CN205384489U - Photovoltaic module monitored control system - Google Patents
Photovoltaic module monitored control system Download PDFInfo
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- CN205384489U CN205384489U CN201620127687.XU CN201620127687U CN205384489U CN 205384489 U CN205384489 U CN 205384489U CN 201620127687 U CN201620127687 U CN 201620127687U CN 205384489 U CN205384489 U CN 205384489U
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Abstract
The utility model discloses a photovoltaic module monitored control system, it includes panel supervisory circuits and receiving circuit. Voltage that panel supervisory circuits gathered photovoltaic power generation system's every panel with or temperature parameters information to convert certain data format's pulsed carrier signal into. Panel supervisory circuits includes controller, switch circuit, the timer of controller output pin control switch circuit superposes this photovoltaic power generation system's bus bar in order to form this pulsed carrier signal with pulse signal. Receiving circuit receives this pulsed carrier signal and obtains subassembly control data with its demodulation, the voltage that can obtain the panel with or temperature parameters information. The utility model discloses add panel supervisory circuits at photovoltaic power generation system's panel, realize low -cost, reliable carrier communication, realize the receipt and the analysis of data receiving side receiving circuit, in time discover the problem that exists among the photovoltaic power generation system, guarantee the high -efficient reliability service of photovoltaic power generation system.
Description
Technical field
This utility model relates to a kind of monitoring system, particularly relates to a kind of photovoltaic module monitoring system.
Background technology
The security performance of photovoltaic system increasingly comes into one's own, and wherein cell panel becomes the importance of safety due to its huge quantity, market lacks reliable and stable component level monitoring and surveys and analysis system.Therefore introduce intelligent monitoring and controlling device in assembly, with detection components fault, and coordinate data receiver, analysis system, it is achieved be a main trend of those skilled in the art to the monitor in real time of assembly and analysis.
Utility model content
In order to solve the problems referred to above, the utility model proposes a kind of photovoltaic module monitoring system, low cost, reliable carrier communication is realized in the cell panel side of photovoltaic generating system, reception and the analysis of data is realized in reception side, find Problems existing in photovoltaic generating system in time, it is ensured that photovoltaic generating system high efficient and reliable is run.
Solution of the present utility model is: a kind of photovoltaic module monitoring system, comprising: cell panel supervisory circuit and reception circuit；Wherein, cell panel supervisory circuit gathers the voltage of every piece of cell panel of photovoltaic generating system and or temperature parameter information, and is converted to the pulse carrier signal of a given data form: cell panel supervisory circuit includes controller, on-off circuit；The intervalometer output pin of controller controls on-off circuit and pulse signal is added to the bus rod of this photovoltaic generating system to form this pulse carrier signal；Receive circuit receive this pulse carrier signal and demodulated and obtain monitor component data, can obtain cell panel voltage and or temperature parameter information.
As the further improvement of such scheme, receiving circuit is integrated form or stand alone type.
Further, the header box receiving circuit and this photovoltaic generating system of integrated form integrates, and these monitor component data are spread out of the home server to this photovoltaic generating system by header box.
Further, the inverter receiving circuit and this photovoltaic generating system of integrated form integrates, and these monitor component data are spread out of the home server to this photovoltaic generating system by inverter.
Further, freestanding reception circuit seals in the loop of this photovoltaic generating system, and type of attachment has single-channel, Dual-channel type, four-way formula.
Yet further, this pulse carrier signal is transmitted by each freestanding reception circuits cascading, eventually arrives at the home server of this photovoltaic generating system.
As the further improvement of such scheme, this photovoltaic module monitoring system also includes home server, and home server is connected with receiving circuit.
Further, this photovoltaic module monitoring system also includes environment monitor, and environment monitor is connected with home server.
Further, this photovoltaic module monitoring system also includes cloud platform/webserver, and cloud platform/webserver is connected with home server.
Further, wireless network or RS485, CAN communication are adopted between home server and reception circuit.
The beneficial effects of the utility model are: the cell panel at photovoltaic generating system adds cell panel supervisory circuit, realize low cost, reliable carrier communication, receiving reception and the analysis of side joint receipts circuit realiration data, find Problems existing in photovoltaic generating system in time, it is ensured that photovoltaic generating system high efficient and reliable is run.
Accompanying drawing explanation
Fig. 1 is the modular structure schematic diagram of the photovoltaic module monitoring system that this utility model embodiment 1 provides, and the reception circuit 90 of integrated form is integrated in header box 20.
Fig. 2 is the modular structure schematic diagram of the photovoltaic module monitoring system that this utility model embodiment 2 provides, and freestanding reception circuit 90 seals in the loop of this photovoltaic generating system, adopts the type of attachment of single-channel.
Fig. 3 is the modular structure schematic diagram of the photovoltaic module monitoring system that this utility model embodiment 3 provides, and freestanding reception circuit 90 seals in the loop of this photovoltaic generating system, adopts the type of attachment of Dual-channel type.
Fig. 4 is the modular structure schematic diagram of the photovoltaic module monitoring system that this utility model embodiment 4 provides, and freestanding reception circuit 90 seals in the loop of this photovoltaic generating system, adopts the type of attachment of four-way formula.
Fig. 5 is the modular structure schematic diagram of the photovoltaic module monitoring system that this utility model embodiment 5 provides, and the reception circuit 90 of integrated form is integrated in group string inverter 201.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, this utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain this utility model, be not used to limit this utility model.
Embodiment 1
Referring to Fig. 1, photovoltaic module of the present utility model monitoring system includes cell panel supervisory circuit 80, receives circuit 90, environment monitor 40, home server 50, cloud platform/webserver 60.Wherein, environment monitor 40, home server 50, cloud platform/webserver 60 can also adopt the original parts of photovoltaic generating system, environment monitor 40 is mainly for detection of ambient parameter, because ambient parameter is very big such as generated energy on the impact of photovoltaic generating system, so facilitate home server 50 or cloud platform/webserver 60 that photovoltaic generating system is made real-time effectively processing.So for the photovoltaic generating system with environment monitor 40, home server 50, cloud platform/webserver 60, cell panel supervisory circuit 80, reception circuit 90 only need to be adopted just can to realize the renewal of photovoltaic module monitoring system.For there is no the more conventional photovoltaic generating system of environment monitor 40, home server 50, cloud platform/webserver 60, in addition it is also necessary to supporting arrange environment monitor 40, home server 50, cloud platform/webserver 60.Therefore, photovoltaic module of the present utility model monitoring system is suitable for the photovoltaic generating system of various rank, uses very flexible, has certain versatility, be beneficial in the field of business wideling popularize and application.
Cell panel supervisory circuit 80 gathers the voltage of every piece of cell panel 10 of photovoltaic generating system and or temperature parameter information, and is converted to the pulse carrier signal of a given data form.Cell panel supervisory circuit 80 includes controller, on-off circuit.The intervalometer output pin of controller controls on-off circuit and pulse signal is added to the bus rod 30 of this photovoltaic generating system to form this pulse carrier signal.
Receive circuit 90 receive this pulse carrier signal and demodulated and obtain monitor component data, can obtain cell panel 10 voltage and or temperature parameter information.Receiving circuit 9 can be integrated form or stand alone type.The present embodiment is exactly the reception circuit 90 adopting integrated form, receives circuit 90 and integrates with header box 20, and these monitor component data are spread out of to home server 50 by header box 20.
Fig. 1 gives receiver module and namely receives circuit 90 and be integrated in the schematic diagram of header box 20, photovoltaic generating system comprise be connected to cell panel supervisory circuit 80 cell panel 10, the header box 20 of integrated reception circuit 90, bus rod 30, environment monitor 40, home server 50, cloud platform/webserver 60, combining inverter 70.Wherein, component detection module and cell panel supervisory circuit 80 are responsible for detection components data, including component voltage, rosette temperature etc., and convert the data into pulsing to bus rod 30 according to agreement, being positioned at the receiver module of header box 20 according to agreement is voltage by the pulses switch received, temperature data, by the means such as network or RS485, data are passed to home server 50, home server 50 is otherwise responsible for gathering the data of environment monitor 40, such as photometric data, air speed data, temperature data etc., cloud platform/webserver 60 is responsible for analysis and the process of final data, it is by the data of network collection home server 50.
Embodiment 2
Refer to Fig. 2, embodiment 2 is substantially the same manner as Example 1, it is distinctive in that: receive circuit 90 for stand alone type, freestanding reception circuit 90 seals in the loop of photovoltaic generating system, type of attachment has single-channel (can also Dual-channel type, four-way formula), this pulse carrier signal by each freestanding reception circuit 90 cascaded transmission, can eventually arrive at home server 50.
Fig. 2 gives the application schematic diagram that single-channel receives circuit 90, the voltage of cell panel 10, temperature data are converted to pulse data and upload by the cell panel supervisory circuit 80 being wherein arranged on cell panel 10, single-channel receives circuit 90 to be responsible for according to protocol analysis, pulse data is reduced to voltage, temperature data, and each single-channel receives and by cascade system, data passes to home server 50 between device (i.e. single-channel reception circuit 90)；Concrete communication mode can be network or RS485, CAN etc..
Embodiment 3
Refer to Fig. 3, embodiment 3 is substantially the same manner as Example 1, it is distinctive in that: receive circuit 90 for stand alone type, freestanding reception circuit 90 seals in the loop of photovoltaic generating system, type of attachment has Dual-channel type (can also single-channel, four-way formula), this pulse carrier signal by each freestanding reception circuit 90 cascaded transmission, can eventually arrive at home server 50.
Fig. 3 gives the application schematic diagram that namely dual-channel connection receiving apparatus receives circuit 90, the voltage of cell panel 10, temperature data are converted to pulse data and upload by the cell panel supervisory circuit 80 being wherein arranged on cell panel 10, dual-channel connection receiving apparatus is responsible for according to protocol analysis, pulse data is reduced to voltage, temperature data, by cascade system, data passes to home server 50 between each dual-channel connection receiving apparatus；Concrete communication mode can be network or RS485, CAN etc..
Embodiment 4
Refer to Fig. 4, embodiment 4 is substantially the same manner as Example 1, it is distinctive in that: receive circuit 90 for stand alone type, freestanding reception circuit 90 seals in the loop of photovoltaic generating system, type of attachment has four-way formula (can also single-channel, Dual-channel type), this pulse carrier signal by each freestanding reception circuit 90 cascaded transmission, can eventually arrive at home server 50.
Fig. 4 gives the application schematic diagram that namely four-way reception device receives circuit 90, the voltage of cell panel 10, temperature data are converted to pulse data and upload by the cell panel supervisory circuit 80 being wherein arranged on cell panel 10, four-way receives device to be responsible for according to protocol analysis, pulse data is reduced to voltage, temperature data, and each four-way receives and by cascade system, data passes to home server 50 between device；Concrete communication mode can be network or RS485, CAN etc..
Embodiment 5
Referring to Fig. 5, embodiment 5 is substantially the same manner as Example 1, and it is distinctive in that: the inverter 201 receiving circuit 90 and this photovoltaic generating system of integrated form integrates, and these monitor component data are spread out of to home server 50 by inverter 201.
Fig. 5 give receive device namely receive circuit 90 be integrated in group string inverter 201 application schematic diagram, the voltage of cell panel 10, temperature data are converted to pulse data and upload by the cell panel supervisory circuit 80 being wherein arranged on cell panel 10, receiving circuit 90 to be responsible for according to protocol analysis, pulse data is reduced to voltage, temperature data, each single channel receives and by cascade system, data passes to home server 50 between device.Concrete communication mode can be network or RS485, CAN etc..
In sum, photovoltaic module monitoring system is mainly made up of cell panel monitoring system and reception system two parts.Cell panel therein monitoring systemic-function for gather cell panel every piece voltage the parameter such as temperature, be converted into certain data form according to agreement: controlled the on-off circuit bus rod that is added to by pulse signal by the intervalometer output pin of controller and form pulse carrier signal.
Reception system receives after device end receives pulse carrier signal, is demodulated, can obtain cell panel voltage the parameter information such as temperature.Reception system is divided into two types according to installation site, integrated form and stand alone type, and diversity becomes and integrates with header box or corresponding inverter, and monitor component data are spread out of to home server by header box or inverter；Stand alone type is applied to existing power plant retrofit, and type of attachment is for sealing in loop, and specific constructive form has single-channel, Dual-channel type, four-way formula etc.；Monitor component data receive device cascaded transmission by each stand alone type, eventually arrive at local server-side.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all any amendment, equivalent replacement and improvement etc. made within spirit of the present utility model and principle, should be included within protection domain of the present utility model.
Claims (10)
1. a photovoltaic module monitoring system, it is characterised in that: comprising: cell panel supervisory circuit (80) and reception circuit (90)；Wherein,
Cell panel supervisory circuit (80) gathers the voltage of every piece of cell panel (10) of photovoltaic generating system and or temperature parameter information, and is converted to the pulse carrier signal of a given data form: cell panel supervisory circuit (80) includes controller, on-off circuit；The intervalometer output pin of controller controls on-off circuit and pulse signal is added to the bus rod (30) of this photovoltaic generating system to form this pulse carrier signal；
Receive circuit (90) receive this pulse carrier signal and demodulated and obtain monitor component data, can obtain cell panel (10) voltage and or temperature parameter information.
2. photovoltaic module monitoring system as claimed in claim 1, it is characterised in that: receiving circuit (90) is integrated form or stand alone type.
3. photovoltaic module monitoring system as claimed in claim 2, it is characterized in that: the reception circuit (90) of integrated form and the header box (20) of this photovoltaic generating system integrate, the home server (50) that these monitor component data are spread out of to this photovoltaic generating system by header box (20).
4. photovoltaic module monitoring system as claimed in claim 2, it is characterized in that: the reception circuit (90) of integrated form and the inverter (201) of this photovoltaic generating system integrate, the home server (50) that these monitor component data are spread out of to this photovoltaic generating system by inverter (201).
5. photovoltaic module monitoring system as claimed in claim 2, it is characterised in that: freestanding reception circuit (90) seals in the loop of this photovoltaic generating system, and type of attachment has single-channel, Dual-channel type, four-way formula.
6. photovoltaic module monitoring system as claimed in claim 5, it is characterised in that: this pulse carrier signal, by each freestanding reception circuit (90) cascaded transmission, eventually arrives at the home server (50) of this photovoltaic generating system.
7. photovoltaic module monitoring system as claimed in claim 1, it is characterised in that: this photovoltaic module monitoring system also includes home server (50), and home server (50) is connected with receiving circuit (90).
8. photovoltaic module monitoring system as claimed in claim 7, it is characterised in that: this photovoltaic module monitoring system also includes environment monitor (40), and environment monitor (40) is connected with home server (50).
9. photovoltaic module monitoring system as claimed in claim 7, it is characterized in that: this photovoltaic module monitoring system also includes cloud platform/webserver (60), and cloud platform/webserver (60) is connected with home server (50).
10. photovoltaic module monitoring system as claimed in claim 7, it is characterised in that: adopt wireless network or RS485 or CAN communication between home server (50) and reception circuit (90).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620127687.XU CN205384489U (en) | 2016-02-17 | 2016-02-17 | Photovoltaic module monitored control system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620127687.XU CN205384489U (en) | 2016-02-17 | 2016-02-17 | Photovoltaic module monitored control system |
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| CN205384489U true CN205384489U (en) | 2016-07-13 |
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| CN201620127687.XU Active CN205384489U (en) | 2016-02-17 | 2016-02-17 | Photovoltaic module monitored control system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107346899A (en) * | 2017-08-28 | 2017-11-14 | 国网江西省电力公司电力科学研究院 | A kind of photovoltaic power station system stability assessment method and system |
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2016
- 2016-02-17 CN CN201620127687.XU patent/CN205384489U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107346899A (en) * | 2017-08-28 | 2017-11-14 | 国网江西省电力公司电力科学研究院 | A kind of photovoltaic power station system stability assessment method and system |
| CN107346899B (en) * | 2017-08-28 | 2020-08-11 | 国网江西省电力公司电力科学研究院 | Photovoltaic power station system stability assessment method and system |
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