CN201583579U - Monitoring device for monitoring electric current of solar photovoltaic panels - Google Patents
Monitoring device for monitoring electric current of solar photovoltaic panels Download PDFInfo
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- CN201583579U CN201583579U CN2009202611593U CN200920261159U CN201583579U CN 201583579 U CN201583579 U CN 201583579U CN 2009202611593 U CN2009202611593 U CN 2009202611593U CN 200920261159 U CN200920261159 U CN 200920261159U CN 201583579 U CN201583579 U CN 201583579U
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Abstract
The utility model relates to a monitoring device for monitoring electric current of solar photovoltaic panels. An input port and an output port for at least one circuit of solar photovoltaic panel current are arranged on a casing body, and at least one current sensor for detecting at least one circuit of direct current and a control circuit for receiving electric current detection signals sent out by at least one current sensors are arranged in the casing body. The input port, the output port and a communication port are arranged on the casing body, thereby adopting the mode of the external portion of the casing body passing through electric cables to achieve the detection for a plurality of circuits of direct current, the monitoring device can carry out precise detection to direct current, and then the direct current can be further processed by the control circuit and directly sent out through the communication port. Working states of solar energy panels are analyzed and judged by an external superior monitoring station/system.
Description
Technical field
The utility model relates to monitoring device, more particularly, relates to the monitoring device that a kind of usefulness is used to monitor the solar photovoltaic cell panel electric current.
Background technology
Sun power is the green energy resource that the whole world is all advocated energetically, solar electrical energy generation also just the industry policy of the Chinese government energetically and the new forms of energy of giving special assistance to have unlimited vast potential for future development.The maximum input and the key equipment of solar electrical energy generation are photovoltaic battery panels, in a big-and-middle-sized solar power plant, can use a large amount of cell panels, the quality of the running status of cell panel directly has influence on generating, the running status of having only real-time understanding cell panel, in time location and maintenance cell panel just can reduce its power generation loss to greatest extent.
Solar electrical energy generation needs intellectuality and robotization, its basic automatization is exactly to be equipped with intelligent monitored control module in output place of solar panel electric current, its function is exactly to measure the electric current of solar panel, monitor and analyze the operating condition of solar panel, and current data and fault alarm in time sent to higher level's monitoring station or center, further handle, realize the intellectuality of power-plant operation.
Solar panel will divide into groups to be flowed in direct current header box (cabinet) or the DC power distribution cabinet, thereby can measure and monitor at header box interior focusing volt electric current.At present, all producers are equipped with direct current transducer/transmitter, working power, metering circuit, telecommunication circuit and lightning protection circuit in header box, and the integrated degree of telemetry circuit related in the header box is low, need loaded down with trivial details wiring, time-consuming consumption power.
The utility model content
The technical problems to be solved in the utility model is, low at the integrated degree of telemetry circuit related in the header box of prior art or the power distribution cabinet, need loaded down with trivial details wiring, defectives such as time-consuming consumption power provide a kind of high integrated monitoring device that is used to monitor the solar photovoltaic cell panel electric current of integrated level that is used in photovoltaic header box or the panel box.
The technical scheme that its technical matters that solves the utility model adopts is: construct a kind of monitoring device that is used to monitor the solar photovoltaic cell panel electric current that is used for the photovoltaic header box, it comprises the housing that is arranged in the described photovoltaic header box, described housing is provided with at least one output port that is used to receive at least one input port of at least one road photovoltaic electric current and is used to send at least one road photovoltaic electric current, in described housing, be provided with at least one current sensor that detects at least one road photovoltaic electric current, and receive the control circuit of the current detection signal that described at least one current sensor sends, on described housing, also be provided with the communication port of the processing signals that is used to send described control circuit output.
In monitoring device described in the utility model, described housing is provided with a plurality of input ports and a plurality of output port, corresponding one road photovoltaic electric current that receives of each input port, corresponding one road photovoltaic electric current that sends of each output port, at least one input port and be used to send at least one output port of at least one road photovoltaic electric current, in described housing, be provided with a plurality of current sensors, described a plurality of current sensor all is electrically connected with described control circuit, corresponding one road photovoltaic electric current that detects of each current sensor.
In monitoring device described in the utility model, described current sensor is a Hall current sensor.
Implement the monitoring device that is used to monitor the solar photovoltaic cell panel electric current of the present utility model, have following beneficial effect: the interlock circuit of the detection photovoltaic electric current that will be referred to all is integrated in the monitoring device, on the housing of this monitoring device, input port is set, output port and communication port, thereby can adopt outside to wear the detection that cable mode realizes multichannel photovoltaic electric current, in housing at each road electric current, correspondence is provided with a current sensor, thereby can accurately detect the photovoltaic electric current, and be for further processing by control circuit, directly send by communication port, carry out the working condition of analysis and judgement solar panel by the monitoring station/system of outside upper level.This device is monitoring device or measurement and control unit or the monitoring means that the integrated incorporate DC current of a kind of height is used to monitor the solar photovoltaic cell panel electric current.
Description of drawings
The utility model is described in further detail below in conjunction with drawings and Examples, in the accompanying drawing:
Fig. 1 is the structural representation that the utility model is used to monitor monitoring device one embodiment of solar photovoltaic cell panel electric current.
Embodiment
As shown in Figure 1, at an embodiment of monitoring device who is used to monitor the solar photovoltaic cell panel electric current who is used for the photovoltaic header box of the present utility model, it mainly is installed in header box, photovoltaic header box or the power distribution cabinet of solar electric power supply system, and be used for measuring, the warning solar photovoltaic cell panel is current generated.This monitoring device comprises a housing 21, thereby can realize the integrated detection to the photovoltaic electric current, the assembly work of having avoided loaded down with trivial details terminal box to take time and effort with need the interlock circuit that the photovoltaic electric current detects all being installed in wherein.Working power, the direct current transducer (direct current CT) at least one road, telecommunication circuit, communication lightning protection device, function treatment mainboard in an engine housing, have been comprised, it is a kind of incorporate monitoring device, wherein, all hardware and software feature module settings concentrate in the engine housing.Also have working power port and communication port in the housing outside.
In a preferred embodiment, housing 21 is provided with at least one input port 211, at least one output port 212 and relevant communication port 213, the solar photovoltaic cell panel current cable is that current sensor is passed in inside from the input of housing one outside, in another outside output of housing.At work, the branch road quantity of the photovoltaic electric current that can conflux according to actual needs for the quantity of input port 211 and output port 212 is carried out corresponding setting, promptly input port 211 correspondences receive one road photovoltaic electric currents, output port 212 corresponding one road photovoltaic electric currents that send, thereby can realize by the mode of the interspersed housing 21 in outside connecting, in housing 21, be provided with a current sensor at each road photovoltaic electric current, all current sensors constitute current sensor assembly 214, each current sensor detects corresponding one road photovoltaic electric current, and detected current detection signal sent to control circuit 215, control circuit 215 is handled accordingly, the electric current of monitoring each road solar panel changes with unusual, produce fault alarm, the fault location solar panel, by communication port 213 control signal corresponding is sent to outside higher level monitoring station/system again, get rid of and safeguard thereby can carry out corresponding fault.In a preferred embodiment, current sensor is a Hall current sensor.
For control circuit 215 except the CPU that carries out concrete signal and handle; also comprise lightning protection circuit, signal isolation circuit, mu balanced circuit, A/D change-over circuit and signal modulation discharge circuit etc., two input ports 211, output port 212 and communication port 213 also can comprise corresponding interface circuits etc.
The utility model describes by several specific embodiments, it will be appreciated by those skilled in the art that, under the situation that does not break away from the utility model scope, can also carry out various conversion and be equal to alternative the utility model.In addition, at particular condition or concrete condition, can make various modifications to the utility model, and not break away from scope of the present utility model.Therefore, the utility model is not limited to disclosed specific embodiment, and should comprise the whole embodiments that fall in the utility model claim scope.
Claims (4)
1. monitoring device that is used to monitor the solar photovoltaic cell panel electric current, comprise a housing, it is characterized in that, described housing is provided with at least one output port that is used to receive at least one input port of at least one road photovoltaic electric current and is used to send at least one road photovoltaic electric current, in described housing, be provided with at least one current sensor that detects at least one road photovoltaic electric current, and receive the control circuit of the current detection signal that described at least one current sensor sends, on described housing, also be provided with the communication port of the processing signals that is used to send described control circuit output.
2. monitoring device according to claim 1, it is characterized in that, described housing is provided with a plurality of input ports and a plurality of output port, corresponding one road photovoltaic electric current that receives of each input port, corresponding one road photovoltaic electric current that sends of each output port, be provided with a plurality of current sensors in described housing, described a plurality of current sensors all are electrically connected with described control circuit, corresponding one road photovoltaic electric current that detects of each current sensor.
3. monitoring device according to claim 1 is characterized in that described current sensor is a Hall current sensor.
4. according to the arbitrary described monitoring device of claim 1～3, it is characterized in that, described monitoring device is installed in header box or the power distribution cabinet, and the solar photovoltaic cell panel current lead penetrates described housing and passes described housing from an output port from an input port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202611593U CN201583579U (en) | 2009-12-04 | 2009-12-04 | Monitoring device for monitoring electric current of solar photovoltaic panels |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202611593U CN201583579U (en) | 2009-12-04 | 2009-12-04 | Monitoring device for monitoring electric current of solar photovoltaic panels |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201583579U true CN201583579U (en) | 2010-09-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202611593U Expired - Fee Related CN201583579U (en) | 2009-12-04 | 2009-12-04 | Monitoring device for monitoring electric current of solar photovoltaic panels |
Country Status (1)
| Country | Link |
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| CN (1) | CN201583579U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015010352A1 (en) * | 2013-07-24 | 2015-01-29 | 友达光电股份有限公司 | Solar power generation system, measurement module and positioning method |
| CN106304489A (en) * | 2016-08-25 | 2017-01-04 | 安徽朗越能源股份有限公司 | A kind of energy-conservation lithium electricity type solar street light intelligence control system |
-
2009
- 2009-12-04 CN CN2009202611593U patent/CN201583579U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015010352A1 (en) * | 2013-07-24 | 2015-01-29 | 友达光电股份有限公司 | Solar power generation system, measurement module and positioning method |
| CN106304489A (en) * | 2016-08-25 | 2017-01-04 | 安徽朗越能源股份有限公司 | A kind of energy-conservation lithium electricity type solar street light intelligence control system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100915 Termination date: 20141204 |
|
| EXPY | Termination of patent right or utility model |