Inaccurate SOC calculation of the Seplos BMS V3. Here is what I found...
12.3 هزار بار بازدید -
4 ماه پیش
-
This morning, the battery was
This morning, the battery was fairly low in SOC and I thought, lets discharge it all the way and see what happens with the SOC calculation at this low state of charge.
Well, what I found just confirmed my suspicion I had for a while: the accurate calculation stops at certain point at low and high SOC, while the battery keeps charging and discharging. Therefore, the BMS drifts away from the real SOC of the battery. That is not great and I'm not sure if this is intentional built into the firmware of the BMS or if it is a bug.
There is also something more, I want to show you while the Seplos BMS is connected to the Victron system...
Seplos BMS V3.0 first look, test and review:
Waiting for the SEPLOS BMS V3.0? A co...
Seplos Polo batteries, new features but are they good?
Seplos Polo: This battery has WHAT bu...
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For more information, please check out my website with links to all the batteries, materials, devices and products I have used in my videos: https://off-grid-garage.com
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https://off-grid-garage.com Thank you for your support!
I'm also drinking coffee (not really). But hey, I'm into Smoothies, so that counts, right? https://www.buymeacoffee.com/jqtgwc3mp3
You can also click on the Thanks button under the video to support the channel. Thank you, if you have already!
T-Shirts, caps, mugs and more in our merch-shop:
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**** These are the batteries you are looking for ****
🔋➡EVE LF280/304 LiFePO4 cells 3.2V/280+304Ah: https://off-grid-garage.com/batteries/
🌞➡Solar charge Controllers, Inverters and accessories: https://off-grid-garage.com/solar-cha...
🔧➡Tools, Analysers and Testers: https://off-grid-garage.com/equipment/
📈➡ Battery Tests and Results: https://off-grid-garage.com/battery-d...
🔌➡Batteries, charger and accessories: https://off-grid-garage.com/batteries-3/
⚡➡Cables, Inverters and Electronics: https://off-grid-garage.com/electronics/
The Sunfunkit DIY battery. Great product to build your own 12V battery. Use OGGA at checkout to get 6% off. More info here: https://off-grid-garage.com/diy-kits/
Video review: The Sun Fun Kit Experience. Building ...
Best prices for Victron gear in Australia: Auto Parts Co has you covered.
https://www.autopartsco.com.au/?pd_pr...
(they have 4WD parts and accessories too)
Take a live sneak peek at the Off-Grid-Garage in the Victron VRM World (link at top of the page):
https://off-grid-garage.com/victron-c...
Here is my Tesla referral link, if you want to buy any Tesla accessories or even order a vehicle. This is a great way to support my channel. Thanks a lot to everyone who have used it so far 🙏 https://www.tesla.com/en_au/referral/...
My other (German) YouTube channels:
offgridgarageaustralia
Please don't leave any links in your reply. YouTube will not publish your comment in this case.
If you decide to send me an email, I really appreciate your time and effort for doing this. However, please consider leaving a comment under my videos instead as I may not be able to reply to your email due to the sheer number of messages I'm receiving.
Well, what I found just confirmed my suspicion I had for a while: the accurate calculation stops at certain point at low and high SOC, while the battery keeps charging and discharging. Therefore, the BMS drifts away from the real SOC of the battery. That is not great and I'm not sure if this is intentional built into the firmware of the BMS or if it is a bug.
There is also something more, I want to show you while the Seplos BMS is connected to the Victron system...
Seplos BMS V3.0 first look, test and review:
Waiting for the SEPLOS BMS V3.0? A co...
Seplos Polo batteries, new features but are they good?
Seplos Polo: This battery has WHAT bu...
Please subscribe and join me on my journey of the Off-Grid Garage!
For more information, please check out my website with links to all the batteries, materials, devices and products I have used in my videos: https://off-grid-garage.com
The 'Buy me a Beer🍻'-link is here (on the website, scroll all the way down):
https://off-grid-garage.com Thank you for your support!
I'm also drinking coffee (not really). But hey, I'm into Smoothies, so that counts, right? https://www.buymeacoffee.com/jqtgwc3mp3
You can also click on the Thanks button under the video to support the channel. Thank you, if you have already!
T-Shirts, caps, mugs and more in our merch-shop:
https://off-grid-garage.com/merch
**** These are the batteries you are looking for ****
🔋➡EVE LF280/304 LiFePO4 cells 3.2V/280+304Ah: https://off-grid-garage.com/batteries/
🌞➡Solar charge Controllers, Inverters and accessories: https://off-grid-garage.com/solar-cha...
🔧➡Tools, Analysers and Testers: https://off-grid-garage.com/equipment/
📈➡ Battery Tests and Results: https://off-grid-garage.com/battery-d...
🔌➡Batteries, charger and accessories: https://off-grid-garage.com/batteries-3/
⚡➡Cables, Inverters and Electronics: https://off-grid-garage.com/electronics/
The Sunfunkit DIY battery. Great product to build your own 12V battery. Use OGGA at checkout to get 6% off. More info here: https://off-grid-garage.com/diy-kits/
Video review: The Sun Fun Kit Experience. Building ...
Best prices for Victron gear in Australia: Auto Parts Co has you covered.
https://www.autopartsco.com.au/?pd_pr...
(they have 4WD parts and accessories too)
Take a live sneak peek at the Off-Grid-Garage in the Victron VRM World (link at top of the page):
https://off-grid-garage.com/victron-c...
Here is my Tesla referral link, if you want to buy any Tesla accessories or even order a vehicle. This is a great way to support my channel. Thanks a lot to everyone who have used it so far 🙏 https://www.tesla.com/en_au/referral/...
My other (German) YouTube channels:
offgridgarageaustralia
Please don't leave any links in your reply. YouTube will not publish your comment in this case.
If you decide to send me an email, I really appreciate your time and effort for doing this. However, please consider leaving a comment under my videos instead as I may not be able to reply to your email due to the sheer number of messages I'm receiving.
4 ماه پیش
در تاریخ 1403/01/16 منتشر شده
است.
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