2022-07-19 02:17:33 +00:00
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# ESP32 MPPT
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2022-10-13 13:30:10 +00:00
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![输入图片说明](%E5%BE%AE%E4%BF%A1%E5%9B%BE%E7%89%87_20221013212635.jpg)
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![输入图片说明](%E5%BE%AE%E4%BF%A1%E5%9B%BE%E7%89%87_20221013212929.jpg)
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2022-07-19 02:17:33 +00:00
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#### 介绍
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2022-09-07 23:53:14 +00:00
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基于esp32-wroom-32的MPPT同步整流充电系统
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2022-07-19 03:03:31 +00:00
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2022-07-19 02:20:32 +00:00
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此项目基于https://www.instructables.com/DIY-1kW-MPPT-Solar-Charge-Controller/
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2022-07-19 03:03:31 +00:00
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2022-07-19 02:20:32 +00:00
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PCB工程修改自Gggggg的立创版本 esp32 mppt - 嘉立创EDA开源硬件平台 https://oshwhub.com/gggggg/esp32-1kw-mppt_copy
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2022-10-24 07:03:30 +00:00
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本项目立创EDA工程文件 Schematic PCB files
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2022-10-27 00:40:54 +00:00
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HW5.0:[https://oshwhub.com/muyan2020/wei-yan-zheng-esp32-guang-fu-pv-mppt-ina226](https://oshwhub.com/muyan2020/wei-yan-zheng-esp32-guang-fu-pv-mppt-ina226)
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2022-10-24 07:03:30 +00:00
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2022-10-27 00:40:54 +00:00
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HW6.01:[https://oshwhub.com/muyan2020/wei-yan-zheng-esp32-guang-fu-pv-mppt-ina226_copy_copy_copy_copy_copy](https://oshwhub.com/muyan2020/wei-yan-zheng-esp32-guang-fu-pv-mppt-ina226_copy_copy_copy_copy_copy)
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2022-07-19 03:03:31 +00:00
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2022-09-01 07:14:54 +00:00
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2022-09-03 01:36:03 +00:00
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2022-09-09 05:22:22 +00:00
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**【降压同步整流版本HW5.01】**
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2022-09-01 07:12:19 +00:00
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2022-09-09 05:23:05 +00:00
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HW5.01的程序使用ARDUINO_MPPT_FIRMWARE_V2.1
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2022-07-19 02:20:32 +00:00
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本项目修改为2颗INA226方案,输入和输出的电压电流都能监测到
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2022-09-01 07:17:03 +00:00
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**高端检测** 电压不要超过36V,否则可能损坏ina226
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2022-07-19 02:20:32 +00:00
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2022-09-24 00:05:20 +00:00
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**低端检测** 已验证,耐压没问题,不过输入端电流会包含esp32等内部耗电,程序部分需要自行修改 2_Read_Sensors.ino ,将
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2022-08-27 02:12:59 +00:00
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2022-08-27 02:11:46 +00:00
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`CSI_converted = ina1.readShuntCurrent();`
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2022-08-27 02:12:59 +00:00
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2022-08-27 02:11:46 +00:00
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修改为
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2022-08-27 02:12:59 +00:00
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2022-08-27 02:11:46 +00:00
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`CSI_converted = -ina1.readShuntCurrent();`
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2022-07-19 02:20:32 +00:00
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2022-09-09 05:23:05 +00:00
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2022-07-19 02:17:33 +00:00
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2022-09-01 07:14:54 +00:00
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2022-09-09 05:22:22 +00:00
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**【升压/降压同步整流版本HW6.01】**
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2022-09-09 05:23:05 +00:00
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HW6.01的程序使用 https://gitee.com/muyan3000/esp32-mppt/tree/master/esp32_buck_boost/bin/HW6
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2022-09-03 01:36:03 +00:00
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2022-10-30 10:01:42 +00:00
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**TFT屏幕:1.8寸TFT LCD SPI TFT彩屏st7735驱动128x160**
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2022-10-30 10:00:46 +00:00
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2022-09-03 01:36:03 +00:00
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在降压版本的基础上,升压需要通过更换输入输出,外部开关来进行模式切换
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**为了避免意外发生,请仔细检查接入及切换开关位置!!!**
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2022-09-01 07:12:19 +00:00
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2022-09-09 02:47:37 +00:00
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**_使用时将主板上的升降压开关切换至降压模式,在对应的端子上接入输入电源,开机_**
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2022-10-13 09:02:23 +00:00
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此版本提供bin直接烧录,如果是第一次烧写使用非OTA固件,之后升级可使用OTA固件写入0x10000位置或者直接web ota升级
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2022-09-01 07:12:19 +00:00
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2022-10-30 14:00:16 +00:00
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1、按图中打钩项选择,然后先按住boot,再按RESET,然后再全部松掉,进入download模式(可以通过串口助手看到进入烧录模式的提示)
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2022-09-01 08:01:41 +00:00
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![输入图片说明](%E5%BE%AE%E4%BF%A1%E6%88%AA%E5%9B%BE_20220901155947.png)
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2022-09-01 07:57:16 +00:00
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2022-09-01 07:20:04 +00:00
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flash_download_tool工具(下载地址:[https://www.espressif.com/zh-hans/support/download/other-tools](https://www.espressif.com/zh-hans/support/download/other-tools) ),选择esp32进行烧写
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2022-09-01 07:12:19 +00:00
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2022-09-12 03:31:38 +00:00
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建议先烧录https://gitee.com/muyan3000/esp32-mppt/blob/master/esp32_buck_boost/bin/i2cdetect.bin,I2C检测程序,检查INA226的地址是否正确
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正常的TI INA226地址为0X40和0X41
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2022-09-09 02:47:37 +00:00
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2022-09-09 03:11:23 +00:00
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2、烧写完成后,通过串口调试助手之类的串口工具,对输入输出电压进行查看校准
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2022-09-09 02:47:37 +00:00
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2022-10-15 14:52:55 +00:00
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**查看校准参数** CHKVD
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2022-09-09 02:47:37 +00:00
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2022-10-15 14:52:55 +00:00
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**校准输入电压** 示例:INVD19.22
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2022-09-09 03:28:14 +00:00
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2022-09-09 02:47:37 +00:00
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用万用表测量实际输入电压,例如为19.22
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2022-09-09 03:28:14 +00:00
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2022-09-09 02:47:37 +00:00
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在串口发送界面输入:INVD19.22
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2022-10-15 14:52:55 +00:00
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**校准输出电压** 示例:OUTVD16.22
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2022-09-09 03:28:14 +00:00
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2022-09-09 02:47:37 +00:00
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用万用表测量实际输出电压,例如为16.22
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2022-09-09 03:28:14 +00:00
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2022-09-09 02:47:37 +00:00
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在串口发送界面输入:OUTVD16.22
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2022-10-15 14:52:55 +00:00
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**输入采样电阻设置** 示例 RNFA0.002
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在串口发送界面输入:RNFA0.002
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**输出采样电阻设置** 示例 RNFB0.002
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在串口发送界面输入:RNFB0.002
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2022-09-09 03:11:23 +00:00
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3、配网及blinker设置
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2022-09-09 03:28:14 +00:00
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2022-09-09 03:11:23 +00:00
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第一次配置,通过设置界面,找到配网菜单,点击配网,会自动开启"ESP32_MPPT"的热点
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2022-09-09 03:28:14 +00:00
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2022-09-09 03:11:23 +00:00
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使用手机wifi或电脑的wifi进行连接
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2022-09-09 03:28:14 +00:00
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2022-09-09 03:11:23 +00:00
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手机端会自动跳转访问设置页,电脑端找一下网关地址,浏览器访问网关地址即可进行设置
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2022-09-09 03:28:14 +00:00
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2022-09-09 03:11:23 +00:00
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如果已经配置过网络,则通过esp32的客户端地址访问
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![输入图片说明](QQ%E5%9B%BE%E7%89%8720220909105704.png)
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2022-09-09 03:28:14 +00:00
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2022-10-13 08:59:19 +00:00
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4、脱离串口的OTA固件升级,使用OTA对应的bin升级会保留设置数据,(请仔细检查固件对应的硬件版本进行升级,如果升级失败只能通过串口重新烧录)
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2022-09-09 03:28:14 +00:00
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2022-09-09 03:11:23 +00:00
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OTA必须配网完成才能使用,可以通过浏览器访问 [http://ESP32_MPPT.local](http://) 或访问对应的客户端IP
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2022-09-09 03:28:14 +00:00
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2022-09-09 03:11:23 +00:00
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OTA的账号:admin,密码:ESPmppt
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2022-10-13 08:59:19 +00:00
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2022-09-09 03:11:23 +00:00
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![输入图片说明](QQ%E5%9B%BE%E7%89%8720220909105714.png)
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2022-10-13 08:59:19 +00:00
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5、深度休眠时间设置,默认为19点至5点间esp32进入超低功耗的深度休眠 20221013
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2022-09-09 02:47:37 +00:00
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然后就可以愉快地使用了
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2022-10-13 13:11:24 +00:00
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界面说明:
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充电模式/电源模式的外框绿色表示开启了mppt,红色为cccv
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buck/boost的外框绿色表示 pwm使能开启,红色为关闭
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输入信息的外框绿色表示输入防逆流关闭,红色表示防逆流开启
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wifi图标绿色表示wifi已连接,wifi图标下方为转换效率,右侧为电量百分比
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Fan图标紫色表示风扇未开启,开启后为绿色数字显示风扇转速比,风扇状态右侧为温度显示
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右下角为电压设置和电流设置,长按开启,开启后单击切换位数,双击切换电压或电流
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左下角绿色ok为正常运行,红色为错误状态信息
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最底下为当前开机输出电量
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界面2
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累计电量,开机时间,当前时间
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2022-09-09 02:47:37 +00:00
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2022-09-09 03:11:23 +00:00
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2022-09-01 07:24:08 +00:00
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![输入图片说明](%E5%BE%AE%E4%BF%A1%E5%9B%BE%E7%89%87_20220901143819.jpg)
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![输入图片说明](%E5%BE%AE%E4%BF%A1%E5%9B%BE%E7%89%87_20220901115046.jpg)
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2022-09-01 07:12:19 +00:00
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2022-07-19 02:17:33 +00:00
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#### 软件架构
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2022-07-19 03:01:16 +00:00
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基于ESP32的MPPT充电系统
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2022-07-19 03:11:07 +00:00
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2022-07-19 02:59:40 +00:00
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远程采集使用blinker,界面在程序目录中,复制到blinker的界面配置即可
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2022-07-19 03:11:07 +00:00
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2022-07-19 03:10:48 +00:00
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![输入图片说明](blinker_ui.jpg)
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2022-07-19 03:01:16 +00:00
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#### 安装教程
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修改ARDUINO_MPPT_FIRMWARE_V2.1.ino文件中的wifi配置信息及blinkerid
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2022-07-20 12:41:16 +00:00
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Liquid Crystal I2C LCD Library (By: Robojax) 这个库不能用
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用LiquidCrystal_I2C By:Frank de Brabander的版本
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2022-07-20 11:50:06 +00:00
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2022-07-19 02:20:58 +00:00
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INA226的库名是:INA226Lib
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/*
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2022-07-19 02:59:40 +00:00
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2022-07-19 02:20:58 +00:00
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INA226 Bi-directional Current/Power Monitor. Simple Example.
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2022-07-19 02:59:40 +00:00
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2022-07-19 02:20:58 +00:00
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Read more: http://www.jarzebski.pl/arduino/czujniki-i-sensory/cyfrowy-czujnik-pradu-mocy-ina226.html
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2022-07-19 02:59:40 +00:00
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2022-07-19 02:20:58 +00:00
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GIT: https://github.com/jarzebski/Arduino-INA226
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2022-07-19 02:59:40 +00:00
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2022-07-19 02:20:58 +00:00
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Web: http://www.jarzebski.pl
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2022-07-19 02:59:40 +00:00
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2022-07-19 02:20:58 +00:00
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(c) 2014 by Korneliusz Jarzebski
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2022-07-19 02:59:40 +00:00
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2022-07-19 02:20:58 +00:00
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*/
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2022-07-19 02:17:33 +00:00
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#### 使用说明
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2022-07-26 03:48:49 +00:00
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各版本looptime比较
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2022-10-26 15:36:25 +00:00
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2022-07-26 03:48:49 +00:00
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INA226版本
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![输入图片说明](%E5%BE%AE%E4%BF%A1%E5%9B%BE%E7%89%87_20220726114642.png)
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2022-07-19 02:17:33 +00:00
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2022-07-26 04:14:23 +00:00
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ads1015版本
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![输入图片说明](%E5%BE%AE%E4%BF%A1%E5%9B%BE%E7%89%87_20220726120507.png)
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2022-07-26 03:48:49 +00:00
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ads1115版本
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![输入图片说明](%E5%BE%AE%E4%BF%A1%E5%9B%BE%E7%89%87_20220726114412.png)
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2022-07-19 02:17:33 +00:00
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2022-07-19 03:08:44 +00:00
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#### 更新说明
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20220706
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2022-07-19 03:10:48 +00:00
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2022-07-19 03:08:44 +00:00
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修改充电算法中predictivePWM() 算法 ,解决压差小于6V时,输出电压大于电池电压的问题
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2022-09-02 15:23:16 +00:00
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20220902
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升/降压版本:
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增加WEB配网,同时设置Blinker ID
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OTA webupdate
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校准输入电压 INVD19.22
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校准输出电压 OUTVD16.22
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查看校准参数 CHKVD
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2022-09-02 15:52:18 +00:00
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修正首次烧录数据错乱问题
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2022-09-04 08:56:52 +00:00
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20220904
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2022-12-16 09:27:40 +00:00
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2022-09-04 08:56:52 +00:00
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new UI
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2022-09-24 00:05:20 +00:00
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20220924
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2022-12-16 09:27:40 +00:00
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2022-09-24 00:05:20 +00:00
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采用多点采样快速查找最大功率点
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修复wifi自动重连逻辑
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2022-10-13 09:15:29 +00:00
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20221013
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2022-12-16 09:27:40 +00:00
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2022-10-13 09:15:29 +00:00
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修改 blinker ui,去除累计费用,更新为当天电量及累计电量
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2022-10-13 08:59:19 +00:00
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2022-10-15 14:55:47 +00:00
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20221015
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2022-12-16 09:27:40 +00:00
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2022-10-15 14:55:47 +00:00
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修改波特率为576000,本文档增加采样电阻设置
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2022-10-16 04:47:42 +00:00
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20221016
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2022-12-16 09:27:40 +00:00
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2022-10-16 04:47:42 +00:00
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增加动态风扇开关,可以使用默认的温控开关风扇模式,也可以使用2线风扇温控转速控制
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2022-11-18 07:46:42 +00:00
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20221118
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2022-12-16 09:27:40 +00:00
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2022-11-18 07:46:42 +00:00
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增加BNC状态下,电池保护激活,每30秒尝试激活一次
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2022-12-16 09:27:40 +00:00
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2022-11-18 07:46:42 +00:00
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esp32_buck_boost_V3.5.10版本关闭多点检测
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2022-12-16 09:26:48 +00:00
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20221216
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2022-12-16 09:27:40 +00:00
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2022-12-16 09:26:48 +00:00
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boost算法调整,工作最低电压为4v
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2022-12-16 09:27:40 +00:00
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2022-12-16 09:26:48 +00:00
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wifi自动连接限定100次,之后每半小时重试
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2022-12-16 09:27:40 +00:00
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2022-12-16 09:26:48 +00:00
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修正BNC状态下电池激活问题
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2022-11-18 07:46:42 +00:00
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2022-10-16 04:47:42 +00:00
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2022-07-19 02:20:32 +00:00
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#### 参与贡献
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2022-09-01 07:18:39 +00:00
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高冧,熊喵,龙卷风,小一科技
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2022-07-19 02:17:33 +00:00
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