CN103632224A - Automatic management system of electric power meter - Google Patents
Automatic management system of electric power meter Download PDFInfo
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- CN103632224A CN103632224A CN201310613545.5A CN201310613545A CN103632224A CN 103632224 A CN103632224 A CN 103632224A CN 201310613545 A CN201310613545 A CN 201310613545A CN 103632224 A CN103632224 A CN 103632224A
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Abstract
An automatic management system of an electric power meter is used for realizing unified monitoring and distributed management for electric power equipment in a manner that an electric power department transfers electric power system data acquired by industrial and civil electric power meters to centralized monitoring centers in localities, cities and provinces in real time. The system can be divided into three parts, i. e., a main station, a communication channel and acquisition equipment according to a deployment position, consists of electric power meter data acquisition points positioned in a power distribution center in the electricity bureau and electric power meter data acquisition points positioned in cells, and transfers electric power meter data through a GPRS/GSM network by utilizing the GPRS/GSM network. All electric power meters in the cells are firstly connected to an electric power meter centralizer, electricity consumption data of residents are transferred to the electric power meter centralizer by a multi-rate electric power meter via 485, the electric power meter centralizer is connected with a GPRS transparent data transmission terminal via an RS232 port, electric power meter data are sent to the GPRS data network of the China Mobile after being subjected to protocol encapsulation, and the data are transmitted to a power distribution data center through the GPRS data network, so that real-time online connection between the electric power meter data and a data center system is realized.
Description
Technical field
What the present invention relates to is the automated management system of electric instrument, and key content is the research of the management system of the aspects such as data acquisition, cumulative statistics and line loss analyzing that are applied to electric energy meter.
Background technology
At present, the mode that the user of China urban and rural residents copies ammeter, water meter and gas meter is all manual metering substantially, by meter reading personnel, monthly makes an inventory from door to door water meter, ammeter, gas meter.The mode of this backwardness, consumes a large amount of human and material resources, and the accuracy large, image data of the time span of image data is low.Therefore, after national departments concerned regulation, by progressively take computing machine, replace traditional manual metering as basic Automatic meter reading system.
The present invention is the important means of community, apartment intelligent management.In the past, check meter and adopt traditional manual mode, time-consuming, efficiency is low.Along with the fast development of infotech, the function of Software Development Platform is become stronger day by day, and many fields start to be widely used the Intellectual Information System of exploitation gradual perfection.Because its system has been utilized the advantage of computer information management---convenient, fast, accurate, be day by day subject to people's favor.
The present invention organically combines multiple technologies, the 3DES encryption of utilization GPRS technology, low-voltage carrier communication technology, intelligence (CPU) IC-card technology, the current international practice and Password Management technology, database management technology, wired/wireless communication network technology, the advantage of comprehensive multiple application system, when realizing pre-payment electrical management, make system still possess long distance centralized automatic meter-reading, the function of monitoring.For power supply enterprise's round Realization " is copied " " core " " receipts " robotization, improve efficiency of operation, evade electricity charge risk, technical support more is reliably provided.
Summary of the invention
The present invention has realized the collection of all types of power consumers has been covered comprehensively, and user's all kinds of electricity consumption characteristic informations are realized in all directions and being gathered, and meets the business requirement of all kinds of sales service patterns, meets the requirement of all departments at different levels of Utilities Electric Co. operation control.The construction of communication port be take and met system requirements as starting point, consider that technology maturation, real-time, communication security, distribution range, system can be safeguarded, engineering construction is simple and easy, the factor such as cost economic and To enterprises development, according to the reality of Ge Wangsheng company, select the component communication network platform, for automated management system provides reliable and stable data exchange channels.Communication port schematic diagram as shown in Figure 1.
(1) be easy to install
Refer to that equipment relevant in communication network is when first installation, fault or cycle rotation, install and the complexity of parameter configuration.Be mainly manifested in the plug and pull characteristic and network system self-adapting ability of various device.
(2) be easy to safeguard
Refer to when change occurs system applies demand the complexity of measuring instrument and system maintenance.When there is change because of pricing system or billing cycle, the online or off-line adjustment of the rate structure causing and freeze-off time.
(3) system compatibility
The compatibility of finger to various collections in acquisition system and transmission terminal communication mode, and the development that can adapt to future communications technology.
(4) standardized interface
Interconnecting interface between each equipment of communications network system should adopt standard connector or de facto standards connector.
(5) integrated communication
Communications network system is to gather the carrier of communicating by letter between main website, acquisition terminal, gauging table, difference due to regulatory requirement and user's character, the communication channel medium difference that can adopt between three is very large, for keeping the selectivity of the data acquisition function of main station system, set up integrated communication mechanism, guaranteeing to gather main website can communicate by letter with measurement meter with acquisition terminal pellucidly by the unified mode of standard.
(6) economy
Communications network system is meeting system requirements and is basing on future on the basis of developing, and selected network system should have relatively good economy.
For adapting to the needs of various communication modes, between main website data acquisition server and concentrator, set up a communications platform.Communications platform exists with the form of bridge, the message exchange between overall treatment conversion acquisition server and telecommunications network.Between communications platform and main website acquisition server, in IP network mode, be connected, communications platform adopts the mode adapting to communicate by letter with concentrator according to telecommunication network situation after processing conversion.Realize the transparent communication between acquisition server and concentrator, the communication mode difference of shielding telecommunication.The addressing mode of acquisition server to concentrator: after IP link establishment, as physical link, be that destination address carries out addressing according to concentrator logical address, communications platform is selected corresponding telecommunication mode forwarding information according to concentrator logical address.
The present invention realizes the collection to all user power utilization information, has comprised large-scale special change user, middle-size and small-size special change user, the user of urban and rural residents, and user is large in number and widely distributed, and power utilization environment is different, and the telepak that can arrive is different, and field erected terminal type is different.Although object and channel are different, the demand realizing according to the principle of intensive, unified, standard and sales service function, builds unified power information acquisition platform, realizes comprehensive covering of power consumer on a platform.
The acquisition mode and the on-site supervision demand that native system are gathered to power consumer power information classifying content, information arrange as table 1:
Table 1 user profile acquisition mode
Data communication network of the present invention meets reliable and stable technical characteristic, class communication network is organic forms by telecommunication and local communication two for the transmission of complete image data, provides respectively the on-the-spot all kinds of acquisition terminals of power consumer to the remote data transmission communication between system main website and acquisition terminal to the communication between acquisition target (ammeter).By telecommunication, the acquisition terminal equipment room of system main website and user's side is set up and is contacted, and assigns instruction and parameter information, collects user power utilization information.Current, can mainly contain following three kinds for the communication resource of automatic meter reading system Develop Data transmission:
1. the own wireless special-purpose number of 230MHz of power marketing passes net.
2. the GPRS/CDMA virtual private wireless data transmission network that public operator provides;
3. the own distribution line optical fiber dedicated communications network of Utilities Electric Co..
Local communication is power line carrier (arrowband, broadband) communication pattern, and wherein power line carrier communication is divided into again arrowband and broadband two classes.Bandwidth carrier technology is for the communication connection between concentrator and collector, and narrowband carrier technology is for the communication connection between concentrator and resident's electric energy meter.Low voltage power line carrier is realized the long-distance meter-reading system of electric energy meter data communication, and carrier wave concentrator and multichannel carrier terminal include carrier communication interface, and communication interface is connected with electrical network with a phase line by N line.Because load distribution is on different u, v, w three-phase, so multichannel carrier terminal need be respectively from u, v, w coupling signal, and corresponding same carrier wave concentrator needs by switch, and signal is coupled on u, v, w three-phase respectively.Within the scope of one station power distribution transformer with a carrier wave concentrator.And a carrier wave concentrator can be with 256 multichannel carrier terminals, can be distributed on three-phase arbitrarily.In power line network, directly transmission of digital signals, wants treated simulating signal but transmit.This processing procedure is modulation, and modulation system has frequency shift keying (FSK) and extension frequency carrier (SSC) mode.Because spread spectrum is by the wider carrier frequency of signal loading to frequency band, therefore decay is less, and antijamming capability is strong, and reliability is high.
The present invention can provide sufficient Information Assurance for the business function of the marketing management that realizes, for system provides timely, complete, basic data accurately, can provide following business support and information service for following vocational work:
Automatic data logging: realize remote automatic meter reading, obtain and to meet the electricity charge charging needed whole Electro-metering data of entering an item of expenditure in the accounts, especially provide technical guarantee to the execution of step price;
Forward purchasing electric control: user purchases that telecommunications breath issues in advance, dump energy inquiry, purchase electric information indicating, forward purchasing electric control (tripping operation, allow to close a floodgate) in advance;
Forward purchasing fulgurite reason and the electricity charge are reclaimed: the customer charge that system provides is controlled basic function, for realizing forward purchasing fulgurite reason and the collection electricity charge, provide effective technological means;
Ordered electric is controlled: according to ordered electric scheme, the power load of power consumer is controlled in order.
Power information is comprehensively analyzed: system is to complete collections of power information such as user power utilization load, electric weight, for Power customer relationship management and power sale market analysis provide data foundation;
Line loss management: system is by gathering all standing power information of large user, industry and commerce user, the user He Tai of urban and rural residents district's distribution transforming, intactly realize distribution line energy information and entirely gather, for scientifically accurately realizing layering, dividing potential drop, subregion line loss automatic statistical analysis and appraisal management, established solid technical foundation on this basis.
Accompanying drawing explanation
Fig. 1 is communication port schematic diagram; Fig. 2 is system logic Organization Chart; Fig. 3 is system physical structure figure.
Embodiment
The specific embodiment of the invention is referring to Fig. 2 and Fig. 3, system logic Organization Chart as shown in Figure 2, system physical structure figure as shown in Figure 3, from the embodiment of logical architecture and two angles explanation native systems of physical structure:
Logical architecture figure explanation:
1. system is logically divided into main website layer, communication channel layer, three level of collecting device layer.System is by the mode of interface, and unified and marketing application system is carried out interface with other application system, and marketing application system refers to marketing management business application system, and system is in addition referred to as other application system.
2. main website layer is divided into again service application, data acquisition, control execution, preposition communication scheduling, several major parts of data base administration.Service application realizes the various applied business logics of system; The power information of acquisition terminal is responsible in data acquisition, and responsible protocol analysis; Controlling execution is that the terminal of band control function is carried out to relevant control operation; Preposition communication scheduling is management that various and telecommunication mode terminal are communicated and scheduling etc.
3. the tie of communication channel Ceng Shi main website and collecting device, provides various available wired and wireless communication channel ，Wei main websites and the information interaction of terminal that link basis is provided.The main communication channel adopting has: optical fiber private network, GPRS/CDMA wireless public network, 230MHz wireless private network.
4. collecting device layer is the information bottom of system, the original power information of being responsible for collecting and providing whole system, this layer can be divided into terminal sublayer and metering outfit sublayer, for low-voltage collecting meter reading part, may there is various ways, comprise concentrator+electric energy meter and concentrator+collector+electric energy meter etc.The information of user's metering outfit is collected in terminal sublayer, process and freeze relevant data, and realization and upper strata main website is mutual; Metering outfit layer is realized the functions such as Electro-metering.
Physical structure figure explanation:
1. system can be divided into main website, communication channel, collecting device three parts according to deployed position physically, the wherein independent networking of system main website parts of suggestions, adopt fire wall to carry out safe isolation with marketing application system and other application system and public network channel, guarantee the information security of system.
2. the physical arrangement of main website network is mainly comprised of database server, disk array, application server, front server, interface server, workstation, gps clock, firewall box and the relevant network equipment.
3. communication channel refers to the telecommunication channel between system main website and terminal, mainly comprises fiber channel, GPRS/CDMA common network channel, 230MHz wireless power dedicated channel etc.
4. collecting device refers to and is arranged on on-the-spot terminal and metering outfit, mainly comprises special transformer terminals, remote multifunctional table, concentrator, collector and electric energy meter meter etc.
Claims (5)
1. electric instrument automated management system, is characterized in that: comprise that equipment controls the main website of software and database, is connected the Modem(modulator-demodular unit of main website and collecting device), be connected the acquisition terminal of concentrator, connection concentrator and the electric instrument of acquisition terminal data.
2. electric instrument automated management system according to claim 1, is characterized in that: main website controls the computer of software by an equipment and the computer of an equipment database forms.
3. according to a claim 1 electric instrument automated management system, it is characterized in that: Modem(modulator-demodular unit) be responsible for connecting main website and collecting device.
4. electric instrument automated management system according to claim 1, is characterized in that: concentrator is responsible for connecting acquisition terminal.
5. electric instrument automated management system according to claim 1, is characterized in that: acquisition terminal is responsible for connecting concentrator and electric instrument.
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| CN201310613545.5A CN103632224A (en) | 2013-11-28 | 2013-11-28 | Automatic management system of electric power meter |
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| CN201310613545.5A CN103632224A (en) | 2013-11-28 | 2013-11-28 | Automatic management system of electric power meter |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104299409A (en) * | 2014-11-07 | 2015-01-21 | 四川慧盈科技有限责任公司 | Automatic management device for residential electricity consumption data |
| CN104378175A (en) * | 2014-11-13 | 2015-02-25 | 国家电网公司 | High speed and low speed communication compatible system and method in electricity information acquisition system |
| CN104794582A (en) * | 2015-04-30 | 2015-07-22 | 国网辽宁省电力有限公司大连供电公司 | Power information acquiring and managing system based on wireless private power network |
| CN104952235A (en) * | 2015-07-16 | 2015-09-30 | 河南行知专利服务有限公司 | Power transmission line monitoring and loss reducing method |
| CN105407132A (en) * | 2015-10-13 | 2016-03-16 | 国网山东省电力公司电力科学研究院 | Acquisition terminal communication parameter setting method and acquisition terminal communication parameter setting system according to regions |
| CN106411559A (en) * | 2016-05-24 | 2017-02-15 | 国网山东省电力公司阳信县供电公司 | Low voltage transformer area anti-electricity-stealing diagnosis system |
| CN109040262A (en) * | 2018-08-10 | 2018-12-18 | 胡书恺 | A kind of unified acquisition system and its acquisition method of wide area industrial control network |
| CN110176134A (en) * | 2019-05-27 | 2019-08-27 | 深圳供电局有限公司 | Smart electric meter charging system based on 5G communication |
| CN110519866A (en) * | 2019-07-24 | 2019-11-29 | 浙江华云信息科技有限公司 | Communication system and its network-building method based on 230MHz microgrid |
| CN114282920A (en) * | 2021-12-31 | 2022-04-05 | 国网河北省电力有限公司营销服务中心 | Electricity charge reading, checking and account collecting system and method |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104299409A (en) * | 2014-11-07 | 2015-01-21 | 四川慧盈科技有限责任公司 | Automatic management device for residential electricity consumption data |
| CN104378175B (en) * | 2014-11-13 | 2017-07-25 | 国家电网公司 | The power information acquisition system high speed system and method compatible with low-speed communication |
| CN104378175A (en) * | 2014-11-13 | 2015-02-25 | 国家电网公司 | High speed and low speed communication compatible system and method in electricity information acquisition system |
| CN104794582A (en) * | 2015-04-30 | 2015-07-22 | 国网辽宁省电力有限公司大连供电公司 | Power information acquiring and managing system based on wireless private power network |
| CN104952235A (en) * | 2015-07-16 | 2015-09-30 | 河南行知专利服务有限公司 | Power transmission line monitoring and loss reducing method |
| CN105407132A (en) * | 2015-10-13 | 2016-03-16 | 国网山东省电力公司电力科学研究院 | Acquisition terminal communication parameter setting method and acquisition terminal communication parameter setting system according to regions |
| CN105407132B (en) * | 2015-10-13 | 2018-08-10 | 国网山东省电力公司电力科学研究院 | The method and system of communications parameter are arranged by area for acquisition terminal |
| CN106411559A (en) * | 2016-05-24 | 2017-02-15 | 国网山东省电力公司阳信县供电公司 | Low voltage transformer area anti-electricity-stealing diagnosis system |
| CN109040262A (en) * | 2018-08-10 | 2018-12-18 | 胡书恺 | A kind of unified acquisition system and its acquisition method of wide area industrial control network |
| CN110176134A (en) * | 2019-05-27 | 2019-08-27 | 深圳供电局有限公司 | Smart electric meter charging system based on 5G communication |
| CN110519866A (en) * | 2019-07-24 | 2019-11-29 | 浙江华云信息科技有限公司 | Communication system and its network-building method based on 230MHz microgrid |
| CN110519866B (en) * | 2019-07-24 | 2022-07-05 | 浙江华云信息科技有限公司 | Communication system based on 230MHz microgrid and networking method thereof |
| CN114282920A (en) * | 2021-12-31 | 2022-04-05 | 国网河北省电力有限公司营销服务中心 | Electricity charge reading, checking and account collecting system and method |
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Application publication date: 20140312 |