
+            "post": {
+                "security": [
+                    {
+                        "BearerAuth": []
+                    }
+                ],
+                "description": "为指定的区域主控上传固件并启动一个OTA升级任务",
+                "consumes": [
+                    "multipart/form-data"
+                ],
+                "produces": [
+                    "application/json"
+                ],
+                "tags": [
+                    "区域主控管理"
+                ],
+                "summary": "启动区域主控OTA升级",
+                "parameters": [
+                    {
+                        "type": "string",
+                        "description": "区域主控ID",
+                        "name": "id",
+                        "in": "path",
+                        "required": true
+                    },
+                    {
+                        "type": "file",
+                        "description": "固件压缩包文件",
+                        "name": "firmware_file",
+                        "in": "formData",
+                        "required": true
+                    }
+                ],
+                "responses": {
+                    "200": {
+                        "description": "OK",
+                        "schema": {
+                            "allOf": [
+                                {
+                                    "$ref": "#/definitions/controller.Response"
+                                },
+                                {
+                                    "type": "object",
+                                    "properties": {
+                                        "data": {
+                                            "$ref": "#/definitions/dto.OtaUpgradeResponse"
+                                        }
+                                    }
+                                }
+                            ]
+                        }
+                    }
+                }
+            }
+        },
         "/api/v1/device-templates": {
             "get": {
                 "security": [
@@ -3820,6 +3956,7 @@
                     },
                     {
                         "enum": [
+                            7,
                             -1,
                             0,
                             1,
@@ -3829,12 +3966,12 @@
                             5,
                             -1,
                             5,
-                            6,
-                            7
+                            6
                         ],
                         "type": "integer",
                         "format": "int32",
                         "x-enum-varnames": [
+                            "_numLevels",
                             "DebugLevel",
                             "InfoLevel",
                             "WarnLevel",
@@ -3844,8 +3981,7 @@
                             "FatalLevel",
                             "_minLevel",
                             "_maxLevel",
-                            "InvalidLevel",
-                            "_numLevels"
+                            "InvalidLevel"
                         ],
                         "name": "level",
                         "in": "query"
@@ -8244,6 +8380,44 @@
                 }
             }
         },
+        "dto.OtaUpgradeProgressResponse": {
+            "type": "object",
+            "properties": {
+                "current_stage": {
+                    "description": "当前阶段",
+                    "allOf": [
+                        {
+                            "$ref": "#/definitions/models.OTATaskStatus"
+                        }
+                    ]
+                },
+                "executed_num": {
+                    "description": "已执行步骤数",
+                    "type": "integer"
+                },
+                "message": {
+                    "description": "状态消息",
+                    "type": "string"
+                },
+                "task_id": {
+                    "description": "OTA 升级任务ID",
+                    "type": "integer"
+                },
+                "total_num": {
+                    "description": "总步骤数",
+                    "type": "integer"
+                }
+            }
+        },
+        "dto.OtaUpgradeResponse": {
+            "type": "object",
+            "properties": {
+                "task_id": {
+                    "description": "OTA 升级任务ID",
+                    "type": "integer"
+                }
+            }
+        },
         "dto.PaginationDTO": {
             "type": "object",
             "properties": {
@@ -10160,9 +10334,11 @@
         "models.AIModel": {
             "type": "string",
             "enum": [
+                "None",
                 "Gemini"
             ],
             "x-enum-varnames": [
+                "AI_MODEL_NONE",
                 "AI_MODEL_GEMINI"
             ]
         },
@@ -10325,6 +10501,53 @@
                 "NotifierTypeLog"
             ]
         },
+        "models.OTATaskStatus": {
+            "type": "string",
+            "enum": [
+                "待开始",
+                "进行中",
+                "成功",
+                "版本已是最新",
+                "预检失败",
+                "下载或校验失败",
+                "固件回滚",
+                "超时",
+                "平台内部错误"
+            ],
+            "x-enum-comments": {
+                "OTATaskStatusAlreadyUpToDate": "设备报告版本已是最新，未执行升级",
+                "OTATaskStatusFailedDownload": "设备报告文件下载或校验失败 (包括清单文件和固件文件)",
+                "OTATaskStatusFailedPreCheck": "设备报告升级前检查失败 (如拒绝降级、准备分区失败)",
+                "OTATaskStatusFailedRollback": "新固件启动失败，设备自动回滚",
+                "OTATaskStatusInProgress": "任务已下发，设备正在处理",
+                "OTATaskStatusPending": "任务已创建，等待下发",
+                "OTATaskStatusPlatformError": "平台处理过程中发生的非设备报告错误",
+                "OTATaskStatusSuccess": "设备报告升级成功，新固件已运行",
+                "OTATaskStatusTimedOut": "平台在超时后仍未收到最终报告"
+            },
+            "x-enum-descriptions": [
+                "任务已创建，等待下发",
+                "任务已下发，设备正在处理",
+                "设备报告升级成功，新固件已运行",
+                "设备报告版本已是最新，未执行升级",
+                "设备报告升级前检查失败 (如拒绝降级、准备分区失败)",
+                "设备报告文件下载或校验失败 (包括清单文件和固件文件)",
+                "新固件启动失败，设备自动回滚",
+                "平台在超时后仍未收到最终报告",
+                "平台处理过程中发生的非设备报告错误"
+            ],
+            "x-enum-varnames": [
+                "OTATaskStatusPending",
+                "OTATaskStatusInProgress",
+                "OTATaskStatusSuccess",
+                "OTATaskStatusAlreadyUpToDate",
+                "OTATaskStatusFailedPreCheck",
+                "OTATaskStatusFailedDownload",
+                "OTATaskStatusFailedRollback",
+                "OTATaskStatusTimedOut",
+                "OTATaskStatusPlatformError"
+            ]
+        },
         "models.Operator": {
             "type": "string",
             "enum": [
@@ -10692,7 +10915,8 @@
                 "告警通知",
                 "通知刷新",
                 "设备阈值检查",
-                "区域阈值检查"
+                "区域阈值检查",
+                "OTA升级检查任务"
             ],
             "x-enum-comments": {
                 "TaskPlanAnalysis": "解析Plan的Task列表并添加到待执行队列的特殊任务",
@@ -10702,6 +10926,7 @@
                 "TaskTypeFullCollection": "新增的全量采集任务",
                 "TaskTypeHeartbeat": "区域主控心跳检测任务",
                 "TaskTypeNotificationRefresh": "通知刷新任务",
+                "TaskTypeOTACheck": "OTA升级超时检查任务",
                 "TaskTypeReleaseFeedWeight": "下料口释放指定重量任务",
                 "TaskTypeWaiting": "等待任务"
             },
@@ -10714,7 +10939,8 @@
                 "告警通知任务",
                 "通知刷新任务",
                 "设备阈值检查任务",
-                "区域阈值检查任务"
+                "区域阈值检查任务",
+                "OTA升级超时检查任务"
             ],
             "x-enum-varnames": [
                 "TaskPlanAnalysis",
@@ -10725,7 +10951,8 @@
                 "TaskTypeAlarmNotification",
                 "TaskTypeNotificationRefresh",
                 "TaskTypeDeviceThresholdCheck",
-                "TaskTypeAreaCollectorThresholdCheck"
+                "TaskTypeAreaCollectorThresholdCheck",
+                "TaskTypeOTACheck"
             ]
         },
         "models.ValueDescriptor": {
@@ -10761,6 +10988,7 @@
             "type": "integer",
             "format": "int32",
             "enum": [
+                7,
                 -1,
                 0,
                 1,
@@ -10770,10 +10998,10 @@
                 5,
                 -1,
                 5,
-                6,
-                7
+                6
             ],
             "x-enum-varnames": [
+                "_numLevels",
                 "DebugLevel",
                 "InfoLevel",
                 "WarnLevel",
@@ -10783,8 +11011,7 @@
                 "FatalLevel",
                 "_minLevel",
                 "_maxLevel",
-                "InvalidLevel",
-                "_numLevels"
+                "InvalidLevel"
             ]
         }
     },
diff --git a/docs/swagger.yaml b/docs/swagger.yaml
index dfc6ebb..ad562e8 100644
--- a/docs/swagger.yaml
+++ b/docs/swagger.yaml
@@ -994,6 +994,31 @@ definitions:
           $ref: '#/definitions/dto.NutrientRawMaterialDTO'
         type: array
     type: object
+  dto.OtaUpgradeProgressResponse:
+    properties:
+      current_stage:
+        allOf:
+        - $ref: '#/definitions/models.OTATaskStatus'
+        description: 当前阶段
+      executed_num:
+        description: 已执行步骤数
+        type: integer
+      message:
+        description: 状态消息
+        type: string
+      task_id:
+        description: OTA 升级任务ID
+        type: integer
+      total_num:
+        description: 总步骤数
+        type: integer
+    type: object
+  dto.OtaUpgradeResponse:
+    properties:
+      task_id:
+        description: OTA 升级任务ID
+        type: integer
+    type: object
   dto.PaginationDTO:
     properties:
       page:
@@ -2288,9 +2313,11 @@ definitions:
     type: object
   models.AIModel:
     enum:
+    - None
     - Gemini
     type: string
     x-enum-varnames:
+    - AI_MODEL_NONE
     - AI_MODEL_GEMINI
   models.AlarmCode:
     enum:
@@ -2420,6 +2447,48 @@ definitions:
     - NotifierTypeWeChat
     - NotifierTypeLark
     - NotifierTypeLog
+  models.OTATaskStatus:
+    enum:
+    - 待开始
+    - 进行中
+    - 成功
+    - 版本已是最新
+    - 预检失败
+    - 下载或校验失败
+    - 固件回滚
+    - 超时
+    - 平台内部错误
+    type: string
+    x-enum-comments:
+      OTATaskStatusAlreadyUpToDate: 设备报告版本已是最新，未执行升级
+      OTATaskStatusFailedDownload: 设备报告文件下载或校验失败 (包括清单文件和固件文件)
+      OTATaskStatusFailedPreCheck: 设备报告升级前检查失败 (如拒绝降级、准备分区失败)
+      OTATaskStatusFailedRollback: 新固件启动失败，设备自动回滚
+      OTATaskStatusInProgress: 任务已下发，设备正在处理
+      OTATaskStatusPending: 任务已创建，等待下发
+      OTATaskStatusPlatformError: 平台处理过程中发生的非设备报告错误
+      OTATaskStatusSuccess: 设备报告升级成功，新固件已运行
+      OTATaskStatusTimedOut: 平台在超时后仍未收到最终报告
+    x-enum-descriptions:
+    - 任务已创建，等待下发
+    - 任务已下发，设备正在处理
+    - 设备报告升级成功，新固件已运行
+    - 设备报告版本已是最新，未执行升级
+    - 设备报告升级前检查失败 (如拒绝降级、准备分区失败)
+    - 设备报告文件下载或校验失败 (包括清单文件和固件文件)
+    - 新固件启动失败，设备自动回滚
+    - 平台在超时后仍未收到最终报告
+    - 平台处理过程中发生的非设备报告错误
+    x-enum-varnames:
+    - OTATaskStatusPending
+    - OTATaskStatusInProgress
+    - OTATaskStatusSuccess
+    - OTATaskStatusAlreadyUpToDate
+    - OTATaskStatusFailedPreCheck
+    - OTATaskStatusFailedDownload
+    - OTATaskStatusFailedRollback
+    - OTATaskStatusTimedOut
+    - OTATaskStatusPlatformError
   models.Operator:
     enum:
     - <
@@ -2724,6 +2793,7 @@ definitions:
     - 通知刷新
     - 设备阈值检查
     - 区域阈值检查
+    - OTA升级检查任务
     type: string
     x-enum-comments:
       TaskPlanAnalysis: 解析Plan的Task列表并添加到待执行队列的特殊任务
@@ -2733,6 +2803,7 @@ definitions:
       TaskTypeFullCollection: 新增的全量采集任务
       TaskTypeHeartbeat: 区域主控心跳检测任务
       TaskTypeNotificationRefresh: 通知刷新任务
+      TaskTypeOTACheck: OTA升级超时检查任务
       TaskTypeReleaseFeedWeight: 下料口释放指定重量任务
       TaskTypeWaiting: 等待任务
     x-enum-descriptions:
@@ -2745,6 +2816,7 @@ definitions:
     - 通知刷新任务
     - 设备阈值检查任务
     - 区域阈值检查任务
+    - OTA升级超时检查任务
     x-enum-varnames:
     - TaskPlanAnalysis
     - TaskTypeWaiting
@@ -2755,6 +2827,7 @@ definitions:
     - TaskTypeNotificationRefresh
     - TaskTypeDeviceThresholdCheck
     - TaskTypeAreaCollectorThresholdCheck
+    - TaskTypeOTACheck
   models.ValueDescriptor:
     properties:
       multiplier:
@@ -2778,6 +2851,7 @@ definitions:
     - PlanTypeFilterSystem
   zapcore.Level:
     enum:
+    - 7
     - -1
     - 0
     - 1
@@ -2788,10 +2862,10 @@ definitions:
     - -1
     - 5
     - 6
-    - 7
     format: int32
     type: integer
     x-enum-varnames:
+    - _numLevels
     - DebugLevel
     - InfoLevel
     - WarnLevel
@@ -2802,7 +2876,6 @@ definitions:
     - _minLevel
     - _maxLevel
     - InvalidLevel
-    - _numLevels
 info:
   contact:
     email: divano@example.com
@@ -3542,6 +3615,86 @@ paths:
       summary: 更新区域主控信息
       tags:
       - 区域主控管理
+  /api/v1/area-controllers/{id}/ota/start:
+    post:
+      consumes:
+      - multipart/form-data
+      description: 为指定的区域主控上传固件并启动一个OTA升级任务
+      parameters:
+      - description: 区域主控ID
+        in: path
+        name: id
+        required: true
+        type: string
+      - description: 固件压缩包文件
+        in: formData
+        name: firmware_file
+        required: true
+        type: file
+      produces:
+      - application/json
+      responses:
+        "200":
+          description: OK
+          schema:
+            allOf:
+            - $ref: '#/definitions/controller.Response'
+            - properties:
+                data:
+                  $ref: '#/definitions/dto.OtaUpgradeResponse'
+              type: object
+      security:
+      - BearerAuth: []
+      summary: 启动区域主控OTA升级
+      tags:
+      - 区域主控管理
+  /api/v1/area-controllers/ota/progress/{taskId}:
+    get:
+      description: 根据任务ID查询指定OTA升级任务的当前进度
+      parameters:
+      - description: OTA任务ID
+        in: path
+        name: taskId
+        required: true
+        type: string
+      produces:
+      - application/json
+      responses:
+        "200":
+          description: OK
+          schema:
+            allOf:
+            - $ref: '#/definitions/controller.Response'
+            - properties:
+                data:
+                  $ref: '#/definitions/dto.OtaUpgradeProgressResponse'
+              type: object
+      security:
+      - BearerAuth: []
+      summary: 查询OTA升级进度
+      tags:
+      - 区域主控管理
+  /api/v1/area-controllers/ota/tasks/{taskId}/stop:
+    post:
+      description: 根据任务ID请求停止一个正在进行的OTA升级任务
+      parameters:
+      - description: OTA任务ID
+        in: path
+        name: taskId
+        required: true
+        type: string
+      produces:
+      - application/json
+      responses:
+        "200":
+          description: OK
+          schema:
+            $ref: '#/definitions/controller.Response'
+      security:
+      - BearerAuth: []
+      summary: 停止OTA升级任务
+      tags:
+      - 区域主控管理
   /api/v1/device-templates:
     get:
       description: 获取系统中所有设备模板的列表
@@ -5101,6 +5254,7 @@ paths:
         name: end_time
         type: string
       - enum:
+        - 7
         - -1
         - 0
         - 1
@@ -5111,12 +5265,12 @@ paths:
         - -1
         - 5
         - 6
-        - 7
         format: int32
         in: query
         name: level
         type: integer
         x-enum-varnames:
+        - _numLevels
         - DebugLevel
         - InfoLevel
         - WarnLevel
@@ -5127,7 +5281,6 @@ paths:
         - _minLevel
         - _maxLevel
         - InvalidLevel
-        - _numLevels
       - enum:
         - 邮件
         - 企业微信
diff --git a/internal/app/api/router.go b/internal/app/api/router.go
index 3575a62..c2daa37 100644
--- a/internal/app/api/router.go
+++ b/internal/app/api/router.go
@@ -84,11 +84,14 @@ func (a *API) setupRoutes() {
 		// 区域主控相关路由组
 		areaControllerGroup := authGroup.Group("/area-controllers")
 		{
-			areaControllerGroup.POST("", a.areaControllerController.CreateAreaController)       // 创建区域主控
-			areaControllerGroup.GET("", a.areaControllerController.ListAreaControllers)         // 获取区域主控列表
-			areaControllerGroup.GET("/:id", a.areaControllerController.GetAreaController)       // 获取单个区域主控
-			areaControllerGroup.PUT("/:id", a.areaControllerController.UpdateAreaController)    // 更新区域主控
-			areaControllerGroup.DELETE("/:id", a.areaControllerController.DeleteAreaController) // 删除区域主控
+			areaControllerGroup.POST("", a.areaControllerController.CreateAreaController)                   // 创建区域主控
+			areaControllerGroup.GET("", a.areaControllerController.ListAreaControllers)                     // 获取区域主控列表
+			areaControllerGroup.GET("/:id", a.areaControllerController.GetAreaController)                   // 获取单个区域主控
+			areaControllerGroup.PUT("/:id", a.areaControllerController.UpdateAreaController)                // 更新区域主控
+			areaControllerGroup.DELETE("/:id", a.areaControllerController.DeleteAreaController)             // 删除区域主控
+			areaControllerGroup.POST("/:id/ota/start", a.areaControllerController.StartUpgrade)             // 开始升级
+			areaControllerGroup.GET("/ota/progress/:taskId", a.areaControllerController.GetUpgradeProgress) // 获取升级进度
+			areaControllerGroup.POST("/ota/tasks/:taskId/stop", a.areaControllerController.StopUpgrade)     // 停止升级
 		}
 		logger.Debug("区域主控相关接口注册成功 (需要认证和审计)")
 
diff --git a/internal/app/controller/device/area_controller_controller.go b/internal/app/controller/device/area_controller_controller.go
index f0edf06..3b84cf7 100644
--- a/internal/app/controller/device/area_controller_controller.go
+++ b/internal/app/controller/device/area_controller_controller.go
@@ -198,3 +198,113 @@ func (c *AreaControllerController) DeleteAreaController(ctx echo.Context) error
 	logger.Infof("%s: 区域主控删除成功, ID: %s", actionType, acID)
 	return controller.SendSuccessWithAudit(ctx, controller.CodeSuccess, "区域主控删除成功", nil, actionType, "区域主控删除成功", acID)
 }
+
+// StartUpgrade godoc
+// @Summary      启动区域主控OTA升级
+// @Description  为指定的区域主控上传固件并启动一个OTA升级任务
+// @Tags         区域主控管理
+// @Security     BearerAuth
+// @Accept       mpfd
+// @Produce      json
+// @Param        id   path      string  true  "区域主控ID"
+// @Param        firmware_file formData file true "固件压缩包文件"
+// @Success      200  {object}  controller.Response{data=dto.OtaUpgradeResponse}
+// @Router       /api/v1/area-controllers/{id}/ota/start [post]
+func (c *AreaControllerController) StartUpgrade(ctx echo.Context) error {
+	reqCtx, logger := logs.Trace(ctx.Request().Context(), c.ctx, "StartUpgrade")
+	const actionType = "启动区域主控OTA升级"
+
+	acID := ctx.Param("id")
+	id, err := strconv.ParseUint(acID, 10, 64)
+	if err != nil {
+		logger.Errorf("%s: 无效的区域主控ID: %s", actionType, acID)
+		return controller.SendErrorWithAudit(ctx, controller.CodeBadRequest, "无效的区域主控ID: "+acID, actionType, "无效的ID", acID)
+	}
+
+	var req dto.OtaUpgradeRequest
+	if err := ctx.Bind(&req); err != nil {
+		logger.Errorf("%s: 参数绑定失败: %v", actionType, err)
+		return controller.SendErrorWithAudit(ctx, controller.CodeBadRequest, "无效的请求: "+err.Error(), actionType, "请求绑定失败", req)
+	}
+
+	resp, err := c.areaControllerService.StartUpgrade(reqCtx, uint32(id), &req)
+	if err != nil {
+		if errors.Is(err, gorm.ErrRecordNotFound) {
+			logger.Warnf("%s: 区域主控不存在, ID: %s", actionType, acID)
+			return controller.SendErrorWithAudit(ctx, controller.CodeNotFound, "区域主控未找到", actionType, "区域主控不存在", acID)
+		}
+		logger.Errorf("%s: 服务层启动升级失败: %v, ID: %s", actionType, err, acID)
+		return controller.SendErrorWithAudit(ctx, controller.CodeInternalError, "启动升级失败: "+err.Error(), actionType, "服务层启动升级失败", acID)
+	}
+
+	logger.Infof("%s: 升级任务启动成功, 任务ID: %d", actionType, resp.TaskID)
+	return controller.SendSuccessWithAudit(ctx, controller.CodeSuccess, "升级任务启动成功", resp, actionType, "升级任务启动成功", resp)
+}
+
+// GetUpgradeProgress godoc
+// @Summary      查询OTA升级进度
+// @Description  根据任务ID查询指定OTA升级任务的当前进度
+// @Tags         区域主控管理
+// @Security     BearerAuth
+// @Produce      json
+// @Param        taskId   path      string  true  "OTA任务ID"
+// @Success      200      {object}  controller.Response{data=dto.OtaUpgradeProgressResponse}
+// @Router       /api/v1/area-controllers/ota/progress/{taskId} [get]
+func (c *AreaControllerController) GetUpgradeProgress(ctx echo.Context) error {
+	reqCtx, logger := logs.Trace(ctx.Request().Context(), c.ctx, "GetUpgradeProgress")
+	const actionType = "查询OTA升级进度"
+
+	taskIDStr := ctx.Param("taskId")
+	taskID, err := strconv.ParseUint(taskIDStr, 10, 64)
+	if err != nil {
+		logger.Errorf("%s: 无效的任务ID: %s", actionType, taskIDStr)
+		return controller.SendErrorWithAudit(ctx, controller.CodeBadRequest, "无效的任务ID: "+taskIDStr, actionType, "无效的ID", taskIDStr)
+	}
+
+	resp, err := c.areaControllerService.GetUpgradeProgress(reqCtx, uint32(taskID))
+	if err != nil {
+		if errors.Is(err, gorm.ErrRecordNotFound) {
+			logger.Warnf("%s: 升级任务不存在, ID: %s", actionType, taskIDStr)
+			return controller.SendErrorWithAudit(ctx, controller.CodeNotFound, "升级任务未找到", actionType, "升级任务不存在", taskIDStr)
+		}
+		logger.Errorf("%s: 服务层查询进度失败: %v, ID: %s", actionType, err, taskIDStr)
+		return controller.SendErrorWithAudit(ctx, controller.CodeInternalError, "查询进度失败: "+err.Error(), actionType, "服务层查询进度失败", taskIDStr)
+	}
+
+	logger.Infof("%s: 查询进度成功, 任务ID: %d", actionType, resp.TaskID)
+	return controller.SendSuccessWithAudit(ctx, controller.CodeSuccess, "查询进度成功", resp, actionType, "查询进度成功", resp)
+}
+
+// StopUpgrade godoc
+// @Summary      停止OTA升级任务
+// @Description  根据任务ID请求停止一个正在进行的OTA升级任务
+// @Tags         区域主控管理
+// @Security     BearerAuth
+// @Produce      json
+// @Param        taskId   path      string  true  "OTA任务ID"
+// @Success      200      {object}  controller.Response
+// @Router       /api/v1/area-controllers/ota/tasks/{taskId}/stop [post]
+func (c *AreaControllerController) StopUpgrade(ctx echo.Context) error {
+	reqCtx, logger := logs.Trace(ctx.Request().Context(), c.ctx, "StopUpgrade")
+	const actionType = "停止OTA升级任务"
+
+	taskIDStr := ctx.Param("taskId")
+	taskID, err := strconv.ParseUint(taskIDStr, 10, 64)
+	if err != nil {
+		logger.Errorf("%s: 无效的任务ID: %s", actionType, taskIDStr)
+		return controller.SendErrorWithAudit(ctx, controller.CodeBadRequest, "无效的任务ID: "+taskIDStr, actionType, "无效的ID", taskIDStr)
+	}
+
+	err = c.areaControllerService.StopUpgrade(reqCtx, uint32(taskID))
+	if err != nil {
+		if errors.Is(err, gorm.ErrRecordNotFound) {
+			logger.Warnf("%s: 升级任务不存在, ID: %s", actionType, taskIDStr)
+			return controller.SendErrorWithAudit(ctx, controller.CodeNotFound, "升级任务未找到", actionType, "升级任务不存在", taskIDStr)
+		}
+		logger.Errorf("%s: 服务层停止任务失败: %v, ID: %s", actionType, err, taskIDStr)
+		return controller.SendErrorWithAudit(ctx, controller.CodeInternalError, "停止任务失败: "+err.Error(), actionType, "服务层停止任务失败", taskIDStr)
+	}
+
+	logger.Infof("%s: 停止任务请求成功, 任务ID: %s", actionType, taskIDStr)
+	return controller.SendSuccessWithAudit(ctx, controller.CodeSuccess, "停止任务请求成功", nil, actionType, "停止任务请求成功", taskIDStr)
+}
diff --git a/internal/app/dto/device_dto.go b/internal/app/dto/device_dto.go
index d5bd843..a5e654e 100644
--- a/internal/app/dto/device_dto.go
+++ b/internal/app/dto/device_dto.go
@@ -1,6 +1,10 @@
 package dto
 
-import "git.huangwc.com/pig/pig-farm-controller/internal/infra/models"
+import (
+	"mime/multipart"
+
+	"git.huangwc.com/pig/pig-farm-controller/internal/infra/models"
+)
 
 // CreateDeviceRequest 定义了创建设备时需要传入的参数
 type CreateDeviceRequest struct {
@@ -101,3 +105,22 @@ type DeviceTemplateResponse struct {
 	CreatedAt    string                   `json:"created_at"`
 	UpdatedAt    string                   `json:"updated_at"`
 }
+
+// OtaUpgradeRequest 定义了 OTA 升级请求时需要传入的参数
+type OtaUpgradeRequest struct {
+	FirmwareFile *multipart.FileHeader `form:"firmware_file" validate:"required"` // 固件压缩包文件
+}
+
+// OtaUpgradeResponse 定义了 OTA 升级响应的结构
+type OtaUpgradeResponse struct {
+	TaskID uint32 `json:"task_id"` // OTA 升级任务ID
+}
+
+// OtaUpgradeProgressResponse 定义了 OTA 升级进度响应的结构
+type OtaUpgradeProgressResponse struct {
+	TaskID       uint32               `json:"task_id"`       // OTA 升级任务ID
+	CurrentStage models.OTATaskStatus `json:"current_stage"` // 当前阶段
+	ExecutedNum  uint32               `json:"executed_num"`  // 已执行步骤数
+	TotalNum     uint32               `json:"total_num"`     // 总步骤数
+	Message      string               `json:"message"`       // 状态消息
+}
diff --git a/internal/app/service/area_controller_service.go b/internal/app/service/area_controller_service.go
index b18fdb5..63ea715 100644
--- a/internal/app/service/area_controller_service.go
+++ b/internal/app/service/area_controller_service.go
@@ -18,6 +18,13 @@ type AreaControllerService interface {
 	ListAreaControllers(ctx context.Context) ([]*dto.AreaControllerResponse, error)
 	UpdateAreaController(ctx context.Context, id uint32, req *dto.UpdateAreaControllerRequest) (*dto.AreaControllerResponse, error)
 	DeleteAreaController(ctx context.Context, id uint32) error
+
+	// StartUpgrade 用于启动一个 OTA 升级任务。
+	StartUpgrade(ctx context.Context, areaControllerID uint32, firmware *dto.OtaUpgradeRequest) (*dto.OtaUpgradeResponse, error)
+	// GetUpgradeProgress 用于查询指定 OTA 任务的进度。
+	GetUpgradeProgress(ctx context.Context, taskID uint32) (*dto.OtaUpgradeProgressResponse, error)
+	// StopUpgrade 用于请求停止一个正在进行的 OTA 升级任务。
+	StopUpgrade(ctx context.Context, taskID uint32) error
 }
 
 // areaControllerService 是 AreaControllerService 接口的具体实现。
@@ -138,3 +145,21 @@ func (s *areaControllerService) DeleteAreaController(ctx context.Context, id uin
 	// 3. 执行删除
 	return s.areaControllerRepo.Delete(serviceCtx, id)
 }
+
+// StartUpgrade 用于启动一个 OTA 升级任务。
+func (s *areaControllerService) StartUpgrade(ctx context.Context, areaControllerID uint32, firmware *dto.OtaUpgradeRequest) (*dto.OtaUpgradeResponse, error) {
+	//TODO implement me
+	panic("implement me")
+}
+
+// GetUpgradeProgress 用于查询指定 OTA 任务的进度。
+func (s *areaControllerService) GetUpgradeProgress(ctx context.Context, taskID uint32) (*dto.OtaUpgradeProgressResponse, error) {
+	//TODO implement me
+	panic("implement me")
+}
+
+// StopUpgrade 用于请求停止一个正在进行的 OTA 升级任务。
+func (s *areaControllerService) StopUpgrade(ctx context.Context, taskID uint32) error {
+	//TODO implement me
+	panic("implement me")
+}
diff --git a/internal/domain/device/device_service.go b/internal/domain/device/device_service.go
index f4ba368..e460f02 100644
--- a/internal/domain/device/device_service.go
+++ b/internal/domain/device/device_service.go
@@ -79,14 +79,13 @@ type OtaService interface {
 	// StartUpgrade 用于启动一个 OTA 升级任务。
 	// areaControllerID: 目标区域主控的设备 ID。
 	// firmwarePath: 新固件文件所在的临时目录的绝对路径。
-	// targetVersion: 目标固件的版本号。
 	// 返回创建的 OTA 任务 ID 和可能发生的错误。
-	StartUpgrade(ctx context.Context, areaControllerID uint32, firmwarePath, targetVersion string) (uint32, error)
+	StartUpgrade(ctx context.Context, areaControllerID uint32, firmwarePath string) (uint32, error)
 
 	// GetUpgradeProgress 用于查询指定 OTA 任务的进度。
 	// taskID: 要查询的 OTA 任务 ID。
-	// 返回 OTA 任务的当前状态和可能发生的错误。
-	GetUpgradeProgress(ctx context.Context, taskID uint32) (status models.OTATaskStatus, err error)
+	// 返回 OTA 任务的已执行步骤数和总步骤数和当前阶段和可能发生的错误。
+	GetUpgradeProgress(ctx context.Context, taskID uint32) (executed, total uint32, CurrentStage models.OTATaskStatus, err error)
 
 	// StopUpgrade 用于请求停止一个正在进行的 OTA 升级任务。
 	// taskID: 要停止的 OTA 任务 ID。
diff --git a/internal/domain/device/ota_service.go b/internal/domain/device/ota_service.go
index 076d18e..8553c62 100644
--- a/internal/domain/device/ota_service.go
+++ b/internal/domain/device/ota_service.go
@@ -21,12 +21,12 @@ func NewOtaService(otaRepo repository.OtaRepository, deviceRepo repository.Devic
 	}
 }
 
-func (o *otaServiceImpl) StartUpgrade(ctx context.Context, areaControllerID uint32, firmwarePath, targetVersion string) (uint32, error) {
+func (o *otaServiceImpl) StartUpgrade(ctx context.Context, areaControllerID uint32, firmwarePath string) (uint32, error) {
 	//TODO implement me
 	panic("implement me")
 }
 
-func (o *otaServiceImpl) GetUpgradeProgress(ctx context.Context, taskID uint32) (status models.OTATaskStatus, err error) {
+func (o *otaServiceImpl) GetUpgradeProgress(ctx context.Context, taskID uint32) (executed, total uint32, CurrentStage models.OTATaskStatus, err error) {
 	//TODO implement me
 	panic("implement me")
 }