SYSTEMS AND METHODS FOR LOCAL AUTONOMOUS RESPONSE TO GRID CONDITIONS BY ELECTRIC VEHICLE CHARGING STATIONSAS AND OTHER SIMILAR LOADS

• US 20160236584A1
• Filed: 01/24/2016
• Published: 08/18/2016
• Est. Priority Date: 09/14/2014
• Status: Active Grant

• Current Assignee: ENEL X Way USA LLC
• Original Assignee: Electric Motor Werks, Inc. (ENEL SPA)
• Inventors: MIFTAKHOV, VALERY, Gurzhi, Alexander, Edgette, Chris, White, Alan
• Granted Patent: US 10,399,450 B2
• Time in Patent Office: Days
• US Class Current: 1/1
• CPC Class Codes: B60L 2250/20 by driver identification
• CPC Class Codes: B60L 53/305 Communication interfaces
• 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: 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 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
• CPC Class Codes: Y04S 30/14 Details associated with the interoperability, e.g. vehicle recognition, authentication, identification or billing

Abstract

A system for generating a local autonomous response to a condition of an electric grid by electric vehicle charging stations, comprising: a first electricity meter for reading current, frequency, or voltage from a first electricity supply line to one electric vehicle charging station; a second electricity meter for reading an electric current, frequency, or voltage from the electric grid supplying the plurality of electric vehicle charging stations; a third electricity meter for reading current, frequency, or voltage from a third electricity line from one or more renewable generators; and an electric vehicle charging controller operatively coupled to the first electricity meter, the second electricity meter, the third electricity meter and the electric vehicle charging stations and operable to obtain readings from the first electricity meter, the second electricity meter and the third electricity meter and to control the electric vehicle charging stations based on the obtained readings.

Claims

1. A system for generating a local autonomous response to a condition of an electric grid by a plurality of electric vehicle charging stations, the system comprising:

a. a first electricity meter for reading an electric current, frequency, or voltage from a first electricity supply line to one of the plurality of electric vehicle charging stations;

b. a second electricity meter for reading an electric current, frequency, or voltage from the electric grid supplying the plurality of electric vehicle charging stations;

c. a third electricity meter for reading an electric current, frequency, or voltage from a third electricity supply line from one or more renewable generators; and

d. an electric vehicle charging controller operatively coupled to the first electricity meter, the second electricity meter, the third electricity meter and the plurality of electric vehicle charging stations and operable to obtain readings from the first electricity meter, the second electricity meter and the third electricity meter and to control at least one of the plurality of electric vehicle charging stations based on the obtained readings.

2. The system for generating a local autonomous response to a condition of an electric grid of claim 1, wherein the electric vehicle charging controller comprises a server disposed on a computer network and wherein the electric vehicle charging controller is coupled to the first electricity meter, the second electricity meter, the third electricity meter and the plurality of electric vehicle charging stations via the computer network.

3. The system for generating a local autonomous response to a condition of an electric grid of claim 1, further comprising a remote server executing a vehicle charge control application.

4. The system for generating a local autonomous response to a condition of an electric grid of claim 1, wherein the electric vehicle charging controller comprises an internal logic to determine an appropriate charging output in response to the obtained readings.

5. The system for generating a local autonomous response to a condition of an electric grid of claim 4, wherein the electric vehicle charging controller is operable to direct the plurality of electric vehicle charging stations to vary charging load to one or more electric vehicles based upon the internal logic.

6. The system for generating a local autonomous response to a condition of an electric grid of claim 4, wherein the electric vehicle charging controller is configured to control one or more electric power generators based upon the internal logic.

7. The system for generating a local autonomous response to a condition of an electric grid of claim 1, wherein the electric vehicle charging controller comprises a local storage for storing custom presets relating to a local circuit or a local utility feeder, a frequency response requirements, or conservation voltage reduction (CVR) requirements.

8. The system for generating a local autonomous response to a condition of an electric grid of claim 1, wherein each of the plurality of electric vehicle charging stations varies rate of charge or discharge according commands received from the electric vehicle charging controller.

9. The system for generating a local autonomous response to a condition of an electric grid of claim 1, wherein each of the plurality of electric vehicle charging stations is configured to receive vehicle owner preferences with respect to vehicle charging.

10. The system for generating a local autonomous response to a condition of an electric grid of claim 1, wherein each of the plurality of electric vehicle charging stations is configured to display to a user or to output to an outside application:

i. a real time charging information;

ii. a vehicle owner charging preferences;

iii. alerts regarding a charging status;

iv. a vehicle state of charge; and

v. and estimated time to completion of charge.

11. A method for generating a local autonomous response to a condition of an electric grid by a plurality of electric vehicle charging stations, the method comprising:

a. providing a first electricity meter for reading current, frequency, or voltage from a first electricity supply line to one of the plurality of electric vehicle charging stations;

b. providing a second electricity meter for reading an electric current, frequency, or voltage from the electric grid supplying the plurality of electric vehicle charging stations;

c. providing a third electricity meter for reading current, frequency, or voltage from a third electricity line from one or more renewable generators; and

d. providing an electric vehicle charging controller operatively coupled to the first electricity meter, the second electricity meter, the third electricity meter and the plurality of electric vehicle charging stations and operable to obtain readings from the first electricity meter, the second electricity meter and the third electricity meter and to control at least one of the plurality of electric vehicle charging stations based on the obtained readings.

12. The method for generating a local autonomous response to a condition of an electric grid of claim 11, wherein the electric vehicle charging controller comprises a server disposed on a computer network and wherein the electric vehicle charging controller is coupled to the first electricity meter, the second electricity meter, the third electricity meter and the plurality of electric vehicle charging stations via the computer network.

13. The method for generating a local autonomous response to a condition of an electric grid of claim 11, further comprising providing a remote server executing a vehicle charge control application.

14. The method for generating a local autonomous response to a condition of an electric grid of claim 11, wherein the electric vehicle charging controller comprises an internal logic to determine an appropriate charging output in response to the obtained readings.

15. The method for generating a local autonomous response to a condition of an electric grid of claim 14, wherein the electric vehicle charging controller is operable to direct the plurality of electric vehicle charging stations to vary charging load to one or more electric vehicles based upon the internal logic.

16. The method for generating a local autonomous response to a condition of an electric grid of claim 14, wherein the electric vehicle charging controller is configured to control one or more electric power generators based upon the internal logic.

17. The method for generating a local autonomous response to a condition of an electric grid of claim 11, wherein the electric vehicle charging controller comprises a local storage for storing custom presets relating to a local circuit or a local utility feeder, a frequency response requirements, or or conservation voltage reduction (CVR) requirements.

18. The method for generating a local autonomous response to a condition of an electric grid of claim 11, wherein each of the plurality of electric vehicle charging stations varies rate of charge or discharge according commands received from the electric vehicle charging controller.

19. The method for generating a local autonomous response to a condition of an electric grid of claim 11, wherein each of the plurality of electric vehicle charging stations is configured to receive vehicle owner preferences with respect to vehicle charging.

20. The method for generating a local autonomous response to a condition of an electric grid of claim 11, wherein each of the plurality of electric vehicle charging stations is configured to display to a user or to output to an outside application:

i. a real time charging information;

ii. a vehicle owner charging preferences;

iii. alerts regarding a charging status;

iv. a vehicle state of charge; and

v. and estimated time to completion of charge.