CN201860171U - Switching station terminal equipment - Google Patents
Switching station terminal equipment Download PDFInfo
- Publication number
- CN201860171U CN201860171U CN2010205772867U CN201020577286U CN201860171U CN 201860171 U CN201860171 U CN 201860171U CN 2010205772867 U CN2010205772867 U CN 2010205772867U CN 201020577286 U CN201020577286 U CN 201020577286U CN 201860171 U CN201860171 U CN 201860171U
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- CN
- China
- Prior art keywords
- terminal equipment
- switching station
- station terminal
- module
- electrically connected
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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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
Abstract
The utility model relates to switching station terminal equipment, which comprises a power distribution cabinet and a base. The power distribution cabinet is fixed onto the base. The switching station terminal equipment is characterized by further comprising a control module, a communication module and an execution module which are arranged inside the power distribution cabinet. The communication module adopts a power carrier mode or a GPRS (general packet radio service) mode, and the control module is electrically connected with an acquisition module by an optical fiber, electrically connected with an upper computer by the communication module and electrically connected with the execution module. The switching station terminal equipment transmits messages to a master station by means of power carrier communication or GPRS communication and the like, simultaneously can identify failure according to failure signals such as failure current, voltage loss, pulses and the like, performs switching off operation on a switch when isolating failure and performs switching on operation according to control of the master station, restores power supply to non-failure areas. Accordingly, the switching station terminal equipment has the advantages of convenience in configuration, high precision, fine reliability and suitability for outdoor environments, and can greatly improve power supply reliability and enhance production management level after being used.
Description
Technical field
The utility model relates to a kind of switching station terminal equipment.
Background technology
Switching station is as final electricity consumption distributing equipment, and the switching station automation under distribution network automated overall situation has very realistic meanings.In order to guarantee the power supply quality of responsible consumer, the automatic switchover of many active and standby supply lines is provided, and monitors in real time, experienced the auxiliary and present switching station automation three phases of RTU in early stage manual operation, later stage.
The switching station terminal equipment is mainly used in the switching station, realizes exchanging the collection and the processing capacity of analog information: the combined floodgate or the sub-switching operation of control switching station; Have automatic closing and defencive function simultaneously, fault detect, isolation and recover the function of supplying power of non-fault zone, the sequence of events recording function, the distant place of definite value is revised and the self check of calling function, self-recovering function.
The application scenario that present domestic switching station automation project is primarily aimed at is the automation of transformation substations, exists function not meet the demand of switching station automation, can not carry out the needs configuration according to the difference of actual switching station distribution line.
Summary of the invention
The purpose of this utility model provide a kind of can the Remote configuration parameter, have self-diagnostic function, a switching station terminal equipment can remote control, long, the miniaturization of dependable performance, life-span.
For solving the problems of the technologies described above, the utility model is taked following technical scheme: a kind of switching station terminal equipment, comprise power distribution cabinet and base, described power distribution cabinet is fixed on the described base, it is characterized in that: described switching station terminal equipment also comprises control module, communication module and the Executive Module that places in the described power distribution cabinet; Described communication module adopts the mode of power carrier or GPRS; Described control module is electrically connected with acquisition module by optical fiber, and described control module is electrically connected with host computer by described communication module; Described control module is electrically connected with Executive Module.
Further, described communication module has two group communication interfaces.
Further, one group in the described two group communication interfaces comprises the two-way network interface, and wherein a road network network interface is electrically connected with power carrier or GPRS device, and another road network network interface is electrically connected with stand-by equipment.
Further, another group in the described two group communication interfaces is a plurality of serial ports.
Further, described switching station terminal equipment is electrically connected by between RS485 mode and the external device (ED).
Further, described switching station terminal equipment also comprises the fault processing module that is used for line fault identification, Fault Isolation.
Further, described switching station terminal equipment also comprises syllogic route protection module.
Further, described switching station terminal equipment also comprises and is used for self diagnosis, recovers certainly and the diagnosis debugging module of local debugging.
Described switching station terminal equipment in the utility model can be installed in the new intelligent measure and control device in switching station (station), outdoor small switch institute, compact type substation, the 10kV ring main unit, send message to main website mainly to the collection and the statistics of data such as the state of on-load switch, circuit breaker, block switch, voltage, electric current, power, electrical energy pulse amount, and by modes such as power line carrier, PLC or GPRS communications.Simultaneously, can carry out Fault Identification, split the pass during isolated fault and carry out sub-switching operation, control according to main website and carry out closing operation, recover non-faulty section power supply according to fault-signals such as fault current, decompression, pulses.Thereby have that configuration is convenient, precision is high, good reliability, be applicable to outdoor characteristics, can improve for point reliability after the use greatly, improve production management level.
Description of drawings
Fig. 1 is the schematic diagram of the switching station terminal equipment in the utility model.
Embodiment
Below in conjunction with accompanying drawing the technical solution of the utility model is elaborated.
Switching station terminal equipment in the utility model comprises power distribution cabinet and base, described base is a channel-section steel, after described footing foundation solidifies, can be on described base according to the fixed dimension of cabinet base, spud in and be a bit larger tham the eyelet of the diameter of bolt, with screw bolt and nut power distribution cabinet is fixed on the channel-section steel base then.
Described switching station terminal equipment also comprises control module, communication module and the Executive Module that places in the described power distribution cabinet; Described communication module adopts the mode of power carrier or GPRS; Described control module is electrically connected with acquisition module by optical fiber, and described control module is electrically connected with host computer by described communication module; Described control module is electrically connected with Executive Module.
Switching station terminal equipment in the utility model is connected by the acquisition module of optical fiber with the outside, and obtaining sampled value by photoelectric conversion module, described sampled value is delivered to through data/address bus among the CPU in the described control module of described switching station terminal equipment and is handled.Described CPU goes out parameters such as the sampled value of U, I, F, cos, P, Q, S and 21 subharmonic content, phase value by the FFT operational analysis.Preferably, described CPU is 32 embedded type CPUs, moves embedded real-time multi-task operating system on described CPU.
Preferably, described acquisition module is used to gather data such as voltage on the feed line, electric current, active power, reactive power, and the tripping operation of switch or "on" position.Described acquisition module adopts 16 AD of high accuracy to carry out AC sampling and direct current sampling, also can only adopt electrical energy pulse, and the sampled data precision is better than 0.2%, and has temperature compensation function.
Described communication module can report main website with on-the-spot service data, running status; And can receive the various control commands that main website sends; Can carry out long-range setting to various parameters and Fault Identification processing scheme by main website.Described communication module adopts power line carrier, PLC or public GPRS communication, does not need to lay order wire (as: RS485 line, netting twine etc.), thereby has the low characteristics of communications cost; In addition, described communication module has also that communication distance is far away, the characteristics of broad covered area, thereby makes the described switching station terminal equipment can 24 hours real-time onlines, makes things convenient for the networking management.
Described switching station terminal equipment is electrically connected with host computer by described communication module, with realize with host computer between communicate by letter, also can finish simultaneously and other CPU between intercommunication.Between passing through the RS485 mode and other installs, described switching station terminal equipment is electrically connected.The communication module of described switching station terminal equipment have two groups with external equipment between the communication interface of communicating by letter.
The first group communication interface is 4 network interfaces, wherein two just now interface be that ethernet controller CS8900A by the control of described cpu bus realizes, two other network interface is realized expanding by HUB by a networking interface on the core cpu plate; These four network interfaces are connected with host computer, with the operation control supervisor, also can be used for downloading simultaneously.Preferably, wherein a road network network interface is electrically connected with power carrier or GPRS device, and main the realization communicated by letter with the higher level station; Another road network network interface is used for being electrically connected with stand-by equipment standby, to realize the switching between main equipment and the stand-by equipment.
The second group communication interface is 4 RS232 interfaces, and described CPU can directly support described 4 serial ports, and described serial ports is used for the operation information of background maintenance with display system.Be electrically connected between described switching station terminal equipment passes through the RS485 mode and other installs, preferably, finish communication by the RS485 mode between the CPU of described CPU and described other devices.
Described switching station terminal equipment is by finishing intended function to reading of remote signalling amount, preferably, described remote signalling amount is to finish by the data/address bus of described CPU to read.
Described Executive Module is used for the breaker tripping and closing and the action locking of long-range or local control switch.Main website can carry out Remote separating brake and feed motion to described switching station terminal equipment.Described Executive Module is used for remote control No. four relays, corresponding to two switches of control, is respectively and selects and execution.
Described switching station terminal equipment also comprises fault processing module, and it is used for line fault identification, Fault Isolation, and has supply network reconstruct and restore funcitons.
Described switching station terminal equipment also comprises syllogic route protection module, and it is used for protection and stand-by power supply drops into automatically.
Described switching station terminal equipment also comprises the diagnosis debugging module, and it is used for self diagnosis, recovers certainly and local debugging, can adopt electrical energy pulse detection, failure judgement signal, carries out Fault Identification, and the line fault district is carried out switch quick acting switching-off, isolated fault.
Switching station terminal equipment in the utility model adopts advanced also energy and Times COS and SOE, and SOE resolution is 2ms.Support the IEC61850 standard communication protocol fully, have functions such as fault initiatively reports, Remote configuration DTU parameter; But the software remote upgrade maintains easily.Hardware has self-diagnostic function, supports long-range self-starting function.
The new intelligent measure and control device of switching station installing terminal equipment in the utility model in the switching station (station) of routine, outdoor small switch institute, compact type substation, 10kV ring main unit, be called for short DTU, send message to main website mainly to the collection and the statistics of data such as the state of on-load switch, circuit breaker, block switch, voltage, electric current, power, electrical energy pulse amount, and by modes such as power line carrier, PLC, public GPRS communications.Simultaneously, carry out Fault Identification, split the pass during isolated fault and carry out sub-switching operation, control according to main website and carry out closing operation, recover non-faulty section power supply according to fault-signals such as fault current, decompression, pulses.Intelligent DTU also has the function that is equipped with protection and the automatic input of stand-by power supply.
Claims (8)
1. a switching station terminal equipment comprises power distribution cabinet and base, and described power distribution cabinet is fixed on the described base, it is characterized in that: described switching station terminal equipment also comprises control module, communication module and the Executive Module that places in the described power distribution cabinet; Described communication module adopts the mode of power carrier or GPRS; Described control module is electrically connected with acquisition module by optical fiber, and described control module is electrically connected with host computer by described communication module; Described control module is electrically connected with Executive Module.
2. switching station terminal equipment as claimed in claim 1 is characterized in that: described communication module has two group communication interfaces.
3. switching station terminal equipment as claimed in claim 2, it is characterized in that: one group in the described two group communication interfaces comprises the two-way network interface, wherein a road network network interface is electrically connected with power carrier or GPRS device, and another road network network interface is electrically connected with stand-by equipment.
4. switching station terminal equipment as claimed in claim 3 is characterized in that: another group in the described two group communication interfaces is a plurality of serial ports.
5. switching station terminal equipment as claimed in claim 1 is characterized in that: described switching station terminal equipment is electrically connected by between RS485 mode and the external device (ED).
6. switching station terminal equipment as claimed in claim 1 is characterized in that: described switching station terminal equipment also comprises the fault processing module that is used for line fault identification, Fault Isolation.
7. switching station terminal equipment as claimed in claim 1 is characterized in that: described switching station terminal equipment also comprises syllogic route protection module.
8. switching station terminal equipment as claimed in claim 1 is characterized in that: described switching station terminal equipment also comprises and is used for self diagnosis, recovers certainly and the diagnosis debugging module of local debugging.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205772867U CN201860171U (en) | 2010-10-26 | 2010-10-26 | Switching station terminal equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205772867U CN201860171U (en) | 2010-10-26 | 2010-10-26 | Switching station terminal equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201860171U true CN201860171U (en) | 2011-06-08 |
Family
ID=44105970
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205772867U Expired - Lifetime CN201860171U (en) | 2010-10-26 | 2010-10-26 | Switching station terminal equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201860171U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102931730A (en) * | 2012-11-01 | 2013-02-13 | 航天科工深圳（集团）有限公司 | Distribution network automation system and battery management method thereof |
| CN103701218A (en) * | 2013-12-30 | 2014-04-02 | 航天科工深圳（集团）有限公司 | Transmission line malfunction monitoring device and method |
| CN104052031A (en) * | 2014-06-11 | 2014-09-17 | 国家电网公司 | Low-voltage switch box fault diagnosing, warning and isolating method |
-
2010
- 2010-10-26 CN CN2010205772867U patent/CN201860171U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102931730A (en) * | 2012-11-01 | 2013-02-13 | 航天科工深圳（集团）有限公司 | Distribution network automation system and battery management method thereof |
| CN103701218A (en) * | 2013-12-30 | 2014-04-02 | 航天科工深圳（集团）有限公司 | Transmission line malfunction monitoring device and method |
| CN103701218B (en) * | 2013-12-30 | 2016-01-13 | 航天科工深圳（集团）有限公司 | Transmission line malfunction monitoring device and monitoring method |
| CN104052031A (en) * | 2014-06-11 | 2014-09-17 | 国家电网公司 | Low-voltage switch box fault diagnosing, warning and isolating method |
| CN104052031B (en) * | 2014-06-11 | 2016-03-09 | 国家电网公司 | A kind of low-voltage distribution cabinet failure diagnosis is reported to the police and partition method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110608 |