CN1680817A - Metering and charging system of electric energy amount - Google Patents
Metering and charging system of electric energy amount Download PDFInfo
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- CN1680817A CN1680817A CN 200510038291 CN200510038291A CN1680817A CN 1680817 A CN1680817 A CN 1680817A CN 200510038291 CN200510038291 CN 200510038291 CN 200510038291 A CN200510038291 A CN 200510038291A CN 1680817 A CN1680817 A CN 1680817A
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Abstract
A metering and charging system of electric energy consists of four parts of data collection, data management, network browse and electronic report. It is featured as using data collection unit and data management unit to form databank for application, using network browse unit to browse data in databank and using electronic report unit to print out required data. The system has unified data platform being able to obtain remote electric energy data and it can ensure uniqueness, completeness and correctness of the data.
Description
Technical field
The present invention relates to be a kind of in electric system the system to the measurement and the monitoring of the various physical quantitys of terminal device, be a kind of metering and charging system of electric energy amount specifically, belong to power industry robotization control class.
Background technology
Power industry is a mainstay industry of national economy, and electric power is in critical role as a kind of specialty goods in market economy.Along with the enforcement of electric power law and the system reform of power industry, commercialization is just progressively moved towards in the operation and management of electrical network, and the construction of electric energy metering system is along with the carrying out of electric power commercial operation, power plant the diversified investors occurs and begin.The electric energy metering system main task is the off line electric weight that the electricity volume of gathering, handling, store, add up each power plant, interconnection close stomion electric weight and each electricity consumption critical point, and for calculating and analysis provides master data, it is the basis of Electricity Market Operation.In order to realize the electricity transaction of fair, just and open, build accurate, reliable, the safe and reliable electric energy metering system of a cover, the needs that satisfy market operation, clearing and examination are very necessary.
In recent years, metering and charging system of electric energy amount has had fast development, and the introducing of the computer controlled automatic and the communication technology has improved the operational management condition, has alleviated personnel's labour intensity, has reduced accident rate, has also improved the automatization level of equipment.But the exploitation of metering and charging system of electric energy amount and application are owing to lack guide of theory and practical experience, there is not unified technical manual, the platform of system generally all is to be made up by certain single programming language to form, as: VC, VB or JAVA, so often cause the dependence of system stronger, interactive relatively poor, the user will obtain useful data and can only lean on single mode to obtain, system often is subjected to the influence such as environment such as weather, temperature, radiation easily in addition, causes data not reach requirement in time with on the precision.
Summary of the invention
What the present invention will solve is exactly that existing metering and charging system of electric energy amount dependence is stronger, interactive relatively poor, the user will obtain useful data and can only lean on single mode to obtain, and be subjected to the influence such as environment such as weather, temperature, radiation easily, data are difficult to the problem of meeting the requirements of in time with on the precision.
The present invention includes data acquisition, data management, network browsing and four parts of electronic report forms, part of data acquisition is transported to the data management part with the ammeter data that collects, put, arrange and conclude and form database in order for application by it, the user partly comes data in the browsing database by network browsing, and can partly print desired data by electronic report forms; Total system adopts data-driven mechanism; with data is core; a unified data platform is provided and on the basis of this data platform, moves by database; by corresponding stipulations and the long-range energy data that obtains of communication modes; guarantee uniqueness, integrality and the correctness of basic energy data by perfect mechanism for correcting errors and a series of data protection mechanism, and can realize seamless data sharing by this data platform and other system.
Part of data acquisition is made up of data collection station, communication front end processor, server and real-time data base synchronous service module, data collection station one end links to each other by the RS485 communication mode with ammeter, the other end is by optical fiber or wireless GPRS, and CDMA is connected with the communication front end processor; The other end of communication front end processor and server adopt ICP/IP protocol to carry out data transmission by netting twine, and the data interpretation between them is carried out by real-time data base synchronous service module.Real-time data base synchronous service module (dms_syncsvr) major function is to receive the message data that is collected each station by data collection station, and message is delivered in the database in real time.
The data management part is made up of database, energy data administration module and database editor module, transmission in the database between data adopts the special purpose interface technology to be convenient to magnanimity information processing, can improve the operational efficiency of system, also improve safety of data simultaneously; The energy data administration module is installed on communication front end processor and the workstation, and it mainly acts on is to explain real-time packet, and the data after will explaining simultaneously show by form, and the user can check and manage concrete ammeter data at this.The energy data administration module is according to the agreement of each ammeter transmission data to be measured, be connected with data server by real-time data base synchronous service module, data server sends inquiry message, give ammeter by the energy data administration module, the information of returning by the energy data administration module again after the ammeter response promptly is the data that need collection, these data are transferred on the data server by the form of message, after data server receives the message that the ammeter transmission comes, by the energy data administration module message is resolved and to obtain the current various data of ammeter; The database editor module provides visit and the modification to all tables and program in the database, the user is directly revised in editor module just can reach and the same effect of modification in Database Systems; For preventing that native system by the leakage of artificial destruction or secret, can be provided with password to opening or closing of important procedure.
Data management part: database, energy data administration module (dms_meterage) and database editor module (dms_dbedit)
In the data management part, described special purpose interface technology can adopt ORACLE, any one among the SQLSERVER2000; What database adopted is the SQLSERVER2000 enterprise version database of MICROSOFT company, also can adopt the ORACLE database of ORACLE company or the DB2 database of IBM Corporation.
The network browsing part is made up of Reports module, module for managing files, functional diagram display module and information issuing module, be installed on the webserver, can show on the arbitrary station terminal in LAN (Local Area Network), make things convenient for the user in time understand by system acquisition to data message, and make relevant operational processes as printing, preservation etc.; Wherein Reports module shows the data that collect intuitively with the form of form, comprises daily sheet, month form, year form, monthly returns, year statistical form, balance inquiry, incident inquiry and report printing; The keeper logins after the module for managing files and can carry out operations such as newly-built, modification and deletion to ammeter archives, files on each of customers, area archives and balance editor, and the result is kept in the database; The systems function diagram displaying mainly has been divided into five parts, be respectively metering system distribution, ammeter metering curve, ammeter gauge stick figure, user power utilization curve and user power utilization rod figure, the user can hit any one function that enters wherein from the navigation bar of system home page or the systemic-function picture frame mid point in page left side.Information issuing module is arranged on " important information " hurdle, and the keeper can add content according to actual conditions in ' important information ', browses for the general user; ' important information ' that the user clicks on the homepage can see wherein content, can also can exchange with the keeper by the message leaving system of this module simultaneously; The keeper can consult all messages and carry out deletion action.
The electronic report forms system can generate the form of different-format according to customer requirements, makes things convenient for the user to print in any way and browses.The minimizing macrovirus invade, form is enabled " grand " technology, after the Report Server Management program is opened, demonstration work form, comprising: electric degree make a copy of table, Source of Gateway Meter meter situation, on schedule voltameter, electric weight summary sheet, ammeter day electric quantity data question blank, ammeter instantaneous value number of days according to question blank, ammeter requirement number of days according to question blank, totally 7 worksheets, and can generate the form of different-formats to the different demands of form by the user make things convenient for the user to print and browse.
Idiographic flow of the present invention is: all ammeters of a transformer station, be connected on the data acquisition terminal by the RS485 communication mode, and acquisition terminal is again by optical fiber, and perhaps wireless GPRS is in the access network based on ethernet such as CDMA.Front end processor links to each other with Ethernet by ICP/IP protocol, realizes the collection of data, data is deposited in the database that is installed on the data server again.The webserver links to each other with data server by LAN (Local Area Network), and the data in the reading database server, realizes data synchronization.Other-end in the LAN (Local Area Network) just can be observed data by access web server, statistics and management.Various useful datas can be browsed and revise to workstation by the visit data device.
Disturb or the data instability in order to prevent that data from having before collecting front end processor, the present invention can adopt the binary channels technology, promptly increase by a station terminal server, this server is connected between data collection station and the front end processor, the data that data collector collects link to each other with terminal server by netting twine or optical fiber, and terminal server is drawn two lines (but also netting twine or optical fiber), receives on the front end processor simultaneously, in case one circuit breaks down, the bar circuit can continue the biography data automatically in addition.
The present invention is in order to solve the existing in prior technology problems, people-oriented, by multiple programming mode constructing system platform, for example realize writing of main modular by VC, by ASP and JAVA language compilation WEB platform, make it have stronger interactivity, agility and security, EXCEL report printing function by the VB realization, can improve the accuracy of data and the randomness of report printing, all data not only can obtain by program, can also pass through the WEB webpage, multiple modes such as EXCEL form are obtained, on the material of data transmission, the invention provides multiple scheme (can be optical cable, netting twine, Shielded Twisted Pair or the like), the user can select most suitable scheme, whole system adopts the binary channels technology of supporting simultaneously, in case one instability appears in the data of circuit, system can switch on the other sets of data, farthest stops the influence of environmental factor to data with this; The characteristics of whole system are embodied in many-side, aspect compatible: simultaneously open network architecture, guaranteed system scalability and with the interconnectivity (opening) of other network systems; The security aspect: for the reliability of elevator system, eliminate system downtime, system adopts cluster system, have on the one hand self diagnosis and to data from check capabilities, fully guaranteed the accuracy of data, integrality.On the other hand flexibly and the data management mechanism of safety, guaranteed the promptness of data, continuity and consistance; The extendability aspect: open database and data structure, but with the characteristic and the secondary development ability of adaptometer charge system policy change at time, modular program structure can satisfy the function expansion needs of metering and billing system and the adaptive faculty of system; Generally speaking the present invention have powerful, characteristics such as safety is easy to learn and use flexibly, raises the efficiency, and is mature and stable, and interface is open.The present invention not only can be used for gathering the energy data switching value, can also gather data such as heat energy, gas (vapour) amount, water (oil) amount.
Description of drawings
Fig. 1 is a net structure topological diagram of the present invention.
Fig. 2 is an entire system structural drawing of the present invention.
Fig. 3 is a part of data acquisition process flow diagram of the present invention.
Fig. 4 is that Data Management Department of the present invention divides process flow diagram.
Fig. 5 is energy data administration module (dms_meterage) process flow diagram.
Fig. 6 is database editor module (dms_dbedit) process flow diagram.
Fig. 7 is that WEB of the present invention browses the part process flow diagram.
Fig. 8 is that WEB browses part homepage interface sectional drawing
Fig. 9 is a network browsing part Reports module process flow diagram.
Figure 10 is a network browsing part module for managing files.
Figure 11 is a network browsing partial information release module process flow diagram.
Figure 12 EXCEL form of the present invention part process flow diagram.
Figure 13 is system data flow process figure of the present invention.
Embodiment
As shown in Figure 1, all ammeters of a transformer station are connected to same data acquisition by the RS485 communication mode
On the terminal, the aforementioned data acquisition terminal can be one, also can be a plurality of, and the data collection station of type can not connect the ammeter of varying number, general data collection station can connect 32 ammeters, so the quantity of data collection station can be configured according to real needs and situation.The other end of data collection station (also can be optical fiber or wireless GPRS, CDMA) be connected with the communication front end processor that the communication front end processor then links to each other with data server by ICP/IP protocol by netting twine.The data of data collection station collection are sent into data server by the communication front end processor and are kept in the database.
The router of the webserver by LAN (Local Area Network) links to each other with data server, the data in the reading database server and intuitively mode show various useful datas, the realization data synchronization.Workstation can directly be browsed, add up, manage and revise the data in the database, and the other-end in the LAN (Local Area Network) then needs by access web server data to be carried out aforementioned operation.
Can continue to transmit data in order to go wrong as system crash, deadlock etc. at data server, the hardware of present embodiment also comprises a standby server on constituting.
As shown in Figure 2 be coordinated manipulation and control flow between several big modules of the present invention, the concrete operations step is as follows:
(1) start-up system primary module (dms_rdbsver) carries out initialization, and is responsible for all the other each modules are loaded;
(2) opening system's primary module (dms_syncsvr) receives message data and carries out real-time Data Transmission;
(3) all useful datas can be observed and be revised on energy data administration module (dms_meterage), web, excel and database editor module (dms_dbedit);
(4) data of revising or browsing all will be saved in the SQLSEVER2000 database and file, in order to inquiry in the future.
In each module, system's primary module (dms_rdbsver) mainly is responsible for the initialization and the data load of system described in the figure.Real-time data base synchronous service module (dms_syncsvr) mainly is responsible for receiving the message data that is collected each station by data collection station, and message is delivered in the database in real time.Energy data administration module (dms_meterage) is mainly explained real-time packet, and the data after will explaining simultaneously show by form, and the user can check and manage concrete ammeter data at this.WEB and EXCEL can reach logarithm equally and it is investigated the function of seeing and managing, the two institute's service object is different from energy data administration module (dms_meterage), WEB and EXCEL more are simple and easy to use, general personnel can handled easily, energy data administration module (dms_meterage) then lays particular emphasis on the professional person, use as the keeper, it operates complicated.Different is that WEB lays particular emphasis on browses as for WEB and EXCEL, EXCEL lays particular emphasis on printing, database editor module (dms_dbedit) provides visit and the modification to all tables and program in the database, safe ready, succinct easy-to-use characteristics make the user need not learn to use SQLServer also can revise content in the database easily
The operation of each module shown in Figure 2 is separate in being, does not disturb mutually, and the user needs anything just can move corresponding module.
As shown in Figure 3, the part of data acquisition process flow diagram is mainly described is system with each ammeter data collection and successfully sends to the process of front end processor, and concrete job step is as follows:
(1) start-up system primary module (dms_rdbsver) carries out initialization, and is responsible for other each module is loaded;
(2) whether the inquiry ammeter data effectively is sent to front end processor;
(3) fail to deliver to front end processor as if data and then return step (2), otherwise front end processor can be selected to continue to receive still to stop to receive data;
(4) data are sent in the database after real-time data base synchronous service module (dms_syncsvr) is resolved;
(5) database is preserved the data that collect;
(6) data collection task finishes.
As shown in Figure 4, data management partly is the maincenter of total system, and the major function of system concentrates on this, and its main user oriented is set up one and is simple and easy to, safe and efficient data platform, and the concrete operations step is as follows:
(1) start-up system primary module (dms_rdbsver) carries out initialization, and each submodule is loaded;
(2) real-time data base synchronous service program (dms_syncsvr) is connected with server, and server sends inquiry message, and front end processor sends to ammeter by energy data administration module (dms_meterage);
(3) information of returning by energy data administration module (dms_meterage) again after the ammeter response promptly is the data that need collection, and these data are transferred on the server by the form by message;
(4) after server receives the next message of ammeter transmission, obtain the current various data of ammeter by parsing to message;
(5) user browses data by energy data administration module (dms_meterage) or data pool editor (dms_dbedit) and operation etc.;
(6) finish.
Wherein browsing of data comprises that electric weight shows, just meritorious window value, bears merit window value, line name, circuit number, ammeter numbering etc., the operation of data comprise affair alarm, ammeter management, database editor, mapping, start and stop passage, message control, data print, broadcast to the time etc. function.
Shown in Figure 5 is the process flow diagram of energy data administration module (dms_meterage).
Need obtain the support of primary module (dms_rdbsver) and real-time data base synchronous service module (dms_syncsvr) during this module operation, promptly open and can receive that this module could respond under the prerequisite of message data at primary module, this module major function is explained real-time packet, promptly explain the message that collects by real-time data base synchronous service module (dms_syncsvr), and this message analyzed, convert message format to general user understandable data mode and show, the user can check and manage concrete ammeter data at this.
Shown in Figure 6 is the process flow diagram of database editor module (dms_dbedit).
This module is the maincenter of whole system, main effect is the control to system data flow, promptly to the modification of database, database can be visited and revise to this module, how table in the database shows in program, the type that shows, precision etc. can be revised in database editor module (dms_dbedit), the windows graphical interfaces is adopted at its interface, can directly revise database as the form among the SQLServer, and because visual stronger, it is more convenient than direct modification database to operate, safety, need elder generation's assurance service managerZ-HU to open during the runtime database editor module, in addition owing to relating to database, so can set in advance password by the keeper, the password that the user needs input manager person to distribute just can enter this module and make amendment, and concrete module flow process is as follows:
Referring to Fig. 7-11, it is that the ordinary person in time understands the data message that collects and the module that designs for convenience that WEB browses part, the user need not understand the knowledge of database and computing machine aspect, as long as computer can be surfed the Net or LAN (Local Area Network) can be interconnected, promptly can watch and revise real time data and historical data by the IE browser, reach and the same function of energy data supervisory routine (dms_meterage), the concrete operations step is as follows:
(1) start-up system primary module (dms_rdbsver) carries out initialization, and other each submodule is loaded;
(2) select the WEB function of browse;
(3) the IP address of input WEB server;
(4) confirm three browser plug-ins had been installed, otherwise will install earlier;
(5) carry out and to browse and function such as operation;
(6) finish.
WEB browses and operation comprises reporting system, archive management system, system wiring figure, ammeter metering curve and rod figure demonstration, incident inquiry, information issue etc., specifically comprise inquiry and modification, ammeter archives, files on each of customers, area archives and balance editor are carried out operations such as newly-built, modification and deletion daily sheet, month form, year form, monthly returns and year statistical form.
As shown in figure 12, EXCEL form part process flow diagram has shown the operating process of user to form, and concrete steps are as follows:
(1) start-up system primary module (dms_rdbsver) carries out initialization, and each submodule is loaded;
(2) select the EXCEL report capability;
(3) invade for reducing virus, click ' enabling grand ' function;
(4) select required report form type;
(5) form is operated;
(6) finish.
The maximum characteristic of EXCEL form part is exactly the form that can generate different-format according to customer requirements, to concentrating on the report tool bar, comprise that electric degree makes a copy of the inquiry of tables such as table, Source of Gateway Meter meter situation, ammeter day electric quantity data complete list, ammeter instantaneous value catalog data, ammeter requirement catalog data, transformer station's electric weight summary sheet, browses and print with the operation that has form to carry out.
As shown in figure 13, what system data flow process figure showed is the process of data transmission in the total system, and data are based upon on the hardware and software platform, are carrier with the software and hardware, progressively convert the acceptable decimal data type of user to by the message data form, detailed process is as follows:
(1) start-up system primary module (dms_rdbsver) carries out initialization, and each submodule is loaded;
(2) data of ammeter return to front end processor by energy data administration module (dms_meterage) with the form of message;
(3) front end processor is explained message by synchronization program (dms_syncsvr.exe), and sends data to data server by ICP/IP protocol;
(4) data server being sent on preliminary data server and the WEB server with data in real time;
(5) data of data server are delivered to each workstation, and the user of workstation can be by the data of energy data administration module (dms_meterage) and visit of WEB browser and modification data server;
(6) the WEB data in server is delivered to each terminal, and the user of terminal can and revise the WEB data in server by the visit of WEB browser.
Because data are keys of system operation, for the sake of security, workstation or terminal management user have authority setting separately, and the user will revise data and must import specific web-privilege password Web and just can operate, otherwise can only browse.
Claims (7)
1, a kind of metering and charging system of electric energy amount, it is characterized in that comprising data acquisition, data management, network browsing and four parts of electronic report forms, part of data acquisition is transported to the data management part with the ammeter data that collects, put, arrange and conclude and form database in order for application by it, the user partly comes data in the browsing database by network browsing, and can partly print desired data by electronic report forms; Total system adopts data-driven mechanism; with data is core; a unified data platform is provided and on the basis of this data platform, moves by database; by corresponding stipulations and the long-range energy data that obtains of communication modes; guarantee uniqueness, integrality and the correctness of basic energy data by perfect mechanism for correcting errors and a series of data protection mechanism, and can realize seamless data sharing by this data platform and other system.
2, metering and charging system of electric energy amount according to claim 1, it is characterized in that described part of data acquisition is made up of data collection station, communication front end processor, data server and real-time data base synchronous service module, data collection station one end links to each other with ammeter, and the other end is connected with the communication front end processor; The other end of communication front end processor and data server adopt ICP/IP protocol to carry out data transmission by netting twine, and the data interpretation between them is carried out by real-time data base synchronous service module.
3, metering and charging system of electric energy amount according to claim 2 is characterized in that data collection station one end links to each other by RS485 or RS232 communication mode with ammeter, and the other end is by optical fiber or wireless GPRS, and CDMA is connected with the communication front end processor.
4, metering and charging system of electric energy amount according to claim 1, it is characterized in that described data management part is made up of database, energy data administration module and database editor module, transmission in the database between data adopts the special purpose interface technology to be convenient to magnanimity information processing, can improve the operational efficiency of system, also improve safety of data simultaneously; The energy data administration module is installed on communication front end processor and the workstation, the energy data administration module is according to the agreement of each ammeter transmission data to be measured, be connected with server by real-time data base synchronous service module, server sends inquiry message, give ammeter by the energy data administration module, the information of returning by the energy data administration module again after the ammeter response promptly is the data that need collection, these data are transferred on the server by the form of message, after server receives the message that the ammeter transmission comes, by the energy data administration module message is resolved and to obtain the current various data of ammeter; The database editor module provides visit and the modification to all tables and program in the database, the user is directly revised in editor module just can reach and the same effect of modification in Database Systems; Opening or closing of important procedure can prevent that native system is by the leakage of artificial destruction or secret by password is set simultaneously.
5, metering and charging system of electric energy amount according to claim 4, it is held to levy and is that described special purpose interface technology can adopt ORACLE, any one among the SQLSERVER2000.
6, metering and charging system of electric energy amount according to claim 1, it is characterized in that described network browsing part is made up of Reports module, module for managing files, functional diagram display module and information issuing module, can show on the arbitrary station terminal in LAN (Local Area Network), make things convenient for the user in time understand by system acquisition to data message, and make relevant operational processes; Wherein Reports module shows the data that collect intuitively with the form of form, comprises daily sheet, month form, year form, monthly returns, year statistical form, balance inquiry, incident inquiry and report printing; The keeper logins after the module for managing files and can carry out operations such as newly-built, modification and deletion to ammeter archives, files on each of customers, area archives and balance editor, and the result is kept in the database; The systems function diagram displaying mainly has been divided into five parts, be respectively metering system distribution, ammeter metering curve, ammeter gauge stick figure, user power utilization curve and user power utilization rod figure, the user can hit any one function that enters wherein from the navigation bar of system home page or the systemic-function picture frame mid point in page left side; The keeper can add content according to actual conditions in the information issuing module in ' important information ', browses for the general user; ' important information ' that the user clicks on the homepage can see wherein content, can also can exchange with the keeper by message leaving system simultaneously; The keeper can consult all messages and carry out deletion action.
7, metering and charging system of electric energy amount according to claim 1 is characterized in that described electronic report forms system can generate the form of different-format according to customer requirements, makes things convenient for the user to print in any way and browses; Invade in order to reduce macrovirus, form is enabled " grand " technology, after the Report Server Management program is opened, demonstration work form, comprising: electric degree make a copy of table, Source of Gateway Meter meter situation, on schedule voltameter, electric weight summary sheet, ammeter day electric quantity data question blank, ammeter instantaneous value number of days according to question blank, ammeter requirement number of days according to question blank, totally 7 worksheets, and can generate the form of different-formats to the different demands of form by the user make things convenient for the user to print and browse.
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