With 10% penetration, EVs could shift all residential peak load to night, analysis of SoCal Ed finds

By Robert Walton :utilitydive – excerpt

  • Electric vehicles have the potential to act as virtual power plants that can help utilities soak up midday renewable energy and discharge in the evenings to reduce peak load, according to a study from Jackson Associates released Wednesday.
  • The analysis, based on 5,000 Southern California Edison (SCE) customers’ hourly loads, commuting behavior and “potential electric vehicle (EV) ownership,” concluded that at a 10% EV penetration, the batteries could shift the utility’s entire residential peak load to nighttime hours.
  • Over 20 million EVs are expected on U.S. roads by 2030 — a rapid increase from the 1.26 million on the road as of June, according to a Smart Electric Power Alliance (SEPA) report released this month. “[U]tilities need to plan ahead to minimize grid impacts” of growing EV adoption, the group concludes…(more)

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