WO2019150477A1 - 短絡防止部材、蓄電池、蓄電装置及び蓄電システム - Google Patents
短絡防止部材、蓄電池、蓄電装置及び蓄電システム Download PDFInfo
- Publication number
- WO2019150477A1 WO2019150477A1 PCT/JP2018/003166 JP2018003166W WO2019150477A1 WO 2019150477 A1 WO2019150477 A1 WO 2019150477A1 JP 2018003166 W JP2018003166 W JP 2018003166W WO 2019150477 A1 WO2019150477 A1 WO 2019150477A1
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- Prior art keywords
- positive electrode
- negative electrode
- short
- circuit prevention
- surface portion
- Prior art date
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- 230000002265 prevention Effects 0.000 title claims abstract description 61
- 238000010292 electrical insulation Methods 0.000 claims abstract description 5
- 230000002093 peripheral effect Effects 0.000 claims description 17
- 238000010248 power generation Methods 0.000 claims description 6
- 239000011149 active material Substances 0.000 description 22
- 210000000078 claw Anatomy 0.000 description 6
- 239000007774 positive electrode material Substances 0.000 description 6
- 239000007773 negative electrode material Substances 0.000 description 5
- 239000000654 additive Substances 0.000 description 4
- 230000000996 additive effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 239000004743 Polypropylene Substances 0.000 description 2
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 description 2
- 239000003575 carbonaceous material Substances 0.000 description 2
- 238000012790 confirmation Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- -1 polypropylene Polymers 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 239000008151 electrolyte solution Substances 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 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
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/531—Electrode connections inside a battery casing
- H01M50/54—Connection of several leads or tabs of plate-like electrode stacks, e.g. electrode pole straps or bridges
- H01M50/541—Connection of several leads or tabs of plate-like electrode stacks, e.g. electrode pole straps or bridges for lead-acid accumulators
-
- 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
- H01M10/06—Lead-acid accumulators
- H01M10/12—Construction or manufacture
- H01M10/121—Valve regulated lead acid batteries [VRLA]
-
- 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
- H01M50/30—Arrangements for facilitating escape of gases
-
- 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
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/528—Fixed electrical connections, i.e. not intended for disconnection
-
- 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
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/531—Electrode connections inside a battery casing
- H01M50/533—Electrode connections inside a battery casing characterised by the shape of the leads or tabs
-
- 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
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/543—Terminals
- H01M50/552—Terminals characterised by their shape
- H01M50/553—Terminals adapted for prismatic, pouch or rectangular cells
-
- 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
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/572—Means for preventing undesired use or discharge
- H01M50/584—Means for preventing undesired use or discharge for preventing incorrect connections inside or outside the batteries
- H01M50/586—Means for preventing undesired use or discharge for preventing incorrect connections inside or outside the batteries inside the batteries, e.g. incorrect connections of electrodes
-
- 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
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/572—Means for preventing undesired use or discharge
- H01M50/584—Means for preventing undesired use or discharge for preventing incorrect connections inside or outside the batteries
- H01M50/59—Means for preventing undesired use or discharge for preventing incorrect connections inside or outside the batteries characterised by the protection means
- H01M50/591—Covers
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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
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/572—Means for preventing undesired use or discharge
- H01M50/584—Means for preventing undesired use or discharge for preventing incorrect connections inside or outside the batteries
- H01M50/59—Means for preventing undesired use or discharge for preventing incorrect connections inside or outside the batteries characterised by the protection means
- H01M50/593—Spacers; Insulating plates
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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
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
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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
- H01M2220/00—Batteries for particular applications
- H01M2220/10—Batteries in stationary systems, e.g. emergency power source in plant
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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
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/102—Primary casings; Jackets or wrappings characterised by their shape or physical structure
- H01M50/103—Primary casings; Jackets or wrappings characterised by their shape or physical structure prismatic or rectangular
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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
- H01M50/218—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by the material
- H01M50/22—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by the material of the casings or racks
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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
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
- H01M50/507—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing comprising an arrangement of two or more busbars within a container structure, e.g. busbar modules
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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 short-circuit prevention member, a storage battery, a power storage device, and a power storage system.
- the storage battery includes an electrode group and a case for housing the electrode group.
- the electrode group includes a positive electrode, a negative electrode, and a separator.
- a positive electrode active material is held in a positive electrode current collector.
- a negative electrode active material is held in a negative electrode current collector.
- a plurality of positive electrode tabs are electrically connected by a positive electrode connection part (strap), and a plurality of negative electrode tabs are electrically connected by a negative electrode connection part (see, for example, Patent Document 1).
- the positive electrode connecting portion and the negative electrode connecting portion extend along the arrangement direction of the positive electrode, the negative electrode, and the separator.
- the storage battery may be used by being arranged so that the arrangement direction of the positive electrode, the negative electrode, and the separator is the vertical direction, that is, the extending direction of the positive electrode connection portion and the negative electrode connection portion is the vertical direction.
- the bonding force between the particles of the positive electrode active material becomes weak, and the active material may fall off from the positive electrode.
- the dropped active material floats in the electrolytic solution and accumulates in the lower part of the storage battery case.
- the active material deposited on the lower part of the case of the storage battery extends over the electrode (for example, the negative electrode) disposed at the lowermost part of the case and the tab of the electrode (for example, the positive electrode) adjacent to the electrode via the separator. May exist.
- the positive electrode and the negative electrode can be electrically connected by the active material and short-circuited.
- An object of one aspect of the present invention is to provide a short-circuit preventing member, a storage battery, a power storage device, and a power storage system that can prevent a short circuit between a positive electrode and a negative electrode.
- a short-circuit prevention member includes an electrode group having a plurality of positive electrodes, a plurality of negative electrodes, and a plurality of separators, and a case that houses the electrode group, and is electrically connected to a plurality of positive electrode tabs.
- a short-circuit prevention member used in a storage battery provided with a negative electrode connection member extending along an arrangement direction of a plurality of negative electrodes, and having electrical insulation and at least one of a positive electrode connection member and a negative electrode connection member In the state attached to the positive electrode connecting member and / or the negative electrode connecting member, at least one end in the extending direction of the positive electrode connecting member and / or the negative electrode connecting member, and the end Also it covers at least a positive electrode tab and / or the negative electrode tab positions closer.
- the short-circuit preventing member in the state of being attached to the positive electrode connecting member and / or the negative electrode connecting member, at least one end in the extending direction of the positive electrode connecting member and / or the negative electrode connecting member, and Cover at least the positive electrode tab and / or the negative electrode tab closest to the end.
- the short circuit preventing member can prevent a short circuit between the positive electrode and the negative electrode.
- the end surface of the end portion, the first member facing one main surface of the tab, and at least the end surface of the end portion are adjacent to each other.
- a second member facing the side surface and the side surface of the tab it is possible to prevent the active material deposited on the end portion of the positive electrode connecting member and / or the negative electrode connecting member and the positive electrode tab and / or the negative electrode tab from coming into contact with each other.
- the first member overlaps with the peripheral edge of the separator on the end side when viewed from the extending direction of the positive electrode connecting member and / or the negative electrode connecting member, and has an overlapping portion that contacts the peripheral edge. It may be.
- a part of peripheral part of a separator can also be covered, it can suppress that an active material penetrate
- the negative electrode is disposed at the end in the arrangement direction, and may be attached so as to cover the end of the positive electrode connection member and the tab of the positive electrode.
- the storage battery case is translucent and may be colored so as to be visible from the outside of the case. In this configuration, it is possible to confirm whether or not the short-circuit prevention member is attached from the outside of the case without performing an operation of opening the case lid. Therefore, it can be easily confirmed whether or not the short-circuit prevention member is attached. Therefore, the workability of confirmation can be improved.
- the storage battery according to one aspect of the present invention is provided with the above-described short-circuit prevention member.
- the short-circuit prevention member is attached, when the storage battery is arranged and used so that the extending direction of the positive electrode connecting member and the negative electrode connecting member is the vertical direction, Even when the substance is deposited on the lower part of the case, the electrode (one of the positive electrode and the negative electrode) disposed at the lowermost part of the case and the electrode adjacent to the electrode via the separator (the other of the positive electrode and the negative electrode) The tab can be prevented from being electrically connected by the active material. Therefore, in the storage battery, a short circuit between the positive electrode and the negative electrode can be prevented.
- a battery device includes the above-described power storage location and a housing that houses a plurality of storage batteries, each of the plurality of storage batteries extending from a positive electrode connection portion and a negative electrode connection portion. It arrange
- the short-circuit preventing member in the storage battery, even when the active material is deposited on the lower portion of the case, the short-circuit preventing member is attached, so the electrode (positive electrode) disposed at the lowermost portion of the case And one of the negative electrode) and the tab of the electrode adjacent to the electrode through the separator (the other of the positive electrode and the negative electrode) can be prevented from being electrically connected by the active material. Therefore, in the storage battery of the power storage device, a short circuit between the positive electrode and the negative electrode can be prevented.
- a power storage system includes the above power storage device, a power generation device using renewable energy, and a supply unit that supplies electric power generated by the power generation device.
- a short circuit prevention member is attached to the storage battery of the power storage device, a short circuit between the positive electrode and the negative electrode can be prevented. Therefore, in the power storage system, it is possible to suppress the occurrence of a problem in the system due to a short circuit in the storage battery. Therefore, in the power storage system, fluctuations in power output from the power generation device are stabilized by supplying power from the power storage device, or surplus power from the power generation device is charged into the power storage device, and power is output from the power storage device when necessary. Or the like can be stably performed.
- a short circuit between the positive electrode and the negative electrode can be prevented.
- FIG. 1 is a diagram schematically showing the configuration of the power storage system.
- FIG. 2 is a diagram illustrating the power storage device.
- FIG. 3 is a perspective view showing a part of the storage battery in a broken state.
- FIG. 4 is a perspective view showing an electrode group.
- FIG. 5 is a perspective view showing a short-circuit prevention member.
- FIG. 6 is a front view of the short-circuit prevention member.
- FIG. 7 is a perspective view showing a state in which the short-circuit preventing member is attached to the positive electrode connecting member.
- FIG. 8 is a diagram illustrating a state in which an active material is deposited in the lower part of the case.
- FIG. 9A is a diagram showing a partial cross-sectional configuration of the electrode group to which the short-circuit prevention member is attached
- FIG. 9B is a partial cross-section of the electrode group to which the short-circuit prevention member is not attached. It is a figure which shows a structure.
- the power storage system 100 includes a solar cell 102, a wind power generator 104, a power storage device 106, and a commercial power supply (supply unit) 108.
- the solar cell 102 and the wind power generator 104 are power generators using renewable energy.
- the commercial power supply 108 is stabilized by supplying power from the power storage device 106. .
- the DC power generated in the solar battery 102 is output to the power conditioner 110.
- the power conditioner 110 converts DC power into AC power and outputs the AC power to the commercial power source 108.
- the DC power generated by the wind power generator 104 is output to the power conditioner 112.
- the power conditioner 112 converts DC power into AC power and outputs it to the commercial power supply 108.
- the power storage device 106 outputs DC power to the power conditioner 114 in accordance with control of a control device (not shown). Specifically, the power storage device 106 outputs DC power when the power output from the solar battery 102 and / or the wind power generator 104 varies.
- the power conditioner 114 converts DC power into AC power and outputs the AC power to the commercial power source 108.
- the power storage device 106 is charged equally according to the control of the control device.
- the power storage device 106 includes a housing 118 and a plurality of storage batteries 120.
- a plurality (four in this case) of storage batteries 120 are electrically connected in series, for example, by connection members (bus bars) (not shown).
- the housing 118 houses a plurality of storage batteries 120.
- the plurality of storage batteries 120 are arranged side by side in the left-right direction in the housing 118.
- the storage battery 120 is disposed in the housing 118 such that the positive electrode terminal 132 and the negative electrode terminal 136 are positioned in the vertical direction.
- the positive terminal 132 is positioned on the upper side and the negative terminal 136 is positioned on the lower side.
- the negative electrode terminal 136 is positioned on the upper side and the positive electrode terminal 132 is positioned on the lower side.
- each storage battery 120 is, for example, a control valve type lead storage battery.
- Each storage battery 120 includes an electrode group 122 and a case 124 that houses the electrode group 122.
- the electrode group 122 includes a plurality of positive electrodes 126, a plurality of negative electrodes 128, and a plurality of separators 130.
- the separator 130 is interposed between the positive electrode 126 and the negative electrode 128, and the positive electrode 126 and the negative electrode 128 are alternately arranged.
- the negative electrode 128 is disposed at the end of the positive electrode 126, the negative electrode 128, and the separator 130 in the arrangement direction (hereinafter also simply referred to as “arrangement direction”).
- the negative electrode 128 is disposed to face a side surface portion 140 a (described later) of the case 124.
- the positive electrode 126 has a positive electrode current collector 126a.
- the positive electrode current collector 126a has a positive electrode current collector tab 126b.
- the positive electrode current collector 126a is provided with a positive electrode material (not shown).
- the positive electrode material can include a positive electrode active material and an additive.
- the positive electrode active material is, for example, lead powder.
- Examples of the additive include carbon materials or reinforcing short fibers.
- the negative electrode 128 has a negative electrode current collector 128a.
- the negative electrode current collector 128a has a negative electrode current collector tab 128b.
- the negative electrode current collector 128a is provided with a negative electrode material (not shown).
- the negative electrode material can include a negative electrode active material and an additive.
- the negative electrode active material is, for example, spongy lead.
- Examples of the additive include barium sulfate, a carbon material, and reinforcing short fibers.
- the separator 130 is not particularly limited as long as it electrically insulates the positive electrode 126 and the negative electrode 128 while allowing ions to pass therethrough and has resistance to oxidation on the positive electrode 126 side and resistance to reduction on the negative electrode 128 side.
- Examples of the material (material) of the separator 130 include resins and inorganic substances.
- the peripheral portion 130 a of the separator 130 protrudes from the positive electrode current collector 126 a of the positive electrode 126 and the negative electrode current collector 128 a of the negative electrode 128.
- Each positive electrode 126 is electrically connected to a positive electrode terminal 132.
- Each positive electrode 126 and positive electrode terminal 132 are electrically connected by a positive electrode strap 134.
- the positive strap 134 includes a positive connection member 134a and a terminal connection member 134b.
- the positive electrode connecting member 134a is connected to each positive electrode current collecting tab 126b of the plurality of positive electrodes 126.
- the positive electrode current collecting tab 126b has a pair of main surfaces (one main surface and the other main surface) facing each other in the extending direction of the positive electrode connecting member 134a, and a pair of side surfaces connecting the pair of main surfaces.
- the positive electrode connection member 134a is a prismatic member having a substantially rectangular cross section. In other words, the positive electrode connection member 134a has a substantially rectangular shape, and has a pair of end surfaces facing each other, and a rectangular shape and four side surfaces extending so as to connect the pair of end surfaces. .
- the positive electrode connection member 134a extends along the arrangement direction.
- the terminal connecting member 134b supports the positive terminal 132.
- the terminal connection member 134b is electrically connected to the positive electrode connection member 134a.
- a positive terminal 132 is erected on the terminal connection member 134b.
- the terminal connection member 134b is disposed on one end side in the extending direction of the positive electrode connection member 134a, and is formed integrally with the positive electrode connection member 134a.
- the terminal connection member 134b has a substantially triangular shape, for example.
- Each negative electrode 128 is electrically connected to a negative electrode terminal 136.
- Each negative electrode 128 and the negative electrode terminal 136 are electrically connected by a negative electrode strap 138.
- the negative strap 138 includes a negative connection member 138a and a terminal connection member 138b.
- the negative electrode connecting member 138a is connected to each negative electrode current collecting tab 128b of the plurality of negative electrodes 128.
- the negative electrode current collecting tab 128b has a pair of main surfaces (one main surface and the other main surface) 127a (see FIG. 6) facing each other in the extending direction of the negative electrode connecting member 138a and a pair connecting the pair of main surfaces. Side surfaces 127b and 127c (see FIG. 6).
- the negative electrode connection member 138a is a prismatic member having a rectangular cross section. In other words, the negative electrode connection member 138a has a substantially rectangular shape, and a pair of end surfaces 135a (see FIG.
- the negative electrode connection member 138a extends along the arrangement direction.
- the terminal connection member 138b supports the negative electrode terminal 136.
- the terminal connection member 138b is electrically connected to the negative electrode connection member 138a.
- a negative electrode terminal 136 is erected on the terminal connection member 138b.
- the terminal connection member 138b is disposed on the other end side in the extending direction of the negative electrode connection member 138a, and is formed integrally with the negative electrode connection member 138a.
- the terminal connection member 138b has, for example, a substantially triangular shape.
- the case 124 has a main body 140 and a lid 142.
- the main body 140 is a battery case having a box shape.
- the main body 140 is made of a material such as polypropylene.
- the main body 140 is milky white translucent (milky white).
- the main body 140 includes four side surface parts 140a and a bottom part (not shown).
- the lid 142 covers the opening of the main body 140.
- the lid 142 is provided with a first terminal portion 144 where the positive terminal 132 is disposed, a second terminal portion 146 where the negative terminal 136 is disposed, and a control valve 148.
- the short-circuit prevention member 1 is attached to the storage battery 120 having the above configuration.
- the short-circuit prevention member 1 is disposed on the positive electrode connection member 134 a of the positive electrode strap 134. Specifically, in the state where the short-circuit preventing member 1 is attached to the positive electrode connecting member 134a, the positive electrode current collector of the positive electrode 126 at the end in the extending direction of the positive electrode connecting member 134a and the position closest to the end. Cover at least the tab 126b.
- the short circuit prevention member 1 is arrange
- the short circuit preventing member 1 will be described in detail.
- the short-circuit prevention member 1 is formed of an electrically insulating resin such as polypropylene.
- the short circuit prevention member 1 is formed by, for example, injection molding.
- the short-circuit prevention member 1 is colored so as to be visible from the outside of the case 124 of the storage battery 120.
- the short-circuit prevention member 1 is colored red, for example.
- the short-circuit prevention member 1 can be attached to and detached from the positive electrode connection member 134a.
- the short-circuit prevention member 1 has a main body (first member) 3 and a side surface (second member) 5.
- the main body portion 3 and the side surface portion 5 have, for example, the same thickness.
- the thickness of the main body portion 3 and the side surface portion 5 may be set as appropriate. From the viewpoint of the detachability of the short-circuit prevention member 1, it is preferable that the thickness of the main body portion 3 and the side surface portion 5 is set so as to have flexibility.
- the main body 3 is an end surface of an end portion in the extending direction of the positive electrode connecting member 134a when viewed from the extending direction (Z direction) of the positive electrode connecting member 134a in a state where the short circuit preventing member 1 is attached to the positive electrode connecting member 134a. 135a (see FIG. 6) and one main surface 127a (see FIG. 6) of the positive electrode current collecting tab 126b of the positive electrode 126 (covering the end surface and the front).
- the main body 3 is plate-shaped.
- the main-body part 3 is exhibiting substantially H shape seeing from the front. That is, the main body 3 is provided with a pair of recesses at positions facing each other in the X direction.
- the main body 3 has an overlapping portion 3 a that overlaps with a part of the peripheral edge 130 a of the separator 130 when viewed from the extending direction of the positive electrode connecting member 134 a. As shown in FIG. 4, the main body 3 does not contact the negative electrode 128.
- the side surface portion 5 is adjacent to at least the end surface 135a of the end portion of the positive electrode connection member 134a (forms a corner portion of the end portion together with the end surface 135a) (see FIG. 6), and the side surface 125b of the positive electrode current collecting tab 126b. , 127c (see FIG. 6).
- the side surface portion 5 includes a first side surface portion 5a, a second side surface portion 5b, a third side surface portion 5c, a fourth side surface portion 5d, a fifth side surface portion 5e, a sixth side surface portion 5f, and a seventh side surface. 5g, 8th side surface part 5h, 9th side surface part 5i, 10th side surface part 5j, and 11th side surface part 5k are included.
- the first side surface portion 5a, the second side surface portion 5b, the third side surface portion 5c, the fourth side surface portion 5d, and the fifth side surface portion 5e are side surfaces 135b adjacent to the end surface 135a of the end portion in the extending direction of the positive electrode connecting member 134a. Covers a part of 135e (see FIG. 6).
- the first side surface portion 5 a is disposed at the upper end portion of the main body portion 3 in the Y direction.
- the first side surface portion 5a extends from the main body portion 3 along the Z direction (a direction orthogonal to the surface of the main body portion 3). Further, the first side surface portion 5a extends along the X direction.
- the second side surface portion 5b and the third side surface portion 5c are arranged to face each other in the X direction.
- the 2nd side surface part 5b and the 3rd side surface part 5c are each connected to the edge part of the X direction of the 1st side surface part 5a.
- the second side surface portion 5b and the third side surface portion 5c extend from the main body portion 3 along the Z direction. Further, the second side surface portion 5b and the third side surface portion 5c extend along the Y direction.
- the lengths of the second side surface portion 5b and the third side surface portion 5c in the Y direction are equal to or greater than the thickness of the positive electrode connection member 134a.
- the fourth side surface portion 5d is connected to the lower end portion in the Y direction of the second side surface portion 5b.
- the fourth side surface portion 5d extends from the main body portion 3 along the Z direction. Further, the fourth side surface portion 5d extends along the X direction so as to face the first side surface portion 5a in the Y direction (so as to enter inside the second side surface portion 5b).
- the fifth side surface portion 5e is connected to the lower end portion of the third side surface portion 5c in the Y direction.
- the fifth side surface portion 5e extends from the main body portion 3 along the Z direction. In addition, the fifth side surface portion 5e extends along the X direction so as to face the first side surface portion 5a in the Y direction (so as to enter inside the third side surface portion 5c).
- the fourth side surface portion 5d and the fifth side surface portion 5e are arranged at the same height position in the Y direction.
- the sixth side surface portion 5f and the seventh side surface portion 5g cover the side surface of the positive electrode current collecting tab 126b of the positive electrode 126.
- the sixth side surface portion 5f and the seventh side surface portion 5g are disposed to face each other in the X direction.
- the sixth side surface portion 5f is connected to the fourth side surface portion 5d.
- the sixth side surface portion 5f extends from the main body portion 3 along the Z direction.
- the sixth side surface portion 5f extends along the Y direction.
- a first claw portion 7a is provided at an end portion in the Z direction of the sixth side surface portion 5f (an end portion opposite to the main body portion 3). The first claw portion 7a protrudes inward in the X direction from the inner surface of the sixth side surface portion 5f.
- the seventh side surface portion 5g is connected to the fifth side surface portion 5e.
- the seventh side surface portion 5g extends from the main body portion 3 along the Z direction.
- the seventh side surface portion 5g extends along the Y direction.
- a second claw portion 7b is provided at an end portion in the Z direction of the seventh side surface portion 5g (an end portion opposite to the main body portion 3).
- claw part 7b protrudes inside in the X direction rather than the inner surface of the 7th side part 5g.
- 8th side part 5h is connected to the lower end part of the Y direction of 6th side part 5f.
- the eighth side surface portion 5h extends from the main body portion 3 along the Z direction.
- the eighth side surface portion 5h extends along the X direction so as to face the fourth side surface portion 5d in the Y direction (so as to protrude outward from the sixth side surface portion 5f).
- the ninth side surface portion 5i is connected to the lower end portion in the Y direction of the seventh side surface portion 5g.
- the ninth side surface portion 5i extends from the main body portion 3 along the Z direction.
- the ninth side surface portion 5i extends along the X direction so as to face the fifth side surface portion 5e in the Y direction (so as to protrude outward from the seventh side surface portion 5g).
- the 8th side surface part 5h and the 9th side surface part 5i are arrange
- the tenth side surface portion 5j and the eleventh side surface portion 5k cover the side surface of the positive electrode current collecting tab 126b of the positive electrode 126.
- the tenth side surface portion 5j and the eleventh side surface portion 5k are disposed to face each other in the X direction.
- the tenth side surface portion 5j is connected to the eighth side surface portion 5h.
- the tenth side surface portion 5j extends from the main body portion 3 along the Z direction.
- the tenth side surface portion 5j extends along the Y direction.
- the eleventh side surface portion 5k is connected to the ninth side surface portion 5i.
- the eleventh side surface portion 5k extends from the main body portion 3 along the Z direction.
- the eleventh side surface portion 5k extends along the Y direction.
- Lower end portions of the tenth side surface portion 5j and the eleventh side surface portion 5k are positioned above the overlapping portion 3a of the main body portion 3. That is, the overlapping portion 3a of the main body 3 protrudes (protrudes) in the Y direction from the tenth side surface portion 5j and the eleventh side surface portion 5k.
- the lower end portions of the tenth side surface portion 5j and the eleventh side surface portion 5k are curved with a predetermined radius of curvature.
- the side part 5 has a predetermined length in the Z direction. Specifically, the side surface portion 5 has a length at least facing the side surfaces 127b and 127c (see FIG. 6) of the positive electrode current collecting tab 126b at a position closest to the end portion of the positive electrode connection member 134a.
- the length of the side surface portion 5 in the Z direction is preferably set to a length that does not contact the terminal connection member 134 b of the positive electrode strap 134.
- at least the side surfaces 127b and 127c (see FIG. 6) of the positive electrode current collecting tab 126b at the position closest to the end of the positive electrode connection member 134a are opposed.
- the length is preferred.
- the length of the side surface portion 5 in the Z direction may be set as appropriate according to the design.
- the main body portion 3 causes the end surface in the extending direction of the positive electrode connection member 134 a and the positive electrode of the positive electrode 126.
- One main surface of the current collecting tab 126b is covered.
- the side surface portion 5 causes the side surfaces 135b to 135e (see FIG. 6) on the end side in the extending direction of the positive electrode connecting member 134a (see FIG. 6) and the side surfaces 127b and 127c of the positive electrode current collecting tab 126b of the positive electrode 126 Is covered.
- the short-circuit prevention member 1 does not cover the other front surface of the positive electrode current collecting tab 126b of the positive electrode 126.
- the end of the positive electrode connection member 134a in the extending direction and at least the positive electrode current collecting tab 126b closest to the end are covered. It means not covering the entire surface of the positive electrode current collecting tab 126b but covering one main surface 127a and the side surfaces 127b and 127c of the positive electrode current collecting tab 126b located on the lower side in the usage form of the storage battery 120.
- the first claw portion 7a and the second claw portion 7b of the short-circuit preventing member 1 are locked to the other main surface of the positive electrode current collecting tab 126b. Thereby, it is possible to prevent the short-circuit prevention member 1 from falling off the positive electrode connecting member 134a and the positive electrode current collecting tab 126b.
- the overlapping portion 3 a of the main body 3 of the short-circuit prevention member 1 faces the separator 130 and contacts one main surface of the separator 130.
- the lower end portion of the overlapping portion 3a does not contact the negative electrode 128.
- the lower end portions of the tenth side surface portion 5j and the eleventh side surface portion 5k of the short-circuit preventing member 1 are in contact with the upper end portion of the peripheral edge portion 130a of the separator 130.
- Lower end portions of the tenth side surface portion 5j and the eleventh side surface portion 5k are curved. Therefore, it is possible to avoid the occurrence of problems such as damage to the separator 130 due to contact between the tenth side surface portion 5j and the eleventh side surface portion 5k and the peripheral portion 130a of the separator 130.
- the short-circuit prevention member 1 is attached to the end portion of the positive electrode connection member 134a in the extending direction and the end portion in a state where the short circuit prevention member 1 is attached to the positive electrode connection member 134a of the positive electrode strap 134. At least the positive electrode current collecting tab 126b of the positive electrode 126 at the nearest position is covered. Accordingly, as shown in FIG. 7, when the storage battery 120 is arranged and used so that the extending direction of the positive electrode connecting member 134a of the positive electrode strap 134 and the negative electrode connecting member 138a of the negative electrode strap 138 is in the vertical direction.
- the short circuit prevention member 1 can prevent a short circuit between the positive electrode 126 and the negative electrode 128.
- the main body portion facing the end surface 135a of the end portion of the positive electrode connecting member 134a and one main surface 127a of the positive electrode current collecting tab 126b. 3 and side surfaces 135b to 135e adjacent to at least the end surface 135a of the end portion of the positive electrode connection member 134a and the side surface portion 5 facing the side surfaces 127b and 127c of the positive electrode current collecting tab 126b.
- the active material deposited on the end portion of the positive electrode connection member 134a and the positive electrode current collecting tab 126b from coming into contact with each other.
- the main body 3 overlaps with the peripheral portion 130a of the separator 130 on the end portion side of the positive electrode connecting member 134a when viewed from the extending direction of the positive electrode connecting member 134a, and the peripheral portion 130a. It has the superimposition part 3a which contacts.
- a part of the peripheral portion 130 a of the separator 130 can be covered, so that the active material can be prevented from entering the positive electrode 126 from the peripheral portion 130 a of the separator 130. . Therefore, the short circuit prevention member 1 can further prevent the short circuit between the positive electrode 126 and the negative electrode 128.
- the peripheral portion 130a of the separator 130 is prevented from bending downward. it can. Therefore, the positive electrode 126 and the negative electrode 128 can be further prevented from being short-circuited by the active material.
- the negative electrode 128 is disposed at the end of the electrode group 122 in the arrangement direction.
- the short-circuit prevention member 1 is attached so as to cover the end portion of the positive electrode connection member 134a and the positive electrode current collecting tab 126b. In this configuration, the negative electrode 128 and the positive electrode current collecting tab 126b can be prevented from being short-circuited by the deposited active material.
- the side surface portion 140a of the main body 140 of the case 124 is translucent.
- the short-circuit prevention member 1 is colored so as to be visible from the outside of the side surface portion 140a. In this configuration, it is possible to confirm whether or not the short-circuit prevention member 1 is attached from the outside of the case 124 without performing an operation of opening the lid 142 of the case 124. Therefore, it can be easily confirmed whether or not the short-circuit preventing member 1 is attached. Therefore, the workability of confirmation can be improved.
- the short-circuit prevention member 1 is not attached to the negative electrode connection member 138a of the negative electrode strap 138 in the storage battery 120.
- the negative electrode 128 in the electrode group 122, the negative electrode 128 is disposed at the end in the arrangement direction. Therefore, in the electrode group 122, the negative electrode 128 is disposed to face the side surface portion 140 a of the case 124. A gap is hardly formed between the side surface portion 140a and the negative electrode 128.
- the short-circuit prevention member 1 when the short-circuit prevention member 1 is attached to the negative electrode connection member 138 a of the negative electrode strap 138, the short-circuit prevention member 1 can come into contact with the side surface portion 140 a of the case 124 when the electrode group 122 is accommodated in the case 124. Therefore, workability of work for housing the electrode group 122 in the case 124 may be reduced.
- the active material can float in the electrolyte.
- the short-circuit prevention member 1 is attached to the negative electrode connection member 138 a of the negative electrode strap 138, there is a possibility that the floating active material may accumulate in the short-circuit prevention member 1.
- the active material deposited on the short-circuit prevention member 1 may cause the positive electrode 126 and the negative electrode 128 to be short-circuited.
- the short-circuit preventing member 1 has been described as an example in which the short-circuit preventing member 1 has a configuration as shown in FIG.
- the short-circuit prevention member is configured to cover at least the end portion in the extending direction of the positive electrode connection member 134a and the positive electrode current collecting tab 126b at a position closest to the end portion in a state of being attached to the positive electrode connection member 134a. Any configuration can be used.
- the short-circuit prevention member 1 is colored red.
- the short circuit prevention member 1 should just be colored with another color.
- the short-circuit preventing member 1 only needs to be colored so as to be visible from the outside of the case 124 of the storage battery 120. Further, the short-circuit prevention member 1 may be colorless (transparent, translucent, etc.).
- the short-circuit prevention member 1 may be attached to the negative electrode connection member 138a of the negative electrode strap 138.
- SYMBOLS 1 Short-circuit prevention member, 3 ... Main-body part (1st member) 3a ... Overlapping part, 5 ... Side part (2nd member), 100 ... Power storage system, 102 ... Solar cell (electric power generating device), 104 ... Wind power generator ( Power generation device), 106 ... Power storage device, 108 ... Commercial power supply (supply unit), 120 ... Storage battery, 122 ... Electrode group, 124 ... Case, 126 ... Positive electrode, 126b ... Positive electrode current collecting tab, 127a ... Main surface, 127b, 127c ... side face, 128 ... negative electrode, 128b ... negative electrode current collecting tab, 130 ... separator, 130a ...
- peripheral edge 132 ... positive electrode terminal, 134a ... positive electrode connecting member, 135a ... end face, 135b, 135c, 135d, 135e ... side face, 136 ... Negative electrode terminal, 138a, negative electrode connection member.
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Connection Of Batteries Or Terminals (AREA)
- Secondary Cells (AREA)
- Sealing Battery Cases Or Jackets (AREA)
Abstract
Description
Claims (8)
- 複数の正極、複数の負極及び複数のセパレータを有する電極群と、前記電極群を収容するケースとを備え、複数の前記正極のタブに電気的に接続されると共に正極端子と電気的に接続され、複数の前記正極の配列方向に沿って延在する正極接続部材と、複数の前記負極のタブに電気的に接続されると共に負極端子と電気的に接続され、複数の前記負極の配列方向に沿って延在する負極接続部材と、が設けられている蓄電池に用いられる短絡防止部材であって、
電気絶縁性を有すると共に、前記正極接続部材及び前記負極接続部材の少なくとも一方に着脱可能であり、
前記正極接続部材及び/又は前記負極接続部材に取り付けられた状態において、前記正極接続部材及び/又は前記負極接続部材の延在方向の少なくとも一方の端部、及び、当該端部に最も近い位置の前記正極の前記タブ及び/又は前記負極の前記タブを少なくとも覆う、短絡防止部材。 - 前記正極接続部材及び/又は前記負極接続部材の延在方向において、前記端部の端面、及び、前記タブの一方の主面と対向する第1部材と、
前記端部の少なくとも前記端面に隣接する側面及び前記タブの側面と対向する第2部材と、を備える、請求項1に記載の短絡防止部材。 - 前記第1部材は、前記正極接続部材及び/又は前記負極接続部材の延在方向から見て、前記端部側において前記セパレータの周縁部と重なると共に、前記周縁部に接触する重畳部分を有する、請求項2に記載の短絡防止部材。
- 前記蓄電池の前記電極群では、前記配列方向の端部に前記負極が配置されており、
前記正極接続部材の前記端部及び前記正極の前記タブを覆うように取り付けられる、請求項1~3のいずれか一項に記載の短絡防止部材。 - 前記蓄電池の前記ケースは半透明であり、
前記ケースの外部から視認可能に着色されている、請求項1~4のいずれか一項に記載の短絡防止部材。 - 請求項1~5のいずれか一項に記載の短絡防止部材が取り付けられている、蓄電池。
- 請求項6に記載の蓄電地と、
複数の前記蓄電池を収容する筐体と、を備え、
複数の前記蓄電池のぞれぞれは、前記正極接続部及び前記負極接続部の延在方向が上下方向となるように、前記筐体に配置されている、蓄電装置。 - 請求項7に記載の蓄電装置と、
再生可能エネルギーによる発電装置と、
前記発電装置によって生成された電力を供給する供給部と、を備える、蓄電システム。
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP18903283.2A EP3748733A4 (en) | 2018-01-31 | 2018-01-31 | SHORT-CIRCUIT PREVENTION ELEMENT, POWER STORAGE BATTERY, POWER STORAGE DEVICE AND POWER STORAGE SYSTEM |
US16/966,127 US20210028434A1 (en) | 2018-01-31 | 2018-01-31 | Short-circuit prevention member, power storage battery, power storage device, and power storage system |
KR1020207023826A KR20200106965A (ko) | 2018-01-31 | 2018-01-31 | 단락 방지 부재, 축전지, 축전 장치 및 축전 시스템 |
JP2019568466A JP6973514B2 (ja) | 2018-01-31 | 2018-01-31 | 短絡防止部材、蓄電池、蓄電装置及び蓄電システム |
CN201880087862.9A CN111656568A (zh) | 2018-01-31 | 2018-01-31 | 短路防止部件、蓄电池、蓄电装置以及蓄电系统 |
PCT/JP2018/003166 WO2019150477A1 (ja) | 2018-01-31 | 2018-01-31 | 短絡防止部材、蓄電池、蓄電装置及び蓄電システム |
AU2018406921A AU2018406921B2 (en) | 2018-01-31 | 2018-01-31 | Short-circuit prevention member, power storage battery, power storage device, and power storage system |
TW108103761A TW201941473A (zh) | 2018-01-31 | 2019-01-31 | 短路防止構件、蓄電池、蓄電裝置及蓄電系統 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2018/003166 WO2019150477A1 (ja) | 2018-01-31 | 2018-01-31 | 短絡防止部材、蓄電池、蓄電装置及び蓄電システム |
Publications (1)
Publication Number | Publication Date |
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WO2019150477A1 true WO2019150477A1 (ja) | 2019-08-08 |
Family
ID=67479701
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PCT/JP2018/003166 WO2019150477A1 (ja) | 2018-01-31 | 2018-01-31 | 短絡防止部材、蓄電池、蓄電装置及び蓄電システム |
Country Status (8)
Country | Link |
---|---|
US (1) | US20210028434A1 (ja) |
EP (1) | EP3748733A4 (ja) |
JP (1) | JP6973514B2 (ja) |
KR (1) | KR20200106965A (ja) |
CN (1) | CN111656568A (ja) |
AU (1) | AU2018406921B2 (ja) |
TW (1) | TW201941473A (ja) |
WO (1) | WO2019150477A1 (ja) |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS51159835U (ja) * | 1975-06-13 | 1976-12-20 | ||
JPS5865765U (ja) * | 1981-10-27 | 1983-05-04 | 株式会社ユアサコーポレーション | 鉛蓄電池 |
JPH0513066A (ja) | 1991-07-01 | 1993-01-22 | Japan Storage Battery Co Ltd | 鉛蓄電池 |
JP2001273883A (ja) * | 2000-03-27 | 2001-10-05 | Shin Kobe Electric Mach Co Ltd | 密閉形鉛蓄電池 |
JP2002164079A (ja) * | 2000-11-27 | 2002-06-07 | Shin Kobe Electric Mach Co Ltd | 制御弁式鉛蓄電池 |
JP2017139171A (ja) * | 2016-02-04 | 2017-08-10 | 株式会社Gsユアサ | 鉛蓄電池 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57195765U (ja) * | 1981-06-06 | 1982-12-11 | ||
US8877361B2 (en) * | 2009-09-01 | 2014-11-04 | Samsung Sdi Co., Ltd. | Rechargeable battery |
JP6064879B2 (ja) * | 2013-12-02 | 2017-01-25 | 株式会社豊田自動織機 | 蓄電装置 |
CN107528014A (zh) * | 2017-08-23 | 2017-12-29 | 深圳市比克动力电池有限公司 | 动力电池电芯、包含该电芯的锂电池及锂电池制备方法 |
-
2018
- 2018-01-31 KR KR1020207023826A patent/KR20200106965A/ko not_active Application Discontinuation
- 2018-01-31 US US16/966,127 patent/US20210028434A1/en not_active Abandoned
- 2018-01-31 CN CN201880087862.9A patent/CN111656568A/zh active Pending
- 2018-01-31 EP EP18903283.2A patent/EP3748733A4/en not_active Withdrawn
- 2018-01-31 AU AU2018406921A patent/AU2018406921B2/en not_active Ceased
- 2018-01-31 JP JP2019568466A patent/JP6973514B2/ja active Active
- 2018-01-31 WO PCT/JP2018/003166 patent/WO2019150477A1/ja unknown
-
2019
- 2019-01-31 TW TW108103761A patent/TW201941473A/zh unknown
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS51159835U (ja) * | 1975-06-13 | 1976-12-20 | ||
JPS5865765U (ja) * | 1981-10-27 | 1983-05-04 | 株式会社ユアサコーポレーション | 鉛蓄電池 |
JPH0513066A (ja) | 1991-07-01 | 1993-01-22 | Japan Storage Battery Co Ltd | 鉛蓄電池 |
JP2001273883A (ja) * | 2000-03-27 | 2001-10-05 | Shin Kobe Electric Mach Co Ltd | 密閉形鉛蓄電池 |
JP2002164079A (ja) * | 2000-11-27 | 2002-06-07 | Shin Kobe Electric Mach Co Ltd | 制御弁式鉛蓄電池 |
JP2017139171A (ja) * | 2016-02-04 | 2017-08-10 | 株式会社Gsユアサ | 鉛蓄電池 |
Non-Patent Citations (1)
Title |
---|
See also references of EP3748733A4 |
Also Published As
Publication number | Publication date |
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JPWO2019150477A1 (ja) | 2021-01-14 |
US20210028434A1 (en) | 2021-01-28 |
TW201941473A (zh) | 2019-10-16 |
EP3748733A1 (en) | 2020-12-09 |
AU2018406921A1 (en) | 2020-09-17 |
EP3748733A4 (en) | 2021-03-10 |
JP6973514B2 (ja) | 2021-12-01 |
CN111656568A (zh) | 2020-09-11 |
KR20200106965A (ko) | 2020-09-15 |
AU2018406921B2 (en) | 2022-04-14 |
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