When Your House Loses Power, Your Car Can Get It Back Flowing
Summary
Electric vehicles (EVs) are becoming more common and can do more than just drive people around. New technology allows EVs to send power back to homes during blackouts, helping with electricity needs. Public transport systems like New York’s subway are also finding ways to capture and reuse energy to ease pressure on the power grid.Key Facts
- About 25% of vehicles bought today are electric vehicles (EVs).
- EVs can double a household’s electricity use, creating challenges for the power grid.
- New EVs from General Motors have bidirectional charging, meaning they can both take in and give out electricity.
- An EV with the right system can power a home for a week or longer during a blackout.
- The bidirectional charging market is expected to grow from $70 million in 2025 to $844.1 million by 2035.
- New York’s subway captures energy when trains brake and explores ways to send that electricity back to the grid.
- The subway system is also investigating how to reuse waste heat from stations to heat nearby buildings.
- Updating infrastructure, such as bus depots for electric buses, requires time, money, and supportive policies.
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