CN204168009U - A kind of territory, station measure and control device for digital transformer substation - Google Patents

A kind of territory, station measure and control device for digital transformer substation Download PDF

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Publication number
CN204168009U
CN204168009U CN201420677165.8U CN201420677165U CN204168009U CN 204168009 U CN204168009 U CN 204168009U CN 201420677165 U CN201420677165 U CN 201420677165U CN 204168009 U CN204168009 U CN 204168009U
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China
Prior art keywords
control
data acquisition
territory
transformer substation
unit
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CN201420677165.8U
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Chinese (zh)
Inventor
徐长宝
高吉普
王宇
季海峰
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JINZHI SCIENCE AND TECHNOLOGY Co Ltd JIANGSU
Guizhou Electric Power Test and Research Institute
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JINZHI SCIENCE AND TECHNOLOGY Co Ltd JIANGSU
Guizhou Electric Power Test and Research Institute
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B90/00Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02B90/20Smart grids as enabling technology in buildings sector
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • YGENERAL 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
    • Y04INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04SSYSTEMS 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
    • Y04S10/00Systems supporting electrical power generation, transmission or distribution
    • Y04S10/16Electric power substations
    • YGENERAL 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
    • Y04INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04SSYSTEMS 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
    • Y04S20/00Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof

Abstract

The utility model relates to a kind of territory, station measure and control device for digital transformer substation, comprises circuit breaker, several intelligent control units, several merge cellses, process layer switch, several data acquisition units, nonnumeric amount collecting unit, core bus, Measurement & Control arithmetic element and human-computer exchange unit; FPGA is provided with in data acquisition unit, nonnumeric amount collecting unit, Measurement & Control arithmetic element and human-computer exchange unit.The real time data bus that the utility model realizes according to FPGA, can the data of real-time, interactive different units.Using process layer switch as transmission medium, achieve digital transformer substation multi-compartment data acquisition and control, not only simplify wiring, improve the reliability that wall is anti-error, decrease equipment, reduce floor space.

Description

A kind of territory, station measure and control device for digital transformer substation
Technical field
The utility model belongs to digital transformer substation territory monitoring equipment field, especially a kind of territory, station measure and control device for digital transformer substation.
Background technology
Electric substation automation system experienced by from focusing on dispersion process.In the automation of transformation substations centralized epoch referring to use RTU.Remote data terminal (RTU) was used to be responsible for the collection of full station four remote sensing informations at that time.But because of the restriction by device disposal ability, single RTU Information Monitoring is limited, can not meet the demand of backstage to full station information far away.Therefore the automation of transformation substations starts to move towards distributing, by interval configuration collecting unit.Along with the development of photoelectric sense technology and the foundation of IEC61850 technical standard, digital intelligent transformer station plays more and more important role in transformer station.In intelligent substation, sampled data share and ethernet network pattern, making an observing and controlling access multiple interval becomes possibility, decreases equipment, favourable with run on management.Economically see, now more and more higher to the requirement of transformer station's floor space.Therefore in the long run, electric substation automation system is again concentrated inevitable.
Both at home and abroad to the research of centralized measurement mechanism or the RTU epoch resting on function singleness.Integrated on a small quantity to several interval.As the measure and control device of a string for 3/2 wiring, or for the power transformation depressor measure and control device of whole transformer, although these measure and control devices have done some and have concentrated the function measured, but concentrate the space-number measured little, to the centralized measurement of all intervals of whole electric pressure or whole transformer station, do not reach station territory observing and controlling far away and measure requirement.
Utility model content
Utility model object: in order to overcome the deficiencies in the prior art, the utility model provides a kind of territory, station measure and control device for digital transformer substation, and centralized measurement also processes the information data gathered, and Survey control process is accurate and quick.
Technical scheme: for achieving the above object, the technical solution adopted in the utility model is:
For territory, a station measure and control device for digital transformer substation, comprise circuit breaker, several intelligent control units, several merge cellses, process layer switch, several data acquisition units, non electrical quantity data acquisition unit, core bus, Measurement & Control arithmetic element and human-computer exchange unit; One end connecting breaker of described intelligent control unit, the other end is connected with process layer switch ports themselves by optical fiber interface; One end of described merge cells is parallel on circuit breaker with current transformer and voltage transformer respectively, and the other end is connected with process layer switch ports themselves by optical fiber interface; FPGA is provided with in several data acquisition units described, non electrical quantity data acquisition unit, Measurement & Control arithmetic element and human-computer exchange unit; One end of several data acquisition units described, non electrical quantity data acquisition unit, Measurement & Control arithmetic element and human-computer exchange unit is all parallel-connected on process layer switch by multimode fiber, and the data/address bus that the other end is realized by FPGA inner is separately connected with core bus.
Further, fiber optic network transceiver module is had between digital collection unit and process layer switch; MAC interface module in described data acquisition unit in FPGA is connected with one end of fiber optic network transceiver module, and the other end of fiber optic network transceiver module is connected with process layer switch.
Further, the chip adopted in described data acquisition unit, Measurement & Control computing and nonnumeric amount collecting unit is DSP process chip.
Further, described data acquisition unit, Measurement & Control computing, data interaction between nonnumeric amount collecting unit and the man-machine interaction unit real-time core bus that adopts FPGA to realize.
Further, described FPGA adopts Cyclone series, and DSP process chip adopts BLACKFIN54X series.
Further, described human-computer exchange unit adopts LCDs to realize man-machine interaction.
Further, ARM microprocessor module is provided with in described human-computer exchange unit.
Further, optocoupler processing module is had in described non electrical quantity data acquisition unit.
Further, described process layer switch is fiber optic Ethernet switch.
Beneficial effect: the utility model provides
(1), this device can the multiple data acquisition unit processing module of flexible configuration, and the data/address bus realized by the FPGA arranged is realized real-time data transmission and shares, and adapts to different Digitized transformation station structures, improves the disposal ability to large-scale data.
(2), the information of digital transformer substation different interval can be collected in this device, and the interlocking data across interval do not need to be obtained by extra communication protocol, improve anti-error reliability.
(3), utilize Measurement & Control unit in this device, achieve calculating and the alarm of power-balance, add the means of monitoring substation operation.
(4), the utility model adopts FPGA to coordinate DSP process chip to carry out data acquisition in process, the MAC interface module of FPGA realizes being connected with intelligent control unit with merge cells by fiber optic network transceiver module connection procedure layer switch, achieve data acquisition and control command is transmitted accurately and rapidly, antijamming capability is strong.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further described.
A kind of territory, station measure and control device for digital transformer substation as shown in Figure 1, comprises circuit breaker, several intelligent control units, several merge cellses, process layer switch, several data acquisition units, non electrical quantity data acquisition unit, core bus, Measurement & Control arithmetic element and human-computer exchange unit; One end connecting breaker of intelligent control unit, the other end is connected with process layer switch ports themselves by optical fiber interface; One end of merge cells is parallel on circuit breaker with current transformer and voltage transformer respectively, and the other end is connected with process layer switch ports themselves by optical fiber interface; FPGA is provided with in several data acquisition units, non electrical quantity data acquisition unit, Measurement & Control arithmetic element and human-computer exchange unit; One end of several data acquisition units, non electrical quantity data acquisition unit, Measurement & Control arithmetic element and human-computer exchange unit is all parallel-connected on process layer switch by multimode fiber, the data/address bus that the other end is realized by FPGA inner is separately connected with core bus, and unit data arrive the FPGA of other unit from core bus.
Further, fiber optic network transceiver module is had between digital collection unit and process layer switch; MAC interface module in data acquisition unit in FPGA is connected with one end of fiber optic network transceiver module, and the other end of fiber optic network transceiver module is connected with process layer switch.
Further, the chip adopted in data acquisition unit, Measurement & Control computing and nonnumeric amount collecting unit is DSP process chip.
Further, human-computer exchange unit adopts LCDs to realize man-machine interaction.
Further, non electrical quantity data acquisition unit is optocoupler processing module, obtains outside open into information by optocoupler processing module.
Further, be provided with ARM microprocessor module in human-computer exchange unit, this ARM microprocessor is responsible for communication, printing function simultaneously, the anti-error function of wall, improves overall Man machine interaction.
Further, process layer switch is fiber optic Ethernet switch.
Further, FPGA adopts Cyclone series, and DSP process chip adopts BLACKFIN54X series.
Operation principle of the present utility model is:
1, data acquisition unit receives IEC61850-9-2 message that different interval merge cells sends and the GOOSE network message that intelligent control unit sends by process layer switch, FPGA in data acquisition unit decodes to message, and dsp chip carries out calculation process to decoded data.
2, each data acquisition unit receives the data such as the voltage of process certain intervals number, electric current and the position of the switch, and the data/address bus that these data are realized by FPGA and Measurement & Control arithmetic element carry out Real Data Exchangs; Data acquisition unit receives the control command that Measurement & Control arithmetic element sends, and after control command is formed GOOSE network message, send to intelligent control unit to realize the control of intelligent control unit to circuit breaker by process layer switch, intelligent control unit completes the functions such as logout simultaneously.
3, Measurement & Control arithmetic element realizes the reprocessing of data, obtains current/voltage, switch, circuit breaker position information, and correctly performs straighforward operation.Be specially: Measurement & Control arithmetic element obtains the data of data acquisition unit and non electrical quantity data acquisition unit by the data/address bus that the FPGA of self realizes, and carried out the measurement of voltage, current amplitude and harmonic wave by these sampled datas, and carry out synchronization cap-ture, power equilibrium calculation.Measurement & Control arithmetic element receives the guidance command of external station control end simultaneously, formation control instruction, then real-time Transmission is to data acquisition unit, realizes the control to circuit breaker.
4, ARM microprocessor module is responsible for communication, printing function, and the anti-error function of wall, background debug software with ARM microprocessor module communication by network, is debugged the DSP process chip of each unit, comprised the read-write of data field, download program etc.
The above is only preferred implementation of the present utility model; be noted that for those skilled in the art; under the prerequisite not departing from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection range of the present utility model.

Claims (8)

1. for territory, a station measure and control device for digital transformer substation, it is characterized in that: comprise circuit breaker, several intelligent control units, several merge cellses, process layer switch, several data acquisition units, non electrical quantity data acquisition unit, core bus, Measurement & Control arithmetic element and human-computer exchange unit; One end connecting breaker of described intelligent control unit, the other end is connected with process layer switch ports themselves by optical fiber interface; One end of described merge cells is parallel on circuit breaker with current transformer and voltage transformer respectively, and the other end is connected with process layer switch ports themselves by optical fiber interface; FPGA is provided with in several data acquisition units described, non electrical quantity data acquisition unit, Measurement & Control arithmetic element and human-computer exchange unit; One end of several data acquisition units described, non electrical quantity data acquisition unit, Measurement & Control arithmetic element and human-computer exchange unit is all parallel-connected on process layer switch by multimode fiber, and the data/address bus that the other end is all realized by FPGA inner is separately connected with core bus.
2. a kind of territory, station measure and control device for digital transformer substation according to claim 1, is characterized in that: have fiber optic network transceiver module between digital collection unit and process layer switch; MAC interface module in described data acquisition unit in FPGA is connected with one end of fiber optic network transceiver module, and the other end of fiber optic network transceiver module is connected with process layer switch.
3. a kind of territory, station measure and control device for digital transformer substation according to claim 1, is characterized in that: the chip adopted in described data acquisition unit, Measurement & Control computing and non electrical quantity data acquisition unit is DSP process chip.
4. a kind of territory, station measure and control device for digital transformer substation according to claim 1, is characterized in that: described human-computer exchange unit adopts LCDs to realize man-machine interaction.
5. a kind of territory, station measure and control device for digital transformer substation according to claim 1, is characterized in that: described non electrical quantity data acquisition unit is optocoupler processing module.
6. a kind of territory, station measure and control device for digital transformer substation according to claim 1, is characterized in that: be provided with ARM microprocessor module in described human-computer exchange unit.
7. a kind of territory, station measure and control device for digital transformer substation according to claim 1, is characterized in that: described process layer switch is fiber optic Ethernet switch.
8. a kind of territory, station measure and control device for digital transformer substation according to claim 1, is characterized in that: described FPGA adopts Cyclone series, and DSP process chip adopts BLACKFIN54X series.
CN201420677165.8U 2014-11-13 2014-11-13 A kind of territory, station measure and control device for digital transformer substation Active CN204168009U (en)

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Application Number Priority Date Filing Date Title
CN201420677165.8U CN204168009U (en) 2014-11-13 2014-11-13 A kind of territory, station measure and control device for digital transformer substation

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Application Number Priority Date Filing Date Title
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105245006A (en) * 2015-10-23 2016-01-13 国网天津市电力公司 Intelligent power distribution monitoring system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105245006A (en) * 2015-10-23 2016-01-13 国网天津市电力公司 Intelligent power distribution monitoring system

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