CN202282647U - Intelligent high-tension switch cabinet - Google Patents
Intelligent high-tension switch cabinet Download PDFInfo
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- CN202282647U CN202282647U CN2011204287290U CN201120428729U CN202282647U CN 202282647 U CN202282647 U CN 202282647U CN 2011204287290 U CN2011204287290 U CN 2011204287290U CN 201120428729 U CN201120428729 U CN 201120428729U CN 202282647 U CN202282647 U CN 202282647U
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- Prior art keywords
- module
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- chip
- switch cabinet
- switch cubicle
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- Expired - Fee Related
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/124—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wired telecommunication networks or data transmission busses
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/126—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wireless data transmission
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- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The present utility model discloses an intelligent high-tension switch cabinet. In the switch cabinet, an ARM and DSP double CPU is a control core, and a JTAG interface, an RS232 interface, a 485 network interface, a CAN network interface, an Ethernet interface, a Wifi and an SD card interface are arranged on the periphery. In the intelligent high-tension switch cabinet, accurate and unified time reference is provided through IRIG-B code time setting, accurate time synchronization of various on-site acquisition units of the switch cabinet can be realized, influences of electromagnetic interference on equipment is fully considered in the switch cabinet IED, and an isolation power supply is adopted as an isolation chip to supply power. In the switch cabinet IED, different communication methods are integrated together, the real-time monitoring capability is strong, the processing function is rapid and high-efficient, and the communication capacity is fast and stable, the switch cabinet is suitable for development trends of an IEC 61850 system and an electrical network, and intelligentization, informatization, high reliability and low costs of an intelligent transformer station system can be realized.
Description
Technical field
The utility model belongs to the power transmission and transformation equipment state monitoring technical field, is specifically related to a kind of intelligent high-pressure switch cubicle.
Background technology
High-tension switch cabinet is the visual plant in the electrical power trans mission/distribution system, is in operation because the failure rate that a variety of causes causes is high always, and the accident of hurting sb.'s feelings, burning cabinet even blast happens occasionally, and therefore guarantees that the reliability service of high-tension switch cabinet is very important.High-tension switch cabinet monitoring equipment in the past is many, communication is unstable; Can not satisfy required requirement; The structure of modern high-tension switch cabinet is increasingly sophisticated, needs the mechanical property of real-time, accurate and automatic monitoring intelligent switch cubicle at a high speed, and transinformation content is very big in real time; Along with the continuous popularization of IEC61850 in transformer station, need novel intelligent electronic equipment (IED) to adapt to the requirement of continuous expansion.Novel intelligent electronic equipment (IED) has powerful real-time monitoring capacity, and the communication capacity that processing capacity rapidly and efficiently and high speed are stable has improved fail safe, stability and the reliability of the operation of intelligent high-pressure switch cubicle greatly.
Summary of the invention
The purpose of the utility model provides a kind of intelligent high-pressure switch cubicle, solved existing high-tension switch cabinet monitoring equipment many, install complicated, control is inconvenient, communication is unstable, do not have the problem that host computer can not remote control.Can realize various quantity of state unifications by a monitoring of equipment collection, can be in real time, accurately and each monitoring variable operation conditions of monitoring switch cubicle at a high speed with and mechanical property, and coordinate to accomplish the data communication with switch cubicle field monitoring unit and host computer.
The technical scheme that the utility model adopted is; The intelligent high-pressure switch cubicle; Comprise power module; Power module is given DSP module and the ARM module for power supply that is connected respectively, is connected with SDRAM memory, FLASH memory, jtag interface a and house dog a on the DSP module respectively, and the DSP module also is connected with the field monitoring unit through CAN network interface, 485 network interfaces; Be connected with Wifi module, SD card, jtag interface b, RS232 interface and house dog b on the ARM module respectively, the ARM module also is connected with server through USB interface, Ethernet.
The characteristics of the utility model also are,
Power module wherein adopts AC/DC power supply chip LH15-10D0512-04 to convert the 220V alternating current to 5V and 12V voltage; Wherein 5V voltage converts 3.3V into through linear voltage stabilization chip MIC29502BU; Supply with ethernet network interface circuit, CAN network interface and other electricity consumption devices; 3.3V voltage provides the 5V insulating power supply to supply power to 485 network interfaces through insulating power supply chip B0305; 3.3V voltage is regulated chip LM1117-ADJ through linear voltage and is converted 1.5V and 1.9V into, gives the power supply of Wifi module and DSP module kernel respectively.
CAN network interface wherein adopts the CTM8251A chip.
485 network interfaces wherein adopt the ADM2483 chip.
RS232 interface wherein adopts the MAX3232ESE chip.
Ethernet wherein adopts the DM9000BI chip.
Wifi module wherein adopts the UG5681 module.
SD card wherein adopts 11 pin decks.
The beneficial effect of the utility model is; The multiple communication mode of using intelligent switchboard is incorporated into together; Adopt wire transmission and Wireless transmission mode to realize data communication and control between each monitoring means and the IED, overcome highfield, the strong electromagnetic radiation of high voltage in the switch cubicle, big electric current, the interference problem of high-frequency noise harmonic.IED adopts the structure of two CPU, has functions such as protection, measurement, control, communication, and functional integration is high; Satisfy the demand of intelligent switchboard communication real-time and high speed property, guarantee stability of data transmission, reliability and real-time, realized intellectuality, informationization, high reliability and the low cost of intelligent switchboard; And volume is little; It is convenient to install, debug, and meets the requirement of IEC61850 agreement and intelligent switchboard, is convenient to Surveillance center's teleprocessing data; Therefore help realizing the security monitoring of switch cubicle automation, have great social significance.
Description of drawings
Fig. 1 is the structural representation of the utility model intelligent high-pressure switch cubicle.
Among the figure, 1.CAN network interface, 2.SDRAM memory, 3.FLASH memory, 4.Wifi module; 5.SD card, 6.JTAG interface b, 7.USB interface, 8.485 network interfaces; 9.JTAG interface a, 10. house dog a, 11.DSP module, 12. power modules; 13.RS232 interface, 14.ARM module, 15. house dog b, 16. Ethernets.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is elaborated.
The structure of the utility model intelligent high-pressure switch cubicle; As shown in Figure 1; Comprise power module 12; Power module 12 is given DSP module 11 and 14 power supplies of ARM module that are connected respectively, is connected with SDRAM memory 2, FLASH memory 3, jtag interface a9 and house dog a10 on the DSP module 11 respectively, and DSP module 11 also is connected with the field monitoring unit through CAN network interface 1,485 network interfaces 8; Be connected with Wifi module 4, SD card 5, jtag interface b6, RS232 interface 13 and house dog b15 on the ARM module 14 respectively, ARM module 14 also is connected with server through USB interface 7, Ethernet 16.
Switch cubicle IED power module 12 wherein adopts AC/DC power supply chip LH15-10D0512-04 to convert the 220V alternating current to 5V and 12V voltage, and 12V keeps subsequent use.Wherein 5V voltage converts 3.3V into through linear voltage stabilization chip MIC29502BU, supplies with other electricity consumption devices on Ethernet 16 network interface circuits, CAN network interface 1 circuit and the switch cubicle IED, like liquid crystal etc.3.3V voltage provides the 5V insulating power supply to 8 power supplies of 485 network interfaces through insulating power supply chip B0305.3.3V voltage is regulated chip LM1117-ADJ through linear voltage and is converted 1.5V and 1.9V into, gives Wifi module 4 and the power supply of DSP module 11 kernels respectively.
Jtag interface is wherein visited the internal register of CPU and is hung over the equipment on the cpu bus, like FLASH, and RAM, the register of SOC built-in module, as UART, Timers, the register of GPIO or the like.
What CAN network interface 1 wherein used is the CTM8251A chip; CTM8251A is the general CAN transponder chip that a band is isolated; This chip internal is integrated, and all essential CAN isolate and CAN sending and receiving devices, and major function is that the logic level transition with the CAN controller is the differential level of CAN bus and the isolation features with DC 2500V.
What 485 network interfaces 8 wherein used is the ADM2483 chip; ADM2483 is the enhancement mode RS-485 transceiver that band is isolated; It comprises the differential driver of a triple channel isolator, the ternary output of band and the differential receiver of a ternary input, and its maximum transmission rate can reach 500Kbps.The compatible 3V/5V working power of logical end, bus end 5V power supply.
What RS232 interface 13 wherein used is the MAX3232ESE chip, and MAX3232ESE is the serial port logic level transferring chip, and RS232 interface 13 is the passages with outside serial equipment communicating.
What Ethernet 16 wherein used is the DM9000BI chip; This DM9000BI is the single-chip fast Ethernet controller of cost-effective Industrial-grade 48 pins of fully integratedization, primary processor and external ethernet communication between devices that it and RJ45 connector HR911103A form.
Wifi wherein adopts the UG5681 module, realizes the radio communication with other nodes.
SD card 5 wherein adopts 11 pin decks, and IED deposits data in the SD card through SD card 5, SD card plug and play, and can take out and put into PC analysis data, easy to carry.
IRIG-B sign indicating number wherein to the time what adopt is gps system; Server employing GPS accepts the satellite time signal and carries out time synchronized; Then through optical fiber and Ethernet give each switch cubicle IED issue the B sign indicating number to the time signal; Switch cubicle IED again through 485 buses with the B sign indicating number to the time signal send switch cubicle on-line monitoring unit to, the time unification of each switch cubicle on-line monitoring unit of accomplishing to stand entirely.
The utility model intelligent high-pressure switch cubicle the time is followed the overall principle that under succinct, the stable prerequisite of hardware configuration, improves the transfer of data precision as far as possible and take into account the data processing rapidity in design.For high speed property and the real-time that satisfies IED, this IED adopts the structure of ARM+DSP dual-cpu structure, makes equipment have efficient disposal ability and powerful real-time monitoring and control fast.ARM adopts a ARM9 family chip S3C2440A of Samsung; Hardware devices such as the keyboard of additional peripheral, liquid crystal, ethernet communication in order to accomplish the management and the control of whole system, comprise to DSP and send instruction; Require the passback data; Data are further handled, storage and show, and with the communication of DSP and host computer.DSP selects 2000 serial TMS320F28335 chips of company of Texas Instrument (TI) for use; Utilize the data acquisition of the high-speed computation of DSP and the characteristics completion switch cabinet state that multiple is gone up peripheral hardware; And calculate and analyze gathering the data of coming; The request of real-time response ARM sends to ARM with The results of data processing simultaneously.The SPI communication is adopted in the communication of DSP and ARM.
Claims (8)
1. intelligent high-pressure switch cubicle; It is characterized in that; Comprise power module (12); Power module (12) is given DSP module (11) and ARM module (14) power supply that is connected respectively; Be connected with SDRAM memory (2), FLASH memory (3), jtag interface a (9) and house dog a (10) on the DSP module (11) respectively; DSP module (11) also is connected with the field monitoring unit through CAN network interface (1), 485 network interfaces (8), is connected with Wifi module (4), SD card (5), jtag interface b (6), RS232 interface (13) and house dog b (15) on the ARM module (14) respectively, and ARM module (14) also is connected with server through USB interface (7), Ethernet (16).
2. intelligent high-pressure switch cubicle according to claim 1; It is characterized in that; Described power module (12) adopts AC/DC power supply chip LH15-10D0512-04 to convert the 220V alternating current to 5V and 12V voltage; Wherein 5V voltage converts 3.3V into through linear voltage stabilization chip MIC29502BU; Supply with Ethernet (16) network interface circuit, CAN network interface (1) and other electricity consumption devices; 3.3V voltage provides the 5V insulating power supply to 485 network interfaces (8) power supply through insulating power supply chip B0305,3.3V voltage is regulated chip LM1117-ADJ through linear voltage and is converted 1.5V and 1.9V into, gives the power supply of Wifi module (4) and DSP module (11) kernel respectively.
3. intelligent high-pressure switch cubicle according to claim 1 is characterized in that, described CAN network interface (1) adopts the CTM8251A chip.
4. intelligent high-pressure switch cubicle according to claim 1 is characterized in that, described 485 network interfaces (8) adopt the ADM2483 chip.
5. intelligent high-pressure switch cubicle according to claim 1 is characterized in that, described RS232 interface (13) adopts the MAX3232ESE chip.
6. intelligent high-pressure switch cubicle according to claim 1 is characterized in that, described Ethernet (16) adopts the DM9000BI chip.
7. intelligent high-pressure switch cubicle according to claim 1 is characterized in that, described Wifi module (4) adopts the UG5681 module.
8. intelligent high-pressure switch cubicle according to claim 1 is characterized in that, described SD card (5) adopts 11 pin decks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204287290U CN202282647U (en) | 2011-11-03 | 2011-11-03 | Intelligent high-tension switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204287290U CN202282647U (en) | 2011-11-03 | 2011-11-03 | Intelligent high-tension switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202282647U true CN202282647U (en) | 2012-06-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204287290U Expired - Fee Related CN202282647U (en) | 2011-11-03 | 2011-11-03 | Intelligent high-tension switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202282647U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10141127B2 (en) | 2015-12-16 | 2018-11-27 | Abb Schweiz Ag | High-speed communications coupling for use in a circuit breaker assembly |
-
2011
- 2011-11-03 CN CN2011204287290U patent/CN202282647U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10141127B2 (en) | 2015-12-16 | 2018-11-27 | Abb Schweiz Ag | High-speed communications coupling for use in a circuit breaker assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120620 Termination date: 20121103 |