ELECTRICAL PHASE SYNCHRONIZATION

• US 20120205987A1
• Filed: 02/15/2011
• Published: 08/16/2012
• Est. Priority Date: 02/15/2011
• Status: Active Grant

• Current Assignee: Raytheon Company (Rtx Corporation)
• Original Assignee: Raytheon Company (Rtx Corporation)
• Inventors: Kung, Kenneth C., Flynn, Thomas J.
• Granted Patent: US 9,293,924 B2
• Time in Patent Office: Days
• US Class Current: 307/87
• CPC Class Codes: H02J 3/40 Synchronising a generator for connection to a network or to another generator

Abstract

The electrical phase synchronization technology includes a system, a method, and/or components thereof. In some examples, the electrical phase synchronization system includes an electrical power transmission network having a plurality of transmission lines and a plurality of electrical power generation devices. Each electrical power generation device includes an electrical power source and a control unit.

Claims

1. An electrical phase synchronization system, the system comprising:

an electrical power transmission network having a plurality of transmission lines;

a plurality of electrical power generation devices, each electrical power generation device comprising;

an electrical power source configured to supply electrical power to the electrical power transmission network via one or more of the plurality of transmission lines; and

a control unit configured to phase synchronize the electrical power supply from the electrical power source with an input location on the electrical power transmission network based on a geographic location of the electrical power generation device, a geographic location of the input location on the electrical power transmission network, time synchronization data, and electrical phase configuration data for the input location.

2. The system of claim 1, wherein each electrical power generation device is configured to independently and autonomously supply phase synchronized electrical power to the electrical power transmission network.

3. The system of claim 1, wherein the electrical power supplied to the electrical power transmission network by each electrical power generation device is phase synchronized within an electrical phase tolerance range.

4. The system of claim 1, wherein each control unit is further configured to determine at least one of frequency, voltage, current, phase, and duration for the electrical power supply from the electrical power source based on the geographic location of the electrical power generation device.

5. The system of claim 4, wherein each control unit is further configured to phase synchronize at least one of the determined frequency, voltage, current, phase, and duration of the electrical power supply from the electrical power source with the input location on the electrical power transmission network.

6. The system of claim 1, wherein each control unit is further configured to determine an electrical phase for the supply of electrical power from the electrical power source based on a geographic distance between the geographic location of the electrical power generation device and the geographic synchronization location on the electrical power transmission network.

7. The system of claim 1, wherein each electrical power generation device further comprises a communication module configured to receive the geographic location of the electrical power generation device and the time synchronization data from a timing device.

8. The system of claim 1, wherein each electrical power generation device further comprises an alert module configured to generate an alert based on at least one of a change in the geographic location of the electric power generation device, maintenance information, and supply information.

9. A method for electrical phase synchronization, the method comprising:

determining a transmission line distance for an electrical power supply between a geographic location of the electrical power supply and a geographic location of an input location on an electrical power transmission network;

determining an electrical phase for the electrical power supply based on the transmission line distance, time synchronization data, and electrical phase configuration data for the input location; and

phase synchronizing the electrical power supply based on the electrical phase for transmission to the input location on the electrical power transmission network.

10. The method of claim 9, further comprising determining at least one of frequency, voltage, current, phase, and duration for the electrical power supply based on the geographic location of the electrical power supply.

11. The method of claim 10, further comprising phase synchronizing the electrical power supply based on at least one of the determined frequency, voltage, current, phase, and duration.

12. The method of claim 9, wherein the electrical phase configuration data for the input location is pre-defined.

13. The method of claim 9, further comprising dynamically receiving the electrical phase configuration data for the input location.

14. The method of claim 9, further comprising determining the geographic location of the electrical power supply based on data received from a global positioning system.

15. The method of claim 9, further comprising receiving the time synchronization data from a timing device.

16. A control unit for electrical phase synchronization, the control unit comprising:

a geographic determination module configured to determine a transmission line distance for an electrical power supply between a geographic location of an electrical power source and a geographic location of an input location on an electrical power transmission network;

an electrical power determination module configured to determine an electrical phase for the electrical power supply based on the transmission line distance, time synchronization data, and electrical phase configuration data for the input location; and

an electrical power supply synchronization device configured to phase synchronize the electrical power supply based on the electrical phase and transmit the phase synchronized electrical power supply to the electrical power transmission network.

17. The control unit of claim 16, further comprising a geographic positioning module configured to determine the geographic location of the electrical power supply.

18. The control unit of claim 16, wherein the electrical power determination module is further configured to determine at least one of frequency, voltage, current, and duration for the electrical power supply based on the geographic location of the electrical power supply.

19. The control unit of claim 18, wherein the electrical power supply synchronization device is further configured to phase synchronize the electrical power supply based on at least one of the determined frequency, voltage, current, and duration.