Power node control center

• US 7,076,592 B1
• Filed: 12/17/1998
• Issued: 07/11/2006
• Est. Priority Date: 12/17/1998
• Status: Expired due to Term

• Current Assignee: L-3 Communications SPD Technologies, Inc. (L3Harris Technologies, Inc.)
• Original Assignee: SPD Technologies, Inc. (L3Harris Technologies, Inc.)
• Inventors: Ykema, John I.
• Primary Examiner(s): VO, TIM T
• Application Number:
  US09/213,099
• Time in Patent Office: 2,763 Days
• Field of Search: 710/100, 710/305, 700/286, 361/788, 361/796
• US Class Current: 710/305
• CPC Class Codes: H02B 1/056 Mounting on plugboards
• CPC Class Codes: H02B 1/21 Bus-bar arrangements for rack-mounted devices with withdrawable units
• CPC Class Codes: H05K 7/1457 Power distribution arrangements

Abstract

An electrical modular power node comprising a power bus backplane containing a plurality of bus bars, at least some of which are connectable to at least one power source, each bus bar having a plurality of terminals at regular intervals along the bus bar, each terminal being in a standard position in a pattern with terminals from the other bus bars and all terminal patterns being in a standard orientation on the backplane, and a plurality of functional modules, each housing circuitry having at least one connector for a connection to at least one terminal on one of the bus bars.

Claims

1. An electrical modular power node comprising:

a. a power bus backplane containing a plurality of bus bars at least some of which are connectable to at least one power source, each bus bar having a plurality of terminals at regular intervals along the bus bar, each terminal being in a standard position in a pattern with terminals from the other bus bars and al terminal patterns being in a standard orientation on the backplane; and

b. a plurality of functional modules, each housing circuitry having at least one connector for a connection to at least one terminal on a bus bar and including bounding faces conforming to bounding faces of adjacent modules when also connected to the backplane, said modules providing geometrical packages for enclosing and supporting functional components, circuitry and connectors for electrically connecting the functional components and circuitry to the appropriate terminals, the connectors facing the power bus backplane being positioned to connect with specific terminals within each pattern on the bus bars such that each pattern of terminals on the backplane will accept minimum dimension modules at each terminal position without interfering with other module at other terminal positions.

2. The electrical modular power node of claim 1 in which connections between each functional module and selected terminals of the bus bars on the backplane contribute to support of said modules in position relative to the power backplane and other modules.

3. The electrical modular power node of claim 2 in which the functional modules are self-connecting to the backplane, such that when a functional module is properly positioned and oriented relative to the backplane and pressed towards the backplane, the terminals and connectors self-engage and make electrical contact.

4. The electrical modular power node of claim 1 in which parallel sets of bus bars are provided in the backplane and the functional modules are shaped and sized so that faces of the functional modules conform to bounding faces of adjacent functional modules.

5. The electrical modular power node of claim 4 wherein some modules are not to be electrically connected to given bus bars and connectors are provided on the modules in proper position for such connection which resemble those providing electrical connection, but in those positions only function to provide additional mechanical support for the module.

6. The power modular power node of claim 4 in which connections between the connections between the connectors supported on each functional module and selected terminals of the bus bars of the backplane support said functional modules in position relative to the power backplane and relative to other functional modules.

7. The electrical modular power node of claim 5 in which the connectors on the functional modules are self-connecting to terminals on the backplane such that when a functional module is properly positioned and oriented relative to the backplane and pressed toward the backplane, the terminals and connectors self-engage providing mechanical support for the module and making electrical connection where intended.

8. The electrical modular power node of claim 4 in which at leas some of the bus bars in the same relative positions within the parallel sets of bus bars are electrically connected together.

9. The electrical modular power node of claim 8 in which at least one set of interconnected bars is connected to a power source.

10. The electrical modular power node of claim 4 in which at least one set of bus bars of the parallel sets of bus bars are not electrically connected together and not connected to an external power source but at least one set of bus bars is connectable to an external power source.

11. The electrical modular power node of claim 3 in which at each minimum size functional module position on the backplane there is a terminal for each bus bar in a standard pattern of configuration and orientation whereby connectors on modules in positions opposite selected terminals self-engage those terminals in the power bus backplane and contribute to support of the functional module and terminals which are not opposed by connectors are accommodated by the module configuration to permit interconnection of those terminals and connectors which are opposed to one another.

12. The electrical modular power node of claim 3 in which at each minimum size functional module position on the backplane there is a terminal for each bus bar in a standard pattern of configuration and orientation whereby terminals in positions opposite selected connectors engage those connectors in the power module to self-engage and contribute to support of the functional module and connectors which are not opposed by connectors are accommodated by the module configuration to permit interconnection of those terminals and connectors which are opposed to one another.

13. The electrical modular power node of claim 3 in which those connectors opposite terminals which are not to be connected electrically in the functional module are not electrically connected in the module but provide mechanical support.

14. The electrical modular power node of claim 11 in which the terminals on the bus bars of the backplane are a post and the connectors on the functional modules are spring-loaded gripping elements which yield to a post but continue to engage that post as a module is moved toward the backplane.

15. The electrical modular power node of claim 10 in which the terminals on the bus bars of the backplane are spring-loaded gripping elements and the connectors on the functional modules are a simple post, whereby the gripping elements yield to a post but continue to engage that post as the functional module is moved toward the backplane.

16. An electrical modular power node of claim 3 in which the backplane of the power module is marked to indicate proper positioning of functional modules of minimum size whereby functional modules placed in the positions indicated but spaced away from the backplane may be guided toward the indicated backplane positions for self-engaging connection of the connectors to the terminals.

17. An electrical modular power node of claim 4 in which the backplane is marked to indicate proper positioning of functional modules of minimum size whereby functional modules placed in the positions indicated but spaced away from the backplane may be moved towards the backplane for self-engaging connection of the connectors to the terminals.

18. The electrical modular power node of claim 4 in which the backplane is marked to indicate proper positioning of functional modules of minimum size whereby functional modules placed in the positions indicated but spaced away from the backplane may be moved toward the backplane for self-engaging connections of the connectors to the terminals, wherein functional modules having dimensions which have a dimension an integral multiple of the minimum size may also be accommodated by providing at least one set of connectors on the functional module in the pattern orientation corresponding to at least part of one pattern and orientation of terminals on the backplane and wherein other terminals at other positions on the backplane are accommodated by design of the module.

19. The electrical modular power node of claim 18 in which all positions on the larger than minimum size functional module which correspond to the terminal positions on the backplane are provided with electrical connectors or non-electrical connectors which engage all of the terminals on the backplane opposite the larger module and, therefore, further contribute to its support.

20. The electrical power node of claim 4 in which at least some functional modules are directly electrically interconnected through connections on opposed functional modules faces other than those facing the backplane.

21. The electrical power node of claim 9 in which at least some functional modules are directly electrically interconnected through connections on opposed module faces other than those facing the backplane.

22. The electrical power node of claim 21 in which connectors are supported on a sidewall face of a functional module and terminals positioned to mate with the connectors are positioned on an opposed sidewall face of another functional module.

23. The electrical power node of claim 22 in which the respective connectors are self-connecting and in predetermined patterns, orientation and position on the sidewalls so that when the sidewalls are moved together with the modules in predetermined position the connections self-connect, electrically connecting active electrical connections and their respective circuitry together.

24. The electrical power node of claim 21 which the respective connectors are supported on opposed faces parallel to the backplane of functional modules enabling the functional modules to be stacked away from the backplane so that the outer module is supported on the inner module at least in part by engagement of their respective electrical terminals and connectors.

25. The electrical modular power node of claim 1 in which the terminals are so rigidly supported on the backplane and the connectors so firmly supported on the module housings that when the connector and terminals are engaged they provide mechanical support for the module.

43. The electrical modular power node of claim 18 in which all positions on the larger than minimum size functional module which correspond to the terminal positions on the backplane are provided with electrical connectors or non-electrical connectors which engage all of the terminals on the backplane opposite the larger module and contribute to its support.

46. The electrical power node of claim 21 in which connectors are supported on a sidewall face of a functional module and terminals positioned to mate with the connectors are positioned on an opposed sidewall face of another functional module.

47. The electrical power node of claim 22 in which the respective connectors are self-connecting and in predetermined patterns, orientation and position on the sidewalls so that when the sidewalls are moved together with the modules in predetermined position the connections self-connect, electrically connecting active electrical connections and their respective circuitry together.

48. The electrical power node of claim 21 in which the respective connectors are supported on opposed faces parallel to the backplane of functional modules enabling the functional modules to be stacked away from the backplane so that an outer module is supported on an inner module at least in part of engagement of their respective electrical terminals and connectors.

26. In an electrical modular power node including a power bus backplane containing a plurality of bus bars at least some of which are connectable to at least one power source, each bus bar having terminals spaced along the bus bar, each terminal being in a predetermined position in a pattern, and a plurality of functional modules, each housing at least one functional component and circuitry having at least one connector for connection to at least one terminal on a bus bar to provide output required by a load, the improvement characterized by

a. respective ones of the bus bars running in a first direction and being adapted to carry differing phases and/or polarities of power with plural ones of said bars carrying individual phases and/or polarities being connected together by tie bars extending generally transversely to said first direction, with the bus bars and tie bars of respective phases/polarities being generally coplanar and perpendicularly spaced from one another.

27. The electrical modular power node of claim 26 in which connections between functional modules and terminals of the bus bars results in vertical and lateral support of other modules in facing position relative to the power backplane and other modules.

28. The electrical modular power node of claim 27 in which the functional modules are self-connecting to the backplane, such that when a functional module is properly positioned and oriented relative to the backplane and pressed towards the backplane, the terminals and connectors mechanically self-engage and make electrical contact and the backplane vertically supports the functional module via the connection.

29. The electrical modular power node of claim 26 in which parallel sets of bus bars are provided in the backplane and the functional modules are shaped and sized so that exterior surfaces of the functional modules facingly conform to bounding exterior surfaces of adjacent functional modules.

30. The electrical modular power node of claim 29 having module positions where some terminals on the bus bar not to be electrically connected to a given functional module are provided which resemble those providing electrical connection and in those positions provide additional mechanical support.

31. The electrical modular power node of claim 29 in which connectors supported on each functional module and selected terminals of the bus bars of the backplane support said functional modules in position relative to the power backplane and relative to other functional modules.

32. The electrical modular power node of claim 30 in which pin connectors on the functional modules are self-connecting to tulip terminals on the backplane such that when a functional module is properly positioned and oriented relative to the backplane and pressed toward the backplane, the terminals and connectors self-engage making electrical contact.

33. The electrical modular power node of claim 29 in which at least some bars in the same relative positions of the parallel sets of bus bars are electrically connected together.

34. The electrical modular power node of claim 33 in which at least one set of interconnected bars is connected to a power source.

35. The electrical modular power node of claim 29 in which at least some bus bars in the same relative positions of the parallel sets of bus bars are not electrically connected together and not connected to an external power source.

36. The electrical modular power node of claim 28 in which at each minimum size functional module position on the backplane there is a terminal for each bus bar in a standard pattern of configuration and orientation whereby connectors in positions opposite selected terminals engaging those terminals contribute to support of the functional module and terminals which are not opposed by connectors are accommodated by the module configuration to permit interconnection of those terminals and connectors which are opposed to one another.

37. The electrical modular power node of claim 28 in which at each minimum size functional module position on the backplane there is a terminal for each bus bar in a standard pattern of configuration and orientation whereby terminals in positions opposite selected connectors self-engage and contribute to support of the functional module and connectors which are not opposed by connectors are accommodated by the module configuration to permit interconnection of those terminals by the module configuration to permit interconnection of those terminals and connectors which are opposed to one another.

38. The electric modular power node of claim 28 in which those positions opposite terminals which are not to be connected electrically to a functional module are opposed by connectors not electrically connected in the module providing mechanical support.

39. The electrical modular power node of claim 35 in which the terminals on the bus bars of the backplane are spring-loaded gripping elements and the connectors on the functional modules are a simple post, whereby the gripping elements yield to a post but continue to engage that post as the functional module is moved toward the backplane.

40. An electrical modular power node of claim 28 in which the backplane is marked to indicate proper positioning of functional modules of minimum size whereby functional modules placed in the positions indicated by spaced away from the backplane may be moved toward the backplane for self-engaging connection of the connectors to the terminals.

41. An electrical modular power node of claim 29 in which the backplane is marked to indicate proper positioning of functional modules of minimum size whereby functional modules placed in the positions indicated but spaced away from the backplane may be moved towards the backplane for self-engaging connection of the connectors to the terminals.

42. The electrical modular power node of claim 29 in which the backplane is marked to indicate proper positioning of functional modules of minimum size whereby functional modules placed in the positions indicated but spaced away from the backplane may be moved toward the backplane for self-engaging connection of the connectors to the terminals, wherein functional modules having a dimension which is an integral multiple of the minimum size may also be accommodated by providing at least one set of connectors on the functional module in a pattern and orientation corresponding to a least part of one pattern and orientation of terminals on the backplane and wherein other terminals at other positions on the backplane are accommodated by design of the module.

44. The electrical power node of claim 29 in which at least some functional modules are directly electrically interconnected through connections on opposed functional module faces other than those facing the backplane.

45. The electrical power node of claim 34 in which at least some functional modules are directly electrically interconnected through connections on opposed module faces other than those facing the backplane.

49. A modular electrical power node comprising:

a. a plurality of functional modules each contained in a housing adapted for complemental joining with other ones of said functional modules and with a power bus backplane, at least some of said functional modules comprising at least one of rectifying means, voltage regulation means, pulse and other wave form generation means, voltage transformation means and/or power sensing and limiting means, at least of some of said functional modules further comprising;

i. circuitry and at least one component for modifying power passing between the module and the backplane, connecting to terminals affixed to and capable of supporting the module to some extent through electrical and mechanical plug-compatible connection to terminals on said backplane;

b. a control module contained in a housing adapted for complemental joining with at least one of said functional modules and with said backplane, comprising;

i. programmable microprocessor means for controlling operation of at least one of said functional modules according to preselected instructions and operating and performance criteria including at least one of voltage and current limits, voltage polarity, surge criteria, temperature limits, humidity limits, shock limits and alternating current phase parameters;

c. the power bus backplane having a plurality of bus bars, at least some of which are connectable to at least one power source, each bus bar having terminals spaced along the bus bar in predetermined positions in a pattern, with respective ones of the bus bars running in a first direction and being adapted to carry differing phases and/or polarities of power with plural ones of said bars carrying individual phases and/or polarities being connected together by tie bars extending generally transversely to said first direction, with the bus bars and tie bars of respective phases/polarities being generally coplanar and perpendicularly spaced from one another with said plural connected bus bars being grouped in sets, each set embracing at least two bus bars and being adapted to carry power having phase and/or polarity differing from power carried by other sets, said sets being transversely spaced one from another, with bus connectors of each set being connected together by ties extending transversely to the first direction, bus conductors of each set being laterally spaced from one another in a second direction transversely to said first direction, the sets being transversely spaced one from another in a third direction perpendicular to the first and second direction so that the bus conductors and the ties of respective sets carrying respective individual phases and/or polarities are co-planar and perpendicularly spaced from one another; and

d. plug-compatible means on said backplane and at least one of said modules for electrically connecting said module to at least some of said bus bars of said backplane.

50. The node of claim 49 wherein said functional module housings are parallelepiped-shaped.

51. The node of claim 49 wherein said control module housing is parallelepiped-shaped.

52. The node of claim 50 wherein said control module housing is parallelepiped-shaped.

53. The node of claim 49 wherein said functional module housings are adapted for complementally contacting other ones of said functional modules.

54. The node of claim 49 wherein said functional module housings are adapted for complementally contacting said backplane.

55. The node of claim 53 wherein said functional module housings are adapted for complementally contacting said backplane.

56. The node of claim 49 wherein said control module housing is adapted for complementally contacting housings of said functional modules.

57. The node of claim 49 wherein said control module housing is adapted for complementally contacting said backplane.

58. The node of claim 56 wherein said control module housing is adapted for complementally contacting said backplane.

59. The node of claim 49 wherein said plug-compatible means include a plurality of spring-loaded receptacles connected to respective sets of said bus bars and are adapted to receive connector pins extending from functional module surfaces facing said backplane.

60. The node of claim 49 further comprising resinous material cast about the bus conductors to support the bus conductors and the associated backplane terminals.

61. The node of claim 49 in which the bus conductors are in a stacked array and terminals for a bus conductor on the bottom pass through a clearance hole in the bus conductor on the top with an insulating gap therebetween.

62. The node of claim 49 in which the bus conductors are repeatedly in a side-by-side orientation resulting in columns of stacked bus conductors with regular columns of terminals for receiving modules at regular intervals along the column.