# 页面数据总览来源
1. 页面空压数据总览如下：
   图1空压数据总览   
   ![](https://support.huaweicloud.com/bestpractice-ocsmartcampus/zh-cn_image_0000002463329638.png "点击放大") 
2. 总管瞬时流量变化趋势，是调"查询空压站的属性历史信息"接口获取的，举例说明接口请求体和返回结果如下： 请求体：
   ```
   {
       {
           "end_time": "2025-05-14T15:59:59.000Z",
           "group_duration": "PT30M",
           "limit": 1000,
           "properties_keys": [
               "mainPipe/sumInstantaneousFlow"
           ],
           "start_time": "2025-05-13T16:00:00.000Z"
       }
   }
   ```
   响应体：
   ```
   {
       "contents": [
           {
               "create_time": "2025-05-13T16:00:00.000Z",
               "properties": {
                   "mainPipe/sumInstantaneousFlow": 50
               }
           },
           {
               "create_time": "2025-05-13T16:30:00.000Z",
               "properties": {
                   "mainPipe/sumInstantaneousFlow": 50
               }
           },
           {
               "create_time": "2025-05-13T17:00:00.000Z",
               "properties": {
                   "mainPipe/sumInstantaneousFlow": 50
               }
           }
       ],
       "site_id": "196618b55e1b070636c64409"
   }
   ```
   
3. 总管累计流量变化趋势，是调"查询空压站的属性历史信息"接口获取的，举例说明接口请求体和返回结果如下： 请求体：
   ```
   {
       "end_time": "2025-05-14T15:59:59.000Z",
       "group_duration": "PT5M",
       "limit": 1000,
       "properties_keys": [
           "mainPipe/sumCumulativeFlow"
       ],
       "start_time": "2025-05-13T16:00:00.000Z"
   }
   ```
   响应体：
   ```
   {
       "contents": [
           {
               "create_time": "2025-05-13T16:00:00.000Z",
               "properties": {
                   "mainPipe/sumCumulativeFlow": 10000
               }
           },
           {
               "create_time": "2025-05-13T16:05:00.000Z",
               "properties": {
                   "mainPipe/sumCumulativeFlow": 10000
               }
           },
           {
               "create_time": "2025-05-13T16:10:00.000Z",
               "properties": {
                   "mainPipe/sumCumulativeFlow": 10000
               }
           }
       ],
       "site_id": "196618b55e1b070636c64409"
   }
   ```
   
4. 总管平均供气压力变化趋势，是调"查询空压站的属性历史信息"接口获取的，举例说明接口请求体和返回结果如下： 请求体：
   ```
   {
       "end_time": "2025-05-14T15:59:59.000Z",
       "group_duration": "PT5M",
       "limit": 1000,
       "properties_keys": [
           "mainPipe/meanExhaustPressure"
       ],
       "start_time": "2025-05-13T16:00:00.000Z"
   }
   ```
   响应体：
   ```
   {
       "contents": [
           {
               "create_time": "2025-05-13T16:00:00.000Z",
               "properties": {
                   "mainPipe/meanExhaustPressure": 0.62
               }
           },
           {
               "create_time": "2025-05-13T16:05:00.000Z",
               "properties": {
                   "mainPipe/meanExhaustPressure": 0.62
               }
           },
           {
               "create_time": "2025-05-13T16:10:00.000Z",
               "properties": {
                   "mainPipe/meanExhaustPressure": 0.62
               }
           }
       ],
       "site_id": "196618b55e1b070636c64409"
   }
   ```
   
5. 空压系统瞬时能效比，是调"查询空压站的属性历史信息"接口获取的，举例说明接口请求体和返回结果如下： 请求体：
   ```
   {
       "end_time": "2025-05-14T15:59:59.000Z",
       "group_duration": "PT5M",
       "limit": 1000,
       "properties_keys": [
           "compressorSys/systemCOP"
       ],
       "start_time": "2025-05-13T16:00:00.000Z"
   }
   ```
   响应体：
   ```
   {
       "contents": [
           {
               "create_time": "2025-05-13T16:00:00.000Z",
               "properties": {
                   "compressorSys/systemCOP": 0.20833333333333334
               }
           },
           {
               "create_time": "2025-05-13T16:05:00.000Z",
               "properties": {
                   "compressorSys/systemCOP": 0.20833333333333334
               }
           },
           {
               "create_time": "2025-05-13T16:10:00.000Z",
               "properties": {
                   "compressorSys/systemCOP": 0.20833333333333334
               }
           }
       ],
       "site_id": "196618b55e1b070636c64409"
   }
   ```