EP2951047A2 - Dispositif de protection contre les surtensions pour protéger le réseau de bord d'un véhicule électrique d'une surtension électrique et procédé correspondant, de même que véhicule électrique doté du dispositif de protection contre les surtensions - Google Patents

Dispositif de protection contre les surtensions pour protéger le réseau de bord d'un véhicule électrique d'une surtension électrique et procédé correspondant, de même que véhicule électrique doté du dispositif de protection contre les surtensions

Info

Publication number
EP2951047A2
EP2951047A2 EP14700854.4A EP14700854A EP2951047A2 EP 2951047 A2 EP2951047 A2 EP 2951047A2 EP 14700854 A EP14700854 A EP 14700854A EP 2951047 A2 EP2951047 A2 EP 2951047A2
Authority
EP
European Patent Office
Prior art keywords
overvoltage
electrical
electric vehicle
protection device
overvoltage protection
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Withdrawn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
EP14700854.4A
Other languages
German (de)
English (en)
Inventor
Stephan Gase
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 EP2951047A2 publication Critical patent/EP2951047A2/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • B60L1/00—Supplying electric power to auxiliary equipment of vehicles
    • B60L1/003—Supplying electric power to auxiliary equipment of vehicles to auxiliary motors, e.g. for pumps, compressors
    • 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
    • B60L15/00—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles
    • B60L15/007—Physical arrangements or structures of drive train converters specially adapted for the propulsion motors of electric vehicles
    • 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
    • B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
    • 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
    • B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
    • B60L3/0023—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train
    • B60L3/0046—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train relating to electric energy storage systems, e.g. batteries or capacitors
    • 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
    • B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
    • B60L3/04—Cutting off the power supply under fault conditions
    • 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
    • B60L50/51—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells characterised by AC-motors
    • 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
    • B60L58/18—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries of two or more battery modules
    • B60L58/20—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries of two or more battery modules having different nominal voltages
    • 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
    • B60L58/18—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries of two or more battery modules
    • B60L58/21—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries of two or more battery modules having the same nominal voltage
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H1/00—Details of emergency protective circuit arrangements
    • H02H1/04—Arrangements for preventing response to transient abnormal conditions, e.g. to lightning or to short duration over voltage or oscillations; Damping the influence of DC component by short circuits in AC networks
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
    • H02H9/04—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage
    • H02H9/041—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage using a short-circuiting device
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
    • H02H9/04—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage
    • H02H9/045—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage adapted to a particular application and not provided for elsewhere
    • 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
    • B60L2210/00—Converter types
    • B60L2210/10—DC to DC converters
    • 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
    • B60L2240/00—Control parameters of input or output; Target parameters
    • B60L2240/10—Vehicle control parameters
    • B60L2240/34—Cabin temperature
    • 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
    • B60L2240/00—Control parameters of input or output; Target parameters
    • B60L2240/40—Drive Train control parameters
    • B60L2240/54—Drive Train control parameters related to batteries
    • B60L2240/547—Voltage
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
    • H02H9/005—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection avoiding undesired transient conditions
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
    • H02H9/04—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage
    • H02H9/06—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage using spark-gap arresters
    • 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
    • Y02T10/64—Electric machine technologies in electromobility
    • 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
    • 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
    • Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
    • 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
    • Y02T10/72—Electric energy management in electromobility
    • 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
    • Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10—Technologies relating to charging of electric vehicles
    • Y02T90/12—Electric charging stations
    • 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
    • Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10—Technologies relating to charging of electric vehicles
    • Y02T90/14—Plug-in electric vehicles

Definitions

  • Overvoltage protection device for protecting a vehicle electrical system
  • the present invention relates to an overvoltage protection device for protecting a vehicle electrical system of an electric vehicle from an electrical overvoltage and a corresponding method and an electric vehicle with the
  • a socket with a module for additional functions is previously known from EP 0 786 833 B1.
  • the additional functions are primarily about achieving one
  • EP 0 786 833 B1 describes a module in which the height of the insulant base does not have to be changed.
  • the design of an existing can clearance and the design of the components of the module to be introduced here are coordinated in their shape.
  • a printed circuit board is provided, which runs parallel to the bottom of the existing Isolierstoffsockels and which has at least two corners which receive overvoltage protection components.
  • the circuit board in turn is equipped for electrical connection with resilient contacts, the sockets have blade contacts that produce the necessary electrical connection when inserting and joining the parts together.
  • German utility model DE 295 07 448 U1 is a socket, in particular a socket with a retrofittable
  • the local surge protection is designed as a support member with moldings for a circuit board, the board necessary electrical Receives components.
  • the support member has in the grounded socket described therein in a bottom portion openings through which run electrical connection lines for the surge protective device.
  • DE 20 2008 008 905 111 describes an overvoltage protection device for retrofitting in connection, distribution and / or sockets
  • the sockets have a mounting plate, also referred to as a support ring own.
  • the overvoltage protection device described there has a
  • Overvoltage protection elements receiving board and a support member with moldings for the board and electrical connection means, wherein the support member a
  • Socket insert surrounds.
  • the present invention provides an overvoltage protection device for protecting a vehicle electrical system of an electric vehicle from an electrical overvoltage with the features of patent claim 1.
  • an overvoltage protection device is provided with: a
  • Input device which is designed as a power connection of the electric vehicle; a protection device, which is coupled at an input to the input device and at least one surge arrester for deriving a
  • Coupling with an output of the protection device and the electrical system is designed to protect the electrical system of the electric vehicle from electrical overvoltage.
  • the invention also provides a method for protecting a vehicle electrical system of an electric vehicle from an electrical overvoltage according to claim 9.
  • Overvoltage protection device via an input of the protection device with the input device; Providing a surge arrester in the Protection device for deriving an overvoltage; Coupling of the output of the protection device with the electrical system via an interface device to protect the electrical system of the electric vehicle from electrical overvoltage. Furthermore, the present invention provides an electric vehicle with a
  • the idea of the invention resides in an electric vehicle at a location which is connected downstream of a charging socket of the electric vehicle, a lightning protection and lightning protection
  • the overvoltage protection device can be provided at a central location after the charging socket in the electric vehicle.
  • Input device is designed to be coupled to a charger. This allows in a simple and safe way, the electric vehicle with by the
  • Charging device charged electrical energy to charge.
  • the at least one surge arrester for deriving an overvoltage of up to 1.5 kV or from to is designed to 3 kV or up to 6 kV or up to 10 kV.
  • an overvoltage protection for the electrical system of the electric vehicle can advantageously be provided.
  • the at least one surge arrester is designed in such a way that by discharging the electrical overvoltage when the electrical overvoltage occurs at the output of the
  • Surge arrester as a gas-filled surge absorber or as a
  • Gasabieiter is trained.
  • a gas discharge can advantageously ignite when a component-specific ignition voltage in the gas exhaust gas is exceeded, and the terminal voltage at the surge absorber is reduced by a
  • Surge arrester is designed as a varistor. This advantageously allows for the surge absorber to absorb large energies without being destroyed within a short response time of less than a nanosecond or less than a microsecond.
  • Surge arrester is designed as a suppressor diode. As a result, it is advantageously possible to provide a surge arrester which has no surge arrester
  • Voltage drop causes the voltage to be protected and therefore is still operational after the response even without power interruption.
  • Interface device is designed with at least one electrical
  • Electric vehicle to be coupled and to protect the at least one paired electrical load or the coupled electrical loads from electrical overvoltage.
  • Overvoltage protection unit after the charging socket in the electric vehicle all electrical components, which are connected downstream of the central overvoltage protection unit, can be dimensioned with the simplest protection requirements.
  • the described embodiments and developments can be arbitrary
  • Fig. 1 is a schematic representation of an overvoltage protection device for
  • Fig. 2 is a schematic representation of an electric vehicle with a
  • Overvoltage protection device for protecting a vehicle electrical system of an electric vehicle from an electrical overvoltage according to another embodiment of the invention.
  • FIG. 3 shows a schematic representation of a flowchart of a method for protecting an electrical system of an electric vehicle from an electrical overvoltage according to a still further embodiment of the invention.
  • FIG. 1 shows a schematic representation of an overvoltage protection device for protecting a vehicle electrical system of an electric vehicle from an electrical
  • An overvoltage protection device 100 for protecting a vehicle electrical system 24 of an electric vehicle 20 from an electrical overvoltage comprises a
  • Input device 105 a protective device 1 10 and an interface device 1 15th
  • Electrical overvoltages may be spurious signals that occur in a power grid or electrical grid of a charging device 30, such as lightning strikes, overvoltage pulses or other disturbances such as those resulting from the failure of electrical connection sockets.
  • the input device 105 of the overvoltage protection device 100 can be designed as a power connection of the electric vehicle 20.
  • the input device 105 may be formed as a charging socket or a charging socket for receiving a connector for charging the electric vehicle 20.
  • the protective device 1 10 of the overvoltage protection device 100 may be coupled to the input device 105 at an input 1 10a of the protective device 1 10 and at least one surge arrester 1 1 1 for deriving the electrical
  • the interface device 1 15 of the overvoltage protection device 100 is designed, for example, by coupling an output 1 10b of the protective device 1 10 with the vehicle electrical system 24 to protect the electrical system 24 of the electric vehicle 20 from the electrical overvoltage.
  • the interface device 15 of the overvoltage protection device 100 can be designed, for example, as a distributor unit which has a plurality of electrical components, such as indicator lights, programmable logic controllers and other automation components and supply sockets.
  • the input device 105 of the overvoltage protection device 100 may be designed to be coupled to a charging device 30.
  • the overvoltage protection device 100 provides by the common hedging of all electrical components with the aid of the upstream protection device 1 10 of the overvoltage protection device 100 a central protection function for all electrical components ready, which are coupled to the electrical system 24 of the electric vehicle 20.
  • the at least one surge arrester 1 1 1 of the protective device 110 can be designed to derive an overvoltage of up to 1.5 kV or of up to 3 kV or of up to 6 kV. Derivation can be done via a ground connection of the
  • a voltage of less than 1.5 kV is applied.
  • simple securing means for overvoltage protection of the individual electrical components can advantageously be used in the electrical system.
  • the surge arrester 1 1 1 of the protective device 1 10 is designed as a gas-filled surge arrester 1 1 1 or as a gas arrester or as a varistor or as a suppressor diode.
  • TVS diode also transient absorption Zener diode, short TAZ diode, or Transient Voltage Suppressor Diode, called TVS diode for short, for example, components are used to protect the inputs and outputs of electronic circuits from short-time overvoltage pulses or voltage transients, as by
  • a gas discharge tube for example, a gas discharge tube can be used, which serves as Kochwoodsabieiter the protection against overvoltage pulses, the
  • the interface device 1 15 of the overvoltage protection device 100 may be designed with at least one electrical load or a plurality to be coupled by electrical consumers of the electrical system 24 of the electric vehicle 20 and to protect the at least one coupled electrical load or the coupled electrical consumers of the electrical system 24 of the electric vehicle 20 from the electrical overvoltage.
  • the electric vehicle 20 to be protected may be an electric vehicle or a
  • Hybrid motor vehicle or another motor vehicle may be formed, which has an electrical energy storage, which during a charging of the
  • Motor vehicle 20 can be charged from a designed as a stationary charging station charging station 30 charging device.
  • the charging device 30 is for example a device or an electrical system which serves to recharge battery-powered electric vehicles 20 by simply inserting or inserting a standard plug into a corresponding socket.
  • the stationary charging device 30 may be formed as part of a charging station.
  • the stationary charging device 30 includes, for example, a connector or a plug which is adapted to a socket or a socket of the electric vehicle 20.
  • FIG. 2 shows a schematic representation of an electric vehicle with an overvoltage protection device for protecting an electrical system of a vehicle
  • An electric vehicle 20 includes, for example, an overvoltage protection device 100 for protecting an electrical system 24 of an electric vehicle 20.
  • the electric vehicle 20 can be charged with a stationary charging device 30 designed as a charging station.
  • the charging station can have a socket, which is part of a household power network 32.
  • the house power network 32 may comprise lightning protection means, which electrical
  • an external lightning protection can be connected to the equipotential bonding of the building.
  • the upstream overvoltage protection device 100 may be designed such that the at least one surge arrester 1 1 1 of the overvoltage protection device 100 is designed such that by applying the electrical overvoltage when the electrical overvoltage occurs at the output 1 10b of the protective device 1 10 a voltage of less than 1, 5 kV is applied. As a result, the electrical components of the electric vehicle 20 are all together to a maximum occurring overvoltage of a maximum of 1, 5 kV protected.
  • the electrical system 24 of the electric vehicle 20 for example, a DC converter 25, an intermediate circuit 26, electrical Antriebssyssteme 27, a 14-volt electrical system 28 with an integrated DC converter and an electrical climate control circuit 29 have.
  • FIG. 3 shows a schematic representation of a flowchart of a method for protecting an electrical system of an electric vehicle from an electrical
  • a second method step of the method for protecting a vehicle electrical system of an electric vehicle provision is made S2 of a surge arrester 1 1 1 in the protective device 1 10 for deriving an overvoltage.
  • S2 of a surge arrester 1 1 1 in the protective device 1 10 for deriving an overvoltage.
  • S3 of the output 1 10b of the protection device 1 10 takes place with the electrical system 24 via an interface device 1 15 to protect the electrical system 24 of the electric vehicle 20 from the electrical overvoltage.
  • the method steps can be repeated in any order, iteratively or recursively.

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Transportation (AREA)
  • Sustainable Energy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
  • Secondary Cells (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Protection Of Static Devices (AREA)
  • Hybrid Electric Vehicles (AREA)

Abstract

L'invention concerne un dispositif de protection contre les surtensions (100) pour protéger le réseau de bord (24) d'un véhicule électrique (20) d'une surtension électrique. Ledit dispositif comprend : un dispositif d'entrée (105) réalisé sous la forme d'un branchement électrique du véhicule électrique (20) ; un dispositif de protection (110) qui est couplé au niveau d'une entrée (110a) par le dispositif d'entrée (105) et comporte au moins un conducteur de surtension (111) pour évacuer une surtension ; et un dispositif interface (115) qui est configuré par un couplage d'une sortie (110b) du dispositif de protection (110) au réseau de bord (24) pour protéger le réseau de bord (24) du véhicule électrique (20) de la surtension électrique.
EP14700854.4A 2013-01-31 2014-01-15 Dispositif de protection contre les surtensions pour protéger le réseau de bord d'un véhicule électrique d'une surtension électrique et procédé correspondant, de même que véhicule électrique doté du dispositif de protection contre les surtensions Withdrawn EP2951047A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102013201570.4A DE102013201570A1 (de) 2013-01-31 2013-01-31 Überspannungsschutzeinrichtung zum Schützen eines Bordnetzes eines Elektrofahrzeuges vor einer elektrischen Überspannung und entsprechendes Verfahren sowie Elektrofahrzeug mit der Überspannungsschutzeinrichtung
PCT/EP2014/050682 WO2014118002A2 (fr) 2013-01-31 2014-01-15 Dispositif de protection contre les surtensions pour protéger le réseau de bord d'un véhicule électrique d'une surtension électrique et procédé correspondant, de même que véhicule électrique doté du dispositif de protection contre les surtensions

Publications (1)

Publication Number Publication Date
EP2951047A2 true EP2951047A2 (fr) 2015-12-09

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EP14700854.4A Withdrawn EP2951047A2 (fr) 2013-01-31 2014-01-15 Dispositif de protection contre les surtensions pour protéger le réseau de bord d'un véhicule électrique d'une surtension électrique et procédé correspondant, de même que véhicule électrique doté du dispositif de protection contre les surtensions

Country Status (6)

Country Link
US (1) US20150364917A1 (fr)
EP (1) EP2951047A2 (fr)
JP (1) JP2016512015A (fr)
CN (1) CN104936814A (fr)
DE (1) DE102013201570A1 (fr)
WO (1) WO2014118002A2 (fr)

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CN106685031B (zh) * 2017-02-24 2023-07-07 国网上海市电力公司 一种移动式充电宝电池管理系统的电源输入保护整流电路
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DE102019124211B4 (de) * 2019-09-10 2025-09-04 Audi Ag Netzteil

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Also Published As

Publication number Publication date
CN104936814A (zh) 2015-09-23
WO2014118002A3 (fr) 2014-12-18
WO2014118002A2 (fr) 2014-08-07
DE102013201570A1 (de) 2014-07-31
US20150364917A1 (en) 2015-12-17
JP2016512015A (ja) 2016-04-21

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