A battery system having a housing configured to receive a battery cell that is configured to generate thermal energy. The housing includes a first wall and a second wall, both of which are positioned proximate to the battery cell. The first wall and the second wall form in part a cell compartment. The battery system further includes a unitary heat sink having a first portion embedded into the first wall and a second portion embedded into the second wall.
H01M 50/296 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders characterised by terminals of battery packs
An apparatus is described. The apparatus includes a first part, a second part, and a third part. The second part has a first interlocking region, and the third part has a second interlocking region. The first interlocking region is mated to the second interlocking region to couple the second part the third part. The apparatus also includes a weld joint that couples the first part, the second part and the third part together.
B29C 65/10 - Joining of preformed partsApparatus therefor by heating, with or without pressure using hot gases
B29C 65/14 - Joining of preformed partsApparatus therefor by heating, with or without pressure using wave energy or particle radiation
B29C 65/20 - Joining of preformed partsApparatus therefor by heating, with or without pressure using heated tool with direct contact, e.g. using "mirror"
B29C 65/56 - Joining of preformed partsApparatus therefor using mechanical means
B29C 65/00 - Joining of preformed partsApparatus therefor
The invention relates to a method for predicting an engine-start performance of an electrical energy storage system, in particular a motor vehicle starter battery. The method comprises the following method steps: generating engine-start data which are characteristic of the electrical energy storage system; evaluating the generated engine-start data; and outputting a result of the evaluation, which result relates to a prediction with respect to the engine-start performance of the electrical energy storage system. According to the invention, provision is made in particular for a vehicle make, a vehicle model and/or a vehicle variant of a vehicle to be started by the electrical energy storage system to be taken into account in order to evaluate the generated engine-start data.
B60L 58/16 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries responding to battery ageing, e.g. to the number of charging cycles or the state of health [SoH]
B60R 16/033 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided forArrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric for supply of electrical power to vehicle subsystems characterised by the use of electrical cells or batteries
G01R 31/00 - Arrangements for testing electric propertiesArrangements for locating electric faultsArrangements for electrical testing characterised by what is being tested not provided for elsewhere
G01R 31/36 - Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
G01R 31/392 - Determining battery ageing or deterioration, e.g. state of health
The present disclosure provides a battery pack including a housing, wherein the housing has a bottom portion and side walls extending upward around a periphery of the bottom portion; an upper portion opening is formed at top ends of the side walls extending upward; an upper cover is mounted on the upper portion opening of the housing; and the battery pack comprises: multiple flat battery cells; and a first end plate and a second end plate, wherein when the multiple battery cells are sequentially arranged and mounted into the housing from the upper portion opening, the first end plate and the second end plate are located at two end sides of the sequentially arranged multiple battery cells to laterally fix the sequentially arranged multiple battery cells. The two end plates may absorb deformation of the battery cell while expanding.
H01M 10/42 - Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
H01M 10/48 - Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
H01M 50/209 - Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for prismatic or rectangular cells
H01M 50/242 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders characterised by physical properties of casings or racks, e.g. dimensions adapted for protecting batteries against vibrations, collision impact or swelling
H01M 50/271 - Lids or covers for the racks or secondary casings
H01M 50/284 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders with incorporated circuit boards, e.g. printed circuit boards [PCB]
A method of manufacturing a battery assembly including sliding each of a plurality of battery cells into a cavity of a first plurality of cavities of a first panel of a cell stack. Each of the plurality of battery cells has a battery circumference and each cavity has a first end and a second end opposite the first end. The method further includes affixing a second cell stack panel to the first cell stack panel to form a cell stack. The second panel has a second plurality of cavities with a first end and a second end opposite the first end. The first end of each of the second plurality of cavities is aligned to the first end of a respective cavity of the first plurality of cavities.
H01M 10/6562 - Gases with free flow by convection only
H01M 50/213 - 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
H01M 50/242 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders characterised by physical properties of casings or racks, e.g. dimensions adapted for protecting batteries against vibrations, collision impact or swelling
H01M 50/271 - Lids or covers for the racks or secondary casings
H01M 50/284 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders with incorporated circuit boards, e.g. printed circuit boards [PCB]
H01M 50/291 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders characterised by spacing elements or positioning means within frames, racks or packs characterised by their shape
H01M 50/296 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders characterised by terminals of battery packs
H01M 50/298 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders characterised by the wiring of battery packs
H01M 50/516 - Methods for interconnecting adjacent batteries or cells by welding, soldering or brazing
H01M 50/519 - Interconnectors for connecting terminals of adjacent batteriesInterconnectors for connecting cells outside a battery casing comprising printed circuit boards [PCB]
6.
CELL ASSEMBLY, CELL SUB-MODULE, ENERGY STORAGE MODULE AND METHOD FOR ASSEMBLING THE SAME
A cell assembly having a cell frame, into which a thermal plate is integrated, a lithium-ion pouch cell having positive and a negative cell terminals in which the positive and negative cell terminals have a substantially planar shape and are arranged at a top side of the pouch cell. The positive and negative cell terminals extend at least substantially perpendicular from the top side of the pouch cell. The cell assembly has a compression element in which the cell frame is configured to receive and house the pouch cell and the compression element in a space defined by the thermal plate and the cell frame.
H01M 10/647 - Prismatic or flat cells, e.g. pouch cells
H01M 10/04 - Construction or manufacture in general
H01M 10/48 - Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
H01M 50/296 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders characterised by terminals of battery packs
H01M 50/284 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders with incorporated circuit boards, e.g. printed circuit boards [PCB]
H01M 50/271 - Lids or covers for the racks or secondary casings
H01M 50/267 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders having means for adapting to batteries or cells of different types or different sizes
H01M 50/211 - Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for pouch cells
H01M 50/569 - Constructional details of current conducting connections for detecting conditions inside cells or batteries, e.g. details of voltage sensing terminals
H01M 50/516 - Methods for interconnecting adjacent batteries or cells by welding, soldering or brazing
H01M 50/507 - Interconnectors for connecting terminals of adjacent batteriesInterconnectors for connecting cells outside a battery casing comprising an arrangement of two or more busbars within a container structure, e.g. busbar modules
The present disclosure discloses a cooling plate, comprising: a cooling plate body, an inlet pipe and an outlet pipe. The cooling plate body comprising a first side plate, a second side plate and a fluid channel. The first side plate and the second side plate being disposed facing each other, and a cavity being formed between the first side plate and the second side plate. The fluid channel being provided in the cavity between the first side plate and the second side plate. The fluid channel having an inlet and an outlet. The inlet pipe is in fluid communication with the inlet of the fluid channel, and the outlet pipe is in fluid communication with the outlet of the fluid channel. The first side plate, the second side plate and the fluid channel in the cooling plate body are integrally formed by extrusion. The cooling plate integrally formed by extrusion of a 5 series aluminum material can have a better hardness, and the arrangement of the cooling plate in the middle of a housing of the battery pack can support the housing and battery units, and better prevent deformation of the battery pack during transportation and installation.
A battery module is described herein. The example battery module incldues a housing, a pluarlity of battery cells, and at least one cell-swelling restraint feature. The example cell-swelling restraint feature includes a cradle, side walls, and heat-staking features. The example battery module also includes an isolation feature positioned between the restraint feature and the battery cells to provide electrical insulation.
H01M 50/242 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders characterised by physical properties of casings or racks, e.g. dimensions adapted for protecting batteries against vibrations, collision impact or swelling
H01M 50/293 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders characterised by spacing elements or positioning means within frames, racks or packs characterised by the material
H01M 10/655 - Solid structures for heat exchange or heat conduction
9.
Method and system for predicting engine-start performance of an electrical energy storage system
The invention relates to a method for predicting an engine-start performance of an electrical energy storage system, in particular a motor vehicle starter battery. The method comprises the following method steps: generating engine-start data which are characteristic of the electrical energy storage system; evaluating the generated engine-start data; and outputting a result of the evaluation, which result relates to a prediction with respect to the engine-start performance of the electrical energy storage system. According to the invention, provision is made in particular for a vehicle make, a vehicle model and/or a vehicle variant of a vehicle to be started by the electrical energy storage system to be taken into account in order to evaluate the generated engine-start data.
B60L 58/16 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries responding to battery ageing, e.g. to the number of charging cycles or the state of health [SoH]
B60R 16/033 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided forArrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric for supply of electrical power to vehicle subsystems characterised by the use of electrical cells or batteries
G01R 31/00 - Arrangements for testing electric propertiesArrangements for locating electric faultsArrangements for electrical testing characterised by what is being tested not provided for elsewhere
G01R 31/36 - Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
G01R 31/392 - Determining battery ageing or deterioration, e.g. state of health
10.
Cell unit, energy storage module and method for the assembly thereof
The invention relates to an electrochemical cell unit for storing electrical energy, in which the electrochemical cell unit includes at least two lithium-ion pouch cells, a planar element for orienting the at least two lithium-ion pouch cells, and a cell carrier. The at least two lithium-ion pouch cells are provided in the cell carrier and are in electrical contact. The at least two lithium-ion pouch cells also have a first and a second terminal lug. The planar element is provided, preferably centrally, in the cell carrier and in addition, is sandwiched between the at least two lithium-ion pouch cells, at least some portions of the planar element being in contact with the pouch cells.
H01M 10/48 - Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
H01M 50/211 - Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for pouch cells
H01M 50/249 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders specially adapted for aircraft or vehicles, e.g. cars or trains
H01M 50/262 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders with fastening means, e.g. locks
H01M 50/271 - Lids or covers for the racks or secondary casings
H01M 50/284 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders with incorporated circuit boards, e.g. printed circuit boards [PCB]
H01M 50/291 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders characterised by spacing elements or positioning means within frames, racks or packs characterised by their shape
H01M 50/507 - Interconnectors for connecting terminals of adjacent batteriesInterconnectors for connecting cells outside a battery casing comprising an arrangement of two or more busbars within a container structure, e.g. busbar modules
H01M 50/516 - Methods for interconnecting adjacent batteries or cells by welding, soldering or brazing
The present invention relates to a pressure relief element (11) to be used as an overpressure safety means in devices where a gaseous medium must be rapidly released in case of overpressure, wherein the pressure relief element (11) has at least one notch (9) which is designed as a predetermined breaking point where the pressure relief element (11) breaks at a certain level of overpressure, thereby irreversibly opening an exhaust path for the gaseous medium. The present invention also relates to a pressure relief device of an electrochemical battery, comprising such a pressure relief element and a battery comprising such a pressure relief device.
A battery system having a housing configured to receive a battery cell that is configured to generate thermal energy. The housing includes a first wall and a second wall, both of which are positioned proximate to the battery cell. The first wall and the second wall form in part a cell compartment. The battery system further includes a unitary heat sink having a first portion embedded into the first wall and a second portion embedded into the second wall.
H01M 50/296 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders characterised by terminals of battery packs
An energy storage module comprising a plurality of electrochemical cells for storing electric energy and comprising at least one contacting device for electrically contacting the plurality of electrochemical cells. Each of the electrochemical cells has a first flat connection lug for contacting a first electrode of the respective electrochemical cell and a second flat connection lug for contacting a second electrode of the respective electrochemical cell. The electrochemical cells are arranged in a stacked formation and form a cell pack such that the first and second flat connection lugs extend outwards from two opposing sides of the cell pack in an at least substantially perpendicular manner. According to the invention, the at least one contacting device is substantially comb-shaped in particular and has a plurality of teeth which are formed and arranged such that a first or second connection lug is or can be received between two adjacent teeth.
H01M 50/507 - Interconnectors for connecting terminals of adjacent batteriesInterconnectors for connecting cells outside a battery casing comprising an arrangement of two or more busbars within a container structure, e.g. busbar modules
The present disclosure provides a battery pack for a hybrid vehicle. The battery pack includes: multiple battery cells, a housing, a first end plate, a second end plate, a bearing plate and an upper cover, wherein the housing is provided with a bottom portion and side walls extending from the periphery of the bottom portion and forming an upper portion opening; the housing is configured for accommodating the multiple battery cells and the two end plates, when the multiple battery cells are sequentially arranged and mounted into the housing, the first end plate and the second end plate are located at two end sides of the sequentially arranged multiple battery cells to laterally fix the multiple battery cells; the bearing plate is mounted above the top portions of the multiple battery cells; and the upper cover is mounted above the housing to cover the upper portion opening of the housing.
B60L 50/64 - Constructional details of batteries specially adapted for electric vehicles
B60L 58/26 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries by cooling
F04D 25/06 - Units comprising pumps and their driving means the pump being electrically driven
H01M 10/48 - Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
H01M 50/367 - Internal gas exhaust passages forming part of the battery cover or caseDouble cover vent systems
H01M 50/517 - Methods for interconnecting adjacent batteries or cells by fixing means, e.g. screws, rivets or bolts
H01M 50/507 - Interconnectors for connecting terminals of adjacent batteriesInterconnectors for connecting cells outside a battery casing comprising an arrangement of two or more busbars within a container structure, e.g. busbar modules
H01M 50/242 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders characterised by physical properties of casings or racks, e.g. dimensions adapted for protecting batteries against vibrations, collision impact or swelling
H01M 50/296 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders characterised by terminals of battery packs
H01M 50/284 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders with incorporated circuit boards, e.g. printed circuit boards [PCB]
H01M 50/298 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders characterised by the wiring of battery packs
H01M 50/271 - Lids or covers for the racks or secondary casings
H01M 50/244 - Secondary casingsRacksSuspension devicesCarrying devicesHolders characterised by their mounting method
H01M 50/209 - Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for prismatic or rectangular cells
The invention relates to an energy storage module. The energy storage module includes a plurality of energy storage cells, where each of the plurality of energy storage cells is connected electrically. The energy storage module further includes a housing having a portion that receives the plurality of energy storage cells, a measurement line integrated into the housing, and a barrier layer arranged between the housing and the plurality of energy storage cells. The barrier layer is at least in the portion of the housing and is impermeable to gases and liquids. An energy storage system and a method for continuously producing energy storage modules are also described.
H01M 10/0587 - Construction or manufacture of accumulators having only wound construction elements, i.e. wound positive electrodes, wound negative electrodes and wound separators
H01M 10/48 - Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
H01M 10/0525 - Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodesLithium-ion batteries
H01M 50/20 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders
H01M 50/24 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders characterised by physical properties of casings or racks, e.g. dimensions adapted for protecting batteries from their environment, e.g. from corrosion
H01M 50/30 - Arrangements for facilitating escape of gases
H01M 50/60 - Arrangements or processes for filling or topping-up with liquidsArrangements or processes for draining liquids from casings
H01M 50/502 - Interconnectors for connecting terminals of adjacent batteriesInterconnectors for connecting cells outside a battery casing
H01M 50/211 - Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for pouch cells
H01M 50/569 - Constructional details of current conducting connections for detecting conditions inside cells or batteries, e.g. details of voltage sensing terminals
H01M 50/516 - Methods for interconnecting adjacent batteries or cells by welding, soldering or brazing
H01M 10/04 - Construction or manufacture in general
A battery module includes a housing and a base of the housing. The base includes at least two opposing partition support walls, a first external wall, and a second external wall that is substantially perpendicular to the first external wall. The base also includes two or more partitions extending between the at least two opposing partition support walls to define compartments within the base, wherein each of the two or more partitions extend in alignment with the first external wall and transverse to the second external wall. Further, each of the two or more partitions is coupled to at least one of the at least two opposing partition support walls via a corresponding movable connection configured to be movable between a first position angled away from the first external wall, and a second position angled toward the first external wall.
H01M 50/20 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders
H01M 10/04 - Construction or manufacture in general
B60L 50/64 - Constructional details of batteries specially adapted for electric vehicles
H01M 50/24 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders characterised by physical properties of casings or racks, e.g. dimensions adapted for protecting batteries from their environment, e.g. from corrosion
H01M 50/262 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders with fastening means, e.g. locks
H01M 50/289 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders characterised by spacing elements or positioning means within frames, racks or packs
B60K 6/28 - Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the electric energy storing means, e.g. batteries or capacitors
Disclosed is an energy storage system, in particular for use in a vehicle, preferably for use in a hybrid vehicle, wherein the energy storage system has the following: a multiplicity of lithium ion cells, a housing with an interior space for receiving the lithium-ion cells and having an opening and a cover device. A barrier layer is provided, at least in certain areas, between the interior of the housing and the inner faces of the housing which bound the interior. In this context, the cover device can be or is connected to the housing in such a way that the opening of the housing is or can be closed, specifically in such a way that the cover device forms, at least in certain areas, an outer face of the housing which is closed in this way. The cover device is preferably embodied as a cooling device for regulating the temperature of the energy storage system.
H01M 50/249 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders specially adapted for aircraft or vehicles, e.g. cars or trains
H01M 50/231 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders characterised by the material of the casings or racks having a layered structure
H01M 50/293 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders characterised by spacing elements or positioning means within frames, racks or packs characterised by the material
H01M 50/367 - Internal gas exhaust passages forming part of the battery cover or caseDouble cover vent systems
H01M 50/503 - Interconnectors for connecting terminals of adjacent batteriesInterconnectors for connecting cells outside a battery casing characterised by the shape of the interconnectors
H01M 50/505 - Interconnectors for connecting terminals of adjacent batteriesInterconnectors for connecting cells outside a battery casing comprising a single busbar
H01M 50/516 - Methods for interconnecting adjacent batteries or cells by welding, soldering or brazing
A battery module is described herein. The example battery module includes a housing, a plurality of battery cells, and at least one cell-swelling restraint feature. The example cell-swelling restraint feature includes a cradle, side walls, and heat-staking features. The example battery module also includes an isolation feature positioned between the restraint feature and the battery cells to provide electrical insulation.
H01M 50/242 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders characterised by physical properties of casings or racks, e.g. dimensions adapted for protecting batteries against vibrations, collision impact or swelling
19.
Energy storage module cell assembly including pouch cell, compression element, thermal plate, and cell frame, and method for assembling the same
A cell assembly, having a cell frame, into which bus bars and a thermal plate are integrated, and a lithium-ion pouch cell having a first face and a second face opposite the first face are provided. The pouch cell further includes positive and negative cell terminals arranged at a top end of the pouch cell, and a compression element. The cell frame is configured to receive and house the pouch cell and the compression element in a space defined by the thermal plate and the cell frame.
H01M 10/04 - Construction or manufacture in general
H01M 10/0525 - Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodesLithium-ion batteries
H01M 10/48 - Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
H01M 50/296 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders characterised by terminals of battery packs
H01M 50/271 - Lids or covers for the racks or secondary casings
H01M 50/211 - Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for pouch cells
H01M 50/569 - Constructional details of current conducting connections for detecting conditions inside cells or batteries, e.g. details of voltage sensing terminals
20.
Electrochemical cell unit, energy storage module and method for the assembly thereof
The invention relates to an electrochemical cell unit for storing electrical energy, in which the electrochemical cell unit includes at least two lithium-ion pouch cells, a planar element for orienting the at least two lithium-ion pouch cells, and a cell carrier. The at least two lithium-ion pouch cells are provided in the cell carrier and are in electrical contact. The at least two lithium-ion pouch cells also have a first and a second terminal lug. The planar element is provided, preferably centrally, in the cell carrier and in addition, is sandwiched between the at least two lithium-ion pouch cells, at least some portions of the planar element being in contact with the pouch cells.
H01M 50/553 - Terminals adapted for prismatic, pouch or rectangular cells
H01M 50/249 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders specially adapted for aircraft or vehicles, e.g. cars or trains
H01M 50/211 - Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for pouch cells
H01M 50/507 - Interconnectors for connecting terminals of adjacent batteriesInterconnectors for connecting cells outside a battery casing comprising an arrangement of two or more busbars within a container structure, e.g. busbar modules
H01M 50/566 - Terminals characterised by their manufacturing process by welding, soldering or brazing
H01M 10/48 - Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
21.
METHOD AND SYSTEM FOR PREDICTING ENGINE-START PERFORMANCE OF AN ELECTRICAL ENERGY STORAGE SYSTEM
The invention relates to a method for predicting engine-start performance of an electrical energy storage system, in particular of a motor vehicle starter battery. The method comprises the following steps: generating engine-start data characteristic of the electrical energy storage system; evaluating the generated engine-start data; and outputting a result of the evaluation, which result relates to a prediction relating to the engine-start performance of the electrical energy storage system. According to the invention, in particular a vehicle make, a vehicle model and/or a vehicle variant of the vehicle to be started by the electrical energy storage system is taken into account in order to evaluate the generated engine-start data.
B60R 16/033 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided forArrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric for supply of electrical power to vehicle subsystems characterised by the use of electrical cells or batteries
F02N 11/00 - Starting of engines by means of electric motors
H02J 7/00 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
B60L 58/16 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries responding to battery ageing, e.g. to the number of charging cycles or the state of health [SoH]
G01R 31/392 - Determining battery ageing or deterioration, e.g. state of health
22.
Battery terminals for a lithium ion battery module
A lithium ion (Li-ion) battery module includes a module terminal configured to electrically couple the Li-ion battery module to an electrical connector of an external load. The module terminal includes a conductive component and a sealing shim secured to the conductive component, the sealing shim being formed from a polymeric material. The Li-ion battery module includes a housing containing a plurality of Li-ion battery cells and having an opening through which the conductive component of the module terminal at least partially protrudes. The sealing shim of the module terminal is directly secured to the housing and forms a seal isolating an interior of the housing from the external environment.
B60L 50/64 - Constructional details of batteries specially adapted for electric vehicles
H01M 10/0525 - Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodesLithium-ion batteries
H01M 50/172 - Arrangements of electric connectors penetrating the casing
H01M 50/552 - Terminals characterised by their shape
H01M 50/249 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders specially adapted for aircraft or vehicles, e.g. cars or trains
H01M 50/296 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders characterised by terminals of battery packs
H01M 50/505 - Interconnectors for connecting terminals of adjacent batteriesInterconnectors for connecting cells outside a battery casing comprising a single busbar
H01M 50/516 - Methods for interconnecting adjacent batteries or cells by welding, soldering or brazing
23.
Pressure relief element, pressure relief device and battery
The present invention relates to a pressure relief element (11) to be used as an overpressure safety means in devices where a gaseous medium must be rapidly released in case of overpressure, wherein the pressure relief element (11) has at least one notch (9) which is designed as a predetermined breaking point where the pressure relief element (11) breaks at a certain level of overpressure, thereby irreversibly opening an exhaust path for the gaseous medium. The present invention also relates to a pressure relief device of an electrochemical battery, comprising such a pressure relief element and a battery comprising such a pressure relief device.
A connection pole for a rechargeable battery. The connection pole has a connection region for securing a pole terminal to the connection pole, and a securing region for securing the connection pole to a housing part of the rechargeable battery. A circumferential projection is provided in an end region of the securing region facing towards the connection region, said projection having at least substantially an annular shape and being provided with a tooth system on its outer circumference for the purpose of prevention rotation of the connection pole. A circumferential sealing projection is provided, in the end region of the securing region facing towards the connection region, between the circumferential projection provided with the tooth system and the connection region, said sealing projection being of at least substantially circular-ring shaped design.
A battery system having a housing configured to receive a battery cell that is configured to generate thermal energy. The housing includes a first wall and a second wall, both of which are positioned proximate to the battery cell. The first wall and the second wall form in part a cell compartment. The battery system further includes a unitary heat sink having a first portion embedded into the first wall and a second portion embedded into the second wall.
The invention relates to an apparatus for awakening a vehicle battery, to a battery management system (BMS), and/or to an on-board network of a vehicle, or at least one component thereof, comprising: a device for detecting a quiescent current flowing in at least one region of the BMS or on-board network, and for outputting a voltage that characterizes the detected quiescent current, and a comparator circuit for comparing the voltage with at least one defined or definable threshold value, wherein the comparator circuit is configured to emit a wake-up signal whenever the threshold value is exceeded, wherein the wake-up signal preferably has a voltage level that can be used directly by a microcontroller.
The present disclosure provides a battery pack including: multiple flat battery cells, a housing, a bearing plate and an upper cover, wherein a middle recessed portion is formed between the protruding battery cell anode and battery cell cathode disposed on the top portion of each of the multiple battery cells; a surface of the middle recessed portion is provided with at least one seal-breakable opening arranged to discharge the gas generated in the battery cell when broken; the multiple middle recessed portions at the top portions of the multiple battery cells form a battery top portion through-slot; a bottom portion of the bearing plate is provided with a bearing plate bottom portion through-slot; the bearing plate bottom portion through-slot is press-fitted with the battery top portion through-slot to form a lateral gas discharging passage wherein one end of the lateral gas discharging passage is provided with an outlet, and another end of the lateral gas discharging passage is blocked. The gas discharging passage of the present disclosure utilizes the existing structures of the battery pack without additionally designing a separate specific gas discharging passage.
A lithium ion battery module includes a housing having a thermally conductive base and a cell assembly disposed within the housing and comprising pouch battery cells, a plurality of layers interleaved with the pouch battery cells, and a pair of end plates disposed on opposite ends of the cell assembly to compress the pouch battery cells. The battery cells are held within the cell assembly by cell frames. Each cell frame is formed from two frame pieces. The plurality of layers comprises a plurality of foam sheets and a plurality of thermally conductive sheets. The foam sheets are configured to allow swelling of the pouch battery cells while enabling a substantially constant level of compression of the pouch battery cells by the pair of end plates. The thermally conductive sheets conduct heat from the battery cells toward the thermally conductive base of the housing.
The present disclosure provides a battery pack including a housing, wherein the housing has a bottom portion and side walls extending upward around a periphery of the bottom portion; an upper portion opening is formed at top ends of the side walls extending upward; an upper cover is mounted on the upper portion opening of the housing; and the battery pack comprises: multiple flat battery cells; and a first end plate and a second end plate, wherein when the multiple battery cells are sequentially arranged and mounted into the housing from the upper portion opening, the first end plate and the second end plate are located at two end sides of the sequentially arranged multiple battery cells to laterally fix the sequentially arranged multiple battery cells. The two end plates may absorb deformation of the battery cell while expanding.
H01M 50/35 - Gas exhaust passages comprising elongated, tortuous or labyrinth-shaped exhaust passages
H01M 10/42 - Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
H01M 10/48 - Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
H01M 50/242 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders characterised by physical properties of casings or racks, e.g. dimensions adapted for protecting batteries against vibrations, collision impact or swelling
H01M 50/271 - Lids or covers for the racks or secondary casings
H01M 50/209 - Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for prismatic or rectangular cells
H01M 50/284 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders with incorporated circuit boards, e.g. printed circuit boards [PCB]
H01M 50/262 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders with fastening means, e.g. locks
H01M 50/289 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders characterised by spacing elements or positioning means within frames, racks or packs
H01M 50/583 - Devices or arrangements for the interruption of current in response to current, e.g. fuses
H01M 50/296 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders characterised by terminals of battery packs
30.
Energy storage module comprising a temperature management system, and energy storage system
Disclosed is an energy storage module for use in a vehicle, in particular in a hybrid vehicle, said energy storage module comprising a plurality of energy storage cells and a temperature management system for the associated energy storage cells, the temperature management system being associated with at least some, preferably all energy storage cells. The temperature management system has a heat exchanger and a heat conducting element; furthermore, a reinforcement layer, which has a higher modulus of elasticity than the heat exchanger, is provided between the heat exchanger and the heat conducting element.
H01M 10/653 - Means for temperature control structurally associated with the cells characterised by electrically insulating or thermally conductive materials
B60L 58/24 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries
The invention relates to an energy storage module, which is produced by a continuous production method, and which comprises the following: a plurality of energy storage cells, electrically connected in series, and a housing, produced at least in regions and preferably completely from plastic, in which the plurality of energy storage cells is received. A barrier layer is arranged between the housing and the energy storage cells at least in regions, preferably completely. The invention further relates to a production method of such an energy storage module, which is produced by means of a continuous production method.
H01M 50/20 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders
H01M 50/24 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders characterised by physical properties of casings or racks, e.g. dimensions adapted for protecting batteries from their environment, e.g. from corrosion
H01M 50/30 - Arrangements for facilitating escape of gases
H01M 50/60 - Arrangements or processes for filling or topping-up with liquidsArrangements or processes for draining liquids from casings
H01M 10/0587 - Construction or manufacture of accumulators having only wound construction elements, i.e. wound positive electrodes, wound negative electrodes and wound separators
H01M 10/48 - Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
H01M 10/0525 - Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodesLithium-ion batteries
H01M 50/502 - Interconnectors for connecting terminals of adjacent batteriesInterconnectors for connecting cells outside a battery casing
H01M 10/04 - Construction or manufacture in general
The invention relates to an energy storage module comprising a plurality of electrochemical cells for storing electric energy and comprising at least one contacting device for electrically contacting the plurality of electrochemical cells. Each of the plurality of electrochemical cells has a first flat connection lug for contacting a first electrode of the respective electrochemical cell and a second flat connection lug for contacting a second electrode of the respective electrochemical cell. The plurality of electrochemical cells are arranged in a stacked formation and form a cell pack such that the first and second flat connection lugs extend outwards from two opposing sides of the cell pack in an at least substantially perpendicular manner. According to the invention, the at least one contacting device is substantially comb-shaped in particular and has a plurality of teeth which are formed and arranged such that a first or second connection lug is received or can be received between two adjacent teeth.
The present disclosure relates to a battery module that includes a housing having a first opening configured to receive one or more battery cells and an electrical component, a housing cover configured to be disposed over the first opening to enclose the one or more battery cells and the electrical component in the housing, a signal connector disposed within the housing and electrically coupled to the electrical component, where the signal connector is configured to be actuated from a first position to a second position, and a vent port in alignment with the signal connector such that the signal connector is accessible to a push device passing through the vent port to facilitate directing the signal connector into the second position and toward a second opening of the housing cover when the housing cover is disposed over the first opening.
H01M 10/42 - Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
H01M 10/48 - Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
B60T 1/10 - Arrangements of braking elements, i.e. of those parts where braking effect occurs acting by retarding wheels by utilising wheel movement for accumulating energy, e.g. driving air compressors
F16D 61/00 - Brakes with means for making the energy absorbed available for use
H01M 2/10 - Mountings; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
34.
Turnable carrier for electrical components of a battery module
A battery module includes a carrier configured to receive electrical components. The carrier is electrically insulative and includes a first portion configured to receive a first plurality of electrical components, a second portion configured to receive a second plurality of electrical components, and a flexible region configured to enable the first portion to turn relative to the second portion.
H01M 10/42 - Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
H01M 50/20 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders
H01M 50/502 - Interconnectors for connecting terminals of adjacent batteriesInterconnectors for connecting cells outside a battery casing
B60W 20/13 - Controlling the power contribution of each of the prime movers to meet required power demand in order to stay within battery power input or output limitsControlling the power contribution of each of the prime movers to meet required power demand in order to prevent overcharging or battery depletion
35.
Battery terminals for a lithium ion battery module
A lithium ion (Li-ion) battery module includes a module terminal configured to electrically couple the Li-ion battery module to an electrical connector of an external load. The module terminal includes a conductive component and a sealing shim secured to the conductive component, the sealing shim being formed from a polymeric material. The Li-ion battery module includes a housing containing a plurality of Li-ion battery cells and having an opening through which the conductive component of the module terminal at least partially protrudes. The sealing shim of the module terminal is directly secured to the housing and forms a seal isolating an interior of the housing from the external environment.
A battery module includes a housing and a base of the housing. The base includes at least two opposing partition support walls, a first external wall, and a second external wall that is substantially perpendicular to the first external wall. The base also includes two or more partitions extending between the at least two opposing partition support walls to define compartments within the base, wherein each of the two or more partitions extend in alignment with the first external wall and transverse to the second external wall. Further, each of the two or more partitions is coupled to at least one of the at least two opposing partition support walls via a corresponding movable connection configured to be movable between a first position angled away from the first external wall, and a second position angled toward the first external wall.
H01M 50/20 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders
H01M 10/04 - Construction or manufacture in general
B60L 50/64 - Constructional details of batteries specially adapted for electric vehicles
H01M 50/24 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders characterised by physical properties of casings or racks, e.g. dimensions adapted for protecting batteries from their environment, e.g. from corrosion
B60K 6/28 - Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the electric energy storing means, e.g. batteries or capacitors
37.
Pressure relief element, pressure relief device and battery
The present invention relates to a pressure relief element (11) to be used as an overpressure safety means in devices where a gaseous medium must be rapidly released in case of overpressure, wherein the pressure relief element (11) has at least one notch (9) which is designed as a predetermined breaking point where the pressure relief element (11) breaks at a certain level of overpressure, thereby irreversibly opening an exhaust path for the gaseous medium. The present invention also relates to a pressure relief device of an electrochemical battery, comprising such a pressure relief element and a battery comprising such a pressure relief device.
A battery system includes a battery that couples to an electrical system. The battery system also includes a battery control module that electrically couples to the battery. The battery control module performs a parallel current integration process on an initial state of charge using an actual capacity and a candidate capacity of the battery. Additionally, the battery control module performs a directional comparison between an estimated state of charge of the battery and results of the parallel current integration process. Further, the battery control module determines validity of the estimated state of charge based at least in part on the directional comparison between the estimated state of charge of the battery and the results of the parallel current integration process.
G01R 31/36 - Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
39.
Systems and methods for state of charge and capacity estimation of a rechargeable battery
A battery system may include a battery that in operation couples to an electrical system, and a battery control module that in operation electrically couples to the battery. The battery control module may read battery data, estimate a state of charge of the battery based at least in part on the battery data, and estimate a state of charge error of the battery based on magnitudes of state of charge error sources. Additionally, the battery control module may update a state of health estimation of the battery when the state of charge error of the battery exceeds a predetermined threshold.
B60L 11/18 - using power supplied from primary cells, secondary cells, or fuel cells
G01R 31/36 - Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
G01R 31/367 - Software therefor, e.g. for battery testing using modelling or look-up tables
G01R 31/392 - Determining battery ageing or deterioration, e.g. state of health
B60L 3/00 - Electric devices on electrically-propelled vehicles for safety purposesMonitoring operating variables, e.g. speed, deceleration or energy consumption
b) at least one elastically deformable compensating component is arranged at least at one end of the series arrangement of individual cells between the last individual cell and the housing or frame which is designed to accommodate and compensate for the changes in thickness of individual cells occurring as a result of changes in the state of charge and the thereby resulting changes in the length of the series arrangement.
The invention further relates to a method for producing such an accumulator arrangement.
The invention relates to an electrochemical accumulator comprising at least one housing and at least one electrochemical cell disposed in said housing as well as at least two electrical connection terminals for electrically contacting the accumulator, wherein at least one of the connection terminals is formed from at least two interconnected sections of differing metals or metal alloys. The invention furthermore relates to a method for manufacturing an electrochemical accumulator.
The present invention relates to a pressure relief element (11) to be used as an overpressure safety means in devices where a gaseous medium must be rapidly released in case of overpressure, wherein the pressure relief element (11) has at least one notch (9) which is designed as a predetermined breaking point where the pressure relief element (11) breaks at a certain level of overpressure, thereby irreversibly opening an exhaust path for the gaseous medium. The present invention also relates to a pressure relief device of an electrochemical battery, comprising such a pressure relief element and a battery comprising such a pressure relief device.
The present invention relates to an assembly (10) with a first and a second component (1, 2) which are fixed relative to each other by at least one fixation element (3), characterized by a fixation element (3) extending into or through a space (9) between the first and the second component (1, 2), wherein the fixation element (3) is filled with a hardenable filling material (61), wherein the fixation element (3) is a hollow deformable and at least in a radial direction expandable element if internally pressurized, at least before the filling material (61) hardens. The present invention also relates to a method for producing an assembly with a first and a second component.
patents
