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This is the weekly general LFE EVerest call for all topics not covered by the working groups. 



Meeting Notes:


19 March 2024

  1. New member intros
    Tim Weisenberger and Oscar Marcia from SAE EVPKI initiative joined to introduce themselves.
    SAE executed EV PKI pre-competitive research project from 2020-2022 with several member companies
    -Contracted EONTI and DIGICERT as technical experts for implementation
    Project moved to SAE industry consortium group (506c entity under US law)
    Current members of consortium include: GM, Ford, Tesla,Rivian, Electrify America and Chargepoint
    PKI system is designed to be global, supports ISO15118-2 and -20
    Certificate policy was published in 12/2023 and is available for download: https://www.sae-itc.com/programs/evpki/access-download
    More details at: https://www.sae-itc.com/programs/evpki
    For questions contact Tim: Tim.weisenberger@sae-itc.org
  2. EVerest feature freeze:
    EVerest 2024.3 feature freeze on - expected 2024-03-19
    Starting 2 weeks before the next release with TSC on 2024-03-28
    Branch off a release candidate branch of everest-core (and possibly some libraries depending on the activity)
    Focus a bit more than usual on testing and bugfixing on that branch for the next 2 weeks
    Merging of new features into main will not be affected by this
  3. evlibISO15118 by Roger Bedell:intended to be replacement for EV-side of JOSEV for ISO15118-20
    Was developed by Roger to test implementation of ACDP portion of -20
  4. IoT.Bzh shared https://github.com/tux-evse/iso15118-encoders
  5. Qwello merged support for ISKRA meters. Chargebyte had support for these meters in its close-source stack in the past.


12 March 2024

  • Shankari introduced Benny and Mayuresh from Idaho National Labs/ChargeX Consortium - working on OCPP Minimum Required Error Codes implementation: https://inl.gov/chargex/mrec/
  • ChargeX published Best Practices for EV charging payment systems: https://inl.gov/content/uploads/2023/07/chargex-Best-Practices.pdf
  • New WG chair Janek Metzner (PIONIX), starting 2023-03-19
  • Proposal to delay WG by 30min starting 2023-03-19 approved
  • Discoussion around handling meter transactions:

    • we add signed meter value var to the powermeter
    • the start transaction will return quick, would't wait for real walues
    • we add optional start metr value, to sessionfinished event.
    • the start meter value will be stored in the evsemanager, and published on sessionfinished event
    • no changes to OCPP lib/module at the moment

Action Items:

  • Janek: Update meeting time.


5 March 2024

Discussed Eichrecht (German calibration law). Specificly wait with start charging untill signed start meter value is received.

JOET has an open PR: https://github.com/EVerest/libocpp/pull/452
Put on agenda cloud communication

Action Item:


6 February 2024

  • Action Item: Robert: Put sending signed meter values on Cloud Communication call agenda.
  • LED strip HMI: should this be part of EVerest? Currently seen as a customization on top of EVerest.
  • Where to discuss release, time of releases and pull requests. Use the "Everest" Stream in Zulip. For a call it will be the General and Q&A call.
  • When new multi repo pull requests or larger feather change is coming. Please start a discussion on Zulip and align with the maintainers so we can streamline and plan the work.
  • Agreed with proposed way of working for meeting minutes. Use hackmd for now as note taking tool and store them on the EVerest wiki.
  • Action Item: Piet: Nudge Cornelius for the ISRA Meter, Evgeny is going to work on a pull request this week. 


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