WO2023090933A1 - 전지 트레이 및 이를 이용한 전지의 제조방법 - Google Patents
전지 트레이 및 이를 이용한 전지의 제조방법 Download PDFInfo
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- WO2023090933A1 WO2023090933A1 PCT/KR2022/018299 KR2022018299W WO2023090933A1 WO 2023090933 A1 WO2023090933 A1 WO 2023090933A1 KR 2022018299 W KR2022018299 W KR 2022018299W WO 2023090933 A1 WO2023090933 A1 WO 2023090933A1
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- Prior art keywords
- battery
- battery tray
- tray
- heat dissipation
- batteries
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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
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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
- H01M10/04—Construction or manufacture in general
-
- 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
- H01M10/04—Construction or manufacture in general
- H01M10/0404—Machines for assembling batteries
-
- 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
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/44—Methods for charging or discharging
-
- 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
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/44—Methods for charging or discharging
- H01M10/446—Initial charging measures
-
- 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
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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
- H01M10/64—Heating or cooling; Temperature control characterised by the shape of the cells
- H01M10/643—Cylindrical cells
-
- 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
- H01M10/6562—Gases with free flow by convection only
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
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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
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/204—Racks, modules or packs for multiple batteries or multiple cells
- H01M50/207—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape
- H01M50/213—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for cells having curved cross-section, e.g. round or elliptic
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/289—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by spacing elements or positioning means within frames, racks or packs
- H01M50/291—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by spacing elements or positioning means within frames, racks or packs characterised by their shape
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries
- H02J7/875—Charging or discharging for charge maintenance, battery initiation or rejuvenation
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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
Definitions
- the present invention relates to a battery tray capable of improving a temperature deviation in a battery activation process and a method of manufacturing a battery using the same.
- lithium secondary batteries are in the limelight due to their advantages of free charging and discharging, low self-discharge rate, and high energy density, since the memory effect hardly occurs compared to nickel-based secondary batteries.
- a lithium secondary battery mainly use a lithium-based oxide and a carbon material as a positive electrode active material and a negative electrode active material, respectively.
- a lithium secondary battery includes an electrode assembly in which a unit cell having a structure in which a positive electrode plate coated with a positive electrode active material is disposed on a positive electrode current collector and a negative electrode plate coated with a negative electrode active material is disposed with a separator interposed therebetween, and the electrode An exterior material, that is, a battery case, which seals and accommodates the assembly together with the electrolyte is provided.
- the lithium secondary battery is classified into a can-type secondary battery in which the electrode assembly is embedded in a cylindrical or prismatic metal can and a pouch-type secondary battery in which the electrode assembly is embedded in a pouch of an aluminum laminate sheet.
- a secondary battery is manufactured through a process of assembling a cell and a process of activating the battery.
- the battery activation step the battery is loaded on a tray, and charging/discharging and aging are performed under conditions necessary for activation.
- self-heating of the battery occurs up to a temperature higher than the set temperature due to chemical reactions during charging and discharging of the battery and high-temperature aging, and self-heating of the battery may cause deterioration in the performance of the battery.
- the battery is cooled to an appropriate temperature by blowing air through the battery.
- FIG. 1 is a top view of a conventional battery tray accommodating a plurality of conventional cylindrical batteries.
- a conventional battery tray 10 is provided with pockets 2 for accommodating a plurality of batteries at a constant pitch.
- These pockets 12 are formed at a constant pitch in the X direction (horizontal direction) and Y direction (vertical direction), respectively, and batteries are accommodated in these pockets 12 one by one.
- a partition wall 11 is installed in the battery tray 10, and a square pocket 12 is formed so as to be surrounded on all sides by the partition wall 1.
- an insertion hole 13 into which a charge/discharge terminal is inserted is formed in the bottom portion, and the charge/discharge terminal is inserted through the insertion hole so that the batteries can be charged and discharged under conditions necessary for activation while stored in the tray.
- the charge/discharge terminals are electrically connected to the batteries stored in the tray.
- the battery tray performs an activation step in a state in which a plurality of trays accommodating the batteries are stacked.
- the conventional battery tray structure is not smooth in heat flow, Depending on the location, it may cause uneven cooling.
- the present invention is to solve the problems of the prior art, to provide a battery tray of a novel structure that can improve the temperature deviation according to the storage position of the battery by improving the heat flow of the tray.
- a battery tray is a battery tray for accommodating a plurality of batteries in a battery manufacturing process, and at the bottom of a housing in which batteries are accommodated, a plurality of insertion holes into which charge/discharge terminals are inserted and air A plurality of heat dissipation holes are formed for the flow of
- a battery tray includes partition walls forming a plurality of rectangular pockets for accommodating batteries one by one.
- one insertion hole is formed at its bottom.
- the insertion hole is formed at the center of the bottom of the pocket.
- the heat dissipation hole is formed on the outer periphery of the insertion hole as a center.
- heat dissipation holes are formed on the outer periphery thereof.
- the diameter of the heat dissipation hole is 3 mm to 12 mm.
- the housing, the bottom portion; and side walls each vertically extending from the four corner portions of the bottom portion and having a predetermined height.
- a plurality of sidewall heat dissipation holes are formed in the sidewall.
- a battery tray according to an embodiment of the present invention has a structure capable of vertically stacking a plurality of battery trays.
- a battery tray according to an embodiment of the present invention has an open upper surface, and the pocket is configured so that a cylindrical battery can be accommodated therein in a standing state.
- an activation process is performed by accommodating a plurality of batteries in the battery tray.
- the battery tray of the present invention is provided with a heat dissipation hole at the bottom, so that the heat generated from the battery flows smoothly through the heat dissipation hole, even if the location where the battery is stored is different depending on the center or outer edge of the tray. , the temperature deviation is reduced.
- FIG. 1 is a top view of a conventional battery tray accommodating a plurality of conventional cylindrical batteries.
- FIG. 2 is a perspective view of a battery tray according to an embodiment of the present invention.
- FIG 3 is a top view of a battery tray according to an embodiment of the present invention.
- FIG. 4 is a view showing a state in which battery trays are stacked according to an embodiment of the present invention.
- FIG 5 is an enlarged view of one vertex of an upper view of a battery tray according to another embodiment of the present invention.
- Example 6 is a graph showing the temperature measurement results of the experimental example with respect to the tray of Example 2 of the present invention.
- FIGS. 2 to 4 An embodiment of the present invention will be described with reference to FIGS. 2 to 4 .
- Figure 2 is a perspective view of a battery tray according to an embodiment of the present invention
- Figure 3 is a top view and a partially enlarged view of the battery tray according to an embodiment of the present invention
- Figure 4 is an embodiment of the present invention According to, it is a view showing a state in which the battery trays are stacked.
- the housing 110 in which the battery is accommodated is formed in a square shape with the top side open, and a plurality of batteries can be accommodated therein in an upright state, there is.
- a plurality of insertion holes 120 into which charge/discharge terminals are inserted and a plurality of heat dissipation holes 130 for air flow are formed at the bottom of the housing 110.
- the heat dissipation hole facilitates the flow of heat generated from the battery from the central portion to the outer portion of the tray, and when the trays are stacked, facilitates the flow of heat from the bottom to the top of the stack of trays. Therefore, the battery tray of the present invention facilitates the thermal flow of heat emitted from the battery during the activation step, thereby reducing the temperature deviation between the batteries according to the location where the batteries are accommodated, and in the conventional tray structure, the center of the tray In the case of a battery housed in a battery, heat does not move to the outside and stays as it is, and the battery is not cooled properly, which can degrade performance. This problem can also be improved.
- a plurality of pockets 140 are provided in the battery tray 100 to accommodate a plurality of batteries at a constant pitch. These pockets 140 are formed at a constant pitch in the X direction (horizontal direction) and Y direction (vertical direction), respectively, and batteries are accommodated one by one in these pockets 140.
- a partition wall 150 is installed in the battery tray 100, and a rectangular pocket 140 is formed so as to be surrounded on all sides by the partition wall 150.
- the partition wall 150 is formed along the horizontal direction (X direction) and the vertical direction (Y direction) of the battery tray.
- the pocket 140 allows the cylindrical battery to be held in an upright state.
- the pocket is designed so that a cylindrical battery can be accommodated therein in a standing state.
- a cylindrical battery is placed in an upright state.
- the insertion hole 120 one insertion hole is provided at the center of the bottom of each pocket 140, and the charge/discharge terminal of the battery is inserted into this insertion hole.
- the heat release hole 130 facilitates the flow of heat generated from the battery during the activation process and is formed at the bottom of the tray.
- the heat dissipation hole is formed on the outer periphery centering on the insertion hole, and two to five heat dissipation holes are formed on the outer periphery of each insertion hole.
- the diameter of the heat release hole is 3 mm to 12 mm, preferably 4 mm to 10 mm, more preferably 5 mm to 9 mm.
- the diameter of the heat dissipation hole is too large, the rigidity of the battery tray may be weakened. , It is preferable that it is the said range.
- the heat dissipation holes are arranged around each of the four vertices of the pocket bottom, as shown in FIG. 3, in order to uniformly move the air flow. It is a form
- the housing 110 accommodates a plurality of batteries therein, and includes a bottom portion; and side walls 112 each vertically extending from the four corner portions of the bottom portion and having a predetermined height.
- the bottom part is a part that touches the lower surface of the battery accommodated inside the housing, and has a rectangular shape.
- Vertically extending sidewalls are provided on the left side in the vertical direction, the right side in the vertical direction, the left side in the horizontal direction, and the right side in the horizontal direction, which are four outer sides of the bottom portion.
- a plurality of sidewall heat dissipation holes 160 are formed on the sidewall 112 to facilitate heat flow of the tray. These sidewall heat dissipation holes 160 are formed on each of the four sidewalls, and the sidewall heat dissipation holes may be spaced apart from each other at regular intervals. By forming the heat dissipation hole also on the side wall, heat generated from the battery can flow through the side of the tray, which is more effective in achieving the object of the present invention.
- the battery tray of the present invention a structure capable of stacking a plurality of battery trays in the vertical direction.
- the height of the side wall is higher than the height of the partition wall, so that the partition wall of the lower tray does not interfere with the bottom surface of the upper tray when the battery trays are stacked in the vertical direction.
- the height of the partition wall may be 50% to 95% of the height of the side wall.
- Such battery trays may be manufactured by injection molding of industrial thermoplastics such as engineering plastics. After making the cavity of the mold for manufacturing the battery tray into a shape considering the partition wall, insertion hole, and heat release hole of the present invention, and then performing injection molding, the battery tray having the partition wall, insertion hole, and heat release hole can be integrally manufactured.
- the present invention provides a method for manufacturing a battery in which a plurality of batteries are accommodated in the battery tray and an activation process is performed.
- the activation process may include a process of initially charging the battery to an SOC of 20% to 60%, a process of aging the battery, and a process of fully charging and discharging the battery so that the assembled battery can be used. Since the specific details of the activation process are based on a known method, further description will be omitted.
- the battery tray of the present invention has improved heat flow, when the activation process is performed in a state where the battery is housed in the battery tray of the present invention during the battery activation process, the temperature deviation according to the storage position of the battery is reduced, and the temperature There is an effect of dramatically improving the capacity deviation by uniformizing the rising rate and cooling rate.
- FIG. 5 is a top view of a battery tray according to another embodiment of the present invention.
- a partition wall 250 is installed in the battery tray 200 of the present invention, and a square pocket 240 is formed surrounded by the partition wall 250 on all sides.
- the partition walls 250 are formed along the diagonal direction of the battery tray 200 .
- the arrangement of the pockets is changed in contrast to the pockets in the embodiment shown in FIGS. 2 and 3 . That is, the battery tray of the embodiment shown in FIG. 5 is configured in a form in which the pockets are rotated 45 °, that is, along the diagonal direction of the battery tray 200, in a face-to-face contact form, thereby reducing wasted space, A larger number of batteries can be accommodated.
- the lowest pocket of the leftmost column is in contact with the lower side in the horizontal direction, and the uppermost pocket of the next right column is in contact with the upper side in the horizontal direction.
- one column is in contact with the lower side in the horizontal direction, and the other column is in contact with the upper side in the horizontal direction.
- several rows of pockets are arranged in a horizontal direction, with one column facing downward and the next column facing upward. It is to paste and place without empty space. As a result, more pockets can be arranged in the battery tray without wasted space, and more pockets can be arranged within the same area.
- a battery tray (outer size of 540 mm ⁇ 540 mm, pitch of pockets is 30 mm, and the total number of pockets is 256) as shown in FIGS. 2 to 3 was prepared. At the bottom of each pocket of the prepared tray, one insertion hole for inserting a charge/discharge terminal and heat dissipation holes each having a diameter of 5.6 mm are formed around four vertices.
- Example 1 a battery tray in which the diameter of the heat dissipation hole was changed to 7.0 mm was prepared.
- Example 1 a battery tray in which the diameter of the heat dissipation hole was changed to 8.4 mm was prepared.
- Cylindrical batteries having a diameter of 21.45 mm were accommodated in each of the battery tray pockets of Example 2, and initial charging and high-temperature aging were performed on the batteries in a state where the trays containing the batteries were stacked in five layers.
- the temperature of the central part of the third floor increased to a maximum of 72 ° C
- the temperature of the outer part of the third layer increased to a maximum of 67 ° C
- the temperature difference between the central part and the outer part was found to be a maximum of 5 ° C.
- the outer portion, where the flow of heat is advantageous achieved temperature equilibrium after about 6 hours
- the temperature difference between the central portion of the third layer and the outer portion of the third layer was about 20° C. after about 4 hours and about 10° C. after about 17 hours. It can be seen that the temperature difference between the central part and the outer part is large compared to . In addition, it is shown that the temperature rise trend continues even after 17 hours have elapsed in the central portion, where heat flow is relatively unfavorable, and it can be confirmed that the heat flow in the central portion of the tray is poor.
- DT_max means the maximum temperature difference across the entire volume of the tray, and the smaller the DT_max, the better the heat flow.
- Example 1 Example 2
- Example 3 DT_max 2.8 1.5 1.0
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Secondary Cells (AREA)
- Power Engineering (AREA)
- Sealing Battery Cases Or Jackets (AREA)
Abstract
Description
| 실시예1 | 실시예 2 | 실시예 3 | |
| DT_max | 2.8 | 1.5 | 1.0 |
Claims (12)
- 전지 제조 공정에서, 다수개의 전지를 수납하기 위한 전지 트레이로서,전지가 수용되는 하우징의 바닥부에는, 충방전 단자가 삽입되는 다수의 삽입 구멍 및 공기의 유동을 위한 다수의 열방출 구멍이 형성된 전지 트레이.
- 제 1 항에 있어서,전지를 한 개씩 수납하는 다수의 장방형 포켓(Pocket)을 형성하는 칸막이 벽을 포함하는 전지 트레이.
- 제 2 항에 있어서,각 포켓마다, 그 바닥부에 하나의 삽입 구멍이 형성된 전지 트레이.
- 제 3 항에 있어서,상기 삽입 구멍은, 상기 포켓의 바닥부의 중심에 형성된 전지 트레이.
- 제 1 항에 있어서,상기 열방출 구멍은, 상기 삽입 구멍을 중심으로 그 외주변에 형성되는 전지 트레이.
- 제 5 항에 있어서,하나의 삽입 구멍마다, 그 외주변에 2 개 내지 5 개의 열방출 구멍이 형성되는 전지 트레이.
- 제 1 항에 있어서, 상기 열방출 구멍의 직경은, 3mm 내지 12mm인 전지 트레이.
- 제 1 항에 있어서,상기 하우징은,바닥부; 및 상기 바닥부의 네 개의 모서리부로부터 각 수직 연장되어 소정의 높이를 가지는 측벽을 포함하는 전지 트레이.
- 제 8 항에 있어서, 상기 측벽에는, 다수개의 측벽 열방출 구멍이 형성된 전지 트레이.
- 제 8 항에 있어서,상기 전지 트레이는, 다수의 전지 트레이를 수직 방향으로 적층할 수 있는 구조인 전지 트레이.
- 제 1 항에 있어서,상기 전지 트레이는, 상면 측이 개방되어 있고,상기 포켓은 그 안에 원통형 전지가 기립 상태로 수납될 수 있게 되어 있는 전지 트레이.
- 제 1 항에 따른 전지 트레이에, 다수개의 전지를 수납하여, 활성화 과정을 수행하는, 전지의 제조방법.
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE212022000164.8U DE212022000164U1 (de) | 2021-11-19 | 2022-11-18 | Batteriekorb zur Herstellung einer Batterie mit selbigem |
| US18/290,071 US20240282999A1 (en) | 2021-11-19 | 2022-11-18 | Battery tray and method for manufacturing battery using same |
| CN202290000439.2U CN221057546U (zh) | 2021-11-19 | 2022-11-18 | 电池托盘 |
| CA3238239A CA3238239A1 (en) | 2021-11-19 | 2022-11-18 | Battery tray and method for manufacturing battery using same |
| JP2024525493A JP7708504B2 (ja) | 2021-11-19 | 2022-11-18 | 電池トレイおよびそれを用いた電池の製造方法 |
| EP22896130.6A EP4407762B1 (en) | 2021-11-19 | 2022-11-18 | Battery tray and method for manufacturing battery using same |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020210160203A KR20230073625A (ko) | 2021-11-19 | 2021-11-19 | 전지 트레이 및 이를 이용한 전지의 제조방법 |
| KR10-2021-0160203 | 2021-11-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2023090933A1 true WO2023090933A1 (ko) | 2023-05-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/KR2022/018299 Ceased WO2023090933A1 (ko) | 2021-11-19 | 2022-11-18 | 전지 트레이 및 이를 이용한 전지의 제조방법 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US20240282999A1 (ko) |
| EP (1) | EP4407762B1 (ko) |
| JP (1) | JP7708504B2 (ko) |
| KR (1) | KR20230073625A (ko) |
| CN (1) | CN221057546U (ko) |
| CA (1) | CA3238239A1 (ko) |
| DE (1) | DE212022000164U1 (ko) |
| WO (1) | WO2023090933A1 (ko) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102900360B1 (ko) * | 2023-06-01 | 2025-12-16 | 주식회사 에스아이티 | 열기 배출이 용이한 원통형 배터리셀용 운반트레이 |
Citations (5)
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| CN209905328U (zh) * | 2019-06-04 | 2020-01-07 | 台州黄岩优朗模塑有限公司 | 一种换型兼容电池托盘附加垫 |
| KR20200127460A (ko) * | 2019-05-02 | 2020-11-11 | 주식회사 엘지화학 | 전지 트레이 |
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| US8945746B2 (en) * | 2009-08-12 | 2015-02-03 | Samsung Sdi Co., Ltd. | Battery pack with improved heat dissipation efficiency |
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| CN101952992A (zh) * | 2008-02-12 | 2011-01-19 | 松下电器产业株式会社 | 电池收纳托盘及使用其的集合电池收纳托盘 |
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| CN206639851U (zh) | 2017-03-15 | 2017-11-14 | 深圳市沃特玛电池有限公司 | 一种电池模组 |
| CN116325319A (zh) * | 2020-10-28 | 2023-06-23 | 三洋电机株式会社 | 电池收容托盘 |
| CN213401301U (zh) | 2020-11-27 | 2021-06-08 | 南京中领光电科技有限公司 | 一种电池化成托盘 |
| US20220247027A1 (en) * | 2021-02-01 | 2022-08-04 | Daniel Kahmke | Automobile Battery Box and Enclosed Environmental Control System |
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| KR200453750Y1 (ko) * | 2011-02-28 | 2011-05-26 | 김성태 | 각형 배터리 트레이 |
| CN207045959U (zh) * | 2017-08-18 | 2018-02-27 | 衡阳力赛储能有限公司 | 一种圆柱电池托盘 |
| KR20200127460A (ko) * | 2019-05-02 | 2020-11-11 | 주식회사 엘지화학 | 전지 트레이 |
| CN209905329U (zh) * | 2019-06-04 | 2020-01-07 | 台州黄岩优朗模塑有限公司 | 一种镂空式塑料托盘 |
| CN209905328U (zh) * | 2019-06-04 | 2020-01-07 | 台州黄岩优朗模塑有限公司 | 一种换型兼容电池托盘附加垫 |
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| JP2024539701A (ja) | 2024-10-29 |
| US20240282999A1 (en) | 2024-08-22 |
| JP7708504B2 (ja) | 2025-07-15 |
| EP4407762A4 (en) | 2025-02-26 |
| EP4407762A1 (en) | 2024-07-31 |
| CN221057546U (zh) | 2024-05-31 |
| EP4407762B1 (en) | 2026-02-04 |
| DE212022000164U1 (de) | 2024-02-29 |
| KR20230073625A (ko) | 2023-05-26 |
| CA3238239A1 (en) | 2023-05-25 |
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