Let's find out how many kWh into our battery we get per gallon of gasoline.
Let's say you have cloudy weather for a few days in a row. Your battery bank might be dead. And, you are off gird, or the grid is down. What do you do? Let's check the fuel economy of recharging the battery using a generator. Also, sizing the generator to the load (battery charger) is more important than you might think.
Let's find out how many kWh into our battery we get per gallon of gasoline.
Some video footage is of my old Chevy Volt, DIY battery. It was arranged 12s, LiNMC cells, for a maximum Voltage of 50.4V. Today I'm using 16s LiFePO4 batteries from Signature Solar.
Signature Solar Affiliate Links:
48V (51.2V) 16s LiFePO4 Battery, EG4LL: https://signaturesolar.com/eg4lllit...
EG4 Battery Charger: https://signaturesolar.com/eg4batter...
Amazon Affiliate Links:
Honda EU7000 Generator (current model): https://amzn.to/3jeJLBp
Honda EU2200 Generator: https://amzn.to/3VjUmbQ
More affordable option for a small inverter generator is the Champion Power Equipment 2000 Watt: https://amzn.to/3jtm4Fx
Watt Hour meter: https://amzn.to/3WCYIvF
Victron Batter Monitor with display, BMV712: https://amzn.to/3hR2hj5
Battery Charger for 12s LiNMC (note, the exact model was from Aliexpress and not Amazon. I found a 10A version on Amazon) https://amzn.to/3PSWxll
“As an Amazon Associate I earn from qualifying purchases.”
Disclaimer:
Products in video may have been provided to David Poz, LLC at no cost for the purpose of the review. All views and opinions expressed are that of David Poz, LLC.
My videos are in no way intended to be instructional "howto" lessons. I am simply documenting my project for informational purposes. Property damage, personal injury, or death may result, even when following manufacturer's instructions. I cannot be held liable for such damage or injury. It is YOUR OBLIGATION to ensure that you are complying with any local and federal laws as well as code and permit requirements.
David Poz, LLC