CN202587030U - GPRS-based photovoltaic power generation remote monitoring device - Google Patents
GPRS-based photovoltaic power generation remote monitoring device Download PDFInfo
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- CN202587030U CN202587030U CN2011205501516U CN201120550151U CN202587030U CN 202587030 U CN202587030 U CN 202587030U CN 2011205501516 U CN2011205501516 U CN 2011205501516U CN 201120550151 U CN201120550151 U CN 201120550151U CN 202587030 U CN202587030 U CN 202587030U
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- data acquisition
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- gprs
- photovoltaic power
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
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- Y—GENERAL 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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS 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
- Y04S40/00—Systems 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
- Y04S40/12—Systems 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
- Y04S40/126—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wireless data transmission
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- Y—GENERAL 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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS 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
- Y04S40/00—Systems 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
- Y04S40/12—Systems 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
- Y04S40/128—Systems 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 involving the use of Internet protocol
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Abstract
The utility model provides a GPRS-based photovoltaic power generation remote monitoring device and relates to the communication technical field of power electronic equipment, which comprises an inverter (1), a data acquisition module (2), a GPRS network (3), an Internet (4), a database server (5) and a client (6). The data acquisition module (2) and the inverter (1) are connected. The GPRS network (3) and the data acquisition module (2) are connected. The Internet (4) and the GPRS network (3) are connected. The database server (5) and the Internet (4) are connected. The client (6) and the database server (5) are connected. The GPRS-based photovoltaic power generation remote monitoring device enables the automatic operation of a photovoltaic power station and is stable and reliable in communication, modularized and generalized. Thus, the operation efficiency of the photovoltaic power station is improved and the maintenance cost of the photovoltaic power station is lowered.
Description
Technical field:
The utility model relates to the communication technical field of power electronic equipment, is specifically related to a kind of photovoltaic generation long-distance monitorng device based on GPRS.
Background technology:
The further deterioration of the 'bottleneck' restrictions of fossil energy and biological environment makes the development of regenerative resource receive extensive concern.Solar energy power generating is because the breakthrough of its core technology and declining to a great extent of cost of electricity-generating make it become renewable energy power generation field relaying wind power generation with fastest developing speed, largest industry afterwards.Predict about the year two thousand fifty, the solar energy power generating amount will reach the 10-20% of world's gross generation, become one of human basic energy resource.
But; Solar photovoltaic power plant is generally built in more remote area; Solar photovoltaic power plant is carried out remote monitoring to be helped the manager and in time checks data; Understand photovoltaic plant ruuning situation, and in time find and solve relevant issues, come the reason of decision problem appearance through long-range data of checking according to service data.Secondly, solar photovoltaic power plant is made up of many photovoltaic DC-to-AC converters, needs a concentrated Platform Implementation data acquisition and a storage.Long distance control system can let the manager carry out cluster monitoring and management; Status of equipment is checked by platform in the scene that need not; Help carrying out that data gather, formation curve, data analysis etc.; Therefore, photovoltaic plant adopts long distance control system can effectively reduce the operating cost and the risk of photovoltaic generating system, has important industrial value.
At present, realize that the solar photovoltaic power plant remote control technology can be divided into wired and wireless dual mode from the physics realization of communication.Advantages such as the wired monitoring technology mainly is to realize the distant signal transmission through communication bus, and it is good to have real-time, and antijamming capability is strong, complicated but system installs, cost is high, and especially implement difficulty in remote districts bigger.The wireless remote monitering technology has installs simply, the advantage of long transmission distance, but signal is subject to interference, and real-time slightly descends than wire transmission.
Using many remote control technologies at present comprises:
(1) adopt industrial bus, like RS485, Profibus, the CAN bus waits the communication that realizes between slave computer and the monitoring host computer; The advantage of this method is that system reliability is high, and communication is real-time, but transmission range is limited, even can not be too far away through circuit switching device transmission range, especially work as system and is installed in remote districts, adopts these class methods can't realize basically.Wired mode system that makes becomes more loaded down with trivial details, and uses wire medium need take the certain protection measure in the open air, has increased the system maintenance cost, has reduced the reliability of system simultaneously.
(2) adopt modulator-demodulator; This type of technology is to realize through public telephone network, but this method transmission rate is slower, and transmission range is limited, and installation cost and maintenance cost are all higher simultaneously.
(3) adopting the Internet to combine with preceding two kinds of methods realizes; The preceding relatively two kinds of methods of this method, the scope of application is wider, and distance is longer, but installation cost is bigger.
(4) GSM/GPRS/3G radio mobile communication technology; This type technology is the relay transmission technology by microwave station or artificial satellite; As utilize communication signal frequency range special-purpose on the mobile communication base station to transmit; It transmits with the package mode; Therefore the expense that the user bore is to calculate with the data unit of its transmission, is not to use whole channel, and the communication system rate less for data volume are comparatively cheap.The major advantage of GSM/GPRS network is that data transmission rate is high; Signal broad covered area and normal phase are online; The anti-interference ability is strong etc., but the cost of GSM/GPRS module is higher relatively, and the transmitting-receiving power consumption is big; Therefore for photovoltaic plant in large scale, present trend is the scheme that adopts the industrial bus technology to combine with the GSM/GPRS technology.
The utility model content:
The purpose of the utility model provides a kind of photovoltaic generation long-distance monitorng device based on GPRS, and its is realized, and photovoltaic plant moves automatically, communication robust is reliable, modularization, generalization, thereby improves the photovoltaic plant operational efficiency, reduces the photovoltaic plant maintenance cost.
In order to solve the existing problem of background technology, the utility model is to adopt following technical scheme: it comprises inverter 1, data acquisition module 2, GPRS network 3, Internet 4, database server 5 and client 6 and forms; Data acquisition module 2 is connected with inverter 1, and GPRS network 3 is connected with data acquisition module 2, and Internet 4 is connected with GPRS network 3, and database server 5 is connected with Internet 4, and client 6 is connected with database server 5.
Described data acquisition module 2 comprises power supply 2-1, data acquisition module-control chip 2-2, button 2-3 and LED display unit 2-4; Data acquisition module-control chip 2-2 is connected with power supply 2-1; Button 2-3 is connected with data acquisition module-control chip 2-2; LED display unit 2-4 is connected with data acquisition module-control chip 2-2, and described data acquisition module-control chip 2-2 is provided with RS485 interface and GPRS interface.
Described inverter 1 has some with data acquisition module 2.
The utlity model has following beneficial effect:
1, the photovoltaic data acquisition module adopts modular design, adopts the general-purpose industrial communication interface, realizes and the plug and play of photovoltaic DC-to-AC converter that versatility is good, and the function expansion is convenient, need not carry out secondary development to the inverter of having developed.
2, adopt ripe GPRS technology, be used for the remote monitoring of photovoltaic generating system; Can realize that a control centre can on-line monitoring and the photovoltaic generating system of a plurality of different locations of control, realize the team control function of photovoltaic generating system.
3, adopt the system software architecture of browser/server; The user only need be connected to surf the Internet; Can conveniently browse the service data of photovoltaic plant whenever and wherever possible; And accomplish remote control to the power station, data processing realizes at server end with preserving all simultaneously, has guaranteed Information Security.
Description of drawings:
Fig. 1 is the structural representation of the utility model,
Fig. 2 is the structured flowchart of data acquisition module in the utility model,
Fig. 3 is the software architecture diagram of data monitoring server in the utility model.
Embodiment:
Referring to Fig. 1-3, this embodiment adopts following technical scheme: it comprises inverter 1, data acquisition module 2, GPRS network 3, Internet 4, database server 5 and client 6 and forms; Data acquisition module 2 is connected with inverter 1, and GPRS network 3 is connected with data acquisition module 2, and Internet 4 is connected with GPRS network 3, and database server 5 is connected with Internet 4, and client 6 is connected with database server 5.
Described data acquisition module 2 comprises power supply 2-1, data acquisition module-control chip 2-2, button 2-3 and LED display unit 2-4; Data acquisition module-control chip 2-2 is connected with power supply 2-1; Button 2-3 is connected with data acquisition module-control chip 2-2; LED display unit 2-4 is connected with data acquisition module-control chip 2-2, and described data acquisition module-control chip 2-2 is provided with RS485 interface and GPRS interface.
Described inverter 1 has some with data acquisition module 2.
This embodiment is installed in data acquisition module on the photovoltaic DC-to-AC converter; Inquire about or order is set and receives response data through RS232 or the timed sending of RS485 serial ports; Timing is converted into the GPRS protocol format with the service data of photovoltaic generation then, sends on the specific database server through GPRS network.The user realizes telemonitoring and operation to the photovoltaic generation current transformer through the Internet access server.
This embodiment comprises following each subsystem:
(1) several data acquisition modules, each data acquisition module are installed on every inverter, link to each other with photovoltaic DC-to-AC converter through RS232 or RS485 serial ports.This module is furnished with GPRS and sends and receiver module.The data acquisition module timed sending is inquired about or order is set and receives response data, is the GPRS protocol format with data conversion then, and sends to database server through GPRS network.
(2) adopt the GPRS technology as the telecommunication media.The wireless network solution that GPRS network provides for mobile operator can be docked with Internet easily, and transmission speed generally can reach 20-40Kbps, presses flow charging.And the GPRS broad covered area, remote districts also no longer become the blind area now.
(3) Internet network, Intel's network will send central server to from the invertor operation data that GPRS sends back.
(4) monitoring central server, database server and Web server adopt the B/S structure, are the centers of data monitoring.The user operates photovoltaic DC-to-AC converter, and obtains the photovoltaic generation data through Internet accessing database server.Its major function is: receive the service data of each inverter, and be saved in historical data base, multiple functions such as real-time and the inquiry of historical data are provided for client simultaneously.The user also can operate photovoltaic generation simultaneously, and server receives user command and sends to specific photovoltaic DC-to-AC converter through GPRS network.
The function that this embodiment will realize is:
(1) data acquisition function; Data acquisition function shows the parameters in inverter unit or power station as required in real time; Each item data that show comprise the data of handling processing through the data of slave computer collection with to image data; Last type of data are mainly inverter unit data, and back one type of data are mainly statistical informations such as gross generation;
(2) to the operating function of slave computer inverter, can realize remote activation and stop inverter through this function;
(3) historgraphic data recording and Presentation Function: the historical energy output of recording light overhead utility, and inquiry, curve plotting are provided, multinomial function such as print, be provided with;
(4) running state monitoring function: running status and the fault message of monitoring all inverters; Alarm when equipment breaks down; And storage failure information supplies the analyst to check that wherein running state information comprises: non-failure operation time (hour), system's operation, System self-test.Fault message comprises: driving malfunction, direct current overvoltage, direct current overcurrent, electrical network overvoltage, output overcurrent, isolated island fault, overheating fault, direct current is under-voltage, electrical network is under-voltage, frequency anomaly, communication failure, electrical network unusual, the direct current fault.
This embodiment realizes that photovoltaic plant moves automatically, communication robust is reliable, modularization, generalization, thereby improves the photovoltaic plant operational efficiency, reduces the photovoltaic plant maintenance cost.
Claims (2)
1. the photovoltaic generation long-distance monitorng device based on GPRS is characterized in that it comprises inverter (1), data acquisition module (2), GPRS network (3), Internet (4), database server (5) and client (6) and forms; Data acquisition module (2) is connected with inverter (1), and GPRS network (3) is connected with data acquisition module (2), and Internet (4) is connected with GPRS network (3), and database server (5) is connected with Internet (4), and client (6) is connected with database server (5).
2. a kind of photovoltaic generation long-distance monitorng device according to claim 1 based on GPRS; It is characterized in that described data acquisition module (2) comprises power supply (2-1), data acquisition module-control chip (2-2), button (2-3) and LED display unit (2-4); Data acquisition module-control chip (2-2) is connected with power supply (2-1); Button (2-3) is connected with data acquisition module-control chip (2-2); LED display unit (2-4) is connected with data acquisition module-control chip (2-2), and described data acquisition module-control chip (2-2) is provided with RS485 interface and GPRS interface.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011205501516U CN202587030U (en) | 2011-12-26 | 2011-12-26 | GPRS-based photovoltaic power generation remote monitoring device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011205501516U CN202587030U (en) | 2011-12-26 | 2011-12-26 | GPRS-based photovoltaic power generation remote monitoring device |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103064329A (en) * | 2013-01-08 | 2013-04-24 | 上海电力学院 | Photovoltaic device data collection system and implementation method based on singlechip |
| CN103560584A (en) * | 2013-10-25 | 2014-02-05 | 中国东方电气集团有限公司 | Photovoltaic power station state monitoring device based on wireless |
| CN104570961A (en) * | 2013-10-10 | 2015-04-29 | 江苏百盛信息科技股份有限公司 | Remote monitoring and failure weakening management system |
| CN105246051A (en) * | 2015-09-18 | 2016-01-13 | 北京德意新能电气有限公司 | Monitoring method for implementing photovoltaic power generation system through broadcast |
| CN107894735A (en) * | 2017-12-30 | 2018-04-10 | 广州星辰热能股份有限公司 | A kind of photovoltaic electricity generation controller and photovoltaic generating system based on Internet of Things |
| CN108649897A (en) * | 2018-07-13 | 2018-10-12 | 江苏佳讯纳通能源技术有限公司 | Long-range photovoltaic string formation IV curve detections system based on GPRS and detection method |
| CN110417914A (en) * | 2019-08-14 | 2019-11-05 | 东莞市钜大电子有限公司 | A kind of photovoltaic power generation data acquisition gateway device |
| CN111431991A (en) * | 2020-03-20 | 2020-07-17 | 广州宝露智能科技有限公司 | Photovoltaic inverter equipment networking monitored control system |
-
2011
- 2011-12-26 CN CN2011205501516U patent/CN202587030U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103064329A (en) * | 2013-01-08 | 2013-04-24 | 上海电力学院 | Photovoltaic device data collection system and implementation method based on singlechip |
| CN104570961A (en) * | 2013-10-10 | 2015-04-29 | 江苏百盛信息科技股份有限公司 | Remote monitoring and failure weakening management system |
| CN103560584A (en) * | 2013-10-25 | 2014-02-05 | 中国东方电气集团有限公司 | Photovoltaic power station state monitoring device based on wireless |
| CN105246051A (en) * | 2015-09-18 | 2016-01-13 | 北京德意新能电气有限公司 | Monitoring method for implementing photovoltaic power generation system through broadcast |
| CN107894735A (en) * | 2017-12-30 | 2018-04-10 | 广州星辰热能股份有限公司 | A kind of photovoltaic electricity generation controller and photovoltaic generating system based on Internet of Things |
| CN108649897A (en) * | 2018-07-13 | 2018-10-12 | 江苏佳讯纳通能源技术有限公司 | Long-range photovoltaic string formation IV curve detections system based on GPRS and detection method |
| CN110417914A (en) * | 2019-08-14 | 2019-11-05 | 东莞市钜大电子有限公司 | A kind of photovoltaic power generation data acquisition gateway device |
| CN111431991A (en) * | 2020-03-20 | 2020-07-17 | 广州宝露智能科技有限公司 | Photovoltaic inverter equipment networking monitored control system |
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Granted publication date: 20121205 |