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Battery pack replacement system for electric vehicle with energy storage system

  • US 9,994,115 B2
  • Filed: 02/27/2014
  • Issued: 06/12/2018
  • Est. Priority Date: 12/03/2013
  • Status: Expired due to Fees
First Claim
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1. A system equipped with a replacement system for replacing a battery pack for an electric vehicle and an Energy Storage System (ESS), the system comprising:

  • a determination unit for determining a kind of battery pack of the vehicle;

    a replacement unit for detaching a discharged battery pack from the vehicle or mounting a battery pack on the vehicle;

    a charging/discharging unit for charging/discharging and storing the discharged battery pack; and

    a transfer unit for conveying the discharged battery pack, detached from the replacement unit, to the charging/discharging unit or conveying the battery pack, fully charged by the charging/discharging unit, to the replacement unit,wherein the replacement unit comprises;

    a replacement device including a replacement tool for replacing the discharged battery pack in the vehicle; and

    a first conveyance device configured to transfer the discharged battery pack, mounted on the replacement tool, to the transfer unit and transfer the fully charged battery pack, taken over from the transfer unit and mounted on the replacement tool, to a position on which the fully charged battery pack is to be mounted,wherein the transfer unit comprises;

    a first transfer device configured to move up and down and transfer the discharged battery pack, taken over from the replacement unit, to a storage unit; and

    a second transfer device configured to transfer the fully charged battery pack, taken over from the storage unit, to the transfer unit,wherein the first transfer device transfers the discharged battery pack, delivered by the first conveyance device, to the storage unit, andwherein the storage unit comprises;

    a second conveyance device configured to store the battery pack depending on the kind of battery pack and take over the transfer unit from the discharged battery pack;

    a third conveyance device configured to take over the discharged battery pack from the second conveyance device, store the discharged battery pack, and transfer the discharged battery pack to the second conveyance device; and

    a charging/discharging device configured to charge the discharged battery pack transferred to the third conveyance device.

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