CN108663568A - Solar module debugging and testing device and testing method thereof - Google Patents
Solar module debugging and testing device and testing method thereof Download PDFInfo
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- CN108663568A CN108663568A CN201810768411.3A CN201810768411A CN108663568A CN 108663568 A CN108663568 A CN 108663568A CN 201810768411 A CN201810768411 A CN 201810768411A CN 108663568 A CN108663568 A CN 108663568A
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- 238000012360 testing method Methods 0.000 title claims abstract description 129
- 238000012545 processing Methods 0.000 claims abstract description 51
- 238000001514 detection method Methods 0.000 claims abstract description 47
- 238000010998 test method Methods 0.000 claims description 14
- 238000012546 transfer Methods 0.000 claims description 13
- 230000005611 electricity Effects 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 4
- 230000007704 transition Effects 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 abstract description 5
- 238000005286 illumination Methods 0.000 description 7
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- 238000004458 analytical method Methods 0.000 description 4
- 238000007405 data analysis Methods 0.000 description 3
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- 230000004048 modification Effects 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
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- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 2
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R21/00—Arrangements for measuring electric power or power factor
- G01R21/06—Arrangements for measuring electric power or power factor by measuring current and voltage
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S50/00—Monitoring or testing of PV systems, e.g. load balancing or fault identification
- H02S50/10—Testing of PV devices, e.g. of PV modules or single PV cells
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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
The invention discloses a solar module debugging and testing device and a testing method thereof, which aim to solve the problem that recorded data has delay error and is inaccurate because the recorded data cannot be recorded simultaneously due to more data during manual recording. The solar energy component debugging and testing device comprises: the solar cell module comprises a solar cell module, a direct current conversion controller connected with the solar cell module, and a test acquisition part connected with the direct current conversion controller, wherein the test acquisition part is also connected with a load, an irradiance detection part and a processing part; the processing component is used for determining the current performance parameters of the direct current conversion controller according to the current value and the voltage value of the solar cell assembly at the current irradiance, the current value and the voltage value of the load and the specified maximum power to be output of the solar cell assembly at the irradiance.
Description
Technical field
The present invention relates to technical field of semiconductors more particularly to a kind of solar components debugging test device and its test sides
Method.
Background technology
The prior art is to solar cell module, direct current switching controller and load combined debugging test outdoors
When, require a great deal of time and wait for certain radiation intensity.
Moreover, specific test, typically by manually recording a data every 5 minutes, corresponding data include irradiation
Degree, component temperature, component voltage, component electric current, load voltage, load current.It, can not since the data for needing to record are more
It is enough to be measured completely in the same time, therefore data have some delay errors, especially when irradiation level changes greatly,
Data seriously lag successively, the later stage carry out data analysis when, for example, further analysis direct current switching controller utilization rate or
When efficiency, analysis can be caused inaccurate, the poor problem of persuasion property.
Invention content
A kind of solar components debugging test device of present invention offer and its test method, are manually recorded with improving
When, it since data are more, cannot record simultaneously, make the data of record there are delay error, cause to carry out data analysis in the later stage
When, there is analysis inaccuracy, the poor problem of persuasion property.
The embodiment of the present invention provides a kind of solar components debugging test device, including：Solar cell module, with it is described
The direct current switching controller of solar cell module connection and the test acquisition portion being connect with the direct current switching controller
Part, wherein the test acquisition component is also associated with load, irradiation level detection part and processing component, wherein
The irradiation level detection part, the irradiation level for detecting light；
The test acquisition component, for obtaining the irradiation level of the irradiation level detection part detection, obtaining the sun
Can battery component current value and voltage value and the current value and voltage value that obtain the load, and by the irradiation level, institute
It states current value and the voltage value is sent to the processing component；
The processing component, the current value of the solar cell module and described when for according to current irradiation level
Solar-electricity when voltage value, the current value of the load and the voltage value and the specified irradiation level
Pond component answers Maximum Power Output, determines the current performance parameters of the direct current switching controller.
Optionally, further include the I-V test components being connect with the solar DC transition components, the I-V test departments
Part is also connect with the processing component；
The I-V test components, when the irradiation level for being detected in the irradiation level detection part is specified irradiation level,
Test the corresponding current -voltage curve of the solar cell module；
The processing component is additionally operable to before the current performance parameters for determining the direct current switching controller, obtains institute
State corresponding current -voltage curve of the I-V test components in multigroup specified irradiation level, and phase when according to multigroup specified irradiation level
Induced current-voltage curve determines and stores the irradiation level of the solar cell module and answer the corresponding pass of Maximum Power Output
System.
Optionally, the I-V test components are specifically used for the test solar cell module and specify spoke at least five groups
Corresponding current -voltage curve when illumination；
The processing component is specifically used for according to the corresponding current -voltage curve at least described in five groups when specified irradiation level,
AndDetermine and store the fitting of the irradiation level and electric current, voltage of the solar cell module
Curved surface, wherein x is irradiation level, VpmaxFor the irradiation level when the corresponding voltage value of maximum power, λ, b, c, d, K are constant.
Optionally, the test acquisition component is also associated with collector, and the collector includes data transfer component, described
Data transfer component is used to the collected data of the test acquisition component being sent to remote equipment end.
Optionally, the test acquisition component is test collecting circuit board.
Optionally, the processing component is any one in central processing unit and microcontroller.
The embodiment of the present invention also provides a kind of using solar components debugging test device as described in the embodiments of the present invention
The method tested, including：
Irradiation level detection part detects the irradiation level of light；
Test acquisition component obtains the irradiation level of the irradiation level detection part detection, obtains the solar cell module
Current value and voltage value and the current value and voltage value of the load, and by the irradiation level, the current value and institute
It states voltage value and is sent to the processing component；
The current value of the solar cell module and the voltage when processing component is according to current irradiation level
Solar battery group when value, the current value of the load and the voltage value and the specified irradiation level
Part answers Maximum Power Output, determines the current performance parameters of the direct current switching controller.
Optionally, the solar components debugging test device further includes the I-V being connect with the solar cell module
Test component；Before the current performance parameters that the processing component determines the direct current switching controller, the test method
Further include：
The I-V test components are when the irradiation level that the irradiation level detection part detects is specified irradiation level, test
The corresponding current -voltage curve of the solar cell module；
The processing component obtains corresponding current -voltage curve of the I-V test components in multigroup specified irradiation level,
It determines and stores the irradiation level of the solar cell module and answer the correspondence of Maximum Power Output.
Optionally, the I-V test components specifically test the solar cell module and specify irradiation level at least five groups
When corresponding current -voltage curve；
The processing component with specific reference at least described in five groups specify irradiation level when corresponding current -voltage curve, andThe fitting for determining and storing the irradiation level and electric current, voltage of the solar cell module is bent
Face, wherein x is irradiation level, VpmaxFor the irradiation level when the corresponding voltage value of maximum power, λ, b, c, d, K are constant.
Optionally, the solar components debugging test device further includes the acquisition being connect with the test acquisition component
Device, the collector include data transfer component；The test method further includes：
The collected data of the test acquisition component are sent to remote equipment end by the data transfer component.
The embodiment of the present invention has the beneficial effect that：In the embodiment of the present invention, irradiation level detection part can detect irradiation level,
Test acquisition component can obtain the irradiation level of irradiation level detection part detection and obtain solar cell module and
Electric current, the voltage value of load, and corresponding electric current, voltage value are sent to processing component, and then processing component can obtain too
Current flow, the voltage value of positive energy battery component, electric current, the voltage value of load, and can further calculate to obtain corresponding work(
Rate value further can also be shown and be stored, and the acquisition of relevant parameter is more quick, and then can be to avoid manually
When record, since data are more, when cannot record simultaneously, make the data of record there are delay error, record data are inaccurate
Problem.In addition, due to direct current switching controller current irradiation level efficiency=solar cell module in current irradiation level
For real output/solar cell module in the output power of answering of current irradiation level, direct current switching controller working as pre irradiation
Reality output work(of the actual power/solar cell module in current irradiation level of the current irradiation level of the utilization rate of degree=be supported on
Rate, and the prior art obtain direct current switching controller current utilization or efficiency when, typically by solar cell module
In I-V test components and can obtain and toggle connection between the component of solar cell module output current voltage, with
When solar cell module is connected to I-V test components, can test acquisition solar cell module should export maximum work
Rate can test acquisition solar cell when being connected to the component that can obtain solar cell module output current voltage
The real output of component, toggles, and not only operation is upper complex time-consuming, but also is taken due to operational, makes reality
The collected data in border are not the correspondence numerical value under same irradiation level, and data reliability is relatively low, and the application by depositing in advance
The correspondence for answering Maximum Power Output for storing up irradiation level and solar cell module, can directly acquire according to current irradiation level
Solar cell module answers Maximum Power Output when the irradiation level, and then can also quickly and accurately get direct current conversion
The current performance parameters of controller, for example, performance parameter can be utilization rate and/or efficiency, and then subsequently can to data into
Row analysis is realized whether accurate judgement controller, load and solar cell module meet and is expected to modify.
Description of the drawings
Fig. 1 is the structural schematic diagram that a kind of solar components provided in an embodiment of the present invention debug test device；
Fig. 2 is the structural schematic diagram that another solar components provided in an embodiment of the present invention debug test device；
Fig. 3 is the structural schematic diagram that a kind of specific solar components provided in an embodiment of the present invention debug test device；
Fig. 4 is the flow diagram that a kind of solar components provided in an embodiment of the present invention debug test method；
Fig. 5 is the flow diagram that a kind of specific solar components provided in an embodiment of the present invention debug test method.
Specific implementation mode
In order to enable the purpose, technical scheme and advantage of the embodiment of the present disclosure are clearer, below in conjunction with disclosure reality
The technical solution of the embodiment of the present disclosure is clearly and completely described in the attached drawing for applying example.Obviously, described embodiment is
A part of this disclosure embodiment, instead of all the embodiments.Based on described embodiment of the disclosure, this field is common
The every other embodiment that technical staff is obtained under the premise of without creative work belongs to the model of disclosure protection
It encloses.
Unless otherwise defined, the technical term or scientific terminology that the disclosure uses should be tool in disclosure fields
There is the ordinary meaning that the personage of general technical ability is understood." first ", " second " and the similar word used in the disclosure is simultaneously
It does not indicate that any sequence, quantity or importance, and is used only to distinguish different component parts." comprising " or "comprising" etc.
Similar word means to occur the element before the word, and either object covers the element or object for appearing in the word presented hereinafter
And its it is equivalent, and it is not excluded for other elements or object.The similar word such as " connection " or " connected " is not limited to physics
Or mechanical connection, but may include electrical connection, either directly or indirectly."upper", "lower",
"left", "right" etc. is only used for indicating relative position relation, and after the absolute position for being described object changes, then the relative position is closed
System may also correspondingly change.
In order to keep the following explanation of the embodiment of the present disclosure to understand and concise, known function and known portion is omitted in the disclosure
The detailed description of part.
Referring to Fig. 1, the embodiment of the present invention provides a kind of solar components debugging test device, including：Solar battery group
Part 1, the direct current switching controller 2 being connect with solar cell module 1 and the test being connect with direct current switching controller 2 are adopted
Collect component 3, wherein test acquisition component 3 is also associated with load 4, irradiation level detection part 5 and processing component 9, wherein
Irradiation level detection part 5, the irradiation level for detecting light, irradiation level detection part 5 are specifically as follows irradiation level
Instrument.
Acquisition component 3 is tested, for obtaining the irradiation level of the detection of irradiation level detection part 5, obtaining solar cell module 1
Current value and voltage value and the current value and voltage value that obtain load 4, and by irradiation level, the electricity of solar cell module 1
Flow valuve and voltage value, the current value of load 4 and voltage value are sent to processing component 9.Test acquisition component 3 is specifically as follows test
Collecting circuit board in the specific implementation can self-developing as needed.Load 4, such as can be power generation paper.
Processing component 9, for according to the electric current and voltage value of solar cell module when current irradiation level 1, load 4 electricity
Flow valuve and voltage value, and solar cell module 1 answers Maximum Power Output when the specified irradiation level, determines that direct current is converted
The current performance parameters of controller 2, specific performance parameter can be utilization rate or efficiency.During processing component 9 is specifically as follows
Any one in central processor and microcontroller can be specifically integrated in computer equipment.
In the embodiment of the present invention, irradiation level detection part can detect irradiation level, and test acquisition component can obtain described
The irradiation level of irradiation level detection part detection and electric current, the voltage value for obtaining solar cell module and load, and by phase
Electric current, the voltage value answered are sent to processing component, and then processing component can obtain the current flow of solar cell module, electricity
Pressure value, electric current, the voltage value of load, and can further calculate to obtain corresponding performance number, it can also further be shown
And storage, the acquisition of relevant parameter is more quick, so can be to avoid manually recording when, cannot since data are more
Simultaneously when recording, making the data of record, there are delay errors, record the problem of data inaccuracy.It is controlled in addition, being converted due to direct current
Device processed current irradiation level efficiency=solar cell module current irradiation level real output/solar battery group
Part current irradiation level output power of answering, direct current switching controller current irradiation level utilization rate=be supported on and work as pre irradiation
Actual power/solar cell module of degree current irradiation level real output, and the prior art obtain direct current turn
When the current utilization or efficiency of changer controller, typically solar cell module in I-V test components and can be obtained too
It is positive to toggle connection between the component of battery component output current voltage, solar cell module is being connected to I-V
When test component, can test acquisition solar cell module answers Maximum Power Output, and solar energy can be obtained being connected to
When the component of battery component output current voltage, the real output for obtaining solar cell module can be tested, switchback is carried out
Change, not only operation is upper complex time-consuming, but also is taken due to operational, make actual acquisition to data be not same spoke
Correspondence numerical value under illumination, data reliability is relatively low, and the application is by prestoring irradiation level and solar cell module
The correspondence of Maximum Power Output is answered, solar cell module when can directly acquire the irradiation level according to current irradiation level
Maximum Power Output is answered, and then can also quickly and accurately get the current performance parameters of direct current switching controller, for example,
Performance parameter can be utilization rate or efficiency, and then can subsequently analyze data, realize accurate judgement controller, load
Whether meet with solar cell module and is expected to modify.
In the specific implementation, shown in Figure 2, solar components provided in an embodiment of the present invention debug test device, also
Include the I-V test components 6 being connect with solar cell module, which also connect with processing component 9.The I-V is surveyed
Component 6 is tried, when the irradiation level for being detected in irradiation level detection part 5 is specified irradiation level, tests solar cell module 1
Corresponding current -voltage curve；Correspondingly, processing component 9, is additionally operable in the current performance ginseng for determining direct current switching controller 2
Before number, corresponding current -voltage curve of the I-V test components 6 in multigroup specified irradiation level is obtained, and according to multigroup specified spoke
Corresponding current -voltage curve when illumination determines and stores the irradiation level of solar cell module 1 and answers Maximum Power Output
Correspondence.
Specifically, I-V test components 6, are specifically used for testing the solar cell module specified irradiation at least five groups
Current -voltage curve when spending, for example, test solar cell module 1 irradiation level be respectively 50W/ ㎡, 120W/ ㎡,
240W/ ㎡, 400W/ ㎡ and corresponding current -voltage curve when 800W/ ㎡；Correspondingly, test acquisition component 3, is specifically used for
According to the corresponding current -voltage curve at least described in five groups when specified irradiation level, for example, irradiation level is respectively 50W/ ㎡, 120W/
Corresponding current -voltage curve when ㎡, 240W/ ㎡, 400W/ ㎡ and 800W/ ㎡, andReally
Determine and store the irradiation level and electric current, the fitting surface of voltage of solar cell module 1, wherein x is irradiation level, VpmaxFor this
Maximum power corresponding voltage value when irradiation level, λ, b, c, d, K are constant.
When the present invention is implemented in example, by the relationship mould for pre-establishing 1 irradiation level of solar cell module and output power
Type, and then output power can be answered with solar cell module 1 under any irradiation level of quick obtaining, so as to it is follow-up further quickly
Calculate the current performance parameters of direct current switching controller 2.
It should be noted that in the specific implementation, can be first carry out it is defeated to answering for irradiation level and solar cell module
The storage for going out maximum power is operated, that is, the irradiation level under irradiation level detection part monitoring external environmental light is first passed through, in spoke
When illumination reaches a certain designated value, the electric current and voltage value of a solar cell module are tested by I-V test components, in turn
The I-V curve when irradiation level can be obtained, by such as five I-V tests, obtains five groups of irradiation level and corresponding five
I-V curve, and then the fitting that may further determine that and store the irradiation level and electric current, voltage of solar cell module is bent
Face.When testing direct current switching controller, the spoke of irradiation level detection part monitoring external environmental light can be again started up
Illumination, test acquisition component obtain the irradiation level of irradiation level detection part, and acquisition solar cell module and load
Electric current and voltage value, and it is sent to processing component, and then processing component, according to the electricity of solar cell module when current irradiation level
Flow valuve and voltage value, and load current value and voltage value, and the irradiation level of specified solar cell module and electric current,
The fitting surface of voltage determines the current utilization and/or efficiency of direct current switching controller.
In the specific implementation, shown in Figure 3, solar components provided in an embodiment of the present invention debug test device,
Test acquisition component 3 is also associated with collector 7, and collector 7 includes data transfer component, and the data transfer component will be for that will test
3 collected data of acquisition component are sent to remote equipment end.For data transfer component, it is specifically as follows bluetooth communication portion
Part or cloud data storage part.Long-range equipment end can be specifically computer, for analyzing current solar components debugging test
The relevant parameter of device.
In the embodiment of the present invention, test acquisition component is also associated with collector, and collector includes data transfer component, and is counted
The data for testing acquisition component can be sent to remote equipment end according to transmission part, and then remote monitoring may be implemented, avoided
When outdoor test, the solarization caused by tester injures.
In the specific implementation, solar components provided in an embodiment of the present invention debug test device, can also include with
The temperature detection part 8 of acquisition component connection is tested, which can be specifically temperature sensor, for detecting
The temperature of solar cell module.
In the specific implementation, solar components provided in an embodiment of the present invention debug test device, can also include with
The display screen (not shown) that processing component 9 connects, for being shown to the parameter for getting or being calculated；It also may be used
To include the storage unit (not shown) being connect with processing component 9, for example, microcontroller, for getting or calculating
To parameter stored.
Based on same inventive concept, the embodiment of the present invention also provides a kind of using solar energy group provided in an embodiment of the present invention
The method that part debugging test device is tested, it is shown in Figure 4, including：
Step S101, the irradiation level of irradiation level detection part detection light.
Step S102, test acquisition component obtains the irradiation level of irradiation level detection part detection, obtains solar battery group
The current value and voltage value of part and the current value and voltage value of load, and irradiation level, current value and voltage value are sent to
Processing component.
Step S103, processing component is according to the current value and voltage value of solar cell module when current irradiation level, load
Current value and voltage value and solar cell module answers Maximum Power Output when the specified irradiation level, determine direct current
The current performance parameters of switching controller.
In the specific implementation, solar components debugging test device further includes that the I-V being connect with solar cell module is surveyed
Component is tried, which also connect with processing component, and the current performance ginseng of direct current switching controller is determined in processing component
Before number, test method further includes：
I-V test components test solar-electricity when the irradiation level that irradiation level detection part detects is specified irradiation level
The corresponding current -voltage curve of pond component；Correspondingly, processing component obtains I-V test components in multigroup specified irradiation level
Corresponding current -voltage curve determines and stores the irradiation level of solar cell module and answers the correspondence of Maximum Power Output.
More specifically, I-V test components specifically test the solar cell module at least five groups specify irradiation level when
Current -voltage curve, for example, test solar cell module irradiation level be respectively 50W/ ㎡, 120W/ ㎡, 240W/ ㎡,
When 400W/ ㎡ and 800W/ ㎡, the corresponding current -voltage curve of solar cell module is tested；Correspondingly, processing component has
Body according at least described in five groups specify irradiation level when corresponding current -voltage curve, for example, irradiation level be respectively 50W/ ㎡,
Corresponding current -voltage curve when 120W/ ㎡, 240W/ ㎡, 400W/ ㎡ and 800W/ ㎡, andThe irradiation level and electric current, the fitting surface of voltage of solar cell module are determined and store,
In, x is irradiation level, VpmaxFor the irradiation level when the corresponding voltage value of maximum power, λ, b, c, d, K are constant.
Optionally, solar components debugging test device further includes the collector being connect with test acquisition component, collector
Including data transfer component；Test method further includes that the data for testing acquisition component are sent to remote equipment end by data transmission.
Understand that solar components provided in an embodiment of the present invention debug test method in order to clearer, below in conjunction with Fig. 5
It is described in detail as follows：
Step S201, start.
Step S202, it is tested using I-V curve tester and is tested five kinds of solar cell module (irradiation level in typical case
Respectively 50,120,240,400,800) IV curve datas, IV curves being fitted under five different irradiation level, and being sent out
It send and is stored in computer in case calling.
Step S203, according to the 5 IV curves tested out in previous step, the V under five kinds of irradiation level is obtainedpmax, and generation
EnterIn obtain the crucial constants of λ, b, c, d and K five, wherein x is irradiation level, VpmaxFor the spoke
Maximum power corresponding voltage value when illumination, λ, b, c, d, K are constant.
Step S204, different irradiation level and V have been obtained in step S203pmaxRelation curve, by the curve and known
Five I-V curves, you can the fitting surface of an irradiation level, I and V are obtained by software, follow-up in use, according to the spoke
The fitting surface of illumination, I and V selectes irradiation level, you can obtain the irradiation level answers Maximum Power Output.
It is about determination and to store the irradiation level of solar cell module and answer Maximum Power Output correspondence above
Step.
When testing direct current switching controller, then specific execution following steps.
Step S205, the irradiation level of irradiation level detection part detection light.
Step SS206, test acquisition component obtains the irradiation level of irradiation level detection part detection and obtains solar-electricity
The current value and voltage value of pond component and the current value and voltage value of load, and irradiation level, current value and voltage value are sent out
Give processing component.
Step S207, processing component is according to the current value and voltage value of solar cell module when current irradiation level, load
Current value and voltage value and the irradiation level, I and the V that are obtained according to step S204 fitting surface, the irradiation level can be obtained
When solar cell module answer Maximum Power Output, and then determine the current performance parameters of direct current switching controller.
Step S208, terminate.
The embodiment of the present invention has the beneficial effect that：In the embodiment of the present invention, irradiation level detection part can detect irradiation level,
Test acquisition component can obtain the irradiation level of irradiation level detection part detection and obtain solar cell module and
Electric current, the voltage value of load, and corresponding electric current, voltage value are sent to processing component, and then processing component can obtain too
Current flow, the voltage value of positive energy battery component, electric current, the voltage value of load, and can further calculate to obtain corresponding work(
Rate value further can also be shown and be stored, and the acquisition of relevant parameter is more quick, and then can be to avoid manually
When record, since data are more, when cannot record simultaneously, make the data of record there are delay error, record data are inaccurate
Problem.In addition, due to direct current switching controller current irradiation level efficiency=solar cell module in current irradiation level
For real output/solar cell module in the output power of answering of current irradiation level, direct current switching controller working as pre irradiation
Reality output work(of the actual power/solar cell module in current irradiation level of the current irradiation level of the utilization rate of degree=be supported on
Rate, and the prior art obtain direct current switching controller current utilization or efficiency when, typically by solar cell module
In I-V test components and can obtain and toggle connection between the component of solar cell module output current voltage, with
When solar cell module is connected to I-V test components, can test acquisition solar cell module should export maximum work
Rate can test acquisition solar cell when being connected to the component that can obtain solar cell module output current voltage
The real output of component, toggles, and not only operation is upper complex time-consuming, but also is taken due to operational, makes reality
The collected data in border are not the correspondence numerical value under same irradiation level, and data reliability is relatively low, and the application by depositing in advance
The correspondence for answering Maximum Power Output for storing up irradiation level and solar cell module, can directly acquire according to current irradiation level
Solar cell module answers Maximum Power Output when the irradiation level, and then can also quickly and accurately get direct current conversion
The current performance parameters of controller, performance parameter can be for example utilization rate or efficiency, and then can subsequently divide data
Analysis is realized whether accurate judgement controller, load and solar cell module meet and is expected to modify.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
God and range.In this way, if these modifications and changes of the present invention belongs to the range of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to include these modifications and variations.
Claims (10)
1. a kind of solar components debug test device, which is characterized in that including：Solar cell module and the solar energy
The direct current switching controller of battery component connection and the test acquisition component being connect with the direct current switching controller, wherein
The test acquisition component is also associated with load, irradiation level detection part and processing component, wherein
The irradiation level detection part, the irradiation level for detecting light；
The test acquisition component, for obtaining the irradiation level of the irradiation level detection part detection, obtaining the solar-electricity
The current value and voltage value of pond component and the current value and voltage value for obtaining the load, and by the irradiation level, the electricity
Flow valuve and the voltage value are sent to the processing component；
The processing component, the current value of the solar cell module and the voltage when for according to current irradiation level
Solar battery group when value, the current value of the load and the voltage value and the specified irradiation level
Part answers Maximum Power Output, determines the current performance parameters of the direct current switching controller.
2. solar components as described in claim 1 debug test device, which is characterized in that further include straight with the solar energy
The I-V test components of transition components connection are flowed, the I-V test components are also connect with the processing component；
The I-V test components, when the irradiation level for being detected in the irradiation level detection part is specified irradiation level, test
The corresponding current -voltage curve of the solar cell module；
The processing component is additionally operable to before the current performance parameters for determining the direct current switching controller, obtains the I-V
Corresponding current -voltage curve of the test component in multigroup specified irradiation level, and corresponding electricity when according to multigroup specified irradiation level
Stream-voltage curve determines and stores the irradiation level of the solar cell module and answers the correspondence of Maximum Power Output.
3. solar components as claimed in claim 2 debug test device, which is characterized in that
The I-V test components are specifically used for testing the phase when solar cell module specifies irradiation level at least five groups
Induced current-voltage curve；
The processing component is specifically used for according to the corresponding current -voltage curve at least described in five groups when specified irradiation level, andThe fitting for determining and storing the irradiation level and electric current, voltage of the solar cell module is bent
Face, wherein x is irradiation level, VpmaxFor the irradiation level when the corresponding voltage value of maximum power, λ, b, c, d, K are constant.
4. solar components as described in claim 1 debug test device, which is characterized in that the test acquisition component also connects
It is connected to collector, the collector includes data transfer component, and the data transfer component is used for the test acquisition component
Collected data are sent to remote equipment end.
5. solar components as described in claim 1 debug test device, which is characterized in that the test acquisition component is to survey
Test acquisition circuit board.
6. solar components as described in claim 1 debug test device, which is characterized in that the processing component is centre
Manage any one in device and microcontroller.
7. a kind of method tested using solar components as claimed in any one of claims 1 to 6 debugging test device,
It is characterised in that it includes：
Irradiation level detection part detects the irradiation level of light；
Test acquisition component obtains the irradiation level of the irradiation level detection part detection, obtains the electricity of the solar cell module
Flow valuve and voltage value and the current value and voltage value of the load, and by the irradiation level, the current value and the electricity
Pressure value is sent to the processing component；
The current value of the solar cell module and the voltage value, institute when the processing component is according to current irradiation level
State the current value and the voltage value and solar cell module is answered when the specified irradiation level of load
Maximum Power Output determines the current performance parameters of the direct current switching controller.
8. test method as claimed in claim 7, which is characterized in that solar components debugging test device further include with
The I-V test components of the solar cell module connection；Working as the direct current switching controller is determined in the processing component
Before preceding performance parameter, the test method further includes：
The I-V test components are when the irradiation level that the irradiation level detection part detects is specified irradiation level, described in test
The corresponding current -voltage curve of solar cell module；
The processing component obtains corresponding current -voltage curve of the I-V test components in multigroup specified irradiation level, determines
And it stores the irradiation level of the solar cell module and answers the correspondence of Maximum Power Output.
9. test method as claimed in claim 8, which is characterized in that
The I-V test components specifically test the corresponding electricity when solar cell module specifies irradiation level at least five groups
Stream-voltage curve；
The processing component with specific reference at least described in five groups specify irradiation level when corresponding current -voltage curve, andThe fitting for determining and storing the irradiation level and electric current, voltage of the solar cell module is bent
Face, wherein x is irradiation level, VpmaxFor the irradiation level when the corresponding voltage value of maximum power, λ, b, c, d, K are constant.
10. test method as claimed in claim 7, which is characterized in that the solar components debug test device and further include
The collector being connect with the test acquisition component, the collector includes data transfer component；The test method further includes：
The collected data of the test acquisition component are sent to remote equipment end by the data transfer component.
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| CN201810768411.3A CN108663568A (en) | 2018-07-13 | 2018-07-13 | Solar module debugging and testing device and testing method thereof |
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