System and method for providing remote monitoring of voltage power transmission and distribution devices

• US 7,881,907 B2
• Filed: 08/18/2004
• Issued: 02/01/2011
• Est. Priority Date: 08/18/2003
• Status: Active Grant

• Current Assignee: Power Monitors, Inc.
• Original Assignee: Power Monitors, Inc.
• Inventors: Curt, Walter, Shomo, Glen, Mullins, Chris, Bruffy, Wayne
• Primary Examiner(s): Dunn; Drew A
• Assistant Examiner(s): VO, HIEN XUAN
• Application Number:
  US10/920,460
• Publication Number:
  US 20050235174A1
• Time in Patent Office: 2,358 Days
• Field of Search: 702/188, 702/61, 702/62, 702/176, 702/64, 702/57, 702/198, 700/295, 700/286, 713/300, 340/660, 340/661, 324/113
• US Class Current: 702/188
• CPC Class Codes: G05B 2223/06 Remote monitoring
• CPC Class Codes: G05B 23/0224 Process history based detection method, e.g. whereby history implies the availability of large amounts of data
• CPC Class Codes: G05B 23/0286 Modifications to the monitored process, e.g. stopping operation or adapting control
• CPC Class Codes: G06F 1/28 Supervision thereof, e.g. detecting power-supply failure by out of limits supervision
• CPC Class Codes: H02J 13/00017 using optical fiber
• CPC Class Codes: H02J 13/00024 by means of mobile telephony
• CPC Class Codes: H02J 13/00026 involving a local wireless network, e.g. Wi-Fi, ZigBee or Bluetooth
• CPC Class Codes: Y02B 90/20 Smart grids as enabling technology in buildings sector smart grids supporting the management or operation of end-user stationary applications in general, or like technologies with no associated climate change mitigation effect Y04S20/00
• CPC Class Codes: Y02E 60/00 Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
• CPC Class Codes: Y04S 10/30 State monitoring, e.g. fault, temperature monitoring, insulator monitoring, corona discharge
• CPC Class Codes: Y04S 20/00 Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof

Abstract

The present invention provides a system and method for providing remote monitoring of a power device or power delivery system. In architecture, the system includes a remote device for performing the operation. The remote device comprises a power condition detection circuitry and a memory circuitry that stores information describing the power condition of the power device. Moreover, the remote device further comprises a transmission circuitry that transmits the information of the power condition to the service device for analysis. The present invention can also be viewed as a method for providing remote monitoring of a power device. The method operates by (1) detecting a power condition of the power device; (2) storing information describing the power condition of the power device; and (3) transmitting the information of the power condition to the service device for analysis.

Claims

1. A method comprising:

detecting a power condition of a power device through a remote monitoring device;

storing information describing the power condition of the power device;

transmitting the information of the power condition to a service device for analysis, the service device being located remotely from the power device;

displaying at least part of the information; and

receiving a request from the service device to adjust a system parameter in the power device.

2. The method of claim 1, further comprising the step of:

formatting the information describing the power condition of the power device.

3. The method of claim 1, further comprises the step of:

computing the information describing the power condition of the power device.

4. The method of claim 1, further comprising the steps of:

adjusting the system parameter in the power device.

5. The method of claim 4, further comprising the step of:

providing adjustment of the system parameter in a connected remote power device.

6. The method of claim 3, wherein the information computed is selected from the group consisting of raw sampled waveform values, RMS voltage, current, symmetrical components, phasors, real power, apparent power, harmonics, phase angle, reactive power, power factor, displaced power factor, total harmonic distortion, total power quantities, total real power, reactive power, total power factors, phase angles, cycle histograms, cycle event changes, flicker, abnormal voltages, power outages, power device parameters, logs, current device status, set up parameters, calibration data, temperature, humidity, pressure, smoke content, security status, transformer temperature, oil level, and status.

7. The method of claim 1, further comprising the step of:

sending an alert if a alert condition occurs in operation of the power device.

8. The method of claim 1, further comprising the step of:

downloading control instructions to a monitoring device.

9. The method of claim 1, further comprising the step of:

providing downloaded control instructions to a connected remote monitoring device.

10. The method of claim 1, further comprising the step of:

sending an alert if an alert condition occurs in operation of the power device.

11. The method of claim 1, further comprising the step of:

storing performance information describing the power condition of the power device.

12. A system comprising:

a remote device comprising a power condition detection circuitry;

a memory circuitry that stores information describing the power condition of a power device;

a transmission circuitry that transmits the information of the power condition to a service device for analysis, the service device being located remotely from the power device, and

a request receiver that receives a request from the service device to adjust a system parameter in the power device.

13. The system of claim 12, wherein the transmission circuitry further comprises:

a transceiver that transmits information of a power condition detected to the service device.

14. The system of claim 12, further comprising:

a processor circuitry that computes the information describing the power condition of the power device.

15. The system of claim 14, wherein the information computed is selected from the group consisting of raw sampled waveform values, RMS voltage, current, symmetrical components, phasors, real power, apparent power, harmonics, phase angle, reactive power, power factor, displaced power factor, total harmonic distortion, total power quantities, total real power, reactive power, total power factors, phase angles, cycle histograms, cycle event changes, flicker, abnormal voltages, power outages, power device parameters, logs, current device status, calibration data, set up parameters, temperature, humidity, pressure, smoke content, security status, transformer temperature, oil level, and status.

16. The system of claim 12, further comprising:

a storage circuitry that stores performance information describing the power condition of the power device.

17. The system of claim 12, further comprising:

an instruction transmission unit that transmits at least one instruction to adjust the system parameter in the power device.

18. The system of claim 13, wherein the transceiver receives a request to adjust a system parameter in a connected remote power device, and transmits at least one instruction to adjust the system parameter in the connected remote power device.

19. The system of claim 13, wherein the transceiver sends an alert if an alert condition occurs in operation of the power device.

20. The system of claim 13, wherein the transceiver downloads control instructions to a monitoring device.

21. The system of claim 13, wherein the transceiver provides downloaded control instructions to a connected remote monitoring device.

22. A system comprising:

means for detecting a power condition of a power device;

means for storing information describing the power condition of the power device;

means for transmitting the information of the power condition to a service device for analysis, the service device being located remotely from the power device, and

means for receiving a request from the service device to adjust a system parameter in the power device.

23. The system of claim 22, wherein the transmitting means further comprises:

means for formatting the information describing the power condition of the power device.

24. The system of claim 22, further comprising:

means for computing the information describing the power condition of the power device.

25. The system of claim 22, wherein the transmitting means further comprises:

means for adjusting the system parameter in the power device.

26. The system of claim 25, wherein the transmitting means further comprises:

means for providing adjustment of the system parameter in a connected remote power device.

27. The system of claim 22, wherein the information computed is selected from the group consisting of raw sampled waveform values, RMS voltage, current, symmetrical components, phasors, real power, apparent power, harmonics, phase angle, reactive power, power factor, displaced power factor, total harmonic distortion, total power quantities, total real power, reactive power, total power factors, phase angles, cycle histograms, cycle event changes, flicker, abnormal voltages, power outages, power device parameters, logs, current device status, set up parameters, calibration data temperature, humidity, pressure, smoke content, security status, transformer temperature, oil level, and status.

28. The system of claim 22, wherein the transmitting means further comprises:

means for sending an alert if an alert condition occurs in operation of the power device.

29. The system of claim 22, wherein the transmitting means further comprises:

means for downloading control instructions to a monitoring device.

30. The system of claim 22, wherein the transmitting means further comprises:

means for providing downloaded control instructions to a connected remote monitoring device.

31. The system of claim 22, wherein the transmitting means further comprises:

means for sending an alert if an alert condition occurs in operation of the power device.

32. The system of claim 22, further comprising:

means for storing performance information describing the power condition of the power device.

33. A non-transitory computer readable medium containing computer instructions stored therein for causing a computer processor to perform:

detecting a power condition of a power device through a remote monitoring device;

storing information describing the power condition of the power device;

transmitting the information of the power condition to a service device for analysis, the service device being located remotely from the power device;

causing at least part of the information to be displayed; and

receiving a request from the service device to adjust a system parameter in the power device.

34. The computer readable medium of claim 33, further comprising:

formatting the information describing the power condition of the power device.

35. The computer readable medium of claim 33, further comprising:

computing the information describing the power condition of the power device.

36. The computer readable medium of claim 33, further comprising:

adjusting the system parameter in the power device.

37. The computer readable medium of claim 36, further comprising:

providing adjustment of the system parameter in a connected remote power device.

38. The computer readable medium of claim 33, wherein the information computed is selected from the group consisting of raw sampled waveform values, RMS voltage, current, symmetrical components, phasors, real power, apparent power, harmnonics, phase angle, reactive power, power factor, displaced power factor, total harmonic distortion, total power quantities, total real power, reactive power, total power factors, phase angles, cycle histograms, cycle event changes, flicker, abnormal voltages, power outages, power device parameters, logs, current device status, set up parameters, calibration data, temperature, humidity, pressure, smoke content, security status, transformer temperature, oil level, and status.

39. The computer readable medium of claim 33, further comprising:

sending an alert if an alert condition occurs in operation of the power device.

40. The computer readable medium of claim 33, further comprising:

downloading control instructions to a monitoring device.

41. The computer readable medium of claim 33, further comprising:

providing downloaded control instructions to a connected remote monitoring device.

42. The computer readable medium of claim 33, further comprising:

sending an alert if an alert condition occurs in operation of the power device.

43. The computer readable medium of claim 33, further comprising:

storing performance information describing the power condition of the power device.