CN208285070U - Specification based on new energy photovoltaic art exchanges integrated apparatus - Google Patents

Specification based on new energy photovoltaic art exchanges integrated apparatus Download PDF

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Publication number
CN208285070U
CN208285070U CN201820494635.5U CN201820494635U CN208285070U CN 208285070 U CN208285070 U CN 208285070U CN 201820494635 U CN201820494635 U CN 201820494635U CN 208285070 U CN208285070 U CN 208285070U
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Prior art keywords
circuit
conversion circuit
new energy
specification conversion
integrated apparatus
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CN201820494635.5U
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Inventor
鞠仲毅
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Nanjing Bo's Industrial Communication Technology Co Ltd
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Nanjing Bo's Industrial Communication Technology Co Ltd
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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
    • 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
    • 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
    • Y04S40/124—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 wired telecommunication networks or data transmission busses

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  • Remote Monitoring And Control Of Power-Distribution Networks (AREA)

Abstract

The utility model proposes a kind of, and the specification based on new energy photovoltaic art exchanges integrated apparatus, including specification conversion circuit, serial communication circuit, fiber optic communication circuit, network interface telecommunication circuit and CPU；On-line monitoring equipment in the input terminal connection photovoltaic station of the serial communication circuit, output end connect specification conversion circuit；Each of the network interface telecommunication circuit network interface is connected by connection network transformer with specification conversion circuit；The specification conversion circuit is connected with CPU；Various on-line monitoring equipments in photovoltaic plant are connected by serial ports, realize unified acquisition parameters, the parameters of acquisition are utilized into specification conversion circuit, carry out integrated specification conversion, and pass through self-healing optical fibre ring Ethernet access photovoltaic power station monitoring system, and then realize to photovoltaic DC field it is long-range management and it is automatically-monitored, meet photovoltaic plant comprehensively intelligence, " unattended, few man on duty " management mode.

Description

Specification based on new energy photovoltaic art exchanges integrated apparatus
Technical field
The utility model relates to photovoltaic plant field of communication technology, in particular to a kind of rule based on new energy photovoltaic art About exchange integrated apparatus.
Background technique
There is the situation of extra normal development in new energy in energy crisis, global range.Investment of the various countries to new energy It increases substantially, new energy production capacity also sharply expands.Renewable energy power generation is the core of new energy development, and wind-powered electricity generation is in technology With new energy form most competitive in cost, make full use of the technologies such as water power, biogas, solar thermal utilization and geothermal energy at Ripe, good economy performance renewable energy can accelerate the industrialization hair for promoting wind-power electricity generation, biomass power generation, solar power generation Exhibition.
It mainly includes water energy (referring mainly to small hydropower station), wind energy, biomass that the new energy of industry, which can be formed, in China Energy, solar energy, geothermal energy etc. are recyclable clean energy resourcies.The development of New Energy Industry is both entire energy supply system Effective means of supplementing out economy of system and the important measures of environmental improvement and ecological protection, are to meet human social need The final energy demand prediction wanted.Solar energy clean and environmental protection, without any pollution, utility value is high, solar energy more without energy shortage this One saying, various advantages determine its status that do not replace in energy replacement.Generation of electricity by new energy factory of country light at present Overhead utility converts solar energy into direct current energy, and after inverter inversion, direct current is changed into exchange, after case becomes boosting, connects Enter medium-pressure or high pressure power grid.It needs remotely to monitor in the process and commissioning device, record case becomes measure and control device to photovoltaic or wind Various states carry out logouts in power generation device, and in existing photovoltaic plant generally existing monitoring device dispersion it is independent, The problem of can not carrying out remote centralized control and diagnosis.
Utility model content
The purpose of this utility model aims to solve at least one of the technological deficiency.
To achieve the goals above, the embodiment of the utility model one side provides a kind of based on new energy photovoltaic art Specification exchange integrated apparatus, including specification conversion circuit, serial communication circuit, fiber optic communication circuit, network interface telecommunication circuit and CPU；On-line monitoring equipment in the input terminal connection photovoltaic station of the serial communication circuit, output end connect specification conversion electricity Road；The network interface telecommunication circuit includes network transformer and multiple network interfaces；Each network interface by connection network transformer with Specification conversion circuit is connected；The fiber optic communication circuit is connected with specification conversion circuit；The specification conversion circuit and CPU It is connected.
Preferably, the serial communication circuit includes 3 road RS232 telecommunication circuits and 4 road RS485 telecommunication circuits.
Preferably, there are two network transformer is set altogether, each network transformer connects 4 network interfaces.
It preferably, further include power circuit；The power circuit is separately connected specification conversion circuit and CPU；The power supply Circuit includes BOOST boosting unit and tri-state voltage regulation unit；The output end and tri-state voltage regulation unit of the BOOST boosting unit are defeated Enter end to be connected with CPU, the tri-state voltage regulation unit output end connects specification conversion circuit.
Preferably, the specification conversion circuit uses the dsp chip of model TMS320F2812.
Preferably, the fiber optic communication circuit is equipped with two-way, and every road includes photoelectric conversion chip and optical fiber transceiving port； The optical fiber transceiving port is connected with photoelectric conversion chip, and the photoelectric conversion chip connects specification conversion circuit；Two-way institute Fiber optic communication circuit is stated to be used to form self-healing optical fiber ring network.
Preferably, the on-line monitoring equipment includes but in the inverter for being not limited to photovoltaic plant, header box, environmental monitoring Instrument, ammeter, transformer.
Integrated apparatus is exchanged according to a kind of specification based on new energy photovoltaic art provided by the embodiment of the utility model, Various on-line monitoring equipments in photovoltaic plant are connected by serial ports, can access inverter, header box, component monitor, video prison Control, environment monitor, ammeter, the plurality of devices such as transformer realize unified acquisition parameters, the parameters of acquisition are utilized Specification conversion circuit carries out integrated specification conversion, and passes through self-healing optical fibre ring Ethernet access photovoltaic plant monitoring system System, so realize to photovoltaic DC field it is long-range management and it is automatically-monitored, meet photovoltaic plant comprehensively intelligence, " it is unattended, The management mode of few man on duty ".And the advantages of using fiber optic communication is: the electromagnetism that not will receive other power equipments is dry It disturbs；When lightning stroke communication line, overvoltage will not be transmitted to weak current equipment along optical fiber；The electrical isolation of equipment room is realized, it is single The damage of equipment will not influence the communication of other equipment, and the damage that can avoid a certain communication line not will lead to equipment lost contact.
The additional aspect of the utility model and advantage will be set forth in part in the description, partially will be from following description In become obvious, or recognized by the practice of the utility model.
Detailed description of the invention
The above-mentioned and/or additional aspect and advantage of the utility model from the description of the embodiment in conjunction with the following figures will Become obvious and be readily appreciated that, in which:
Fig. 1 is that a kind of specification based on new energy photovoltaic art provided by the embodiment of the utility model exchanges integrated apparatus Circuit connection structure figure；
Fig. 2 (a) is that a kind of specification based on new energy photovoltaic art provided by the embodiment of the utility model exchanges integration The serial communication circuit schematic diagram of device；
Fig. 2 (b) is that a kind of specification based on new energy photovoltaic art provided by the embodiment of the utility model exchanges integration The serial communication circuit schematic diagram of device；
Fig. 3 is that a kind of specification based on new energy photovoltaic art provided by the embodiment of the utility model exchanges integrated apparatus Network communications circuits schematic diagram；
Fig. 4 is that a kind of specification based on new energy photovoltaic art provided by the embodiment of the utility model exchanges integrated apparatus Power circuit circuit diagram；
Specific embodiment
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng The embodiment for examining attached drawing description is exemplary, it is intended to for explaining the utility model, and should not be understood as to the utility model Limitation.
As shown in Figure 1, a kind of specification based on new energy photovoltaic art provided by the embodiment of the utility model exchanges one Makeup is set, including specification conversion circuit 1, serial communication circuit 2, fiber optic communication circuit 3, network interface telecommunication circuit 4 and CPU5；Serial ports On-line monitoring equipment in the input terminal connection photovoltaic station of telecommunication circuit, output end connect specification conversion circuit；Network interface communication electricity Road includes network transformer and multiple network interfaces；Each network interface is connected by connection network transformer with specification conversion circuit；Institute Fiber optic communication circuit is stated to be connected with specification conversion circuit；The specification conversion circuit is connected with CPU.
In one embodiment of the utility model, on-line monitoring equipment includes but in the inversion for being not limited to photovoltaic plant Device, header box, environment monitor, ammeter, transformer etc..Specification conversion circuit uses the DSP core of model TMS320F2812 Piece.
After the present apparatus is sequentially connected using serial communication and above-mentioned on-line monitoring equipment, photovoltaic plant items electrical parameter is realized Acquisition, the electrical parameter of acquisition is subjected to specification processing according to specification parameter by specification conversion circuit, and will that treated is each Item parameter is uploaded to host computer CPU through network interface telecommunication circuit and is monitored and shows；In the process, specification conversion circuit according to The configuration parameter of CPU carries out specification conversion.Fiber optic communication circuit is equipped with two-way, and every road includes that photoelectric conversion chip and optical fiber are received Originator mouth；Optical fiber transceiving port is connected with photoelectric conversion chip, and photoelectric conversion chip connects specification conversion circuit；Two-way optical fiber Telecommunication circuit is used to form self-healing optical fiber ring network, and when a wherein network communication failure, network can be with self-healing using another It communicates all the way, does not influence the operation of whole network.
As shown in Fig. 2 (a) and Fig. 2 (b), serial communication circuit includes 3 road RS232 telecommunication circuits and 4 road RS485 communication electricity Road.Wherein the interface of serial communication is all made of the serial interface of RJ45, the chip model that RS232 telecommunication circuit uses for MAX3243E；3 road RS232 communication interfaces are extended by a MAX3243E chip；The chip model that RS485 telecommunication circuit uses For MAX3485, wherein each MAX3485 is correspondingly connected with a RS485 interface.Pass through 3 road RS232 telecommunication circuits and 4 tunnels RS485 is communicated with the on-line monitoring equipment in photovoltaic station, carries out line voltage, electric current, active and reactive, frequency, power, power The acquisition of factor, electric degree.
As shown in figure 3, each network transformer connects 4 network interfaces there are two network transformer sets altogether.Wherein, each net Mouth is all made of the socket of RJ45, the model H1164NL of network transformer, and network interface is converted by connection network transformer and specification Circuit is connected, it should be noted that the network signal that network transformer is used to export specification conversion circuit is in extraneous network phase Matching.
As shown in figure 4, further including power circuit；Power circuit is separately connected specification conversion circuit and CPU；Power circuit packet Include BOOST boosting unit and tri-state voltage regulation unit；The output end and tri-state voltage regulation unit input terminal and CPU of BOOST boosting unit It is connected, tri-state voltage regulation unit output end connects specification conversion circuit.It should be noted that BOOST boosting unit will be for that will input AC signal, be integrated into stable 12VDC signal, and the 12VDC signal after integration is sent to tri-state voltage regulation unit, wherein BOOST boosting unit uses the power supply chip of model LTC4211CS8, the 7th pin connection of LTC4211CS8 power supply chip The cathode of the voltage-stabiliser tube of MMBZ5239BLT1G, tri-state voltage regulation unit use the chip of model TPS54331, are used for+12VDC Signal is converted to 3.3V working power, which is used to provide work to RS232 telecommunication circuit and RS485 telecommunication circuit Make power supply.
It should be noted that CPU is also connected with human-computer interaction circuit, wherein human-computer interaction circuit includes indicator light, display screen； Wherein indicator light is connected with per fiber optic communication circuit all the way, and for showing the connected state of the road optical fiber, display screen is used for will The collected described electrical parameter for having online detection instrument carries out equipment unified management, and equipment operating data is uniformly acquired, checked And analysis.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term Stating may not refer to the same embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be It can be combined in any suitable manner in any one or more embodiment or examples.
Although the embodiments of the present invention have been shown and described above, it is to be understood that above-described embodiment is Illustratively, it should not be understood as limiting the present invention, those skilled in the art are not departing from the utility model Principle and objective in the case where above-described embodiment can be changed in the scope of the utility model, modify, replace and Modification.The scope of the utility model is by appended claims and its equivalent limits.

Claims (7)

1. a kind of specification based on new energy photovoltaic art exchanges integrated apparatus, which is characterized in that including specification conversion circuit, Serial communication circuit, fiber optic communication circuit, network interface telecommunication circuit and CPU；The input terminal of the serial communication circuit connects photovoltaic On-line monitoring equipment in standing, output end connect specification conversion circuit；The network interface telecommunication circuit includes network transformer and more A network interface；Each network interface is connected by connection network transformer with specification conversion circuit；The fiber optic communication circuit with Specification conversion circuit is connected；The specification conversion circuit is connected with CPU.
2. the specification according to claim 1 based on new energy photovoltaic art exchanges integrated apparatus, which is characterized in that institute Stating serial communication circuit includes 3 road RS232 telecommunication circuits and 4 road RS485 telecommunication circuits.
3. the specification according to claim 1 based on new energy photovoltaic art exchanges integrated apparatus, which is characterized in that net There are two network transformer is set altogether, each network transformer connects 4 network interfaces.
4. the specification according to claim 1 based on new energy photovoltaic art exchanges integrated apparatus, which is characterized in that also Including power circuit；The power circuit is separately connected specification conversion circuit and CPU；The power circuit includes BOOST boosting Unit and tri-state voltage regulation unit；The output end of the BOOST boosting unit is connected with tri-state voltage regulation unit input terminal and CPU, The tri-state voltage regulation unit output end connects specification conversion circuit.
5. the specification according to claim 1 based on new energy photovoltaic art exchanges integrated apparatus, which is characterized in that institute State the dsp chip that specification conversion circuit uses model TMS320F2812.
6. the specification according to claim 1 based on new energy photovoltaic art exchanges integrated apparatus, which is characterized in that institute Fiber optic communication circuit is stated equipped with two-way, every road includes photoelectric conversion chip and optical fiber transceiving port；The optical fiber transceiving port It is connected with photoelectric conversion chip, the photoelectric conversion chip connects specification conversion circuit；Fiber optic communication circuit described in two-way is used To form self-healing optical fiber ring network.
7. the specification according to claim 1 based on new energy photovoltaic art exchanges integrated apparatus, which is characterized in that institute Stating on-line monitoring equipment includes but in the inverter for being not limited to photovoltaic plant, header box, environment monitor, ammeter, transformer.
CN201820494635.5U 2018-04-09 2018-04-09 Specification based on new energy photovoltaic art exchanges integrated apparatus Active CN208285070U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820494635.5U CN208285070U (en) 2018-04-09 2018-04-09 Specification based on new energy photovoltaic art exchanges integrated apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820494635.5U CN208285070U (en) 2018-04-09 2018-04-09 Specification based on new energy photovoltaic art exchanges integrated apparatus

Publications (1)

Publication Number Publication Date
CN208285070U true CN208285070U (en) 2018-12-25

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Country Status (1)

Country Link
CN (1) CN208285070U (en)

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