Electric power storage and delivery system and method of operation

• US 8,076,903 B2
• Filed: 06/09/2009
• Issued: 12/13/2011
• Est. Priority Date: 06/09/2009
• Status: Active Grant

• Current Assignee: Inventus Power, Co.
• Original Assignee: Microsun Technologies, LLC
• Inventors: Harwath, Frank, Tamburrino, Peter
• Primary Examiner(s): TSO, EDWARD H
• Application Number:
  US12/481,541
• Publication Number:
  US 20110080133A1
• Time in Patent Office: 917 Days
• Field of Search: 320/101, 320/103, 320/112, 320/114, 320/115, 320/116, 320/128, 320/137, 320/138
• US Class Current: 320/116
• CPC Class Codes: B60L 58/10 for monitoring or controlling batteries
• CPC Class Codes: H01M 10/052 Li-accumulators
• CPC Class Codes: H01M 10/441 for several batteries or cells simultaneously or sequentially
• CPC Class Codes: H01M 10/46 Accumulators structurally combined with charging apparatus circuits for charging H02J7/00
• CPC Class Codes: H02J 2310/48 for electric vehicles [EV] or hybrid vehicles [HEV]
• CPC Class Codes: H02J 7/0013 acting upon several batteries simultaneously or sequentially H02J7/1423 takes precedence
• CPC Class Codes: H02J 7/35 with light sensitive cells
• CPC Class Codes: Y02E 60/10 Energy storage using batteries
• CPC Class Codes: Y02T 10/70 Energy storage systems for electromobility, e.g. batteries

Abstract

An electrical energy storage and delivery system for supplying electrical energy to a system load and method of operation. The system including an energy storage module comprising a charger coupled to a high power battery module and a high energy battery module; a first matrix switch coupled to the charger and a second matrix switch; and an energy shuttle coupled to a status signal of at least the energy storage module and the system load. The second matrix switch coupled to the first matrix switch, the high power battery module, the high energy battery module and a system load connection. The energy shuttle configured to transmit a plurality of control signals to set an interconnection state of the first matrix switch, the charger and the second matrix switch.

Claims

1. An electrical energy storage and delivery system for supplying electrical energy to a system load, comprising:

an energy storage module comprising a charger coupled to a high power battery module and a high energy battery module;

a first matrix switch coupled to the charger and a second matrix switch;

the second matrix switch coupled to the first matrix switch, the high power battery module, the high energy battery module and a system load connection;

an energy shuttle coupled to a status signal of at least the energy storage module and the system load;

the energy shuttle configured to transmit a plurality of control signals to set an interconnection state of the first matrix switch, the charger and the second matrix switch.

2. The system of claim 1, further including at least one charging input(s) coupled to the first matrix switch.

3. The system of claim 2, wherein at least one of the charging input(s) is a fuel cell.

4. The system of claim 2, wherein at least one of the charging input(s) is a solar panel.

5. The system of claim 2, wherein at least one of the charging input(s) is a regenerative braking circuit.

6. The system of claim 2, wherein at least one of the charging input(s) is a battery.

7. The system of claim 2, wherein at least one of the charging input(s) is mains power.

8. The system of claim 1, further including an ultra capacitor in the energy storage module;

the ultra capacitor coupled between the charger and the second matrix switch.

9. The system of claim 1, further including a computer processor in the energy shuttle;

the computer processor processing an algorithm to determine the desired interconnection state.

10. The system of claim 9, wherein a state of charge of the high energy battery and the high power battery is a parameter in the algorithm.

11. The system of claim 9, further including at least one charging input(s) coupled to the first matrix switch and a magnitude of the charging input is a parameter of the algorithm.

12. The system of claim 1, wherein the energy shuttle is coupled to the high power battery module and the high energy battery module via a data interface.

13. The system of claim 1, wherein the first matrix switch and the second matrix switch are integral with one another.

14. The system of claim 1, wherein the status signal includes a temperature within at least one of the high power battery module and the high energy battery module.

15. The system of claim 14, further including a heater within at least one of the high power battery module and the high energy battery module.

17. The method of claim 13, wherein the determination of the desired destination within the energy storage module for the charging input and the determination of the desired source of electrical energy for the system load is performed by a processor of an energy shuttle coupled to the energy storage module, a charging input sensor and a system load sensor.

18. The method of claim 13, further including the step of determining a state of charge of each of the high power battery module and the high energy battery module and if one of the state of charge is below a desired setpoint, interconnecting the one of the high power battery module and the high energy battery module with a higher state of charge to deliver a charging current to the one of the high power battery module and the high energy battery module with a lower state of charge.

16. A method for electrical energy storage and delivery to a system load, comprising the steps of:

monitoring a status of an energy storage module comprising a charger coupled to a high power battery module and a high energy battery module;

monitoring a magnitude of a charging input and a system load;

determining from the magnitude of the charging input and the status of the energy storage module a desired destination within the energy storage module for the charging input;

determining from the magnitude of the system load and the status of the energy storage module a desired source of electrical energy for the system load;

interconnecting the charging input and the desired destination within the energy storage module; and

interconnecting the desired source of electrical energy to the system load.

19. The method of claim 16, wherein if the magnitude of the charging input exceeds a desired level, the charging input is coupled only to the high power battery module.