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V2.9.0

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@glynhudson glynhudson released this 14 Jul 21:46
· 6 commits to master since this release
6e05310

2.8.2...2.9.0

  • Fix WiFi re-connect interval #248

  • Backport some changes from ESP32 WiFi V3.x #260

    • Significant improvement to PV Divert see below for details
    • Realtime VRMS via MQTT for improve solar PV divert calculation. e.g from emonPi emon/emonpi/vrms
    • Updates to save the EEPROM config as a JSON block
    • Python 3 fixes
    • Latest GUI

Significant update to solar PV divert functionality

Issue OpenEVSE/openevse_esp32_firmware#54 PR OpenEVSE/openevse_esp32_firmware#76

  • Eco Mode is now pervasive between charging sessions
  • PV divert ("Eco Mode") will now pause charging once solar PV / Grid IE drops below the minimum current (6A) and will resume when more power is available.
  • Charge current calculation is now processed via a smoothing algorithm to avoid any stopping/starting charging unnecessarily
  • Improved user display to communicate charging state e.g "Charging from Solar", "Waiting for Solar" etc
  • Timer charge functions as an overnight boost timer'. If EcoMode is left enabled and a timer is set e.g overnight off peak period, the EV will charge at full current for the duration of the timed charge.
  • Enable 'advanced' mode to adjust smoothing and minimum charge time settings:
    small

Screenshot from 2020-07-14 23-59-56

Examples of the new solar PV divert in action:

Day 3- Grid IE
Day 2- Grid IE
Cloudy Morning