CN205039775U - Solar battery array and solar module monitoring devices - Google Patents
Solar battery array and solar module monitoring devices Download PDFInfo
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- CN205039775U CN205039775U CN201520819488.0U CN201520819488U CN205039775U CN 205039775 U CN205039775 U CN 205039775U CN 201520819488 U CN201520819488 U CN 201520819488U CN 205039775 U CN205039775 U CN 205039775U
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Abstract
The application discloses solar battery array includes: at least one solar module, monitoring communication module, relay module, cell array positive pole and cell array negative pole, the monitoring communication module with the solar module one -to -one, monitoring communication module connects in parallel selfcorrespondingly at each on solar module's the positive pole and negative pole, the monitoring communication module with relay module connects, solar module becomes the electric energy with solar energy transformation, and passes through cell array positive pole and cell array negative output, monitoring communication module for monitoring and collection solar module's output parameter, and will gather solar module's output parameter send to relay module, relay module uploads to predetermined server solar module's output parameter. The application provides a solar battery array simple structure, with low costs, the practicality is strong.
Description
This application claims and submitted on 09 30th, 2015 the priority that Patent Office of the People's Republic of China, application number are 201520770162.3, utility model name is called the Chinese patent application of " solar battery array and solar module monitoring device " to, its full content combines in this application by reference.
Technical field
The application relates to technical field of solar batteries, is specifically related to solar battery array.
The application relates to solar module monitoring device in addition.
Background technology
Solar energy has the features such as pollution-free, clean and safe, general, renewable, sustainability with it; become the important component part that the mankind use the energy; especially energy crisis and traditional energy environmental pollution degree are on the rise; more accelerate the paces that solar energy is explored; the utilization of solar energy seems significant, research solar cell therefore also one of key areas becoming scientific research.
Solar cell is a kind of emerging battery, and utilize photoelectricity transformation principle to make the radiant light of the sun change electric energy into by semi-conducting material, this opto-electronic conversion is called photovoltaic effect usually, and therefore solar cell is also called photovoltaic cell.
Solar module is according to load request, some monomer solar cells are carried out sort merge (connection in series-parallel) by parameters such as performances generate, can independently as power supply use minimum unit, such as by the solar module formed after the Component encapsulatings such as solar battery sheet, ultrawhite woven design toughened glass, EVA, transparent back panel, terminal box and aluminum alloy frame.
Solar battery array is to meet high voltage, powerful demand, according to the load request that reality uses, some solar modules are carried out connection in series-parallel, by specific mechanical mode in addition fixed Combination, and be equipped with semiconductor device (as anti-reverse charging diode, bypass diode) and form.
Solar module is as a kind of semiconductor device, reliability is relatively high, but inevitably there are some failure phenomenons in actual applications, as piece solar module of in solar battery array lost efficacy, to the loss of whole solar battery array energy output be caused, even can cause time serious solar battery array lost efficacy and to breaking out of fire accident.Therefore, Real-Time Monitoring is carried out to solar battery array, Timeliness coverage fault is necessary.
At present, for the solution that the problems referred to above are taked, that output monitoring is carried out to the solar battery array that some solar modules form, such as in the photovoltaic generating system (as photovoltaic plant) of employing group string inverter, by arranging testing circuit and communicating circuit in inverter, the output parameter of solar battery array is gathered by testing circuit, and by communicating circuit, the output parameter collected is uploaded onto the server, server carries out data analysis and malfunction elimination according to output parameter for solar module, reduce the accident risk of photovoltaic generating system.
Above-mentioned prior art provides exists obvious defect.
The shortcoming of above-mentioned prior art is:
Above-mentioned prior art by arranging testing circuit and communicating circuit collection and uploading the output parameter of solar battery array in inverter, by can realize the location of solar battery array rank to the analysis of output parameter, namely the concrete solar battery array broken down in photovoltaic generating system is navigated to, certain effect is served in the running of photovoltaic generating system, but along with the construction of photovoltaic generating system and the development of later stage O&M demand, need to realize meticulousr monitoring to photovoltaic generating system, as realized the monitoring of solar module rank, navigate to the solar module specifically broken down in photovoltaic generating system, above-mentioned prior art cannot meet, there is certain defect, promote difficulty in actual applications large, practicality is lower.
Utility model content
The application provides solar battery array, with solve prior art exist practicality low, cost is high and baroque problem.
The application provides solar module monitoring device in addition.
The solar battery array that the application provides, comprising:
At least one solar module, monitoring communication module, trunk module, array Anode and battery array negative pole;
Wherein, described monitoring communication module and described solar module one_to_one corresponding, on the positive pole that described monitoring communication module is connected in parallel on each self-corresponding described solar module and negative pole, described monitoring communication module is connected with described trunk module;
If the number of described solar module is 1, the positive pole of described solar module is connected with described array positive pole and described array negative pole respectively with negative pole;
If the number of described solar module is greater than 1, the mode of series connection is adopted to connect successively between described solar module, the positive pole of last solar module is connected with the negative pole of a rear solar module, the negative pole occuping the first solar module is connected with described array negative pole, and the positive pole occuping the solar module of last position is connected with described array positive pole;
Described solar module, changes into electric energy by solar energy, and is exported by described array Anode and battery array negative pole;
Described monitoring communication module, for monitoring and gather the output parameter of described solar module, and is sent to described trunk module by the output parameter of the described solar module collected;
Described trunk module, uploads the output parameter of described solar module to the server preset.
Optionally, described monitoring communication module comprises:
Voltage sampling unit, signal processing unit, central control unit and communication unit;
Wherein, on the positive pole that described voltage sampling unit is connected in parallel on each self-corresponding described solar module and negative pole, the voltage signal output end of described voltage sampling unit is connected with the signal input part of described signal processing unit, the signal output part of described signal processing unit is connected with described central control unit, described central control unit is connected with the data input pin of described communication unit, and the data output end of described communication unit is connected with described trunk module;
Described voltage sampling unit, for gathering the voltage parameter of each self-corresponding described solar module;
Described signal processing unit, carries out respective handling to the voltage parameter of the described solar module collected;
Described central control unit, realizes the control to described voltage sampling unit, described signal processing unit and described communication unit;
Described communication unit, for being uploaded to described trunk module by the voltage parameter after process.
Optionally, described signal processing unit comprises analog to digital converter;
Wherein, the signal input part of described analog to digital converter is connected with the voltage signal output end of described voltage sampling unit, and the signal output part of described analog to digital converter is connected with described central control unit;
Described analog to digital converter, is converted to digital signal by the voltage parameter of the described solar module collected by analog signal.
Optionally, described solar battery array, comprising:
DC power supply unit, the first DC power bus and the second DC power bus;
Wherein, the positive pole of described DC power supply unit is connected with described first DC power bus, and the negative pole of described DC power supply unit is connected with described second DC power bus;
Described first DC power bus is connected with the electric positive pole that connects of described voltage sampling unit, signal processing unit, central control unit and described communication unit, and described second DC power bus is connected with the electricity-linkingup anode of described voltage sampling unit, signal processing unit, central control unit and described communication unit;
Described DC power supply unit, by described first DC power bus and described second DC power bus, for described voltage sampling unit, signal processing unit, central control unit and described communication unit are powered.
Optionally, described solar battery array, comprising:
DC power supply unit;
Wherein, the positive pole of described DC power supply unit is connected with the electric positive pole that connects of described voltage sampling unit, signal processing unit, central control unit and described communication unit respectively, and the negative pole of described DC power supply unit is connected with the electricity-linkingup anode of described voltage sampling unit, signal processing unit, central control unit and described communication unit respectively;
Described DC power supply unit, for described voltage sampling unit, signal processing unit, central control unit and described communication unit provide DC power supply.
Optionally, described DC power supply unit is arranged on described trunk module.
Optionally, described monitoring communication module arranges grammed switch, and described grammed switch is connected in parallel on each self-corresponding described solar module of described monitoring communication module;
Wherein, the electric positive pole that connects of described grammed switch is connected with the positive pole of described solar module, the electricity-linkingup anode of described grammed switch is connected with the negative pole of described solar module, and the control signal input of described grammed switch is connected with described central control unit;
Described grammed switch, for controlling described solar module operating state, if described grammed switch disconnects, described solar module normally works, if described grammed switch closes, described solar module is by short circuit, and the power output in output parameter is 0.
Optionally, described solar battery array, comprising:
Array terminal module;
Described array terminal module is connected with described solar module;
Described array terminal module, for the connection between collaborative solar battery array.
Optionally, described array terminal module installation DC power bus balancing circuitry;
Described DC power bus balancing circuitry is connected with described first DC power bus and described second DC power bus;
Described DC power bus balancing circuitry, for generation of identical and opposite signal, and the signal produced is sent into described first DC power bus and described second DC power bus, keep the stable of direct current power source voltage in described first DC power bus and described second DC power bus.
Optionally, described solar battery array, comprising:
Communication bus;
Described communication bus is connected with described communication unit and described trunk module, and described communication bus is connected with the data output end of described communication unit;
Described communication bus, sends the voltage parameter that the data output end of described communication unit exports into described trunk module.
Optionally, described array terminal module installation communication bus balancing circuitry;
Described communication bus balancing circuitry is connected with described communication bus;
Described communication bus balancing circuitry, for generation of identical and opposite signal, and sends the signal of generation into described communication bus, keeps the stable of voltage parameter in described communication bus.
Optionally, described array terminal module installation array terminal interface unit;
If the number of described solar module is 1, the positive pole of described solar module is connected with described array positive pole by described array terminal interface unit, the positive pole of described solar module is connected with one end of described array terminal interface unit, and the other end of described array terminal interface unit is connected with described array positive pole;
If the number of described solar module is greater than 1, the positive pole occuping the described solar module of last position is connected with described array positive pole by described array terminal interface unit, the positive pole occuping the described solar module of last position is connected with one end of described array terminal interface unit, and the other end of described array terminal interface unit is connected with described array positive pole;
Described array terminal interface unit, for the connection between solar battery array.
Optionally, described array terminal interface unit comprises the electric connector connected for direct current.
Optionally, described solar battery array, comprising:
Assembly connector part;
If the number of described solar module is greater than 1, the positive pole of last solar module is connected with the negative pole of a rear solar module by described solar module;
Described assembly connector part is used for the connection between solar module.
Optionally, described assembly connector part comprises the electric connector connected for direct current.
Optionally, described solar battery array, comprising:
Current sampling device, described current sampling device is connected with described solar module;
If the number of described solar module is 1, described current sampling device is connected between the positive pole of described solar module and described array positive pole;
If the number of described solar module is greater than 1, described current sampling device is connected between the positive pole of the described solar module occuping last position and described array positive pole;
Described current sampling device, for gathering the current parameters of described solar module.
Optionally, described current sampling device is arranged on described trunk module.
Optionally, described array positive pole and described array negative pole are arranged on described trunk module.
The application also provides a kind of solar battery array monitoring device, comprising:
Monitoring communication module, trunk module, the first power connection end mouth and the second power connection end mouth;
Wherein, described monitoring communication module is connected with described trunk module, and described first power connection end mouth is connected with described monitoring communication module with described second power connection end mouth;
Described monitoring communication module according to solar module mode one to one, on the positive pole being connected in parallel on each self-corresponding solar module by described first power connection end mouth and described second power connection end mouth and negative pole;
Described monitoring communication module, for monitoring and gather the output parameter of described solar module, and sends the output parameter of the described solar module collected into described trunk module;
Described trunk module, uploads the output parameter of described solar module to the server preset;
Described first power connection end mouth and described second power connection end mouth, for being connected with described solar module.
Compared with prior art, the application has the following advantages:
The solar battery array that the application provides, comprising: at least one solar module, monitoring communication module, trunk module, array Anode and battery array negative pole; Wherein, described monitoring communication module and described solar module one_to_one corresponding, on the positive pole that described monitoring communication module is connected in parallel on each self-corresponding described solar module and negative pole, described monitoring communication module is connected with described trunk module; If the number of described solar module is 1, the positive pole of described solar module is connected with described array positive pole and described array negative pole respectively with negative pole; If the number of described solar module is greater than 1, the mode of series connection is adopted to connect successively between described solar module, the positive pole of last solar module is connected with the negative pole of a rear solar module, the negative pole occuping the first solar module is connected with described array negative pole, and the positive pole occuping the solar module of last position is connected with described array positive pole; Described solar module, changes into electric energy by solar energy, and is exported by described array Anode and battery array negative pole; Described monitoring communication module, for monitoring and gather the output parameter of described solar module, and is sent to described trunk module by the output parameter of the described solar module collected; Described trunk module, uploads the output parameter of described solar module to the server preset.
The solar battery array that the application provides, for the solar module in solar battery array, be provided with and monitor communication module one to one with described solar module, the output parameter of described solar module is gathered by described monitoring communication module, the output parameter of the described solar module collected uploads onto the server by described trunk module, by the analysis of the output parameter to described solar module, the concrete solar module broken down in solar battery array can be navigated to, achieve the monitoring that becomes more meticulous of solar battery array, reduce the probability that solar battery array breaks down, practicality is stronger.
Accompanying drawing explanation
Accompanying drawing 1 is the schematic diagram of the first solar battery array that the application provides;
Accompanying drawing 2 is the schematic diagrames of the second solar battery array that the application provides;
Accompanying drawing 3 is the schematic diagrames of the third solar battery array that the application provides;
Accompanying drawing 4 is the schematic diagrames of the 4th kind of solar battery array that the application provides;
Accompanying drawing 5 is the schematic diagrames of the 5th kind of solar battery array that the application provides;
Accompanying drawing 6 is the schematic diagrames of a kind of solar battery array monitoring device that the application provides.
Embodiment
Set forth a lot of detail in the following description so that fully understand the application.But the application can implement to be much different from other modes described here, those skilled in the art can when doing similar popularization without prejudice to when the application's intension, and therefore the application is by the restriction of following public concrete enforcement.
The application provides solar battery array, and the application also provides solar module monitoring device, and the accompanying drawing of the embodiment provided below in conjunction with the application is described in detail one by one.
The described solar battery array embodiment that the application provides is as follows:
With reference to accompanying drawing 1 to accompanying drawing 5, wherein, figure 1 show the schematic diagram of the first solar battery array that the application provides, Figure 2 illustrate the schematic diagram of the second solar battery array that the application provides, figure 3 show the schematic diagram of the third solar battery array that the application provides, fig. 4 illustrate the schematic diagram of the 4th kind of solar battery array that the application provides, fig. 5 illustrate the schematic diagram of the 5th kind of solar battery array that the application provides.
As shown in Figure 1, the solar battery array that the present embodiment provides, comprising:
Solar module 110, monitoring communication module 120, trunk module 130, array positive pole 140 and array negative pole 150.
Solar energy is changed into electric energy by described solar module 110, and exported by described array positive pole 140 and array negative pole 150, described solar module 110 comprises at least one solar module: solar module 1, solar module 2, solar module n (n>=1).
Described monitoring communication module 120 is for monitoring and gathering the output parameter of described solar module 110, described monitoring communication module 120 and described solar module 110 one_to_one corresponding, accordingly, described monitoring communication module 120 comprise at least one monitoring communication module, monitoring communication module 1, monitoring communication module 2, monitoring communication module n (n>=1).
The output parameter of the described solar module 110 collected, after the output parameter collecting described solar module 110, is sent to described trunk module 130 by described monitoring communication module 120.
As shown in Figure 1, on the positive pole that described monitoring communication module 120 is connected in parallel on each self-corresponding described solar module 110 and negative pole, on the positive pole that such as corresponding with solar module 1 monitoring communication module (the monitoring communication module below solar module 1) is connected in parallel on solar module 1 and negative pole.
If the number of described solar module 110 is 1, namely only have a solar module in solar battery array, then the positive pole of described solar module 110 is connected with described array positive pole 140 and described array negative pole 150 respectively with negative pole;
If the number of described solar module 110 is greater than 1, namely multiple solar module is had in solar battery array, as shown in Figure 1, the mode of series connection is adopted to connect successively between described solar module 110, the positive pole of last solar module is connected with the negative pole of a rear solar module, the negative pole occuping the first solar module (i.e. solar module 1) is connected with described array negative pole 150, the positive pole occuping the solar module (i.e. solar module n) of last position is connected with described array positive pole 140.
Described trunk module 130 is connected with described monitoring communication module 120, uploads the output parameter of described solar module 110 to the server preset.After the output parameter of described solar module 110 is uploaded to described server, by the analysis to described solar module 110 output parameter, the concrete solar module 110 broken down in solar battery array can be navigated to, achieve monitoring and the location of solar module rank, solar battery array monitoring is become more meticulous more, reduces the probability that solar battery array breaks down.
As shown in Figure 1, described monitoring communication module 120 comprises: voltage sampling unit 121, signal processing unit 122, central control unit 123 and communication unit 124.
Wherein, on the positive pole that described voltage sampling unit 121 is connected in parallel on each self-corresponding described solar module 110 and negative pole, for gathering the voltage parameter of each self-corresponding described solar module 110; The voltage signal output end of described voltage sampling unit 121 is connected with the signal input part of described signal processing unit 122, and the voltage parameter of described signal processing unit 122 to the described solar module 110 collected carries out respective handling; The signal output part of described signal processing unit 122 is connected with described central control unit 123, described central control unit 123 is connected with the data input pin of described communication unit 124, the data output end of described communication unit 124 is connected with described trunk module, and the voltage parameter after being processed by described signal processing unit 122 imports described trunk module 130 into.
Described central control unit 123, realizes the control to described voltage sampling unit 121, described signal processing unit 122 and described communication unit 124.
In the specific implementation, described voltage sampling unit 121 can adopt direct voltage sample circuit to realize, the voltage parameter of described solar module 110 output is gathered by direct voltage sample circuit, such as based on the direct voltage sample circuit that the electronic device of low cost builds, reduce in solar battery array the cost disposing described monitoring communication module 120.In addition, described voltage sampling unit 121 can also adopt other modes to realize, and such as adopts voltage sample device, does not limit at this.
In addition, in the specific implementation, the communication between described communication unit 124 and described trunk module 130 can adopt wire communication mode, such as adopts the mechanics of communication of the low costs such as RS485, RS422 to realize.
Described trunk module 130 is for being uploaded to described server by the described voltage parameter collected, in the specific implementation, described voltage parameter can be uploaded to described server based on communication by described trunk module 130, such as based on wireless communication techniques such as cellular mobile network, WIFI (WirelessFidelity) or ZigBee; In addition, also can realize based on wire communication mode, such as the wire communication mode such as data cable, optical fiber, does not limit at this.
After described voltage sampling unit 121 collects the voltage parameter of described solar module 110, import the voltage parameter of described solar module 110 into described signal processing unit 122, herein, the voltage parameter of described solar module 110 is continuous print analog signals, for the ease of the voltage parameter of described solar module 110 being uploaded to the Data Analysis Services after described server, preferably, described signal processing unit 122 comprises analog to digital converter, described analog to digital converter is used for the digital signal voltage parameter of the described solar module 110 collected being converted to interruption by continuous print analog signal.The signal input part of described analog to digital converter is connected with the voltage signal output end of described voltage sampling unit 121, and the signal output part of described analog to digital converter is connected with described central control unit 123.
On the basis of the solar battery array shown in above-mentioned accompanying drawing 1, in order to reduce the power loss of described monitoring communication module 120, and improve the reliability of described monitoring communication module 120 work, thus improve the operating efficiency of solar battery array and the reliability of work, preferably, unified DC power bus powering mode is adopted to provide reliable and stable DC power supply for described monitoring communication module 120, as shown in Figure 2, solar battery array arranges DC power supply unit 210, first DC power bus 220 and the second DC power bus 230, unified providing to described monitoring communication module 120 is stablized and reliable DC power supply.
As shown in Figure 2, the positive pole of described DC power supply unit 210 is connected with described first DC power bus 220, the negative pole of described DC power supply unit 210 is connected with described second DC power bus 230, for described voltage sampling unit 121, signal processing unit 122, central control unit 123 and described communication unit 124 provide all with DC power supply.
Described first DC power bus 220 is connected with the electric positive pole that connects of described voltage sampling unit 121, signal processing unit 122, central control unit 123 and described communication unit 124;
Described second DC power bus 230 is connected with the electricity-linkingup anode of described voltage sampling unit 121, signal processing unit 122, central control unit 123 and described communication unit 124.
Preferably, described DC power supply unit 210 is arranged on described trunk module 130.
By arranging described DC power supply unit 210, first DC power bus 220 and the second DC power bus 230 at solar battery array, improve the operating efficiency of solar battery array and the stability of work.
In the specific implementation, other modes can also be adopted to realize, such as directly pass through described DC power supply unit 210 to described voltage sampling unit 121, signal processing unit 122, central control unit 123 and described communication unit 124 provide DC power supply, the positive pole of described DC power supply unit 210 respectively with described voltage sampling unit 121, signal processing unit 122, central control unit 123 is connected with the electric positive pole that connects of described communication unit 124, the negative pole of described DC power supply unit 210 respectively with described voltage sampling unit 121, signal processing unit 122, central control unit 123 is connected with the electricity-linkingup anode of described communication unit 124, the operating efficiency of solar battery array and the stability of work can be improved equally, do not limit at this.
After the voltage parameter of the described solar module 110 that described voltage sampling unit 121 collects is uploaded to described server, according to the voltage parameter of described solar module 110, one or more solar module broken down in solar battery array can be determined, in case of emergency, need to carry out respective handling for the solar module broken down in time, such as short circuit, avoid having influence on the solar module that in solar battery array, other normally work, if process not in time, solar battery array even may be caused to break down, as shown in Figure 3, described monitoring communication module 120 arranges grammed switch 310, described grammed switch 310 can the mode of operation of solar module 110 described in Long-distance Control, be conducive in emergency circumstances safety carry out troubleshooting.
As shown in Figure 3, described grammed switch 310 is connected in parallel on each self-corresponding described solar module 110 of described monitoring communication module 120, for controlling the operating state of described solar module 110, when described grammed switch 310 disconnects, described solar module 110 normally works; When described grammed switch 310 closes, described solar module 110 is by short circuit, and the power output in output parameter is 0.
The electric positive pole that connects of described grammed switch 310 is connected with the positive pole of described solar module 110, the electricity-linkingup anode of described grammed switch 310 is connected with the negative pole of described solar module 110, and the control signal input of described grammed switch 310 is connected with described central control unit 123.
In addition, in the specific implementation, described grammed switch 310 can also be set in the solar battery array shown in above-mentioned accompanying drawing 1, and described DC power supply unit 210, first DC power bus 220 shown in above-mentioned accompanying drawing 2 and the second DC power bus 230 are not set, not limit at this.
Connection conveniently between solar battery array, improve the laying speed of solar battery array, solar battery array arranges array terminal module 410, connection between collaborative solar battery array, as shown in Figure 4, the solar module (i.e. solar module n) being positioned at end in solar battery array is connected with described array terminal module 410.
Solar battery array shown in above-mentioned accompanying drawing 2 arranges described DC power supply unit 210, on the basis of the first DC power bus 220 and the second DC power bus 230, in order to ensure stability and the integrality of the DC power supply that described DC power supply unit 210 provides, as shown in Figure 4, described array terminal module 410 arranges DC power bus balancing circuitry 411, described DC power bus balancing circuitry 411 is for generation of identical and opposite signal, and the signal produced is sent into described first DC power bus 220 and described second DC power bus 230, keep the stable of direct voltage in described first DC power bus 220 and described second DC power bus 230.
As shown in Figure 4, described DC power bus balancing circuitry 411 is connected with described first DC power bus 220 and described second DC power bus 230.
In addition, in order to ensure integrality and the stability of the described voltage parameter of described communication unit 214 output, as shown in Figure 4, solar battery array arranges communication bus 420 and communication bus balancing circuitry 412; Described communication bus 420 sends into described trunk module 130 for the voltage parameter exported by described communication unit 124; The signal of generation for generation of identical and opposite signal, and is sent into described communication bus 420 by described communication bus balancing circuitry 412, keeps the stable of voltage parameter in described communication bus 420.
As shown in Figure 4, described communication bus 420 is connected with described communication unit 124 and described trunk module 130, described communication bus 420 is connected with the data output end of described communication unit 124, and described communication bus balancing circuitry 142 is connected with described communication bus 420.
Preferably, in order to improve the laying speed of solar battery array further, facilitate the connection between solar battery array, as shown in Figure 4, in described array terminal module 410, array terminal interface unit 413 is set, for the connection between solar battery array.
If the number of described solar module 110 is 1, namely only have a solar module in solar battery array, the positive pole of described solar module 110 is connected with described array positive pole 140 by described array terminal interface unit 413.Concrete, the positive pole of described solar module 110 is connected with one end of described array terminal interface unit 413, and the other end of described array terminal interface unit 413 is connected with described array positive pole 140;
If the number of described solar module 110 is greater than 1, namely have multiple solar module in solar battery array, the positive pole occuping the described solar module (i.e. solar module n) of last position is connected with described array positive pole 140 by described array terminal interface unit 413.Concrete, the positive pole occuping the described solar module (i.e. solar module n) of last position is connected with one end of described array terminal interface unit 413, and the other end of described array terminal interface unit 413 is connected with described array positive pole 140.
In the specific implementation, described array terminal interface unit 413 can adopt the electric connector connected for direct current, and such as binding post or plug type electric wire connecting junction etc., do not limit at this.
When the number of the solar module 110 in solar battery array is more, when laying described solar module 110, probably because the laying of single solar module makes mistakes, cause the unavailable or discarded of solar battery array, connection conveniently between described solar module 110, increase the flexibility of laying solar module 110 described in solar battery array, reduce the cost laying described solar module 110, solar battery array arranges assembly connector part 430, for the connection between described solar module 110.
As shown in Figure 4, the positive pole of last solar module is connected with the negative pole of a rear solar module by described assembly connector part 430 by described solar module.
In the specific implementation, described assembly connector part 430 can adopt the electric connector connected for direct current, and such as binding post or plug type electric wire connecting junction etc., do not limit at this.
As shown in Figure 5, solar battery array arranges current sampling device 510, and for gathering the current parameters of described solar module 110, described current sampling device 510 is connected with described solar module 110.
If the number of described solar module 110 is 1, namely only have a solar module in solar battery array, described current sampling device 510 is connected between the positive pole of described solar module 110 and described array positive pole 140;
If the number of described solar module 110 is greater than 1, namely multiple solar module is had in solar battery array, between the positive pole that described current sampling device 510 is connected on the described solar module (i.e. solar module n) occuping last position and described array positive pole 140.
In the specific implementation, described current sampling device 510 can be arranged on described trunk module 130, in addition, described array positive pole 140 and described array negative pole 150 also can be arranged on described trunk module 130, as shown in Figure 5, facilitate the modularization of each several part in solar battery array, simplify the structure of solar battery array, reduce the deployment cost of solar battery array.
In addition, the described solar battery array that the application provides, achieve the separating monitoring of the output parameter of described solar module 110, monitored by described voltage sampling unit 121 and gather the voltage parameter of described solar module 110, monitored by described current sampling device 510 and gather the current parameters of described solar module 110, simplify the structure of described monitoring communication module 120, also simplify the structure of solar battery array simultaneously, realize cost low.
The described solar battery array monitoring device embodiment that the application provides is as follows:
With reference to accompanying drawing 6, it illustrates the schematic diagram of a kind of solar battery array monitoring device that the present embodiment provides
The solar battery array monitoring device that the application provides comprises:
Monitoring communication module 610, trunk module 620, first power connection end mouth 630 and the second power connection end mouth 640;
Wherein, described monitoring communication module 610 is connected 620 with described trunk module, and described first power connection end mouth 630 is connected with described monitoring communication module 610 with described second power connection end mouth 640;
Described monitoring communication module 610 according to solar module mode one to one, on the positive pole being connected in parallel on each self-corresponding described solar module by described first power connection end mouth 630 and described second power connection end mouth 640 and negative pole;
Described monitoring communication module 610, for monitoring and gather the output parameter of described solar module, and sends the output parameter of the described solar module collected into described trunk module 620;
Described trunk module 620, uploads the output parameter of described solar module to the server preset;
Described first power connection end mouth 630 and described second power connection end mouth 640, for being connected with described solar module.
In the specific implementation, the connection of described first power connection end mouth 630 and described second power connection end mouth 640 and described solar module, adopts plug type to connect, strengthen the flexibility of laying solar battery array, in addition, also can adopt other connected modes, not limit at this.
Optionally, described monitoring communication module 610 comprises:
Voltage sampling unit 611, signal processing unit 612, central control unit 613 and communication unit 614;
Wherein, on the positive pole that described voltage sampling unit 611 is connected in parallel on each self-corresponding solar module and negative pole, the voltage signal output end of described voltage sampling unit 611 is connected with the signal input part of described signal processing unit 612, the signal output part of described signal processing unit 612 is connected with described central control unit 613, described central control unit 613 is connected with the data input pin of described communication unit 614, and the data output end of described communication unit 614 is connected with described trunk module 620;
Described voltage sampling unit 611, for gathering the voltage parameter of each self-corresponding solar module;
Described signal processing unit 612, carries out respective handling to the voltage parameter of the described solar module collected;
Described central control unit 613, realizes the control to described voltage sampling unit 611, described signal processing unit 612 and described communication unit 614;
Described communication unit 614, is uploaded to described trunk module 620 by the voltage parameter after process.
Optionally, described signal processing unit 612 comprises analog to digital converter;
Wherein, the signal input part of described analog to digital converter is connected with the voltage signal output end of described voltage sampling unit 611, and the signal output part of described analog to digital converter is connected with described central control unit 613;
Described analog to digital converter, is converted to digital signal by the voltage parameter of the described solar module collected by analog signal.
Optionally, described solar battery array monitoring device, comprising:
DC power supply unit 621, first DC power bus 650 and the second DC power bus 660;
Wherein, the positive pole of described DC power supply unit 621 is connected with described first DC power bus 650, and the negative pole of described DC power supply unit 621 is connected with described second DC power bus 660;
Described first DC power bus 650 is connected with the electric positive pole that connects of described voltage sampling unit 611, signal processing unit 612, central control unit 613 and described communication unit 614;
Described second DC power bus 660 is connected with the electricity-linkingup anode of described voltage sampling unit 611, signal processing unit 612, central control unit 613 and described communication unit 614.
Described DC power supply unit 621, by described first DC power bus 650 and described second DC power bus 660, for described voltage sampling unit 611, signal processing unit 612, central control unit 613 and described communication unit 614 are powered.
Optionally, described solar battery array monitoring device, comprising:
DC power supply unit 621;
Wherein, the positive pole of described DC power supply unit 621 is connected with the electric positive pole that connects of described voltage sampling unit 611, signal processing unit 612, central control unit 613 and described communication unit 614 respectively, and the negative pole of described DC power supply unit 621 is connected with the electricity-linkingup anode of described voltage sampling unit 611, signal processing unit 612, central control unit 613 and described communication unit 614 respectively;
Described DC power supply unit 621, for described voltage sampling unit 611, signal processing unit 612, central control unit 613 and described communication unit 614 provide DC power supply.
Optionally, described DC power supply unit 621 is arranged on described trunk module 620.
Although the application with preferred embodiment openly as above; but it is not for limiting the application; any those skilled in the art are not departing from the spirit and scope of the application; can make possible variation and amendment, the scope that therefore protection range of the application should define with the application's claim is as the criterion.
Claims (19)
1. a solar battery array, is characterized in that, comprising:
At least one solar module, monitoring communication module, trunk module, array Anode and battery array negative pole;
Wherein, described monitoring communication module and described solar module one_to_one corresponding, on the positive pole that described monitoring communication module is connected in parallel on each self-corresponding described solar module and negative pole, described monitoring communication module is connected with described trunk module;
If the number of described solar module is 1, the positive pole of described solar module is connected with described array positive pole and described array negative pole respectively with negative pole;
If the number of described solar module is greater than 1, the mode of series connection is adopted to connect successively between described solar module, the positive pole of last solar module is connected with the negative pole of a rear solar module, the negative pole occuping the first solar module is connected with described array negative pole, and the positive pole occuping the solar module of last position is connected with described array positive pole;
Described solar module, changes into electric energy by solar energy, and is exported by described array Anode and battery array negative pole;
Described monitoring communication module, for monitoring and gather the output parameter of described solar module, and is sent to described trunk module by the output parameter of the described solar module collected;
Described trunk module, uploads the output parameter of described solar module to the server preset.
2. solar battery array according to claim 1, is characterized in that, described monitoring communication module comprises:
Voltage sampling unit, signal processing unit, central control unit and communication unit;
Wherein, on the positive pole that described voltage sampling unit is connected in parallel on each self-corresponding described solar module and negative pole, the voltage signal output end of described voltage sampling unit is connected with the signal input part of described signal processing unit, the signal output part of described signal processing unit is connected with described central control unit, described central control unit is connected with the data input pin of described communication unit, and the data output end of described communication unit is connected with described trunk module;
Described voltage sampling unit, for gathering the voltage parameter of each self-corresponding described solar module;
Described signal processing unit, carries out respective handling to the voltage parameter of the described solar module collected;
Described central control unit, realizes the control to described voltage sampling unit, described signal processing unit and described communication unit;
Described communication unit, for being uploaded to described trunk module by the voltage parameter after process.
3. solar battery array according to claim 2, is characterized in that, described signal processing unit comprises analog to digital converter;
Wherein, the signal input part of described analog to digital converter is connected with the voltage signal output end of described voltage sampling unit, and the signal output part of described analog to digital converter is connected with described central control unit;
Described analog to digital converter, is converted to digital signal by the voltage parameter of the described solar module collected by analog signal.
4. solar battery array according to claim 2, is characterized in that, comprising:
DC power supply unit, the first DC power bus and the second DC power bus;
Wherein, the positive pole of described DC power supply unit is connected with described first DC power bus, and the negative pole of described DC power supply unit is connected with described second DC power bus;
Described first DC power bus is connected with the electric positive pole that connects of described voltage sampling unit, signal processing unit, central control unit and described communication unit, and described second DC power bus is connected with the electricity-linkingup anode of described voltage sampling unit, signal processing unit, central control unit and described communication unit;
Described DC power supply unit, by described first DC power bus and described second DC power bus, for described voltage sampling unit, signal processing unit, central control unit and described communication unit are powered.
5. solar battery array according to claim 2, is characterized in that, comprising:
DC power supply unit;
Wherein, the positive pole of described DC power supply unit is connected with the electric positive pole that connects of described voltage sampling unit, signal processing unit, central control unit and described communication unit respectively, and the negative pole of described DC power supply unit is connected with the electricity-linkingup anode of described voltage sampling unit, signal processing unit, central control unit and described communication unit respectively;
Described DC power supply unit, for described voltage sampling unit, signal processing unit, central control unit and described communication unit provide DC power supply.
6. the solar battery array according to claim 4 or 5, is characterized in that, described DC power supply unit is arranged on described trunk module.
7. the solar battery array according to claim 2 or 4, is characterized in that, described monitoring communication module arranges grammed switch, and described grammed switch is connected in parallel on each self-corresponding described solar module of described monitoring communication module;
Wherein, the electric positive pole that connects of described grammed switch is connected with the positive pole of described solar module, the electricity-linkingup anode of described grammed switch is connected with the negative pole of described solar module, and the control signal input of described grammed switch is connected with described central control unit;
Described grammed switch, for controlling described solar module operating state, if described grammed switch disconnects, described solar module normally works, if described grammed switch closes, described solar module is by short circuit, and the power output in output parameter is 0.
8. solar battery array according to claim 4, is characterized in that, comprising:
Array terminal module;
Described array terminal module is connected with described solar module;
Described array terminal module, for the connection between collaborative solar battery array.
9. solar battery array according to claim 8, is characterized in that, described array terminal module installation DC power bus balancing circuitry;
Described DC power bus balancing circuitry is connected with described first DC power bus and described second DC power bus;
Described DC power bus balancing circuitry, for generation of identical and opposite signal, and the signal produced is sent into described first DC power bus and described second DC power bus, keep the stable of direct current power source voltage in described first DC power bus and described second DC power bus.
10. solar battery array according to claim 8, is characterized in that, comprising:
Communication bus;
Described communication bus is connected with described communication unit and described trunk module, and described communication bus is connected with the data output end of described communication unit;
Described communication bus, sends the voltage parameter that the data output end of described communication unit exports into described trunk module.
11. solar battery arrays according to claim 10, is characterized in that, described array terminal module installation communication bus balancing circuitry;
Described communication bus balancing circuitry is connected with described communication bus;
Described communication bus balancing circuitry, for generation of identical and opposite signal, and sends the signal of generation into described communication bus, keeps the stable of voltage parameter in described communication bus.
12. solar battery arrays according to claim 8, is characterized in that, described array terminal module installation array terminal interface unit;
If the number of described solar module is 1, the positive pole of described solar module is connected with described array positive pole by described array terminal interface unit, the positive pole of described solar module is connected with one end of described array terminal interface unit, and the other end of described array terminal interface unit is connected with described array positive pole;
If the number of described solar module is greater than 1, the positive pole occuping the described solar module of last position is connected with described array positive pole by described array terminal interface unit, the positive pole occuping the described solar module of last position is connected with one end of described array terminal interface unit, and the other end of described array terminal interface unit is connected with described array positive pole;
Described array terminal interface unit, for the connection between solar battery array.
13. solar battery arrays according to claim 12, is characterized in that, described array terminal interface unit comprises the electric connector connected for direct current.
14. solar battery arrays according to claim 2 or 12, is characterized in that, comprising:
Assembly connector part;
If the number of described solar module is greater than 1, the positive pole of last solar module is connected with the negative pole of a rear solar module by described solar module;
Described assembly connector part is used for the connection between solar module.
15. solar battery arrays according to claim 14, is characterized in that, described assembly connector part comprises the electric connector connected for direct current.
16. solar battery arrays according to claim 2, is characterized in that, comprising:
Current sampling device, described current sampling device is connected with described solar module;
If the number of described solar module is 1, described current sampling device is connected between the positive pole of described solar module and described array positive pole;
If the number of described solar module is greater than 1, described current sampling device is connected between the positive pole of the described solar module occuping last position and described array positive pole;
Described current sampling device, for gathering the current parameters of described solar module.
17. solar battery arrays according to claim 16, is characterized in that, described current sampling device is arranged on described trunk module.
18. solar battery arrays according to claim 2 or 16, it is characterized in that, described array positive pole and described array negative pole are arranged on described trunk module.
19. 1 kinds of solar battery array monitoring devices, is characterized in that, comprising:
Monitoring communication module, trunk module, the first power connection end mouth and the second power connection end mouth;
Wherein, described monitoring communication module is connected with described trunk module, and described first power connection end mouth is connected with described monitoring communication module with described second power connection end mouth;
Described monitoring communication module according to solar module mode one to one, on the positive pole being connected in parallel on each self-corresponding solar module by described first power connection end mouth and described second power connection end mouth and negative pole;
Described monitoring communication module, for monitoring and gather the output parameter of described solar module, and sends the output parameter of the described solar module collected into described trunk module;
Described trunk module, uploads the output parameter of described solar module to the server preset;
Described first power connection end mouth and described second power connection end mouth, for being connected with described solar module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520819488.0U CN205039775U (en) | 2015-09-30 | 2015-10-21 | Solar battery array and solar module monitoring devices |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520770162 | 2015-09-30 | ||
| CN2015207701623 | 2015-09-30 | ||
| CN201520819488.0U CN205039775U (en) | 2015-09-30 | 2015-10-21 | Solar battery array and solar module monitoring devices |
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| CN205039775U true CN205039775U (en) | 2016-02-17 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106559035A (en) * | 2015-09-30 | 2017-04-05 | 天津创来智能光伏科技有限公司 | Solar battery array and solar module monitoring device |
| CN106656033A (en) * | 2016-10-27 | 2017-05-10 | 上海电机学院 | Photovoltaic crystal plate online fault monitoring method |
-
2015
- 2015-10-21 CN CN201520819488.0U patent/CN205039775U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106559035A (en) * | 2015-09-30 | 2017-04-05 | 天津创来智能光伏科技有限公司 | Solar battery array and solar module monitoring device |
| CN106559035B (en) * | 2015-09-30 | 2019-02-15 | 天津创来智能光伏科技有限公司 | Solar battery array and solar cell module monitoring device |
| CN106656033A (en) * | 2016-10-27 | 2017-05-10 | 上海电机学院 | Photovoltaic crystal plate online fault monitoring method |
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