CN108579976B - Screening device and screening method of crushed mixture of photovoltaic module - Google Patents
Screening device and screening method of crushed mixture of photovoltaic module Download PDFInfo
- Publication number
- CN108579976B CN108579976B CN201810330935.4A CN201810330935A CN108579976B CN 108579976 B CN108579976 B CN 108579976B CN 201810330935 A CN201810330935 A CN 201810330935A CN 108579976 B CN108579976 B CN 108579976B
- Authority
- CN
- China
- Prior art keywords
- screen
- screens
- photovoltaic module
- screening
- mixture
- 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
- 239000000203 mixture Substances 0.000 title claims abstract description 66
- 238000012216 screening Methods 0.000 title claims abstract description 59
- 238000000034 method Methods 0.000 title claims abstract description 20
- 239000000463 material Substances 0.000 claims abstract description 20
- 239000002245 particle Substances 0.000 claims description 38
- 239000011521 glass Substances 0.000 claims description 17
- 230000007246 mechanism Effects 0.000 claims description 13
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 9
- 239000010703 silicon Substances 0.000 claims description 9
- 229910052710 silicon Inorganic materials 0.000 claims description 9
- 238000003466 welding Methods 0.000 claims description 9
- 239000011146 organic particle Substances 0.000 claims description 4
- 230000010356 wave oscillation Effects 0.000 claims 1
- 238000005265 energy consumption Methods 0.000 abstract description 6
- 238000011084 recovery Methods 0.000 abstract description 6
- 238000007873 sieving Methods 0.000 description 9
- 238000010298 pulverizing process Methods 0.000 description 8
- 238000004064 recycling Methods 0.000 description 6
- 239000005038 ethylene vinyl acetate Substances 0.000 description 5
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 description 5
- 239000000843 powder Substances 0.000 description 4
- 230000008901 benefit Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 238000000053 physical method Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C19/00—Other disintegrating devices or methods
- B02C19/18—Use of auxiliary physical effects, e.g. ultrasonics, irradiation, for disintegrating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/16—Separating or sorting of material, associated with crushing or disintegrating with separator defining termination of crushing or disintegrating zone, e.g. screen denying egress of oversize material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/08—Screens rotating within their own plane
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C19/00—Other disintegrating devices or methods
- B02C19/18—Use of auxiliary physical effects, e.g. ultrasonics, irradiation, for disintegrating
- B02C2019/183—Crushing by discharge of high electrical energy
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/08—Separating or sorting of material, associated with crushing or disintegrating
- B02C23/16—Separating or sorting of material, associated with crushing or disintegrating with separator defining termination of crushing or disintegrating zone, e.g. screen denying egress of oversize material
- B02C2023/165—Screen denying egress of oversize material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B2201/00—Details applicable to machines for screening using sieves or gratings
- B07B2201/04—Multiple deck screening devices comprising one or more superimposed screens
-
- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/20—Waste processing or separation
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Combined Means For Separation Of Solids (AREA)
Abstract
The present invention provides a screening device comprising: the screens are arranged between the smashing device of the photovoltaic module smashing equipment and the bottom of the accommodating cavity at intervals; the mesh areas of the plurality of screens are gradually increased along the bottom of the accommodating cavity towards the crushing device; the photovoltaic module crushing mixture generated by the crushing device is screened according to the diameter when the plurality of screens work. The invention also provides a screening method of the crushed mixture of the photovoltaic module. According to the screening device disclosed by the invention, the mixture is crushed by the photovoltaic module through arranging the plurality of screens, and the crushed mixture is timely screened according to the diameter of the mixture through the screens, so that the excessive crushing of the mixture is reduced, the screening difficulty is reduced, the unnecessary crushing energy consumption is reduced, the purity of the recovered material is improved, and the recovery rate of the recovered material is improved.
Description
Technical Field
The invention relates to the technical field of solar photovoltaics, in particular to a screening device and a screening method of a crushed mixture of a photovoltaic module.
Background
With the shortage of global energy and the warming of climate, the development of renewable energy sources such as solar energy and the like is more and more rapid, and the solar energy source benefits from the related domestic encouragement policy, and the reduction of the production cost of solar batteries and the cost of photovoltaic power generation, so that China becomes the country with the first world rank of installed quantity. And calculated by the common service life of the current photovoltaic module of about 25 years, in the next twenty years, china will have a lot of photovoltaic modules aged to expiration. Therefore, considering the huge installation quantity in China at present, recycling and reutilizing the raw materials with higher value such as silver, aluminum and the like in the waste photovoltaic modules is realized, the exploitation of original resources is reduced, the energy consumption of resource refining is reduced, and the influence and damage to the ecological environment are reduced, so that the method has great significance.
The photovoltaic module is formed by laminating a glass plate, an EVA (ethylene-vinyl acetate copolymer) material layer, a cell, an EVA material layer and a back plate layer which are sequentially laminated. And the cohesive force of the EVA material layer is the main acting force for connecting the structures of the layers of the photovoltaic module. In the prior art, a physical method is adopted to crush the photovoltaic module into particles and powder, and then screening and recycling are carried out. However, the product obtained by crushing has low purity and is difficult to recycle due to the mixture of different structural components. And glass particles and the like which are separated in the crushing process can be crushed into smaller powder, and the smaller powder is mixed with the powder of other partial materials, so that the glass particles and the like are difficult to separate, the recycling difficulty of the materials is increased, the recycling purity of the materials is reduced, and the recycling energy consumption is increased.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides a screening device capable of improving the recovery purity and recovery rate of a photovoltaic module and a screening method of a crushed mixture of the photovoltaic module.
In order to achieve the aim of the invention, the invention adopts the following technical scheme:
according to an aspect of the present invention there is provided a screening apparatus comprising:
the screens are arranged between the smashing device of the photovoltaic module smashing equipment and the bottom of the accommodating cavity at intervals;
the mesh areas of the plurality of screens are gradually increased along the bottom of the accommodating cavity towards the crushing device;
the photovoltaic module crushing mixture generated by the crushing device is screened according to the diameter when the plurality of screens work.
Further, the screening device further comprises a driving mechanism, wherein the driving mechanism is connected with the plurality of screens, and the driving mechanism is used for driving the plurality of screens to rotate or vibrate around the circle centers of the plurality of screens.
Further, the screening device is provided with four screens.
Further, the mesh shape of the screen includes: rectangular, triangular, diamond-shaped, circular, regular pentagonal.
Further, the crushing device comprises at least one group of crushing electrodes, the crushing electrodes comprise a positive electrode and a negative electrode which are opposite to each other, and the crushing electrodes are used for generating electric wave vibration to crush the photovoltaic module to be recovered.
Further, the photovoltaic module crushing mixture comprises welding strips, glass particles, organic particles and silicon cell particles.
According to another method of the present invention, there is also provided a sieving method of a crushed mixture of a photovoltaic module, comprising:
the photovoltaic component crushed mixture generated by the crushing device falls into the screening device;
the screening device screens the mixture crushed by the photovoltaic module onto a corresponding screen according to the diameter of the mixture crushed by the photovoltaic module.
Further, the material on each screen of the screening apparatus is recovered.
Further, the photovoltaic module crushing mixture comprises welding strips, glass particles, organic particles and silicon cell particles.
Further, the step of screening the crushed mixture of the photovoltaic module onto the corresponding screen mesh by the screening device according to the diameter of the crushed material of the photovoltaic module comprises the step of driving the screen mesh to rotate or vibrate around the circle centers of the screen mesh by the driving mechanism, so that the crushed mixture of the photovoltaic module is uniformly screened onto the corresponding screen mesh and smoothly and effectively screened through each layer of screen mesh.
The invention has the beneficial effects that: according to the screening device disclosed by the invention, the mixture is crushed by the photovoltaic module through arranging the plurality of screens, and the crushed mixture is timely screened according to the diameter of the mixture through the screens, so that the excessive crushing of the mixture is reduced, the screening difficulty is reduced, the unnecessary crushing energy consumption is reduced, the purity of the recovered material is improved, and the recovery rate of the recovered material is improved.
Drawings
The above and other aspects, features and advantages of embodiments of the present invention will become more apparent from the following description when taken in conjunction with the accompanying drawings in which:
fig. 1 is a schematic view of a screening device according to a first embodiment of the present invention.
Fig. 2 is a flow chart of a sieving method of a crushed mixture of a photovoltaic module according to a second embodiment of the present invention.
Detailed Description
Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the specific embodiments set forth herein. Rather, these embodiments are provided to explain the principles of the invention and its practical application so that others skilled in the art will be able to understand the invention for various embodiments and with various modifications as are suited to the particular use contemplated. In the drawings, the shape and size of elements may be exaggerated for clarity, and the same reference numerals will be used throughout to designate the same or similar elements.
It will be understood that, although the terms "first," "second," etc. may be used herein to describe various elements, these elements should not be limited by these terms. These terms are only used to distinguish one element from another element.
Example 1
Fig. 1 is a schematic view of a screening device according to a first embodiment of the present invention.
Referring to fig. 1, a first embodiment of the present invention provides a screening apparatus. The screening device comprises a plurality of screens 10.
Existing photovoltaic module comminution devices generally include a receiving chamber 30 and a comminution means 20 disposed within the receiving chamber 30. But the crushing apparatus of the photovoltaic module can crush only the photovoltaic module to be recovered. If the crushed mixture of the photovoltaic module is to be separated, the crushing state can be observed by opening the equipment and stopping the equipment after the equipment is operated for a short period of time. When a certain amount of larger particles are generated by vibration crushing, the mixture crushed by the photovoltaic module is screened, and the larger particles are removed and then subjected to vibration crushing. And repeating the equipment shutdown, the crushed product state observation and the screening treatment process after a period of time of operation until the large particles are screened basically, and screening and separating the rest other parts such as flaky organic matters, welding strips and split bodies. Therefore, although larger particles generated by separation can be separated to a certain extent, the large particles cannot be separated in the first time after breaking and falling due to the need of manual shutdown, observation and sieving, so that the large particles continue to vibrate and are broken into smaller particles, and the difficulty of separating the materials in the later stage is increased.
In order to solve the problems of the prior art, in the present embodiment, the sieving device is disposed between the pulverizing device 20 of the pulverizing apparatus of the photovoltaic module and the bottom 31 of the accommodating chamber. The photovoltaic module comminution mixture produced by the comminution apparatus 20 in operation will fall directly into the screening apparatus of an embodiment of the invention for screening. As an embodiment of the present invention, a plurality of screens 10 are disposed between the pulverizing device 20 and the bottom 31 of the accommodating chamber of the pulverizing apparatus for the photovoltaic module at intervals, and the mesh areas of the plurality of screens 10 gradually decrease in the direction from the bottom 31 of the accommodating chamber to the pulverizing device 20, so that the pulverized mixture of the photovoltaic module falling into the screens is screened on different screens according to the diameter size.
In order to make the screening of the plurality of screens 10 more uniform, the screening apparatus according to an embodiment of the present invention preferably further comprises a drive mechanism (not shown). The drive mechanism is connected to a plurality of screens 10. The drive mechanism is used for driving the plurality of screens 10 to rotate or vibrate around the circle center thereof. So that the mixture of the photovoltaic modules falling into the screen mesh can be screened more uniformly and can be effectively screened through each layer of screen mesh smoothly.
As a preferred embodiment of the present invention, the comminution means 20 comprises at least one set of comminution electrodes. The pulverizing electrode includes a positive electrode and a negative electrode opposite to each other. EVA binding force in the photovoltaic module to be recovered is the main acting force, and the photovoltaic module can be vibrated and broken by using an electric wave vibration method.
As one embodiment of the present invention, the photovoltaic module shattering mixture includes solder strips, glass particles, organic granular substances, and silicon cell particles. Of course, the invention is not limited thereto and the photovoltaic module comminution mixture may also comprise other photovoltaic module substances.
As a preferred embodiment of the invention, the screening device is provided with four screens. The direction of smashing device is towards to four screens by holding the chamber bottom includes in proper order: a first screen 11, a second screen 12, a third screen 13 and a fourth screen 14. Wherein the mesh area of the first screen 11 < the mesh area of the second screen 12 < the mesh area of the third screen 13 < the mesh area of the fourth screen 14. When the crushing device 20 works, the crushed mixture of the photovoltaic modules generated by crushing falls into the sieving device and sequentially passes through the fourth sieve 14, the third sieve 13, the second sieve 12 and the first sieve 11. The mixture is smashed to photovoltaic module and falls on the screen cloth that its sieve mesh area is smaller than its diameter to the size of particle diameter to realize the screening of photovoltaic module smashing the mixture.
As one embodiment of the present invention, the shape of the mesh holes of the plurality of screens 10 includes: rectangular, triangular, diamond-shaped, circular, regular pentagonal. However, the present invention is not limited thereto, and the shape of the mesh may be set according to actual needs.
Preferably, the mesh of the fourth screen 14 is square in shape and 5mm in side length, i.e., the area of the mesh of the fourth screen 14 is 25mm 2 . The crushed mixture of the photovoltaic component is formed by welding a tape and a sheetThe particles composed of the organic matters have larger diameters, and the fourth screen 14 mainly screens out the particles of the welding strips and the sheet-shaped organic matters in the crushed mixture of the photovoltaic module. Of course, the present invention is not limited thereto, and the mesh area and shape of the fourth screen 14 may be adjusted according to actual needs.
Preferably, the mesh of the third screen 13 is square in shape and 2.5mm or 3mm in side length, i.e., the area of the mesh of the third screen 13 is 6.25mm 2 Or 9mm 2 . The third screen 13 mainly separates glass particles with larger diameters. Of course, the present invention is not limited thereto, and the mesh area and shape of the third screen 13 may be adjusted according to actual needs.
Preferably, the shape of the mesh of the second screen 12 is set to be square and the side length is set to be 1mm or 1.5mm, that is, the area of the mesh of the second screen 12 is 1mm 2 Or 2.25mm 2 . The second screen 12 primarily separates glass particles having a smaller diameter than the glass particles on the second screen 12. Of course, the present invention is not limited thereto, and the mesh area and shape of the second screen 12 may be adjusted according to actual needs.
Preferably, the shape of the mesh of the first screen 11 is set to be square and the side length is set to be 0.5mm, that is, the area of the mesh of the first screen 11 is 0.25mm 2 . In the photovoltaic module crushing mixture, particles of the silicon cell sheets are smaller, and the first screen 11 mainly separates particles composed of silicon cells. Of course, the present invention is not limited thereto, and the mesh area and shape of the first screen 11 may be adjusted according to actual needs.
According to the screening device disclosed by the embodiment of the invention, the mixture is crushed by the photovoltaic assembly through arranging the plurality of screens, and the crushed mixture is timely screened according to the diameter of the mixture through the screens, so that the excessive crushing of the mixture is reduced, the screening difficulty is reduced, the unnecessary crushing energy consumption is reduced, the purity of the recovered material is improved, and the recovery rate of the recovered material is improved.
Example two
Fig. 2 is a flow chart of a sieving method of a crushed mixture of a photovoltaic module according to a second embodiment of the present invention.
Referring to fig. 2, a second embodiment of the present invention proposes a sieving method of a crushed mixture of a photovoltaic module. The screening method of the crushing mixture of the photovoltaic module specifically comprises the following steps:
s100, enabling the crushed mixture of the photovoltaic module generated by the crushing device 20 to fall into a screening device;
specifically, the pulverizing device 20 pulverizes the photovoltaic module pulverization mixture generated when the photovoltaic module to be recovered while falling into the sieving device to prevent large particulate matter from being excessively pulverized to be indistinguishable.
S200, screening the mixture crushed by the photovoltaic module onto a corresponding screen by the screening device according to the diameter of the mixture crushed by the photovoltaic module.
Preferably, the step S200 further comprises driving the plurality of screens 10 to rotate or vibrate around the centers of the plurality of screens 10 by the driving mechanism, so that the crushed mixture of the photovoltaic module is uniformly screened onto the corresponding screens and smoothly and effectively screened through each layer of screens.
As a preferred embodiment of the present invention, the sieving method of the crushed mixture of the photovoltaic module further includes:
s300, recycling the materials on each screen of the screening device.
According to the screening method of the crushed mixture of the photovoltaic module, disclosed by the embodiment of the invention, the crushed mixture of the photovoltaic module is screened through the plurality of screens of the screening device, so that the effect of screening while vibrating and crushing is achieved. The mixture is crushed and screened according to the diameter of the mixture in time through the screen, so that excessive crushing of the mixture is reduced, screening difficulty is reduced, unnecessary crushing energy consumption is reduced, purity of the recovered material is improved, and recovery rate of the recovered material is improved.
While the invention has been shown and described with reference to certain embodiments, those skilled in the art will appreciate that: various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.
Claims (6)
1. A screening apparatus, comprising:
the screens are arranged between the smashing device of the photovoltaic module smashing equipment and the bottom of the accommodating cavity at intervals;
the mesh areas of the plurality of screens are gradually increased along the bottom of the accommodating cavity towards the crushing device;
when the screens work, the photovoltaic module crushing mixture generated by the crushing device is screened according to the diameter, and the photovoltaic module crushing mixture comprises welding strips, glass particles, organic particles and silicon battery piece particles;
the screening plant is provided with four screens, four screens include in proper order from holding the chamber bottom towards reducing mechanism's direction: the device comprises a first screen, a second screen, a third screen and a fourth screen, wherein the screen mesh area of the first screen is smaller than the screen mesh area of the second screen, the screen mesh area of the third screen is smaller than the screen mesh area of the fourth screen, the fourth screen is used for screening particles of welding strips and sheet-shaped organic matters in a smashing mixture of a photovoltaic module, the third screen is used for separating glass particles with larger diameters, the second screen is used for separating glass particles with smaller diameters than those of the glass particles on the third screen, and the first screen is used for separating particles composed of silicon cells;
the crushing device comprises at least one group of crushing electrodes, wherein the crushing electrodes comprise a positive electrode and a negative electrode which are opposite to each other, and the crushing electrodes are used for generating electric wave oscillation to crush the photovoltaic module to be recovered.
2. The screening apparatus of claim 1, further comprising a drive mechanism coupled to the plurality of screens, the drive mechanism configured to drive the plurality of screens to rotate or vibrate about a center of the plurality of screens.
3. The screening apparatus of claim 1, wherein the mesh shape of the screen comprises: rectangular, triangular, diamond-shaped, circular, regular pentagonal.
4. A method of screening a crushed mixture of a photovoltaic module, comprising:
the crushing device comprises at least one group of crushing electrodes, wherein the crushing electrodes comprise a positive electrode and a negative electrode which are opposite to each other, and the crushing electrodes are used for generating electric wave vibration to crush the photovoltaic components to be recovered;
the screening device screens the crushed mixture of the photovoltaic module onto a corresponding screen according to the diameter of the crushed mixture of the photovoltaic module, wherein the crushed mixture of the photovoltaic module comprises welding strips, glass particles, organic particles and silicon cell particles;
the screening plant is provided with four screens, four screens include in proper order from holding the chamber bottom towards reducing mechanism's direction: the device comprises a first screen, a second screen, a third screen and a fourth screen, wherein the screen mesh area of the first screen is smaller than that of the second screen, the screen mesh area of the third screen is smaller than that of the fourth screen, the fourth screen is used for screening out particles of welding strips and sheet-shaped organic matters in a smashing mixture of a photovoltaic module, the third screen is used for separating glass particles with larger diameters, the second screen is used for separating glass particles with smaller diameters than those of the glass particles on the third screen, and the first screen is used for separating particles composed of silicon cells.
5. The screening method of claim 4, further comprising:
recovering the material on each screen of the screening device.
6. The screening method according to claim 4, wherein the screening device screens the crushed mixture of the photovoltaic module onto the corresponding screens according to the diameter of the crushed material of the photovoltaic module, and the step of driving the screens to rotate or vibrate around the center of the screens by the driving mechanism, so that the crushed mixture of the photovoltaic module is uniformly screened onto the corresponding screens and smoothly and effectively screened through each layer of screens.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810330935.4A CN108579976B (en) | 2018-04-13 | 2018-04-13 | Screening device and screening method of crushed mixture of photovoltaic module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810330935.4A CN108579976B (en) | 2018-04-13 | 2018-04-13 | Screening device and screening method of crushed mixture of photovoltaic module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108579976A CN108579976A (en) | 2018-09-28 |
| CN108579976B true CN108579976B (en) | 2023-10-27 |
Family
ID=63622359
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810330935.4A Active CN108579976B (en) | 2018-04-13 | 2018-04-13 | Screening device and screening method of crushed mixture of photovoltaic module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108579976B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110841786A (en) * | 2019-11-27 | 2020-02-28 | 浙江晶科能源有限公司 | Waste photovoltaic module recovery method |
| CN111921669A (en) * | 2020-06-24 | 2020-11-13 | 青海黄河上游水电开发有限责任公司光伏产业技术分公司 | Method for recovering silicon in photovoltaic module |
| CN112427077B (en) * | 2020-10-29 | 2022-03-01 | 无锡奥特维科技股份有限公司 | Solar cell panel assembly recycling device and method |
| EP4169619B1 (en) * | 2021-10-21 | 2024-10-16 | Erutec GmbH | Method and device for treating photovoltaic modules |
| CN115121581B (en) * | 2022-06-08 | 2023-08-01 | 黄淮学院 | Solar cell panel assembly recovery device |
| WO2024113000A1 (en) * | 2022-11-30 | 2024-06-06 | Newsouth Innovations Pty Limited | A method and apparatus for separating photovoltaic module materials |
Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3392828A (en) * | 1964-01-23 | 1968-07-16 | Process Engineering Co Inc | Separation of substances |
| JPH05245465A (en) * | 1991-12-13 | 1993-09-24 | Nuova Samim Spa | Process for treatment of exhausted battery |
| JP2000246132A (en) * | 1999-02-26 | 2000-09-12 | Kobe Steel Ltd | Discharge treating device |
| JP2002153856A (en) * | 2000-11-20 | 2002-05-28 | Matsushita Electric Ind Co Ltd | Automatic separator for recycling printed board |
| JP2004000871A (en) * | 2002-04-03 | 2004-01-08 | Jfe Kankyo Corp | System for treating waste and method for treating waste dry cell |
| JP2009093858A (en) * | 2007-10-05 | 2009-04-30 | Panasonic Corp | Manufacturing method of positive electrode material for lithium secondary battery, and positive electrode material for lithium secondary battery using it |
| JP2011173099A (en) * | 2010-02-25 | 2011-09-08 | Showa Shell Sekiyu Kk | Method of recycling solar cell module |
| CN102500604A (en) * | 2011-11-28 | 2012-06-20 | 辽宁科技大学 | Household solid garbage recycling and renewable biological carbon circulating technology |
| CN103191825A (en) * | 2013-04-23 | 2013-07-10 | 上海交通大学 | Information safety destruction and recycling method of semiconductor storage medium |
| CN203124241U (en) * | 2013-01-24 | 2013-08-14 | 中国水产科学研究院珠江水产研究所 | Sieving device separating sediment with different grain diameters |
| KR101563125B1 (en) * | 2015-05-21 | 2015-10-26 | 민원 | The particle size distribution adjustable construction waste sorting equipment |
| CN205673182U (en) * | 2016-06-07 | 2016-11-09 | 江西远宏实业有限公司 | A kind of vibration material-screening mechanism of starch pellet |
| CN107206390A (en) * | 2015-02-27 | 2017-09-26 | 泽尔弗拉格股份公司 | For by means of electrion by discrete material fragmentation and/or the method and apparatus of refinement |
| TWM550668U (en) * | 2017-07-24 | 2017-10-21 | xian-zhang Zheng | Solar photovoltaic module recycling equipment |
| CN107442549A (en) * | 2017-06-23 | 2017-12-08 | 中国矿业大学 | The dry separation recovery process of valuable component in a kind of waste printed circuit board |
| CN208512745U (en) * | 2018-04-13 | 2019-02-19 | 青海黄河上游水电开发有限责任公司光伏产业技术分公司 | Screening plant |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ITBO20130701A1 (en) * | 2013-12-20 | 2015-06-21 | Mia En Scarl | PHOTOVOLTAIC PANEL DISASSEMBLY SYSTEM TO ALLOW RECOVERY OF RAW MATERIALS |
-
2018
- 2018-04-13 CN CN201810330935.4A patent/CN108579976B/en active Active
Patent Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3392828A (en) * | 1964-01-23 | 1968-07-16 | Process Engineering Co Inc | Separation of substances |
| JPH05245465A (en) * | 1991-12-13 | 1993-09-24 | Nuova Samim Spa | Process for treatment of exhausted battery |
| JP2000246132A (en) * | 1999-02-26 | 2000-09-12 | Kobe Steel Ltd | Discharge treating device |
| JP2002153856A (en) * | 2000-11-20 | 2002-05-28 | Matsushita Electric Ind Co Ltd | Automatic separator for recycling printed board |
| JP2004000871A (en) * | 2002-04-03 | 2004-01-08 | Jfe Kankyo Corp | System for treating waste and method for treating waste dry cell |
| JP2009093858A (en) * | 2007-10-05 | 2009-04-30 | Panasonic Corp | Manufacturing method of positive electrode material for lithium secondary battery, and positive electrode material for lithium secondary battery using it |
| JP2011173099A (en) * | 2010-02-25 | 2011-09-08 | Showa Shell Sekiyu Kk | Method of recycling solar cell module |
| CN102500604A (en) * | 2011-11-28 | 2012-06-20 | 辽宁科技大学 | Household solid garbage recycling and renewable biological carbon circulating technology |
| CN203124241U (en) * | 2013-01-24 | 2013-08-14 | 中国水产科学研究院珠江水产研究所 | Sieving device separating sediment with different grain diameters |
| CN103191825A (en) * | 2013-04-23 | 2013-07-10 | 上海交通大学 | Information safety destruction and recycling method of semiconductor storage medium |
| CN107206390A (en) * | 2015-02-27 | 2017-09-26 | 泽尔弗拉格股份公司 | For by means of electrion by discrete material fragmentation and/or the method and apparatus of refinement |
| KR101563125B1 (en) * | 2015-05-21 | 2015-10-26 | 민원 | The particle size distribution adjustable construction waste sorting equipment |
| CN205673182U (en) * | 2016-06-07 | 2016-11-09 | 江西远宏实业有限公司 | A kind of vibration material-screening mechanism of starch pellet |
| CN107442549A (en) * | 2017-06-23 | 2017-12-08 | 中国矿业大学 | The dry separation recovery process of valuable component in a kind of waste printed circuit board |
| TWM550668U (en) * | 2017-07-24 | 2017-10-21 | xian-zhang Zheng | Solar photovoltaic module recycling equipment |
| CN208512745U (en) * | 2018-04-13 | 2019-02-19 | 青海黄河上游水电开发有限责任公司光伏产业技术分公司 | Screening plant |
Non-Patent Citations (1)
| Title |
|---|
| 基于废弃电路板金属回收的破碎试验研究;杨亚伟;孙付伟;铁占续;;机械工程师(10);155-158 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108579976A (en) | 2018-09-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108579976B (en) | Screening device and screening method of crushed mixture of photovoltaic module | |
| CN111957723B (en) | Recovery method and device for broken glass photovoltaic module | |
| JP5574750B2 (en) | Recycling method of solar cell module | |
| CN102544239B (en) | Method and device for decomposing and recycling photovoltaic component | |
| CN103056146B (en) | A kind of old and useless battery and the full-automatic cracking and sorting system of process waste material thereof | |
| CN110571306A (en) | photovoltaic module recycling method and system | |
| CN110694771B (en) | Flexible airflow powder removing method for waste ternary lithium battery | |
| CN212760315U (en) | Recovery device for broken glass photovoltaic module | |
| CN108110356A (en) | A kind of full-automatic waste and old lithium ion battery recovery process and system | |
| CN102009054A (en) | Novel process for efficiently crushing waste lithium ion battery | |
| CN107069078B (en) | Method for recovering lithium ion battery electrode plate material | |
| CN101572329A (en) | Method for recovering lithium-ion battery cathode materials | |
| CN108110364A (en) | A kind of lithium cell cathode material recoverying and utilizing method | |
| WO2021209074A1 (en) | Lithium ion traction battery recycling method | |
| CN104014414A (en) | Secondary sorting method for waste lead-acid battery broken materials | |
| KR102545580B1 (en) | Method for recycling solar cell panel and method thereof | |
| CN112605098A (en) | Photovoltaic module recycling method | |
| CN101570347A (en) | Method for recovering lithium-ion battery cathode materials | |
| Li et al. | Recycling Si in waste crystalline silicon photovoltaic panels after mechanical crushing by electrostatic separation | |
| CN1988244A (en) | Method for recovering battery negative material | |
| CN107293818A (en) | A kind of method of copper foil aluminium foil in recovery waste lithium ion | |
| CN208512745U (en) | Screening plant | |
| CN107394301A (en) | A kind of waste and old electrokinetic cell physiochemical mutagens technique | |
| JP2013202421A (en) | Method for recovering glass material | |
| TW202204057A (en) | Automatic separation equipment for solar cell components including a crushing device, a shearing device, a grinding device, and a settling device |
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 |