CN118507917A - Battery box heat radiation structure of micro-grid-based light-storage electric energy conversion system - Google Patents
Battery box heat radiation structure of micro-grid-based light-storage electric energy conversion system Download PDFInfo
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- CN118507917A CN118507917A CN202410954553.4A CN202410954553A CN118507917A CN 118507917 A CN118507917 A CN 118507917A CN 202410954553 A CN202410954553 A CN 202410954553A CN 118507917 A CN118507917 A CN 118507917A
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- 238000003860 storage Methods 0.000 title claims abstract description 90
- 238000006243 chemical reaction Methods 0.000 title claims abstract description 19
- 230000005855 radiation Effects 0.000 title claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 100
- 238000005507 spraying Methods 0.000 claims abstract description 19
- 230000017525 heat dissipation Effects 0.000 claims abstract description 16
- 239000002184 metal Substances 0.000 claims description 45
- 229910052751 metal Inorganic materials 0.000 claims description 45
- 238000003756 stirring Methods 0.000 claims description 16
- 238000009434 installation Methods 0.000 claims description 9
- 239000003292 glue Substances 0.000 claims description 5
- 230000003287 optical effect Effects 0.000 claims description 3
- 239000003973 paint Substances 0.000 claims description 3
- 238000009413 insulation Methods 0.000 claims 5
- 239000003595 mist Substances 0.000 abstract description 15
- 238000000034 method Methods 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 6
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- 238000001816 cooling Methods 0.000 description 6
- 238000001704 evaporation Methods 0.000 description 6
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- 230000005611 electricity Effects 0.000 description 5
- 238000004146 energy storage Methods 0.000 description 5
- 238000001914 filtration Methods 0.000 description 5
- 239000011324 bead Substances 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
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- 238000000576 coating method Methods 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/61—Types of temperature control
- H01M10/613—Cooling or keeping cold
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
- H01M10/627—Stationary installations, e.g. power plant buffering or backup power supplies
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/655—Solid structures for heat exchange or heat conduction
- H01M10/6556—Solid parts with flow channel passages or pipes for heat exchange
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
- H01M10/6561—Gases
- H01M10/6563—Gases with forced flow, e.g. by blowers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
- H01M10/6569—Fluids undergoing a liquid-gas phase change or transition, e.g. evaporation or condensation
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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
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Secondary Cells (AREA)
- Photovoltaic Devices (AREA)
Abstract
The application relates to the technical field of photovoltaic heating, in particular to a battery box heat dissipation structure of a photovoltaic power storage energy conversion system based on a micro-grid, which comprises a battery box, wherein the battery box is arranged into a vertical cylinder shape, a plurality of layers of storage batteries are arranged in the battery box, each layer of storage batteries are uniformly distributed along the peripheral wall of the battery box, a spraying device is arranged in the battery box and is connected with a water pump for supplying water into the spraying device, one end of the battery box is connected with an exhaust fan, a vertical channel is formed between the side walls of two adjacent storage batteries, a central channel is formed between each layer of storage batteries, and air flow formed by water mist formed by the spraying device through the exhaust fan sequentially passes through each layer of storage batteries from one end of the battery box. The application has the effect of reducing the surface temperature of the storage battery in the working process.
Description
Technical Field
The application relates to the technical field of photovoltaic heating, in particular to a battery box heat dissipation structure of a photovoltaic power storage energy conversion system based on a micro-grid.
Background
The photovoltaic heating can utilize the photovoltaic board to generate electricity, heats electric heater or heating water after the contravariant to can store unnecessary electric power in the battery daytime, can carry out the timesharing heating, reduce the fossil energy that the heat supply consumed in the district like this, reduce the emission of carbon dioxide simultaneously. At present, a small amount of micro-grids exist in the internal management of a cell, the micro-grids are small power generation and distribution systems formed by using distributed power supplies, energy storage devices and energy conversion devices, so that the micro-grids can be configured by using the space of the cell, the distributed power supplies can generate power for photovoltaic panels, and then the energy storage devices are used for heating, so that the consumption of fossil energy in heating seasons is reduced, and meanwhile, the heat energy loss caused by long-distance transmission can be reduced. The micro-grid generates electricity through the photovoltaic panel in summer and enters the energy storage device, and when the electricity consumption is relatively large, the energy storage device can provide electricity for the district, so that profit can be created for the district through the photovoltaic panel for generating electricity. The energy storage device for storing electric energy generated by photovoltaic power generation generally adopts a storage battery, the storage battery is provided with a plurality of storage batteries for storing more electric quantity, the plurality of storage batteries form a battery pack, but the storage batteries in the battery pack can generate heat in the charging and discharging processes, and when the heat cannot be timely discharged, the temperature of the surface of the storage battery is increased, so that the service life of the storage battery is easily influenced.
Disclosure of Invention
In order to reduce the surface temperature of a storage battery in the working process, the application provides a battery box heat dissipation structure of a micro-grid-based light-storage electric energy conversion system.
The application provides a battery box heat radiation structure of an optical storage electric energy conversion system based on a micro-grid, which adopts the following technical scheme:
The utility model provides a light stores up battery box heat radiation structure of electric energy conversion system based on little electric wire netting, includes the battery box, and the battery box sets up into vertical tube-shape, and the inside of battery box is provided with the multilayer battery, and every layer of battery evenly arranges along the perisporium of battery box, the inside of battery box is provided with atomizer, atomizer is connected with the water pump that is used for leading to water in the atomizer, the one end of battery box is connected with the air exhauster, forms vertical passageway between the lateral wall of two adjacent batteries, forms central passageway in the middle of every layer of battery, the air current that atomizer formed through the air exhauster passes through every layer of battery in proper order by the one end of battery box.
Through adopting above-mentioned technical scheme, during the use, the battery box sets up into vertical tube-shape, and arrange the multilayer battery in the battery box, every layer of battery evenly sets up at the perisporium of battery box, when the atomizer of battery box inside spouts the water smoke to the battery box inside, water smoke contacts with the battery of battery box, make water smoke absorb the heat on battery surface at the surface of battery, simultaneously because the air exhauster is connected at the one end of battery box, make vertical passageway and central passage all have the air current to pass through, when the air current through water glues the water at battery surface, water can be accelerated and initiative absorption battery surface's heat because of the evaporation, thereby can cool down the battery, and simultaneously because the air exhauster moves the air current of battery box inside along single direction, and then all batteries in the battery box can cool down, reach the surface temperature effect of reduction battery in the course of working.
Preferably, the pole of the storage battery is fixedly provided with a metal connecting sheet, the outside of the joint of the metal connecting sheet and the pole is insulated and protected by smearing insulating glue or spraying insulating paint, a metal heat conducting plate is arranged above each layer of storage battery, the middle part of the metal connecting sheet is provided with an insulating heat conducting sheet, the metal connecting sheet and the metal heat conducting plate are conducted heat through the insulating heat conducting sheet, and the metal heat conducting plate is of a hollow structure.
Through adopting above-mentioned technical scheme, the utmost point post of battery has good heat conductivility because the metal material of adoption and the inside of battery, and when the metallic connection piece was connected on the utmost point post of battery, the temperature of metallic connection piece also can be higher, because metallic heat-conducting plate is connected through insulating heat-conducting strip with the metallic connection piece to after the metallic heat-conducting plate is cooled through contact with the water smoke, can scatter and disappear the heat on the metallic connection piece through metallic heat-conducting plate, improves the cooling effect to the inside of battery.
Preferably, the spraying device comprises a main pipe and a plurality of branch pipes, the main pipe is positioned in the middle of the central channel, one end of the main pipe is connected with the water pump, one end of each branch pipe is fixed and communicated with the main pipe, the other end of each branch pipe is fixed on the inner wall of the battery box, and the branch pipes are provided with a plurality of spraying points along the length direction of the corresponding branch pipe.
Through adopting above-mentioned technical scheme, be responsible for the centre that is located central channel, the water pump adds water and spouts by the spraying point on a plurality of branch pipes to being responsible for in, makes the branch pipe distribute the water smoke that forms more evenly in the battery box, fixes the person in charge in the battery box inside through the branch pipe simultaneously.
Preferably, the inside of central passageway is provided with agitating unit, and agitating unit includes swivel becket, driving blade and stirring blade, and the swivel becket rotates and sets up on being responsible for, and driving blade and stirring blade are all fixed on the perisporium of swivel becket, and the central line slope setting of driving blade and central passageway, stirring blade vertically set up and extend along the radial line direction of battery box.
Through adopting above-mentioned technical scheme, the swivel becket rotates and sets up on being responsible for, and when the air current passes through from central channel, the air current can produce thrust to driving blade, makes driving blade rotate, then stirs the blade and radially fan the air current to can make the water smoke more even in the battery box distribution.
Preferably, the inner wall of the battery box is provided with a mounting position, the mounting position is formed by arranging four baffle plates in a rectangular mode, the storage battery is inserted into the middle of the four baffle plates, and a fixing piece is arranged in the battery box and used for abutting against one side, far away from the mounting position, of the storage battery.
Through adopting above-mentioned technical scheme, the battery is connected to the centre of four separation blades through the male mode, when the battery need maintain or damage, the mounting removes in the one side of installation position from the battery, then takes off the battery from the separation blade, makes the battery dismantle more convenient.
Preferably, the fixing piece comprises a ring body and an abutting column, the ring body and the battery box are coaxially arranged, the ring body is connected with the battery box in a relative rotation mode, the abutting column is fixed on the surface of the ring body and extends to the side face of the storage battery, the abutting column is used for abutting against one face, far away from the installation position, of the storage battery, and the distance between two adjacent storage batteries on the same layer is larger than the width of the abutting column.
Through adopting above-mentioned technical scheme, ring body and battery box coaxial setting, ring body and battery box rotate relatively and are connected, and when the ring body rotated, the butt post rotated along with the ring body, when making the butt post be in the battery and keeping away from the one side in installation position, the butt post blockked the battery, when need dismantle the battery, rotated the position between two batteries with the butt post to can conveniently take off the battery from the installation position.
Preferably, the bottom of battery box is provided with the filter pulp, the top of filter pulp is provided with collection device, collection device includes a plurality of hang plates, and the lower part lateral part of hang plate is provided with the flange of upward slope, the breach has been seted up on the flange, the below of hang plate is provided with the conflux groove just right with the breach, conflux groove is used for accepting the water that flows from breach, and the projection of the vertical direction of two adjacent hang plates overlaps each other.
Through adopting the technical scheme, the bottom of the battery box is provided with the filter cotton, and when air is filtered by the filter cotton, dust can be reduced from entering the battery box and being stuck to the surface of the storage battery, so that the heat dissipation of the storage battery is affected; meanwhile, when water drops fall in the battery box, the water drops can fall on the inclined plate and are collected through the converging groove, so that the filtering effect is poor after the filter cotton is immersed.
Preferably, the bottom of battery box is provided with the water tank, and the top surface of water tank runs through with the bottom intercommunication of battery box, be provided with a plurality of air cleaner on the water tank, the air passes through the air cleaner and gets into inside the water tank.
Through adopting above-mentioned technical scheme, the bottom of battery box sets up the water tank, and the top surface and the battery box intercommunication of water tank install air cleaner on the water tank, make air enter into the inside air cleaner that passes through earlier of battery box, again filter through the cotton filter, reduce the filter pressure to the cotton filter, air cleaner also more conveniently changes simultaneously, and the air also can in time take away the steam in the water tank when entering into the water tank, makes the water cooling in the water tank.
Preferably, the water pump is arranged in the water tank, a drain pipe is arranged on the converging groove, one end of the drain pipe is led into the water tank, and the other end of the drain pipe is communicated with the converging groove.
Through adopting above-mentioned technical scheme, set up the drain pipe on the sink, the drain pipe is from the sink with water recovery in the water tank, reduces the waste of the water resource that the drop of water formation process caused.
Preferably, the upper end of the battery box is sequentially connected with at least one other battery box, and then is connected with the exhaust fan through a connecting pipe.
Through adopting above-mentioned technical scheme, connect other battery boxes on the battery box, make same air exhauster can connect the battery box of different quantity, the battery in the battery box also has different capacities according to the difference of battery box quantity to carry out the modularization configuration for different district, the suitability is comparatively wide.
Drawings
FIG. 1 is a schematic overall structure of an embodiment of the present application;
FIG. 2 is a schematic illustration of the structure of the battery box and the water box in which the embodiment of the application is cut away;
FIG. 3 is a schematic view of the position of a collection device according to an embodiment of the present application;
FIG. 4 is a schematic diagram of the connection of a battery in an embodiment of the application;
FIG. 5 is a schematic view of the installation of a metal heat-conducting plate in an embodiment of the application;
FIG. 6 is a schematic view of a spray device according to an embodiment of the present application;
Fig. 7 is a schematic structural view of a fixing member according to an embodiment of the present application.
Reference numerals illustrate: 1. a battery box; 11. filtering cotton; 2. a storage battery; 21. a pole; 23. a metal connecting sheet; 231. a connecting bolt; 24. an insulating heat conductive sheet; 25. a metal heat-conducting plate; 251. a yielding port; 26. a screw; 27. a mounting ear; 3. a connecting pipe; 31. an exhaust fan; 4. a water tank; 41. a water pump; 42. an air filter; 5. a spraying device; 51. a main pipe; 52. a branch pipe; 53. spray points; 6. a mounting position; 61. a baffle; 7. a collecting device; 71. an inclined plate; 72. a flange; 73. a notch; 74. a sink groove; 75. a drain pipe; 81. a vertical channel; 82. a central passage; 9. an agitation device; 91. a rotating ring; 92. a driving blade; 93. an agitating blade; 10. a fixing member; 101. a ring body; 102. abutting the column; 103. and a ring groove.
Detailed Description
The application is described in further detail below with reference to fig. 1-7.
The embodiment of the application discloses a battery box heat dissipation structure of an optical storage electric energy conversion system based on a micro-grid, which comprises a battery box 1, wherein the battery box 1 is of a cylindrical structure as a whole, a plurality of storage batteries 2 are arranged in the battery box 1 in a layered manner, the cylindrical battery boxes 1 are vertically arranged, each layer of storage batteries 2 form a group, two adjacent groups of storage batteries 2 are arranged up and down, and the whole storage batteries 2 are of a cuboid structure. The top at battery box 1 is connected with connecting pipe 3, is used for installing air exhauster 31 on the connecting pipe 3, simultaneously can arrange a plurality of battery boxes 1 along vertical direction a plurality of as required, then installs connecting pipe 3 again, and air exhauster 31 can select different powers as required, then is cooled down to a plurality of battery boxes 1 by same air exhauster 31, can match the needs that obtain different capacities simultaneously. The lower part of the battery box 1 is also provided with an opening, so that the exhaust fan 31 ventilates upwards vertically from the lower part of the battery box 1, and then the plurality of storage batteries 2 in the battery box 1 are cooled.
The bottom of the battery box 1 is provided with a water tank 4, water solution is stored in the water tank 4, the water solution can be filtered through a permeable membrane, salt ions in the water solution are reduced, a water pump 41 is arranged in the water tank 4, a spraying device 5 is arranged in the battery box 1, the spraying device 5 is connected with the water outlet end of the water pump 41, so that water mist can be manufactured into the battery box 1 by the spraying device 5, the water mist contacts with the surface of the storage battery 2 in the battery box 1 and is adhered to the storage battery 2, the water mist absorbs heat on the surface of the storage battery 2, the temperature of the water mist is increased, meanwhile, the water adhered to the surface of the storage battery 2 is easier to evaporate due to the flow of air, and the water can absorb heat on the surface of the storage battery 2 further in the evaporation process, so that the temperature of the surface of the storage battery 2 is reduced due to the heat absorption of the water in the evaporation process, the heat inside the storage battery 2 is easier to be led out, and then formed steam is discharged along with the operation of the exhaust fan 31, and more heat is taken away by the steam, so that the heat release generated by the steam recondensing is reduced in the battery box 1. Compared with the storage battery 2 which is directly in the aqueous solution, the evaporation process of the water mist on the surface of the storage battery 2 can cool the storage battery 2 more obviously, and meanwhile, the steam formed by water evaporation can be directly discharged, so that the heat carried by the steam is directly separated from the battery box 1, and the heat dissipation efficiency is improved.
The top surface of water tank 4 is used for fixedly placing battery case 1 to just link up the setting to the bottom position of battery case 1 at the top surface of water tank 4, a plurality of air cleaner 42 have been arranged on the top surface of battery case 1 and be located the outside of battery case 1, air cleaner 42 and the inside intercommunication of water tank 4, make the air that air cleaner 42 got into get into earlier behind air cleaner 42 filters, then get into in the water tank 4, then upwards enter into battery case 1 from the position that water tank 4 and battery case 1 are connected, the bottom of battery case 1 is provided with filter cotton 11 simultaneously, the edge of filter cotton 11 extends to the inner wall of battery case 1, make filter cotton 11 to the air further filtration that enters into in the battery case 1, the air reaches in the battery case 1 relatively clean, reduce to get into the surface that glues to battery 2 in the battery case 1 because of the impurity, influence the heat dissipation of battery 2. Because the air filter 42 filters the air once firstly, and then the filter cotton 11 filters the air secondarily, the replacement frequency of the filter cotton 11 is reduced, the filtering degree of the air is improved, and the air filter 42 is positioned on the top surface of the water tank 4, so that the air filter 42 is convenient to maintain. The collecting device 7 used for collecting water drops is arranged above the filter cotton 11, when the water mist in the battery box 1 falls due to the fact that atomized particles are large, the water drops are reduced to be adhered to the filter cotton 11, the filtering effect of the filter cotton 11 is affected, and the water drops fall down in the process of being collected through the collecting device 7.
Referring to fig. 3, the collecting device 7 includes a plurality of inclined plates 71, the inclined plates 71 are disposed at an included angle with the vertical direction, the inclined plates 71 are arranged in parallel along the same direction, the projected overlapping area of two adjacent inclined plates 71 in the vertical direction is 0.2-0.5 times of the projected area of each inclined plate 71, then the side edge of the lowest part of the inclined plates 71 is folded upwards to form a flange 72, a notch 73 is formed in the middle of the flange 72, at least one notch 73 is disposed, and two sides of the inclined plates 71 close to the inner wall of the battery box 1 are welded and fixed on the inner wall of the battery box 1, so that water beads collected on the inclined plates 71 flow downwards from the position of the notch 73, meanwhile, a converging groove 74 is disposed below the inclined plates 71, the cross section of the converging groove 74 is in an upward-opened U shape, the converging groove 74 is located under the notch 73, a drain pipe 75 is disposed at two ends of the converging groove 74, one end of the drain pipe 75 far away from the converging groove 74 is led into the drain pipe 4, the drain pipe 75 can be also arranged vertically, and the water beads can be led back to the bottom of the water tank 4 by the bottom of the drain pipe 4 repeatedly, and the water beads can be led back to the bottom of the water tank 4 by the bottom of the drain pipe 11.
Be provided with installation position 6 on the inner wall of battery case 1, every installation position 6 all adopts four separation blade 61 rectangle to arrange and forms, and every installation position 6 corresponds a battery 2, makes battery 2 insert four separation blade 61 in the middle of, four separation blade 61 and four side butt of battery 2, conveniently fixes the position of battery 2, and separation blade 61 welding is on the inner wall of battery case 1 and the distance of protrusion in battery case 1 inner wall is 1-2cm. Referring to fig. 4, the battery 2 has metal poles 21, and the metal poles 21 are disposed upward to maintain the battery 2 in a correct mounting direction. The plurality of storage batteries 2 in the group are evenly arranged along the central line circumference of the battery box 1, and because the storage batteries 2 are of rectangular structures, when the plurality of storage batteries 2 are circumferentially arranged, gaps are necessarily reserved between the two storage batteries 2 to form a vertical channel 81, water mist in the vertical channel 81 can contact with the surface of the storage batteries 2 when entering, and heat on the surface of the storage batteries 2 can be taken away under the action of the exhaust fan 31. Meanwhile, the upper storage battery 2 and the lower storage battery 2 are arranged through the mounting positions 6, so that the upper storage battery 2 and the lower storage battery 2 are arranged at intervals, a plurality of surfaces of the storage batteries 2 can be directly cooled, the cooling efficiency of the storage batteries 2 is improved, meanwhile, due to the fact that the cylindrical battery box 1 is ventilated from bottom to top in sequence, air flow for cooling has good directivity, heat aggregation in partial areas is reduced, and all the storage batteries 2 can be uniformly cooled.
Referring to fig. 4 and 5, a central passage 82 is formed at a central position of a plurality of storage batteries 2, and a radius of a space of the central passage 82 should be larger than a width of the storage batteries 2 in a radial direction of the battery case 1 so that the storage batteries 2 can be loaded into or unloaded from the position of the central passage 82, and maintenance personnel can be entered into the central passage 82, and when a single storage battery 2 is damaged or the storage batteries 2 need maintenance, the inside of the battery case 1 can be entered from the position of the central passage 82, and a condition of each storage battery 2 can be checked or any storage battery 2 can be replaced. The plurality of storage batteries 2 in each group are connected in series or in parallel through the elastic metal connecting sheet 23, the elastic metal connecting sheet 23 can form a soft copper bar by a plurality of layers of copper sheets, the middle part of the elastic metal connecting sheet 23 is also provided with the insulating heat conducting sheet 24, two ends of the elastic metal connecting sheet 23 are fixed on the pole post 21 of the storage battery 2 through nuts, and the pole post 21 of the storage battery 2 is made of metal materials and has higher internal heat conducting rate with the storage battery 2, so that the internal heat conducting effect of the elastic metal connecting sheet 23 on the storage battery 2 is better, and the heat in the storage battery 2 can be rapidly conducted out through the pole post 21. The outside of the joint of the metal connecting sheet 23 and the pole column 21 is insulated and protected by coating insulating glue or spraying insulating paint, so that the short circuit caused by water accumulation possibly formed on the upper surface of the storage battery 2 is reduced.
The upper part of each layer of storage battery 2 is provided with a metal heat-conducting plate 25, the metal heat-conducting plate 25 is of a structure with a hollowed-out plate surface, the edge of the metal heat-conducting plate 25 is provided with a plurality of screws 26, a plurality of mounting lugs 27 are fixedly arranged on the inner wall of the battery box 1, the screws 26 are connected to the mounting lugs 27 in a threaded mode, the lower surface of the metal heat-conducting plate 25 is abutted to the mounting lugs 27, the metal heat-conducting plate 25 is fixedly connected with the battery box 1, meanwhile, a connecting bolt 231 is arranged at the position of an insulating heat-conducting plate 24, the connecting bolt 231 penetrates through the elastic metal connecting piece 23 and is not in contact with the elastic metal connecting piece 23, the insulating heat-conducting plate 24 isolates electrical conductivity between the connecting bolt 231 and the metal heat-conducting plate 25 and the elastic metal connecting piece 23, and simultaneously, the insulating heat-conducting plate 24 can transfer heat of the elastic metal connecting piece 23 to the metal heat-conducting plate 25, so that the metal heat-conducting plate 25 cools the inside the storage battery 2, and the inside of the storage battery 2 is cooled more quickly due to the fact that the area of the metal heat-conducting plate 25 is larger and the efficiency of radiating after being contacted with water mist. The metal heat-conducting plate 25 is also provided with a yielding port 251, the yielding port 251 is positioned right above the pole column 21 of the storage battery 2, and the position of the yielding port 251 is used for conveniently connecting or disassembling the elastic metal connecting sheet 23 on the pole column 21 of the storage battery 2, so that the storage battery 2 is convenient to install and disassemble. The insulating and thermally conductive sheet 24 may be made of an alumina ceramic material.
Referring to fig. 6, the spraying device 5 includes a main pipe 51 and a plurality of branch pipes 52, the main pipe 51 is vertically disposed at the center of the battery case 1, the lower end of the main pipe 51 is connected to the water outlet of the water pump 41, the branch pipes 52 are horizontally disposed, one end of each branch pipe 52 is communicated with the main pipe 51, the other end of each branch pipe extends along the radial direction of the battery case 1 and is welded and fixed with the inner wall of the battery case 1, the branch pipes 52 support the main pipe 51, a plurality of spraying points 53 are disposed along the length direction of the branch pipes 52, the spraying points 53 can be formed by forming spraying holes or mounting mist spray heads, the branch pipes 52 form mist inside the battery case 1 along the length direction of the branch pipes 52, so that the mist moves to the plurality of storage batteries 2, and meanwhile, the mist can absorb heat inside the battery case 1 through evaporation, so that heat of the storage batteries 2 exchanges heat with surrounding air, meanwhile, the stirring device 9 is arranged at the position of the central channel 82 in the middle of each layer of storage battery 2, the stirring device 9 comprises a rotating ring 91, driving blades 92 and stirring blades 93, the rotating ring 91 is rotatably arranged on the main pipe 51, a plurality of driving blades 92 are fixed on the peripheral wall of the rotating ring 91, the driving blades 92 are obliquely arranged with the axis direction of the battery box 1, so that the air flow in the battery box 1 blows the driving blades 92, the rotating ring 91 rotates around the main pipe 51, the stirring blades 93 are fixed on the rotating ring 91, the stirring blades 93 are vertically arranged, and the stirring blades 93 extend along the radial direction of the battery box 1, when the stirring blades rotate, the water mist in the battery box 1 moves towards the radial direction of the battery box 1, and the water mist can be fully contacted with the storage battery 2 more uniformly under the action of the stirring device 9, thereby further improving the cooling of all the storage batteries 2.
Referring to fig. 6 and 7, a fixing member 10 is disposed in the middle of the metal heat-conducting plate 25, the fixing member 10 is used for fixing the battery 2, the battery 2 is reduced from falling out of the mounting position 6 in the use process, the fixing member 10 includes a ring body 101 and an abutment post 102, a ring groove 103 is formed on the outer wall of the ring body 101, an inner hole of the metal heat-conducting plate 25 is clamped into the ring groove 103, the abutment post 102 is fixed on the ring body 101, the abutment post 102 is disposed on both sides of the ring body 101, one end of the abutment post 102 far away from the ring body 101 extends to the battery 2 above and below the metal heat-conducting plate 25 respectively, and the abutment post 102 is blocked on the side wall of the battery 2 close to the central channel 82. When it is necessary to remove the batteries 2 from the mounting locations 6, the fixing member 10 is turned so that the abutment post 102 is positioned between the two batteries 2, whereby the abutment post 102 misaligns the batteries 2.
The use process of the embodiment is as follows:
The atomizer 5 adds water smoke to the inside of battery box 1, then air exhauster 31 during operation forms the air current with in central passageway 82 and the vertical passageway 81, water smoke can be along the vertical motion of battery box 1, and the surface of battery 2 is contacted to the process of motion, the surface of metal heat-conducting plate 25 and the surface of elastic metal connection piece 23, then the air current drives driving blade 92, stirring blade 93 can be with water smoke lateral movement, make water smoke fully contact with battery 2 in the battery box 1, thereby evaporate water smoke under the effect of air current, cool down the surface of battery 2 and through the inside cooling of utmost point post 21 to battery 2.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (10)
1. A battery box heat radiation structure of an optical storage electric energy conversion system based on a micro-grid is characterized in that: including battery case (1), battery case (1) sets up into vertical tube-shape, and the inside of battery case (1) is provided with multilayer battery (2), and every layer of battery (2) evenly arranges along the perisporium of battery case (1), the inside of battery case (1) is provided with atomizer (5), atomizer (5) are connected with water pump (41) that are used for leading to water in atomizer (5), the one end of battery case (1) is connected with air exhauster (31), forms vertical passageway (81) between the lateral wall of two adjacent battery (2), forms central passageway (82) in the middle of every layer of battery (2), the air current that atomizer (5) formed passes through every layer of battery (2) in proper order by the one end of battery case (1).
2. The micro-grid-based battery box heat dissipation structure of a photovoltaic power conversion system, according to claim 1, wherein: the battery is characterized in that a metal connecting sheet (23) is fixedly arranged on a pole (21) of the battery (2), insulation protection is carried out on the outside of a joint of the metal connecting sheet (23) and the pole (21) by smearing insulation glue or spraying insulation paint, a metal heat conducting plate (25) is arranged above each layer of battery (2), an insulation heat conducting sheet (24) is arranged in the middle of the metal connecting sheet (23), heat conduction is carried out on the metal connecting sheet (23) and the metal heat conducting plate (25) through the insulation heat conducting sheet (24), and the metal heat conducting plate (25) is of a hollow structure.
3. The micro-grid-based battery box heat dissipation structure of a photovoltaic power conversion system, according to claim 1, wherein: the spraying device (5) comprises a main pipe (51) and a plurality of branch pipes (52), wherein the main pipe (51) is positioned in the middle of a central channel (82), one end of the main pipe (51) is connected to a water pump (41), one end of each branch pipe (52) is fixed and communicated with the main pipe (51), the other end of each branch pipe (52) is fixed on the inner wall of the battery box (1), and the branch pipes (52) are provided with a plurality of spraying points (53) along the length direction of the corresponding branch pipe (52).
4. A micro-grid-based battery box heat dissipation structure of a photovoltaic power conversion system, according to claim 3, wherein: the inside of central passageway (82) is provided with agitating unit (9), agitating unit (9) are including swivel becket (91), driving blade (92) and stirring blade (93), and swivel becket (91) rotate and set up on being responsible for (51), and driving blade (92) and stirring blade (93) are all fixed on the perisporium of swivel becket (91), and the central line slope of driving blade (92) and central passageway (82) sets up, and stirring blade (93) vertical setting just extends along the radial line direction of battery case (1).
5. The micro-grid-based battery box heat dissipation structure of a photovoltaic power conversion system, according to claim 1, wherein: the battery box is characterized in that a mounting position (6) is arranged on the inner wall of the battery box (1), the mounting position (6) is formed by arranging four baffle plates (61) in a rectangular mode, the storage battery (2) is inserted into the middle of the four baffle plates (61), a fixing piece (10) is arranged in the battery box (1), and the fixing piece (10) is used for abutting against one side, far away from the mounting position (6), of the storage battery (2).
6. The micro-grid-based battery box heat dissipation structure of the photovoltaic power conversion system, according to claim 5, is characterized in that: the fixing piece (10) comprises a ring body (101) and a butt column (102), the ring body (101) and the battery box (1) are coaxially arranged, the ring body (101) and the battery box (1) are connected in a relative rotation mode, the butt column (102) is fixed on the surface of the ring body (101) and extends to the side face of the storage battery (2), the butt column (102) is used for being abutted to the storage battery (2) and far away from one face of the installation position (6), and the distance between two adjacent storage batteries (2) on the same layer is larger than the width of the butt column (102).
7. The micro-grid-based battery box heat dissipation structure of a photovoltaic power conversion system, according to claim 1, wherein: the bottom of battery case (1) is provided with filter pulp (11), the top of filter pulp (11) is provided with collection device (7), collection device (7) are provided with flange (72) of upwards slope including a plurality of hang plates (71), notch (73) have been seted up on flange (72), the below of hang plates (71) is provided with and just has converging groove (74) to notch (73), converging groove (74) are used for accepting the water that flows from notch (73), and the projection of the vertical direction of two adjacent hang plates (71) overlaps each other.
8. The micro-grid-based battery box heat dissipation structure of a photovoltaic power conversion system, as set forth in claim 7, wherein: the bottom of battery case (1) is provided with water tank (4), and the top surface of water tank (4) runs through with the bottom intercommunication of battery case (1), be provided with a plurality of air cleaner (42) on water tank (4), air passes through air cleaner (42) and gets into inside water tank (4).
9. The micro-grid-based battery box heat dissipation structure of a photovoltaic power conversion system, according to claim 8, wherein: the water pump (41) is arranged in the water tank (4), a water drain pipe (75) is arranged on the converging groove (74), one end of the water drain pipe (75) is led into the water tank (4), and the other end of the water drain pipe is communicated with the converging groove (74).
10. The micro-grid-based battery box heat dissipation structure of a photovoltaic power conversion system, according to claim 1, wherein: the upper end of the battery box (1) is sequentially connected with at least one other battery box (1), and then is connected with the exhaust fan (31) through a connecting pipe (3).
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| CN202410954553.4A CN118507917A (en) | 2024-07-17 | 2024-07-17 | Battery box heat radiation structure of micro-grid-based light-storage electric energy conversion system |
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| CN202410954553.4A CN118507917A (en) | 2024-07-17 | 2024-07-17 | Battery box heat radiation structure of micro-grid-based light-storage electric energy conversion system |
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