CN104269922B - A kind of distributed power source parameter monitoring method and system based on GPRS/GIS - Google Patents

A kind of distributed power source parameter monitoring method and system based on GPRS/GIS Download PDF

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Publication number
CN104269922B
CN104269922B CN201410432352.4A CN201410432352A CN104269922B CN 104269922 B CN104269922 B CN 104269922B CN 201410432352 A CN201410432352 A CN 201410432352A CN 104269922 B CN104269922 B CN 104269922B
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distributed power
power source
gprs
data
gis
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CN104269922A (en
Inventor
关维国
鲁宝春
程海军
李宝国
姜丕杰
陈晓英
王景利
巴金祥
孙丽颖
原琳
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Liaoning University of Technology
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Liaoning University of Technology
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    • 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
    • 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

Abstract

The present invention relates to a kind of distributed power source parameter monitoring method and system based on GPRS/GIS, the system includes remote collection terminal, GPRS/SMS data communication units, distributed power source monitoring center, and remote collection terminal enters row data communication by GPRS/SMS data communication units and distributed power source monitoring center.The present invention can complete the integration of GIS spatial data and remote measuring and controlling relation data, realize the target of distributed electrical source dates online monitoring system;System realizes telemetry and telecommand, while embodying flexibility and the adaptability of system using public wireless data communication method as data transfer meanses in the way of low cost;The system realizes the on-line checking to distributed electrical source dates changing condition, the working condition of each distributed power source can be monitored at any time by remote monitoring mode simultaneously, it is aided with computer-aided decision support System, whole distributed power supply system can be caused to be in optimal working condition, play a part of monitoring to greatest extent.

Description

A kind of distributed power source parameter monitoring method and system based on GPRS/GIS
Technical field
The present invention relates to distributed power source monitoring field, more particularly to a kind of distributed electrical source dates based on GPRS/GIS Monitoring method and system.
Background technology
Distributed power source refers to meet the demand of some special users, supports the economical operation of existing power distribution network And small power generation unit of the design and installation at user or near it, mainly including wind-powered electricity generation power supply, photo-voltaic power supply, fuel cell and The diversified forms such as combustion gas cold, heat and electricity triple supply.The distributed power source developed at present is mitigating the pollution of environment, reduces terminal user Expense in terms of there is certain advantage, while there is the characteristics of high efficiency and flexibility and energy sustainable development is met again The requirement of exhibition.Therefore as distributed power source proportion shared in power system progressively increases.To power system after its is grid-connected The each side such as operation, control, protection can produce certain influence, it is therefore desirable to the influence is analyzed from quantitative angle, with The security and stability of operation of power networks after accurate evaluation distributed power source access system, this is accomplished by corresponding distributed electrical source dates Monitoring system.
Because distributed power source position distribution is wide, power type complicated (solar-energy photo-voltaic cell, wind-power electricity generation, fuel electricity Pond, miniature gas turbine), the features such as power supply operational factor is more, Parameters variation frequent and service speed will seek quickness.Prior art In it is many Monitoring Data modes are received using layering, the parameter of multiple test points converges to a certain data collector by short message, The receiving short message device that each transceiver again uniformly uploads to data Surveillance center is uniformly processed.The communication plan efficiency of transmission is not Height, and by multi-layer data convergence, reliability is also greatly affected.
Management software lacks after generalized information system provides geography information support, distributed power source operation troubles The position of faulty equipment, maintenance personal and system administration inconvenience are shown in system.Simultaneously at present monitoring system lack equipment increase and Function is deleted, the modification of user scene is not easy to and configures detection device again.
GPRS communications in the prior art need the public network IP with fixing address, and public network IP resource is less, application and maintenance It is costly, it is not easy to user and uses.The industry managed concentratedly for network IP resources such as electric power, oil, chemical industry, server public network IP acquisition and using being very restricted.
In view of drawbacks described above, creator of the present invention obtains this creation finally by prolonged research and practice.
The content of the invention
It is an object of the invention to provide a kind of distributed power source parameter monitoring method and system based on GPRS/GIS, use To overcome above-mentioned technological deficiency.
To achieve the above object, the present invention provides a kind of distributed power source parameter monitoring system based on GPRS/GIS, its Including remote collection terminal, GPRS/SMS data communication units, distributed power source monitoring center, remote collection terminal passes through GPRS/SMS data communication units enter row data communication with distributed power source monitoring center, wherein,
Described remote collection terminal, it is acquired and changed to distrbuted power data, is communicated according to system Pattern configurations, the data collected are uploaded to distributed power source monitoring center using GPRS or SMS by wireless network, and in real time The instruction that distributed power source monitoring center is assigned is received, corresponding operation is realized according to the control information of reception;
Described GPRS/SMS data communication units, it includes GPRS module and wireless network interchanger, and it forwards logical The various orders that distributed power source monitoring center is assigned are crossed, the real time data that remote collection terminal is transmitted is received;
Described distributed power source monitoring center, it uses ForceControl configuration software remote management data terminal, regularly collected Terminal data, sends operational order in real time;And server is equipped with real-time data base, relational database and GIS database, to inspection The information measured is preserved, analysing terminal data and running status, and discovering device failure and abnormal parameters change and alarm, And detection real-time to distributed electrical source dates and analysis can be completed, and lead to as needed to relevant information formation form and curve Later platform GIS service program, completes GIS spatial data and the integration of remote measuring and controlling relation data, realizes distributed power supply system With the location-based on-line monitoring of detection device;
Web client is by IE web page browsing modes, and the distal end on-site supervision that can be issued with direct viewing Surveillance center is drawn Face, described Surveillance center's computer installs Forcecontrol softwares and is used as server, the network of Forcecontrol softwares Server NetServer modules provide the WEB server of standard, comply fully with the HTTP protocol of standard, are sent out through server The monitored picture information of cloth is sent to fixed network ip address, into Internet network, various to have the webpage work(that surfs the web The equipment of energy can serve as WEB client side, by inputting the IP address information of issue, to realize remote monitoring.
Further, described remote collection terminal, it includes detection module, signal isolated variable circuit, signal condition Circuit, microcontroller CPU, power circuit, wherein,
Detection module is connected with signal isolated variable circuit, and signal isolated variable circuit is connected with signal conditioning circuit, letter Number modulate circuit is connected with microcontroller CPU, and microcontroller CPU is connected with GPRS module unit, and power circuit is to modules Powered with circuit.
Further, the various parameters that described signal isolated variable circuit and signal conditioning circuit are gathered to detection module After conditioned circuit isolation amplification, AD conversion and digital quantity light-coupled isolation conversion, transmit into microcontroller CPU, output current Conversion voltage adds to ADC inputs in CPU piece through isolation amplification and detected.
Further, described GPRS module, it includes communication interface, serial port drive circuit, GPRS circuits, SIM card electricity Road and antenna, wherein,
Described communication interface is connected with serial port drive circuit, and serial port drive circuit is connected with GPRS circuits, GPRS circuits It is connected respectively with SIM card circuit and antenna;GPRS module connects through serial communication with microcontroller CPU's, with microcontroller Level between CPU is Transistor-Transistor Logic level.
Further, described wireless network interchanger includes a transceiver control panel, for realizing that PC leads to network Letter connection, transceiver control panel includes power circuit, serial line interface, serial line interface, cpu circuit and USB serial ports, wherein,
Described power circuit is connected with serial line interface, serial circuit and cpu circuit connection, cpu circuit and USB serial ports and Serial line interface is connected.
Further, transceiver CPU is connected by COM port or COM device or COM1 with PC, its internal scene preserved of PC readable data Data, can also be sent to on-site wireless terminal by it and ordered.
Further, described distributed power source monitoring center is connected to including a wireless network interchanger, one The industrial computer server and report writer of INTERNET networks, real-time data base, relational database built in industrial computer server And GIS database.
The present invention also provides a kind of distributed power source parameter monitoring method based on GPRS/GIS, and the detailed process is:
Step a, the control information or spontaneous that described remote collection terminal is assigned according to distributed power source monitoring center , distrbuted power data is acquired and changed, is configured according to system communication pattern, collects distributed power source Data message;
Distributed power source monitoring center is uploaded to by wireless network using GPRS or SMS;
Step b, described GPRS/SMS data communication units, it collects remote collection terminal the number of distributed power source According to information transfer to distributed power source monitoring center;
Step c, the distributed power source monitoring center, it uses ForceControl configuration software remote management data terminal, timing Collect GPRS/SMS data communication units transmission information, and the information detected is preserved, analysing terminal data and Running status, discovering device failure and abnormal parameters change and alarm, and relevant information can be formed as needed form and Curve, completes detection real-time to distributed electrical source dates and analysis, and by backstage GIS service program, completes GIS spatial data With the integration of remote measuring and controlling relation data, distributed power supply system and the location-based on-line monitoring of detection device are realized.
Further, in above-mentioned steps a, remote collection terminal CPU is connected by COM port or COM device or COM1 with GPRS, and operation starts to need GPRS and AD passages are initialized, then carry out being periodically detected field data and active by the sampling period initially set Monitoring center's server is reported, while data are kept in internal RAM.
Further, in above-mentioned steps b, transceiver CPU is connected by COM port or COM device or COM1 with PC, PC readable data its Inside preserve field data, also can by its to on-site wireless terminal send order, and at this moment need COM2 mouthful forward, and come to COM2 mouthfuls of data are the information of on-site wireless terminal active reporting;After packet is opened, data are kept in internal RAM.
Compared with prior art the beneficial effects of the present invention are:Distributed power source ginseng of the present invention based on GIS/GPRS Number monitoring methods and system, it is using Force Control configuration softwares as management platform, using SQLSERVER databases as being Completely one database, by backstage GIS service program, completes GIS spatial data and the integration of remote measuring and controlling relation data, real The target of distributed electrical source dates online monitoring system is showed;System is passed with public wireless data communication method (GPRS) for data Defeated means, realize telemetry and telecommand, while embodying flexibility and the adaptability of system in the way of low cost;The system is real The on-line checking to distributed electrical source dates changing condition is showed, while by remote monitoring mode each distribution can be monitored at any time The working condition of formula power supply, is aided with computer-aided decision support System, and whole distributed power supply system can be caused to be in optimal work State, plays a part of monitoring to greatest extent.
The frequency for the power supply that the system may be directly applied in distributed power supply system, voltage, current effective value and work( Rate, current harmonic content (THD) during specified input and output, output power factor during specified input, it is allowed to mains voltage range, volume Determine line voltage, mains frequency fluctuation scope, direct current, exchange overvoltage and under-voltage protection were exchanged, underfrequency protection, overload protection, Short-circuit protection, earth leakage protective, overtemperature protection, anti-isolated island protection distributed power parameter monitors real-time collection, the transmission of parameter And management.The automation of distributed electrical source dates detection is realized, conventional parameter detecting manual measurement detection and the efficiency of management is solved The problem of low cost is high.
Distributed power source service data is gathered, can be based on according to the communication and network condition for implementing protection zone, configuration GPRS and short message SMS transmits two kinds of communication modes, the convenient data transfer under the conditions of it can not provide fixed public network IP.
In the present invention, WEB issuing functions are integrated with based on distributed power source monitoring system, are easy in any terminal Monitoring system parameter is accessed under authorized user's name and password license.
In the present invention, organically blending for distributed electrical source data and generalized information system is realized, slave unit geography information is joined with equipment Several detection states are intimately associated, the necessary positional number of offer in terms of burning natural gas distributed power apparatus management and maintenance it is believed that Breath, is easy to efficient progress of the user to the maintenance and maintenance of faulty equipment.
Brief description of the drawings
Fig. 1 is the functional block diagram of the distributed power source parameter monitoring system of the invention based on GPRS/GIS;
Fig. 2 is the functional block diagram of remote collection terminal of the present invention;
Fig. 3 is the functional block diagram of GPRS module of the present invention;
Fig. 4 is the flow chart of remote collection terminal of the present invention;
Fig. 5 is the functional block diagram of transceiver control panel of the present invention;
Fig. 6 is the workflow diagram of transceiver of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the forgoing and additional technical features and advantages are described in more detail.
Distributed power source parameter monitoring system of the invention based on GPRS/GIS is a set of Based on Distributed power parameter prison The wireless remote intelligent on-line monitoring system in survey field,
Refer to shown in Fig. 1, it is the functional block of the distributed power source parameter monitoring system of the invention based on GPRS/GIS Figure, it includes remote collection terminal, GPRS/SMS data communication units, distributed power source monitoring center, and remote collection terminal is led to Cross GPRS/SMS data communication units and enter row data communication with distributed power source monitoring center, wherein, described remote collection is whole End, it is acquired and changed to distrbuted power data, is configured according to system communication pattern, and the data collected are utilized GPRS or SMS is uploaded under distributed power source monitoring center, and real-time reception distributed power source monitoring center by wireless network The instruction reached, corresponding operation is realized according to the control information of reception.
Described GPRS/SMS data communication units, GPRS module and wireless network interchanger, it is forwarded by distribution The various orders that formula power supply monitoring center is assigned, receive the real time data that remote collection terminal is transmitted.
Described distributed power source monitoring center, it uses ForceControl configuration software remote management data terminal, regularly collected Terminal data, sends operational order in real time;And server is equipped with real-time data base, relational database and GIS database, to inspection The information measured is preserved, analysing terminal data and running status, and discovering device failure and abnormal parameters change and alarm, And detection real-time to distributed electrical source dates and analysis can be completed, and lead to as needed to relevant information formation form and curve Later platform GIS service program, completes GIS spatial data and the integration of remote measuring and controlling relation data, realizes distributed power supply system With the location-based on-line monitoring of detection device.
Also, monitoring center has two kinds of data communication modes with remote terminal:Master-slave mode inquires about data pattern and active Formula reports pattern, and sending instruction by monitoring center's computer carries out pattern configurations.Master-slave mode query pattern is by monitoring calculation owner The dynamic order for issuing each remote terminal of poll, remote terminal is received alignment site and order font size after order, assisted with MODBUS Data needed for view is uploaded.It is active to report pattern to be that the mode instruction that remote terminal is sent according to monitoring center's computer is carried out Count off is set according to time interval.And upload the operational parameter data of distributed power source automatically according to the time interval.Monitoring center Computer receives each remote terminal data, and the extension address ID in packet confirms extension set data, and packet is entered Row CRC check, such as check results are wrong, then actively send query statement requirement retransmission data to the extension set again, until verification Remote terminal data are stored and show again after correct.
The design of Configuration Software of monitoring computer operation supports the configuration of both the above communication pattern, communication pattern configuration by Monitoring center's computer software is configured by user interface, is then issued to each remote terminal with command forms, is sent out Communication pattern, sampling time in order, operational factor species can option and installments in the user interface.Remote terminal is according to receipts To communication pattern command selection which kind of pattern be data is carried out using report.
Refer to shown in Fig. 2, its be remote collection terminal of the present invention functional block diagram, it include detection module, signal every From translation circuit, signal conditioning circuit, microcontroller CPU, power circuit, wherein, detection module and signal isolated variable circuit Connection, signal isolated variable circuit is connected with signal conditioning circuit, and signal conditioning circuit is connected with microcontroller CPU, microcontroller Device CPU is connected with GPRS module unit, and power circuit is powered to modules and circuit.
Detection module be used for detect distributed electrical source frequency, voltage, current effective value and power, voltage fluctuation and flicker, The parameters such as current harmonic content (THD), power factor, voltage range, line voltage, mains frequency fluctuation scope, and pass through GPRS links wireless remote transmission is to Server Manager Daemon;
In the present embodiment, microcontroller CPU is STC12C5608AD single-chip microcomputers, includes unipolarity ADC in piece;Signal isolation The conditioned circuit isolation amplification of various parameters that translation circuit and signal conditioning circuit are gathered to detection module, AD conversion and numeral Measure after light-coupled isolation conversion, transmit into microcontroller CPU.Output current converts voltage and added to through isolation amplification in CPU piece ADC inputs are detected.
Power circuit inputs+5V and ± the 5V electricity that isolation is obtained through two-way DC/DC conversion modules in plate using 12V direct currents Source, powers to SCM system and signal conditioning circuit respectively.
Described GPRS module is used to realize that processor is connected with wireless communication, and GPRS module is used Q24PLUS002 modules;GPRS communication interface circuits are connected using IDC16 terminals with GPRS plates, realize data communication.
Refer to shown in Fig. 3, it is the functional block diagram of GPRS module of the present invention, it includes communication interface, serial port drive electricity Road, GPRS circuits, SIM card circuit and antenna, wherein, communication interface is connected with serial port drive circuit, serial port drive circuit with GPRS circuits are connected, and GPRS circuits are connected with SIM card circuit and antenna respectively;GPRS module and microcontroller CPU connection are led to Serial communication is crossed, the level between microcontroller CPU is Transistor-Transistor Logic level, so need not carry out level conversion can directly be carried out Connection, needs SIM card to support in GPRS module work.An accessory power supply is also connected with communication interface end.
Refer to shown in Fig. 4, it is shown in flow chart Fig. 4 of remote collection terminal of the present invention, and remote collection terminal is used CPU is STC12C5608AD, and the CPU is connected by COM port or COM device or COM1 with GPRS, and operation starts that GPRS and AD passages need to be carried out initially Change, then carry out being periodically detected field data by the sampling period initially set and active reporting is to monitoring center's server, Data are kept in internal RAM simultaneously.Usually com port monitoring comes to the order of main frame, to realize transmission testing result immediately.
Refer to shown in Fig. 5, it is the functional block diagram of transceiver control panel of the present invention, wireless network interchanger possesses bridge Function, forwards the various orders assigned by server, receives the real time data that GPRS module is transmitted.
Transceiver control panel be used for realize that PC be connected with network service, transceiver control panel including power circuit, serially Interface, serial line interface, cpu circuit and USB serial ports, wherein, power circuit is connected with serial line interface, serial circuit and CPU Circuit connection, cpu circuit and USB serial ports and serial line interface are connected.
PC turns serial port circuit CH341 by USB and sends information to microprocessor, and CH341 is turn of a usb bus Chip is connect, asynchronous serial port is provided by usb bus, under asynchronous serial port mode, CH341 provides serial ports transmission enable, serial ports and connect Receive the interactive rate controlled signal such as ready.
Communication module peripheral circuit mainly has:Power unit, work are indicated and data cube computation extension mouth composition.Inside modules CPU is using STC12C5A60S2 as control core, and peripheral circuit includes:Power unit, work are indicated and data cube computation extension Mouth composition.
Refer to shown in Fig. 6, it is the workflow diagram of transceiver of the present invention, transceiver CPU uses STC12C5A60S2 As control core, the CPU is connected by COM port or COM device or COM1 with PC, its internal field data preserved of PC readable data, It can be sent and ordered to on-site wireless terminal by it, and at this moment need COM2 mouthfuls of forwardings, and be live nothing come the data to COM2 mouthfuls The information of line terminal active reporting.After packet is opened, data are kept in internal RAM.
In the present invention, the WEB issuing functions of system are realized based on ForceControl configuration software Forcecontrol, web client End is by IE web page browsing modes, the distal end on-site supervision picture that can be issued with direct viewing Surveillance center.Surveillance center calculates Machine installs Forcecontrol softwares as server, and the webserver NetServer modules of Forcecontrol softwares are carried For the WEB server of standard, the HTTP protocol of standard is complied fully with.The monitored picture information issued through server is sent to solid Fixed network ip address, into Internet network.The various equipment with the webpage function that surfs the web can serve as WEB visitors Family end, by the IP address information for inputting issue, it is possible to realize remote monitoring.
This kind of function is realized, Forcecontrol is installed without in browser side, need to only be entered under the power control environment of Web server end Row configuration.Implement process as follows:
Power control Web server end is configured;
This is configured to specify catalogue where the file for web access, home Web page initial picture, server ip address, And picture size.The IP address of machine where Web server, Forcecontrol can automatic identification the machine IP.If Web server DB database servers with power control, need to also be in data source where the DB database servers of specified force control not in uniform machinery The IP address of machine.
Web server picture is issued;
Issue the picture to be browsed.In software development open the window to be issued, then select menucommand " file/ Issue ".Before picture issue, user right is set in system program.The system have system manager, engineer, Operative employee's three-level user management, the user of different rights can rely on username and password login system in Web client.
Start power control Web Server programs;
Web server is provided with rear, it is necessary to run the Web Server programs in communication component, to start Web issues Service.In system configuration, httpsvr (WEB server) is chosen in initial start-up routine.
Web client IE is set;
If Web client IE browser can not correct browsing far-end monitored picture, can be by the peace in IE security attributes Full rank is set to low.When IE distally browse, safety warning picture may be ejected, it is necessary to which user is confirmed.
The method that this patent solves GPRS fixed ip address is to use Port-Level NAT (Network Address Port Translation), the method that the Intranet IP of Surveillance center's computer is mapped by NAPT, monitoring center The Intranet IP of computer is mapped directly to public network and fixes IP, and each remote terminal is to Surveillance center's Computer IP after mapping and many Individual port (such as 4001-4040) is addressed network service, realizes data transfer.Its meaning is not needing user in addition to apply Static public network IP, can save system cost and maintenance cost.
Carry out dynamic N APT configuration steps as follows:Define network interface and outer network interface in server;With configuring inside local Location scope;Configure inside global address pool;NAPT mapping relations are set up, monitoring center computer Intranet IP is mapped to the public affairs of user Net IP corresponding ports;Remote monitoring terminal to being mapped for NAPT the GPRS communications settings of monitoring center's computer after IP Location.
Described distributed power source monitoring center is connected to INTERNET networks including a wireless network interchanger, one Industrial computer server and report writer, real-time data base, relational database and GIS database built in industrial computer server.
Described distributed power source monitoring center uses ForceControl based on being connected to the server of INTERNET networks Remote software manages data terminal, regularly collects test terminal data, operational order is sent in real time.And the information detected is entered Row preservation, analysing terminal data and running status.Discovering device failure and abnormal parameters and alarm, and can be as needed to phase Information formation form and curve are closed, the detection and management of distributed power source service data is completed.Realize following in monitoring service center Function:
(a) signal intelligence of acquisition terminal is monitored;And real-time reception terminal data;
(b) data collection station working method is configured, receives data collection station institute gathered data;
(c) friendly human-computer interaction interface, can be with the operation conditions of Dynamic Announce distributed power source;
(d) parameters such as GPRS terminal address, passage, transmission interval can be configured;
(e) real-time graph is shown, it is possible to draw tendency chart;
(f) data are preserved, and can preserve the historical data of distributed electrical source dates;
(g) indicating fault and alarm, with figure alarm instruction and sound alarm;
(h) all kinds of operational factors are made time statistics printing by report form statistics;
Data monitor center server runs ForceControl configuration softwares, by system configuration, completes to distribution The on-line monitoring of power parameter, can be achieved following function:Distributed electrical source dates are detected in real time, parameter trend figure is shown, history Parameter query, abnormal parameters alarm, the inquiry of history alarm logging, generation data sheet, historical data analysis software in real time will Data write into Databasce server.
Distributed electrical source dates data wireless remote transmission monitoring system is broadly divided into six big modules:User management, logout, Data query, history report, fault alarm, trend curve.
Wherein, user management module can complete the login of user, user log off, change password, modification user (including addition With delete user) etc. function;Data inquiry module can be according to the information inquiry data such as time and condition, can be to meeting the number of condition According to being exported and printing, the function such as data in interlocking SQL database is deleted;When history report module can be according to setting Between quickly generate daily sheet and moon sheet, it is possible to form is exported and printing function;Fault alarm module can realize ginseng Number abnormal alarm and equipment fault or non-On-line Tip, can be carried out to the power parameter alarm occurred in history by alarm logging Inquiry;Event logging module can be recorded and inquired about to system event and customer incident;Trend curve module can basis Real-time data base draws the trend curve that distributed power source detects parameter.
The detailed process of the distributed power source parameter monitoring method based on GPRS/GIS of the invention is:
Step a, the control information or spontaneous that described remote collection terminal is assigned according to distributed power source monitoring center , distrbuted power data is acquired and changed, is configured according to system communication pattern, collects distributed power source Data message;
Distributed power source monitoring center is uploaded to by wireless network using GPRS or SMS;
Step b, described GPRS/SMS data communication units, it collects remote collection terminal the number of distributed power source According to information transfer to distributed power source monitoring center;
Step c, the distributed power source monitoring center, it uses ForceControl configuration software remote management data terminal, timing Collect GPRS/SMS data communication units transmission information, and the information detected is preserved, analysing terminal data and Running status, discovering device failure and abnormal parameters change and alarm, and relevant information can be formed as needed form and Curve, completes detection real-time to distributed electrical source dates and analysis, and by backstage GIS service program, completes GIS spatial data With the integration of remote measuring and controlling relation data, distributed power supply system and the location-based on-line monitoring of detection device are realized.
GIS Query Subsystems realize that map shows based on existing spatial database and attribute database using main Show, remote monitoring terminal is distributed that remote distributed power property operations and output pass through map inquiry attribute information, Yi Jili The functions such as existing remote terminal distribution map and geographical position are updated with the data in database.
The ASCII frame structures of MODBUS communication protocols are used in message transmitting procedure, starting character, address number, function is included Command word, packet (parameter such as ource electric current containing distributed electrical, voltage, frequency, power, state), redundancy check, end mark.It is main Machine communicates with extension set to be sent and parsing of unpacking according to MODBUS protocol packings, the useful data of reduction communication transmission.
Main frame and remote terminal need to carry out frame parsing in communication;The distributed power source of each remote terminal detection after parsing Real-time parameter is directly stored in the real-time data base in configuration software, is preserved as initial data, while through intervals meter The operational factor and state parameter of the distributed power source calculated, call database statement unloading to enter SQL relations by configuration software Database, is used as the systematic parameter of inquiry and display.GIS database provides distributed power source basic map map data mining platform, and will Distributed power source running status and major parameter data are stored in GIS storehouses as a new figure layer data, display distribution map Manage information simultaneously, the display of operational factor and state can be achieved.
Present system main feature:
A) product is leading, advanced technology.Wireless supervisory control system is using advanced GPRS technologies as communication modes, and collection is calculated Machine, a variety of advanced technologies such as communicate, automatically control are in one, and Stability Analysis of Structures, autgmentability is strong.
B) real-time collection, Centralized Monitoring.Surveillance center can gather the various real time datas of each site control point in real time.Simultaneously Wireless monitor system can find various types of failure in time, produce warning message, trouble point is accurately positioned, and Take corresponding alert process measure.
C) communicate quick, safe and reliable.Peak transfer rate may be up to 171.2KB/s, the monitoring management system based on GPRS System is small with transmitted in both directions, propagation delay time, many merits such as faster system response, security reliability height.
D) data are accurate, abundant information.By query interface, user can customize the history number in enquiry of historical data storehouse According to while can be quickly generated according to the demand of user, print the moon, season, year statistical report form.
E) friendly interface, simple to operate.Software interface design is using Windows general graphical interface style, interface friend Good, all control commands remember command format without user, all click on menu using mouse or window is realized, whole operation circle Face is simple to operate using easy.
F) remote browse, devise strategies at the headquarters.Wireless monitor system makes user is home-confined just to will appreciate that whole wireless monitor pipe The real-time operating conditions of reason system, thus office just can with science decision, devise strategies at the headquarters.
G) less, cost performance is invested high.System by the use of GPRS network as transmission network, be sufficiently used it is existing compared with For perfect public network resources, construction investment has greatly been saved, the construction period is shortened, the performance and price of whole system compares Height, system Construction investment can save more than 40% compared with the investment for building wireless private network.
Presently preferred embodiments of the present invention is the foregoing is only, is merely illustrative for invention, and it is nonrestrictive. Those skilled in the art understands, can carry out many changes to it in the spirit and scope that invention claim is limited, and changes, It is even equivalent, but fall within protection scope of the present invention.

Claims (8)

1. a kind of distributed power source parameter monitoring system based on GPRS/GIS, it is characterised in that it include remote collection terminal, GPRS/SMS data communication units, distributed power source monitoring center, remote collection terminal pass through GPRS/SMS data communication units Enter row data communication with distributed power source monitoring center, wherein,
Described remote collection terminal, it is acquired and changed to distrbuted power data, according to system communication pattern Configuration, the data collected are uploaded to distributed power source monitoring center, and real-time reception using GPRS or SMS by wireless network The instruction that distributed power source monitoring center is assigned, corresponding operation is realized according to the control information of reception;
Described GPRS/SMS data communication units, it includes GPRS module and wireless network interchanger, and it is forwarded by dividing The various orders that cloth power supply monitoring center is assigned, receive the real time data that remote collection terminal is transmitted;
Described distributed power source monitoring center, it uses ForceControl configuration software remote administration terminal data, regularly collects terminal Data, send operational order in real time;And server is equipped with real-time data base, relational database and GIS database, to detecting Information preserved, analysing terminal data and running status, discovering device failure and abnormal parameters change and alarm, and can As needed to relevant information formation form and curve, detection real-time to distributed electrical source dates and analysis are completed, and by rear Platform GIS service program, completes GIS spatial data and the integration of remote measuring and controlling relation data, realizes distributed power supply system and inspection The location-based on-line monitoring of measurement equipment;
Web client is by IE web page browsing modes, the distal end scene that can be issued with direct viewing distributed power source monitoring center Monitored picture, described distributed power source monitoring center computer installs Forcecontrol softwares as server, The webserver NetServer modules of Forcecontrol softwares provide the WEB server of standard, comply fully with standard HTTP protocol, the monitored picture information issued through server is sent to fixed network ip address, into Internet network, The various equipment with the webpage function that surfs the web can serve as WEB client side, by inputting the IP address information of issue, use To realize remote monitoring.
2. the distributed power source parameter monitoring system according to claim 1 based on GPRS/GIS, it is characterised in that described Remote collection terminal, it includes detection module, signal isolated variable circuit, signal conditioning circuit, microcontroller CPU, power supply Circuit, wherein,
Detection module is connected with signal isolated variable circuit, and signal isolated variable circuit is connected with signal conditioning circuit, and signal is adjusted Reason circuit is connected with microcontroller CPU, and microcontroller CPU is connected with GPRS module unit, and power circuit is to modules and electricity Road powers.
3. the distributed power source parameter monitoring system according to claim 2 based on GPRS/GIS, it is characterised in that described Signal isolated variable circuit and the conditioned circuit isolation amplification of the various parameters that are gathered to detection module of signal conditioning circuit, AD After conversion and digital quantity light-coupled isolation conversion, transmit into microcontroller CPU, output current converts voltage and added to through isolating amplification ADC inputs are detected in CPU piece.
4. the distributed power source parameter monitoring system according to claim 2 based on GPRS/GIS, it is characterised in that described GPRS module, it includes communication interface, serial port drive circuit, GPRS circuits, SIM card circuit and antenna, wherein,
Described communication interface is connected with serial port drive circuit, and serial port drive circuit is connected with GPRS circuits, GPRS circuits difference It is connected with SIM card circuit and antenna;GPRS module connects through serial communication with microcontroller CPU's, between microcontroller CPU Level be Transistor-Transistor Logic level.
5. the distributed power source parameter monitoring system according to claim 2 based on GPRS/GIS, it is characterised in that described Wireless network interchanger include a transceiver control panel, for realizing that PC is connected with GPRS/SMS data communication units, receipts Sending out device control panel includes power circuit, serial line interface, serial line interface, transceiver CPU and USB serial ports, wherein,
Described power circuit is connected with serial line interface, serial circuit and transceiver CPU connections, cpu circuit and USB serial ports and logical Interrogate indicating circuit connection.
6. the distributed power source parameter monitoring system according to claim 5 based on GPRS/GIS, it is characterised in that transmitting-receiving Device CPU is connected by COM port or COM device or COM1 with PC, its internal field data preserved of PC readable data, also can be by it to scene Wireless terminal sends order.
7. the distributed power source parameter monitoring system according to claim 2 based on GPRS/GIS, it is characterised in that described Distributed power source monitoring center include wireless network interchanger two, one be connected to INTERNET networks industrial computer clothes Business device and report writer, real-time data base, relational database and GIS database built in industrial computer server.
8. a kind of distributed power source parameter monitoring method based on GPRS/GIS, it is characterised in that concretely comprise the following steps:
Step a, the control information or spontaneous to scene point that remote collection terminal is assigned according to distributed power source monitoring center Cloth power data is acquired and changed, and is configured according to system communication pattern, collects the data message of distributed power source;
Distributed power source monitoring center is uploaded to by wireless network using GPRS or SMS;
Step b, described GPRS/SMS data communication units, it believes the data that remote collection terminal collects distributed power source Breath is transmitted to distributed power source monitoring center;
Step c, the distributed power source monitoring center, it uses ForceControl configuration software remote administration terminal data, regularly collected The information that GPRS/SMS data communication units are sent, and the information detected is preserved, analysing terminal data and operation State, discovering device failure and abnormal parameters change and alarm, and can form form and curve to relevant information as needed, Complete detection real-time to distributed electrical source dates and analysis, and by backstage GIS service program, complete GIS spatial data with it is distant The integration of remote control relation data is surveyed, distributed power supply system and the location-based on-line monitoring of detection device is realized;
In the step b, the method for GPRS fixed ip address is:Using Port-Level NAT, by distributed power source The method that the Intranet IP of monitoring center is mapped by NAPT, the Intranet IP of distributed power source monitoring center is mapped directly to public network and consolidated Determine IP, each remote terminal is addressed network service to the distributed power source monitoring center IP after mapping and multiple ports, it is real Existing data transfer;
Carry out dynamic N APT configuration steps as follows:Define network interface and outer network interface in server;Configure inside local address model Enclose;Configure inside global address pool;NAPT mapping relations are set up, distributed power source monitoring center Intranet IP is mapped to the public affairs of user Net IP corresponding ports;Remote monitoring terminal is the IP after NAPT mappings to the GPRS communications settings to distributed power source monitoring center Address.
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