WO2015090787A1 - Dispositif pour augmenter la sécurité au cours de l'utilisation de systèmes de batteries - Google Patents

Dispositif pour augmenter la sécurité au cours de l'utilisation de systèmes de batteries Download PDF

Info

Publication number
WO2015090787A1
WO2015090787A1 PCT/EP2014/074825 EP2014074825W WO2015090787A1 WO 2015090787 A1 WO2015090787 A1 WO 2015090787A1 EP 2014074825 W EP2014074825 W EP 2014074825W WO 2015090787 A1 WO2015090787 A1 WO 2015090787A1
Authority
WO
WIPO (PCT)
Prior art keywords
battery system
contacting element
actuator
terminal
housing
Prior art date
Application number
PCT/EP2014/074825
Other languages
German (de)
English (en)
Inventor
Marco Friedrich
Hans Pfeffer
Stefan Butzmann
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
Priority to CN201480068462.5A priority Critical patent/CN105830256B/zh
Priority to EP14799461.0A priority patent/EP3084861A1/fr
Priority to JP2016540491A priority patent/JP6247396B2/ja
Priority to KR1020167018171A priority patent/KR101891689B1/ko
Publication of WO2015090787A1 publication Critical patent/WO2015090787A1/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
    • 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
    • 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
    • H01M50/583—Devices or arrangements for the interruption of current in response to current, e.g. fuses
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L50/00—Electric propulsion with power supplied within the vehicle
    • B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
    • B60L50/60—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
    • B60L50/66—Arrangements of 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/543—Terminals
    • 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
    • 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
    • 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
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/70—Energy storage systems for electromobility, e.g. batteries

Definitions

  • the present invention relates to a battery system and the
  • a lithium-ion battery cell is disclosed in DE102011002659A1, in which a means for forming an electrical short circuit for discharging the lithium-ion battery cell is provided.
  • the invention relates to a battery system, in particular a lithium-ion battery system, with at least one terminal for electrical
  • Terminal and a housing of the battery system by means of a
  • the invention relates to a battery system and its use with the characterizing features of the independent claims.
  • the essence of the invention is that the actuator is inserted into the at least one terminal for electrical contact.
  • Battery system and / or persons or objects that are in the vicinity of the battery system to protect against possible effects that can be caused by a defective battery system.
  • the actuator is designed high impedance and in particular has an electrical
  • the actuator is designed with high resistance and in particular has an electrical resistance in a range from 1 k ⁇ to 10 k ⁇ leads to the advantage according to the invention that the contacting element can be operated reliably at high current intensities, for example 1000 A to 20 000 A. As a result, for example, a switching of a high discharge current is possible; an exemplary high discharge current is 1000 A to 20000 A.
  • the contacting element is designed low impedance and in particular has an electrical resistance in a range of at most 50 ⁇ to 150 ⁇ .
  • the contacting element has a low resistance and in particular has an electrical resistance in a range of 50 ⁇ to 150 ⁇ leads to the advantage according to the invention that the
  • Discharge current is 1000 A to 20000 A.
  • the actuator is a coil.
  • a coil as an actuator leads to the advantage according to the invention of controlling the production of the electrical contact and being able to make it at a low cost, in particular with a low control effort or a low tax expense.
  • the actuator for controlling by a control unit, preferably one
  • Printed circuit board in particular by a printed circuit board or by a circuit board or by a printed circuit, depending on at least one
  • State variable wherein the state variable is indicative of an irregular and / or unsafe state of the battery system suitable.
  • control of the actuator as a function of at least one state variable, wherein the state variable is indicative of an irregular and / or unsafe state of the battery system is done by a control unit, leads to the inventive advantage of a reliable control the demand-dependent, ie depending on the state of the battery system, can be made.
  • the state The battery system can be determined based on the state variable by the control unit
  • the actuator is suitable for moving the contacting element, wherein the
  • Contacting element for making the electrical contact between the at least one terminal and the housing of the battery system is suitable and mounted within the at least one terminal.
  • the actuator is suitable for moving the contacting element, wherein the
  • Contacting element for making the electrical contact between the at least one terminal and the housing of the battery system is suitable and mounted outside the at least one terminal.
  • the actuator and the contacting element are connected to each other via a rigid axle.
  • connection of the actuator and the contacting element via a rigid axis leads to a controlled operation of the contacting element by the actuator.
  • the contacting element is suitable for taking at least two positions, wherein the positions at
  • a first position is, in which the contacting element is arranged so that it connects the at least one terminal and the housing of the battery system is not electrically conductive,
  • the contacting element is biased in the first position by means of an elastic body, in particular an elastic sheet or an elastic spiral, in the direction of the second position. Due to the bias of the contacting element by means of an elastic body, the production of the electrical contact can be made low-cost and at the same time reliable.
  • the described embodiment is also easy to test for their suitability for use.
  • the contacting element is suitable for taking at least two positions, wherein the positions at
  • a first position is, in which the contacting element is arranged so that it connects the at least one terminal and the housing of the battery system is not electrically conductive and the contacting element by means of a pin, to whose removal the actuator is suitable, is fixedly positioned
  • the use of a pin for securing the contacting element in the first position prevents unwanted making of the electrical contact between the at least one terminal and the housing of the battery system.
  • the described embodiment is also easy to test for their suitability for use.
  • the state variable of the battery system is one
  • Battery system flowing power to a pressure inside or outside the battery system and / or to a temperature inside or outside the battery system.
  • the state variable is a state of charge of the battery system, one present between two poles of the battery system Voltage, which is a current flowing in a line of the battery system, a pressure inside or outside the battery system and / or a temperature inside or outside the battery system, leads to an increase in the usability and reliability of the control unit and the actuator, because the sizes mentioned reliable and sufficient evidence of damage to the battery system.
  • the battery system is used in a vehicle, in particular in a motor vehicle.
  • Figure 1 is a schematic representation of an inventive
  • Figure 2 is a schematic representation of an inventive
  • Figure 3 is a schematic representation of an inventive
  • FIG. 1 schematically shows a battery system according to the invention, in particular a lithium-ion battery system, with at least one actuator for increasing the safety when using battery systems according to a first embodiment.
  • B denotes the battery system.
  • G becomes one
  • I insulators are referred to, which are mounted between the at least one terminal T and the housing G of the battery system B. The insulators I make sure that there is no one
  • the control unit PCB refers to a control unit.
  • the control unit PCB is suitable for controlling an actuator designated A in dependence on a state variable.
  • the state variable may be a state of charge of the battery system B, a voltage applied between two poles of the battery system B, a current flowing in a line of the battery system B, a pressure inside or outside the battery system B and / or a temperature act inside or outside of the battery system B.
  • the control unit PCB can also be connected to a battery management system, not shown, and informed of a state of a device, not shown, in which the battery system B is used. For example, when the battery system B is used in a vehicle, in particular in a motor vehicle, information about the vehicle, for example about a possible accident of the vehicle, from the battery management system, not shown, to the control unit PCB
  • control unit PCB can drive the actuator A and thus discharge the battery system B.
  • the actuator A may in particular be a coil.
  • the actuator A is arranged within the at least one terminal T.
  • the rigid one Axis ST denotes a rigid axis, via which the actuator A is mechanically connected to a contact element designated KE.
  • the rigid one Axis ST is used for controlled operation and guidance of the
  • KS denotes a contact gap between the contacting element KE and a first section AI of the housing G of the battery system B and a second section A2 of the at least one terminal T.
  • the contacting element KE is operated by means of the actuator A and the rigid axis ST in a direction R of the actuator A. emotional.
  • the contacting element KE overcomes the contact gap KS spatially and connects the housing G and the at least one terminal T electrically conductive with each other. Characterized in that the housing G and the at least one terminal T are electrically conductively connected to each other by the contacting element KE, the battery system B via the
  • the sealing strip DL serves to protect the contacting element KE, the actuator A and the control unit PCB.
  • the sealing strip DL largely prevents the penetration of electrically conductive substances into the region of the first section AI and of the second section A2 which could lead to the production of an undesired electrically conductive connection between the first section AI and the second section A2.
  • the battery system B according to the first embodiment of the invention can be used in a vehicle, in particular in a motor vehicle.
  • FIG. 2 shows a battery system according to the invention, in particular a lithium battery.
  • Ion battery system shown schematically with at least one actuator for increasing the safety in the use of battery systems according to a second embodiment.
  • the contacting element KE is designed in the form of a cylinder with a tapered end in the form of a truncated cone.
  • the contacting element KE is designed in the form of a cylinder with a tapered end in the form of a truncated cone leads to the advantage according to the invention that the contacting element KE over a larger surface of the contacting element itself, as in the case of a pure cylindrical shape of the contacting element with the first section AI and the second section A2 can come into contact: The larger this area of the contacting element, the greater are the electrical currents which can be conducted via the contacting element KE. Furthermore, the fact that the contacting element KE is designed in the form of a cylinder with a tapered end in the form of a truncated cone leads to the advantage according to the invention that superficial unevenness of the
  • the battery system B according to the second embodiment can be used in a vehicle, in particular in a motor vehicle.
  • FIG. 3 schematically shows a battery system according to the invention, in particular a lithium-ion battery system, with at least one actuator for increasing the safety when using battery systems according to a third embodiment.
  • the contacting element KE is designed as in Figure 2 in the form of a cylinder with a tapered end in the form of a truncated cone.
  • the contacting element KE is arranged within the at least one terminal T.
  • the contacting element KE can assume at least two positions, wherein a first position is designated by PI and a second position by P2. Is this located?
  • Housing G electrically conductive with each other.
  • the contacting element KE In order to move the contacting element KE from the first position PI in the direction R 'of the second position P2 and / or to fix the contacting element KE at the position P2, the contacting element KE is at the first position PI in the direction R' of the second position P2 an elastic body EK biased or provided.
  • control unit PCB is disposed within the at least one terminal T.
  • the battery system B according to the third embodiment can be used in a vehicle, in particular in a motor vehicle.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Manufacturing & Machinery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Power Engineering (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Connection Of Batteries Or Terminals (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
  • Secondary Cells (AREA)
  • Battery Mounting, Suspending (AREA)

Abstract

L'invention concerne un système de batteries (B), notamment un système de batteries à ions lithium, qui comprend au moins une borne (B), destinée à établir un contact électrique entre le système de batterie (B) et un autre système, et au moins un actionneur (A) servant à augmenter la sécurité en cours de l'utilisation d'un système de batterie (B), l'actionneur (A) étant approprié pour décharger le système de batteries (B) en établissant un contact électrique entre l'au moins un terminal (T) et un boîtier (G) du système de batterie (B) au moyen d'un élément de contact (KE) et l'actionneur (A) étant inséré dans l'au moins une borne (T) pour établir le contact électrique.
PCT/EP2014/074825 2013-12-17 2014-11-18 Dispositif pour augmenter la sécurité au cours de l'utilisation de systèmes de batteries WO2015090787A1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CN201480068462.5A CN105830256B (zh) 2013-12-17 2014-11-18 用于提高使用蓄电池系统时的安全性的装置
EP14799461.0A EP3084861A1 (fr) 2013-12-17 2014-11-18 Dispositif pour augmenter la sécurité au cours de l'utilisation de systèmes de batteries
JP2016540491A JP6247396B2 (ja) 2013-12-17 2014-11-18 バッテリシステム及びバッテリシステムを備えた車両
KR1020167018171A KR101891689B1 (ko) 2013-12-17 2014-11-18 배터리 시스템들의 사용시 안전성을 높이기 위한 장치

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102013226179.9A DE102013226179A1 (de) 2013-12-17 2013-12-17 Vorrichtung zur Erhöhung der Sicherheit beim Gebrauch von Batteriesystemen
DE102013226179.9 2013-12-17

Publications (1)

Publication Number Publication Date
WO2015090787A1 true WO2015090787A1 (fr) 2015-06-25

Family

ID=51903922

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2014/074825 WO2015090787A1 (fr) 2013-12-17 2014-11-18 Dispositif pour augmenter la sécurité au cours de l'utilisation de systèmes de batteries

Country Status (6)

Country Link
EP (1) EP3084861A1 (fr)
JP (1) JP6247396B2 (fr)
KR (1) KR101891689B1 (fr)
CN (1) CN105830256B (fr)
DE (1) DE102013226179A1 (fr)
WO (1) WO2015090787A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102016209757A1 (de) * 2016-06-03 2017-12-21 Robert Bosch Gmbh Vorrichtung zur Erhöhung der Sicherheit im Umgang mit einem Batteriesystem
EP3404741B1 (fr) * 2017-05-15 2019-12-04 Robert Bosch GmbH Système de batterie

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007140810A1 (fr) * 2006-06-07 2007-12-13 Souriau Dispositif de dérivation de composant électrique
DE102011002659A1 (de) 2011-01-13 2012-07-19 Sb Limotive Company Ltd. Batteriezelle mit Mittel zur Ausbildung eines Kurzschlusses umfassend ein Kaltleiterelement
DE102012000099A1 (de) * 2012-01-04 2013-07-04 Li-Tec Battery Gmbh Sekundärzelle und Verfahren zum Betrieb einer solchen

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5523178A (en) * 1992-12-14 1996-06-04 Nippondenso Co., Ltd. Chemical cell
JP3568817B2 (ja) * 1999-03-10 2004-09-22 矢崎総業株式会社 回路遮断装置
JP2001345123A (ja) * 2000-03-30 2001-12-14 Sanyo Electric Co Ltd 密閉型蓄電池
JP2010257625A (ja) * 2009-04-22 2010-11-11 Mitsubishi Electric Corp バイパススイッチ
JP2013191355A (ja) * 2012-03-13 2013-09-26 Sanyo Electric Co Ltd 二次電池セル、電源装置及び電源装置を備える車両並びに蓄電装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007140810A1 (fr) * 2006-06-07 2007-12-13 Souriau Dispositif de dérivation de composant électrique
DE102011002659A1 (de) 2011-01-13 2012-07-19 Sb Limotive Company Ltd. Batteriezelle mit Mittel zur Ausbildung eines Kurzschlusses umfassend ein Kaltleiterelement
DE102012000099A1 (de) * 2012-01-04 2013-07-04 Li-Tec Battery Gmbh Sekundärzelle und Verfahren zum Betrieb einer solchen

Also Published As

Publication number Publication date
CN105830256A (zh) 2016-08-03
KR101891689B1 (ko) 2018-08-24
KR20160096153A (ko) 2016-08-12
JP2017504154A (ja) 2017-02-02
DE102013226179A1 (de) 2015-06-18
CN105830256B (zh) 2019-04-19
JP6247396B2 (ja) 2017-12-13
EP3084861A1 (fr) 2016-10-26

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