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  2. Battery charger - Wikipedia

    en.wikipedia.org/wiki/Battery_charger

    A battery charger, recharger, or simply charger, [1] [2] is a device that stores energy in an electric battery by running current through it. The charging protocol—how much voltage and current, for how long and what to do when charging is complete—depends on the size and type of the battery being charged.

  3. Float voltage - Wikipedia

    en.wikipedia.org/wiki/Float_voltage

    Float voltage is the voltage at which a battery is maintained after being fully charged to maintain that capacity by compensating for self-discharge of the battery. [1] The voltage could be held constant for the entire duration of the cell's operation (such as in an automotive battery) or could be held for a particular phase of charging by the charger. [2]

  4. Lithium-ion battery - Wikipedia

    en.wikipedia.org/wiki/Lithium-ion_battery

    A lithium-ion or Li-ion battery is a type of rechargeable battery that uses the reversible intercalation of Li + ions into electronically conducting solids to store energy. In comparison with other commercial rechargeable batteries, Li-ion batteries are characterized by higher specific energy, higher energy density, higher energy efficiency, a longer cycle life, and a longer calendar life.

  5. Electric boat - Wikipedia

    en.wikipedia.org/wiki/Electric_boat

    An electric boat is a powered watercraft driven by electric motors, which are powered by either on-board battery packs, solar panels or generators. [ 1 ] While a significant majority of water vessels are powered by diesel engines , with sail power and gasoline engines also popular, boats powered by electricity have been used for over 120 years.

  6. Comparison of commercial battery types - Wikipedia

    en.wikipedia.org/wiki/Comparison_of_commercial...

    See Lithium-ion battery § Negative electrode for alternative electrode materials. ... 2.4V: 2–5%/month [47] No: 6,000–20,000-40 °C to 75 °C: Light [65] See also

  7. $7.5 Billion in Government Cash Only Built 8 E.V. Chargers in ...

    www.aol.com/news/7-5-billion-government-cash...

    In 2021, the Infrastructure Investment and Jobs Act included $7.5 billion to build 500,000 public charging stations for electric vehicles (E.V.s) across the country in an effort to boost a switch ...

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