CN206948269U - A kind of monitoring device of photovoltaic generating system - Google Patents
A kind of monitoring device of photovoltaic generating system Download PDFInfo
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- CN206948269U CN206948269U CN201720893507.3U CN201720893507U CN206948269U CN 206948269 U CN206948269 U CN 206948269U CN 201720893507 U CN201720893507 U CN 201720893507U CN 206948269 U CN206948269 U CN 206948269U
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- 238000012806 monitoring device Methods 0.000 title claims abstract description 78
- 238000012544 monitoring process Methods 0.000 claims abstract description 51
- 238000004891 communication Methods 0.000 claims abstract description 37
- 210000003850 cellular structure Anatomy 0.000 claims description 17
- 238000005070 sampling Methods 0.000 claims description 13
- 210000004027 cell Anatomy 0.000 claims description 11
- 230000002159 abnormal effect Effects 0.000 claims description 10
- 230000006870 function Effects 0.000 claims description 6
- 238000012423 maintenance Methods 0.000 abstract description 11
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 230000005611 electricity Effects 0.000 description 5
- 238000012545 processing Methods 0.000 description 5
- 230000005856 abnormality Effects 0.000 description 4
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- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 229920006351 engineering plastic Polymers 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000004556 brain Anatomy 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000013083 solar photovoltaic technology Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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Abstract
This application provides a kind of monitoring device, for photovoltaic generating system, including：Power module, control module, communication module, display module and monitoring module；Communication module, display module and monitoring module connect respectively at control module and power module；Power module one end is connected on the power network of photovoltaic inverter grid-connected output, and the other end provides working power to other modules；Communication module sends the signals such as the voltage, electric current, power of the inverter transmitted by power carrier to control module；Control module is connected to communication module, the working state signal of output inverter；The information of display module receive and control module transmission and display, inverter power, ethernet address, the fault message of inverter and connection number of units.Maintenance personal can accurately check faulty equipment and fault message, improve maintenance efficiency, save cost；The signal acquisition of more inverters is realized, so as to realize the long-range monitoring of inverter.
Description
Technical field
It the utility model is related to a kind of monitoring device, and in particular to a kind of monitoring device applied to photovoltaic generating system,
Belong to solar photovoltaic technology field.
Background technology
At present, the utilization for new energy (e.g., solar energy, wind energy etc.) turns into countries in the world focus on research direction, its
In a kind of the solar energy of receiving be changed into by electric energy by solar photovoltaic generation system turn into important application direction.
The inverter applied in solar photovoltaic generation system is broadly divided into centralization and distribution.At present distributed inverter increasingly into
For main flow.As the requirement to electricity generation system increasingly improves, generating efficiency is improved as far as possible, and at lower voltages can be effective
Generate electricity, be intended to utilize Miniature inverter at present.The power of Miniature inverter is typically not greater than 1KW.Application when every it is miniature
Inverter corresponds with photovoltaic cell component (also referred to as photovoltaic cell) to be connected, and the energy of conversion is delivered into power network or negative
Carry.Therefore monitoring device is needed to detect the working condition of Miniature inverter, and carry out real-time information exchange.At present, in the market
Monitoring device volume is big, installation not only needs single space, and cost is high, is unfavorable for promoting on a large scale, and is answering
The inverter quantity that used time can monitor simultaneously is also few, it is difficult to meet the monitoring demand of current distributed frame.
Utility model content
Based on above mentioned problem, the utility model purpose is, there is provided a kind of monitoring device of photovoltaic generating system, it has
It is small volume, easy for installation, multiple photovoltaic cell component working conditions can not only be monitored simultaneously, while can also gather more it is miniature inverse
Become the work in every parameter and abnormality of device (calling in the following text " inverter ").And the abnormality of inverter is sent to local and
Remote terminal.Attendant is repaired using the abnormal information of display when carrying out maintenance of equipment, improves maintenance efficiency.
Can so solve the problems of the prior art.
Therefore, the utility model proposes following technical scheme：
A kind of monitoring device, it is characterised in that have：Apparatus body, the body is provided with least one port, wherein one
The individual port is used to connect grid side power supply, to supply the electric energy needed for the monitoring device work, a table of the body
Face is provided with viewing area, to show the information of the monitoring device sampling；The body interior is configured with control module, described
Control module includes：Power module, monitoring module, control module, communication module and display module；The power module includes
Switching Power Supply, to supply electrical power to the monitoring module, the control module, the communication module and the display mould respectively
Block；The Miniature inverter that the monitoring module real-time sampling is connected；The control module receives the sampling of the monitoring module
Information, the processor included according to it is to handle the described information of receiving；The display module shows that the control module is sent
Information；The communication module transmits the information that the control module is sent.Preferably, the processor of monitoring module is monolithic
Machine, CPU processing units.So, monitoring device can monitor connected Miniature inverter, and the Miniature inverter institute in real time
The voltage of its photovoltaic cell component connected collected, current information.
Preferably, the monitoring module is by power line carrier pattern, bluetooth mode, and wired ethernet pattern is with being connected
Miniature inverter carry out information exchange, to sample the job information of the Miniature inverter.
Preferably, the monitoring device samples the Miniature inverter that is connected against work state information and light in real time
Voltage, the current information of photovoltaic cell components.
Preferably, the monitoring device is furnished with a network port, for connection route device or far-end server；The communication
Module transmits operational data by the network port.Preferably, communication module uses KSZ8041NL1 chip assemblies, using this
Peripheral circuit needed for chip is simple, power consumption, and the stability of transmission is good；The network port is RJ45 ports, RS232 ports.
Preferably, the control module includes memory cell, and the monitoring device, which is additionally provided with, reads the memory cell
The interface of the information of storage inside.
Preferably, it is characterised in that the interface is USB interface, mini USB interfaces, Type-C interfaces, is connect by described
Mouthful with read memory cell storage information.
Preferably, the viewing area configuration：At least one LED light, to show monitored it is described miniature inverse
Become the running status of device；And at least one function select button, to adjust the information that display module is shown.
Preferably, the body is provided with positioning element, to the fixation monitoring device.
In addition, a kind of embodiment of solar photovoltaic generation system of offer of this programme, it carries above-mentioned monitoring device,
Have：Several photovoltaic cell components, to receive solar energy to produce direct current, several and the photovoltaic cell component pair
The Miniature inverter of assorted connection is answered, the direct current received from the photovoltaic cell component each connected is converted into exchange
Electricity；
The monitoring device is connected with the Miniature inverter and AC network, for miniature inversion described in real-time sampling
The information of device information and the AC network.
Further, the monitoring device has with the Miniature inverter by way of power line carrier, bluetooth mode
Line Ethernet pattern carries out information exchange, to monitor the Miniature inverter connected in real time, detects what is connected
When a certain appearance in the Miniature inverter is abnormal, by feedback of the information to server.Preferably, the monitoring device connects
The Miniature inverter connect is no more than 30.So, above-mentioned monitoring device monitors connected Miniature inverter, is carried by power line
The mode of ripple, bluetooth mode, wired ethernet pattern carry out information exchange, are connected to monitoring in real time described miniature inverse
Become device, when a certain in the Miniature inverter for detecting to be connected occurs abnormal, the monitoring device believes this extremely
Breath feeds back to server.Monitoring device can show the number of units of connected Miniature inverter.
Beneficial effect
Had the following advantages that compared with prior art using the monitoring device of this programme：
①：The utility model uses modularized design, is easy to produce on a large scale；Volume, highly integrated is reduced simultaneously
Interface equipment so that it is easier to install.
②：It can be connected with more (being no more than 30) Miniature inverters, be connected by the communication mode of power line carrier more
Platform inverter, and monitor connected inverter in real time, when detecting that a certain inverter in connected inverter go out
Now abnormal, the abnormal information is fed back to server by monitor.Maintenance personal, can be accurate according to the abnormal information (such as abnormality code)
True finds failure cause, carries out rapid-maintenance, improves efficiency.
③：The cost that realizes monitoring device is low, reduce the volume of equipment, greatly improves by it maintenance efficiency,
Improve the mobility of whole photovoltaic system.
④：Using Redundancy Design, standby reading interface is provided with monitoring device.
Brief description of the drawings
Below in conjunction with the accompanying drawings and embodiment is further described to the utility model：
Fig. 1 is the high-level schematic functional block diagram of the monitoring device of the photovoltaic generating system of the utility model embodiment.
Fig. 2 is the structural representation of the embodiment of the utility model embodiment.
Fig. 3 is the external perspective schematic diagram of the monitoring device of the utility model embodiment.
Fig. 4 is the structural representation inside the display unit 11 of monitoring device shown in Fig. 3；
Fig. 5 is the structural representation of the control module of the monitoring device of the utility model embodiment.
Embodiment
To make the purpose of this utility model, technical scheme and advantage of greater clarity, with reference to embodiment
And referring to the drawings, the utility model is further described.It should be understood that these descriptions are merely illustrative, and do not really want
Limit the scope of the utility model.In addition, in the following description, the description to known features and technology is eliminated, to avoid not
Necessarily obscure concept of the present utility model.
As shown in figure 1, the high-level schematic functional block diagram of monitoring device.Monitoring device 100, including power module 101, monitoring mould
Block 102, control module 103, communication module 104 and display module 105；Monitoring device 100 is provided when working by power module 101
Electric power is to monitoring module 102, control module 103, communication module 104, display module 105；Wherein, monitoring module 102, in real time
Sample the information with its Miniature inverter (not shown) being connected；And by the feedback of the information of sampling to control module 103；Control
Module 103 handles the feedack of monitoring module 102, and partial content is shown by display module 105.Control module 103 will be located
The information of reason is transferred to server by communication module 104.
Parameter declaration：Next the operation mechanism of description monitoring device 100；Monitoring device sampling in real time is connected micro-
Voltage, the electric current of running situation (working condition of each connected inverter) and the photovoltaic cell component work of type inverter
Information (information is to be obtained from the detection module of Miniature inverter).Monitoring device passes through electric power with the Miniature inverter being connected
Line carrier system information exchange.The information of collection is transmitted to control module 103 by monitoring module, by control module 103 by processing
Information is transmitted to communication module 104, and local and remote server is sent to via communication module 104.
In other examples, the connection route device of communication module 104 (in the embodiment having, communication module 104 via
RJ45 ports/RJ232 ports connection route device), home server and remote server are connected to by router.
So running parameter and failure code of acquisition inverter of the maintenance personal according to the information of passback promptly and accurately, can
Abnormality processing is rapidly performed by, and then reduces maintenance cost.
In other examples, monitoring device 100 with the inverter being connected is (miniature) uses bluetooth, WIFI, NB-
IOT (e.g., XMM 7115, MDM9206, Semiconductor nRF91 family chips, Semtech EV8600 chips,
Wisefone7100 chips) etc. communication mode carry out information exchange.Also information exchange can be carried out in the form of wired network.
In such scheme, power module 101 includes Switching Power Supply SPS, by grid side (also referred to as " civil power ") power taking, passes through
It is other in monitoring device that the alternating current received from grid side is converted to suitable low-voltage DC by Switching Power Supply SPS
Module provides the power supply needed for its work.
Such scheme, photovoltaic generation scene is mainly used in, it is aobvious in real time to the requirement of inversion system operating parameters
Show.
It is the structural representation of the embodiment of the utility model embodiment described in Fig. 2.
Monitoring device 200, including power module, monitoring module, control module, communication module and display module；Power supply mould
Block provides electric energy to other modules.
Condition stub, in the present embodiment, power module provides electric energy for other modules；The network port uses Ethernet
Port, by the Ethernet port, the information of monitoring device is sent to local and remote server using communication module, far
The operating state of the photovoltaic generating system of monitoring device connection can be seen in range monitoring personnel.The monitoring device of this programme also configures aobvious
Display screen, such attendant or user can check the operating state of photovoltaic generating system at the scene.By adjusting monitoring device
Select button switches different display pictures, it can be seen that (information of such as inverter is in a picture, the power network of monitoring for different information
Presentation of information carries out live tune in a picture, the information of photovoltaic cell component in a picture, the picture also with debugging mode
Examination).
In the present embodiment, communication module uses the module and control module and the network port of KSZ8041NL1 chip assemblies
Connection.
In the present embodiment, monitoring module is using MI200E type control chip components, sampling, power network, photovoltaic cell group
The information of part and Miniature inverter.
In the present embodiment, control module is using LPC1788FBD144 chip assemblies, handles monitoring module in real time
Information is simultaneously shown information by display module, and is transmitted by communication module to server.
Power module is using by the way of grid side power taking in such scheme.
In this manner it is achieved that information of voltage, current information to the photovoltaic cell component in photovoltaic generating system；Inverter
Temperature, power, the information gathering such as generated energy and teletransmission, it is achieved thereby that the monitoring to photovoltaic generating system in real time.If inspection
Timely processing when measuring abnormal occur, the maximized mobility for improving photovoltaic generating system.
It should be noted that the functional module in such scheme only lists a kind of chip assembly of implementation, other real
Apply in example, other can be used to have the chip assembly of similar functions to replace therewith.
In above-mentioned scheme, the communication between Miniature inverter and power network also uses the communication mode of power line carrier.
Next description, the structure for the monitoring device that the application proposes.
As shown in figure 3, the dimensional structure diagram of the utility model monitoring device.Monitoring device has body 10, this
Body is substantially in the cuboid bodily form, and the 2 relative end faces of body 10 are provided with the port 13 for being used for connecting photovoltaic DC-to-AC converter and component etc.,
Port 14, the one side of body 10 are furnished with display unit 11, at least one state run indicator 15, and at least one selection and pressed
Button 12；The information of the display monitoring equipment of display unit 11 acquisition is crossed, user enters different displays by adjusting select button 12
Mode reads are won the confidence breath, and carry out the setting of parameter in display mode.The running status of monitoring device is run by state and indicated
Lamp 15 is shown.Monitoring device inspection is that run indicator 15 shows red, or the flicker (turning on/off) at interval extremely.
In above-described embodiment, from 3 select buttons, in other examples, scene and function depending on application can be set
Put 1 select button, 2 select buttons, multiple select buttons.
In above-described embodiment, from 3 state run indicator 15, the running state information of display monitoring equipment refers to respectively
Show, communication information instruction, abnormal error information instruction.In other examples, the scene and function depending on application can be set 1
State run indicator, 2 state run indicator, multiple state run indicator.
In other examples, monitoring device is furnished with memory cell, for storing the information of monitoring device detection；Monitoring
Equipment is also equipped with the interface of the reading memory cell storage information.Preferably, from USB interface, mini USB interfaces,
Type-C interfaces etc..As long as wait the information for reading memory cell storage.
In above-described embodiment, the body 10 of monitoring device selects aluminum alloy material, so mitigates the weight of body.At other
Embodiment in, the body 10 of monitoring device selects engineering plastics material, to mitigate the weight of body.The body 10 of monitoring device
On be configured with fixed part (not shown), monitoring device is fixed in the switch board of photovoltaic generating system.
As shown in figure 4, it is the structural representation inside the display unit 11 of monitoring device shown in Fig. 3.Display screen 1 is fixed on
Driving plate 110, information (e.g., the information of voltage of photovoltaic cell component, the current information that the display monitoring equipment of display unit 1 obtains；
The information such as the temperature of inverter, power, generated energy)；Spring 6 is (preferably, be in the spring of trumpet type from outward appearance, from the bullet
Spring is advantageous in that it has preferable retractility) one end is fixed on driving plate 110, the other end and button connects；Lead to during use
Cross the regulation that pressing select button carries out functional mode.Detection information of the LED 7 based on monitoring module shows running status.
In above-described embodiment, the body 10 of monitoring device selects aluminum alloy material, high heat conduction engineering plastics；So mitigate this
The weight of body.In other examples, spring 6, in other examples, conductive rubber, conductive sponge etc. also can be selected, only
The function point analysis that functional picture switching is carried out by select button can be realized.
As shown in figure 5, the structural representation of the drive module for monitoring device shown in Fig. 3.Drive module, mainly include,
Monitoring module 4, power module 3, communication module 2；Its electric energy is provided by power module 3 when monitoring device is run, monitoring module 4 is real
When monitoring sample connected photovoltaic cell component, inverter, and the information of real-time sampling is sent to by communication module 2
Far-end server；The information of the sampling of the display monitoring module 4 of display unit 1 monitoring.
In above-described embodiment, the information of the sampling of the display monitoring module 4 of display unit 1 monitoring, photovoltaic electric as connected
Information of voltage, the current information of pond component；The information such as the temperature of inverter, power, generated energy.
In above-described embodiment, monitoring module selects MI200E control chips, is connected to power network, collection photovoltaic cell component and
The job information of inverter.
In above-described embodiment, in the application of actual photovoltaic generating system, a monitoring module can at most connect monitoring module
Connect 30 Miniature inverters (the specific system power regarded when applying).
It should be noted that above-mentioned scheme, " display unit " of monitoring device, " state run indicator ", " selection is pressed
The feature such as button ", " interface ", one or more combination application can be chosen in monitoring device depending on application scenario.
Above-mentioned scheme, communication module are also referred to as communication module in the embodiment having.
The server referred in such scheme, can be far-end server, cloud server, user or monitoring personnel pass through electricity
Brain connects Server remote monitoring photovoltaic generating system running status.Or user or monitoring personnel pass through smart machine
(portable intelligent device such as such as mobile phone, PAD) connects Server remote monitoring photovoltaic generating system running status.
Pass through scheme set forth above, it is possible to achieve information of voltage to the photovoltaic cell component in photovoltaic generating system,
Current information；The information gatherings such as the temperature of inverter, power, generated energy and teletransmission, it is achieved thereby that in real time to photovoltaic generation
The monitoring of system.Meanwhile the voltage of power network can be also sampled, and frequency information, phaselocked loop exception.If detect timely during abnormal occur
Processing, the maximized mobility for improving photovoltaic generating system.
By scheme set forth above, it is used for photovoltaic generating system, and monitoring device includes：Power module, control module,
Communication module, display module and monitoring module；Above-mentioned communication module, display module and monitoring module are respectively at control module and electricity
Source module connects.Power module one end is connected on the power network of photovoltaic inverter grid-connected output, and the other end provides to other modules
Working power；The signals such as voltage that communication module sends the inverter transmitted by power carrier, electric current, power are sent to control
Molding block；Control module, communication module is connected to, according to current signal, voltage signal and power signal, failure exception signal,
The working state signal of output inverter；Display module reception control process, the information of module transmission, display inverter power,
The inverter number of units of ethernet address, the fault message of inverter and connection, maintenance personal can accurately check faulty equipment and event
Hinder information, improve maintenance efficiency, saved cost；Ethernet module sends the signal collected to local and remote service
Device, so that terminal is checked.Pass through the technology, it is possible to achieve the signal acquisition of more inverters, so as to realize the long-range of inverter
Monitoring.The utility model realizes low, easy to install, efficiency high the purpose of small volume, cost.
It should be appreciated that above-mentioned embodiment of the present utility model is used only for exemplary illustration or explains this reality
With new principle, without forming to limitation of the present utility model.Therefore, without departing from spirit and scope of the present utility model
In the case of any modification, equivalent substitution and improvements done etc., should be included within the scope of protection of the utility model.In addition,
The appended claims for the utility model are intended to fall into scope and border or this scope and border
Whole in equivalents changes and modifications example.
Claims (10)
1. a kind of monitoring device, it is characterised in that have：Apparatus body, the body are provided with least one port,
One of them described port is used to connect grid side power supply, to supply the electric energy needed for the monitoring device work,
One surface of the body is provided with viewing area, to show the information of the monitoring device sampling；
The body interior is configured with control module, and the control module includes：
Power module, monitoring module, control module, communication module and display module；
The power module includes Switching Power Supply, to provide monitoring module described in the electric power, control module, described respectively
Communication module and the display module；
The Miniature inverter that the monitoring module real-time sampling is connected；
The control module receives the sample information of the monitoring module, and the processor included according to it is to handle described in receiving
Information；
The display module shows the information that the control module is sent；
The communication module transmits the information that the control module is sent.
2. monitoring device according to claim 1, it is characterised in that the monitoring module by power line carrier pattern,
Bluetooth mode, wired ethernet pattern carries out information exchange with the Miniature inverter being connected, to sample the Miniature inverter
Job information.
3. monitoring device according to claim 2, it is characterised in that the monitoring device samples connected institute in real time
Miniature inverter is stated against the voltage of work state information and photovoltaic cell component, current information.
4. monitoring device according to claim 1, it is characterised in that the monitoring device is furnished with a network port, is used for
Connection route device or far-end server；The communication module transmits operational data by the network port.
5. monitoring device according to claim 1, it is characterised in that the control module includes memory cell, described
Monitoring device is additionally provided with the interface for the information for reading the memory cell storage inside.
6. monitoring device according to claim 5, it is characterised in that the interface is USB interface, mini USB interfaces,
Type-C interfaces, by the interface with read memory cell store information.
7. monitoring device according to claim 1, it is characterised in that the viewing area configuration：
At least one LED light, to show the running status of the Miniature inverter monitored；
And at least one function select button, to adjust the information that display module is shown.
8. monitoring device according to claim 1, it is characterised in that the body is provided with positioning element, to fixed institute
State monitoring device.
9. a kind of photovoltaic generating system, it is characterised in that carry the monitoring device as any one of claim 1-8, tool
Have：Several photovoltaic cell components, to receive solar energy to produce direct current,
The Miniature inverter of several assorted connections corresponding with the photovoltaic cell component, to by from the photovoltaic each connected
The direct current that battery component receives is converted to alternating current；
The monitoring device is connected with the Miniature inverter and AC network, believes for Miniature inverter described in real-time sampling
The information of breath and the AC network.
10. photovoltaic generating system as claimed in claim 9, it is characterised in that the monitoring device and the Miniature inverter
By way of power line carrier, bluetooth mode, wired ethernet pattern carries out information exchange, is connected to monitoring in real time
The Miniature inverter, a certain in the Miniature inverter that is connected is detected when occurring abnormal, by feedback of the information
To server.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720893507.3U CN206948269U (en) | 2017-07-22 | 2017-07-22 | A kind of monitoring device of photovoltaic generating system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720893507.3U CN206948269U (en) | 2017-07-22 | 2017-07-22 | A kind of monitoring device of photovoltaic generating system |
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| Publication Number | Publication Date |
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| CN206948269U true CN206948269U (en) | 2018-01-30 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108206504A (en) * | 2018-02-06 | 2018-06-26 | 浙江辉弘光能股份有限公司 | Distributed photovoltaic power generation station earth leakage protective device |
| CN108427356A (en) * | 2018-06-04 | 2018-08-21 | 天合光能股份有限公司 | Intelligent photovoltaic data acquisition system of photovoltaic module and inverter |
| CN108931936A (en) * | 2018-08-17 | 2018-12-04 | 苏州溥秋智能科技有限公司 | A kind of device for controlling mould group and carrying the control mould group |
| CN115347619A (en) * | 2022-10-20 | 2022-11-15 | 北京智盟信通科技有限公司 | Intelligent monitoring terminal for distributed photovoltaic |
-
2017
- 2017-07-22 CN CN201720893507.3U patent/CN206948269U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108206504A (en) * | 2018-02-06 | 2018-06-26 | 浙江辉弘光能股份有限公司 | Distributed photovoltaic power generation station earth leakage protective device |
| CN108427356A (en) * | 2018-06-04 | 2018-08-21 | 天合光能股份有限公司 | Intelligent photovoltaic data acquisition system of photovoltaic module and inverter |
| CN108931936A (en) * | 2018-08-17 | 2018-12-04 | 苏州溥秋智能科技有限公司 | A kind of device for controlling mould group and carrying the control mould group |
| CN115347619A (en) * | 2022-10-20 | 2022-11-15 | 北京智盟信通科技有限公司 | Intelligent monitoring terminal for distributed photovoltaic |
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