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
  • B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
  • B60L53/10—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by the energy transfer between the charging station and the vehicle
  • B60L53/14—Conductive energy transfer
  • B60L53/16—Connectors, e.g. plugs or sockets, specially adapted for charging 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
  • B60L3/0023—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train
  • B60L3/0038—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train relating to sensors
• • 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
  • B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
  • B60L53/10—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by the energy transfer between the charging station and the vehicle
  • B60L53/11—DC charging controlled by the charging station, e.g. mode 4
• • 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
  • B60L2240/36—Temperature of vehicle components or parts
• • 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
  • B60L2240/42—Drive Train control parameters related to electric machines
  • B60L2240/425—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
  • B60L2240/44—Drive Train control parameters related to combustion engines
  • B60L2240/445—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
  • B60L2240/48—Drive Train control parameters related to transmissions
  • B60L2240/485—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
  • B60L2240/52—Drive Train control parameters related to converters
  • B60L2240/525—Temperature of converter or components thereof
• • 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
  • B60L2240/545—Temperature
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
  • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
  • H01R13/66—Structural association with built-in electrical component
  • H01R13/665—Structural association with built-in electrical component with built-in electronic circuit
  • H01R13/6683—Structural association with built-in electrical component with built-in electronic circuit with built-in sensor
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
  • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
  • H01R13/66—Structural association with built-in electrical component
  • H01R13/70—Structural association with built-in electrical component with built-in switch
  • H01R13/713—Structural association with built-in electrical component with built-in switch the switch being a safety switch
  • H01R13/7137—Structural association with built-in electrical component with built-in switch the switch being a safety switch with thermal interrupter
• • 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
  • 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

• TITLE VEHICLE TO MONITOR THE RECHARGES OF A BATTERY BASED ON THE STATES OF SENSORS OF A DIRECT CURRENT RECHARGE SOCKET
• the invention relates to vehicles having at least one rechargeable battery 0 in direct current and in alternating current, and more precisely the control of the recharging of such batteries.
• Some vehicles include at least one battery which can be recharged5 in direct current and in alternating current (according to the choice of the user) thanks to first and second plugs which are fixedly secured to a base which they include in a front part or back.
• first socket of the socket is suitable for DC charging and generally has two first pins
• second socket of the socket is suitable for AC charging and generally has at least two second pins ( and most often seven pins).
• an external socket (for example from a charging station) is connected to the first, respectively second, socket of this vehicle.
• a first temperature sensor to each of the first two pins of the first socket of the base through which the direct current flows
• a second temperature sensor to each of the two second pins of the second socket of the base through which the alternating current circulates, and to interrupt the recharging when at least one of the first and second sensors detects a temperature above a threshold (typically equal to 90 ° C.).
• this interruption is accompanied by a display (for example by a service light) on a screen of the vehicle in order to warn its user.
• This mode of operation has several drawbacks. Indeed, if the first four and second sensors are simultaneously faulty, it is not possible to have a temperature measurement and therefore there will be no interruption of recharging decided due to the temperature of the base, 0 which may be dangerous for the user (risk of burns) and / or for the vehicle and / or for the charging station (risk of fire).
• the sensor that detects a temperature above the threshold may be the subject (possibly temporarily) of a malfunction. Consequently, an interruption of recharging can be decided wrongly because of this malfunction, which can be damaging for the user since he will recover a vehicle whose battery has not been recharged and therefore possibly unusable if his group powerplant is all electric.
• One aim of the invention is therefore to improve the situation. 0 Presentation of the invention
• a vehicle comprising at least one rechargeable battery and a base to which are fixedly secured, on the one hand, a first socket suitable for recharging the battery with current.
• DC and comprising two first pins each provided with a first sensor measuring the temperature
• second socket suitable for recharging the battery with alternating current and comprising two second pins each provided with a second sensor measuring temperature.
• This vehicle is characterized by the fact that it also comprises at least one processor and at least one memory arranged to perform the operations consisting, during recharging with the first socket, in:
• the vehicle according to the invention may have other characteristics which can be taken separately or in combination, and in particular:
• Its processor and its memory can be arranged to perform the operations consisting, in the event of failure of at least a first or second sensor for a period greater than a time threshold, in triggering a report to a passenger of the vehicle;
• its processor and its memory can be arranged to perform the operations consisting, in the event of failure of at least one first or second sensor, in triggering storage in a memory of a fault code associated with each faulty sensor; 0 - its processor and its memory can be arranged to perform the operations consisting in triggering the storage in the memory of the fault code associated with each faulty sensor in correspondence with a duration of failure of the latter; its processor and its memory can be arranged to perform the operations consisting, during a recharge with the second socket, in triggering an interruption of this recharge when the second sensors are faulty and the temperature measured by at least a first
• each of the first and second sensors can measure the temperature of the base
• the invention also proposes a method intended to allow the control of the recharging of a rechargeable battery of a vehicle also comprising a base to which are fixedly secured, on the one hand, a first socket suitable for recharging the battery. direct current and comprising two first pins each provided with a first sensor measuring the temperature, and, on the other hand, a second socket suitable for recharging the battery with alternating current and comprising two second pins each provided with a second sensor measuring temperature.
• the invention also proposes a computer program product comprising a set of instructions which, when it is executed by processing means, is suitable for implementing a control method of the type presented above to control the recharging of a rechargeable battery of a vehicle also comprising a base to which are fixedly secured, on the one hand, a first socket suitable for recharging the battery in direct current and comprising two first pins each provided with a first sensor measuring the temperature, and, on the other hand, a second socket suitable for recharging the battery with alternating current and comprising two second pins each provided with a second sensor measuring the temperature.
• FIG. 1 illustrates schematically and functionally an exemplary embodiment of a vehicle according to the invention
• FIG. 2 illustrates schematically and functionally an exemplary embodiment of a charging base coupled to a power supply module comprising an exemplary embodiment of a control computer, and 0
• FIG. 3 schematically illustrates an example of an algorithm implementing a charging control method according to the invention.
• the invention aims in particular to provide a vehicle V comprising at least one battery BR that can be recharged with direct current or alternating current in a controlled manner, so as to avoid overheating of its charging base ER.
• the vehicle V is of the automobile type. This is for example a car, as shown in Figure 1. But the invention is not limited to this type of vehicle. It relates in fact to any type of vehicle comprising an all-electric or hybrid powertrain (or GMP) and comprising at least one rechargeable battery in direct current or in alternating current according to the choice of the user.
• GMP hybrid powertrain
• it concerns land vehicles (utility vehicles, 5 motorhomes, minibuses, coaches, trucks, motorcycles, road machinery, construction machinery, agricultural machinery, leisure machinery (snowmobile, kart), caterpillar machinery (s) , and crewed exploration devices), ships and aircraft, for example.
• the GMP of the vehicle V is all electric. It therefore comprises at least one electric drive machine producing in particular torque for its movements from the energy stored in a rechargeable battery. But the GMP of the vehicle V could be hybrid and therefore comprise at least one electric driving machine and at least one non-electric driving machine (possibly thermal).
• the invention comprising a transmission chain (here in all-electric GMP), an ER (recharging) base comprising first P1 and second P2 taken, and at least one PR processor and at least one MD memory.
• the GMP of the vehicle V here comprises an electric drive machine MM, associated with a rechargeable battery BR, and a DC coupling device.
• the transmission chain comprises in particular, in addition to its GMP, an AM motor shaft and an AT transmission shaft.
• the electric drive machine MM is responsible for producing torque on the order of a GMP supervision computer (not shown), from the energy which is stored in the battery BR. It (MM) delivers this torque to the AM motor shaft which is also coupled to the DC coupling device. This torque is produced here for a driving wheel train (here the first train T1) which is coupled to the DC coupling device via the AT driveshaft. The torque produced is therefore transmitted here to the first train T1 when the DC0 coupling device couples the motor shaft AM to the transmission shaft AT.
• the first train T 1 is located at the front of the vehicle V, and preferably, and as illustrated, coupled to the transmission shaft AT via a differential (here before) D1 .
• this train T1 could be the one referenced T2 which is located at the rear of the 5 vehicle V.
• the DC coupling device can, for example, be a shaft speed reduction gearbox. But it could also be a dog clutch or a clutch.
• the battery BR is rechargeable in direct current or in alternating current0 (according to the choice of the user), via a power supply module MA which is connected to the base (of recharge) ER.
• this battery BR can be of the low voltage type (typically 220 V or 400 V or else 600 V). But it could also be of the medium voltage or very low voltage type (typically 48V).
• This BR battery also supplies power, as illustrated without limitation in FIG.
• the BR battery is here coupled to the RB on-board network via a DC / DC type CV converter, as well as possibly via an MDE energy distribution module.
• the first P1 socket is fixedly attached to the ER base and is suitable for recharging the BR battery in direct current. As illustrated in FIG. 2, it comprises two first pins B1 each provided with a first sensor C1 measuring the temperature locally and through which the direct current flows.
• the second socket P2 is fixedly attached to the ER base and is suitable for recharging the battery BR in alternating current. As illustrated in FIG. 2, it comprises in particular two second pins B2 each provided with a second sensor C2 measuring the temperature locally and through which the alternating current circulates. It will be noted that in the example illustrated without limitation in FIG. 2, the second socket P2 comprises seven pins, including the two second pins B2, due to the fact that it constitutes a socket of type 0 CCS2 (but the invention applies whatever either the type of plug).
• each of the first C1 and second C2 sensors measures the temperature of the ER base.
• the MA power module provides the interface between the BR battery and the ER base. It is responsible for monitoring the power supply to the BR battery during each recharging phase during which an external socket (for example from a charging station) is connected either to the first socket P1 or to the second socket P2.
• an external socket for example from a charging station
• the processor PR and the memory MD are arranged to perform the operations consisting, during a recharge with the first socket P1, to trigger the interruption of this recharge when the first two sensors C1 are faulty, whatever the temperature measured by at least a second sensor C2. It is considered here that a sensor is (in a state) faulty when, after analysis of its signal, the processor PR determines by example :
• the processor PR can, for example, be a digital signal processor (or DSP (“Digital Signal Processor”). ).
• DSP Digital Signal Processor
• This PR processor can comprise integrated circuits (or printed), or else several integrated circuits (or printed) connected by wired or non-wired connections.
• integrated circuit or printed circuit is meant any type of device capable of performing at least one electrical or electronic operation. So, for example, it could be a microcontroller.
• the memory MD is live in order to store instructions for the implementation by the processor PR of at least part of the control method described below (and therefore of its functionalities).
• the processor PR and the memory MD form part of a computer CA which itself forms part of the power supply module MA and which is produced under the form of a combination of electrical or electronic circuits or components (or “hardware") and software modules (or “software”).
• the processor PR and the memory MD could form part of a computer, possibly dedicated to the control of recharging according to the state of the first C1 and second C2 sensors, and external to the power supply module.
• MA although being coupled to the latter (MA) to inform him of charging interruptions decided.
• the PR processor detects that only one of the first two sensors C1 is faulty, it will continue to analyze the temperature measured by the other first sensor C1 (not faulty) and therefore will decide
• the temperature threshold can be between 80 ° C and 100 ° C. Thus, it can, for example, be chosen equal to 90 ° C.
• processor PR and the memory MD are preferably arranged to perform the operations of triggering a signal to a passenger of the vehicle V of the recharging interruption (in direct current as well as in alternating current).
• this signaling takes place when the user decides to use his vehicle V again after recharging his battery BR.5
• this signaling can be done by displaying a service indicator light or a dedicated textual warning message on a screen of vehicle V, such as for example that of the instrument panel or that of the central instrument panel, and / or by broadcasting a dedicated audio (or audio) message via at least one loudspeaker present in the vehicle V.
• the processor PR and the memory MD are preferably arranged, in the event of failure of at least one first C1 or second C2 sensor for a period which is greater than a time threshold, to perform the operations consisting in triggering a signal to a passenger of vehicle V.
• the processor PR and the memory MD are preferably arranged, in the event of failure of at least one first C1 or second C2 sensor, to perform the operations consisting in triggering storage in a memory of a fault code associated with each faulty sensor.
• the processor PR and the memory MD are preferably arranged, in the event of failure of at least one first C1 or second C2 sensor, to perform the operations consisting in triggering storage in a memory of a fault code associated with each faulty sensor.
• the fault code storage memory can, for example, be part of the AC computer or more generally of the MA power module. But0 it can also be non-dedicated and therefore used for storing a great deal of information on the life of the vehicle V. In the latter case it can, for example, form part of what those skilled in the art sometimes call the service box. intelligent (or BSI - supervision equipment).
• the messages containing the fault codes are then transmitted to the memory via a communication network on board the vehicle V, and possibly multiplexed.
• the processor PR and the memory MD can optionally be arranged to perform the operations consisting in triggering the storage in the memory of the fault code associated with each faulty sensor in correspondence of a duration of failure of the latter. It will also be noted that the processor PR and the memory MD can be arranged, during recharging with the second socket P2 (and therefore in alternating current), to perform the operations consisting in triggering an interruption of this recharging when the second sensors C2 are faulty5. and that the temperature measured by at least a first sensor C1 is greater than the temperature threshold (described above) or that the first sensors C1 are also faulty.
• CA computer can also include, in addition to its RAM MD and its processor PR, a mass memory MM, in particular for storing temperature measurements (from the first C1 and second C2 sensors), and intermediate data involved in all its calculations and treatments. Furthermore, this computer CA can also include an input interface IE for the reception of at least the temperature measurements for use in calculations or processing, possibly after having formatted and / or demodulated and / or amplified. , in a manner known per se, by means of a digital signal processor PR '. In addition, this CA computer can also include an IS output interface, in particular for delivering its recharging interrupt orders or commands (at least for the power supply module MA) and its messages containing sensor failure reports (s). ) or fault codes.
• a mass memory MM in particular for storing temperature measurements (from the first C1 and second C2 sensors), and intermediate data involved in all its calculations and treatments.
• this computer CA can also include an input interface IE for the reception of at least the temperature measurements for use in calculations or processing, possibly after having formatted and
• the invention can also be considered in the form of a control method intended to be implemented in the vehicle V described above in order to allow control of the recharging of its battery BR.
• This control method comprises a step 10-40 in which a recharging with the first socket P1 is interrupted when the first sensors C1 fail (simultaneously), regardless of the temperature measured by at least one second sensor C2. 5
• An example of an algorithm implementing a recharge control method according to the invention has been schematically illustrated in FIG. 3.
• the algorithm includes a sub-step 10 in which, in the event of starting a DC recharge (via the first socket P1), the temperature measurements taken by the first C1 and 0 second C2 sensors are obtained and analyzed.
• a first sub-step 20 it is detected that the first two sensors C1 are simultaneously faulty, then in a second sub-step 30 the direct current recharging which is in progress is interrupted. Then, in a sub-step 40, it is possible to signal this interruption of recharging to a passenger of the vehicle V and / or to store in a memory at least one fault code (possibly associated with a fault duration).
• control method can be implemented by a plurality of digital signal processors, random access memory, mass memory, input interface, output interface.
• the invention also provides a computer program product (or computer program) comprising a set of instructions which, when it is executed by processing means of the electronic circuit (or hardware) type, such as for example the processor PR is suitable for implementing the recharging control method described above to control the recharges of the battery BR of the vehicle V. 5

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• Engineering & Computer Science (AREA)
• Power Engineering (AREA)
• Transportation (AREA)
• Mechanical Engineering (AREA)
• Life Sciences & Earth Sciences (AREA)
• Sustainable Development (AREA)
• Sustainable Energy (AREA)
• Charge And Discharge Circuits For Batteries Or The Like (AREA)
• Secondary Cells (AREA)

Applications Claiming Priority (2)

Publications (1)

Family

ID=70738711

Family Applications (1)

Country Status (4)

Families Citing this family (1)

Family Cites Families (12)

• 2020
  • 2020-03-12 FR FR2002436A patent/FR3108069B1/fr active Active
• 2021
  • 2021-02-04 EP EP21708058.9A patent/EP4117954A1/fr active Pending
  • 2021-02-04 WO PCT/FR2021/050202 patent/WO2021181017A1/fr unknown
  • 2021-02-04 CN CN202180020304.2A patent/CN115243926A/zh active Pending

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