CN107404152A - A kind of intelligent power distribution network operation Measuring error integration apparatus - Google Patents

A kind of intelligent power distribution network operation Measuring error integration apparatus Download PDF

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Publication number
CN107404152A
CN107404152A CN201710677180.0A CN201710677180A CN107404152A CN 107404152 A CN107404152 A CN 107404152A CN 201710677180 A CN201710677180 A CN 201710677180A CN 107404152 A CN107404152 A CN 107404152A
Authority
CN
China
Prior art keywords
distribution network
module
power distribution
power supply
unit
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.)
Pending
Application number
CN201710677180.0A
Other languages
Chinese (zh)
Inventor
董苏
曹清华
胡晓侠
王永辉
王冬冬
刘吉刚
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fuyang Power Supply Co of State Grid Anhui Electric Power Co Ltd
Original Assignee
Fuyang Power Supply Co of State Grid Anhui Electric Power Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Fuyang Power Supply Co of State Grid Anhui Electric Power Co Ltd filed Critical Fuyang Power Supply Co of State Grid Anhui Electric Power Co Ltd
Priority to CN201710677180.0A priority Critical patent/CN107404152A/en
Publication of CN107404152A publication Critical patent/CN107404152A/en
Pending legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J13/00Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
    • H02J13/00001Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by the display of information or by user interaction, e.g. supervisory control and data acquisition systems [SCADA] or graphical user interfaces [GUI]
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/08Locating faults in cables, transmission lines, or networks
    • G01R31/081Locating faults in cables, transmission lines, or networks according to type of conductors
    • G01R31/086Locating faults in cables, transmission lines, or networks according to type of conductors in power transmission or distribution networks, i.e. with interconnected conductors
    • H02J13/0075
    • 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
    • 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
    • Y04S10/50Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications
    • Y04S10/52Outage or fault management, e.g. fault detection or location
    • 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
    • Y04S40/00Systems 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
    • Y04S40/12Systems 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
    • Y04S40/126Systems 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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  • Engineering & Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Remote Monitoring And Control Of Power-Distribution Networks (AREA)

Abstract

The present invention relates to operation of power networks service technique field, there is provided a kind of intelligent power distribution network operation Measuring error integration apparatus, including operation detection module and maintenance power supply module, operation detection module mainly include:Processing unit, control unit, detection module, detection module include current sensor and voltage sensor;Current sensor is connected on distribution terminal circuit, and voltage sensor is connected in the both ends of distribution terminal in parallel;Processing unit electrical connection control unit, fault level judging unit summation current transformer, current transformer electrical connection power distribution network;Fault level judging unit electrical connection fault locating module, fault location module electrically connect invalid alarm unit and fault display unit;Control unit electrical connection maintenance power supply module, maintenance power supply module mainly include electronic switch, and the present invention realizes precise positioning abort situation, and make timely maintenance power supply processing and ensure normal power supply, greatly reduce maintenance power off time.

Description

A kind of intelligent power distribution network operation Measuring error integration apparatus
Technical field
The present invention relates to operation of power networks service technique field, and in particular to a kind of intelligent power distribution network operation Measuring error one Change equipment.
Background technology
Key components of the power distribution network as whole operation power system, it is very close with the relation of user, power network Safe operation is related to user power utilization efficiency and power quality.Scale with supply of electric power and transmission constantly expands, power distribution network Network relevant device becomes increasingly complex, and scope is also more and more extensive, and this is easy for disturbing for many uncertain factors being subject to, potential Risk is also more and more.In recent years, along with the continuous development of urbanization and urban resource pressure, eco-environmental pressure it is continuous Increase so that power distribution network has to possess certain reliability, security, stability in the process of running.It is it is therefore desirable to right Power distribution network day-to-day operation state is checked and repaired, so as to further improve the running quality of power distribution network.
The content of the invention
In view of the shortcomings of the prior art, the invention provides a kind of intelligent power distribution network operation Measuring error integration apparatus, Solve the problems, such as that fault detect cost is too high, abort situation judgement is inaccurate and maintenance power off time is long.
To realize object above, the present invention is achieved by the following technical programs:
A kind of intelligent power distribution network operation Measuring error integration apparatus, including operation detection module and maintenance power supply module, The operation detection module mainly includes:Processing unit, control unit, detection module, the detection module include current sense Device and voltage sensor;The current sensor is connected on distribution terminal circuit, and the voltage sensor is connected in institute in parallel State the both ends of distribution terminal;The processing unit electrical connection described control unit, fault level judging unit summation current transformer, The current transformer electrically connects power distribution network;The fault level judging unit electrical connection fault locating module, the failure are determined Position module electrically connects invalid alarm unit and fault display unit;Described control unit electrically connects the maintenance power supply module, institute Stating maintenance power supply module mainly includes electronic switch.
Further, the processing unit is AT89C51 type single-chip microcomputers.
Further, described control unit is EC7800 or RM7800 controllers.
Further, it is described to repair power supply module by conductor in parallel at the both ends of the operation detection module.
Further, the processing unit passes through wireless communication module and wireless network with the fault level judging unit Connection connects.
Further, the invalid alarm unit is audible-visual annunciator.
The invention provides a kind of intelligent power distribution network operation Measuring error integration apparatus, compared with existing known technology, The present invention's has the advantages that:
It can in real time detect, and can precisely determine abort situation, judgment accuracy is high;
Can in time will be short-circuit at failure, distribution operation is ensured, until trouble shooting;
Artificial regular inspection cost is effectively reduced, greatly reduces the interruption maintenance time, improves the stability and electricity of distribution operation Power operating efficiency.
Brief description of the drawings
Fig. 1 is the electric connection schematic diagram of the present invention;
Fig. 2 is the structural representation of the present invention;
Label in figure represents respectively:Distribution terminal 100;Run detection module 101;Detection module 1;Processing unit 2;Dimension Repair power supply module 102.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is Part of the embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art The every other embodiment obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
Such as Fig. 1-2, a kind of intelligent power distribution network operation Measuring error integration apparatus of the present embodiment, including operation detection mould Block 101 and maintenance power supply module 102, operation detection module 101 mainly include:Processing unit 2, control unit, detection module 1, Detection module 1 includes current sensor and voltage sensor;Current sensor is connected on the circuit of distribution terminal 100, and voltage passes Sensor is connected in the both ends of distribution terminal 100 in parallel;Processing unit 2 electrically connects control unit, fault level judging unit and electricity Current transformer, current transformer electrical connection power distribution network;Fault level judging unit electrical connection fault locating module, fault location mould Block electrically connects invalid alarm unit and fault display unit;Control unit electrical connection maintenance power supply module 102, repairs power supply module 102 mainly include electronic switch;Processing unit 2 is AT89C51 type single-chip microcomputers;Control unit is that EC7800 or RM7800 is controlled Device;Power supply module 102 is repaired by conductor in parallel at the both ends of operation detection module 101;Processing unit 2 judges with fault level Unit is connected by wireless communication module with radio network gateway;Invalid alarm unit is audible-visual annunciator.
Operation principle:Current transformer obtains current signal from power distribution network, and by the current signal transfer of acquisition to place Unit 2 is managed, detection module 1 detects the electric current and voltage signal of distribution terminal 100, is also transmitted to processing unit 2;Processing unit 2 Handle and analyze power distribution network and distribution terminal 100 on current signal, and voltage signal meter is used by default calculation procedure The corresponding current signal auxiliary judgment of distribution terminal 100 is passed through in calculation, improves the accuracy of judgement.Find one be consistent therewith or The numerical value being close, so as to draw data level corresponding to the current signal on distribution terminal 100 or power distribution network, pass through failure etc. Level judging unit failure judgement grade.Fault level after differentiation and the data of malfunction analysis procedure are sent jointly into failure to determine Position module, the fault location module carries out analyzing and positioning according to the data message received, and the information after positioning is passed through into event Barrier display unit is shown, when fault level can not find abort situation beyond preset range or fault location module, It is invalid that fault level judges, at this moment invalid alarm unit sends alarm, prompt the failure importance and emergency, it is necessary to Urgent emphasis detection process.
When processing unit 2 judges distribution terminal or power distribution network breaks down and receives the feedback signal of fault location module When, the electronic switch closure that will pass through in control unit control maintenance power supply module 102 is powered, by faulty component short circuit, until Untill failture evacuation, the stability of distribution operation has been ensured.
It should be noted that herein, such as first and second or the like relational terms are used merely to a reality Body or operation make a distinction with another entity or operation, and not necessarily require or imply and deposited between these entities or operation In any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to Nonexcludability includes, so that process, method, article or equipment including a series of elements not only will including those Element, but also the other element including being not expressly set out, or it is this process, method, article or equipment also to include Intrinsic key element.In the absence of more restrictions, the key element limited by sentence " including one ", it is not excluded that including Other identical element also be present in the process of the key element, method, article or equipment.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations;Although with reference to the foregoing embodiments The present invention is described in detail, it will be understood by those within the art that:It still can be to foregoing each implementation Technical scheme described in example is modified, or carries out equivalent substitution to which part technical characteristic;And these modification or Replace, the essence of appropriate technical solution is departed from the spirit and scope of various embodiments of the present invention technical scheme.

Claims (6)

  1. A kind of 1. intelligent power distribution network operation Measuring error integration apparatus, it is characterised in that:Including operation detection module (101) and Power supply module (102) is repaired, the operation detection module (101) mainly includes:Processing unit (2), control unit, detection module (1), the detection module (1) includes current sensor and voltage sensor;The current sensor is connected on distribution terminal (100) on circuit, the voltage sensor is connected in the both ends of the distribution terminal (100) in parallel;Processing unit (2) electricity Described control unit, fault level judging unit summation current transformer are connected, the current transformer electrically connects power distribution network;It is described Fault level judging unit electrical connection fault locating module, the fault location module electrically connects invalid alarm unit and failure shows Show unit;The described control unit electrical connection maintenance power supply module (102), the maintenance power supply module (102) mainly include Electronic switch.
  2. A kind of 2. intelligent power distribution network operation Measuring error integration apparatus according to claim 1, it is characterised in that:It is described Processing unit (2) is AT89C51 type single-chip microcomputers.
  3. A kind of 3. intelligent power distribution network operation Measuring error integration apparatus according to claim 1, it is characterised in that:It is described Control unit is EC7800 or RM7800 controllers.
  4. A kind of 4. intelligent power distribution network operation Measuring error integration apparatus according to claim 1, it is characterised in that:It is described Power supply module (102) is repaired by conductor in parallel at the both ends of the operation detection module (101).
  5. A kind of 5. intelligent power distribution network operation Measuring error integration apparatus according to claim 1, it is characterised in that:It is described Processing unit (2) is connected with the fault level judging unit by wireless communication module and radio network gateway.
  6. A kind of 6. intelligent power distribution network operation Measuring error integration apparatus according to claim 1, it is characterised in that:It is described Invalid alarm unit is audible-visual annunciator.
CN201710677180.0A 2017-08-09 2017-08-09 A kind of intelligent power distribution network operation Measuring error integration apparatus Pending CN107404152A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710677180.0A CN107404152A (en) 2017-08-09 2017-08-09 A kind of intelligent power distribution network operation Measuring error integration apparatus

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Application Number Priority Date Filing Date Title
CN201710677180.0A CN107404152A (en) 2017-08-09 2017-08-09 A kind of intelligent power distribution network operation Measuring error integration apparatus

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109459664A (en) * 2018-12-26 2019-03-12 安徽网华信息科技有限公司 A kind of detection of distribution network failure and positioning analysis system

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN204290489U (en) * 2014-11-28 2015-04-22 云南电网公司普洱供电局 A kind of distribution transformer running status sensory perceptual system
CN106443362A (en) * 2016-11-16 2017-02-22 合肥普望电子有限责任公司 Power distribution network fault detection system

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN204290489U (en) * 2014-11-28 2015-04-22 云南电网公司普洱供电局 A kind of distribution transformer running status sensory perceptual system
CN106443362A (en) * 2016-11-16 2017-02-22 合肥普望电子有限责任公司 Power distribution network fault detection system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109459664A (en) * 2018-12-26 2019-03-12 安徽网华信息科技有限公司 A kind of detection of distribution network failure and positioning analysis system

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Application publication date: 20171128

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