CN209344128U - A kind of real-time watch device of perovskite manufacture of solar cells - Google Patents
A kind of real-time watch device of perovskite manufacture of solar cells Download PDFInfo
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- CN209344128U CN209344128U CN201822242929.1U CN201822242929U CN209344128U CN 209344128 U CN209344128 U CN 209344128U CN 201822242929 U CN201822242929 U CN 201822242929U CN 209344128 U CN209344128 U CN 209344128U
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- loophole
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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
- Y02E10/549—Organic PV cells
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Abstract
The utility model relates to a kind of real-time watch devices of perovskite manufacture of solar cells, including optical detector, spectrophotometer and testing and analysis system, the light signal that optical detector detects is transmitted to testing and analysis system after passing through spectrophotometric analysis, the heating device of heating perovskite solar cell substrates is provided in vacuum sealing cabin, in the lower part in vacuum sealing cabin, light source is set, the light of light source is vertically injected in vacuum sealing cabin by lower loophole and is come out out of vacuum sealing cabin through the upper loophole for passing through vacuum sealing cabin after the loophole of perovskite solar cell substrates and heating device again, optical detector is directed at upper loophole monitoring through the light of upper loophole.The performance parameter in production process that the utility model passes through monitoring perovskite thin film, controls its reaction process, improves the repeatability of each batch perovskite thin film production.
Description
Technical field
The utility model relates to the technical field of manufacture of solar cells equipment, in particular to a kind of manufacture of solar cells
Real-time watch device.
Background technique
Solar battery is a kind of electrooptical device, is converted solar energy into electrical energy using the photovoltaic effect of semiconductor.
It is developed so far, solar power generation has become the most important renewable energy in addition to hydroelectric generation and wind-power electricity generation.It is current in
Commercialized semiconductor has monocrystalline silicon, polysilicon, amorphous silicon, cadmium telluride, copper indium gallium selenide etc., but energy consumption is high, at high cost mostly.
In recent years, a kind of perovskite solar battery receives significant attention, and this perovskite solar battery is with organic gold
Category halide is light absorbing layer.Perovskite is ABX3The cuboctahedron structure of type.The thin film solar electricity of such material preparation
Pool process is easy, production cost is low, stable and high conversion rate.So far from 2009, photoelectric conversion efficiency is promoted to 22% from 3.8%
More than, it has been higher than commercialized crystal silicon solar batteries and there is biggish cost advantage.
Various perovskite solar battery thin film moulding process can be divided into two major classes: solwution method and vapor phase method.Solwution method behaviour
Make simplicity, but film uniformity, poor repeatability, influences the efficiency of battery.Vapor phase method has double source coevaporation method, gas phase assisted solution
The methods of method, chemical vapor deposition (CVD), wherein it is thick can to prepare uniform crystal grain, big crystal grain size, surface for gas phase solution auxiliary law
The small perovskite thin film of rugosity, but the repeatability of each batch is to be improved.
Utility model content
Technical problem to be solved by the utility model is to provide a kind of real-time prisons of perovskite manufacture of solar cells
Measurement equipment, all kinds of performance parameters in production process by monitoring perovskite thin film, controls its reaction process, improves each batch
The repeatability of perovskite thin film production.
The utility model is realized in this way providing a kind of real-time watch device of perovskite manufacture of solar cells, wrap
Optical detector, spectrophotometer and testing and analysis system are included, the light signal that the optical detector detects passes through light splitting light
It is transmitted to testing and analysis system after degree meter analysis, the optical detector detects the light in vacuum sealing cabin, described true
It is provided with the heating device of heating perovskite solar cell substrates in empty sealed compartment, and is evaporated the steaming of control system control
It rises, light source is set in the lower part in the vacuum sealing cabin, the loophole under the bottom wall setting in the vacuum sealing cabin, described
Loophole is set on heating device, and upper loophole is arranged in the roof in the vacuum sealing cabin, and the light of the light source can lead to
Loophole is crossed down vertically to inject in vacuum sealing cabin and through after the loophole of perovskite solar cell substrates and heating device
It is come out out of vacuum sealing cabin by the upper loophole in vacuum sealing cabin again, loophole is in the optical detector positive alignment to supervise
Survey the light through upper loophole, the analysis data feedback of the testing and analysis system to evaporation control system.
Further, flapper is provided on the heating device, the flapper is movably arranged as heating
At the upper loophole of device, for covering and opening loophole on this.
Further, the flapper is controlled by Supervision system.
Further, the spectrophotometric determination be certain particular range of wavelengths uv-visible absorption spectra.
Compared with prior art, the real-time watch device of the perovskite manufacture of solar cells of the utility model, perovskite
In the vapor deposition production process of solar cell substrates its surface deposition generate film thickness regularly, constantly influence penetrate
The wavelength of its light carries out interim or continuity test to the light that this is penetrated, is automatically adjusted and steamed by testing and analysis system
Parameter is plated, to reach control vapor deposition reaction process, improves the repeated purpose of each batch perovskite thin film production.This is practical new
Type can prepare perovskite solar battery thin film in conjunction with all kinds of gas evaporation equipment, in different moments or interim monitoring calcium titanium
All kinds of performance parameters of mine film manufacturing processes make metal halide and halide to control the chemical reaction course of film
Steam reaction is complete.
Detailed description of the invention
Fig. 1 is that the solid of one preferred embodiment of real-time watch device of the utility model perovskite manufacture of solar cells is shown
It is intended to；
Fig. 2 is the ultraviolet spectra that perovskite solar cell substrates film is tested in the differential responses stage of preparation
Figure；
The JV curve graph of the perovskite solar battery of the position Fig. 3 preparation.
Specific embodiment
In order to which technical problem to be solved in the utility model, technical solution and beneficial effect is more clearly understood, with
Lower combination accompanying drawings and embodiments, the present invention will be further described in detail.It should be appreciated that specific reality described herein
It applies example to be only used to explain the utility model, is not used to limit the utility model.
Illustrate the production method of existing perovskite solar battery thin film first.
The first step is depositing one or more gold using the methods of spin coating, blade coating, vacuum deposition first on the glass substrate
Belong to halide BX2Film.
Perovskite solar cell substrates made of the first step are put into vacuum sealing cabin and carry out vapor deposition processing by second step,
One or more evaporation source evaporation reactant AX, evaporation reactant AX and perovskite solar battery base are placed in lower section in sealed compartment
The metal halide BX of on piece2It carries out chemical reaction and generates ABX3Type film.
Perovskite solar cell substrates, which are taken out, after the completion of third step, vapor deposition carries out following process.
In the first step, B is divalent metal, can for lead, tin, tungsten, copper, zinc, gallium, germanium, arsenic, selenium, rhodium, palladium, silver,
Cadmium, indium, antimony, osmium, iridium, platinum, gold, mercury, thallium, bismuth, any one cation in polonium, X be iodine, bromine, chlorine, in astatine any one yin from
Son.BX2Film thickness is in 80nm ~ 300nm.
In second step, A is arbitrary a kind of cation in caesium, rubidium, amido, amidino groups or alkali family, X be iodine, bromine, chlorine,
Any one anion in astatine.The perovskite ABX of preparation3Type film thickness is 100nm ~ 500nm.
It please refers to shown in Fig. 1, the preferable implementation of the real-time watch device of the utility model perovskite manufacture of solar cells
Example is suitable for preparing perovskite solar battery and other photoelectric devices above-mentioned.The utility model perovskite solar battery
The preferred embodiment of the real-time watch device of production, including optical detector 1, spectrophotometer 2 and testing and analysis system 3.Institute
It states after the light signal that optical detector 1 detects is analyzed by spectrophotometer 2 and is transmitted to testing and analysis system 3.
The optical detector 1 detects the light in vacuum sealing cabin 5.It is provided with and adds in the vacuum sealing cabin 5
The heating device 6 of hot perovskite solar cell substrates 4.The perovskite solar cell substrates 4 are placed on heating device 6
Lower part.The perovskite solar cell substrates 4, which are placed in vacuum sealing cabin 5, carries out vapor deposition processing.In the vacuum
The evaporation source 7 for being evaporated control system control is provided in sealed compartment 5.In the present embodiment, it is arranged in the vacuum sealing cabin 5
Multiple evaporation sources 7.
In the lower part in the vacuum sealing cabin 5, light source 8 is set.The loophole under the bottom wall setting in the vacuum sealing cabin 5
9.Loophole 10 is set on the heating device 6.Upper loophole 12 is arranged in roof in the vacuum sealing cabin 5.The light
The light in source 8 can vertically be injected by lower loophole 9 in vacuum sealing cabin 5 and through perovskite solar cell substrates 4 and
It is come out out of vacuum sealing cabin 5 by the upper loophole 12 in vacuum sealing cabin 5 again after the loophole 10 of heating device 6.The light
Loophole 12 is in 1 positive alignment of detector to monitor the light through upper loophole 12.The analysis number of the testing and analysis system 3
According to feeding back to evaporation control system (not shown).
Flapper 11 is provided on the heating device 6.The flapper 11 is movably arranged as heating device 6
Loophole 10 at, for covering and opening loophole on this.The flapper 11 is controlled by testing and analysis system 3.When need
Flapper 11 automatically opens when carrying out ultraviolet-ray visible absorbing test.And when not needing to be tested, flapper 11 is certainly
It is dynamic to close.
What the spectrophotometer 2 measured is the uv-visible absorption spectra of certain particular range of wavelengths.
The ultraviolet/visible light wave-length coverage that the light source 8 issues is 200-900nm, and the metal halide film exists
530nm or so has an Absorption edge, and with the progress of reaction, this Absorption edge fades away, and in 800nm or so perovskite
Absorption edge gradually increase.
The real-time watch device of the utility model can be in the vapo(u)rization system of various manufacture perovskite batteries collectively or individually
It uses, can also be used in combination with other test methods.The testing time of spectrophotometer 2 during the reaction and time interval can
It is arranged in testing and analysis system 3.
In the vapor deposition reaction process of manufacture perovskite solar battery, the utility model can be surveyed using reaction different phase
The changing rule of obtained perovskite thin film is deposited in the uv-visible absorption spectra analysis for trying certain obtained particular range of wavelengths,
To analyze to obtain the optimized parameter of evaporation reaction；Known variant rule and real-time testing information analysis this stage calcium can also be passed through
The reaction condition of titanium ore film, to control reaction process or other evaporation plating parameters.
Combined with specific embodiments below come illustrate the utility model perovskite film forming real-time watch device use.
Example 1:
A kind of preparation process method of the solar film battery of perovskite film forming the following steps are included:
(1) by the ito glass plate of 2.5 × 2.5cm successively through dish washing liquid, deionized water, acetone, each cleaning of isopropanol ultrasound
30min, then use N210min is handled through UV O-zone after drying；
(2) spin coating PEDOT:PSS, 90 DEG C ~ 150 DEG C drying 5min ~ 20min, is prepared hole transmission layer；
(3) by PbI2It is dissolved in DMF, concentration 1.2M, 70 DEG C of stirring 2h obtain PbI in the spin coating of the upper layer PEDOT:PSS2
Film, 70 DEG C ~ 100 DEG C annealing 5min ~ 60min；
(4) PbI will be deposited with2The substrate of film is put into vacuum sealing cabin, opens evaporation source and evaporates MAI；
(5) light source and spectrophotometer are opened, optical detector monitors in real time to be reflected by perovskite solar cell substrates
Light and by spectrophotometer receive analysis processing after be transmitted to testing and analysis system, in testing and analysis system be arranged survey
Time interval is tried, 1h, 30min/ times before reacting react half an hour after, 10min/ times；
(6) reaction terminate, the perovskite solar cell substrates prepared are taken out out of vacuum sealing cabin, perovskite too
It is positive to deposit electron transfer layer PCBM on cell substrate；
(7) evaporation metal conductive layer Au electrode, obtains solar battery.
Fig. 2 is the ultraviolet spectra that perovskite solar cell substrates film is tested in the differential responses stage of preparation
Figure, PbI2Film has an Absorption edge in 530nm or so, and with the progress of reaction, this Absorption edge fades away, and
The Absorption edge of 800nm or so perovskite gradually increases.
Fig. 3 is the real-time watch device to be formed a film using the perovskite of the utility model and its perovskite of monitoring method preparation
The J-V curve of solar battery is as can be seen from the figure imitated using the photoelectric conversion of perovskite solar battery made from this method
Rate is up to 16.52%.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the utility model within the spirit and principle of utility model
Protection scope within.
Claims (4)
1. a kind of real-time watch device of perovskite manufacture of solar cells, which is characterized in that including optical detector, spectrophotometric
Meter and testing and analysis system, the light signal that the optical detector detects are transmitted to detection after passing through spectrophotometric analysis
Analysis system, the optical detector detect the light in vacuum sealing cabin, are provided with heating in the vacuum sealing cabin
The heating device of perovskite solar cell substrates, and it is evaporated the evaporation source of control system control, in the vacuum sealing
Light source is arranged in the lower part in cabin, and light transmission is arranged on the heating device in the loophole under the bottom wall setting in the vacuum sealing cabin
Upper loophole is arranged in hole, the roof in the vacuum sealing cabin, and the light of the light source can vertically be injected by lower loophole
Pass through vacuum sealing cabin again in vacuum sealing cabin and after the loophole of transmission perovskite solar cell substrates and heating device
Upper loophole comes out out of vacuum sealing cabin, and loophole is in the optical detector positive alignment to monitor the light through upper loophole
Line, the analysis data feedback of the testing and analysis system to evaporation control system.
2. the real-time watch device of perovskite manufacture of solar cells as described in claim 1, which is characterized in that add described
Flapper is provided in thermal, the flapper is movably arranged as at the loophole of heating device, for cover and
Open the loophole.
3. the real-time watch device of perovskite manufacture of solar cells as claimed in claim 2, which is characterized in that the activity
Baffle is controlled by Supervision system.
4. the real-time watch device of perovskite manufacture of solar cells as described in claim 1, which is characterized in that the light splitting
Photometric determination be certain particular range of wavelengths uv-visible absorption spectra.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822242929.1U CN209344128U (en) | 2018-12-29 | 2018-12-29 | A kind of real-time watch device of perovskite manufacture of solar cells |
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| CN201822242929.1U CN209344128U (en) | 2018-12-29 | 2018-12-29 | A kind of real-time watch device of perovskite manufacture of solar cells |
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| CN209344128U true CN209344128U (en) | 2019-09-03 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109713136A (en) * | 2018-12-29 | 2019-05-03 | 杭州纤纳光电科技有限公司 | A kind of real-time watch device and its monitoring method of perovskite manufacture of solar cells |
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2018
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109713136A (en) * | 2018-12-29 | 2019-05-03 | 杭州纤纳光电科技有限公司 | A kind of real-time watch device and its monitoring method of perovskite manufacture of solar cells |
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