State of charge

How full the battery is right now, in percent; the BMS calculates it from voltage, current and temperature.

Explained in

eMobility and EV basics · Stop 02What is inside a battery pack?From cell to module to pack: how an electric car stores its energy, why two chemistries share the market, and what the battery management system does.

Also in

  1. Energy and grid integration · Stop 04What makes charging flexible?Data the car can share
  2. Bidirectional charging · Stop 05What does it mean for the battery?Data and limits
  3. Fleet charging · Stop 07Which data does fleet management need?The battery's own data
  1. BMSBattery management system: the car's electronics that decide how much power the battery accepts at each moment.
  2. LFPLithium iron phosphate: a lithium-ion chemistry without cobalt, lower in cost, with less energy per kilogram than NMC.
  3. NMCNickel manganese cobalt: a lithium-ion chemistry that stores more energy per kilogram than LFP.