CN203014497U - System for monitoring operating state of distribution transformer - Google Patents
System for monitoring operating state of distribution transformer Download PDFInfo
- Publication number
- CN203014497U CN203014497U CN2012207443967U CN201220744396U CN203014497U CN 203014497 U CN203014497 U CN 203014497U CN 2012207443967 U CN2012207443967 U CN 2012207443967U CN 201220744396 U CN201220744396 U CN 201220744396U CN 203014497 U CN203014497 U CN 203014497U
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- distribution transformer
- base station
- lte
- wireless base
- interface
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 17
- 238000004891 communication Methods 0.000 claims abstract description 22
- 239000013307 optical fiber Substances 0.000 claims abstract description 4
- 238000012546 transfer Methods 0.000 claims description 6
- 230000005611 electricity Effects 0.000 claims description 4
- 230000007774 longterm Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000005540 biological transmission Effects 0.000 description 5
- 238000005259 measurement Methods 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010295 mobile communication Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000005856 abnormality Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/20—Smart grids as enabling technology in buildings sector
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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
- Y04S40/126—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)
- Mobile Radio Communication Systems (AREA)
Abstract
The utility model discloses a system for monitoring an operating state of a distribution transformer, comprising a TD-LTE (Time Division Long Term Evolution) wireless base station, a server connected with the TD-LTE wireless base station through an optical fiber, and an intelligent distribution transform terminal arranged in a distribution box at a low-voltage side of the distribution transformer within a supply district; wherein the intelligent distribution transform terminal comprises a TD-LTE wireless communication unit used for communicating with the TD-LTE wireless base station through a 230MHz wireless private network, an RS485 (Recommend Standard 485) interface used for connecting with an intelligent ammeter, and a measuring unit used for measuring parameters of three-phase power of the transformer. The system of the utility model has the beneficial effects that: by adopting the TD-LTE 230MHz wireless private network and the intelligent distribution transform terminal, reliability, safety and stability of communication can be greatly raised.
Description
Technical field
The utility model relates to a kind of system that monitors the distribution transformer running status, uses the TD-LTE wireless network to realize transfer of data.
Background technology
Further develop along with rural power grids are intelligentized and the developing rapidly of rural power grids communication, rural power grids will carry a large amount of business future, the communication mode of wireless public network is as the carrier of transfer of data, and data transmission bauds is slow, unstable networks, poor reliability, fail safe is low, maintenance cost is high problem present gradually.
The power distribution station is as electrical network and user's separation, it is direct customer-oriented last link in the construction of intelligent grid, along with improving constantly of resident living level, the resident is also more and more higher to the requirement of power supply quality, power supply reliability, ensures that platform district's power supply reliability and stability are present tasks important in rural power grids.
In prior art, distribution transformer terminals adopts the GPRS/CDMA data communication method, take public GSM mobile communications network as carrier, auxiliary with on-the-spot RS485 bus, ultrared communication modes, relevant power information to distribution transformer is monitored, and realizes the function of reporting to the police for electricity consumption monitoring, multiplexing electric abnormality information.For above-mentioned rural power grids present situation and communicate by letter, technical problem that terminal equipment exists, demand that a kind of reliability is high, safe urgently, the rational communication mode of investment realizes new terminals and the monitoring system that platform district information is entirely monitored, entirely gathered.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of system that monitors the distribution transformer running status, realizing the effectively monitoring in real time to the power distribution station, and solve that the data transmission bauds that wireless public network brings is slow, unstable networks, poor reliability, fail safe are low, the high problem of maintenance cost.
In order to solve the problems of the technologies described above, the utility model adopts following technical scheme:
A kind of system that monitors the distribution transformer running status, the server that comprise the TD-LTE wireless base station, is connected by optical fiber with described TD-LTE wireless base station and be installed on intelligent distribution transformer terminals in the distribution box of platform district distribution transformer low-pressure side; Described intelligent distribution transformer terminals comprises the TD-LTE wireless communication unit that the wireless private network by 230MHz is communicated by letter with described TD-LTE wireless base station, is used for the RS485 interface that is connected with intelligent electric meter and for the measuring unit of the parameter of the three-phase electricity of measuring transformer.
As preferably, described intelligent distribution transformer terminals also comprises for the RJ-45 interface that is connected with commissioning device.
As preferably, the system of described monitoring distribution transformer running status also comprises and is installed on the on high-tension side fault detector of distribution transformer, described intelligent distribution transformer terminals also comprise for the infrared communication unit of described fault detector radio communication.
As preferably, described intelligent distribution transformer terminals also comprises USB interface or the RS-232 interface for transfer of data.
Compared with prior art, the beneficial effects of the utility model are: by the application of TD-LTE 230M wireless private network and intelligent distribution transformer terminals, communication reliability, safety and stability are significantly improved, average transmission rate reaches 1M/S, platform district information realization gathers entirely, all standing, the acquisition rate of data, uploads success rate and basically reaches 100%; For distribution transformer monitoring analysis, platform district substation management, breakdown repair, distribution operational management, line loss analyzing provide the data bases.
Description of drawings
Fig. 1 is the structured flowchart of system of the monitoring distribution transformer running status of embodiment one of the present utility model;
Fig. 2 is the structured flowchart of system of the monitoring distribution transformer running status of embodiment two of the present utility model.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail, but not as to restriction of the present utility model.
As shown in Figure 1, a kind of system that monitors the distribution transformer running status, the server 1 that comprise TD-LTE wireless base station 2, is connected by optical fiber with described TD-LTE wireless base station 2 and be installed on intelligent distribution transformer terminals 3 in the distribution box of platform district distribution transformer low-pressure side; Described intelligent distribution transformer terminals 3, comprise the TD-LTE wireless communication unit 31 that the wireless private network by 230MHz is communicated by letter with described TD-LTE wireless base station 2, be used for the RS485 interface 32 that is connected with intelligent electric meter 4 and for the measuring unit 33 of the parameter of the three-phase electricity of measuring transformer 5.Measuring unit 33 can be measured voltage, electric current, apparent power, active power, reactive power, power factor and the mains frequency of distribution transformer A, B, C three-phase.Wherein, voltage measurement precision 50%～130%Un; Current measurement precision (1%In～Imax) 1 grade; Wattful power messurement precision (1%In～Imax) 1 grade; Wattless power measurement precision (1%In～Imax) 2 grades, frequency range 50 ± 2.5Hz.RS485 interface 32 can be configured to one or two, and accessible 8 intelligent electric meters 4 of each RS485 interface 32 are to receive the data of intelligent electric meter 4.The data that measuring unit 33 and RS485 interface 32 receive are passed through TD-LTE wireless communication unit 31 to described TD-LTE wireless base station 2 and connected server 1 the transmission of data.The data of 1 pair of reception of server are processed, and require to show according to supervision.The system of monitoring distribution transformer running status of the present utility model is by the application of TD-LTE 230M wireless private network and intelligent distribution transformer terminals, communication reliability, safety and stability are significantly improved, average transmission rate reaches 1M/S, platform district information realization gathers entirely, all standing, the acquisition rate of data, uploads success rate and basically reaches 100%.The data of each transformer station are sent to by the wireless private network base station territory, the county electrical production service operation unified platform that is deployed on server 1, the information of utilizing intelligent distribution transformer terminals 3 to gather is for distribution transformer monitoring analysis, platform district substation management, breakdown repair, distribution operational management, line loss analyzing provide the data bases.
As shown in Figure 1, described intelligent distribution transformer terminals 3 also comprises the RJ-45 interface 34 that is connected for commissioning device 6, convenient debugging.
As shown in Figure 2, embodiment two is with the difference of embodiment one, the system of the monitoring distribution transformer running status of embodiment two also comprises the fault detector 7 that is installed on the on high-tension side 10kV circuit of distribution transformer, described intelligent distribution transformer terminals 3 also comprise for the infrared communication unit 38 of described fault detector 7 radio communications.The first half-wave current of fault detector 7 monitorings and record circuit ground connection, the wireless realization of the micropower of communicating by letter between fault detector 7 and intelligent distribution transformer terminals 3, intelligence distribution transformer terminals 3 is to adopting the communication mode of TD-LTE 230MHz wireless private network between server 1, can take full advantage of wireless network covers wide and disposes advantage flexibly, reduce wired laying workload, not affected by track remodelling, consist of the communication system of flexible and efficient opening.Thereby just can in time find fault and abort situation from territory, the county electrical production service operation unified platform that is arranged at command centre, can in time make scheduling and process.
As preferred version, described intelligent distribution transformer terminals 3 also comprises USB interface or the RS-232 interface for transfer of data, be convenient to debugging or during data backup and external equipment realize transfer of data.Although Fig. 1 and Fig. 2 be not shown USB interface or RS-232 interface all, this is ordinary skill in the art means, is not giving unnecessary details at this.
It is pointed out that TD-LTE(Time Division long term Evolution, Chinese: be the timesharing Long Term Evolution) a kind of general the 4th generation (4G) mobile communication standard, the applicant is no longer to its detailed description.In addition, RS485 interface, USB interface and RS-232 interface are communication technical field interface commonly used, also repeat no more.
Above embodiment is only exemplary embodiment of the present utility model, is not used in restriction the utility model, and protection range of the present utility model is defined by the claims.Those skilled in the art can make various modifications or be equal to replacement the utility model in essence of the present utility model and protection range, this modification or be equal to replacement and also should be considered as dropping in protection range of the present utility model.
Claims (4)
1. system that monitors the distribution transformer running status, it is characterized in that the server that comprise the TD-LTE wireless base station, is connected by optical fiber with described TD-LTE wireless base station and be installed on intelligent distribution transformer terminals in the distribution box of platform district distribution transformer low-pressure side;
Described intelligent distribution transformer terminals comprises the TD-LTE wireless communication unit that the wireless private network by 230MHz is communicated by letter with described TD-LTE wireless base station, is used for the RS485 interface that is connected with intelligent electric meter and for the measuring unit of the parameter of the three-phase electricity of measuring transformer.
2. the system of monitoring distribution transformer running status according to claim 1, is characterized in that, described intelligent distribution transformer terminals also comprises for the RJ-45 interface that is connected with commissioning device.
3. the system of monitoring distribution transformer running status according to claim 1 and 2, it is characterized in that, also comprise being installed on the on high-tension side fault detector of distribution transformer, described intelligent distribution transformer terminals also comprise for the infrared communication unit of described fault detector radio communication.
4. the system of monitoring distribution transformer running status according to claim 1 and 2, is characterized in that, described intelligent distribution transformer terminals also comprises USB interface or the RS-232 interface for transfer of data.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012207443967U CN203014497U (en) | 2012-12-31 | 2012-12-31 | System for monitoring operating state of distribution transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012207443967U CN203014497U (en) | 2012-12-31 | 2012-12-31 | System for monitoring operating state of distribution transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203014497U true CN203014497U (en) | 2013-06-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012207443967U Expired - Fee Related CN203014497U (en) | 2012-12-31 | 2012-12-31 | System for monitoring operating state of distribution transformer |
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| CN (1) | CN203014497U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103812710A (en) * | 2014-02-28 | 2014-05-21 | 广州供电局有限公司 | Communication terminal special for power communication |
| CN104157123A (en) * | 2014-08-27 | 2014-11-19 | 国家电网公司 | Intelligent load monitoring system |
| CN104166061A (en) * | 2014-08-20 | 2014-11-26 | 河海大学常州校区 | Intelligent power distribution and utilization state detection device based on 4D technology |
| CN104333142A (en) * | 2014-11-26 | 2015-02-04 | 国网宁夏电力公司固原供电公司 | Running mode of low voltage special variable terminal |
| CN107370241A (en) * | 2017-07-25 | 2017-11-21 | 厦门南鹏物联科技有限公司 | A kind of distribution box third party monitoring system |
| CN110768373A (en) * | 2019-09-24 | 2020-02-07 | 国网山东省电力公司莱芜供电公司 | Intelligent distribution transformer monitoring system for high overload distribution transformer |
| CN110908317A (en) * | 2019-12-16 | 2020-03-24 | 国网江苏省电力有限公司泰州供电分公司 | Marketing and distribution integrated measurement and control system based on novel TTU and double-core ammeter |
-
2012
- 2012-12-31 CN CN2012207443967U patent/CN203014497U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103812710A (en) * | 2014-02-28 | 2014-05-21 | 广州供电局有限公司 | Communication terminal special for power communication |
| CN103812710B (en) * | 2014-02-28 | 2018-07-24 | 广州供电局有限公司 | Power communication communication terminal special |
| CN104166061A (en) * | 2014-08-20 | 2014-11-26 | 河海大学常州校区 | Intelligent power distribution and utilization state detection device based on 4D technology |
| CN104157123A (en) * | 2014-08-27 | 2014-11-19 | 国家电网公司 | Intelligent load monitoring system |
| CN104333142A (en) * | 2014-11-26 | 2015-02-04 | 国网宁夏电力公司固原供电公司 | Running mode of low voltage special variable terminal |
| CN107370241A (en) * | 2017-07-25 | 2017-11-21 | 厦门南鹏物联科技有限公司 | A kind of distribution box third party monitoring system |
| CN110768373A (en) * | 2019-09-24 | 2020-02-07 | 国网山东省电力公司莱芜供电公司 | Intelligent distribution transformer monitoring system for high overload distribution transformer |
| CN110908317A (en) * | 2019-12-16 | 2020-03-24 | 国网江苏省电力有限公司泰州供电分公司 | Marketing and distribution integrated measurement and control system based on novel TTU and double-core ammeter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130619 Termination date: 20161231 |