WO2013149763A1 - Élément d'accumulateur pour un véhicule équipé d'un dispositif pour le découplage et/ou le court-circuitage de connexions de l'élément d'accumulateur - Google Patents

Élément d'accumulateur pour un véhicule équipé d'un dispositif pour le découplage et/ou le court-circuitage de connexions de l'élément d'accumulateur Download PDF

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Publication number
WO2013149763A1
WO2013149763A1 PCT/EP2013/053527 EP2013053527W WO2013149763A1 WO 2013149763 A1 WO2013149763 A1 WO 2013149763A1 EP 2013053527 W EP2013053527 W EP 2013053527W WO 2013149763 A1 WO2013149763 A1 WO 2013149763A1
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WO
WIPO (PCT)
Prior art keywords
battery cell
battery
security element
designed
cell
Prior art date
Application number
PCT/EP2013/053527
Other languages
German (de)
English (en)
Inventor
Eckart Reihlen
Jens Schneider
Fabian Henrici
Original Assignee
Robert Bosch Gmbh
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Robert Bosch Gmbh filed Critical Robert Bosch Gmbh
Publication of WO2013149763A1 publication Critical patent/WO2013149763A1/fr

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Classifications

    • 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
    • H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
    • 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
    • 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
    • H01M50/574—Devices or arrangements for the interruption of current
    • 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
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/052—Li-accumulators
    • H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
    • H01M2010/4278—Systems for data transfer from batteries, e.g. transfer of battery parameters to a controller, data transferred between battery controller and main controller
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2200/00—Safety devices for primary or secondary batteries
    • 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
    • H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Definitions

  • the present invention relates to a battery cell for a vehicle with a device for decoupling and / or bridging connections of the battery cell.
  • EP 2 228 849 A1 discloses a rechargeable battery having an electrode unit and a housing for mounting the electrode unit therein, wherein the housing changes depending on the internal pressure.
  • the electrode assembly includes a separator, and first and second electrodes disposed on two opposite sides of the separator.
  • the invention relates to a device with mechanical and electrical components which can be installed in a battery cell (for example lithium-ion battery of an electric vehicle) and serves to separate or bridge the connections of the cell internally.
  • a battery cell for example lithium-ion battery of an electric vehicle
  • An integrated in the battery cell monitoring sensor can provide early signal to the state of the battery cell.
  • a corresponding electrical and / or electronic device can trigger the mechanical security element using the signal of the integrated in the battery cell monitoring sensor.
  • the triggering of the mechanical security element can short-circuit the terminals of the battery cell and at the same time or alternatively, the mechanical security element can decouple the terminals of the battery cell. By short-circuiting the connections, the battery cell can be bridged.
  • the invention is based on the finding that a mechanical security element such as an "overcharge protection circuit” or a “current interrupt device” can be triggered, for example, by overpressure in the cell or an elevated temperature and thereby irreversibly deformed, but this is only an horrend represent ratio.
  • a mechanical security element such as an "overcharge protection circuit” or a “current interrupt device”
  • the present invention provides a battery cell with a device for decoupling and / or bridging connections of the battery cell for a vehicle, wherein the battery cell has a monitoring sensor, wherein the battery cell has a mechanical security element, wherein the mechanical security element is formed to the terminals of the battery cell - to separate and / or short-circuit the device, the device comprising: means for triggering the mechanical security element using an electrical triggering signal.
  • the battery cell may include a monitoring sensor, wherein the monitoring sensor may be configured to provide at least one measure of a condition of the battery cell, and wherein the means for triggering is configured to apply the mechanical safety feature using an electrical sensor Trigger signal based on the measured variable.
  • the vehicle may be a motor vehicle, for example a passenger car, a truck or another commercial vehicle.
  • the vehicle may be equipped with a hybrid drive or it may be an electric vehicle.
  • the vehicle may have at least one battery as starter battery or traction battery. Under a battery can be understood an interconnection of multiple battery cells.
  • a battery cell can be understood as meaning a rechargeable storage for electrical energy, such as an accumulator.
  • a battery cell can be understood to mean rechargeable secondary cells, secondary elements or accumulators.
  • the battery cells may be connected in a series connection and / or a parallel connection in the battery.
  • a battery cell can have an energy store with connections, a monitoring sensor and / or a mechanical security element.
  • the monitoring sensor may be referred to as a battery sensor.
  • the monitoring sensor can be integrated in the battery cell.
  • the monitoring sensor can output a monitoring signal which represents, for example, a cell temperature, a cell terminal voltage, an internal cell pressure and / or a cell terminal current intensity.
  • the monitoring signal may be referred to as a measure of the monitoring sensor to a state of the battery cell.
  • a mechanical security element can be understood as a passive mechanical component which can be triggered by a physical condition such as pressure and / or temperature.
  • the mechanical security element can be irreversibly and / or reversibly deformed become.
  • the mechanical security element may be referred to in English as "overcharge protection circuit” or “current interrupt device” (CID).
  • CID current interrupt device
  • the mechanical safety element can disconnect the connections of the battery cell from the energy storage of the battery cell.
  • the disconnection of the connections can be effected by a passive system such as a fuse.
  • Under a device for triggering the mechani see safety element can be understood a device that allows electrical actuation of the mechanical security element. In this case, the electrical actuation may be provided parallel to the mechanical function of the mechanical safety element.
  • An electrical actuation of the mechanical safety element allows the reaction to measured values which are known by the battery cell before a dangerous situation arises which would trigger the mechanical safety element or the passive CID.
  • the device for triggering can trigger when the upper or lower limit values of at least one measured value of a cell, for example the cell temperature, cell terminal voltage, cell pressure or others, the actuators, are exceeded.
  • the approach presented here extends an existing mechanical security element or CID.
  • the passive safety function of the mechanical safety element can remain.
  • a possibility is created to electrically trigger the mechanical security element (CID).
  • An electrical actuation allows the reaction to measured values that are known by the cell before a dangerous situation arises which would trigger the mechanical safety element or the passive CID.
  • the approach presented here allows the spatial separation between the detection of a critical state using a monitoring sensor and a protective device.
  • the protective device can be designed as a combination of mechanical security element and device for triggering.
  • the actuators can be triggered only by electrical criteria (U, I,) and / or by physical criteria detected in the vicinity of the cell coil, such as cell temperature and / or internal cell pressure. It is advantageous that the approach presented here prevents a dangerous state of the cell, such as a strong increase in pressure, impending thermal outliers, or "thermal runaway", in which the device for triggering a bridge before the triggering of any passive protection mechanism can bring about.
  • An embodiment of the invention is also advantageous with a device for monitoring the battery cell exclusively using the battery cell using the monitoring sensor, wherein the device for monitoring is designed to output the electrical triggering signal.
  • This embodiment of the present invention offers the advantage of providing an intrinsically safe battery cell which, in addition to the mechanical security element, has a further electrically acting safety device using a sensor signal.
  • an apparatus for monitoring can be understood as meaning an electrical device which processes sensor signals and outputs control and / or data signals in dependence thereon.
  • the device for monitoring can have an interface that can be designed in hardware and / or software.
  • the interfaces may be part of a so-called system ASIC that includes a variety of functions of the monitoring device.
  • the interfaces are their own integrated circuits or at least partially consist of discrete components.
  • the interfaces may be software modules that are present, for example, on a microcontroller in addition to other software modules.
  • the monitoring sensor can be designed as an integrated monitoring sensor and the device for monitoring the battery cell can be an integrated component of the integrated th monitoring sensor.
  • the device for monitoring the battery cell can be an integrated component of the integrated th monitoring sensor.
  • Such an embodiment provides an intrinsically safe battery cell without external components.
  • a monitoring sensor integrated into the battery cell can supply various measured variables, which are partially present only inside the battery cell. Also, for example, the location of the temperature measurement and / or the pressure measurement may be located at a specific location inside the battery cell.
  • the entire system of the battery cell with integrated sensors, actuators, that means triggering, and electronic unit, that means monitoring, can represent an intrinsically safe system according to ASIL standard.
  • the means for monitoring may be implemented as a microelectronic circuit within an integrated battery sensor.
  • the means for monitoring the battery cell may be configured to determine the electrical trigger signal using a plurality of measurements of the monitoring sensor.
  • optimum performance and maximum cell safety can be achieved.
  • linking different measured variables can better describe the state of the cell than a single measured value.
  • the electrical release signal can be determined using a predefined map.
  • the predefined map can be multidimensional.
  • the predefined map may allow for an assessment of one and / or a plurality of interlinked metrics.
  • the predefined characteristic map can specify upper and / or lower limit values for at least one measured variable and influence an integration state of the battery cell. Using a multi-dimensional characteristic map, different measured values and limit values can be evaluated individually or interactively and simultaneously or alternatively linked in order to control the state of integration of the cell (bridged / not bridged).
  • the device is designed for triggering, the mechanical security element using a nes triggered by the battery cell externally supplied trigger signal.
  • the externally supplied trigger signal can be generated by a battery management system, wherein the battery management system can be configured to monitor a plurality of battery cells. This can be advantageous since this can influence the overall performance of a battery, taking into account the state of the individual battery cell.
  • An externally supplied trigger signal may allow targeted cells with a weak "health" within the battery cell string to be bypassed and severed to thereby increase the overall performance of the battery, since it is no longer the weakest battery cell that determines overall performance.
  • the mechanical security element can be designed to be reversibly triggered and, simultaneously or alternatively, the mechanical security element can be designed to be triggered irreversibly.
  • the mechanical security element can also be designed as a bistable security element.
  • a bistable mechanical security element can be understood to mean a security element which remains stable in this second state after a transfer of at least one first state to a second state and / or which is stable in this first state after a transfer of at least one second state to a first state Condition remains. It is also conceivable that the mechanical security element can not only be brought into two states, but also more states, wherein it then after a move into one of these states stable in this
  • the device for triggering can be designed to be reversible, and at the same time or alternatively, the device for triggering can be designed to be irreversible.
  • the device for triggering may be an actuator system that is reversibly or alternatively irreversibly triggered.
  • An irreversibly trained device for triggering can be produced inexpensively.
  • the mechanical security element is designed to be irreversibly deformed, the device for triggering can also be designed. For example, for the irreversible separation and / or bridging of battery cells in a cell assembly, or a battery, an existing passive mechanical protection device can be extended by an airbag squib, thereby creating the possibility of irreversible electrical actuation.
  • the squib can be attached, for example, close to a normally triggered by a cell overpressure "crackpot" membrane. During ignition, the membrane is then deformed by the resulting pressure wave instead of by a pressure increase triggered by cell chemical processes.
  • a reversibly designed device for triggering makes it possible to reverse a trip. If the mechanical safety element reacts to an excessive temperature, a reversible actuator system can, for example, consist of a heating coil arranged in such a way that an electric actuator can be used
  • Trigger signal the heating coil is heated and thus triggers the mechanical safety element. Bridging a damaged or sensorically measurable low-power cell can be useful to increase the overall performance of the battery. Reversible actuation may allow a cell to be disconnected and switched on after it has been ordered from the remaining cells of a battery. at
  • an actuator is described by way of example, with a triggering circuit, an electrical or thermal ignition combined with a mechanical device for closing the battery power line.
  • a triggering circuit an electrical or thermal ignition combined with a mechanical device for closing the battery power line.
  • exemplary examples of an irreversible actuator are the combinations: squib and flat spring or "cracking frog" membrane or alternatively an electrical fuse and a biased extension spring.
  • the squib is brought to ignition by an electric current, with the important aspect that the ignition temperature of the squib is well above the maximum temperature that may be exposed to the parked vehicle even under extreme climatic conditions - similar to an airbag squib.
  • the security element can bridge the connections of an energy store of the battery cell. By bridging the connections of the energy storage of the battery cell.
  • Battery cell a series connection of battery cells can remain functional.
  • the performance of the battery can go down.
  • the bridging of the terminals may also be referred to as a shorting of the terminals.
  • the security element separates the energy store of the battery cell from the terminals. By disconnecting the terminals of the energy storage overcharging of the energy storage and thus the battery cell can be prevented.
  • the interface can be embodied as an analogue and / or digital interface, that is, analog signals and / or digital signals can be transmitted via the interface be formed as a bus interface, wherein data via the interface compliant with a bus protocol can be transmitted.
  • the interface can be designed to transmit data, to receive data and / or to send and receive data.
  • the interface can be designed for unidirectional communication and / or be designed for bidirectional communication.
  • the interface for communication may allow the status of the individual cells to be reported to the central vehicle control unit and / or communicated to the driver via a warning / warning device. Also, the state of the individual cells in the vehicle diagnosis, for example, as part of a regular maintenance, the diagnostic device can be communicated. In this case, the interface for communication can be designed such that the state of a
  • Battery cell can be communicated to a battery charger during a charging process, so that the battery charger can control its charging voltage / current accordingly.
  • the monitoring sensor can be designed to deliver a plurality of measured variables.
  • the monitoring sensor can output a monitoring signal which represents at least two measured variables such as cell temperature, cell terminal voltage, internal cell pressure and / or cell terminal current intensity. This makes it possible to make a triggering decision dependent on the interaction of a plurality of measured variables.
  • the mentioned electrical and / or physical triggering criteria can be linked together.
  • a model eg ECM
  • ECM can be used to link various measurements and limits to control the cell's state of integration (bypassed / not bridged).
  • the present invention provides a battery having a plurality of battery cells and a battery control device, the battery cells each having a monitoring sensor and a device for triggering a mechanical safety element, the battery being characterized in that the battery control device is designed to be an electrical Trigger signal for the device for triggering the mechanical security element for the plurality of battery cells.
  • a battery control device can be understood as meaning an electrical device which processes sensor signals and outputs control and / or data signals in dependence thereon.
  • the battery control device may have an interface, which may be designed in hardware and / or software.
  • the interfaces may for example be part of a so-called system ASICs, which includes a variety of functions of the battery control unit.
  • the interfaces may be their own, integrated circuits or to consist at least partly of discrete components.
  • the interfaces may be software modules that are present, for example, on a microcontroller in addition to other software modules.
  • the embodiment as a battery can allow a balance between the battery cells, a so-called “balancing", wherein the balancing can be used to compensate for the cell voltage in a battery, such as a lithium-ion battery, as this is very important in these cells in terms of service life, amount of energy (travel time of an electric vehicle that uses the battery as an energy storage) and ultimately can be performance.
  • balancing can be used to compensate for the cell voltage in a battery, such as a lithium-ion battery, as this is very important in these cells in terms of service life, amount of energy (travel time of an electric vehicle that uses the battery as an energy storage) and ultimately can be performance.
  • the embodiment in a battery the life of the battery, the quality of the cells and the temperature distribution within the battery can be positively influenced .
  • a defective cell may be actively taken out of series connection. As a result, an electric vehicle can continue to be ready to drive instead of lying down. Also, weak or damaged cells can be bypassed to increase the overall performance of the battery.
  • the battery comprises an electronic unit for the controlled decoupling and bridging of individual battery cells.
  • the invention according to an embodiment of the invention relates to the combination of sensors (measured values) and actuators (mechanical and electrical components which are installed in a battery cell, for example lithium-ion battery of an electric vehicle, and serve to separate the terminals of the cell internally or to bridge) to ensure optimum performance and safety of a battery.
  • the battery control device is realized, for example, as a microelectronic circuit in the central control unit of a battery and can access the sensors and actuators of all cells of the battery in order to reversibly or irreversibly bypass individual or several cells.
  • the approach presented here makes "cell balancing" unnecessary during the charging process since it can reversibly be bridged when a cell threatens to overcharge itself, in which case only a part or "subset" of a number of cells can be activated such compensation for wear or wear leveling and uniformity
  • the present invention provides a method for decoupling and / or bridging connections of a battery cell for a vehicle, the battery cell having a monitoring sensor, wherein the monitoring sensor is designed to supply at least one measured variable to a state of the battery cell.
  • the battery cell comprises a mechanical security element, wherein the mechanical security element is designed to disconnect and / or short-circuit the terminals of the battery cell, the method comprising the following step:
  • Triggering the mechanical security element using an electrical trip signal based on the measured value of the monitoring sensor is to increase the safety and performance of a battery by actively removing critical cells.
  • An actively triggered bridging of cells with critical temperature / voltage characteristics is of great importance for battery safety.
  • An actively triggered bridging of strongly aged or otherwise poorly performing cells with poor "state-of-health" is of great importance. The bridging can be achieved by using the mechanical safety element.
  • Fig. 1 is a schematic representation of a battery cell according to an embodiment of the present invention.
  • FIG. 2 shows a flowchart of an exemplary embodiment of the present invention as a method for decoupling and simultaneously or alternatively for bridging connections of a battery cell for a vehicle.
  • FIG. 1 shows a schematic representation of a battery cell 100 according to an embodiment of the present invention.
  • an energy store 1 10 is formed, wherein the energy storage device 1 10 two terminals 1 15 has.
  • the two terminals 1 15 have an opposite polarity.
  • the energy store 1 10 is connected via the two terminals 1 15 with a mechanical security element 120.
  • Two further connections 125 are formed next to the two connections 1 15 on the mechanical security element 120, wherein the two further connections 125 lead out of the battery cell and are designed such that the battery cell 100 can be contacted via the two further connections 125.
  • the mechanical security element 120 is designed to interrupt and / or bridge the connections 1 15 leading out of the energy store 1 10, which pass into the connections 125.
  • the battery cell 100 further includes a monitor sensor 130, a monitor 140, and a trigger 150.
  • the monitoring sensor 130 is connected to the monitoring device 140.
  • the monitoring sensor is designed to output at least one measured variable 160.
  • the monitoring device 140 is designed to receive at least one measured variable of the monitoring sensor.
  • the means for monitoring is configured to output a trigger signal 170.
  • the device for triggering 150 is configured to receive the trigger signal 170.
  • the battery cell 100 further has an interface 180, which is designed to receive and / or output analog and / or digital signals. In the embodiment shown in Fig. 1, the interface 180 is connected to the means 140 for monitoring.
  • the device 150 for triggering is designed to trigger the mechanical safety element 120 using the trigger signal 170. In one embodiment, the device 150 for triggering is designed to carry out an electrical actuation of the mechanical safety element.
  • Fig. 1 thus shows inter alia a device for decoupling and bridging battery cells 100.
  • Existing mechanical safety element 120 eg CID
  • CID 120 is expanded, in particular electrical actuation of CID 120 parallel to the mechanical function is possible or provided.
  • the approach presented here extends an existing CID 120.
  • the passive safety function of the CID 120 can be retained.
  • a possibility is created to trigger the CID electrically. This can be done, for example, by switching on an electrical
  • Stromes are made by a resistor which heats a bimetallic strip, deflects and in that CID triggers, or disconnects the terminals of the cell and / or short circuits.
  • the electrical triggering may be either through an external additional connection to the cell or through an electrical or electronic system, microsystem or IC built into the cell, such a described system comprising means for monitoring and means for triggering.
  • the up. Respectively.
  • Disconnecting or shorting cell connections reversibly or irreversibly.
  • Advantageous is an embodiment in which the CID is bistable, d. H. can be switched by an electrical release between two (or more) latched states.
  • the approach presented here relates to a device with mechanical and electrical components which can be installed in a battery cell 100 (for example lithium-ion battery of an electric vehicle) and serves to Separate conclusions 125 of the cell 100 internally, or to bridge.
  • a battery cell 100 for example lithium-ion battery of an electric vehicle
  • an electrical irreversible actuation of the CID 120 is provided parallel to the mechanical function of the mechanical protection element 120.
  • the method 200 includes a step 210 of triggering the mechanical security element using an electrical triggering signal based on the measurand of the monitoring sensor.
  • an exemplary embodiment comprises a "and / or" link between a first feature and a second feature, then this is to be read so that the embodiment according to one embodiment, both the first feature and the second feature and according to another embodiment either only first feature or only the second feature.

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Secondary Cells (AREA)
  • Connection Of Batteries Or Terminals (AREA)

Abstract

L'invention concerne un élément d'accumulateur (100) comportant un dispositif pour le découplage et/ou le court-circuitage de connexions (125) de l'élément d'accumulateur (100) pour un véhicule, l'élément d'accumulateur (100) présentant un élément de sécurité mécanique (120), l'élément de sécurité mécanique (120) étant conçu pour isoler et/ou court-circuiter les connexions (125) de l'élément d'accumulateur (100), l'élément d'accumulateur (100) présentant la caractéristique suivante : un dispositif (150) destiné à déclencher l'élément de sécurité mécanique (120) en utilisant un signal de déclenchement électrique (170).
PCT/EP2013/053527 2012-04-04 2013-02-22 Élément d'accumulateur pour un véhicule équipé d'un dispositif pour le découplage et/ou le court-circuitage de connexions de l'élément d'accumulateur WO2013149763A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102012205553A DE102012205553A1 (de) 2012-04-04 2012-04-04 Batteriezelle für ein Fahrzeug mit einer Vorrichtung zur Abkopplung und/oder Überbrückung von Anschlüssen der Batteriezelle
DE102012205553.3 2012-04-04

Publications (1)

Publication Number Publication Date
WO2013149763A1 true WO2013149763A1 (fr) 2013-10-10

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WO (1) WO2013149763A1 (fr)

Families Citing this family (9)

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Publication number Priority date Publication date Assignee Title
DE102013204527A1 (de) * 2013-03-15 2014-09-18 Robert Bosch Gmbh Batteriezelleinrichtung mit Lithiumablagerungssicherheitsfunktion und Verfahren zum Überwachen einer Batteriezelle
DE102013204532A1 (de) * 2013-03-15 2014-09-18 Robert Bosch Gmbh Batteriezelleinrichtung mit Überhitzungssicherheitsfunktion und Verfahren zum Überwachen einer Batteriezelle
DE102013204537A1 (de) * 2013-03-15 2014-10-02 Robert Bosch Gmbh Batteriezelleinrichtung mit Unfallsicherheitsfunktion und Verfahren zum Überwachen einer Batteriezelle
DE102013204529A1 (de) * 2013-03-15 2014-09-18 Robert Bosch Gmbh Batteriezelleinrichtung mit Überdrucksicherheitsfunktion und Verfahren zum Überwachen einer Batteriezelle
DE102013204540A1 (de) * 2013-03-15 2014-09-18 Robert Bosch Gmbh Batteriezelleinrichtung mit Tiefenentladungssicherheitsfunktion und Verfahren zum Überwachen einer Batteriezelle
DE102013204525A1 (de) * 2013-03-15 2014-09-18 Robert Bosch Gmbh Verfahren und Vorrichtung zur Erhöhung der Sicherung beim Gebrauch von Batteriemodulen
DE102014206538A1 (de) * 2014-04-04 2015-10-08 Robert Bosch Gmbh Verfahren und Vorrichtung zur Erhöhung der Sicherheit beim Gebrauch von Batteriesystemen
DE102014208543A1 (de) * 2014-05-07 2015-11-12 Robert Bosch Gmbh Batteriezelleinrichtung mit einer Batteriezelle und einer Überwachungselektronik zum Überwachen der Batteriezelle und entsprechendes Verfahren zum Betreiben und Überwachen einer Batteriezelle
DE102016208420A1 (de) 2016-05-17 2017-11-23 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Anordnung mit multifunktionalem Anschluss für Energiespeicherzellen oder Energieverbraucher

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