MEDIATOR DEVICE FOR SMART ELECTRIC VEHICLE CHARGING

• US 20160121748A1
• Filed: 10/30/2015
• Published: 05/05/2016
• Est. Priority Date: 10/30/2014
• Status: Active Grant

• Current Assignee: Google LLC (Alphabet Inc.)
• Original Assignee: Google Inc. (Alphabet Inc.)
• Inventors: Wytock, Matthew D., Adelberger, Kurt, Weber, Wolf-Dietrich, Irzak, Olga
• Granted Patent: US 10,377,265 B2
• Time in Patent Office: Days
• US Class Current: 1/1
• CPC Class Codes: B60L 2240/70 Interactions with external data bases, e.g. traffic centres
• CPC Class Codes: B60L 53/14 Conductive energy transfer
• CPC Class Codes: B60L 53/18 Cables specially adapted for charging electric vehicles
• CPC Class Codes: B60L 53/62 in response to charging parameters, e.g. current, voltage or electrical charge
• CPC Class Codes: B60L 53/63 in response to network capacity
• CPC Class Codes: B60L 53/665 Methods related to measuring, billing or payment
• CPC Class Codes: B60L 53/68 Off-site monitoring or control, e.g. remote control
• CPC Class Codes: B60L 58/12 responding to state of charge [SoC]
• CPC Class Codes: G06F 1/26 Power supply means, e.g. regulation thereof for memories G11C
• CPC Class Codes: G06F 30/00 Computer-aided design [CAD]
• CPC Class Codes: G06F 30/15 Vehicle, aircraft or watercraft design
• CPC Class Codes: H02J 13/00 Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
• CPC Class Codes: H02J 2310/48 for electric vehicles [EV] or hybrid vehicles [HEV]
• CPC Class Codes: H02J 7/00034 Charger exchanging data with an electronic device, i.e. telephone, whose internal battery is under charge
• CPC Class Codes: H02J 7/0013 acting upon several batteries simultaneously or sequentially H02J7/1423 takes precedence
• CPC Class Codes: H02J 7/02 for charging batteries from ac mains by converters
• CPC Class Codes: Y02E 60/00 Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
• CPC Class Codes: Y02T 10/70 Energy storage systems for electromobility, e.g. batteries
• CPC Class Codes: Y02T 10/7072 Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
• CPC Class Codes: Y02T 10/72 Electric energy management in electromobility
• CPC Class Codes: Y02T 90/12 : Electric charging stations
• CPC Class Codes: Y02T 90/14 : Plug-in electric vehicles
• CPC Class Codes: Y02T 90/16 : Information or communication technologies improving the operation of electric vehicles
• CPC Class Codes: Y02T 90/167 : Systems integrating technologies related to power network operation and communication or information technologies for supporting the interoperability of electric or hybrid vehicles, i.e. smartgrids as interface for battery charging of electric vehicles [EV] or hybrid vehicles [HEV]
• CPC Class Codes: Y04S 10/126 : the energy generation units being or involving electric vehicles [EV] or hybrid vehicles [HEV], i.e. power aggregation of EV or HEV, vehicle to grid arrangements [V2G]
• CPC Class Codes: Y04S 30/12 : Remote or cooperative charging

Abstract

Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for smart electric vehicle charging and a mediator device for the same. In one aspect, a method includes receiving a signal, at a first connector, indicative of a charging capacity of a charging station, from the charging station, and providing a signal indicative of a second charging capacity at a second connector to an electrical vehicle, wherein the second charging capacity is determined based on optimization data received from an optimization service

Claims

1. An apparatus, comprising:

a first electrical connector configured to be in electrical connection with an electrical vehicle charging station;

a second electrical connector configured to be in electrical connection with an electrical vehicle;

a communication system configured to be in communication with an optimization service, wherein the optimization service provides optimization data for charging the electrical vehicles from the charging station;

a data processing system that performs operations comprising;

receiving optimization data from the optimization service, the optimization data specifying a mediated charging capacity to be serviced by the charging station; and

receiving a first signal, from the first electrical connector and provided by the charging station, indicative of a first charging capacity of the charging station, and provide a second signal indicative of a second charging capacity that is no more than the first capacity to the second electrical connector to the electrical vehicle, wherein the second charging capacity is determined based on the mediated charging capacity.

2. The apparatus of claim 1, wherein the data processing system performs further operations comprising:

pass a first handshake signal from the first electrical connector to the second electrical connector substantially unmodified; and

pass a second handshake signal from the second electrical connector to the first electrical connector substantially unmodified.

3. The apparatus of claim 1, wherein the first signal and the second signal conform to SAE J1772 signals.

4. The apparatus of claim 1, wherein providing a second signal indicative of a second charging capacity comprises modifying the first signal indicative of the first charging capacity of the charging station.

5. The apparatus of claim 4, wherein the first signal indicative of a first charging capacity is a pulse-width modulation signal and wherein the modification comprises modifying a pulse-width modulation signal.

6. The apparatus of claim 1, wherein the second charging capacity is the mediated charging capacity.

7. The apparatus of claim 1, wherein the apparatus is a battery powered apparatus.

8. The apparatus of claim 1, wherein the apparatus is powered by a power signal received from the electrical vehicle.

9. A computer-implemented method, comprising:

receiving optimization data from an optimization service for a charging station, wherein the optimization data specifies a mediated charging capacity to be serviced by the charging station;

receiving, from the charging station, a first signal indicative of a first charging capacity of the charging station;

determining a second charging capacity for the charging station based on the received optimization data from the optimization service, wherein the second charging capacity is less than the first charging capacity and is based on the mediated charging capacity; and

providing a signal indicative of the second charging capacity to an electrical vehicle.

10. The method of claim 9, the operations further comprising:

passing a first handshake signal from the first electrical connector to the second electrical connector substantially unmodified; and

passing a second handshake signal from the second electrical connector to the first electrical connector substantially unmodified.

11. The method of claim 9, wherein the first signal and the second signal conform to SAE J1772 signals.

12. The method of claim 9, wherein providing a second signal indicative of a second charging capacity comprises modifying the first signal indicative of the first charging capacity of the charging station.

13. The method of claim 12, wherein the first signal indicative of a first charging capacity is a pulse-width modulation signal and wherein the modification comprises modifying a pulse-width modulation signal.

14. The method of claim 9, wherein the second charging capacity is the mediated charging capacity.

15. The method of claim 9, wherein the apparatus is a battery powered apparatus.

16. The method of claim 9, wherein the apparatus is powered by a power signal received from the electrical vehicle.

17. An apparatus, comprising:

a first electrical connector configured to be in electrical connection with an electrical vehicle;

a communication system configured to be in communication with an optimization service, wherein the optimization service provides optimization data for charging the electrical vehicles from the charging station;

a data processing system that performs operations comprising;

receiving optimization data from the optimization service, the optimization data specifying a mediated charging capacity to be serviced by the charging station; and

receiving a first signal, from the charging station, indicative of a first charging capacity of the charging station, and provide a second signal indicative of a second charging capacity that is no more than the first capacity to the first electrical connector to the electrical vehicle, wherein the second charging capacity is determined based on the mediated charging capacity.