Invention Grant
- Patent Title: Compact power substation for use with electric vehicle charging stations
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Application No.: US15801594Application Date: 2017-11-02
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Publication No.: US10279690B2Publication Date: 2019-05-07
- Inventor: Laurie Ferris
- Applicant: POWER SYSTEMS TECHNOLOGY (EEGENCO) LTD
- Agency: S&L US IP Attorneys, P.C.
- Agent Timothy Marc Shropshire; Eric Brandon Lovell
- Main IPC: H02J7/00
- IPC: H02J7/00 ; B60L11/18 ; H02B7/00 ; H02B7/06 ; H02J7/02

Abstract:
Systems and methods relating to a compact electric substation for use with charging stations for electric vehicles. A compact substation is equipped with a suitable transformer that steps down the voltage from a mains line from a power utility company to a voltage usable for electric vehicle (EV) charging. The substation is equipped with a distribution component that distributes the lower voltage power to a number of charging stations by way of contactors controlled by a controller. The controller activates/deactivates the relevant contactor to feed power to the relevant charging station based on a user's input at a user terminal. Suitable software in the user terminal ensures that suitable signals are sent to the controller only after the user has set a time frame for how long to charge an EV. The user terminal may be a point of sale terminal that also accepts user payment for the EV recharge.
Public/Granted literature
- US20180056796A1 COMPACT POWER SUBSTATION FOR USE WITH ELECTRIC VEHICLE CHARGING STATIONS Public/Granted day:2018-03-01
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