CN108233531A - A kind of packaged type low-voltage electric energy mass monitoring system and method - Google Patents

A kind of packaged type low-voltage electric energy mass monitoring system and method Download PDF

Info

Publication number
CN108233531A
CN108233531A CN201611268917.5A CN201611268917A CN108233531A CN 108233531 A CN108233531 A CN 108233531A CN 201611268917 A CN201611268917 A CN 201611268917A CN 108233531 A CN108233531 A CN 108233531A
Authority
CN
China
Prior art keywords
signal
line
unit
gathering unit
monitoring
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
CN201611268917.5A
Other languages
Chinese (zh)
Inventor
张继锋
朱小丽
杨明
周敏捷
陈浩
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.)
KEDA INTELLIGENT ELECTRICAL TECHNOLOGY Co Ltd
CSG Smart Electrical Technology Co Ltd
Original Assignee
KEDA INTELLIGENT ELECTRICAL TECHNOLOGY 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 KEDA INTELLIGENT ELECTRICAL TECHNOLOGY Co Ltd filed Critical KEDA INTELLIGENT ELECTRICAL TECHNOLOGY Co Ltd
Priority to CN201611268917.5A priority Critical patent/CN108233531A/en
Publication of CN108233531A publication Critical patent/CN108233531A/en
Pending legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Remote Monitoring And Control Of Power-Distribution Networks (AREA)

Abstract

The present invention relates to a kind of packaged type low-voltage electric energy mass monitoring systems, signal gathering unit including monitoring main website and multiple packaged types and with function of measuring and taiwan area identification function, the signal gathering unit by main signal collecting unit and it is multiple formed from signal gathering unit, it is described monitoring main website and main signal collecting unit between, monitoring main website and between signal gathering unit use wireless network communication;The main signal collecting unit is mounted at transformer outlet to be monitored on circuit, it is described to be mounted on branched line to be monitored from signal gathering unit, the main signal collecting unit, from carrier communication between signal gathering unit, the external gsm module for being used to implement monitoring line anomalies short message alarm of monitoring main website.The invention also discloses a kind of monitoring methods of packaged type low-voltage electric energy mass monitoring system.The present invention is designed using Portable movable, can meet the detection requirement of different circuits, monitoring method is easy to operate, simple and practicable.

Description

A kind of packaged type low-voltage electric energy mass monitoring system and method
Technical field
The present invention relates to low-voltage network management through quantification technical field, especially a kind of packaged type low-voltage electric energy quality prison Examining system and method.
Background technology
With the development of science and technology with the raising of production level, various power electronic equipments by widely should With the especially application of kinematic nonlinearity load causes have transient state and the reactive power of impact characteristics, power grid in electric system In voltage, current waveform distortion, three-phase imbalance, low-voltage situations such as be on the rise, electric power " pollution " has seriously affected electricity The normal operation of Force system and the stabilization of electrical equipment.
To administer the power quality problem of low-voltage distributing line, circuit power quality problem certainly will be needed to be grasped first Concrete condition, including go wrong line name, particular problem(Three-phase imbalance, low-voltage or certain phase line are at full capacity)With And problem degree(Slightly, it is it should be noted that or serious).However, realize distribution, control, guarantor by electrical instrument and control electric appliance The functions such as shield, monitoring, then a large amount of rely on manually are monitored operation of power networks state, manage, manually calculating with making report Mode obviously can not meet us and grasp the requirement of low-voltage distribution network line condition.With power industry integrated management business need It is continuously improved, the hair for forming network intelligence monitoring system and becoming power distribution network and monitoring is combined with monitoring system using computer network Exhibition trend.
Invention content
The primary and foremost purpose of the present invention is to provide a kind of prison for designing using Portable movable, can meeting different circuits Survey requirement, easy packaged type low-voltage electric energy mass monitoring system convenient and simple for operation.
To achieve the above object, present invention employs following technical schemes:A kind of packaged type low-voltage electric energy quality-monitoring System, the signal gathering unit including monitoring main website and multiple packaged types and with function of measuring and taiwan area identification function, The signal gathering unit by main signal collecting unit and it is multiple formed from signal gathering unit, the monitoring main website and main signal Between collecting unit, monitoring main website and between signal gathering unit use wireless network communication;The main signal acquisition is single Member is mounted at transformer outlet to be monitored on circuit, described to be mounted on branched line to be monitored from signal gathering unit On, the main signal collecting unit, from carrier communication between signal gathering unit, main website is external is used to implement monitoring for the monitoring The gsm module of line anomalies short message alarm.
The monitoring main website includes server farm and Terminal Server Client, and the server farm is by communication server, number It is formed according to library server, application server, relational database and real-time data base, the Terminal Server Client is by multiple work station groups Into, the communication server respectively with main signal collecting unit, multiple from signal gathering unit, database server two-way News, the database server respectively with relational database, real-time data base, application server, Terminal Server Client both-way communication, The application server and gsm module both-way communication.
The main signal collecting unit is identical with the circuit from signal gathering unit;The main signal collecting unit includes micro- Processor, signal input part are connected with the signal output end of A/D modular converters, the signal input part of the A/D modular converters Current transformer for acquiring power grid three-phase current signal and mutual for acquiring the voltage of power grid three-phase voltage signal is connect respectively Sensor, the signal output end of the microprocessor are connected with the control terminal of relay, and the microprocessor passes through relay and electricity Pressure mutual inductor input terminal be connected, the microprocessor respectively with GPRS module, carrier module and human-computer interaction module two-way News.
The current transformer is built in current clamp, and the current clamp is set in the required three-phase and four-line circuit monitored A, in B, C phase and N phase cables;The input terminal of the voltage transformer by voltage folder be directly accessed three-phase and four-line circuit A, B, in C phases and N phase cables.
It, should another object of the present invention is to provide a kind of monitoring method of packaged type low-voltage electric energy mass monitoring system Method includes the step of following order:
(1)First, main signal collecting unit is mounted at transformer outlet to be monitored on circuit, it will be from signal gathering unit On branched line to be monitored, main signal collecting unit and the voltage folder from signal gathering unit are directly accessed three-phase four On line circuit A, B, C and N phase cable, main signal collecting unit and the current clamp from signal gathering unit be socketed on circuit A, B, On C and N phase cables;
(2)Generate the electric current side of different characteristic signal between A, B, C and N phase successively by relay from signal gathering unit Wave after main signal collecting unit collects corresponding current pulse signal, is fed back by carrier system to from signal gathering unit Corresponding information, so as to orient from whether the branch residing for signal gathering unit is working as foreground partition, if the branch is not belonging to currently Taiwan area then removes the slave signal gathering unit being mounted in the branch, next to be monitored by being installed to from signal gathering unit Branched line continues to monitor;
(3)After installation is complete for the slave signal gathering unit of all branched lines to be monitored, monitoring main website is according to line topological The main signal collecting unit of structure and installation and the position from signal gathering unit, drawing topological graph are established corresponding line and are opened up Flutter mathematical model;
(4)It main signal collecting unit and is transmitted from signal gathering unit by the line voltage distribution of acquisition, current data amount by GPRS To monitoring main website;
(5)Main website is monitored according to wire topologies, calculates the line loss of each branch, and judges whether line loss exceeded and circuit Whether excess load;
(6)It, will be at exception information short message sending to circuit responsible person by gsm module after monitoring main station judging line anomalies.
The method of the exceeded judgement of the line loss is that monitoring main website is according to the voltage electricity uploaded in real time from signal gathering unit Signal is flowed, using day as the electricity of each branch collection point in the unit statistical unit time, according still further to wire topologies, calculating pair Answer circuit line loss per unit;When line loss per unit is more than preconfigured setting valve, it is judged as that line loss is exceeded.
The judgment method of the circuit excess load is, first, in accordance with line construction standard, to be set to every branched line One line load upper limit current setting valve, when the collected line electricity of slave signal gathering unit installed on this branched line When stream is more than the setting range of setting valve, current line excess load is judged.
As shown from the above technical solution, the signal gathering unit in the present invention, including main signal collecting unit and from signal Collecting unit is designed using Portable movable, can meet the detection requirement of different circuits, monitoring method is easy to operate, simply It is easy;Signal gathering unit has taiwan area identification function, can be to identify circuit in installation, and due to low-voltage circuit, user is more, knot Structure is complicated, and only under the premise of correctly identification circuit relationship, circuit correctly could be monitored;It monitors main website and uses C/ S structure designs, it is powerful, and gsm module is equipped with, user can quickly, safely, comprehensively be understood and grasped by this platform The state of area under one's jurisdiction low-voltage distributing line obtains line anomalies information immediately, reduces artificial investigation workload.
Description of the drawings
Fig. 1,3 are system composition schematic diagram of the invention;
Fig. 2 is the circuit block diagram of main signal collecting unit in the present invention.
Specific embodiment
As shown in Figure 1, a kind of packaged type low-voltage electric energy mass monitoring system, including monitoring main website 30 and multiple removable Dynamic formula and the signal gathering unit with function of measuring and taiwan area identification function, the signal gathering unit are acquired single by main signal Member 10 and it is multiple formed from signal gathering unit 20, it is described monitoring main website 30 and main signal collecting unit 10 between, monitoring main website 30 and between signal gathering unit 20 use wireless network communication;The main signal collecting unit 10 is mounted on to be monitored It is described to be mounted on branched line to be monitored from signal gathering unit 20 at transformer outlet on circuit, herein, branch's branch Road includes cable branch box, power circuit end, high-power load access point or user's focus of low-voltage circuit etc., described Main signal collecting unit 10, from carrier communication between signal gathering unit 20, main website 30 is external is used to implement monitoring for the monitoring The gsm module 40 of line anomalies short message alarm.The taiwan area recognition methods is by carrier communication separate spy different with generation The mode that the current pulse signal of sign is combined avoids traditional taiwan area recognition methods, and platform is identified only by carrier system During area's information, the drawbacks of across the taiwan area erroneous judgement of closely located taiwan area.The separate feature refers to produce respectively between A, B, C and N phase The current pulse signal of raw different pulse widths.
As shown in figure 3, the monitoring main website 30 includes server farm 31 and Terminal Server Client 32, using C/S frameworks, institute Server farm 31 is stated by communication server, database server, application server, relational database and real-time data base group Into, the Terminal Server Client 32 is made of multiple work stations, the communication server respectively with main signal collecting unit 10, multiple From signal gathering unit 20, database server both-way communication, the database server counts respectively with relational database, in real time According to library, application server, 32 both-way communication of Terminal Server Client, the application server and 40 both-way communication of gsm module.Work station It is the primary human interface of low pressure power information monitoring, can configure work person's work station, engineer work station etc..Server farm 31 System is using windows operating systems, server farm 31 are set in Client/Server patterns currently popular It is standby, it is the data core of low pressure power information monitoring system.Communication server is communicated with field acquisition unit, realizes data acquisition Interaction;Database server stores all data, including parameter configuration, warning information, Operation and Maintenance record, collection in worksite number According to etc.;Application server be the control of system, maintenance, analysis, statistics data center, external gsm module 40 realizes abnormal Information SMS alarm function.
As shown in Fig. 2, the main signal collecting unit 10 is identical with the circuit from signal gathering unit 20;The main signal Collecting unit 10 includes microprocessor, and signal input part is connected with the signal output end of A/D modular converters, the A/D conversions The signal input part of module meets the current transformer CT i.e. shown in Fig. 2 for acquiring power grid three-phase current signal and is used for respectively Acquire voltage transformer, that is, PT shown in Fig. 2 of power grid three-phase voltage signal, the signal output end and relay of the microprocessor The control terminal of device is connected, and the microprocessor is connected by relay with the input terminal of voltage transformer, passes through orderly control A, between B, C three-phase and N phases relay break-make, generate with separate feature current square wave model, main signal collecting unit 10th, collected current impulse information is interacted by carrier communication mode between signal gathering unit 20, realizes taiwan area identification. The microprocessor respectively with GPRS module, carrier module and human-computer interaction module both-way communication, the human-computer interaction module packet Button and liquid crystal display are included, the master and slave operating mode of equipment can be set by key-press input, taiwan area can be shown by liquid crystal display Identification information.Voltage signal accesses the input terminal of power module, converts output 12V power supplys through overvoltage and powers for whole equipment. Signal gathering unit is designed using open type, and using high magnetic conduction nickel steel or silicon steel, the linearity is good, high sensitivity, stability are good.It adopts It is fixed with hand-wring type screw, without additional setting tool;Shell is designed using metal shell, the waterproof of guarantee signal acquisition terminal, Dust-proof, sun-proof performance meets outdoor demand;Built-in sim card slot supports GPRS communications;Have miniature communication manager, can configure Access system equipment stipulations.
The current transformer is built in current clamp, and the current clamp is set in the required three-phase and four-line circuit monitored A, in B, C phase and N phase cables;The input terminal of the voltage transformer by voltage folder be directly accessed three-phase and four-line circuit A, B, in C phases and N phase cables.Low-voltage line trackside voltage and current is accessed by power grid by the current clamp of voltage folder and open type, Realize packaged type design.The mounting means of main signal collecting unit is identical with the mounting means from signal gathering unit.It needs The quantity of the main signal collecting unit 10 of installation is consistent with the number transformer that needs monitor, and needs to be mounted from signal acquisition list The quantity of member 20 is consistent with the circuit focus quantity that needs monitor.
Work station is the primary human interface of low pressure power information monitoring, is connected by local area network remote database direct Access database server.Operator workstation, engineer work station etc. can be configured to according to field demand.Operator workstation Working condition and all kinds of operation informations for centralized displaying monitoring device, and can the various warning information of real-time display, meanwhile, use The various operations at family are all completed on the work.User can also carry out inquiry and the statistics of Various types of data by work station;Also For carrying out system permission distribution and management, into administrative staff, the management of equipment, the management works such as data statistics, report are carried out, and The data such as corresponding all kinds of reports are printed by printer.Engineer work station is used for the change and configuration of systematic parameter, such as Set line load upper limit setting valve etc..When permission is permitted, it can also act as operator workstation, complete identical work( Energy.
Under the situation do not have a power failure from signal gathering unit in circuit, not broken, dispersion is installed on low-voltage circuit cable point Branch case, power circuit end, high-power load access point or user's focus etc., it is quick to detect circuit size of current, acquisition Electric parameter is sent to monitoring main website 30 by GPRS, realizes circuit on-line monitoring.
This monitoring method includes the step of following order:
(1)First, main signal collecting unit 10 is mounted at transformer outlet to be monitored on circuit, it will be from signal acquisition list Member 20 is mounted on branched line to be monitored, and main signal collecting unit 10 and the voltage folder from signal gathering unit 20 directly connect Enter on three-phase line A, B, C and N phase cable, main signal collecting unit 10 and the current clamp from signal gathering unit 20 are socketed on On circuit A, B, C and N phase cable;N phases are the zero curves of three-phase and four-line circuit;
(2)Generate the electric current side of different characteristic signal between A, B, C and N phase successively by relay from signal gathering unit 20 Wave, after main signal collecting unit 10 collects corresponding current pulse signal, by carrier system to from signal gathering unit 20 Corresponding information is fed back, so as to orient from whether the branch residing for signal gathering unit 20 is working as foreground partition, if the branch does not belong to In working as foreground partition, then the slave signal gathering unit 20 being mounted in the branch is removed, will be installed to down from signal gathering unit 20 One branched line to be monitored continues to monitor;
(3)After installation is complete for the slave signal gathering unit 20 of all branched lines to be monitored, monitoring main website 30 is according to circuit The main signal collecting unit 10 of topological structure and installation and from the position of signal gathering unit 20, drawing topological graph are established pair Answer line topological mathematical model;
(4)It main signal collecting unit and is transmitted from signal gathering unit by the line voltage distribution of acquisition, current data amount by GPRS To monitoring main website 30;
(5)Main website 30 is monitored according to wire topologies, calculates the line loss of each branch, and judges whether line loss exceeded and line Road whether excess load;
(6)After monitoring main website 30 judges line anomalies, by gsm module 40 by exception information short message sending to circuit responsible person Place, become more meticulous so that line management personnel are extra-heavy to circuit line loss exception or circuit analysis and abnormal situation are quickly arranged It looks into.
The method of the exceeded judgement of the line loss is that monitoring main website 30 is according to the voltage uploaded in real time from signal gathering unit Current signal using day as the electricity of each branch collection point in the unit statistical unit time, according still further to wire topologies, calculates Corresponding line line loss per unit;When line loss per unit is more than preconfigured setting valve, it is judged as that line loss is exceeded.For example, two buss lines line Loss rate=(Circuit originates collection point electricity-line end collection point electricity)/ circuit originates collection point electricity, branched line line loss Rate=(the sum of the preceding collection point electricity of branch point-all branched lines starting collection point electricity) preceding collection point electricity of/branch point.
The judgment method of the circuit excess load is, first, in accordance with line construction standard, to be set to every branched line One line load upper limit current setting valve, when the collected line electricity of slave signal gathering unit installed on this branched line When stream is more than the setting range of setting valve, current line excess load is judged.
After the low-tension transformer monitored is without exception, all signal gathering units under the dismountable transformer lines, Installation to next low-tension transformer continues to monitor.
In conclusion the present invention using main signal collecting unit, from equipment such as signal gathering units to power distribution station and line Road key point is monitored, and using the GPRS communication technologys, data are carried out remote transparent transmission, is equipped with monitoring main website 30, will be adopted The data that collection comes are analyzed, are stored, when breaking down or exception occur, to relevant person in charge mobile phone-SMS alarm.Main letter Number collecting unit is designed from signal gathering unit using Portable movable, can meet the detection requirement of different circuits, monitoring Method is easy to operate, simple and practicable.

Claims (7)

1. a kind of packaged type low-voltage electric energy mass monitoring system, it is characterised in that:Including monitoring main website and multiple removable Formula and the signal gathering unit with function of measuring and taiwan area identification function, the signal gathering unit is by main signal collecting unit It is formed with multiple from signal gathering unit, between the monitoring main website and main signal collecting unit, monitors main website with being adopted from signal Wireless network communication is used between collection unit;The main signal collecting unit is mounted on circuit at transformer outlet to be monitored On, described to be mounted on branched line to be monitored from signal gathering unit, the main signal collecting unit, from signal acquisition list Carrier communication between member, the external gsm module for being used to implement monitoring line anomalies short message alarm of monitoring main website.
2. packaged type low-voltage electric energy mass monitoring system according to claim 1, it is characterised in that:The monitoring main website Including server farm and Terminal Server Client, the server farm is by communication server, database server, application service Device, relational database and real-time data base composition, the Terminal Server Client are made of multiple work stations, the communication server point Not with main signal collecting unit, multiple from signal gathering unit, database server both-way communication, the database server point Not with relational database, real-time data base, application server, Terminal Server Client both-way communication, the application server and GSM moulds Block both-way communication.
3. packaged type low-voltage electric energy mass monitoring system according to claim 1, it is characterised in that:The main signal is adopted It is identical with the circuit from signal gathering unit to collect unit;The main signal collecting unit includes microprocessor, signal input part It is connected with the signal output end of A/D modular converters, the signal input part of the A/D modular converters connects to acquire power grid three respectively The current transformer of phase current signal and the voltage transformer for acquiring power grid three-phase voltage signal, the letter of the microprocessor Number output terminal is connected with the control terminal of relay, and the microprocessor is connected by relay with the input terminal of voltage transformer, The microprocessor respectively with GPRS module, carrier module and human-computer interaction module both-way communication.
4. packaged type low-voltage electric energy mass monitoring system according to claim 3, it is characterised in that:The Current Mutual Inductance Device is built in current clamp, and the current clamp is set in required A, B, C phase of three-phase and four-line circuit monitored and N phase cables On;The input terminal of the voltage transformer is directly accessed A, B, C phase of three-phase and four-line circuit and N phase cables by voltage folder On.
5. a kind of monitoring method of packaged type low-voltage electric energy mass monitoring system as described in claim 1, this method include The step of following order:
(1)First, main signal collecting unit is mounted at transformer outlet to be monitored on circuit, it will be from signal gathering unit On branched line to be monitored, main signal collecting unit and the voltage folder from signal gathering unit are directly accessed three-phase four On line circuit A, B, C and N phase cable, main signal collecting unit and the current clamp from signal gathering unit be socketed on circuit A, B, On C and N phase cables;
(2)Generate the electric current side of different characteristic signal between A, B, C and N phase successively by relay from signal gathering unit Wave after main signal collecting unit collects corresponding current pulse signal, is fed back by carrier system to from signal gathering unit Corresponding information, so as to orient from whether the branch residing for signal gathering unit is working as foreground partition, if the branch is not belonging to currently Taiwan area then removes the slave signal gathering unit being mounted in the branch, next to be monitored by being installed to from signal gathering unit Branched line continues to monitor;
(3)After installation is complete for the slave signal gathering unit of all branched lines to be monitored, monitoring main website is according to line topological The main signal collecting unit of structure and installation and the position from signal gathering unit, drawing topological graph are established corresponding line and are opened up Flutter mathematical model;
(4)It main signal collecting unit and is transmitted from signal gathering unit by the line voltage distribution of acquisition, current data amount by GPRS To monitoring main website;
(5)Main website is monitored according to wire topologies, calculates the line loss of each branch, and judges whether line loss exceeded and circuit Whether excess load;
(6)It, will be at exception information short message sending to circuit responsible person by gsm module after monitoring main station judging line anomalies.
6. monitoring method according to claim 5, it is characterised in that:The method of the exceeded judgement of the line loss is to monitor Main website is according to the voltage and current signal uploaded in real time from signal gathering unit, using day as each branch in the unit statistical unit time The electricity of collection point according still further to wire topologies, calculates corresponding line line loss per unit;When line loss per unit is more than preconfigured adjusts During value, it is judged as that line loss is exceeded.
7. monitoring method according to claim 5, it is characterised in that:The judgment method of the circuit excess load is, first First according to line construction standard, a line load upper limit current setting valve is set to every branched line, when this branch line When the collected line current of slave signal gathering unit of road installation is more than the setting range of setting valve, judge that current line surpasses Load.
CN201611268917.5A 2016-12-31 2016-12-31 A kind of packaged type low-voltage electric energy mass monitoring system and method Pending CN108233531A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201611268917.5A CN108233531A (en) 2016-12-31 2016-12-31 A kind of packaged type low-voltage electric energy mass monitoring system and method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201611268917.5A CN108233531A (en) 2016-12-31 2016-12-31 A kind of packaged type low-voltage electric energy mass monitoring system and method

Publications (1)

Publication Number Publication Date
CN108233531A true CN108233531A (en) 2018-06-29

Family

ID=62656410

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201611268917.5A Pending CN108233531A (en) 2016-12-31 2016-12-31 A kind of packaged type low-voltage electric energy mass monitoring system and method

Country Status (1)

Country Link
CN (1) CN108233531A (en)

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109245109A (en) * 2018-10-10 2019-01-18 广州德昊电力科技有限公司 A kind of power supply low-voltage early warning system and method
CN109254183A (en) * 2018-09-07 2019-01-22 国网安徽省电力有限公司淮南供电公司 A kind of metering system for ring network cabinet
CN109613329A (en) * 2018-12-25 2019-04-12 国网湖南省电力有限公司 A kind of fine line loss analysis system
CN109613354A (en) * 2018-11-19 2019-04-12 吉林科创电力有限公司 A kind of power quality wireless monitor system and its monitoring method
CN109633327A (en) * 2018-12-25 2019-04-16 国网湖南省电力有限公司 A kind of area's intelligence line loss analytical equipment
CN109633326A (en) * 2018-12-25 2019-04-16 国网湖南省电力有限公司 A kind of detachable line loss analysis system
CN109633328A (en) * 2018-12-25 2019-04-16 国网湖南省电力有限公司 A kind of fixed line loss monitoring and analyzing system
CN109782060A (en) * 2018-12-25 2019-05-21 国网湖南省电力有限公司 A kind of lean line loss analysis system
CN110007636A (en) * 2019-05-14 2019-07-12 张轩宁 A kind of internet-of-things terminal based on power grid acquires equipment in real time
CN110907719A (en) * 2019-11-05 2020-03-24 深圳供电局有限公司 Low-voltage line subsection line loss real-time monitoring device and method
CN112486056A (en) * 2020-10-30 2021-03-12 国网山东省电力公司日照供电公司 Cell dual-power operation mode detection device and working method thereof

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202712974U (en) * 2012-06-12 2013-01-30 上海市电力公司 Power utilization information acquisition system
CN104092481A (en) * 2014-07-17 2014-10-08 江苏林洋电子股份有限公司 Method for distinguishing power distribution area and phase through voltage characteristics
CN104635029A (en) * 2015-01-29 2015-05-20 国网上海市电力公司 Movable electricity acquisition terminal adopting carrier communication and electricity acquisition method
CN204440768U (en) * 2015-01-04 2015-07-01 国家电网公司 A kind of low-voltage platform area simulation and training system based on rural power grids intelligent type low-voltage panel box
EP2963771A1 (en) * 2014-07-02 2016-01-06 Schneider Electric Industries SAS Modular telecontrol equipment
CN106026408A (en) * 2016-07-30 2016-10-12 山东信通电子股份有限公司 Low-voltage transformer area physical topology online generating and real-time monitoring method and system

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202712974U (en) * 2012-06-12 2013-01-30 上海市电力公司 Power utilization information acquisition system
EP2963771A1 (en) * 2014-07-02 2016-01-06 Schneider Electric Industries SAS Modular telecontrol equipment
CN104092481A (en) * 2014-07-17 2014-10-08 江苏林洋电子股份有限公司 Method for distinguishing power distribution area and phase through voltage characteristics
CN204440768U (en) * 2015-01-04 2015-07-01 国家电网公司 A kind of low-voltage platform area simulation and training system based on rural power grids intelligent type low-voltage panel box
CN104635029A (en) * 2015-01-29 2015-05-20 国网上海市电力公司 Movable electricity acquisition terminal adopting carrier communication and electricity acquisition method
CN106026408A (en) * 2016-07-30 2016-10-12 山东信通电子股份有限公司 Low-voltage transformer area physical topology online generating and real-time monitoring method and system

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109254183A (en) * 2018-09-07 2019-01-22 国网安徽省电力有限公司淮南供电公司 A kind of metering system for ring network cabinet
CN109245109A (en) * 2018-10-10 2019-01-18 广州德昊电力科技有限公司 A kind of power supply low-voltage early warning system and method
CN109245109B (en) * 2018-10-10 2021-09-21 广州德昊电力科技有限公司 Power supply low-voltage early warning system and method
CN109613354A (en) * 2018-11-19 2019-04-12 吉林科创电力有限公司 A kind of power quality wireless monitor system and its monitoring method
CN109633328A (en) * 2018-12-25 2019-04-16 国网湖南省电力有限公司 A kind of fixed line loss monitoring and analyzing system
CN109633326A (en) * 2018-12-25 2019-04-16 国网湖南省电力有限公司 A kind of detachable line loss analysis system
CN109633327A (en) * 2018-12-25 2019-04-16 国网湖南省电力有限公司 A kind of area's intelligence line loss analytical equipment
CN109782060A (en) * 2018-12-25 2019-05-21 国网湖南省电力有限公司 A kind of lean line loss analysis system
CN109613329B (en) * 2018-12-25 2021-09-17 国网湖南省电力有限公司 Fine line loss analysis system
CN109633327B (en) * 2018-12-25 2021-09-21 国网湖南省电力有限公司 Intelligent line loss analysis device for transformer area
CN109613329A (en) * 2018-12-25 2019-04-12 国网湖南省电力有限公司 A kind of fine line loss analysis system
CN109782060B (en) * 2018-12-25 2021-09-21 国网湖南省电力有限公司 Lean line loss analysis system
CN110007636A (en) * 2019-05-14 2019-07-12 张轩宁 A kind of internet-of-things terminal based on power grid acquires equipment in real time
CN110907719A (en) * 2019-11-05 2020-03-24 深圳供电局有限公司 Low-voltage line subsection line loss real-time monitoring device and method
CN112486056A (en) * 2020-10-30 2021-03-12 国网山东省电力公司日照供电公司 Cell dual-power operation mode detection device and working method thereof

Similar Documents

Publication Publication Date Title
CN108233531A (en) A kind of packaged type low-voltage electric energy mass monitoring system and method
CN102435871A (en) On-line monitoring system for data collection of electric arresters based on GPS (Global Positioning System) synchronization
CN107167680B (en) RTDS-based power distribution network distributed test system
CN107317397B (en) Power carrier communication-based Internet of things power supply management system and method
CN109861394A (en) A kind of Substation secondary circuit condition monitoring system
CN104410169A (en) Intelligent and online area monitoring system and implementation method thereof
CN109697576A (en) A kind of area's line loss exception analysis system
CN102621959A (en) Non-electricity monitoring terminal equipment, management equipment and monitoring device for distribution transformer room
CN108768296A (en) A kind of photovoltaic module monitoring method
CN104077934A (en) Integrated training platform for intelligent substation secondary system
CN103066693A (en) Intelligent terminal for power distribution network
CN103926891A (en) System and method for monitoring mobile communication machine room and base station power environment devices
CN106530653B (en) Power information acquisition method
CN108134453A (en) A kind of early warning alarm method of intelligent power distribution room monitoring system
CN202676797U (en) Arc extinction resonance extinction and overvoltage protection device on-line monitoring system
CN203164360U (en) Transformer device insulation online monitoring system
CN111142059A (en) Intelligent detection device and method for PT unit of outdoor ring main unit
CN203502504U (en) Electric power circuit line loss real time monitoring system based on internet of things
CN206115680U (en) Use electric information collection device
CN202009165U (en) Intelligent direct current power supply distribution row cabinet
CN115296401A (en) Low-voltage transformer area intelligent monitoring system and monitoring method
CN203894972U (en) Integrated training platform for secondary system of intelligent transformer station
CN103616587A (en) On-line type electric energy comprehensive quality analysis meter
CN106329729A (en) Intelligent power distribution terminal based on distributed type virtual plug-in
CN204334123U (en) Intelligent power network power transmission and transforming equipment on-Line Monitor Device

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
WD01 Invention patent application deemed withdrawn after publication
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20180629