EV

An EV, or electric vehicle, is a vehicle propelled at least partly by an electric motor using energy stored in a battery that is charged from the grid.

CHARGING LEVELS: POWER AND RANGE ADDED (TYPICAL)Level 1120 V AC, about 1 kW2 to 5 miles an hourLevel 2208/240 V AC, to 19.2 kW10 to 20 miles an hourDC fast50 to 350 kW180 to 240 miles an hourRange added per hour of charging, log scale. Level 2 suits long stays;DC fast suits short stops.
Charging levels describe how much power a charger delivers. In parking, the right level depends on how long cars stay: long dwell suits Level 1 or 2; short stops need DC fast charging. Ranges from the U.S. Department of Energy Alternative Fuels Data Center; actual rates vary by vehicle.

For parking, EVs matter because cars are refueled where they park. That turns stalls into charging places and garages into part of the electric grid, with new questions about power capacity, pricing, accessibility and utilization.

Types of EVs

  • Battery electric vehicles (BEVs) run only on battery power and must be plugged in.
  • Plug-in hybrids (PHEVs) combine a smaller battery with a gasoline engine. See plug-in electric vehicle.
  • Hybrids (HEVs) charge their small battery from the engine and braking and do not plug in.

What EVs change in parking

The Parkonomics view

EVs make parking operators into energy retailers whether they planned to or not. The facilities that do well will treat charging as a service with its own pricing and utilization targets, not as a stall with a cord.

Related terms: EVSE, Charger, Managed Charging, Charging Utilization, EV Ready, Plug-In Electric Vehicle, Internal Combustion Engine (ICE)

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