3 ms·

I think the catch is that it'll be getting less efficient with time: those rechargeable batteries love to degrade.

• tonyedgecombe 5y ago
  The generator and motor won’t though which is what is effecting the efficiency.
  • akomtu 5y ago
    Perhaps they are a lot less than 95% efficient, then? Otherwise we could install this system into cars and ditch half of the mechanical parts. That would be a revolution.
    • tonyedgecombe 5y ago
      That is how some trains worked: https://www.cs.mcgill.ca/~rwest/wikispeedia/wpcd/wp/g/Gas_turbine-electric_locomotive.htm https://www.cs.mcgill.ca/~rwest/wikispeedia/wpcd/wp/g/Gas_tu... Also the range extender in the BMW i3: https://discover.bmw.co.uk/help/used/how-does-range-extender-work https://discover.bmw.co.uk/help/used/how-does-range-extender...