CN206556847U - Electronic installation - Google Patents
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- CN206556847U CN206556847U CN201621230960.8U CN201621230960U CN206556847U CN 206556847 U CN206556847 U CN 206556847U CN 201621230960 U CN201621230960 U CN 201621230960U CN 206556847 U CN206556847 U CN 206556847U
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- electronic installation
- module
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- digital conversion
- conversion circuit
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- 238000009434 installation Methods 0.000 title claims abstract description 32
- 238000006243 chemical reaction Methods 0.000 claims abstract description 22
- 238000004891 communication Methods 0.000 claims abstract description 9
- 238000013500 data storage Methods 0.000 claims abstract description 4
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 3
- 229910052744 lithium Inorganic materials 0.000 claims description 3
- 239000006185 dispersion Substances 0.000 description 11
- 230000005540 biological transmission Effects 0.000 description 3
- 238000004364 calculation method Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000005619 thermoelectricity Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013480 data collection Methods 0.000 description 1
- 238000013499 data model Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
A kind of electronic installation, the electronic installation is used for the collection of photovoltaic module data.The electronic installation includes at least one sensor module, the analog to digital conversion circuit being electrically connected with least one described sensor module, the single-chip microcomputer being electrically connected with analog-digital conversion circuit as described, the power supply module powered for the hardware components, the communications module for being electrically connected with the single-chip microcomputer and transmitting the storage device of data storage and outwardly transmit the storage device store data inside.Analog-digital conversion circuit as described is at least provided with a port being electrically connected with least one described sensor module.It is arranged such so that the utility model electronic installation is easy to use, with low cost.
Description
Technical field
The utility model is related to photovoltaic module heat dispersion assessment technology, more particularly to one kind is adopted for photovoltaic module data
The electronic installation of collection.
Background technology
At present, to the assessment of existing photovoltaic module heat dispersion, calculated by history power station data.Due to when
Between otherness, the data in history power station, which often exist, loses, inaccurate, the factor such as obscures.
In addition, according to the different infield of photovoltaic module and different mounting means, then photovoltaic module can be brought not
Same heat dispersion.Such as photovoltaic module is attached to around ground and part photovoltaic module and is provided with enclosure wall, or the photovoltaic having
Component in the side of enclosure wall, some photovoltaic modulies enclosure wall it is another then, and far and near each other, air channel is differed completely
Sample.Current test system is the collection of the joint data displayed for photovoltaic module, rather than for a kind of type photovoltaic module
Data acquisition, so the real radiating that the overall data that test system is provided at present can not represent a kind of type photovoltaic module is special
Property, great error is certainly existed from there through the result that draws of the joint data is calculated, while to photovoltaic module heat dispersion
Assessment result brings great uncertainty.
Therefore, it is necessary to design a kind of improved electronic installation to solve the above problems.
Utility model content
The purpose of this utility model is to provide a kind of electronic installation that can be convenient for carrying and can arbitrarily be installed.
To achieve the above object, the utility model is adopted the following technical scheme that：A kind of electronic installation, for photovoltaic module number
According to collection, the electronic installation include at least one sensor module, with the sensor module be electrically connected with modulus turn
Change circuit, with analog-digital conversion circuit as described be electrically connected with single-chip microcomputer, for the electronic circuitry power supply module, with it is described
Single-chip microcomputer is electrically connected with and will transmit the storage device of data storage and outwardly pass the storage device store data inside
Defeated communications module, analog-digital conversion circuit as described is at least provided with a port being electrically connected with the sensor module.
As the further improved technical scheme of the utility model, analog-digital conversion circuit as described is described provided with four ports
Sensor module includes four sensors with four ports corresponding electric connection respectively.
As the further improved technical scheme of the utility model, four sensors are respectively irradiation sensor, wind
Fast sensor and two temperature sensors.
As the further improved technical scheme of the utility model, described two temperature sensors are described to measure respectively
Environment temperature and the photovoltaic module own temperature where photovoltaic module.
As the further improved technical scheme of the utility model, analog-digital conversion circuit as described is provided with ball bearing made
Pcb board.
As the further improved technical scheme of the utility model, the power supply module is 3V lithium battery power supplies.
Compared to prior art, the utility model electronic installation is by setting analog to digital conversion circuit, and in the modulus
The port for setting at least one to be connected with sensor module on change-over circuit, so as to realize the extraneous mould sensed to sensor module
Intend the collection of signal, be arranged such so that electronic installation has the function of collection photovoltaic module external data in real time, this practicality is new
Type electronic device construction is simple and is convenient for carrying.
Brief description of the drawings
Fig. 1 is the schematic diagram of the utility model photovoltaic module heat dispersion computing device.
Fig. 2 is the simple schematic diagram of the utility model electronic installation control logic.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are clearer, it is below in conjunction with the accompanying drawings and specific real
Mode is applied the utility model is described in detail.
Refer to Fig. 1 to Fig. 2 and show a kind of photovoltaic module heat dispersion computing device 100 of the utility model, including it is hard
Part part 1 and the master system 2 carried out data transmission with the hardware components 1.The master system 2 includes software portion
Point, the hardware components 1 are counted to collect and transmit environmental index data to the software section of the photovoltaic module
Calculate.
A hardware components 1 as hardware circuit, including single-chip microcomputer, the analog-to-digital conversion with single-chip microcomputer electric connection
Circuit, the storage device being electrically connected with single-chip microcomputer, the confession powered and be electrically connected with the single-chip microcomputer for the hardware components
Electric module, with analog-digital conversion circuit as described be electrically connected with sensor module, by the storage device store data inside outwardly
The communications module of transmission and a LED.
The single-chip microcomputer is responsible for being communicated with each unit that it is electrically connected with, and sends and receives instruction.
The sensor module includes four sensors in the present embodiment, and respectively irradiation sensor, wind speed is passed
Sensor and two temperature sensors.One of temperature sensor environment temperature where to measure the photovoltaic module, it is another
Individual temperature sensor is to measure the photovoltaic module temperature of itself.
Analog-digital conversion circuit as described is the pcb board provided with ball bearing made, described provided with four ports on the pcb board
Four ports correspond to be electrically connected with four sensors respectively, while the analog signal that sensor is passed back is converted into digital letter
Number, it is resent to single-chip microcomputer and is identified.
The storage device uses SD card form, the collection of the data after the single-chip microcomputer is recognized, i.e. sensor module
External environment index (temperature, irradiation, wind speed) data are stored.
The communications module is RS485 chips, can be by the storage data transfer in storage device to master system
Software section is calculated.
The power supply module is 3V lithium batteries, maintains the power supply of whole hardware components 1, the time is one week.
In the utility model, the electronic installation is the hardware of the photovoltaic module heat dispersion computing device 100
The implementation of electronic installation data acquisition is as follows in part, present embodiment：Four sensors, wherein, irradiation sensing
The irradiation instrument of device is arranged in the support meanss in photovoltaic module plane to be measured, and it is attached that air velocity transducer is placed on photovoltaic module to be measured
Closely, the thermoelectricity corner of a temperature sensor is attached on photovoltaic module, and the thermoelectricity corner of another temperature sensor is placed on photovoltaic to be measured
The lower section of component can represent the place of environment temperature, and analog to digital conversion circuit is then sent to after pending data collection.Incorporated by reference to Fig. 2 institutes
Show, be the simple control process flow chart of the electronic installation, start the electronic installation first, the single-chip microcomputer of electronic installation is sentenced
Whether function is normal for disconnected each unit, such as abnormal, the LED prompt system failure set on the electronic installation, electronics
Device is standby.As normally, then single-chip microcomputer sends instructions to analog-digital conversion circuit as described, and analog-digital conversion circuit as described receives from sensing
Analog signal that device module is passed back is simultaneously converted into data signal and sends back the single-chip microcomputer, and single-chip microcomputer receives data, and carries out lattice
Formula is changed, and is sent to storage device.As storage less than, then data storage is to storage device, at the same feedback signal to single-chip microcomputer after
Continuous circulation carries out data acquisition.
If storing device for storing is full, electronic installation is standby, and LED is bright to point out download data transmissions to communications module,
And it is sent to master system.Then the software section of the master system proceeds by data processing, finally provides result.
The internal algorithm of the software section includes following several functional units：
First, communication unit, with this electronic device communications, data in the SD card of storage device are uploaded by communications module
To the calculator memory of master system；
Then, data screening unit, due to wind speed, the change of the extraneous factor such as irradiation, selection meets desired data model
Enclose most important, write by Labview, in software section by algorithm, Automatic analysis is carried out to data, met
It is required that data, last calculating will be participated in.
Finally, data display unit, result of calculation is shown.
The principle of above-mentioned calculation is as follows：
Sunshine is radiated on photovoltaic module, and a part of light energy is converted to electric energy by photovoltaic module and exported, a part of light
Energy makes photovoltaic module produce temperature rise, can be by equation below when the environment of photovoltaic module temperature rise and surrounding reaches thermal balance
Reflection：
U (Tcell-Tamb)=AlphaGpoa (1-Effic)
Wherein：Alpha is the absorption coefficient of assembly surface, usually 0.9；
Gpoa is photovoltaic module surface sunlight irradiation power；
Effic is the conversion efficiency of photovoltaic module；
Tcell is photovoltaic module battery temperature；
Tamb is environment temperature；
U is referred to as the heat waste factor, and usual U values are higher, and component temperature rise is smaller, and the heat dispersion for bright photovoltaic module of saying so is got over
Good, U values are lower, and component temperature rise is bigger, illustrate that the heat dispersion of photovoltaic module is poorer.Generally in practical application, U values can be as follows
Expression formula
U=Uc+Uvv (wherein Uc is a fixed value, and Uv is the factor being directly proportional to wind speed)
The heat dispersion of such a photovoltaic module, can be provided by Uc values and the size of Uv values, directly contrast.
In summary, the utility model electronic installation independent by setting, sets analog-to-digital conversion electricity in electronic installation
Road, while analog to digital conversion circuit is set out into multiple ports being electrically connected with sensor, so that electronic installation can be real
When data acquisition is carried out to the environmental index data of same type of photovoltaic module, realize and calculate in real time, improve calculating speed
Degree, also improves the accuracy of photovoltaic module heat dispersion result of calculation, independent electronic installation can be installed arbitrarily in addition, side
Portable belt, may be mounted on arbitrary photovoltaic module, easy to use.
In addition, above example is merely to illustrate the utility model and not limits the technical side described by the utility model
Case, understanding of this description should be based on person of ordinary skill in the field, although this specification is with reference to above-mentioned
Embodiment has been carried out detailed description to the utility model, still, it will be understood by those within the art that, affiliated skill
The technical staff in art field still can modify or equivalent substitution to the utility model, and all do not depart from this practicality
The technical scheme of new spirit and scope and its improvement, all should cover in right of the present utility model.
Claims (6)
1. a kind of electronic installation, the collection for photovoltaic module data, it is characterised in that：The electronic installation includes at least one
Sensor module, the analog to digital conversion circuit being electrically connected with the sensor module and analog-digital conversion circuit as described are electrically connected with
Single-chip microcomputer, the power supply module for the electronic circuitry, be electrically connected with the single-chip microcomputer and data storage will be transmitted
Storage device and the communications module for outwardly transmitting the storage device store data inside, analog-digital conversion circuit as described is at least
Provided with a port being electrically connected with the sensor module.
2. electronic installation as claimed in claim 1, it is characterised in that：Analog-digital conversion circuit as described is described provided with four ports
Sensor module includes four sensors with four ports corresponding electric connection respectively.
3. electronic installation as claimed in claim 2, it is characterised in that：Four sensors are respectively irradiation sensor, wind
Fast sensor and two temperature sensors.
4. electronic installation as claimed in claim 3, it is characterised in that：Described two temperature sensors are described to measure respectively
Environment temperature and the photovoltaic module own temperature where photovoltaic module.
5. electronic installation as claimed in claim 1, it is characterised in that：Analog-digital conversion circuit as described is provided with ball bearing made
Pcb board.
6. electronic installation as claimed in claim 1, it is characterised in that：The power supply module is 3V lithium battery power supplies.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621230960.8U CN206556847U (en) | 2016-11-16 | 2016-11-16 | Electronic installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621230960.8U CN206556847U (en) | 2016-11-16 | 2016-11-16 | Electronic installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206556847U true CN206556847U (en) | 2017-10-13 |
Family
ID=60369691
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621230960.8U Expired - Fee Related CN206556847U (en) | 2016-11-16 | 2016-11-16 | Electronic installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206556847U (en) |
-
2016
- 2016-11-16 CN CN201621230960.8U patent/CN206556847U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: No. 199, Lushan Road, Suzhou hi tech Zone, Suzhou City, Jiangsu Province Patentee after: Atlas sunshine Power Group Co.,Ltd. Patentee after: CANADIAN SOLAR MANUFACTURING (CHANGSHU) Inc. Address before: 215011 No. 199 Lushan Road, Suzhou High-tech Zone, Jiangsu Province Patentee before: CSI SOLAR POWER GROUP Co.,Ltd. Patentee before: CANADIAN SOLAR MANUFACTURING (CHANGSHU) Inc. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171013 Termination date: 20211116 |