CN212934669U - Temperature-adjustable and controllable energy storage equipment battery cell, laminated battery cell and composite power battery cell - Google Patents
Temperature-adjustable and controllable energy storage equipment battery cell, laminated battery cell and composite power battery cell Download PDFInfo
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- CN212934669U CN212934669U CN202021133823.9U CN202021133823U CN212934669U CN 212934669 U CN212934669 U CN 212934669U CN 202021133823 U CN202021133823 U CN 202021133823U CN 212934669 U CN212934669 U CN 212934669U
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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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
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Abstract
The utility model discloses at first provide a controllable temperature accuse type energy storage equipment electricity core, including electric core body, this internal interval of electric core is equipped with two piece at least mass flow bodys, all including two tip mass flow bodys that are located both ends in the mass flow body, two in the tip mass flow body, have a slice at least the tip mass flow body is equipped with the control by temperature change skeleton on the side of another slice of tip mass flow body dorsad, in the control by temperature change skeleton or control by temperature change skeleton and corresponding be equipped with a plurality of coolant passageways that are used for the coolant circulation between the tip mass flow body. The utility model also discloses an adjustable temperature control type energy storage equipment stromatolite electricity core and composite power electricity core. The utility model discloses an adjustable temperature control type energy storage equipment electricity core, stromatolite electricity core and compound power electricity core can adjust and control the inside temperature of electricity core.
Description
Technical Field
The utility model belongs to the technical field of energy storage equipment, specific be an adjustable temperature accuse type energy storage equipment electricity core, stromatolite electricity core and composite power electricity core.
Background
The lithium battery generates heat, which is a common phenomenon in life, and is often found in wireless household appliances such as mobile phones and notebook computers using the lithium battery as a power supply, because the lithium battery can generate chemical reaction inside the battery when discharging, a large amount of heat energy is generated, the temperature of the battery is increased, and people can feel the temperature when touching with hands, which is a common phenomenon in most lithium batteries.
The harm of the heating phenomenon to the lithium battery is mainly as follows:
1. the battery excessively heats for a long time to cause the temperature of internal parts to rise, and the normal work of the parts is influenced;
2. the heat of the battery can be increased due to long-time heating of the battery, and if the battery is a sealed battery, the air in the battery can be expanded violently, so that the battery looks like an external bulge and explodes seriously;
3. the long-term excessive heating of the battery can accelerate the aging process of the product and shorten the service life of the product.
In the practical application, the battery generally can be placed in a sealed box, and if the heat that the lithium cell produced can't in time be got rid of through the box, then can lead to the temperature rising in the box, have safe risk.
Disclosure of Invention
In view of this, the utility model aims at providing an adjustable temperature control type energy storage equipment electricity core, stromatolite electricity core and compound power electricity core can adjust and control the inside temperature of electricity core.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model discloses at first provide a controllable temperature accuse type energy storage equipment electricity core, including electric core body, this internal interval of electric core is equipped with two piece at least mass flow bodys, all including two tip mass flow bodys that are located both ends in the mass flow body, two in the tip mass flow body, have a slice at least the tip mass flow body is equipped with the control by temperature change skeleton on the side of another slice of tip mass flow body dorsad, in the control by temperature change skeleton or control by temperature change skeleton and corresponding be equipped with a plurality of coolant passageways that are used for the coolant circulation between the tip mass flow body.
Further, the current collector positioned between the two end current collectors is an intermediate current collector;
when the number of the middle current collectors is 0, a first active material layer and a second active material layer are respectively arranged on the opposite side surfaces of the two end current collectors, and electrolyte is arranged between the first active material layer and the second active material layer;
when the quantity of the middle mass flow body is greater than 1, adjacent two on the middle mass flow body side in opposite directions or adjacent be equipped with first active material layer and second active material layer on middle mass flow body and the tip mass flow body side in opposite directions respectively, be equipped with the electrolyte between first active material layer and the second active material layer.
Further, be equipped with respectively on the both sides side of middle mass flow body first active material layer and second active material layer, or be equipped with simultaneously on the both sides side of middle mass flow body first active material layer or second active material layer.
Furthermore, all or part of the current collector in the battery cell body is provided with a temperature detection unit.
Further, the temperature detection unit is including setting up temperature detection point on the mass flow side, the temperature detection point is located the middle part of the mass flow body, just be equipped with the material on the temperature detection point with the different temperature sensing material of the mass flow body, on the mass flow body with the temperature detection point one-to-one be equipped with the material with the different temperature detection line of the mass flow body, the one end of temperature detection line with temperature sensing material links to each other, and the other end extends to the edge of the mass flow body.
Further, the thermosensitive material is a semiconductor thermosensitive material, a metal thermosensitive material, an alloy thermosensitive material, a metal oxide thermosensitive material, a metal composite layer material or a metal heterojunction thermosensitive material;
the semiconductor thermosensitive material includes, but is not limited to, a single crystal semiconductor, a polycrystalline semiconductor, a glass semiconductor, and an organic semiconductor;
the metal heat-sensitive material includes but is not limited to metal platinum, metal manganese, metal cobalt, metal nickel and metal copper;
the alloy heat-sensitive material comprises, but is not limited to, cobalt-based alloy materials, nickel-based alloy materials, iron-based alloy materials and manganese-based alloy materials;
the metal oxide heat-sensitive materials include, but are not limited to, manganese oxides, cobalt oxides, nickel oxides, and copper oxides;
the metal composite layer material includes but is not limited to platinum-ruthenium composite layer, manganese-cobalt composite layer, nickel-cobalt composite layer, iron-nickel composite layer;
the metal heterojunction thermal sensitive material includes, but is not limited to, platinum-ruthenium heterojunction, manganese-cobalt heterojunction, nickel-cobalt heterojunction, iron-nickel heterojunction.
Further, the mass flow body is L, wide for the square of W for length, just two long limits of the mass flow body are translation L respectively in opposite directions1And two wide edges respectively translate in opposite directions W1The area enclosed by the rear part is a temperature detection area, the temperature detection point is arranged in the temperature detection area, and L is1＝aL，W1bW, wherein a and b are coefficients, a is 0-0.5, and b is 0-0.5.
Further, the temperature detection points comprise a center detection point arranged at the geometric center of the temperature detection area and/or diagonal detection points arranged at four diagonal positions of the temperature detection area and/or a midpoint detection point arranged at the middle line position of four sides of the temperature detection area.
Further, the temperature detection point array is disposed within the temperature detection area.
Further, when the temperature detection unit is arranged on part of the current collectors of the battery core body, the current collectors provided with the temperature detection unit are temperature control type current collectors, the current collectors not provided with the temperature detection unit are non-temperature control type current collectors, and the number of the non-temperature control type current collectors between the two adjacent temperature control type current collectors is equal.
Further, the energy storage device is a battery or a capacitor.
The utility model also provides an adjustable temperature control type energy storage equipment stromatolite electricity core, its characterized in that: the temperature control framework is positioned between two adjacent temperature-adjustable and controllable energy storage equipment battery cores.
Furthermore, the temperature control framework is made of an electronic conducting and ion insulating material;
when two adjacent temperature-adjustable and temperature-controllable energy storage equipment battery cores are connected in series, the first active material layer and the second active material layer are respectively arranged on the side surfaces, opposite to each other, of two end current collectors positioned on the two sides of the same temperature control framework;
when two adjacent temperature-adjustable and temperature-controllable energy storage equipment battery cores are connected in parallel, the first active material layer or the second active material layer is arranged on the side surface, opposite to each other, of the two end current collectors on the two sides of the same temperature control framework.
Further, when two adjacent temperature-adjustable and controllable energy storage equipment electric cores are independent from each other, the temperature-controllable framework is made of an electronic insulation and ion insulation material.
Further, the temperature control framework adopts a corrugated sheet arranged between two adjacent temperature-adjustable and controllable energy storage equipment electric cores, and the corrugated sheet is provided with mutually parallel corrugated structures; the wave crests and the wave troughs of the wave structures are respectively in contact fit with the end current collectors positioned on the two sides of the wave structures, and cooling medium passages for cooling medium circulation are formed between the wave structures and the corresponding end current collectors; or, the both ends of wave form piece be equipped with respectively with wave form structure's crest and trough contact complex laminating piece, wave form structure with correspond form between the laminating piece and be used for the cooling medium circulation the cooling medium passageway, two the laminating piece respectively with both sides the laminating of tip mass flow body.
Further, the wave-shaped structure forms a sine wave structure, a rectangular wave structure or a trapezoidal wave structure.
Furthermore, the temperature control framework adopts a temperature control body arranged between two adjacent temperature-adjustable and temperature-controllable energy storage equipment electric cores, and a plurality of cooling medium channels for cooling medium circulation are arranged in the temperature control body.
The utility model also provides an energy storage equipment composite power electric core with adjustable temperature and control, which comprises at least one battery unit and at least one capacitor unit;
the battery unit adopts the temperature-adjustable and controllable energy storage equipment battery cell or the temperature-adjustable and controllable energy storage equipment laminated battery cell; and/or the presence of a gas in the gas,
the capacitor unit adopts the temperature-adjustable and controllable energy storage equipment battery cell or the temperature-adjustable and controllable energy storage equipment laminated battery cell.
Furthermore, adjacent battery unit and electric capacity unit are overlapped together between one another, and adjacent be equipped with between battery unit and the electric capacity unit and connect the skeleton, be equipped with a plurality of cooling channels that are used for the coolant circulation in connecting the skeleton or connect the skeleton and correspond battery unit or electric capacity unit.
Further, when the adjacent battery units and the adjacent capacitor units are connected in series or in parallel, the connection framework arranged between the battery units and the capacitor units is made of an electronically conductive and ionically insulating material;
when the adjacent battery units and the capacitor units are independent from each other, the connection framework arranged between the battery units and the capacitor units is made of an electronic insulation and ion insulation material.
The beneficial effects of the utility model reside in that:
the utility model discloses an adjustable temperature control type energy storage equipment electricity core is through setting up the control by temperature change skeleton on the tip mass flow body to set up the coolant passage in the control by temperature change skeleton or between control by temperature change skeleton and tip mass flow body, so, through at coolant passage circulated coolant, the heat transfer between coolant and the electricity core takes away the heat that the electricity core produced, thereby reaches the technical purpose who adjusts electric core temperature and control electric core temperature.
Through set up temperature detecting element on the mass flow body, can real-time detection electric core inside temperature through temperature detecting element, through setting up the temperature check point in the side middle part of the mass flow body to set up the temperature sensing material on the temperature check point, and utilize the temperature detection line to draw forth, so, can pass through temperature sensing material and temperature detection line real-time detection temperature, solved the unable real-time detection of electric core inside temperature and the problem of control among the prior art.
Drawings
In order to make the purpose, technical scheme and beneficial effect of the utility model clearer, the utility model provides a following figure explains:
fig. 1 is a schematic structural diagram of an embodiment 1 of an electric core of the temperature-adjustable and controllable energy storage device of the present invention;
fig. 2 is a schematic view of a second structure of a battery cell of the temperature-adjustable and controllable energy storage device in this embodiment;
fig. 3 is a schematic structural diagram of a third structure of a battery cell of the temperature-adjustable and controllable energy storage device in this embodiment;
FIG. 4 is a schematic structural diagram of a current collector provided with a temperature detection unit;
fig. 5 is a schematic structural diagram of embodiment 2 of the laminated electrical core of the temperature-adjustable and controllable energy storage device of the present invention;
FIG. 6 is detail A of FIG. 5;
fig. 7 is a schematic diagram of a second structure of a laminated cell of the temperature-adjustable and controllable energy storage device in this embodiment;
FIG. 8 is detail B of FIG. 7;
fig. 9 is a schematic diagram of a third structure of a laminated battery cell of the temperature-adjustable and controllable energy storage device in this embodiment;
FIG. 10 is detail C of FIG. 10;
fig. 11 is a schematic diagram of a fourth structure of a laminated cell of the temperature-adjustable and controllable energy storage device in this embodiment;
FIG. 12 is detail D of FIG. 12;
fig. 13 is the structure diagram of the composite power cell 3 of the temperature-adjustable and controllable energy storage device of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.
Example 1
As shown in fig. 1, it is the structural schematic diagram of embodiment 1 of the temperature-adjustable and controllable energy storage device electrical core of the present invention. The adjustable temperature control type energy storage equipment electricity core of this embodiment, including electric core body, this internal interval of electric core is equipped with two piece at least mass flow bodys, including two tip mass flow bodys 1 that are located both ends in all mass flow bodys, in two tip mass flow bodys 1, have at least one slice tip mass flow body 1 and be equipped with control by temperature change skeleton 3 on the side of another piece tip mass flow body 1 dorsad, be equipped with a plurality of coolant passageways 4 that are used for the coolant circulation in the control by temperature change skeleton 3 or between control by temperature change skeleton 3 and the tip mass flow body.
Further, the current collector positioned between the two end current collectors 1 is an intermediate current collector 2. As shown in fig. 1, when the number of the intermediate current collectors 2 is 0, the two end current collectors 1 are respectively provided with a first active material layer 5 and a second active material layer 6 on the opposite sides, and an electrolyte 7 is provided between the first active material layer 5 and the second active material layer 6. As shown in fig. 2, when the number of the intermediate current collectors 2 is greater than 1, a first active material layer 4 and a second active material layer 5 are respectively disposed on the facing side surfaces of two adjacent intermediate current collectors 2 or the facing side surfaces of the adjacent intermediate current collectors 2 and the end current collector 1, and an electrolyte 7 is disposed between the first active material layer 5 and the second active material layer 6. Specifically, a first active material layer 5 and a second active material layer 6 are respectively disposed on two side surfaces of the intermediate current collector 2, and two cells located on two sides of the intermediate current collector 2 are connected in series at this time, as shown in fig. 2. When the first active material layer or the second active material layer is simultaneously disposed on the two side surfaces of the intermediate current collector 2, the two battery cells located on the two sides of the intermediate current collector 2 are connected in parallel, as shown in fig. 3.
Furthermore, all or part of the current collector in the battery cell body is provided with a temperature detection unit. As shown in fig. 2, temperature detection units are disposed on all current collectors in the cell body. As shown in fig. 3, a temperature detection unit is disposed on a part of the current collectors of the cell body, at this time, the current collectors provided with the temperature detection unit are temperature control type current collectors, and the current collectors not provided with the temperature detection unit are non-temperature control type current collectors, so that the number of the non-temperature control type current collectors between two adjacent temperature control type current collectors is equal.
Specifically, the temperature detecting unit of this embodiment is including setting up the temperature detection point 8 on the current collector side, and temperature detection point 8 is located the middle part of the current collector, and is equipped with the temperature sensing material that material and current collector are different on the temperature detection point 8, is equipped with the temperature detection line 9 that material and current collector are different with temperature detection point 8 one-to-one on the current collector, and the one end of temperature detection line 9 links to each other with the temperature sensing material, and the other end extends to the edge of the current collector. Specifically, the thermosensitive material is a semiconductor thermosensitive material, a metal thermosensitive material, an alloy thermosensitive material, a metal oxide thermosensitive material, a metal composite layer material or a metal heterojunction thermosensitive material. Semiconductor thermosensitive materials include, but are not limited to, single crystal semiconductors, polycrystalline semiconductors, glass semiconductors, and organic semiconductors. Metallic heat sensitive materials include, but are not limited to, metallic platinum, metallic manganese, metallic cobalt, metallic nickel, and metallic copper. Alloy heat sensitive materials include, but are not limited to, cobalt-based alloy materials, nickel-based alloy materials, iron-based alloy materials, and manganese-based alloy materials. Metal oxide heat sensitive materials include, but are not limited to, manganese oxides, cobalt oxides, nickel oxides, and copper oxides. The metal composite layer material includes, but is not limited to, platinum-ruthenium composite layer, manganese-cobalt composite layer, nickel-cobalt composite layer, iron-nickel composite layer. Metal heterojunction thermal sensitive materials include, but are not limited to, platinum-ruthenium heterojunctions, manganese-cobalt heterojunctions, nickel-cobalt heterojunctions, iron-nickel heterojunctions. The temperature detection line 3 is a metal wire, and gold wires, silver wires and the like which are different from the current collector body 1 in material can be adopted, so that the description is omitted.
Further, the current collector body 1 is square with a length of L and a width of W, and two long sides of the current collector body 1 respectively translate in opposite directions by L1And two wide edges respectively translate in opposite directions W1The region enclosed at the back is a temperature detection region 10, the temperature detection point 8 is arranged in the temperature detection region 10, and L1＝aL，W1bW, wherein a and b are coefficients, a is 0-0.5, and b is 0-0.5. The area is generally poor in heat dissipation in the middle part of mass flow body, and the temperature is higher for 0.25, 0.25 is become to b, and like this, set up temperature detection point 8 in temperature detection area 10, can realize the real-time detection to the regional temperature in the middle part of the mass flow body.
The temperature detection points 8 can be distributed in the temperature detection area 10 in various ways. Such as the temperature sensing points including a center sensing point disposed at the geometric center of the temperature sensing area 10 and/or diagonal sensing points disposed at four diagonal positions of the temperature sensing area and/or a midpoint sensing point disposed at a position of a middle line of four sides of the temperature sensing area. Of course, the temperature detection points 8 may also be arranged in an array within the temperature detection area 10. The temperature detection points 8 of the present embodiment include a center detection point provided at the geometric center of the temperature detection area 10 and diagonal detection points provided at four diagonal positions of the temperature detection area.
Further, the energy storage device is a battery or a capacitor. When the energy storage device is a battery, the first active material layer 5 is a positive electrode active material layer, and the second active material layer 6 is a negative electrode active material layer; when the energy storage device is a capacitor, the first active material layer 5 is a first capacitor active material layer, and the second active material layer 6 is a second capacitor active material layer.
Example 2
As shown in fig. 5, it is the structural schematic diagram of embodiment 2 of the laminated electrical core of the temperature-adjustable and controllable energy storage device of the present invention. The laminated cell of the temperature-adjustable and controllable energy storage device in this embodiment includes at least two laminated cells 11 of the temperature-adjustable and controllable energy storage device as described in embodiment 1, and the temperature control framework 3 is located between two adjacent laminated cells 11 of the temperature-adjustable and controllable energy storage device.
Further, the temperature control framework 3 is made of an electronic conducting and ion insulating material;
when two adjacent temperature-adjustable and controllable energy storage device battery cells 11 are connected in series, a first active material layer 5 and a second active material layer 6 are respectively arranged on the side surfaces, opposite to each other, of two end current collectors 1 on the two sides of the same temperature-controllable framework 11, as shown in fig. 5 and 9; when two adjacent temperature-adjustable and controllable energy storage device cells 11 are connected in parallel, the first active material layer 5 or the second active material layer 6 is simultaneously disposed on the side surface of the two end current collectors 1 on the two sides of the same temperature-controllable framework 3, which is opposite to the current collector 1, as shown in fig. 7 and 11. Of course, when two adjacent temperature-controllable energy storage device cells 11 are independent of each other, the temperature-controllable framework 3 may be made of an electronically-insulating and ionically-insulating material.
Further, the temperature control framework 3 adopts a corrugated sheet arranged between two adjacent temperature-adjustable and controllable energy storage equipment electric cores, and the corrugated sheet is provided with mutually parallel corrugated structures; wave crests and wave troughs of the wave structures are respectively in contact fit with the end current collectors 1 positioned on the two sides of the wave structures, and cooling medium passages 4 for cooling medium circulation are formed between the wave structures and the corresponding end current collectors 1; or, the both ends of wave form piece are equipped with respectively with wave form structure's crest and trough contact complex laminating piece, form between wave form structure and the laminating piece that corresponds and be used for the coolant passageway 4 of coolant circulation, and two laminating pieces laminate with the tip mass flow body 1 of both sides respectively. The waveform structure may be in various forms, that is, the waveform structure is a sine wave structure as shown in fig. 7, the waveform structure is a rectangular wave structure as shown in fig. 11, and the waveform structure is a trapezoidal wave structure as shown in fig. 5. Of course, the temperature control framework 3 may also be implemented in other various manners, for example, the temperature control framework 3 is a temperature control body disposed between two adjacent temperature-adjustable energy storage device cells, and a plurality of cooling medium channels 4 for circulating a cooling medium are disposed in the temperature control body, as shown in fig. 9.
Example 3
As shown in fig. 13, it is the structural schematic diagram of embodiment 3 of the composite power cell of the temperature-adjustable and controllable energy storage device of the present invention. The composite power cell of the temperature-adjustable and controllable energy storage device of the embodiment includes at least one battery unit 20 and at least one capacitor unit 30;
the battery unit 20 adopts the temperature-adjustable and controllable energy storage device cell described in embodiment 1 or the temperature-adjustable and controllable energy storage device laminated cell described in embodiment 2; and/or the capacitor unit 30 adopts the temperature-adjustable and controllable energy storage device cell described in embodiment 1 or the temperature-adjustable and controllable energy storage device laminated cell described in embodiment 2.
Furthermore, adjacent battery units 20 and capacitor units 30 are stacked together, a connecting framework 40 is arranged between the adjacent battery units 20 and capacitor units 30, and a plurality of cooling channels 41 for circulation of cooling medium are arranged in the connecting framework 40 or between the connecting framework 40 and the corresponding battery unit 20 or capacitor unit 30.
Specifically, when the adjacent battery cells 20 and the capacitor cells 30 are connected in series or in parallel, the connection frame 40 disposed between the battery cells 20 and the capacitor cells 30 is made of an electronically conductive but ionically insulating material; when the adjacent battery cells 20 and capacitor cells 30 are independent from each other, the connection frame 40 disposed between the battery cells 20 and the capacitor cells 30 is made of an electrically and ionically insulating material.
The structure of the connection frame 40 of the present embodiment is the same as that of the temperature control frame 3 of the embodiment 2, and the description thereof will not be repeated.
The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. Equivalent substitutes or changes made by the technical personnel in the technical field on the basis of the utility model are all within the protection scope of the utility model. The protection scope of the present invention is subject to the claims.
Claims (20)
1. The utility model provides an adjustable temperature control type energy storage equipment electricity core which characterized in that: including the electric core body, this internal interval of electric core is equipped with two piece at least mass flow bodies, all including two tip mass flow bodies that are located both ends in the mass flow body, two in the tip mass flow body, at least one slice be equipped with the control by temperature change skeleton on the side of tip mass flow body another tip mass flow body dorsad, in the control by temperature change skeleton or control by temperature change skeleton and corresponding be equipped with a plurality of coolant passageways that are used for the coolant circulation between the tip mass flow body.
2. The temperature-adjustable and controllable energy storage equipment electric core according to claim 1, characterized in that: the current collector positioned between the two current collectors at the end parts is an intermediate current collector;
when the number of the middle current collectors is 0, a first active material layer and a second active material layer are respectively arranged on the opposite side surfaces of the two end current collectors, and electrolyte is arranged between the first active material layer and the second active material layer;
when the quantity of the middle mass flow body is greater than 1, adjacent two on the middle mass flow body side in opposite directions or adjacent be equipped with first active material layer and second active material layer on middle mass flow body and the tip mass flow body side in opposite directions respectively, be equipped with the electrolyte between first active material layer and the second active material layer.
3. The temperature-adjustable and controllable energy storage equipment electric core according to claim 2, characterized in that: the current collector is characterized in that the first active material layer and the second active material layer are respectively arranged on the two side faces of the middle current collector, or the first active material layer or the second active material layer is simultaneously arranged on the two side faces of the middle current collector.
4. The temperature-adjustable and controllable energy storage equipment electric core according to claim 1, characterized in that: and all or part of the current collector in the battery cell body is provided with a temperature detection unit.
5. The temperature-adjustable and controllable energy storage equipment electric core according to claim 4, characterized in that: the temperature detection unit comprises a temperature detection point arranged on the side face of the current collector, the temperature detection point is located in the middle of the current collector, thermosensitive materials which are made of different materials and are different from the current collector are arranged on the temperature detection point, temperature detection lines which are made of different materials and are different from the current collector are arranged on the current collector in a one-to-one correspondence mode with the temperature detection point, one end of each temperature detection line is connected with the thermosensitive materials, and the other end of each temperature detection line extends to the edge of the current collector.
6. The temperature-adjustable and controllable energy storage equipment electric core according to claim 5, characterized in that: the thermosensitive material is a semiconductor thermosensitive material, a metal thermosensitive material, an alloy thermosensitive material, a metal oxide thermosensitive material, a metal composite layer material or a metal heterojunction thermosensitive material;
the semiconductor thermosensitive material comprises a single crystal semiconductor, a polycrystalline semiconductor, a glass semiconductor or an organic semiconductor;
the metal heat-sensitive material comprises metal platinum, metal manganese, metal cobalt, metal nickel or metal copper;
the alloy heat-sensitive material comprises a cobalt-based alloy material, a nickel-based alloy material, an iron-based alloy material or a manganese-based alloy material;
the metal oxide thermosensitive material comprises manganese oxide, cobalt oxide, nickel oxide or copper oxide;
the metal composite layer material comprises a platinum-ruthenium composite layer, a manganese-cobalt composite layer, a nickel-cobalt composite layer or an iron-nickel composite layer;
the metal heterojunction thermal sensitive material comprises a platinum-ruthenium heterojunction, a manganese-cobalt heterojunction, a nickel-cobalt heterojunction or an iron-nickel heterojunction.
7. The temperature-adjustable and controllable energy storage equipment electric core according to claim 5, characterized in that: the mass flow body is for being long for L, wide for the square of W, just two long limits of the mass flow body are translation L respectively in opposite directions1And two wide edges respectively translate in opposite directions W1The area enclosed by the rear part is a temperature detection area, the temperature detection point is arranged in the temperature detection area, and L is1=aL，W1And (h) = bW, wherein a and b are coefficients, a is more than or equal to 0 and less than or equal to 0.5, and b is more than or equal to 0 and less than or equal to 0.5.
8. The temperature-adjustable and controllable energy storage equipment electric core according to claim 7, characterized in that: the temperature detection points comprise a center detection point arranged at the geometric center of the temperature detection area and/or diagonal detection points arranged at four diagonal positions of the temperature detection area and/or a midpoint detection point arranged at the middle line position of four sides of the temperature detection area.
9. The temperature-adjustable and controllable energy storage equipment electric core according to claim 7, characterized in that: the temperature detection point array is arranged in the temperature detection area.
10. The temperature-adjustable and controllable energy storage equipment electric core according to claim 4, characterized in that: when the temperature detection unit is arranged on part of the current collector of the battery core body, the current collector provided with the temperature detection unit is a temperature control type current collector, the current collector not provided with the temperature detection unit is a non-temperature control type current collector, and the number of the non-temperature control type current collectors between the two adjacent temperature control type current collectors is equal.
11. The temperature-adjustable and controllable energy storage device cell according to any of claims 1-10, wherein: the energy storage device is a battery or a capacitor.
12. The utility model provides an adjustable temperature control type energy storage equipment stromatolite electricity core which characterized in that: the energy storage device comprises at least two adjustable temperature control type energy storage device battery cells according to any one of claims 1 to 11, wherein the temperature control framework is positioned between two adjacent adjustable temperature control type energy storage device battery cells.
13. The laminated cell of the temperature-adjustable and controllable energy storage device of claim 12, wherein:
the current collector positioned between the two current collectors at the end parts is an intermediate current collector;
when the number of the middle current collectors is 0, a first active material layer and a second active material layer are respectively arranged on the opposite side surfaces of the two end current collectors, and electrolyte is arranged between the first active material layer and the second active material layer;
when the number of the intermediate current collectors is greater than 1, a first active material layer and a second active material layer are respectively arranged on the opposite side surfaces of two adjacent intermediate current collectors or the opposite side surfaces of the adjacent intermediate current collectors and the end current collectors, and an electrolyte is arranged between the first active material layer and the second active material layer;
the temperature control framework is made of an electronic conductive and ion insulating material;
when two adjacent temperature-adjustable and temperature-controllable energy storage equipment battery cores are connected in series, the first active material layer and the second active material layer are respectively arranged on the side surfaces, opposite to each other, of two end current collectors positioned on the two sides of the same temperature control framework;
when two adjacent temperature-adjustable and temperature-controllable energy storage equipment battery cores are connected in parallel, the first active material layer or the second active material layer is arranged on the side surface, opposite to each other, of the two end current collectors on the two sides of the same temperature control framework.
14. The laminated cell of the temperature-adjustable and controllable energy storage device of claim 12, wherein: when two adjacent temperature-adjustable and controllable energy storage equipment electric cores are independent from each other, the temperature control framework is made of an electronic insulation and ion insulation material.
15. The laminated cell of the temperature-adjustable and controllable energy storage device of any one of claims 12-14, wherein: the temperature control framework adopts a corrugated sheet arranged between two adjacent temperature-adjustable and controllable energy storage equipment cells, and the corrugated sheet is provided with mutually parallel corrugated structures; the wave crests and the wave troughs of the wave structures are respectively in contact fit with the end current collectors positioned on the two sides of the wave structures, and cooling medium passages for cooling medium circulation are formed between the wave structures and the corresponding end current collectors; or, the both ends of wave form piece be equipped with respectively with wave form structure's crest and trough contact complex laminating piece, wave form structure with correspond form between the laminating piece and be used for the cooling medium circulation the cooling medium passageway, two the laminating piece respectively with both sides the laminating of tip mass flow body.
16. The laminated cell of the temperature-adjustable and controllable energy storage device of claim 15, wherein: the wave structure forms a sine wave structure, a rectangular wave structure or a trapezoidal wave structure.
17. The laminated cell of the temperature-adjustable and controllable energy storage device of any one of claims 12-14, wherein: the temperature control framework adopts a temperature control body arranged between two adjacent temperature-adjustable and temperature-controllable energy storage equipment cells, and a plurality of cooling medium channels for cooling medium circulation are arranged in the temperature control body.
18. The utility model provides an adjustable temperature control type energy storage equipment composite power electricity core which characterized in that: comprises at least one battery unit and at least one capacitor unit;
the battery unit adopts the temperature-adjustable and controllable energy storage device cell of any one of claims 1 to 11 or the temperature-adjustable and controllable energy storage device laminated cell of any one of claims 12 to 17; and/or the presence of a gas in the gas,
the capacitor unit adopts the temperature-adjustable and controllable energy storage device cell of any one of claims 1 to 11 or the temperature-adjustable and controllable energy storage device laminated cell of any one of claims 12 to 17.
19. The composite power cell of the adjustable temperature control type energy storage device of claim 18, wherein: adjacent battery unit and electric capacity unit are overlapped together between the layer, and adjacent be equipped with between battery unit and the electric capacity unit and connect the skeleton, connect in the skeleton or connect the skeleton and correspond be equipped with a plurality of cooling channels that are used for the coolant circulation between battery unit or the electric capacity unit.
20. The composite power cell of the adjustable temperature control type energy storage device of claim 19, wherein:
when the adjacent battery units and the adjacent capacitor units are connected in series or in parallel, the connection framework arranged between the battery units and the capacitor units is made of an electronic conductive and ion-insulating material;
when the adjacent battery units and the capacitor units are independent from each other, the connection framework arranged between the battery units and the capacitor units is made of an electronic insulation and ion insulation material.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113991215A (en) * | 2021-10-28 | 2022-01-28 | 深圳市顺熵科技有限公司 | Power battery module, power battery pack and thermal management method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113991215A (en) * | 2021-10-28 | 2022-01-28 | 深圳市顺熵科技有限公司 | Power battery module, power battery pack and thermal management method thereof |
| WO2023070905A1 (en) * | 2021-10-28 | 2023-05-04 | 深圳市顺熵科技有限公司 | Power battery module, power battery pack thereof, and thermal management method therefor |
| TWI830387B (en) * | 2021-10-28 | 2024-01-21 | 大陸商深圳市順熵科技有限公司 | Power battery module, power battery pack and thermal management method thereof |
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