CN205721293U - A kind of LED-based photovoltaic generation monitoring system - Google Patents
A kind of LED-based photovoltaic generation monitoring system Download PDFInfo
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- CN205721293U CN205721293U CN201620256847.0U CN201620256847U CN205721293U CN 205721293 U CN205721293 U CN 205721293U CN 201620256847 U CN201620256847 U CN 201620256847U CN 205721293 U CN205721293 U CN 205721293U
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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
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Testing Or Calibration Of Command Recording Devices (AREA)
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Abstract
The utility model discloses a kind of LED-based photovoltaic generation monitoring system, including: control centre's module, LED visible light communication module, local communication bus module, environment monitoring module, photovoltaic array monitoring modular, inverter monitoring modular, PLC control module.This utility model based on LED as the carrier of visible light communication, it is also possible to realize the opto-electronic conversion design for actinometer, owing to LED can also serve as illumination, together with telecommunication circuit can design with lighting circuit.The signal of monitoring modular detection passes to LED visible light communication module and PLC control module by local communication bus module.The data of photovoltaic generating system are transferred in control centre's module by LED visible light communication module in time, and control centre's module achieves the Remote Decision-making to photovoltaic generation, controls, monitors.Whole system reduces cost, optimizes control, it is ensured that the operation of photovoltaic generating system safety.
Description
Technical field
This utility model relates to a kind of photovoltaic generation monitoring system, particularly relates to a kind of LED-based photovoltaic generation monitoring system.
Background technology
Along with the deep development of photovoltaic power generation technology, stepping up of conversion efficiency, being increasingly rationalized of system cost, and relevant distributed generation technology, intelligent grid etc. is perfect, this green energy resource of photovoltaic generation will become the important energy source of Future Society.Present photo-voltaic power generation station is typically built on spacious place, on beach or roof, photo-voltaic power generation station is also wanted supporting monitoring and controls equipment simultaneously, such as photovoltaic battery panel, failure detector etc., the most substantial amounts of data need to gather and transmit, including equipment running status data, the control data etc. of each actuator.For ensureing photovoltaic plant safe and reliable operation, it is necessary to install photovoltaic plant monitoring system, find and solve the fault that photovoltaic plant exists in time.
Visible light communication technology refers to that the light utilizing visible light wave range is as information carrier, it is not necessary to the transmission medium of the wire message way such as optical fiber, the most directly transmits the communication mode of optical signal.Be now the high speed light and shade flash signal being invisible to the naked eye utilizing LED etc. to send to transmit information, the wire device of high-speed Internet is connected on illuminator, insert attaching plug can use.Visible light communication technology green low-carbon, can realize near-zero power consumption communication, also can be prevented effectively from the weakness such as radio communication electromagnetic signal leakage, rapid build is anti-interference, the safety information space of Anti TBIgG.The system utilizing this technology to make can cover the scope that indoor light reaches, and computer need not electric wire and connects, thus has DEVELOPMENT PROSPECT widely.
LED can be accessed two inputs of 741 amplifiers as the photo-detector of actinometer, constitutes amplifying circuit by LED.Its major function is to measure direct solar radiation, and compared with custom-designed detector, LED can also detect the wavelength of narrow-band.
Summary of the invention
The utility model discloses a kind of LED-based photovoltaic generation monitoring system, the problem that can accurately find electric station according to photovoltaic data.Whole system achieves Remote Decision-making, controls, monitors, and provides the foundation of science for the operation management of photovoltaic generating system.
The technical solution adopted in the utility model is: a kind of LED-based photovoltaic generation monitoring system, is made up of control centre's module, Ethernet, LED visible light communication module, environment monitoring module, photovoltaic array monitoring modular, inverter monitoring modular, local communication bus module, PLC control module；Environment monitoring module includes: temperature sensor, air velocity transducer, actinometer；Control centre's module is connected with LED visible light communication module by Ethernet, and LED visible light communication module is connected with environment monitoring module, photovoltaic array monitoring modular, inverter monitoring modular by local communication bus module with PLC control module；Described control centre's module is programmed based on VB software；Described LED visible light communication module designs based on LED, is that the signal accepting is transferred to intelligent LED, and signal is changed into signal based on Ethernet transmission and is transferred to control centre's module by intelligent LED；Described actinometer be based on LED as photo-detector for measuring the instrument of solar radiation spectral characteristic, and LED can be utilized to be illuminated, can be used for measuring the light of its all band after the LED of interpolation different colours and corresponding amplifier, in view of the characteristics of luminescence of LED, can be together with telecommunication circuit and lighting circuit design；The power supply mode of described LED has two kinds, and one is that electrical network is powered, and two is that solar panel is powered, and two kinds of power supply modes can mutually switch.
In sum, the utility model has the advantage of:
1) by being then based on what LED visible light communication carried out being wirelessly transferred, communication has that high speed is forthright, electromagnetic-radiation-free, density high, low cost, life-span length etc., can be real-time photo-voltaic power generation station is remotely monitored and decision-making.
2) detector using the actinometer of LED design can also detect the wavelength of narrow-band compared with custom-designed detector；Owing to LED is as the instrument being wirelessly transferred, it is also used as illumination simultaneously, cost-effective.
Accompanying drawing explanation
Fig. 1 is general frame figure of the present utility model.
Fig. 2 is environment monitoring module schematic diagram of the present utility model.
Detailed description of the invention
Below in conjunction with the accompanying drawings and detailed description of the invention, this utility model is expanded on further, it should be noted that present embodiment only explains this utility model, is not used to limit this utility model.
A kind of LED-based photovoltaic generation monitoring system includes: control centre's module, Ethernet, LED visible light communication module, environment monitoring module, photovoltaic array monitoring modular, inverter monitoring modular, local communication bus module, PLC control module.Control centre's module is connected with LED visible light communication module by Ethernet.LED visible light communication is connected with environment monitoring module, photovoltaic array module, inverter monitoring modular by local communication bus module with PLC control module.
Described control centre's module is programmed based on VB software, VB controls computer and photovoltaic plant control system is carried out the Automation Design and configuration, reported to the police the supervision to photovoltaic plant running status and control by data acquisition, regulation and various information, by the various information of man machine interface reaction photovoltaic plant, complete real-time Dynamic Data Processing and control.VB software MSComm control RS-232C interface from PC reads data.
Described LED visible light communication module includes discharger, receiving device；Having multiple LED inside discharger is for converting the electrical signal to multipath light signal and exporting.Mainly include the input that signal source is converted into the signal of telecommunication being easy to the transmission of optical signal road and process circuit, change in electric is modulated into light carrier Strength Changes LED visible light driving modulation circuit.Receiving device includes multiple photodetector and photoelectric detector, is used for accepting multipath light signal and being converted to the signal of telecommunication.Mainly include signal optical source can realize the optimal optical system accepted, optical signal is reduced into photodetector and the pre-amplification circuit of the signal of telecommunication, converting the electrical signal to can be by the signal processing of terminal recognition and output circuit, when optical signal is converted into the signal of telecommunication by photoelectric detector, then the signal of telecommunication it is amplified and processes, reverting to the signal the same with transmitting terminal.
Local communication bus module can be joined directly together with field apparatus and connect, and Site Detection and control devices interconnect are communication network by one side, it is achieved the different network segments, the information sharing of different on-scene communication equipment rooms；The most again the various information that scene is run are delivered to away from field control center module, it is achieved information sharing.
Described PLC control module is responsible for the communication at scene, is monitored and control, and collects various information and makees suitable process.And by visible light communication module, signal is transferred to control centre's module.Control centre's module collects various information, and the problem that there is system carries out decision-making treatment.
Described environment monitoring module includes: temperature sensor, air velocity transducer, actinometer.
Described actinometer is to use LED as photo-detector for measuring the instrument of solar radiation spectral characteristic；And LED can be utilized to be illuminated, after the LED of interpolation different colours and corresponding amplifier, can be used for measuring the light of its all band；In view of the characteristics of luminescence of LED, can be together with telecommunication circuit and lighting circuit design.
Described photovoltaic array monitoring modular includes monitoring VD, average anode current, solaode plate temperature, position sensor signal.Can photovoltaic array work be judged whether faulty.Often set photovoltaic battery array all follows a sun tracker, can prepare to judge the problem place of photovoltaic generation.
Described inverter monitoring modular is to need to gather the data such as the DC input voitage of inverter input terminal and electric current, the alternating voltage of inverter output end, electric current, power factor (PF), odd-numbered day generated energy.
Environment monitoring module, photovoltaic array monitoring modular and inverter monitoring modular pass to LED visible light communication module and PLC control module the signal of temperature sensor, air velocity transducer, actinometer, voltage, the input terminal voltage of electric current and input electric current by on-scene communication bus module.
LED can be used in LED visible light communication module, it is also possible to Photoelectric Detection in the sensor of actinometer is it can also be used to illumination, and the power supply mode of the most all of LED has two kinds, and one is to power based on electrical network；Two is to be powered based on solar panel in photovoltaic array module；Two kinds of power supply modes can mutually switch.
Claims (3)
1. a LED-based photovoltaic generation monitoring system, it is characterised in that: it is made up of control centre's module, Ethernet, LED visible light communication module, environment monitoring module, photovoltaic array monitoring modular, inverter monitoring modular, local communication bus module, PLC control module；Environment monitoring module includes: temperature sensor, air velocity transducer, actinometer；Control centre's module is connected with LED visible light communication module by Ethernet, and LED visible light communication module is connected with environment monitoring module, photovoltaic array monitoring modular, inverter monitoring modular by local communication bus module with PLC control module.
One the most according to claim 1 LED-based photovoltaic generation monitoring system, it is characterised in that: LED visible light communication module includes discharger, receiving device；Having multiple LED inside discharger is for converting the electrical signal to multipath light signal and exporting；Receiving device includes multiple photodetector and photoelectric detector, is used for accepting multipath light signal and being converted to the signal of telecommunication.
One the most according to claim 1 LED-based photovoltaic generation monitoring system, it is characterised in that: actinometer be based on LED as photo-detector for measuring the instrument of solar radiation spectral characteristic.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620256847.0U CN205721293U (en) | 2016-03-28 | 2016-03-28 | A kind of LED-based photovoltaic generation monitoring system |
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| CN201620256847.0U CN205721293U (en) | 2016-03-28 | 2016-03-28 | A kind of LED-based photovoltaic generation monitoring system |
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| CN205721293U true CN205721293U (en) | 2016-11-23 |
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| CN201620256847.0U Expired - Fee Related CN205721293U (en) | 2016-03-28 | 2016-03-28 | A kind of LED-based photovoltaic generation monitoring system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109150101A (en) * | 2018-10-24 | 2019-01-04 | 中电普瑞电力工程有限公司 | It communicates group network system and photovoltaic tracking controls main system |
| CN110086536A (en) * | 2019-04-29 | 2019-08-02 | 格利尔数码科技股份有限公司 | Intelligent perception system based on LED visible light communication |
-
2016
- 2016-03-28 CN CN201620256847.0U patent/CN205721293U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109150101A (en) * | 2018-10-24 | 2019-01-04 | 中电普瑞电力工程有限公司 | It communicates group network system and photovoltaic tracking controls main system |
| CN110086536A (en) * | 2019-04-29 | 2019-08-02 | 格利尔数码科技股份有限公司 | Intelligent perception system based on LED visible light communication |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161123 Termination date: 20170328 |