CN117155279B - Performance test system of solar cell - Google Patents
Performance test system of solar cell Download PDFInfo
- Publication number
- CN117155279B CN117155279B CN202311171474.8A CN202311171474A CN117155279B CN 117155279 B CN117155279 B CN 117155279B CN 202311171474 A CN202311171474 A CN 202311171474A CN 117155279 B CN117155279 B CN 117155279B
- Authority
- CN
- China
- Prior art keywords
- solar cell
- cabin
- light
- inner cabin
- light source
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000011056 performance test Methods 0.000 title claims abstract description 26
- 238000005286 illumination Methods 0.000 claims abstract description 36
- 230000007246 mechanism Effects 0.000 claims abstract description 33
- 238000012360 testing method Methods 0.000 claims abstract description 28
- 239000007788 liquid Substances 0.000 claims abstract description 21
- 238000004088 simulation Methods 0.000 claims abstract description 19
- 230000005540 biological transmission Effects 0.000 claims abstract description 15
- 238000001514 detection method Methods 0.000 claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 25
- 239000011521 glass Substances 0.000 claims description 23
- 238000006073 displacement reaction Methods 0.000 claims description 13
- 238000011160 research Methods 0.000 abstract description 5
- 238000011161 development Methods 0.000 abstract description 4
- 230000006872 improvement Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 35
- 239000000463 material Substances 0.000 description 11
- 150000002500 ions Chemical class 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 241000282414 Homo sapiens Species 0.000 description 2
- 238000012512 characterization method Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000003792 electrolyte Substances 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 239000012267 brine Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- 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
-
- 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
- H02S20/00—Supporting structures for PV modules
- H02S20/30—Supporting structures being movable or adjustable, e.g. for angle adjustment
-
- 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
Landscapes
- Photovoltaic Devices (AREA)
Abstract
The invention provides a performance test system of a solar battery, which comprises an outer cabin, an inner cabin, a light modulation assembly and a pressurizing mechanism, wherein a liquid medium is filled in the inner cabin, a light transmission area is arranged on the inner cabin, a mounting frame, an illumination detection unit and a turbulence assembly are arranged in the inner cabin, and a light source and an electrochemical workstation are arranged between the outer cabin and the inner cabin. According to the invention, the underwater working environment of the solar cell is simulated, and the service life of the solar cell which keeps the maximum power operation in different underwater environments can be simulated and calculated by changing the simulation conditions, so that the underwater performance of the solar cell is fully inspected. The whole performance test system has the advantages of small consumption of consumables, multiple adjustable variables and low working loss, reduces the performance test cost, improves the test efficiency, is beneficial to the performance research improvement of applying the solar cell to the underwater environment, and promotes the application development of the underwater photovoltaic in the ocean field.
Description
Technical Field
The invention relates to the technical field of renewable energy sources, in particular to a performance test system of a solar cell.
Background
The underwater photovoltaic is one of sustainable development directions of solar cells, can realize renewable energy power supply underwater, has important significance for research and study of human beings in the ocean field, but the applicant discovers that in the process of realizing the invention, under different underwater environment conditions, great difference exists between the performance and design performance of the solar cells, and the performance characterization of the solar cells in the underwater environment needs to be fully studied for the application of attaching the solar cells under water.
Disclosure of Invention
The invention aims to provide a performance test system of a solar cell, which solves the technical problems in the prior art and mainly comprises the following contents:
the application provides a performance test system of a solar cell, which comprises
The solar cell comprises an inner cabin, wherein a liquid medium is filled in the inner cabin and used for simulating a water body environment, a light transmission area is arranged at the top of the inner cabin, a mounting frame, an illumination detection unit and a turbulence assembly are arranged in the inner cabin, the mounting frame is used for mounting the solar cell, the illumination detection unit is used for detecting illumination intensity of the solar cell irradiated to the solar cell through the light transmission area, and the turbulence assembly is used for driving the liquid medium to flow in the inner cabin so as to realize water body flow simulation;
the solar cell comprises an outer cabin, an inner cabin and a solar cell, wherein the inner cabin is positioned in the outer cabin, a light source and an electrochemical workstation are arranged between the outer cabin and the inner cabin, the light source is used for generating illumination towards the inner cabin, and the electrochemical workstation is connected with the solar cell;
the light adjusting component is arranged corresponding to the light transmission area and used for changing the light path and illumination intensity of the solar cell passing through the light transmission area so as to realize water refraction simulation;
the pressurizing mechanism is connected with the inner cabin and is used for adjusting the pressure in the inner cabin so as to realize water pressure simulation.
Further, the performance test system further comprises an angle adjusting driving mechanism, and the angle adjusting driving mechanism is connected with the mounting frame to adjust the incident light angle of the solar cell.
Further, the angle adjusting driving mechanism comprises a first rotary driving device and a second rotary driving device, wherein the first rotary driving device is used for driving the mounting frame to rotate on the xy plane, and the second rotary driving device is used for driving the mounting frame to rotate on the yz plane.
Further, the outer cabin is internally provided with a height adjusting mechanism, the height adjusting mechanism is connected with the inner cabin, and the height adjusting mechanism is used for adjusting the distance between the inner cabin and the light source.
Further, an air inlet and an air outlet are formed in the outer cabin, and the inner cabin is located between the air inlet and the air outlet.
Further, the performance test system further comprises a control module and a display module, and the illumination detection unit, the bypass assembly, the light source, the electrochemical workstation, the dimming assembly, the supercharging mechanism and the display module are respectively connected with the control module.
Further, the dimming component comprises electrochromic lift-off or multi-layer dimming glass.
Further, the vortex subassembly includes a plurality of vortex modules, and a plurality of vortex modules encircle the mounting bracket setting, and the vortex module includes third rotary drive device and screw, the screw is the screw of taking drive device, third rotary drive device is used for driving the screw and rotates in xy plane or yz plane.
Further, the performance test system further comprises a displacement driving module, wherein the displacement driving module is arranged between the outer cabin and the inner cabin and is connected with the light source, and the displacement driving module is used for controlling the light source to move around the inner cabin so as to realize sunlight simulation.
Further, the displacement driving module comprises an arc track and a driving motor, the light source is in sliding connection with the arc track through a sliding block, an output shaft of the driving motor is connected with the sliding block, and the driving motor is used for controlling the sliding block to slide along the arc track.
Compared with the prior art, the invention has at least the following technical effects:
according to the invention, the underwater working environment of the solar battery is simulated, the service life of the solar battery which keeps the maximum power running is calculated based on MPPT (maximum power point tracking) test, the service lives of the solar battery which keeps the maximum power running in different underwater environments can be simulated and calculated by changing simulation conditions, the underwater performance of the solar battery is fully inspected, the consumption of the whole performance test system is small, the adjustable quantity is large, the working loss is low, the performance test cost is reduced, the test efficiency is improved, the performance research improvement of the solar battery applied to the underwater environment is facilitated, and the application development of the underwater photovoltaic in the ocean field is promoted.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following description will briefly explain the embodiments of the present invention or the drawings used in the description of the prior art, and it is obvious that the drawings described below are only some embodiments of the present invention, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a performance testing system of the present invention;
FIG. 2 is a schematic view of the structure of the angle-adjusting drive mechanism (xy-plane rotational movement) of the present invention;
FIG. 3 is a schematic view of the structure of the angle-adjusting drive mechanism (yz plane rotation) of the present invention;
FIG. 4 is a schematic view of a spoiler module according to the present invention;
FIG. 5 is a schematic view of the structure of the light modulating assembly of the present invention (both layers of light modulating glass are at a first transparency);
FIG. 6 is a schematic diagram of the structure of the dimming component (one of the two layers of dimming glass is at a first transparency and the other is at a second transparency) of the present invention;
FIG. 7 is a schematic view of the structure of the light modulating element of the present invention (both layers of light modulating glass are at a second transparency);
FIG. 8 is a schematic view of the structure of the inner chamber of the present invention;
FIG. 9 is a schematic view of another construction of the inner chamber of the present invention;
FIG. 10 is a schematic structural view of the electrochromic glazing of the invention;
in the drawing the view of the figure,
10. an outer compartment; 110. an air inlet; 120. an air outlet; 130. a light source; 131. an arc-shaped track;
132. a slide block; 140. an electrochemical workstation; 150. a height adjusting mechanism; 160. a transition bin; 170. a liquid line; 20. an inner compartment; 210. a light transmission region; 220. an illumination detection unit; 230. a hydraulic drive cylinder; 240. a piston plate; 30. a mounting frame; 310. a first rotary driving device; 320. a second rotary driving device; 40. a spoiler module; 410. a third rotary driving device; 420. a propeller; 50. a dimming component; 500. dimming glass; 60. a control module; 70. and a computer.
Detailed Description
The following description provides many different embodiments, or examples, for implementing different features of the invention. The elements and arrangements described in the following specific examples are presented for purposes of brevity and are provided only as examples and are not intended to limit the invention.
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, based on the embodiments of the invention, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the invention. Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.
Example 1:
underwater photovoltaic is one of sustainable development directions of solar cells, can realize renewable energy power supply under water, has great significance to research and study of human beings in the ocean field, but in different underwater environment conditions, a water body not only can interfere with the effect of solar cells for receiving sunlight, but also can affect photoelectric conversion efficiency, so that a large difference exists between performance and design performance of the solar cells, and if the application of the solar cells under water needs to be effectively exerted, the performance characterization of the solar cells under water environment can be fully studied, therefore, the embodiment of the application provides a performance test system of the solar cells, as shown in fig. 1, which comprises
The inner cabin 20 is filled with a liquid medium, the liquid medium is used for simulating a water environment, a light transmission area is arranged on the inner cabin 20, a mounting frame 30, an illumination detection unit 220 and a turbulence assembly are arranged in the inner cabin 20, the mounting frame 30 is used for placing a solar cell, the illumination detection unit 220 is used for detecting illumination intensity of the solar cell irradiated through the light transmission area 210, and the turbulence assembly is used for driving the liquid medium to flow in the inner cabin 20 so as to realize water flow simulation;
an outer compartment 10, the inner compartment 20 being located within the outer compartment 10, a light source 130 and an electrochemical workstation 140 being arranged between the outer compartment 10 and the inner compartment 20, the light source 130 being arranged to generate illumination towards the inner compartment 20, the electrochemical workstation 140 being connected to a solar cell; the electrochemical workstation 140 is used to provide a test circuit, collect test data, analyze test results, and adjust the load to maintain the maximum power point of the solar cell during the test.
The light modulation component 50 is disposed corresponding to the light transmission region 210, and the light modulation component 50 is used for changing the light path and illumination intensity of the solar cell passing through the light transmission region 210;
the pressurizing mechanism is connected with the inner cabin 20 and is used for adjusting the pressure in the inner cabin 20 so as to realize water pressure simulation.
When the performance test is required to be performed on the solar cell by simulating the underwater environment, the solar cell is placed on the mounting frame 30 based on the performance test system, the underwater water quality condition is simulated by utilizing the liquid medium in the inner cabin 20, particularly, the seawater in different water areas can be simulated by utilizing the brine with different concentrations, the liquid medium is driven to flow in the inner cabin 20 through the turbulence assembly to simulate the ocean current environment, the light source 130 simulates the light emitted by the sun, the light path and the illumination intensity of the light passing through the light transmission area 210 to the solar cell are changed through the light modulation assembly 50, the simulation of light refraction of different water depths is realized, the pressure boosting mechanism is controlled to regulate the pressure in the inner cabin 20, the water pressure of the solar cell at different depths is simulated, the solar cell outputs electric energy to the electrochemical workstation 140 in the testing process, so that the simulation of the underwater working environment of the solar cell is realized, the service life of the solar cell which keeps the maximum power operation can be measured and calculated specifically through MPPT (maximum power point tracking) test, the service lives of the solar cell which keeps the maximum power operation can be simulated and measured in different underwater environments through changing simulation conditions, the underwater performance of the solar cell is fully inspected, the consumption of the whole performance testing system is small, the adjustable quantity is large, the working loss is low, the performance testing cost is reduced, the testing efficiency is improved, the performance research improvement of the solar cell applied to the underwater environment is facilitated, and the application of the underwater photovoltaic in the ocean field is promoted.
In order to accurately detect the condition that the solar cell receives the illumination, the illumination detection unit 220 may be disposed on the mounting frame 30 near the solar cell, and in addition, the illumination detection unit 220 is in the prior art, and may be specifically a illuminometer or a light sensor, which is not limited herein; in some embodiments, a pressure detecting unit may be disposed in the inner chamber 20, and the pressure detecting unit may be used to detect the water pressure in the inner chamber 20, where the pressure detecting unit is a pressure sensor, and the pressure detecting unit may be a pressure sensor in particular, and is not limited herein.
To simulate different angles of attack of the solar cell receiving illumination, the performance test system may be provided with an angle adjustment drive mechanism connected to the mounting frame 30 to adjust the angle of attack of the solar cell; the mounting frame 30 is driven to rotate by the angle adjusting driving mechanism, under the condition that the irradiation angle of the light source 130 is unchanged, the incident surface of the solar cell rotates, and the included angle between the incident surface and the light emitted by the light source 130 is correspondingly changed, so that the angle adjustment of the incident light of the solar cell is realized.
In order to realize the angle adjustment of the angle adjustment driving mechanism to the incident light of the solar cell, as shown in fig. 2 and 3, the angle adjustment driving mechanism may be provided with a first rotation driving device 310 and a second rotation driving device 320, where the first rotation driving device 310 is used to drive the mounting frame to rotate in the xy plane, and the second rotation driving device 320 is used to drive the mounting frame 30 to rotate in the yz plane, so as to realize the ball adjustment of the incident light angle of the solar cell; in some embodiments, an output shaft of the second rotary drive device 320 may be provided in connection with the mounting frame 30, and an output shaft of the first rotary drive device 310 in connection with the second rotary drive device 320; an output shaft of the first rotary driving device 310 may be connected to the mounting frame 30, and an output shaft of the second rotary driving device 320 may be connected to the first rotary driving device 310.
In order to adjust the illumination intensity of the light source 130 to the solar cell, a height adjusting mechanism 150 may be disposed in the outer cabin 10, the height adjusting mechanism 150 is connected with the inner cabin 20, the height adjusting mechanism 150 is used for adjusting the interval between the inner cabin 20 and the light source 130, on the basis that the working state of the light source 130 is unchanged, the illumination intensity of the light source 130 to the solar cell is increased by reducing the interval between the inner cabin 20 and the light source 130, and the illumination intensity of the light source 130 to the solar cell is reduced by increasing the interval between the inner cabin 20 and the light source 130.
The height adjusting mechanism 150 may be a hydraulic cylinder, an air cylinder, an electric ball screw, a hand jack, or the like, and is not limited herein.
To simulate the effect of weather changes on the performance of the underwater solar cell, an air inlet 110 and an air outlet 120 may be provided on the outer chamber 10, with the inner chamber 20 being located between the air inlet 110 and the air outlet 120; by introducing mixed gases with different components and concentrations into the outer cabin 10, the weather state on water is simulated, so that the influence of the simulated test weather change on the performance of the underwater solar cell is realized.
In order to realize the visual operation and man-machine interaction of the solar cell underwater environment simulation test, the performance test system may further comprise a control module 60 and a display module, wherein the illumination detection unit 220, the turbulence assembly, the light source 130, the electrochemical workstation 140, the dimming assembly 50, the pressurizing mechanism and the display module are respectively connected with the control module 60, the control module 60 collects working state data of the performance test system, such as illumination conditions received by the solar cell and simulated by the turbulence assembly, ocean current conditions simulated by the turbulence assembly, working conditions of the electrochemical workstation 140, control and adjustment of light by the dimming assembly 50, water pressure applied to the solar cell by the pressurizing mechanism and the like, and then the working state data of the performance test system are displayed through the display module, so that an operator can collect the test data or adjust the test conditions in time.
In order to facilitate timely collection and analysis of test data, the performance test system may further include a computer 70, where the computer 70 is connected with the control module 60, and an operator may interact with the computer 70 to input a control instruction, and interact between the computer 70 and the control module 60, so as to implement transmission of data information and the control instruction.
In order to realize that the dimming component 50 changes the light path and the illumination intensity of the light passing through the light transmission area 210 and irradiating the solar cell, the dimming component 50 may be configured to include a plurality of layers of dimming glass 500, the transparency of the dimming glass 500 may be switched between two states, the first state corresponds to the first transparency, the second state corresponds to the second transparency, and the state switching may be realized specifically by electric control (this is the prior art and is not described herein in detail), one layer of dimming glass 500 may realize two transparency adjustment, i.e., corresponds to two types of light paths and illumination intensities, one layer of independently controlled dimming glass 500 is added, and one type of light path and one type of illumination intensity are correspondingly added, and for two layers of dimming glass 500, as shown in fig. 5 to 7, three types of light paths and three types of illumination intensities are provided, fig. 5 shows that two layers of dimming glass 500 are both in the first transparency, fig. 6 shows that one layer of dimming glass 500 is in the first transparency, and the other layer of dimming glass 500 is in the second transparency, and fig. 7 shows that two layers of dimming glass 500 are both in the second transparency; for N layers of independently controlled dimming glass 500, there are correspondingly n+1 types of light paths and illumination intensities, thereby simulating the refraction of light by n+1 types of light incident on the water surface or different water depths.
In some embodiments, the dimming component 50 may be provided to include an electrochromic glass including a transparent surface layer 501, a first transparent conductive layer 502, an ion storage layer 503, an electrolyte layer 504, an electrochromic layer 505, a second transparent conductive layer 506, and a transparent underlayer 507 sequentially disposed in a longitudinal direction, one of the first transparent conductive layer 502 and the second transparent conductive layer 506 being connected to a voltage positive electrode, the other of the first transparent conductive layer 502 and the second transparent conductive layer 506 being connected to a voltage positive electrode, the electrochromic layer 505 having a color change material disposed therein, as shown in fig. 10; when a voltage is applied to the first transparent conductive layer 502 and the second transparent conductive layer 506 of the electrochromic glass, ions stored in the ion storage layer 503 pass through the electrolyte layer 504 under the action of an electric field and are combined with the color-changing material in the electrochromic layer 505, so that the color-changing material changes color, a light path and illumination intensity of the light to the solar cell are changed, and meanwhile, the light transmittance of the electrochromic glass can be adjusted by changing the voltage.
Specifically, the color-changing material is an anode color-changing material or a cathode color-changing material, the anode color-changing material develops color in a high valence state, and the anode color-changing material is transparent in a low valence state, such as NiO, the NiO develops gray in the high valence state, and the anode color-changing material is transparent in the low valence state; the cathode color-changing material is transparent in high valence state and develops color in low valence state, such as WO 3 ，WO 3 And H is + And Li (lithium) + After combination, the transparent color is changed into a dark blue state, so that the color-changing effect is achieved; WO is preferably used in the electrochromic layer 505 in this embodiment 3 When a voltage is applied to both sides of the ion storage layer 503 and the electrochromic layer 505 in the case of a cathode color change material, lithium ions move from the ion storage layer 503 to the electrochromic layer 505 to allow WO to pass through 3 The color of the electrochromic glass is changed into blue, so that more light is reflected and absorbed by the electrochromic glass, less light is transmitted, the illumination intensity is changed, and meanwhile, refraction is generated in the process of passing through the electrochromic glass, so that the light path is changed.
To simulate ocean currents, the spoiler assembly may include a plurality of spoiler modules 40, where the spoiler modules 40 are disposed around the mounting frame 30; as shown in fig. 4, the spoiler module 40 includes a third rotary driving device 410 and a propeller 420, the propeller 420 is a propeller 420 with a driving device, the third rotary driving device 410 is used for driving the propeller 420 to rotate in an xy plane or a yz plane, and the plurality of spoiler modules 40 cooperate to drive the liquid medium in the inner chamber 20 to flow, so as to simulate ocean current conditions of different flow directions and different flow rates.
The first rotary driving device 310, the second rotary driving device 320, and the third rotary driving device 410 are all of the prior art, and may specifically be a servo motor, a dc motor, an asynchronous motor, an ac motor, a brushless dc motor, a synchronous motor, a permanent magnet synchronous motor, or the like, which is not particularly limited herein.
In some embodiments, a spoiler 40 may be disposed at a corner of the inner chamber 20 to increase the disturbing influence of the spoiler 40 on the liquid medium.
In some embodiments, the performance test system further includes a liquid line 170, the liquid line 170 being in communication with the inner compartment 20 to facilitate the passage/replacement of liquid medium into the inner compartment 20.
In order to simulate solar conditions of solar east-west fall, the performance test system may further include a displacement driving module, where the displacement driving module is disposed between the outer cabin 10 and the inner cabin 20, and the displacement driving module is connected with the light source 130, and the displacement driving module is used to control the light source 130 to move around the inner cabin 20 so as to implement solar simulation.
For realizing that displacement drive module control light source 130 moves around interior cabin 20, can set up displacement drive module into motor drive's ball screw structure, drive light source 130 removes along ball screw and realizes that the light source moves around interior cabin, also can set up displacement drive module to including arc track 131 and driving motor, light source 130 passes through slider 132 and arc track 131 sliding connection, driving motor's output shaft is connected with slider 132, and driving motor is used for controlling slider 132 and slides along arc track 131, realizes that light source 130 moves around interior cabin 20.
In some embodiments, as shown in fig. 8, the pressurizing mechanism may be configured to include a piston plate 240 and a hydraulic driving cylinder 230, wherein the piston plate 240 is disposed in the inner chamber 20, the piston plate 240 is movably connected with the inner wall of the inner chamber 20, the hydraulic driving cylinder 230 is disposed on the outer wall of the inner chamber 20, an output shaft of the hydraulic driving cylinder 230 is connected with the piston plate 240, and the hydraulic driving cylinder 230 pushes the piston plate 240 to move in the inner chamber 20, so that when the liquid medium is squeezed, the hydraulic pressure of the hydraulic medium on the solar cell is correspondingly increased, and hydraulic pressure simulation of different depths is realized; in some embodiments, as shown in fig. 9, the piston plate 240 may be made of transparent material, so that the piston plate 240 is located above the solar cell, the hydraulic driving cylinder 230 is disposed above the light-transmitting region 210, and when the hydraulic driving cylinder 230 pushes the piston plate 240 to move in the inner chamber 20 and the liquid medium is extruded from top to bottom, the hydraulic pressure of the liquid medium on the solar cell is correspondingly increased, so as to realize hydraulic pressure simulation of different depths.
In some embodiments, a booster pump 171 may be disposed on the liquid pipeline 170, and the booster pump 171 and the liquid pipeline 170 cooperate to increase the hydraulic pressure introduced into the inner chamber 20, so as to realize hydraulic regulation in the inner chamber 20, and replace the booster mechanism to realize analog regulation of the hydraulic pressure applied to the solar cell at different depths.
In some embodiments, a light shielding layer is disposed on the outer wall of the inner chamber 20, and a notch corresponding to the light-transmitting region 210 is disposed on the light shielding layer, so as to ensure that light can only enter the inner chamber 20 from the light-transmitting region 210.
In some embodiments, a glove box may be used as the outer compartment 10, and a transition compartment 160 may be provided on a sidewall of the outer compartment 10 for the convenience of transferring the articles.
Test examples
The solar cell is tested for underwater performance simulation based on the performance test system in embodiment 1, and the life of the solar cell kept at the maximum power is measured by using an MPPT (maximum power point tracking) test, specifically, an I-V test is performed on the solar cell under test every other end time, I is an output current, V is an output voltage, and the maximum power point is found according to the I-V data, and the load in the electrochemical workstation 140 is adjusted to make the solar cell always run at the maximum power point, and when the photoelectric conversion efficiency is reduced to a preset percentage of the initial power (the photoelectric conversion efficiency can be set to be reduced to 50% -95% of the initial power, and in this test example, the photoelectric conversion efficiency is preferably reduced to 90% of the initial power), the test is stopped, and the life of the solar cell kept at the maximum power operation under different underwater environments is measured.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (6)
1. A performance test system for a solar cell is provided, which comprises
The solar energy water heater comprises an inner cabin, wherein a liquid medium is filled in the inner cabin and used for simulating a water body environment, a light transmission area is formed in the top of the inner cabin, a mounting frame, an illumination detection unit and a turbulence assembly are arranged in the inner cabin, the mounting frame is used for accommodating a solar cell, the illumination detection unit is used for detecting illumination intensity of the solar cell irradiated to the light transmission area, the turbulence assembly is used for driving the liquid medium to flow in the inner cabin so as to realize water body flow simulation, the turbulence assembly comprises a plurality of turbulence modules, the turbulence modules are arranged around the mounting frame and comprise a third rotary driving device and a propeller, the propeller is provided with the driving device, and the third rotary driving device is used for driving the propeller to rotate in an xy plane or a yz plane;
the angle adjusting driving mechanism is connected with the mounting frame to adjust the angle of the incident light of the solar cell;
the solar cell comprises an outer cabin, an inner cabin and a solar cell, wherein the inner cabin is positioned in the outer cabin, a light source and an electrochemical workstation are arranged between the outer cabin and the inner cabin, the light source is used for generating illumination towards the inner cabin, and the electrochemical workstation is connected with the solar cell;
the displacement driving module is arranged between the outer cabin and the inner cabin, is connected with the light source and is used for controlling the light source to move around the inner cabin so as to realize sunlight simulation;
the light adjusting component is arranged corresponding to the light transmitting area and used for changing the light path and the illumination intensity of the solar cell passing through the light transmitting area, and the light adjusting component is electrochromic glass or multi-layer light adjusting glass;
the pressurizing mechanism is connected with the inner cabin and is used for adjusting the pressure in the inner cabin so as to realize water pressure simulation.
2. The performance testing system of claim 1, wherein the angular adjustment drive mechanism includes a first rotational drive for driving the mount to rotate in the xy plane and a second rotational drive for driving the mount to rotate in the yz plane.
3. The performance testing system of claim 1, wherein a height adjustment mechanism is further provided within the outer compartment, the height adjustment mechanism being coupled to the inner compartment, the height adjustment mechanism being configured to adjust a spacing between the inner compartment and the light source.
4. The performance testing system of claim 1, wherein the outer chamber has an air inlet and an air outlet, and the inner chamber is positioned between the air inlet and the air outlet; and/or the number of the groups of groups,
the temperature and humidity adjusting device is arranged on the outer cabin and used for adjusting and controlling the temperature and humidity inside the outer cabin.
5. The performance testing system of any one of claims 1-4, further comprising a control module and a display module, wherein the illumination detection unit, the turbulence assembly, the light source, the electrochemical workstation, the dimming assembly, the supercharging mechanism and the display module are respectively connected with the control module.
6. The performance test system of claim 5, wherein the displacement drive module comprises an arc track and a drive motor, the light source is slidably connected to the arc track via a slider, an output shaft of the drive motor is connected to the slider, and the drive motor is configured to control the slider to slide along the arc track.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311171474.8A CN117155279B (en) | 2023-09-12 | 2023-09-12 | Performance test system of solar cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311171474.8A CN117155279B (en) | 2023-09-12 | 2023-09-12 | Performance test system of solar cell |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117155279A CN117155279A (en) | 2023-12-01 |
| CN117155279B true CN117155279B (en) | 2024-03-08 |
Family
ID=88884006
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311171474.8A Active CN117155279B (en) | 2023-09-12 | 2023-09-12 | Performance test system of solar cell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117155279B (en) |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201622142U (en) * | 2010-01-31 | 2010-11-03 | 常州亿晶光电科技有限公司 | Solar battery pack static pressure test unit |
| CN101915890A (en) * | 2010-08-20 | 2010-12-15 | 武汉理工大学 | Marine environment simulation device for electrical characteristic test of marine solar cell panel |
| KR101270767B1 (en) * | 2011-11-30 | 2013-06-03 | 전자부품연구원 | Method for reliability evaluation of solar cell |
| KR20160073048A (en) * | 2014-12-16 | 2016-06-24 | 한국에너지기술연구원 | Installation for simulating water floating of the solar battery |
| CN106712717A (en) * | 2017-03-15 | 2017-05-24 | 常州亿晶光电科技有限公司 | Solar cell performance test system and test method thereof |
| CN107592073A (en) * | 2017-09-12 | 2018-01-16 | 电子科技大学 | A kind of acceleration test apparatus for solar cell Study on output characteristic |
| CN108614612A (en) * | 2018-04-24 | 2018-10-02 | 青岛高校信息产业股份有限公司 | Solar-energy photo-voltaic cell maximum power tracing method and system |
| JP2021044870A (en) * | 2019-09-06 | 2021-03-18 | 学校法人神奈川大学 | Underwater photovoltaic power generation system |
| KR20210050696A (en) * | 2019-10-29 | 2021-05-10 | (주)에스엠소프트 | Underwater solar energy generating system for roof top |
| CN112803894A (en) * | 2021-02-25 | 2021-05-14 | 莱茵技术（上海）有限公司 | Testing device for underwater potential induced attenuation of photovoltaic module |
| CN113097389A (en) * | 2021-04-02 | 2021-07-09 | 西安电子科技大学 | Underwater working photovoltaic energy storage integrated device and preparation method thereof |
| CN217643258U (en) * | 2022-05-30 | 2022-10-21 | 天长市华晖光伏电力有限公司 | Adjustable underwater photovoltaic panel mounting frame based on fishing light complementary power generation technology |
| CN115472746A (en) * | 2022-09-14 | 2022-12-13 | 云南大学 | Photovoltaic cell for underwater environment and manufacturing process thereof |
-
2023
- 2023-09-12 CN CN202311171474.8A patent/CN117155279B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201622142U (en) * | 2010-01-31 | 2010-11-03 | 常州亿晶光电科技有限公司 | Solar battery pack static pressure test unit |
| CN101915890A (en) * | 2010-08-20 | 2010-12-15 | 武汉理工大学 | Marine environment simulation device for electrical characteristic test of marine solar cell panel |
| KR101270767B1 (en) * | 2011-11-30 | 2013-06-03 | 전자부품연구원 | Method for reliability evaluation of solar cell |
| KR20160073048A (en) * | 2014-12-16 | 2016-06-24 | 한국에너지기술연구원 | Installation for simulating water floating of the solar battery |
| CN106712717A (en) * | 2017-03-15 | 2017-05-24 | 常州亿晶光电科技有限公司 | Solar cell performance test system and test method thereof |
| CN107592073A (en) * | 2017-09-12 | 2018-01-16 | 电子科技大学 | A kind of acceleration test apparatus for solar cell Study on output characteristic |
| CN108614612A (en) * | 2018-04-24 | 2018-10-02 | 青岛高校信息产业股份有限公司 | Solar-energy photo-voltaic cell maximum power tracing method and system |
| JP2021044870A (en) * | 2019-09-06 | 2021-03-18 | 学校法人神奈川大学 | Underwater photovoltaic power generation system |
| KR20210050696A (en) * | 2019-10-29 | 2021-05-10 | (주)에스엠소프트 | Underwater solar energy generating system for roof top |
| CN112803894A (en) * | 2021-02-25 | 2021-05-14 | 莱茵技术（上海）有限公司 | Testing device for underwater potential induced attenuation of photovoltaic module |
| CN113097389A (en) * | 2021-04-02 | 2021-07-09 | 西安电子科技大学 | Underwater working photovoltaic energy storage integrated device and preparation method thereof |
| CN217643258U (en) * | 2022-05-30 | 2022-10-21 | 天长市华晖光伏电力有限公司 | Adjustable underwater photovoltaic panel mounting frame based on fishing light complementary power generation technology |
| CN115472746A (en) * | 2022-09-14 | 2022-12-13 | 云南大学 | Photovoltaic cell for underwater environment and manufacturing process thereof |
Non-Patent Citations (3)
| Title |
|---|
| Nikhil Chander.Underwater Performance Evaluation of Monocrystalline Photovoltaic Module in Outdoor Conditions and Underwater Spectral Response Study of c‑Si Solar Cell.2022,1-10. * |
| 光伏技术的水下应用综述;吴笑风;文盖雄;;舰船科学技术;20151215(第12期);5-10 * |
| 太阳能水下航行器光伏系统MPPT控制仿真研究;张谋;党建军;王家军;;机械与电子(第12期);32-35 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN117155279A (en) | 2023-12-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102778643B (en) | Equipment and method for measuring photovoltaic conversion characteristic parameters of photovoltaic solar battery | |
| CN201866624U (en) | Intelligent artificial sun experiment system | |
| CN201421017Y (en) | Solar double-shaft auto-tracking LED illuminating system | |
| CN111525839B (en) | Wave energy and solar energy coupling iontophoresis power generation device and power generation method | |
| US11495851B2 (en) | Solar electroosmosis power generation device | |
| CN110205642A (en) | A kind of solar energy equipment | |
| CN117155279B (en) | Performance test system of solar cell | |
| CN217305760U (en) | Intelligent photovoltaic tracking support rotation angle error elimination system | |
| Xia et al. | Luminescent Solar Concentrator with Advanced Structure for Reabsorption Loss Suppression and Synergistic Energy Harvesting | |
| CN203660987U (en) | High-power optically focused photovoltaic battery test system | |
| CN109521069B (en) | Multifunctional electrochemical auxiliary test box | |
| CN103294067A (en) | Automatic solar tracker | |
| CN203800887U (en) | System for testing multi-light-intensity volt-ampere characteristics of photovoltaic device | |
| CN106603004A (en) | Solar cell detecting device | |
| CN1856850A (en) | Photovoltaic cell | |
| CN207729281U (en) | A kind of portable light electrochemical luminescence device | |
| CN106290529A (en) | A kind of electrochromic material cyclical stability test based on the double step chronometric analysis technology of multi cycle and the method for analysis | |
| CN206968803U (en) | A kind of engineering machinery driving cabin | |
| CN206575368U (en) | A kind of solar-cell panel support followed spot | |
| CN212486463U (en) | Optical tunnel with temperature adjusting function | |
| CN104601106A (en) | PV (Photovoltaic) decay detection device | |
| CN2685774Y (en) | Solar energy power generating apparatus | |
| CN215871286U (en) | Multifunctional photovoltaic tracking support controller containing wind-solar energy storage power generation | |
| CN218124657U (en) | Multi-angle adjustable double-sided single crystal battery assembly | |
| CN214895969U (en) | Intermittent type formula photochopper |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |