What's inside in a custom 40kWh PV storage powerwall based on Tesla Model S used batteries?

Тәжірибелік нұсқаулар және стиль

#TeslaPowerwall #DIY #40kWh
If are you wondering what's inside in a custom powerwall storage solution for PV system based on used batteries from a crashed Tesla Model S, take a look on this video.
This is the third day working to my DIY project based on Tesla Module S used batteries. In this video I finish almost all cable management and I prepare to finish all. Need to connect the batteries to the BMS and after that the only thing that need to be done is to power on the entire system.
In this video you will see all the cable management in his own case and all the fuses I used in oder to protect this batteries. I decide to put 2 contactor that is connected to SIMP Bms and in this way when the batteries is over-charger more than 4.2v the system will shut down this contactor for prevent over-charging.
What do you think about this project and please let me know in the comment area bellow you taught and your suggestions.
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Пікірлер: 43

  • @RyanDavidson1
    @RyanDavidson13 жыл бұрын

    👏👏That's some great English-speaking for a non-primary language! I understood it all. Nice set up!

  • @thecstechvideos

    @thecstechvideos

    3 жыл бұрын

    Thank you, I'll try to speak better :)

  • @RyanDavidson1

    @RyanDavidson1

    3 жыл бұрын

    @@thecstechvideos your English is great!

  • @hectorotis512

    @hectorotis512

    2 жыл бұрын

    instablaster

  • @santiagocastro4683
    @santiagocastro46833 жыл бұрын

    you have a dream setup, congratulations

  • @thecstechvideos

    @thecstechvideos

    3 жыл бұрын

    Thank you, is under construction. Stay with us for more videos!

  • @offgridlivingstlucia8865
    @offgridlivingstlucia88653 жыл бұрын

    Nice and net Installation

  • @thecstechvideos

    @thecstechvideos

    3 жыл бұрын

    Wait so se te final setup :)

  • @scott-ud5zy
    @scott-ud5zy3 жыл бұрын

    Your setup is very nice! You must be an engineer and an electrician

  • @thecstechvideos

    @thecstechvideos

    3 жыл бұрын

    Hehe, I'm not engineer and for sure not an electrician :)) Just I like to play with batteries and current :)))

  • @verufil9426
    @verufil94262 жыл бұрын

    Greetings to Spain

  • @mikewilson3383
    @mikewilson33832 жыл бұрын

    Sweet setup! Did you fabricate the powerwall enclosure? This is by far the best mounting option I’ve come across for the Tesla modules, and I’d like to do something similar.

  • @offgridinthepacificnorthwe3210
    @offgridinthepacificnorthwe32103 жыл бұрын

    Nice. Your English is fine. I have a very similar system. I pump tryethelene glycol through all the batteries. It flows through a small radiator with a fan on it. It will also heat the batteries if the get to cold. I have a heeting element in the glycol reservoir. I automated they heating/ cooling system with a 10 degree bandwidth. My battery bank is only 15 kilowatts. My solar is capable of 130 amps at 24 volts. I have noticed a couple degree temperature rise when charging at 130 amps. The cooling system may not really be necessary but it is good insurance. I will be watching to see how your system performs. Thanks for the video.

  • @RPBCACUEAIIBH
    @RPBCACUEAIIBH3 жыл бұрын

    The cooling system should work as heating and keep the batteries above 0 degrees C, as long as you keep the room above 0 C, and you use anti freeze not just regular water in it, so you don't really need to do heating. It's just thermal transfer, making the battery temperature equal to the room temperature whether it's warmer or colder...

  • @thecstechvideos

    @thecstechvideos

    3 жыл бұрын

    The batteries are installed in garage and garage in under the soil, so is -1, in this case the temperature is between 18 to 28 Celsius.

  • @BjornErikLarsen
    @BjornErikLarsen Жыл бұрын

    Hi, Thanks for a very informative video! Do you have a link or description on the box that interfaces with the internal BMS on the tesla modules. Was not able to find it using the link you provided in info text. I plan to use the same battery modules here in Norway.

  • @jeffreyharnden
    @jeffreyharnden10 ай бұрын

    Great video!! I'm looking to do something similar. What are the measurements for your mounting bracket to hold the modules?

  • @oui.monsieur
    @oui.monsieur3 жыл бұрын

    Cover over and do the same install for me 🙏

  • @taylorbeckley9610
    @taylorbeckley96102 жыл бұрын

    Couldn’t you just stack those and save a ton of space not to mention all that extra cable ?

  • @gevorgarutiunian9489
    @gevorgarutiunian94898 ай бұрын

    Hey, nice system. Can you please show or explain something about BMS and how you want to control the system?

  • @thecstechvideos

    @thecstechvideos

    7 ай бұрын

    I control slave BMS from Tesla whit a master BMS from SIMP. Also we have several BMS that talk whit Tesla BMS.

  • @mart1nn
    @mart1nn3 жыл бұрын

    Very interesting project! First thing that I didn't quite get (or maybe missed it during the video) - what voltage span does the inverter use? When I was looking for something similar I didn't find any inverter that was suitable for the 6S configuration of the Tesla modules. It seems that you are connecting two by two modules in series and then they are put together in parallel (in each box). How warm are you expecting it to get in these enclosures? Seems you are taking some serious precautions in regards of heat, but better safe than sorry! For me (Denmark) the issue is that it can get somewhat chilly where the batteries are (never under 0C but usually around 3-4C but it all depends on how cold it is outside) and I am still to find a suitable solution for heating the pack up a bit. You are using some cool (and expensive) equipment and the project seems really well made. Really looking forward to future videos!

  • @mart1nn

    @mart1nn

    3 жыл бұрын

    Oh and one more thing - not familiar with Fibaro, but make sure you have it setup in a way that is not dependent on having a constant internet connection. Shit happens ... it is just a matter of time so better be prepared for downtime. Seems like you have prepared for some physical buttons, but I might be wrong.

  • @thecstechvideos

    @thecstechvideos

    3 жыл бұрын

    Martin, this setup is on 48V so can works with almost any solar inverter an any MPPT. I setup 2 modules in series and also all 4 packs in parallel, in this way i will have 48V and 900A. My friend Marc from www.evshop.eu has a decide that can heat your batteries in cold situation. Just write him an email and for sure you will fins solution. Thanks for beautiful words :)

  • @shavorwalker671
    @shavorwalker6713 жыл бұрын

    First to comment :) ...... Nice cable management.....

  • @thecstechvideos

    @thecstechvideos

    3 жыл бұрын

    Hehe, wait for V2 :)) Thanks

  • @cristianpucheanu915
    @cristianpucheanu9152 жыл бұрын

    Sal.Imi poti spune te rog ce valoare are rezistorul pe care îl folosești pentru precharge. Multumesc

  • @albaharh
    @albaharh3 жыл бұрын

    Dont need to apologise for your English,you’re better than those with one language only haha

  • @thecstechvideos

    @thecstechvideos

    3 жыл бұрын

    Hehe, thank you!

  • @vincemecae4503
    @vincemecae45037 ай бұрын

    Hello. Where did you plug your contactor (Pre charge & Discharge) on your SimpBMS. Thanks, good vidéo and installation.

  • @thecstechvideos

    @thecstechvideos

    6 ай бұрын

    Check SIMP manual, they detailed there. If need help come back here.

  • @dielotr
    @dielotr3 жыл бұрын

    How did you acquire the Model S pack from salvage? Just contact a wrecking yard or something? How much did it cost?

  • @thecstechvideos

    @thecstechvideos

    3 жыл бұрын

    Batteries comes from www.evshop.eu, they ship to me.

  • @howiegrapek
    @howiegrapek3 жыл бұрын

    Can you tell me about the contactor you broke? What is it used for? Do you have a schematic diagram?

  • @thecstechvideos

    @thecstechvideos

    3 жыл бұрын

    I use to disconnect the battery from inverter. In fact de BMS will disconnect in case of over voltage and in case of under voltage . Is act as a switch but is controlled by BMS.

  • @allennolden8735
    @allennolden8735 Жыл бұрын

    So, why are you not using the bpathenergy BMS system on this? What type of BMS are you using here?

  • @thecstechvideos

    @thecstechvideos

    Жыл бұрын

    Video was made before they send BMS.

  • @GalinaFurchik
    @GalinaFurchik9 ай бұрын

    8:33 One day, you will lose your hand in that box.

  • @thecstechvideos

    @thecstechvideos

    2 ай бұрын

    Hehe…remove the whole battery. New setup already 😀

  • @brianwake100
    @brianwake1003 жыл бұрын

    Can you tell me the details of your contactor?

  • @bengoevaerts

    @bengoevaerts

    2 жыл бұрын

    Wondering about this as well!

  • @waymoot
    @waymoot3 жыл бұрын

    Anyone else but me that is uncomfortable seeing someone touch the leads? I know they aren't live but...

  • @thecstechvideos

    @thecstechvideos

    3 жыл бұрын

    The battery is setup on 48V, so is safe to touch.

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