Electric load management center including gateway module and multiple load management modules for distributing power to multiple loads
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
G06F-001/26
H02J-001/00
H02J-001/10
출원번호
US-0017125
(2001-12-14)
발명자
/ 주소
Mares,Mircea
출원인 / 주소
Honeywell International Inc.
대리인 / 주소
Birch, Stewart, Kolasch &
인용정보
피인용 횟수 :
24인용 특허 :
60
초록▼
An electrical distribution system is disclosed that includes a gateway module (100) including logic (112) to interface to a vehicle management computer (VMC) (50) via a dual redundant standard data bus (1). The gateway module (100) has redundant microcontrollers (114, 116) operably connected to the
An electrical distribution system is disclosed that includes a gateway module (100) including logic (112) to interface to a vehicle management computer (VMC) (50) via a dual redundant standard data bus (1). The gateway module (100) has redundant microcontrollers (114, 116) operably connected to the VMC (50) for selectively controlling supply of electrical power to a plurality of separate electrical loads (120). The electrical power distribution center also has two internal serial data buses (2,3) that are of two different types. The redundant microcontrollers (114, 116) are each connected to the two internal buses (2,3). A plurality of Load Management Modules (300) is provided. Each are connected to the internal serial data buses (2, 3) for receiving control commands via the gateway module (110). Each Load Management Module (300) includes a local microcontroller (310); a plurality of power switching devices ( 320); and a plurality of application specific integrated circuits ( 330) corresponding to the plurality of power switching devices ( 320) for interfacing the power switching devices (320) to the local microcontroller (310).
대표청구항▼
What is claimed is: 1. An electrical power distribution center comprising: a gateway module including logic to interface to a vehicle management computer (VMC) via a dual redundant standard data bus, wherein the gateway module comprises redundant microcontrollers operably connected to the VMC for s
What is claimed is: 1. An electrical power distribution center comprising: a gateway module including logic to interface to a vehicle management computer (VMC) via a dual redundant standard data bus, wherein the gateway module comprises redundant microcontrollers operably connected to the VMC for selectively controlling supply of electrical power to a plurality of separate electrical loads; two internal serial data buses, wherein the two internal serial data buses are of two different types and the redundant microcontrollers are each operably connected to the two internal serial data buses; and a plurality of Load Management Modules (LMMs), each Load Management Module operably connected to the internal serial data buses for receiving control commands from the gateway module, wherein each Load Management Module comprises: a local microcontroller; a plurality of power switching devices; and a plurality of switch controllers corresponding to the plurality of power switching devices for interfacing the power switching devices to the local microcontroller, wherein each of said switch controllers performs RMS value processing and I2t value calculation. 2. The electrical power distribution center according to claim 1, wherein each switch controller provides logic for internal reset and calibration sequences during a power-up initiation cycle. 3. The electrical power distribution center according to claim 1, wherein each switch controller is configurable for both AC and DC loads at a plurality of current ratings. 4. The electrical power distribution center according to claim 1, wherein each switch controller includes an analog signal processing block that conditions a load current sense voltage across the a sense resistor to produce a true RMS current value. 5. The electrical power distribution center according to claim 4, wherein, each switch controller uses the true RMS current value for calculating an I2t value. 6. The electrical power distribution center according to claim 5, wherein each switch controller includes an analog processor that uses the I2t value to control variable trip times under different application configurations. 7. The electrical power distribution center according to claim 1, wherein each switch controller includes a thermal shut-down circuit that opens the corresponding power switching device when a substrate of the power switching device exceeds a predetermined reference temperature. 8. The electrical power distribution center according to claim 7, wherein the predetermined reference temperature is adjusted using an external setting resistor. 9. The electrical power distribution center according to claim 1, wherein each switch controller includes logic for zero-crossing current detection and zero-crossing voltage detection. 10. The electrical power distribution center according to claim 9, wherein the zero-crossing current detection and zero-crossing voltage detection are used for controlling off/on activation timing of the corresponding power switching device when operating in an AC mode. 11. The electrical power distribution center according to claim 1, wherein each switch controller includes logic for performing at least one of a current detection and conditioning, absolute current value detection, true RMS conversion, I2t precision multiplier and integrator, fast shutdown signal processing, load status indicator, fail-safe AC shut-down, thermal shut-down signal processing, zero-crossing current detection, opto-isolated input/output signal conditioning and zero-crossing voltage signal conditioning. 12. The electrical power distribution center according to claim 1, wherein each switch controller includes logic for a soft-start function when operating in a DC mode. 13. The electrical power distribution center according to claim 1, wherein at least two of the plurality of switch controller are coordinated to allow ganged operation. 14. The electrical power distribution center according to claim 13, wherein three switch controller and power switching devices are gang operated in an AC mode to control a three-phase power source. 15. The electrical power distribution center according to claim 1, further comprising at least one relay LMM having a plurality of relay devices. 16. The electrical power distribution system according to claim 1, wherein the two serial data buses are Synchronous Serial Peripheral Interface (SPI) and Asynchronous Serial Communications Interface (SCI), respectively. 17. The electrical power distribution system according to claim 1, wherein each power switching device comprises a fusible link to cause an open circuit in case of a short circuit failure of the power switching device. 18. The electrical power distribution system according to claim 17, wherein the fusible link is a MOSFET wirebond. 19. The electrical power distribution system according to claim 1, wherein each power switching device comprises: a thermal sensor; a sense resistor; and a plurality of MOSFETs. 20. The electrical power distribution system according to claim 19, wherein each MOSFET includes a fusible link to cause an open circuit in case of a short circuit failure of the power switching device, wherein the fusible link is a MOSFET wirebond. 21. The electrical power distribution center according to claim 1, wherein said switch controllers are implemented as application specific integrated circuits.
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Sutrina Thomas (Rockford IL) Crowe Lawrence E. (Lindenwood IL) Smith Edward W. (Pecatonica IL) Peterson Ronald F. (Rockford IL) Hoppe Richard J. (Rockford IL), Electric power distribution module for an electric power generation and distribution system.
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Zavis Wayne Mitchell (Cary NC) Mizener Jeffery Cullen (Raleigh NC) Honochick James J. (Ridgeland MS) Bellin Michael Anthony (Brandon MS) Laplace Carl J. (Raleigh NC), Electrical power distribution system apparatus-resident personality memory module.
Jaskolski Stanley V. (Sussex WI) Lade Robert W. (Waukesha WI) Schutten Herman P. (Elm Grove WI) Spellman Gordon B. (Mequon WI), Integrated thermally sensitive power switching semiconductor device, including a thermally self-protected version.
Spencer George Auther ; Blanton LeRoy ; Clunn Robert Henry, Method and apparatus for adaptive configuration and control in a network of electronic circuit breakers.
Jackson Douglas O. (Mercer Island WA), Method and apparatus for implementing a databus voter to select flight command signals from one of several redundant asy.
Rostoker Michael D. (Boulder Creek CA) Gluss David (Woodside CA) Harrington Tom (Mountain View CA), Method and apparatus for interim, in-situ testing of an electronic system with an inchoate ASIC.
Floro William E. (Willoughby OH) Luboski Mark (Euclid OH) Murphy Timothy J. (Parma OH), Method and apparatus for linking processors in a hierarchical control system.
Miesterfeld Frederick O. R. (Troy MI) McCambridge John M. (Northville MI) Fassnacht Ronald E. (Rochester MI) Nasiadka Jerry M. (Warren MI), Method for buffered serial peripheral interface (SPI) in a serial data bus.
Jones Gregory D. (3430 Robey Ave. Rockford IL 61103) Owens William R. (4879 Linden Rd. ; Apt. 142 Rockford IL 61109) Thiel Clifford G. (9963 High Rd. Stillman Valley IL 61084) Danby Clive M. (3205 Mi, Phase controller for processing current and voltage faults.
Levran Alexander ; Nowosielski Joseph Marion ; Ton-That Giao Mong ; Rajagopalan Ramamoorthy ; Mabboux Henri,FRX ; Mazur David, Power conversion and distribution system.
Vincent Geoffrey P. F. (Bedford GB2) Ing-Simmons Nicholas K. D. (Bedford GB2) McGrath John (Bedford TX GB2) Conrad Marvin C. (Houston TX), Self-configuring digital processor system with logical arbiter.
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Brouwer, Todd B.; Dhondt, Jon J.; Holley, Robert D.; Thomas, Terrance L.; Immanuel, Vikram D.; Severns, Christopher M.; Currier, Thomas F.; Karimi, Kamiar J., Modular equipment center distributed independent protections.
Tofigh, Farshid; Kruppa, Otmar; Khan, Imtiaz; Ghahramani, Iraj; Lawton, David; Policky, Kent, Power distribution system using solid state power controllers.
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