WO2013113473A1 - Batterie haute tension pour véhicule et procédé permettant de faire fonctionner une batterie haute tension - Google Patents

Batterie haute tension pour véhicule et procédé permettant de faire fonctionner une batterie haute tension Download PDF

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Publication number
WO2013113473A1
WO2013113473A1 PCT/EP2013/000160 EP2013000160W WO2013113473A1 WO 2013113473 A1 WO2013113473 A1 WO 2013113473A1 EP 2013000160 W EP2013000160 W EP 2013000160W WO 2013113473 A1 WO2013113473 A1 WO 2013113473A1
Authority
WO
WIPO (PCT)
Prior art keywords
voltage battery
state
temperature
temperature detection
voltage
Prior art date
Application number
PCT/EP2013/000160
Other languages
German (de)
English (en)
Inventor
Michael Drott
Andre Gronke
Markus Meiler
Original Assignee
Daimler Ag
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 Daimler Ag filed Critical Daimler Ag
Publication of WO2013113473A1 publication Critical patent/WO2013113473A1/fr

Links

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
    • H01M10/4207—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells for several batteries or cells simultaneously or sequentially
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
    • H01M10/625—Vehicles
    • 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
    • H01M50/581—Devices or arrangements for the interruption of current in response to temperature
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/44—Methods for charging or discharging
    • H01M10/443—Methods for charging or discharging in response to temperature
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/63—Control systems
    • 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
    • H01M2200/10—Temperature sensitive devices
    • H01M2200/103—Fuse
    • 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 invention relates to a high-voltage battery for a vehicle, which has a plurality of battery cells.
  • the high-voltage battery further comprises at least one device for temperature detection, which occurs when a threshold value of the temperature is exceeded, an irreversible change in state.
  • the invention relates to a method for operating such a high-voltage battery.
  • fuse This interrupts the flow of current when it heats up so much due to the current flowing through it, that a fuse element of the fuse melts.
  • Object of the present invention is to provide a high-voltage battery of the type mentioned above and a method for operating such a high-voltage battery, which or which allows a particularly safe handling of the high-voltage battery.
  • the at least one device for temperature detection is designed to irreversibly change from an initial state to a second state, independently of an electric current flow when the threshold value is exceeded. This is based on the finding that it is possible by means of conventional fuses only with active, ie in operation current-providing or current-consuming high-voltage battery, thermal loads to detect, which can potentially lead to an unsafe battery behavior.
  • a thermal load can also be detected in the passive battery state, so for example when the vehicle is stationary and the battery is not charged.
  • Temperature detection is thus designed as a passive component, which is not the
  • a backup of the high-voltage battery which may be necessary due to the thermal load, for example in the form of a shutdown of the same, can then be carried out or triggered.
  • a potentially unsafe battery condition can be seen, namely because the device for temperature detection is irreversibly transferred to the second state. The operator therefore notices, on the basis of the temperature detection device transferred to the second state, that at least locally the
  • Threshold of the temperature has been exceeded and therefore potentially an unsafe battery may be present.
  • Temperature detection is therefore a particularly safe handling of the high-voltage battery allows.
  • the at least one device for temperature detection is designed to change when exceeding a threshold value of the temperature from a temperature interval of 60 ° C to 120 ° C in the second state. This ensures that the high-voltage battery was not exposed to temperatures beyond which the safety of components of the high-voltage battery could possibly be restricted. This is especially true when the device for temperature detection when exceeding a threshold value of the temperature from the temperature interval of 80 ° C to 100 ° C changes from the initial state to the second state.
  • the exceeding of the threshold value of the temperature can be detected particularly reliably if a plurality of devices for the high-voltage battery are used
  • Temperature detection are arranged at different installation locations. This also allows inhomogeneous temperature loads of the high-voltage battery
  • Temperature detection can also be provided redundantly, so that at least two such devices are present at the same location.
  • the at least one device for temperature detection in the second state may have a different color than in the initial state.
  • color changes can take place at different temperatures from one another, so that, depending on the exceeded threshold value of the temperature, respective temperature detection devices trigger different temperature changes.
  • the at least one device for temperature detection may further be deformed in the second state relative to the initial state, for example in the manner of a
  • Bimetal which deforms under temperature load, in which case then it is ensured that during the subsequent drop in temperature, the bimetal does not return to its original shape.
  • At least one component of the at least one device for temperature detection when changing to the second state undergoes a change in the state of aggregation, which is at least indirectly recognizable.
  • the melting of the component may result in a change in the appearance of the device. This changed
  • the threshold of temperature has been exceeded at the installation site of the facility.
  • the heating that results in exceeding the threshold temperature may cause the gas bubble of the temperature detection device to expand, which in turn results in the escape of a liquid or solid from the device.
  • the at least one device for temperature detection can be arranged in a line for monitoring connections of the high-voltage battery and / or in a pre-charge line of the high-voltage battery and / or in a line for driving at least one contactor of the high-voltage battery. Furthermore, an arrangement in one
  • Low-voltage line possible which serves to supply a control device of the high-voltage battery, and / or an arrangement in a line, which
  • Insulation measurement of the high-voltage battery is used. If the facility for
  • Temperature detection is arranged in a measuring line for a current measurement and / or in a line for detecting a temperature and / or voltage of the battery cells of the high-voltage battery, so it is particularly easy and easy to determine whether the threshold value of the temperature has been exceeded in the region of these lines.
  • Battery cells having high-voltage battery for a vehicle is at least one device for temperature detection due to exceeding a
  • Threshold of the temperature irreversibly transferred from an initial state to a second state is a threshold of the temperature irreversibly transferred from an initial state to a second state.
  • the at least one device changes to
  • the figure shows schematically a high-voltage battery 10 of a vehicle, which comprises a - or in other embodiments a plurality - stack of battery cells 12.
  • the battery cells 12 may in this case be designed in particular as lithium-ion cells.
  • High-voltage battery 10 leading line is a high-voltage fuse 16 is arranged, which interrupts the circuit as an overcurrent protection device when in operation
  • High-voltage battery 10 a current of great magnitude occurs.
  • this high-voltage fuse 16 triggers only in active operation of the high-voltage battery 10, so when it is discharged or charged.
  • fuses 18 are provided which trigger independently of whether the high-voltage battery 10 is active or not. Rather, these devices for temperature detection are designed as passive components, which make it possible for a high-voltage battery 10 located in a bearing to determine whether this high-voltage battery 10 was exposed to an undesirable thermal load, which could potentially have led to unsafe battery performance.
  • a fuse 18 may be arranged, for example, in an interlock line 20 of the high-voltage battery 10, which serves as a signal line to determine whether 10 open switch or a cable break are present in the range of terminals 14, 22 of the high-voltage battery.
  • a fuse 18 may also be arranged in a precharge circuit 24, that is in a line branch, in which a high resistance ensures that at high voltage of the high-voltage battery 10 voltage drops, and which is then bridged, if no damage from the high-voltage battery 10 to be connected electrical or electronic components is more to be feared.
  • a fuse 18 in lines 26, via which contactors 28, 30 of the high-voltage battery 10 are driven. These lines 26, like the interlock line 20, are coupled to a control unit 32 of the high-voltage battery 10, which comprises a battery management unit 34 and a monitoring device 36 for safety monitoring.
  • Low-voltage line 38 is provided, in which also a fuse 18 may be arranged. Moreover, it is possible in a line 40, which serves for the insulation measurement of the high-voltage battery 10, and which the resistance between the positive terminal and a housing 42 of the high-voltage battery 10 and between the
  • Negative pole and the housing 42 measures to provide a fuse 18.
  • a fuse 18 may further in a measuring line 44 for a
  • Current measuring device 46 may be arranged, which is also connected to the controller 32.
  • fuses 18 are shown in lines which are associated with a voltage measuring device 48 or a temperature measuring device 50, that is to say the voltage and temperature of the battery cells 12 are detected.
  • the fuse 18 may also be provided to arrange the fuse 18 or such a device for temperature detection in a specially connected for this purpose to the control unit 32 line.
  • color indicators can be used as devices for temperature detection, which show a color change when a temperature threshold is exceeded.
  • the said devices for temperature detection have in common that they can detect the occurrence of thermal stress on the high-voltage battery 10 even when there is no electrical current flow.
  • temperature detection is not an excessive current flowing through it, which ensures that it is irreversibly transferred from an initial state to a second state.
  • passive components thus enable in particular long-term monitoring of the high-voltage battery 10 and overtemperature detection independently of the active operation of the high-voltage battery 10.
  • High-voltage battery 10 is to be examined more closely.
  • a self-diagnosis is preferably possible, for example via a measurement of the internal resistance.
  • devices for temperature detection of different types can be used in order to increase the reliability of detecting temperature loads on the high-voltage battery 10.
  • the high-voltage battery 10 further comprises a cooling connection 52, via which a cooling liquid or a refrigerant can be introduced into a cooling circuit 54 of the high-voltage battery 10.
  • a cooling connection 52 via which a cooling liquid or a refrigerant can be introduced into a cooling circuit 54 of the high-voltage battery 10.
  • Another inlet 56 or outlet is provided for pressure equalization.
  • a bursting device 58 ensures that a high internal pressure of the high-voltage battery 10 that occurs due to an error can be reduced.
  • Via a CAN bus 60 there is a communication between the control unit 32 of the high-voltage battery 10 and other components of the vehicle. LIST OF REFERENCE NUMBERS

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Secondary Cells (AREA)

Abstract

L'invention concerne une batterie haute tension (10) pour un véhicule comportant une pluralité d'éléments de batterie (12). Une variation d'état irréversible parvient à au moins un dispositif (18) de détection de température lorsqu'une valeur seuil de température est dépassée. Le ou les dispositifs (18) de détection de température sont configurés pour passer de manière irréversible d'un état de départ dans un deuxième état indépendamment d'un flux de courant électrique lorsque la valeur seuil est dépassée. L'invention concerne par ailleurs un procédé permettant de faire fonctionner une telle batterie haute tension (10).
PCT/EP2013/000160 2012-02-01 2013-01-19 Batterie haute tension pour véhicule et procédé permettant de faire fonctionner une batterie haute tension WO2013113473A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE201210001861 DE102012001861A1 (de) 2012-02-01 2012-02-01 Hochvoltbatterie für ein Fahrzeug und Verfahren zum Betreiben einer Hochvoltbatterie
DE102012001861.4 2012-02-01

Publications (1)

Publication Number Publication Date
WO2013113473A1 true WO2013113473A1 (fr) 2013-08-08

Family

ID=46671482

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2013/000160 WO2013113473A1 (fr) 2012-02-01 2013-01-19 Batterie haute tension pour véhicule et procédé permettant de faire fonctionner une batterie haute tension

Country Status (2)

Country Link
DE (1) DE102012001861A1 (fr)
WO (1) WO2013113473A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113169381A (zh) * 2018-11-13 2021-07-23 瑞维安知识产权控股有限责任公司 用于非开关式高电压电源的配电系统
US11984719B2 (en) 2018-11-13 2024-05-14 Rivian Ip Holdings, Llc Quick battery disconnect system for high current circuits

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102014200265A1 (de) * 2014-01-10 2015-07-16 Robert Bosch Gmbh Batteriesystem mit einer Hochvoltbatterie und einer Schutzschaltung und Verfahren zum Überwachen des Funktionszustandes einer Schutzschaltung für eine Hochvoltbatterie
DE102014200262A1 (de) 2014-01-10 2015-07-16 Robert Bosch Gmbh Batteriesystem mit einer Batterie, die mit mindestens einem ihrer Hochvoltanschlüssen über ein Schütz verbindbar ist, und Verfahren zum Schalten eines solchen Schützes
DE102014201196A1 (de) * 2014-01-23 2015-07-23 Robert Bosch Gmbh Verfahren zum Betreiben eines Batteriemanagementsystems und Batteriemanagementsystem
KR200491964Y1 (ko) 2015-07-20 2020-07-08 엘에스일렉트릭(주) 배터리 디스커넥트 유닛

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5853908A (en) * 1996-10-29 1998-12-29 Nippon Moli Energy Corp. Protective device for secondary batteries
US6060185A (en) * 1996-10-29 2000-05-09 Nippon Moli Energy Corp. Protective device for secondary batteries
DE10135256A1 (de) * 2000-07-21 2002-02-14 Matsushita Electric Ind Co Ltd Thermische Sicherung, Batteriesatz und Verfahren zur Herstellung der Thermischen Sicherung
US20030077484A1 (en) * 2001-10-18 2003-04-24 Sung-Jae Cho Secondary battery with thermal protector
EP1353429A1 (fr) * 2001-02-06 2003-10-15 Sony Chemicals Corp. Batterie auxiliaire avec circuit de protection
EP1482577A1 (fr) * 2002-02-13 2004-12-01 Matsushita Electric Industrial Co., Ltd. Procede de fabrication d'un bloc-piles
US20050233210A1 (en) 2003-12-18 2005-10-20 Nissan Motor Co., Ltd. Battery
US20100028723A1 (en) 2008-07-30 2010-02-04 Chaz Haba Power cell apparatus with three dimensional interconnect
WO2011027430A1 (fr) * 2009-09-02 2011-03-10 トヨタ自動車株式会社 Système de batterie secondaire au lithium tout solide à base de sulfure

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5853908A (en) * 1996-10-29 1998-12-29 Nippon Moli Energy Corp. Protective device for secondary batteries
US6060185A (en) * 1996-10-29 2000-05-09 Nippon Moli Energy Corp. Protective device for secondary batteries
DE10135256A1 (de) * 2000-07-21 2002-02-14 Matsushita Electric Ind Co Ltd Thermische Sicherung, Batteriesatz und Verfahren zur Herstellung der Thermischen Sicherung
EP1353429A1 (fr) * 2001-02-06 2003-10-15 Sony Chemicals Corp. Batterie auxiliaire avec circuit de protection
US20030077484A1 (en) * 2001-10-18 2003-04-24 Sung-Jae Cho Secondary battery with thermal protector
EP1482577A1 (fr) * 2002-02-13 2004-12-01 Matsushita Electric Industrial Co., Ltd. Procede de fabrication d'un bloc-piles
US20050233210A1 (en) 2003-12-18 2005-10-20 Nissan Motor Co., Ltd. Battery
US20100028723A1 (en) 2008-07-30 2010-02-04 Chaz Haba Power cell apparatus with three dimensional interconnect
WO2011027430A1 (fr) * 2009-09-02 2011-03-10 トヨタ自動車株式会社 Système de batterie secondaire au lithium tout solide à base de sulfure

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113169381A (zh) * 2018-11-13 2021-07-23 瑞维安知识产权控股有限责任公司 用于非开关式高电压电源的配电系统
US11984719B2 (en) 2018-11-13 2024-05-14 Rivian Ip Holdings, Llc Quick battery disconnect system for high current circuits

Also Published As

Publication number Publication date
DE102012001861A1 (de) 2012-09-06

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