MrWilliamus t1_j24c4g8 wrote on December 29, 2022 at 3:54 PM Reply to ELI5 why do electric vehicles have one big battery that's hard to replace once it's expired, rather than lots of smaller ones that could be swapped out based on need (to trade off range/power/weight)? by ginonofalg Because there would be way too much wiring, it would increase the potential points of failure and would make multiplexing systems a nightmare. A battery is supposed to last as long as the vehicle -same principle as your smartphone. Permalink 1
MrWilliamus t1_j24c4g8 wrote
Reply to ELI5 why do electric vehicles have one big battery that's hard to replace once it's expired, rather than lots of smaller ones that could be swapped out based on need (to trade off range/power/weight)? by ginonofalg
Because there would be way too much wiring, it would increase the potential points of failure and would make multiplexing systems a nightmare. A battery is supposed to last as long as the vehicle -same principle as your smartphone.