Systems for in the field configuration of intelligent electronic devices

• US 7,085,824 B2
• Filed: 02/23/2001
• Issued: 08/01/2006
• Est. Priority Date: 02/23/2001
• Status: Active Grant

• Current Assignee: Power Measurement Ltd. (Schneider Electric SE)
• Original Assignee: Power Measurement Ltd. (Schneider Electric SE)
• Inventors: Hyatt, Geoffrey T., Hancock, Martin A., Dagg, Jordon M., Hirschbold, Markus F., Forth, J. Bradford, Lightbody, Simon H.
• Primary Examiner(s): Huynh, Kim
• Assistant Examiner(s): Sorrell, Eron
• Application Number:
  US09/792,701
• Publication Number:
  US 20020120723A1
• Time in Patent Office: 1,985 Days
• Field of Search: 709220-223, 709/228, 717/11
• US Class Current: 709/221
• CPC Class Codes: G01D 2204/45 Utility meters networked together within a single building
• CPC Class Codes: G01D 4/004 Remote reading of utility meters to a fixed location
• CPC Class Codes: G01R 22/10 using digital techniques
• CPC Class Codes: G06F 8/656 while running
• CPC Class Codes: H04L 67/34 involving the movement of software or configuration parameters network booting or remote initial program loading [RIPL] G06F9/4416
• CPC Class Codes: H04L 69/28 Timers or timing mechanisms used in protocols
• CPC Class Codes: H04L 69/329 in the application layer [OSI layer 7]
• CPC Class Codes: H04L 9/40 Network security protocols
• 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: Y04S 20/30 Smart metering, e.g. specially adapted for remote reading
• CPC Class Codes: Y10S 707/99945 Object-oriented database structure processing
• CPC Class Codes: Y10S 707/99948 Application of database or data structure, e.g. distributed, multimedia, or image

Abstract

A system for modifying the functionality of intelligent electronic devices installed and operating in the field is disclosed. Each of the intelligent electronic devices operates with a software configuration to monitor electrical energy. A copy of the software configurations may be maintained in a database. Changes to the operation of one or more of the intelligent electronic devices may be made as a function of modifications to the database.

Claims

1. A method of modifying the operation of an intelligent electronic device installed in the field, the method comprising:

operating the intelligent electronic device with a software configuration to monitor electrical energy;

accessing a datafile of the intelligent electronic device with a virtual meter site via a network, wherein the datafile is stored external to the intelligent electronic device;

verifying that a copy of the software configuration in the datafile matches the software configuration operable in the intelligent electron i.e. device;

selecting modifications of the software configuration in the datafile with the virtual meter site; and

revising the software configuration operable in the intelligent electronic device over the network with the virtual meter site as a function of the selected modifications of the software configuration in the datafile.

2. The method of claim 1, where revising the software configuration comprises:

generating an update;

transferring the update over the network to the intelligent electronic device; and

applying the update to the software configuration.

3. The method of claim 1, further comprising initiating revision of the software configuration with an email message.

4. The method of claim 1, further comprising initiating revision of the software configuration with the intelligent electronic device.

5. The method of claim 4, wherein initiating revision is performed as a function of a predetermined schedule.

6. The method of claim 3, further comprising initiating revision of the software configuration with the virtual meter site.

7. The method of claim 6, where initiating revision comprises triggering the initiation of the revision with activities of a user of the virtual meter site.

8. The method of claim 1, where selecting modifications comprises selecting modifications from a selection list on a display page.

9. The method of claim 1, where selecting modifications comprises answering a series of interrogatories on an interactive page.

10. The method of claim 9, where revising the software configuration comprises modifying the software configuration as a function of the answers.

11. The method of claim 1, where revising the software configuration comprises adding a module to the software configuration, wherein the module comprises a plurality of logic tasks that represent additional functionality to be added to one or more software applications executable with the intelligent electronic device.

12. The method of claim 1, where revising the software configuration comprises at least one of adding or modifying a framework within the software configuration, or combinations thereof, wherein the framework is representative of the functionality of one or more parts of application software that is executable with the intelligent electronic device.

13. The method of claim 1, where revising the software configuration comprises revising the firmware within the software configuration, wherein the firmware is operating code executable to provide basic functionality of the intelligent electronic device.

14. The method of claim 1, where revising the software configuration comprises:

accessing a software design tool over the network; and

modifying the software configuration with the software design tool.

15. The method of claim 1, wherein operating the intelligent electronic device comprises:

applying power to the intelligent electronic device;

executing a first portion of the software configuration that is stored in the intelligent electronic device;

retrieving a second portion of the software configuration from elsewhere in the network as a function of instructions within the first portion of the software configuration; and

executing the first and second portions of the software configuration within the intelligent electronic device.

16. The method of claim 1, where verifying that a copy of the software configuration in the data file matches the software configuration operable in the intelligent electronic device comprises retrieving the software configuration operable in the intelligent electronic device from the intelligent electronic device with the virtual meter site to perform the verification with the virtual meter site.

17. A method of modifying the configuration of an intelligent electronic device installed in the field, the method comprising:

applying power to the intelligent electronic device;

executing a first portion of a software configuration stored in the intelligent electronic device;

retrieving a second portion of the software configuration from elsewhere in a network as a function of instructions within the first portion of the software configuration;

combining the first and second portions of the software configuration to form a first software configuration;

operating the intelligent electronic device with the first software configuration to monitor electrical energy;

communicating over the network to modify a duplicate copy of the first software configuration stored external to the intelligent electronic device in a database;

generating a first software revision as a function of the modification of the duplicate copy;

initiating transfer of the first software revision over the network to the intelligent electronic device;

updating the first software configuration with the first software revision to create a second software configuration; and

operating the intelligent electronic device with the second software configuration.

18. The method of claim 17, wherein updating the first software configuration comprises creating the second software configuration within the intelligent electronic device while the intelligent electronic device monitors substantially continuously using the first software configuration.

19. The method of claim 18, wherein operating the intelligent electronic device with the second software configuration comprises substantially instantaneously switching from the first software configuration to the second software configuration.

20. The method of claim 17, further comprising saving the second software configuration in the intelligent electronic device.

21. The method of claim 17, farther comprising:

modifying the second software configuration with the intelligent electronic device to generate a third software configuration;

operating the intelligent electronic device with the third software configuration; and

initiating transfer of the third software configuration over the network to the database.

22. The method of claim 21, wherein modifying the second software configuration comprises the intelligent electronic device monitoring substantially continuously using the second software configuration while the second software configuration is being modified.

23. The method of claim 17, wherein communicating over the network to modify the copy of the first software configuration comprises performing verification to ensure authority to access the first software configuration.

24. The method of claim 17, wherein generating a first software revision comprises generating an update, the update comprising at least one of a modified version of the first software configuration, a modified framework for the first software configuration, modified firmware for the first software configuration or an enabling mechanism for the first software configuration, or combinations thereof.

25. The method of claim 17, wherein communicating over the network to modify the copy of the first software configuration comprises identifying the intelligent electronic device by an identifier.

26. The method of claim 25, further comprising:

requesting the first software configuration from the intelligent electronic device;

transferring the first software configuration over the network; and

verifying that the first software configuration matches the copy of the first software configuration.

27. The method of claim 17, wherein updating the first software revision comprises notifying a system administrator of the pending update.

28. The method of claim 17, wherein communicating over the network to modify the copy of the first software configuration comprises performing modifications with a virtual meter site.

29. The method of claim 28, further comprising communicating over the network with a browser.

30. The method of claim 17, wherein communicating over the network comprises transferring the first software configuration currently in operation in the intelligent electronic device over the network to a server, and comparing the first software configuration currently in operation in the intelligent electronic device to a datafile.

31. The method of claim 30, wherein generating a first software revision comprises modifying the datafile as a function of the modification specified.

32. The method of claim 17, wherein updating the first software configuration comprises accessing an enabling mechanism within the intelligent electronic device.

33. A method of modifying the functionality of a plurality of intelligent electronic devices installed and operating in the field, the method comprising:

accessing a virtual meter site via a network;

specifying an identifier for a group of intelligent electronic devices that are accessible by the virtual meter site over the network;

accessing with the virtual meter site a database having stored therein a data file of each of the intelligent electronic devices in the group, wherein the data file of each of the intelligent electronic devices in the group is associated with the identifier and is indicative of a current software configuration operable in a corresponding intelligent electronic device;

contacting each of the intelligent electronic devices in the group of intelligent electronic devices with the virtual meter site to verify that the current software configuration indicated with the data file matches the software configuration currently operable in each of the intelligent electronic devices in the group of intelligent electronic devices;

with the identifier, initiating the creation of group update to the software configuration of all of the intelligent electronic devices in the group with the virtual meter site once it is verified that to indicated current software configuration and the software configuration currently operable in each of the intelligent electronic devices in the group of intelligent electronic devices match;

transferring the update to each of the corresponding intelligent electronic devices in the group over the network; and

modifying the software configuration in each of the intelligent electronic devices with the update.

34. The method of claim 33, further comprising continuously monitoring with the intelligent electronic devices.

35. The method of claim 33, transferring the update comprises initiating the transfer with the intelligent electronic device.

36. The method of claim 33, transferring the update comprises initiating the transfer with the virtual meter site.

37. The method of claim 33, wherein transferring the update comprises simultaneously transferring the update to each of the intelligent electronic device.

38. The method of claim 33, wherein the update comprises at least one of a modified version of the software configuration, a modified framework for the software configuration, modified firmware for the software configuration or an enabling mechanism for the software configuration, or combinations thereof.

39. The method of claim 33, wherein initiating the creation of an update comprises:

accessing a database for the intelligent electronic devices over the network as a function of the identifier;

modifying the database over the network; and

generating the update as a function of the modification to the database.

40. The method of claim 33, wherein accessing the virtual meter site comprises accessing a server over the network.

41. The method of claim 40, further comprising accessing the server with a browser.

42. The method of claim 33, further comprising receiving status messages over the network during the transfer of the update and the modification of the software configuration.

43. The method of claim 33, wherein transferring the update comprises:

transferring the update over the network to a master intelligent electronic device; and

transferring the update over the network to the intelligent electronic devices with the master intelligent electronic device.

44. The method of claim 33, wherein transferring the update comprises:

transferring the update over the network to a translation device; and

transferring the update over the network to the intelligent electronic devices with the translation device.

45. The method of claim 33, further comprising accessing via the network a stored log of information indicating the status of the acts of transferring the update and modifying the software configuration for each of the intelligent electronic devices.

46. The method of claim 33, further comprising;

evaluating the modification to the software configuration of at least one intelligent electronic device via the network; and

communicating over the network to revert to the software configuration operating in the at least one intelligent electronic device prior to modification of the software configuration.

47. The method of claim 33, wherein the current software configuration operable in each of the intelligent electronic devices is stored in a memory included in each of the intelligent electronic devices, the memory comprising volatile memory and non-volatile memory, wherein a first portion of the software configuration is stored in the non-volatile memory and a second portion of the software configuration is stored in the volatile memory.

48. The method of claim 47, further comprising, upon startup of each of the intelligent electronic devices, executing the first portion of the software configuration stored in the non-volatile memory, and transferring the second portion of the software configuration over the network to the intelligent electronic device for storage in the volatile memory as a function of execution of the first portion of the software configuration.

49. A system for modifying the functionality of an intelligent electronic device previously installed in the field and operating, the system comprising:

a server computer, the intelligent electronic device in communication with the server over a network, the intelligent electronic device operated with a software configuration stored therein;

wherein the software configuration is stored in a memory of the intelligent electronic device comprising volatile memory and non-volatile memory, wherein a first portion of the software configuration is stored in the non-volatile memory and a second portion of the software configuration is stored in the volatile memory; and

a storage device in communication with the server, the storage device comprising a database, wherein a copy of the software configuration is stored in the database, the server is operable to modify the operation of the intelligent electronic device as a function of modifications to the copy of the software configuration stored in the database.

50. The system of claim 49, wherein the server comprises a network server operatively communicating with a master server, the network server operable to generate display pages to create a virtual meter site and the master server operable to maintain the database.

51. The system of claim 49, wherein the server comprises a second intelligent electronic device operatively communicating over the network.

52. The system of claim 49, further comprising a browser coupled to the server, the browser operable to access the database.

53. The system of claim 49, wherein the software configuration comprises firmware and frameworks.

54. The system of claim 53, wherein the server is operable to perform modifications to the firmware and frameworks as a function of selections lists selectable by a user.

55. The system of claim 49, wherein the network comprises an Intranet.

56. The system of claim 49, wherein the network comprises an Internet Protocol based network.

57. The system of claim 49, wherein the network further comprises an Internet.

58. The system of claim 49, wherein the intelligent electronic device comprises a watt-hour meter.

59. The system of claim 49, wherein the intelligent electronic device comprises a var-hour meter.

60. The system of claim 49, wherein the second portion of the software configuration is transferable over the network from the database to the intelligent electronic device as a function of instructions within the first portion of the software configuration.

61. The system of claim 49, wherein the server is operable to modify the operation of the intelligent electronic device with an update transferable over the network to the intelligent electronic device.

62. The system of claim 61, wherein the update comprises a modified software configuration.

63. The system of claim 61, wherein the update comprises a modification to the software configuration.

64. The system of claim 61, wherein the update comprises an enabling mechanism.

65. The system of claim 61, wherein the update comprises an email message.

66. The system of claim 61, wherein the update comprises a datafile.

67. A system for modifying the functionality of an intelligent electronic device previously installed in the field and operating, the system comprising:

a server computer in communication with the intelligent electronic device over a network;

a database accessible by the server computer, wherein the database is configured to store a copy of a software configuration operable in the intelligent electronic device;

the intelligent electronic device operable upon power up to execute a first portion of the software configuration stored in a memory of the intelligent electronic device, and to retrieve from over the network a second portion of the software configuration as a function of execution of the first portion of the software configuration;

wherein the intelligent electronic device is further operable to store the second portion of the software configuration in the memory to form the software configuration that is operable in the intelligent electronic device; and

wherein the server computer is further operable to generate and transmit to the intelligent electronic device a software revision of the software configuration that is operable by the intelligent electronic device in response to a modification of the software configuration storable in the database.

68. The system of claim 67, wherein the memory included in the intelligent electronic device comprises a volatile portion and a non-volatile portion, and the first pardon of the software configuration is storable in the non-volatile portion, and the second portion of the software configuration is storable in the volatile portion.

69. The system of claim 67, wherein the server computer, prior to generation and transmittal of the software revision, is further operable to communicate with the intelligent electronic device over the network to verify that the software configuration that is operable in the intelligent electronic device matches the copy of the software configuration storable in the database.

70. The system of claim 67, wherein the intelligent electronic device is further operable to retrieve the second portion of the software configuration from the database via the server computer.

71. A method of modifying the configuration of an intelligent electronic device installed in the field, the method comprising:

operating the intelligent electronic device with a software configuration to monitor electrical energy;

communicating over a network to modify a duplicate copy of the software configuration stored external to the intelligent electronic device in a database;

transferring the software configuration currently in operation in the intelligent electronic device over the network to verify that the duplicate copy of the software configuration matches the software configuration currently in operation in the intelligent electronic device;

after verification is successful, receiving with the intelligent electronic device a first software revision in response to modification of the duplicate copy of the software configuration;

updating the software configuration currently in operation in the intelligent electronic device with the first software revision to create a revised software configuration; and

operating the intelligent electronic device with the revised software configuration.