CN109298366A - A kind of solar battery IV curve survey meter calibrating installation - Google Patents
A kind of solar battery IV curve survey meter calibrating installation Download PDFInfo
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- CN109298366A CN109298366A CN201811364162.8A CN201811364162A CN109298366A CN 109298366 A CN109298366 A CN 109298366A CN 201811364162 A CN201811364162 A CN 201811364162A CN 109298366 A CN109298366 A CN 109298366A
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- 238000009434 installation Methods 0.000 title claims abstract description 35
- 238000004891 communication Methods 0.000 claims abstract description 44
- 238000006243 chemical reaction Methods 0.000 claims description 8
- 230000005611 electricity Effects 0.000 claims description 5
- 238000005070 sampling Methods 0.000 claims description 4
- 239000000835 fiber Substances 0.000 claims description 3
- 238000005259 measurement Methods 0.000 abstract description 5
- 238000012360 testing method Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000011664 signaling Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000011017 operating method Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 238000003916 acid precipitation Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000003034 coal gas Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000003209 petroleum derivative Substances 0.000 description 1
- 230000005622 photoelectricity Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R35/00—Testing or calibrating of apparatus covered by the other groups of this subclass
- G01R35/005—Calibrating; Standards or reference devices, e.g. voltage or resistance standards, "golden" references
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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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- Photovoltaic Devices (AREA)
Abstract
The present invention provides a kind of solar battery IV curve survey meter calibrating installation, including shell and calibration system, it is characterized in that, the calibration system setting is inside the housing, the shell is equipped with display unit, setting unit, output unit and communication interface, the calibration system includes mainboard, module occurs for voltage, module, system control module and communication control module occur for electric current, the mainboard connects to power supply, and it is integrated on the main board that module occurs for the voltage, module, system control module and communication control module occur for electric current；A kind of solar battery IV curve survey meter calibrating installation integrated level provided by the invention is high, and stability is strong, easy to carry, easy to operate, is suitable for a variety of calibration instruments；And stability with higher, low-ripple coefficient and stronger load capacity can increase substantially the accuracy of the data acquisition and measurement of equipment voltage and current value to be tested.
Description
Technical field
The present invention relates to calibrating installation technical field, in particular to a kind of solar battery IV curve survey meter calibration cartridge
It sets.
Background technique
Currently, 85% or more energy demand is from the non-renewable energy such as petroleum, coal and natural gas in the world
The burning in source, this not only results in energy shortages, also creates the serious ring such as serious greenhouse effects, acid rain, global pollution
Border problem.Due to the fast development of modern industrialization, it is contemplated that the year two thousand fifty, the energy total amount of whole world consumption is than present energy
About 1,500,000,000 watts of source consumption increase, the progress and development of future society deeply depends on cleaning, the cheap and abundant energy to obtain
It takes.In various renewable energy, solar energy has compared with other energy such as wind energy, tide, water energy not by region, season
Section limitation, pollution-free, using the advantages such as at low cost, and production capacity is huge.How by solar energy highly effective to use becomes entirely
The project broken through is sought in scientific research scholars' long-term endeavour in the world's.
Several major ways using solar energy are the photo-thermal, photoelectricity and Photochemical convertion of solar radiant energy.Wherein, photovoltaic
Power generation is that luminous energy is directly changed into the technology of electric energy using the photovoltaic effect (abbreviation photovoltaic effect) of interface, is
One of the method using solar energy of most convenient.Solar battery is exactly the device produced electricl energy using the photovoltaic effect of material.
The performance quality of solar battery, is primarily to see its height for converting solar energy into electric energy efficiency.In order to test
The performance of solar battery is characterized, common test equipment is solar battery IV curve survey meter.Solar battery is placed
(light intensity usually is provided by solar simulator) under intensity of illumination appropriate, the current signal of battery two-stage is with voltage signal
Variation relation is detected by data acquisition and processing (DAP), and the major parameter for analyzing solar cell properties has open circuit
Voltage, short circuit current, fill factor, series and parallel compensated resistance and transfer efficiency etc..Whether the acquisition of voltage value and current value is accurate, closes
It is to be analysed whether accurately to the processing to battery efficiency.However there is no unified schools for solar battery IV curve survey meter at present
Standard apparatus；And traditional regulated power supply is unable to satisfy the required measurement accuracy of solar battery IV curve survey meter, therefore nothing
Method is accurately transmitted and is traced to the source to the magnitude of measuring instrument, and therefore, urgent need develops a kind of solar battery IV curved measurement
Instrument calibrating installation.
Summary of the invention
In view of the above problems in the prior art, the purpose of the present invention is to provide a kind of solar battery IV curve survey meters
Calibrating installation.
The present invention is achieved through the following technical solutions: the present invention provides a kind of solar battery IV curve survey meter calibration
Device, including shell and calibration system, which is characterized in that inside the housing, the shell is equipped with aobvious for the calibration system setting
Show unit, setting unit, output unit and communication interface, the calibration system includes mainboard, module occurs for voltage, electric current occurs
Module, system control module and communication control module, the mainboard connect to power supply, and module occurs for the voltage, electric current occurs
Module, system control module and communication control module are integrated on the main board；The outer casing bottom is additionally provided with stabilizer blade and anti-skidding
Pad.
Further, the display unit includes voltage display unit and current displaing unit, and the setting unit includes
Key and knob, the output unit include voltage output unit and current output unit, and the communication interface connects for usb communication
Mouth and/or fiber optic data communication interface.
Further, the shell is additionally provided with output control button, and the output control button is described defeated for controlling
Unit connection or disconnection out.
Specifically, the shell is equipped with indicator light, and the indicator light is used to indicate the solar battery IV curved measurement
Instrument calibrating installation working condition；For example, indicating that the solar battery IV curve survey meter is in running order or closing shape
State is in voltage output state or electric current output state, and instruction user carries out next step operation and case study.
Preferably, the shell is equipped with power switch and heat release hole；Module occurs for the voltage, module occurs for electric current, is
Control module of uniting and communication control module all integrate on the main board, and heat release hole mitigates calibrating installation for a long time for radiating
Bring burden is run, internal calibration system is protected.
Further, the voltage occur module include voltage-reg-ulator tube, voltage sample resistance, voltage error amplifier and
Over-voltage protection element.
Further, it includes electric current adjustment pipe, reverse-current protection module, current sample electricity that module, which occurs, for the electric current
Resistance, current error amplifier and overflow protecting element.
Further, the calibration system further includes communication interface conversion module；The communication interface conversion module is used for
The communication control module is assisted, the communication interface conversion module is for assisting solar battery IV curve of the present invention to survey
The foundation linked between amount instrument calibrating installation and verified instrument.
Preferably, the mainboard is also integrated with rotary encoder, and the rotary encoder is connected with reference circuit module, institute
Rotary encoder is stated for adjusting voltage output and electric current output.
Due to above-mentioned technical proposal, the invention has the following advantages:
1) a kind of solar battery IV curve survey meter calibrating installation provided by the invention, accuracy with higher
Grade, stability, low-ripple coefficient and stronger load capacity, greatly improve the accuracy of DATA REASONING.
2) a kind of solar battery IV curve survey meter calibrating installation provided by the invention, integrated level is high, can directly lead to
It crosses the communication control module and verified instrument carries out link connection, data are carried out by the output unit and communication interface
Transmission and storage, human factor is few, and easy to operate.
3) a kind of solar battery IV curve survey meter calibrating installation provided by the invention, integrated level is high, and stability is strong, just
In carrying, it is suitable for a variety of instruments to be calibrated and occasion.
Detailed description of the invention
It, below will be to required in embodiment or description of the prior art in order to illustrate more clearly of technical solution of the present invention
The attached drawing used is briefly described.It should be evident that drawings in the following description are only some embodiments of the invention, it is right
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings
Its attached drawing.
Fig. 1 is a kind of solar battery IV curve survey meter calibrating installation structural schematic diagram provided in an embodiment of the present invention
(front view)；
Fig. 2 is a kind of solar battery IV curve survey meter calibrating installation structural schematic diagram provided in an embodiment of the present invention
(rearview)；
Fig. 3 is its calibrating installation of a kind of solar battery IV curve survey meter calibrating installation provided in an embodiment of the present invention
Structural schematic diagram；
Fig. 4 is its working principle of a kind of solar battery IV curve survey meter calibrating installation provided in an embodiment of the present invention
Figure；
In figure: 1- shell, 2- display unit, 21- voltage display unit, 22- current displaing unit, 3- setting unit, 4-
Output unit, 41- voltage output unit, 42- current output unit, 43- export control button, 5- communication interface, 6- mainboard, 7-
Voltage generation module, 71- voltage-reg-ulator tube, 72- voltage sample resistance, 73- voltage error amplifier, 74- over-voltage protection element,
Module, 81- electric current adjustment pipe, 82- reverse-current protection module, 83- current sampling resistor, 84- current error occur for 8- electric current
Amplifier, 85- overflow protecting element, 9- system control module, 10- communication control module, 11- communication interface conversion module, 12-
Power switch, 13- heat release hole.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art without making creative work it is obtained it is all its
His embodiment, shall fall within the protection scope of the present invention.
Embodiment 1
In conjunction with Fig. 1 to Fig. 3, the present embodiment provides a kind of solar battery IV curve survey meter calibrating installations, including shell 1
And calibration system, which is characterized in that the calibration system is arranged inside shell 1, and the shell 1 is equipped with display unit 2, setting
Unit 3, output unit 4 and communication interface 5, the calibration system include mainboard 6, voltage occur module 7, electric current occur module 8,
System control module 9 and communication control module 10, the mainboard 6 connect to power supply, and module 7 occurs for the voltage, electric current occurs
Module 8, system control module 9 and communication control module 10 are integrated on the mainboard 6；Module 7 and electric current occur for the voltage
Module 8 occurs to be respectively used to generate voltage and current, the system control module 9 is used for the voltage value that setting unit 3 is arranged
It is transmitted to voltage respectively with current value module 7 and electric current occurs and occur module 8, then by the voltage and current of generation from display unit
2 show, the communication control module 10 is used to carry out link connection with verified instrument.
The display unit 2 includes voltage display unit 21 and current displaing unit 22, and the setting unit 3 includes key
And knob, the output unit 4 include voltage output unit 41 and current output unit 42, the communication interface 5 is usb communication
Interface 51 and/or fiber optic data communication interface 52.
The shell 1 is additionally provided with output control button 43, and the output control button 43 is for controlling the output unit 4
Connection disconnects.
The shell 1 is equipped with indicator light；The indicator light is used to indicate the solar battery IV curve survey meter calibration
The working condition of device also can indicate that user carries out next step operation or checks to the failure of appearance.
Preferably, the shell 1 is equipped with power switch 12 and heat release hole 13；The heat release hole 13 is used for being integrated in shell
Internal each module cools down, and reduces the in running order burden of its long-time.
It includes voltage-reg-ulator tube 71, voltage sample resistance 72, voltage error amplifier 73 and mistake that the voltage, which occurs 7 pieces of mould,
Press protection element 74；The voltage occurs module 7 and generates corresponding voltage according to the voltage value that the setting unit 3 is arranged.
The electric current occur module 8 include electric current adjustment pipe 81, reverse-current protection module 82, current sampling resistor 83,
Current error amplifier 84 and overflow protecting element 85；The electric current that the current generating module 8 is arranged according to the setting unit 3
Value generates corresponding electric current, and the reverse-current protection module 82 is used to that the electric current to be protected to occur what module 8 was not examined
The reverse current damage that instrument generates.
The calibration system further includes communication interface conversion module 11；The communication interface conversion module 11 is for assisting institute
Communication control module 10 is stated, the communication interface conversion module 11 is for assisting the solar battery IV curve survey meter to calibrate
The foundation linked between device and verified instrument.
The mainboard 6 is also integrated with rotary encoder, and the rotary encoder and reference circuit are electrically connected, the rotation
Encoder is for adjusting voltage output and electric current output.
A kind of solar battery IV curve survey meter calibrating installation of the present invention is carried out for further clear, complete
Ground introduction is illustrated its working principle and operating procedure below in conjunction with Fig. 4:
Working principle:
The charge and discharge process of solar battery is simulated by the communication control module 10 and generates a signalling coding,
The signalling coding is sent to instrument to be verified by communication interface 5, so that entering standby inspection state by test examination instrument；Again by test examination instrument
The signalings to be detected such as feedback one return communication control module 10, after communication control module 10 receives this signaling, the sun
Battery IV curve survey meter calibrating installation and completion can be just established by the communication between the instrument of school.
Module 7 occurs for voltage and the working principle of module 8 occurs for electric current:
After loading in voltage output end connection, voltage sample resistance 72 obtains output voltage, and this voltage and benchmark is electric
The reference voltage of road module is compared.If output voltage is less than reference voltage, by error amount through voltage error amplifier 73
It send to the input terminal of voltage-reg-ulator tube 71, increases output voltage by voltage-reg-ulator tube 71, until output voltage and benchmark electricity
It presses equal；If output voltage is greater than reference voltage, by voltage-reg-ulator tube 71 output voltage is reduced, until output voltage
It is equal with reference voltage.
The working principle and the voltage generation working principle of module 7 of electric current generation module 8 are similar, current sampling resistor
83 obtain output electric current, and this electric current is compared with the reference current of reference circuit module.The error amount that will compare
It send through current error amplifier 84 to the input terminal of electric current adjustment pipe 81, adjusting pipe 81 by electric current makes output electric current increasing add deduct
It is small, until output electric current and reference current are equal.
It should be noted that verified solar battery IV curve survey meter can generate a reversed electricity in test
Stream, in this regard, reverse-current protection module 82 is equipped in current generating module 8, when verified solar battery IV curve is surveyed
When the reverse current that amount instrument generates is greater than the specified protection limit of reverse-current protection module 82,82 meeting of reverse-current protection module
It automatically opens, while the calibration system can be controlled and cut off the current signal exported immediately；Reverse-current protection module 82
For protecting calibration system, its damage is prevented.
Operating procedure:
S1；By a kind of solar energy IV curve survey meter calibrating installation of the present invention and solar energy IV curve to be verified
Measuring instrument is horizontal positioned on the table, and connection power supply line gives calibrating installation power supply, by communication interface 5 by instrument to be verified
It is connected with the solar energy IV curve survey meter calibrating installation, establishes communication link；
S2: the voltage output unit 41 is connected with the voltage input interface of solar energy IV curve survey meter to be verified
It connects, the current output unit 42 is connected with the electric current input interface of solar energy IV curve survey meter；
S2: required voltage value and/or current value being arranged from the setting unit 3, press the output control button 43,
So that output channel is connected to；
S3: the system control module 9 reads the voltage value and/or current value of setting, passes to the voltage and mould occurs
Module 8 occurs for block 7 and/or electric current, module 7 occurs for the voltage and/or electric current occur module 8 generate corresponding voltage and/or
Electric current；
S4: the system control module 9 shows voltage value and/or current value by display unit 2, and passes through defeated
Outgoing interface 4 exports voltage value and/or current value to verified solar energy IV curve survey meter；
S5: voltage value or current value that verified solar energy IV curve survey meter shows screen display are read, record is simultaneously
Analysis.
It is verified using a kind of solar battery IV curve survey meter calibrating installation provided by the invention, obtained result
It is as follows:
1 voltage check of table
The verification of 2 electric current of table
From the point of view of the data in Tables 1 and 2, a kind of solar battery IV curve survey meter measurement accuracy provided by the invention
Height, load capacity are strong, greatly improve the accuracy of solar cell test, scientific research analysis, the production to solar battery
It has great significance.
Above description sufficiently discloses a specific embodiment of the invention.It should be pointed out that being familiar with the field
Range of any change that technical staff does a specific embodiment of the invention all without departing from claims of the present invention.
Correspondingly, the scope of the claims of the invention is also not limited only to previous embodiment.
Claims (9)
1. a kind of solar battery IV curve survey meter calibrating installation, including shell (1) and calibration system, which is characterized in that institute
Calibration system setting is stated in shell (1) inside, the shell (1) is equipped with display unit (2), setting unit (3), output unit
(4) and communication interface (5), the calibration system include mainboard (6), voltage generation module (7), electric current generation module (8), system
Control module (9) and communication control module (10), the mainboard (6) are electrically connected with the power supply, voltage generation module (7),
Electric current occurs module (8), system control module (9) and communication control module (10) and is integrated on the mainboard (6).
2. a kind of solar battery IV curve survey meter calibrating installation according to claim 1, which is characterized in that described aobvious
Show that unit (2) includes voltage display unit (21) and current displaing unit (22), the setting unit (3) includes key and rotation
Button, the output unit (4) include voltage output unit (41) and current output unit (42), and the communication interface (5) is USB
Communication interface and/or fiber optic data communication interface.
3. a kind of solar battery IV curve survey meter calibrating installation according to claim 1, which is characterized in that described outer
Shell (1) be additionally provided with output control button (43), the output control button (43) for control the output unit (4) be connected to or
It disconnects.
4. a kind of solar battery IV curve survey meter calibrating installation according to claim 1, which is characterized in that described outer
Shell (1) is equipped with indicator light, and the indicator light is used to indicate the work shape of the solar battery IV curve survey meter calibrating installation
State.
5. a kind of solar battery IV curve survey meter calibrating installation according to claim 1, which is characterized in that described outer
Shell (1) is equipped with power switch (12) and heat release hole (13).
6. a kind of solar battery IV curve survey meter calibrating installation according to claim 1, which is characterized in that the electricity
Pressure raw module (7) includes voltage-reg-ulator tube (71), voltage sample resistance (72), voltage error amplifier (73) and overvoltage protection
Element (74).
7. a kind of solar battery IV curve survey meter calibrating installation according to claim 1, which is characterized in that the electricity
It includes electric current adjustment pipe (81), reverse-current protection module (82), current sampling resistor (83), electric current mistake that module (8), which occur, for stream
Poor amplifier (84) and overflow protecting element (85).
8. a kind of solar battery IV curve survey meter calibrating installation according to claim 1, which is characterized in that the school
Barebone further includes communication interface conversion module (11).
9. a kind of solar battery IV curve survey meter calibrating installation according to claim 1, which is characterized in that the master
Plate (6) is also integrated with rotary encoder, and the rotary encoder is for adjusting voltage output and electric current output.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201811364162.8A CN109298366A (en) | 2018-11-16 | 2018-11-16 | A kind of solar battery IV curve survey meter calibrating installation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811364162.8A CN109298366A (en) | 2018-11-16 | 2018-11-16 | A kind of solar battery IV curve survey meter calibrating installation |
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