System and Method for Monitoring and Controlling Energy System

• US 20120059526A1
• Filed: 04/30/2010
• Published: 03/08/2012
• Est. Priority Date: 05/11/2009
• Status: Active Grant

• Current Assignee: Mahindra Reva Electric Vehicles Pvt., Ltd. (Mahindra & Mahindra Limited)
• Original Assignee: Mahindra Reva Electric Vehicles Pvt., Ltd. (Mahindra & Mahindra Limited)
• Inventors: Ramaraju, Prakash, Sathyanarayana, Nagendra Babu, Maini, Chetan Kumar
• Granted Patent: US 9,409,533 B2
• Time in Patent Office: Days
• US Class Current: 700/291
• CPC Class Codes: B60L 15/2045 for optimising the use of energy
• CPC Class Codes: B60L 2260/54 Energy consumption estimation
• CPC Class Codes: B60R 16/03 for supply of electrical power to vehicle subsystems or for circuit arrangements for charging batteries H02J7/00
• CPC Class Codes: G06Q 10/06 Resources, workflows, human or project management; Enterprise or organisation planning; Enterprise or organisation modelling
• CPC Class Codes: G06Q 30/018 Certifying business or products
• CPC Class Codes: G06Q 30/02 Marketing; Price estimation or determination; Fundraising
• CPC Class Codes: G06Q 50/06 Energy or water supply
• CPC Class Codes: Y02E 60/10 Energy storage using batteries
• CPC Class Codes: Y02P 90/82 Energy audits or management systems therefor
• CPC Class Codes: Y02T 10/64 Electric machine technologies in electromobility
• 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 10/84 Data processing systems or methods, management, administration
• 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 30/14 Details associated with the interoperability, e.g. vehicle recognition, authentication, identification or billing

Abstract

A method and system for identifying at a remote location provide at least one condition associated with an energy system (102) and control the energy system (102) The energy system (102) includes an energy storage system (ESS) (104) capable of storing electric energy, an energy consumption system (ECS) (106) capable of consuming electric energy from the ESS (104) and an energy management system (EMS) (108) capable of interacting with the ESS (104) and the ECS (106) A parameter associated with the ESS (104) is measured, and the measured parameter is compared with reference data to determine the deviation of the measured parameter from the reference data, and the deviation indicates the condition of the energy system (102) The deviation is determined by the EMS (108) or at the remote location, and the deviation is sent to the remote location while the deviation is determined by the EMS (108).

Claims

1. A method for identifying at a remote location, at least one condition associated with an energy system, wherein the energy system comprises, an energy storage system capable of storing electric energy, an energy consumption system capable of consuming electric energy at least partially from the energy storage system, and an energy management system capable of interacting with at least one of the energy storage system and the energy consumption system, the method comprising:

measuring at least one parameter associated with the energy storage system, wherein the parameter is related to the condition;

comparing the measurement with reference data corresponding to the parameter; and

determining deviation of the collected parameter from the reference data, based on the comparison, wherein the deviation indicates the condition of the system;

wherein, comparing the value with the reference data and determining the deviation of the collected parameter from the reference data, are performed, by the energy management system or at the remote location, wherein, the deviation determined is sent to the remote location if comparing the value with the reference data and determining the deviation of the collected parameter from the reference data, are performed by the Energy management system.

2. The method according to claim 1, wherein measuring the at least one parameter associated with the energy storage system comprises, measuring one or more of, voltage of the energy storage system, temperature of the energy storage system, water level in the energy storage system, current of the energy storage system, power of the energy storage system, deviation of the energy storage system, energy of the energy storage system, and impedance of the energy storage system.

3. The method according to claim 1, wherein the reference data used for comparing varies based on at least one of, age of the energy storage system, number of charge and discharge cycles the energy storage system has experienced, ambient temperature of the system, terrain in which the system is used and historical pattern of usage.

4. The method according to claim 1, wherein the reference data is derived from data collected from a fleet of systems.

5. The method according to claim 4, wherein the fleet of systems are subjected to similar operating condition.

6. The method according to claim 1, further comprising, measuring at least one parameter associated with the energy consumption system, wherein the parameter is related to the condition.

7. The method according to claim 1, wherein measuring the at least one parameter associated with the energy consumption system comprises, measuring one or more of, voltage, current, power factor, power and energy.

8. The method according to claim 1, wherein measuring the at least one parameter associated with the energy consumption system comprises, measuring the parameter at intervals of time.

9. The method according to claim 1, wherein measuring the at least one parameter associated with the energy consumption system comprises, measuring the parameter in substantially real time.

10. A system for identifying at a remote location, at least one condition associated with an energy system, wherein the energy system comprises an energy storage system capable of storing electric energy and energy consumption system capable of consuming electric energy at least partially from the energy storage system, the system comprising:

an energy management system configured to interact with at least one of the energy storage system and the energy consumption system, the energy management system comprising;

a memory device configured for storing reference data;

an input and output device configured for collecting measurement of at least one parameter associated with the energy storage system, wherein the parameter is related to the condition;

a processor configured for comparing the measurement with the reference data corresponding to the parameter and determining deviation of the measured parameter from the reference data, based on the comparison, wherein the deviation indicates the condition of the system; and

a signal transmitting and receiving device configured for transmitting the determined deviation indicating the condition of the energy system to a data processing system located at the remote location.

11. The system according to claim 10, wherein the energy system is a vehicle, wherein the vehicle is at least partially propelled by the electric energy stored in the energy storage system.

12. A system for identifying at a remote location, at least one condition associated with an energy system, wherein the energy system comprises an energy storage system capable of storing electric energy and energy consumption system capable of consuming electric energy at least partially from the energy storage system, the system comprising:

an energy management system configured to;

interact with at least one of the energy storage system and the energy consumption system;

collect measurement of at least one parameter associated with the energy storage system, wherein the parameter is related to the condition; and

transmit the collected measurement to the remote location;

a data processing system located at the remote location configured to;

receive the collected measurement transmitted to the remote location;

compare the measurement with reference data corresponding to the parameter; and

determine deviation of the measured parameter from the reference data, based on the comparison, wherein the deviation indicates the condition of the system.

13. The system according to claim 12, wherein the energy system is a vehicle, wherein the vehicle is at least partially propelled by the electric energy stored in the energy storage system.

14. A method for adapting control in an energy system which is at least partially powered by electricity, wherein the energy system comprises, a energy storage system capable of storing electric energy, a energy consumption system capable of consuming, at least partially, electric energy stored in the energy storage system, and energy management system comprising instructions for managing the energy storage system and energy consumption system, the method comprising:

gathering data relating to at least one of the energy storage system and the energy consumption system;

developing pattern from the gathered data;

determining whether modification of the instructions in the energy management system is required based on the pattern; and

modifying the instructions in the energy management system if modification of the instructions in the energy management system is required.

15. The method according to claim 14, wherein, gathering the data relating to the energy storage system comprises, gathering data related to at least one of, voltage of the energy storage system, temperature of the energy storage system, water level in the energy storage system, current of the energy storage system, power of the energy storage system, deviation of the energy storage system, energy of the energy storage system, and impedance of the energy storage system.

16. The method according to claim 14, wherein, developing pattern from the gathered data comprises, developing at least one of, energy storage system charging pattern, electric energy usage pattern, drive pattern of the energy system, usage pattern of the energy system, driving speed pattern of the energy system, regenerative energy pattern, temperature pattern, usage pattern of heating ventilation air conditioning, pattern of state of health of energy storage system and pattern of capacity of energy storage system.

17. The method according to claim 14, further comprising, gathering information which is external to the energy system.

18. The method according to claim 17, wherein the information is related to weather.

19. The method according to claim 18, comprises, preconditioning the energy storage system by heating or cooling the energy storage system.

20. The method according to claim 17, wherein the information is related to a source of electricity used for recharging the energy storage system.

21. The method according to claim 14, comprises, gathering the data relating to at least one of the energy storage system and the energy consumption system from a fleet of energy systems.

22. The method according to claim 21, comprises, modifying instructions in the energy management system based on the data gathered from the fleet of energy systems.

23. The method according to claim 14, wherein modifying the instructions in the energy management system comprises modifying the instruction to enable shutting down or modifying performance of one or more subsystems of the energy consumption system.

24. The method according to claim 14, wherein determining whether modification of the instructions in the energy management system is required is based on the pattern and user'"'"'s preference on performance of the energy system.

25. A system for adapting control in an energy system which is at least partially powered by electricity, wherein the energy system comprises, a energy storage system capable of storing electric energy, a energy consumption system capable of consuming, at least partially, the electric energy stored in the energy storage system, the system comprising an energy management system and data processing system, wherein the energy management system and data processing system are configured to:

gather data relating to at least one of the energy storage system and the energy consumption system;

develop pattern from the gathered data;

determine whether modification of the instructions in the energy management system is required based on the pattern; and

modify instructions in the energy management system if modification of the instructions in the energy management system is required.

26. The system according to claim 25, wherein the energy management system is configured to gather the data relating to at least one of, voltage of the energy storage system, temperature of the energy storage system, water level in the energy storage system, current of the energy storage system, power of the energy storage system, deviation of the energy storage system, energy of the energy storage system, and impedance of the energy storage system.

27. The system according to claim 25, wherein at least one of the energy management system and the data processing system is configured to develop at least one of, energy storage system charging pattern, electric energy usage pattern, drive pattern of the energy system, usage pattern of the energy system, driving speed pattern of the energy system, regenerative energy pattern, temperature pattern, usage pattern of heating ventilation air conditioning, pattern of state of health of energy storage system and pattern of capacity of energy storage system.

28. The system according to claim 25 is further configured to gather information which is external to the energy system.

29. The system according to claim 28, wherein the system is configured to gather weather information.

30. The system according to claim 29, wherein the system is configured to precondition the energy storage system by heating or cooling the energy storage system, based on the gathered information.

31. The system according to claim 28, wherein the system is configured to gather information related to a source of electricity used for recharging the energy storage system.

32. The system according to claim 25, wherein the system is configured to gather data relating to at least one of the energy storage system and the energy consumption system from a fleet of energy systems.

33. The system according to claim 32, wherein the system is configured to modify instructions in the energy management system based on the data gathered from the fleet of energy systems.

34. The system according to claim 25, wherein the data processing system is located at a remote location with respect to the energy system.

35. The system according to claim 25, wherein the data processing system is located in vicinity of the energy system.

36. (canceled)

37. (canceled)