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Solaredge option to charge battery and vehicle simultaniously #17215

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4n4n4s opened this issue Nov 12, 2024 · 3 comments
Closed

Solaredge option to charge battery and vehicle simultaniously #17215

4n4n4s opened this issue Nov 12, 2024 · 3 comments
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question Rather clarification than issue

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@4n4n4s
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4n4n4s commented Nov 12, 2024

Is your feature request related to a problem? Please describe.
Currently when using the experimental feature to prevent discharging it's not possible to also charge the battery. Especially for floating tarriffs + battery this could be a nice way to use the cheap price from the grid.

Describe the solution you'd like
Maybe in the UI we should as a first step add the option to configure if you also want to charge the battery or not for the same price as the low price for the car.

Describe alternatives you've considered
In the long run we maybe can also add two different prices one for floating tariffs to charge the vehicle and one if you want to charge the battery.

Example could be that below 10 ct/kwh you want to charge the car and below 5 ct/kwh you also want to charge the battery.
Screenshot 2024-11-12 181659

Additional context
Currently in this file the different charging modes are set https://github.com/evcc-io/evcc/blob/master/templates/definition/meter/solaredge-hybrid.yaml

@andig
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andig commented Nov 13, 2024

Currently when using the experimental feature to prevent discharging it's not possible to also charge the battery.

This may be due to the specific battery control implementaiton. Missing config.

Especially for floating tarriffs + battery this could be a nice way to use the cheap price from the grid.

evcc can either set hold (no discharge) or charge (forced charging). You cannot have both.

That said: its unclear what the request here is?

/cc @naltatis

@andig andig added the question Rather clarification than issue label Nov 13, 2024
@naltatis
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naltatis commented Nov 13, 2024

@4n4n4s what you're proposing is already possible today if you have a dynamic energy price and your battery system supports this feature: https://docs.evcc.io/en/docs/features/battery#charging-the-battery-from-the-grid

You can set a dedicated price limit for grid-charging the battery (experimental enabled). If, at the same time, a vehicle fast charge is happening (e.g. due to low price or plan), the home battery will continue charging itself from the grid and not enter "hold" mode.

If this does not work as expected with you're setup we need more detail (config, log file, version ...).

@andig andig closed this as completed Nov 13, 2024
@4n4n4s
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4n4n4s commented Nov 14, 2024

@naltatis @andig great thanks didn't see that this was hidden there.

I will give it a try now.

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