"The average U.S. household consumes about 11,000 kilowatthours (kWh) per year.1 However, electricity use in homes varies across regions of the United States and across housing types."
https://www.eia.gov/energyexplained/use-of-energy/electricity-use-in-homes.php
How To Make 50kw Free Energy Generator From 50kw Alternator And 5 hp 2850 Rpm Induction Motor
Alternator 220V & Motor generator 12V, charging system
"A solar battery bank offers more savings. While the initial investment can be large depending on the size of your home and your energy needs."
https://sunbadger.com/solar-battery-bank/
"capacitor banks rated at 5KVA each. Tesla used twelve (12), for a total of 60KVA (KW), while Gray used three (3) for a total of 15KVA.
The key design point for Tesla’s car system was that his power rating of 60KVA equates to 80HP so that all of his design specifications match the full power rating for his car."
https://teslauniverse.com/nikola-tesla/articles/nikola-teslas-most-amazing-pierce-arrow-car-project-1931-buffalo-ny-vision
"The complementary characteristics of batteries and supercapacitors makes designing a system that combines them very advantageous. Energy storage systems that have batteries and supercapacitors working together fit very well with applications where loads fluctuate (electric mobility, renewable energy, and internet of things (IoT) among others)."
https://www.capacitechenergy.com/blog/battery-supercapacitor-hybrid-energy-storage-systems
Supercapacitor energy density could soar using contact-lens polymer
https://news.yahoo.com/news/supercapacitor-energy-density-could-soar-using-contact-lens-130000306.html
Graphene SuperCapacitor Breakthrough Is FINALLY Here!