EP3759782A1 - Borne de batterie pour réseau de bord de véhicule - Google Patents

Borne de batterie pour réseau de bord de véhicule

Info

Publication number
EP3759782A1
EP3759782A1 EP19702342.7A EP19702342A EP3759782A1 EP 3759782 A1 EP3759782 A1 EP 3759782A1 EP 19702342 A EP19702342 A EP 19702342A EP 3759782 A1 EP3759782 A1 EP 3759782A1
Authority
EP
European Patent Office
Prior art keywords
mosfet
sub
electrical system
battery
baterieanschluss
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
EP19702342.7A
Other languages
German (de)
English (en)
Inventor
Slava Tihovsky
Andre Owerfeldt
Juergen Motz
Georg Schill
Basti Anil Shenoy
Marco Beckmann
Gita Woite
Nils Draese
Matthias Zabka
Timo Lothspeich
Britta Kronenberg
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Robert Bosch GmbH
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 EP3759782A1 publication Critical patent/EP3759782A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J1/00—Circuit arrangements for dc mains or dc distribution networks
    • H02J1/10—Parallel operation of dc sources
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
    • B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
    • B60R16/03—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for supply of electrical power to vehicle subsystems or for
    • B60R16/033—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for supply of electrical power to vehicle subsystems or for characterised by the use of electrical cells or batteries
    • 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
    • B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
    • B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling 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
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
    • H02J7/0031—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits using battery or load disconnect circuits
    • 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
    • H01M2010/4271—Battery management systems including electronic circuits, e.g. control of current or voltage to keep battery in healthy state, cell balancing
    • 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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
    • 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 invention relates to a particularly intelligent battery connection for on-board electrical systems, in particular for fault-tolerant on-board electrical systems, a vehicle electrical system with such a battery connection and a method for operating such an on-board network.
  • an automated or highly automated driving is an inter mediate step between an assisted driving, in which the driver is assisted by Assis tenzsysteme, and an autonomous driving, in which the driving tool drives automatically and without the action of the driver to understand.
  • the vehicle In highly automated driving, the vehicle has its own intelligence that could plan out and take over the driving task, at least in most driving situations. Therefore, in a highly automated driving the electrical supply has a high safety relevance. Power supply and consumers can therefore be redundant.
  • An example of this is the power supply of redundant brake actuators, in which the electronic stability program (ESP) is replaced by the first (sub) vehicle electrical system and the electromechanical brake booster (EBB: Electromechanical Brake Booster) by the second (sub) Vehicle electrical system is supplied.
  • ESP electronic stability program
  • EBB Electromechanical Brake Booster
  • coupling elements are required for coupling safety-relevant electrical (sub) on-board networks, which are able to recognize faulty electrical consumers or consumer groups or subnetworks independently and to disconnect them from the rest of the (on-board) electrical system in a non-reactive manner. to meet fault tolerance requirements in the supply of safety-related consumers who are in an automated driving in private, commercial or heavy vehicles.
  • an intelligent battery terminal (IBAT: Intelligent Battery Terminal) according to claim 1 and a fault tolerant electrical system with at least two such intelligent battery terminals according to claim 8 are presented. Furthermore, a method for operating such an on-board network according to claim 10 is presented. Embodiments result from the dependent claims and the description. In particular, a procedure or a method for increasing the fault tolerance of the electrical energy supply in a multichannel vehicle electrical system of a motor vehicle with the aid of switch-based coupling or separating elements is proposed herein.
  • IBAT intelligent battery connection
  • This intelligent battery connection can be used in a vehicle electrical system and is also referred to herein as a coupling / separating element, electronic fuse or as an electronic power distributor.
  • Two intelligent battery connections represent the result of the substitution of a coupling element for coupling two safety-relevant (sub) on-board networks concentrated coupling / separating element with increased demands on the reliability of the separation function, in conjunction with the successive Elimi ning its adverse interaction properties.
  • a high reliability of the separation function is required wherever a coupling / disconnecting element couples two or more safety-relevant (sub) vehicle electrical systems and where in the coupled state faults in one of the (sub-) vehicle electrical systems coupled to the network for simultaneous impairment in the other could lead to safety-relevant (sub) on-board networks.
  • the intelligent battery connection is as a particularly advantageous embodiment of a coupling / separating element or a specific arrangement of switching elements, in particular of power electronic components th, with associated terminals, sensors, evaluation and Anberichtschaltun conditions to understand that is capable To automatically detect faults in the connected consumers and to automatically isolate them from the rest of the (on-board) electrical system, and which are connected to the positive pole of the voltage source, directly or via a short cable.
  • BSD Battery State Detection
  • BMS Battery Management System
  • Data Logging etc.
  • the functionality of the electronic fuse minimizes the electrical and thermal load on protected cables, enabling better utilization of the cross-sectional area and therefore overall cable weight, energy consumption and air pollution be reduced.
  • the presented intelligent battery connection realized a functional unification of the necessary in particular for autonomous driving electronically ge controlled vehicle electrical system coupling-separating functionality with the electronically controlled power distribution.
  • the implementation can be done by means of semiconductor switches or relays. It is further herein the nature of the implementation of this functional Ver union by distributed coupling / separating elements and their electrical Positionie tion at the positive pole of the voltage source, namely directly or via a short Lei device connected thereto presented.
  • the battery connection line represents a flow of resistance and inductance flowing through the (battery) sum flow, which is connected in series with the internal impedance of the battery and adversely affects the electrical properties of the battery as a voltage source. For this reason, the length of the battery lead is minimized ren.
  • Another aspect that makes it necessary to limit the length of the cable between the battery and the overcurrent device to be installed for the purpose of thermal protection of the connected cable is the increasing probability of line failure, eg with increasing cable length. B. for a ground short circuit of a plus line.
  • DIN EN ISO 10133 requires that, measured across the conductor, a fuse be installed in each circuit or conductor of the system within a distance of 200 mm from the power source.
  • a star point-shaped electrical connection of the switching elements is provided at the positive terminal of the voltage source.
  • Another advantage is that possibly occurring fault currents that occur, for example, by overload or short circuit to the body or mass in the line segment between the (sub) on-board networks to be coupled, can be detected and separated by the intelligent battery connections. This can be done redundantly, which is also not possible when using a concentrated coupling / separating element. Although a concentrated coupling / separating element can detect the voltage dip and disconnect the previously coupled GE Bordnetze, but it can not separate the fault current that loads one of the (sub) vehicle electrical system even after their separation.
  • an expandable fault-tolerant power network or vehicle electrical system with several precisely monitored power or on-board channels including the automatic feedback-free disconnection function of faulty consumers in each channel and the automatic feedback-free disconnection function of coupled vehicle electrical system channels can be easily implemented.
  • the presented intelligent battery connection makes it possible in particular Ver consumers or subnets at overvoltage or undervoltage or overcurrent without feedback, ie without affecting the power supply in the rest to be protected (sub-) electrical system, off. operating voltage limits of the consumers in the (on-board) electrical system to be protected and the operating current limits of the lines in the faulty subnets are not violated.
  • Figure 1 shows an embodiment of a fault-tolerant on-board network with a distributed distributed coupling / separating element with increased demands on the reliability of the separation function using two presented intel ligenten battery connections.
  • Figure 2 shows two by means of a concentrated coupling / separating element with elevated th requirements on the reliability of the separation function (series connection of two bidirectionally separating switches) coupled (sub) vehicle electrical system according to the prior art.
  • Figure 3 shows two coupled by means of a concentrated coupling / separating element (sub) vehicle electrical system of Figure 2, the effect of the conditional by the switching function of the coupling / separating element inductive voltage overshoots and voltage undershoots on the consumers of the coupled (sub) Bordnetze by their star point connection to the respective voltage source voltage, for example. A battery has been minimized.
  • FIG. 4 shows two (sub) vehicle electrical systems of FIG. 3 coupled using two advanced smart battery terminals.
  • the increased demand on the reliability of the separation function was achieved by the series switching of two distributed bidirectionally separating switches (distributed coupling elements). ment). Due to the spatial distribution of the coupling / separating elements fault tolerance was compared to the mass short circuits in which the two (sub-) electrical systems connecting middle line section reached.
  • the stern Vietnamese Crowde connection of the individual consumers or consumer groups to the voltage source (battery) of the respective (sub-) electrical system has been implemented switchable, so that they can be monitored individually and isolated in case of failure or disconnected.
  • the star-point connection additionally minimizes the effect of the inductive voltage overshoots and undershoots caused by the function of the switching elements in the (sub) on-board networks to be coupled or disconnected.
  • Figure 5 shows two (sub) vehicle electrical system of Figure 4, which are coupled using two presented intelligent battery terminals, the error tolerance to the mass short circuits in the connecting the two (sub) Bordnetze middle power section even with simple errors in the ver shared coupling elements was reached.
  • the first battery terminal 10 is for a first battery 20, here, for example, a lead-acid battery
  • the second battery terminal 12 for a second battery 22, here, for example, a Li-ion battery with EinzelzellenANDie ments or BMS interface 65, intended.
  • first battery 20 is associated with the first part of the onboard electrical system 30 with consumers 32, 34, 36 and the second battery 22 to the second electrical system 40 with consumers 42, 44, 46.
  • the two sub-networks 30, 40 can be coupled together and separated from each other ge.
  • an ammeter 50 For monitoring the first battery 20, an ammeter 50, a voltmeter 52 and a temperature sensor 54 are provided. Accordingly, for monitoring of the second battery 22, an ammeter 60, a voltmeter 62 (with possibility of detecting the voltage of individual battery cells via the BMS interface 65) and a temperature sensor 64 are provided.
  • an ammeter 60 for monitoring of the second battery 22 an ammeter 60, a voltmeter 62 (with possibility of detecting the voltage of individual battery cells via the BMS interface 65) and a temperature sensor 64 are provided.
  • a number of switching elements or switches is provided, which are formed, for example. As MOSFETs. The structure will be discussed in more detail below.
  • a starter 21 with flexible connection points 70, 71 and a makeshift or main power source 23, such as an electric motor, a Ge generator or a DC / DC converter or the like, with flexible feed points 70, 71 or in any portion of the (sub) vehicle electrical system 30, 40 connect the line 86 may be provided.
  • communication interfaces such. CAN (74, 75), LIN (72, 73), etc., for communication with higher-level controllers.
  • control interfaces or Sig naltechnischen and a BMS interface 65 may be provided.
  • the presented battery terminals 10, 12 can fulfill several functions in the fault-tolerant on-board network 2. So they can be used both for power distribution and for coupling the (sub) vehicle electrical system 30, 40.
  • the ge showed (sub-) Bordnetze 30, 40 and the (sub) Bordnetze connecting Lei device 86 can be monitored in this way.
  • a battery state detection / Battery State Detection (BZE / BSD) may be provided in conjunction with a battery management system (BMS) and / or a battery cell management 65.
  • BMS battery management system
  • BMS battery management system
  • / or a battery cell management 65 may be provided in conjunction with a battery management system (BMS) and / or a battery cell management 65.
  • a number of switching elements with associated voltage, current and temperature measuring points 90, 92, 93, 94 and 95 and in the second intelligent battery terminal 12 also a number of switching elements with associated voltage, Current and temperature measuring points 80, 82, 83, 84 and 85 are provided.
  • Switching elements can be connected in series to increase the current carrying capacity in parallel or to achieve the bidirectional separation capability, such as, for example, in the implementation with semiconductor switches.
  • FIG. 2 illustrates the initial situation during development and shows a first (partial) vehicle electrical system 102 and a second (partial) vehicle electrical system 104 which are to be coupled via line segments 140 by means of a concentrated coupling / separating element 106 according to the prior art ,
  • a first battery 110 In the first (sub) on-board network 102, a first battery 110, a first Batte rie gleichsüberwachung 112, a first first consumer Ri , i ll4 and Ers ter n-th consumer Ri , n 116 are provided.
  • a second battery 120, a second battery state monitor 122, a second first consumer R2 , I 124 and a second nth consumer R2 , n 126 are provided in the second (sub) vehicle electrical system 104.
  • distance-dependent switching overvoltage intensities 130 due to parasitic inductances and potentially long, unprotected line segments 140 are illustrated.
  • FIG. 3 shows a first sub-board network 202 and a second sub-board network 204, which are to be coupled to one another via line segments 240 by means of a concentrated coupling / separating element 206.
  • a first battery 210 In the first sub-board network 202, a first battery 210, a first battery state monitor 212, a first first consumer Ri , i 214 and a first n-th consumer Ri , n 216 are provided.
  • a second battery state monitor 222 In the second sub-board network 204 ei ne second battery 220, a second battery state monitor 222, a two ter first consumer R2 , I 224 and a second n-th consumer R2 , n 226 vorge see.
  • the pelelements 206 caused by the switching function of Kop inductive voltage overshoots and clamping voltage undershoots 230, which are locked between energy storage with low impedance, so that their impact on the consumers of the gekop pelten (sub-) Bordnetze is minimized, and potentially long, unprotected line segments 240 illustrates. It should also be noted that the coupling element 206 is virtually blind to fault currents in the regions 250.
  • FIG. 4 shows two sub-networks 302, 304 coupled via line segment 360 using two pre-installed smart battery terminals 330, 332.
  • a first battery 310 In the first sub-board network 302, a first battery 310, a first battery state monitor 312, a first first consumer Ri , i 314 and a first n-th consumer Ri , n 316 are provided.
  • a second battery 320 In the second part bordnetz 304, a second battery 320, a second BatterieSullivansüberwa chung 322, a second first consumer R 2, I 324 and a second nth consumer cher R 2, n 326 are provided.
  • the first intelligent battery terminal 330 is assigned to the first sub-board network 302, the second intelligent battery terminal 332 is assigned to the second sub-board network 304.
  • switching elements namely, a first MOSFET 340, a second MOSFET 342, a third MOSFET 344, and a fourth MOSFET 346.
  • the first MOSFET 340 and the second MOSFET 342 are arranged in parallel with each other.
  • the third MOSFET 344 and the fourth MOSFET 346 are arranged in series with one another and, in particular, in the opposite direction, for example, "back-to-back" or with common source connection.
  • the star point-shaped connection between tween the first MOSFET 340, the second MOSFET 342 and the third MOSFET 344 as switching elements with connection to the positive pole of the first battery 310 clearly.
  • switch or switching elements are seen pre, namely a first MOSFET 350, a second MOSFET 352, a third MOSFET 354 and a fourth MOSFET 355.
  • the first MOSFET 350 and the second MOSFET 352 are arranged in parallel with each other.
  • the third MOSFET 354 and the fourth MOSFET 355 are in series with each other and that counter-directed, for example. "Back-to-back" or common source connection, is arranged.
  • the star point connection between the first MOSFET 350, the second MOSFET 352 and the fourth MOSFET 355 as switching elements with connection to the positive pole of the second battery 320 becomes clear.
  • MOSFETs can, for example, relays, bipolar transistors or IG-BTs with parallel diodes, etc. are used.
  • the illustration also shows protected network connections 360 and illustrates distributed switching elements 370 that form the resulting distributed coupling / isolation element with increased reliability requirements for the isolation function, protected network areas 380, and switching overvoltages 330 locked between low impedance energy stores.
  • FIG. 5 shows two sub-networks 402, 404 coupled via line segment 460 using two pre-installed smart battery terminals 430, 432.
  • a first battery 410 In the first sub-board network 402, a first battery 410, a first battery state monitor 412, a first first consumer Ri , i 414 and a first n-th consumer Ri , n 416 are provided.
  • a second battery 420 In the second part onboard network 404, a second battery 420, a second BatterieSullivansüberwa chung 422, a second first consumer R 2, I 424 and a second nth consumer cher R 2, n 426 are provided.
  • the first intelligent battery terminal 430 is assigned to the first sub-board network 402, the second intelligent battery terminal 432 is assigned to the second sub-board network 404.
  • switching elements namely, a first MOSFET 440, a second MOSFET 442, a third MOSFET 444, and a fourth MOSFET 446.
  • the first MOSFET 440 and the second MOSFET 442 are arranged in parallel with each other.
  • the third MOSFET 444 and the fourth MOSFET 446 are arranged in series with each other and rectified. Furthermore, the star point connection between the first MOSFET 440, the second MOSFET 442 and the third MOSFET 444 as switching elements with connection to the positive pole of the first battery 410 clearly.
  • switches or switching elements are seen, namely a first MOSFET 450, a second MOSFET 452, a third MOSFET 454 and a fourth MOSFET 456.
  • the first MOSFET 450 and the second MOSFET 452 are arranged parallel to each other.
  • the third MOSFET 454 and the fourth MOSFET 456 are arranged in series with each other, and are rectified.
  • the star point-shaped connection between the first MOSFET 450, the second MOSFET 452 and the fourth MOSFET 456 as switching elements with connection to the positive pole of the second battery 420 is significant Lich.
  • the illustration also shows protected network connections 460 and illustrates distributed switching elements 470 that form the resulting distributed coupling / isolation element with increased reliability requirements for the isolation function, protected network areas 480, and switching overvoltages 490 locked between low impedance energy stores.

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Transportation (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Manufacturing & Machinery (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Secondary Cells (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
  • Stand-By Power Supply Arrangements (AREA)

Abstract

L'invention concerne une borne de batterie (10, 12) qui assure une fonctionnalité de couplage-fermeture commandée électroniquement du réseau de bord avec une distribution du courant commandée électroniquement, ladite borne de batterie comprenant un certain nombre d'éléments de commutation dont au moins certains sont dans chaque cas interconnectés en point neutre, la connexion en point neutre étant destinée à être reliée à un pôle positif d'une source de tension.
EP19702342.7A 2018-02-28 2019-01-16 Borne de batterie pour réseau de bord de véhicule Withdrawn EP3759782A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102018202987.3A DE102018202987A1 (de) 2018-02-28 2018-02-28 Batterieanschluss für Bordnetze
PCT/EP2019/051008 WO2019166148A1 (fr) 2018-02-28 2019-01-16 Borne de batterie pour réseau de bord de véhicule

Publications (1)

Publication Number Publication Date
EP3759782A1 true EP3759782A1 (fr) 2021-01-06

Family

ID=65243512

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19702342.7A Withdrawn EP3759782A1 (fr) 2018-02-28 2019-01-16 Borne de batterie pour réseau de bord de véhicule

Country Status (6)

Country Link
US (1) US11292405B2 (fr)
EP (1) EP3759782A1 (fr)
JP (1) JP6991347B2 (fr)
CN (1) CN111801867A (fr)
DE (1) DE102018202987A1 (fr)
WO (1) WO2019166148A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11529917B2 (en) 2020-04-29 2022-12-20 Lear Corporation Switch arrangement and method for controlling a switch arrangement
DE102020208399A1 (de) 2020-07-03 2022-01-05 Robert Bosch Gesellschaft mit beschränkter Haftung Vorrichtung zur Absicherung insbesondere sicherheitsrelevanter Verbraucher in einem Kraftfahrzeug
DE102020208401A1 (de) * 2020-07-03 2022-01-05 Robert Bosch Gesellschaft mit beschränkter Haftung Verfahren zur Absicherung insbesondere sicherheitsrelevanter Verbraucher in einem Kraftfahrzeug
DE102021208466A1 (de) 2021-08-04 2023-02-09 Vitesco Technologies GmbH Trennschaltereinheit

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0987146B1 (fr) * 1998-09-17 2006-09-27 Volkswagen Aktiengesellschaft Système à deux batteries

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5488283A (en) * 1993-09-28 1996-01-30 Globe-Union, Inc. Vehicle battery system providing battery back-up and opportunity charging
US5751073A (en) * 1996-11-20 1998-05-12 General Motors Corporation Vehicle passive keyless entry and passive engine starting system
DE10313752B4 (de) * 2003-03-27 2021-06-24 Bayerische Motoren Werke Aktiengesellschaft Vorrichtung und Verfahren zum Laden von Batterien eines Mehrspannungsbordnetzes eines Kraftfahrzeuges
EP2272722B1 (fr) * 2009-07-01 2015-04-08 Denso Corporation Appareil de source d'alimentation pour véhicule
DE102011003564A1 (de) * 2011-02-03 2012-08-09 Bayerische Motoren Werke Aktiengesellschaft Kraftfahrzeug mit einer Fremdstartvorrichtung
DE102012024738A1 (de) * 2012-12-18 2014-06-18 Daimler Ag Energiespeichervorrichtung und Fahrzeug
DE102014207390A1 (de) * 2014-04-17 2015-10-22 Robert Bosch Gmbh Bordnetz und Verfahren zum Betrieb eines Bordnetzes
DE102014207993A1 (de) * 2014-04-29 2015-10-29 Robert Bosch Gmbh Energieübertragungsvorrichtung und Bordnetz
JP6406328B2 (ja) 2015-10-13 2018-10-17 株式会社デンソー 電源装置及び電池ユニット
JP6728991B2 (ja) 2016-05-31 2020-07-22 株式会社オートネットワーク技術研究所 リレー装置及び電源装置

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0987146B1 (fr) * 1998-09-17 2006-09-27 Volkswagen Aktiengesellschaft Système à deux batteries

Also Published As

Publication number Publication date
DE102018202987A1 (de) 2019-08-29
WO2019166148A1 (fr) 2019-09-06
JP6991347B2 (ja) 2022-01-12
JP2021513727A (ja) 2021-05-27
US20200339051A1 (en) 2020-10-29
US11292405B2 (en) 2022-04-05
CN111801867A (zh) 2020-10-20

Similar Documents

Publication Publication Date Title
DE102017101369B4 (de) Energieversorgungssystem für sicherheitsrelevante systeme in einem kraftfahrzeug
DE102012222208B4 (de) Verfahren zum gesteuerten Verbinden mehrerer Bordnetzzweige eines Fahrzeugs, Steuereinheit zur Ausführung des Verfahrens sowie Bordnetz
DE102013225020A1 (de) Bordnetz zur fehlertoleranten und redundanten Versorgung
DE102018210943B4 (de) Bordnetz für ein Fahrzeug sowie Fahrzeug
EP3138175B1 (fr) Dispositif de transfert d'énergie et réseau de bord
WO2016110353A1 (fr) Procédé pour alimenter au moins un consommateur dans un réseau de bord et réseau de bord
WO2019166148A1 (fr) Borne de batterie pour réseau de bord de véhicule
DE102017104958A1 (de) Batteriespeichersystem und Bordnetz zur fehlertoleranten Versorgung sicherheitsrelevanter Verbraucher in einem Fahrzeug
WO2015135729A1 (fr) Dispositif pour alimenter un véhicule automobile en énergie électrique
DE102016103829A1 (de) Energieversorgungseinheit und Energieversorgungssystem für ein Fahrzeug
EP1241768A2 (fr) Procédé et dispositif pour la protéction d'un réseau de bord a tension multiple contre les décharges entre surfaces à tension différentes et contre l'inversion de la polarité de l'éxterieur
DE102015101235A1 (de) Elektrisches Energieversorgungssystem für ein Fahrzeug und Verfahren zum Betreiben eines elektrischen Energieversorgungssystems
EP3243084A1 (fr) Procédé de surveillance d'un réseau de bord
DE102018100746B4 (de) Fehlertolerantes Batteriespeichersystem und Bordnetz
DE102017218252B4 (de) Energiespeicheranordnung für ein Kraftfahrzeug, Bordnetzanordnung und Verfahren zur Bereitstellung einer Energieversorgung für ein Kraftfahrzeug
DE102014221281A1 (de) Fahrzeug-Bordnetz mit hoher Verfügbarkeit
DE102016224618A1 (de) Fahrzeug-Bordnetz mit hoher Verfügbarkeit
DE102018105826A1 (de) Elektrisches versorgungssystem und verfahren
DE102013221579A1 (de) Elektronische Vorrichtung und Verfahren zum Betreiben einer elektronischen Vorrichtung
EP3925835A1 (fr) Réseau embarqué pour un véhicule
DE102021118869A1 (de) Bordnetz und Verfahren zu seinem Betrieb
EP3197726B1 (fr) Réseau de bord
DE102019208280A1 (de) Elektrisches Energiespeichersystem und Verfahren zu dessen Betreiben
DE102016007988A1 (de) Hochverfügbares elektrisches Bordnetz für einen Kraftwagen
DE102022202063A1 (de) Fahrzeugbordnetz zur Spannungsversorgung mindestens eines sicherheitsrelevanten Verbrauchers, Verfahren zum Betreiben eines Fahrzeugbordnetzes, sowie Energiespeichereinrichtung zur Verwendung in einem Fahrzeugbordnetz

Legal Events

Date Code Title Description
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: UNKNOWN

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20200928

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: EXAMINATION IS IN PROGRESS

17Q First examination report despatched

Effective date: 20210811

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20211222