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FR3124651B1 - Power system of an electric vehicle comprising coils in a road and in the vehicle, and corresponding control method. - Google Patents

Power system of an electric vehicle comprising coils in a road and in the vehicle, and corresponding control method. Download PDF

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Publication number
FR3124651B1
FR3124651B1 FR2106697A FR2106697A FR3124651B1 FR 3124651 B1 FR3124651 B1 FR 3124651B1 FR 2106697 A FR2106697 A FR 2106697A FR 2106697 A FR2106697 A FR 2106697A FR 3124651 B1 FR3124651 B1 FR 3124651B1
Authority
FR
France
Prior art keywords
coil
vehicle
coils
road
electric vehicle
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.)
Active
Application number
FR2106697A
Other languages
French (fr)
Other versions
FR3124651A1 (en
Inventor
Antoine Caillierez
Wassim Kabbara
Serge Loudot
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.)
Renault SAS
Original Assignee
Renault SAS
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 Renault SAS filed Critical Renault SAS
Priority to FR2106697A priority Critical patent/FR3124651B1/en
Publication of FR3124651A1 publication Critical patent/FR3124651A1/en
Application granted granted Critical
Publication of FR3124651B1 publication Critical patent/FR3124651B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F38/00—Adaptations of transformers or inductances for specific applications or functions
    • H01F38/14—Inductive couplings
    • 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
    • B60L53/12—Inductive energy transfer
    • B60L53/122—Circuits or methods for driving the primary coil, e.g. supplying electric power to the coil
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

Système d’alimentation d’un véhicule électrique (1), comprenant au moins deux bobines primaires disposées dans une route (2) alimentées par au moins deux onduleurs, au moins une bobine secondaire disposée dans le véhicule électrique (1), les bobines primaires pouvant transmettre de l’énergie électrique à la au moins une bobine secondaire par couplage magnétique, dans lequel une bobine est une bobine en boucle simple ou une bobine en forme de huit, et des bobines primaires adjacentes sont alternativement une bobine en boucle simple et une bobine en forme de huit, le véhicule étant alors muni d’au moins une paire de bobines comprenant une bobine secondaire en forme de boucle simple et une bobine secondaire en forme de huit superposées. Figure pour l’abrégé : Fig 8Power supply system for an electric vehicle (1), comprising at least two primary coils arranged in a road (2) supplied by at least two inverters, at least one secondary coil arranged in the electric vehicle (1), the primary capable of transmitting electrical energy to the at least one secondary coil by magnetic coupling, wherein one coil is a single loop coil or a figure eight coil, and adjacent primary coils are alternately a single loop coil and a eight-shaped coil, the vehicle then being provided with at least one pair of coils comprising a secondary coil in the form of a simple loop and a secondary coil in the form of a superimposed figure of eight. Figure for abstract: Fig 8

FR2106697A 2021-06-23 2021-06-23 Power system of an electric vehicle comprising coils in a road and in the vehicle, and corresponding control method. Active FR3124651B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR2106697A FR3124651B1 (en) 2021-06-23 2021-06-23 Power system of an electric vehicle comprising coils in a road and in the vehicle, and corresponding control method.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR2106697 2021-06-23
FR2106697A FR3124651B1 (en) 2021-06-23 2021-06-23 Power system of an electric vehicle comprising coils in a road and in the vehicle, and corresponding control method.

Publications (2)

Publication Number Publication Date
FR3124651A1 FR3124651A1 (en) 2022-12-30
FR3124651B1 true FR3124651B1 (en) 2023-07-07

Family

ID=77180213

Family Applications (1)

Application Number Title Priority Date Filing Date
FR2106697A Active FR3124651B1 (en) 2021-06-23 2021-06-23 Power system of an electric vehicle comprising coils in a road and in the vehicle, and corresponding control method.

Country Status (1)

Country Link
FR (1) FR3124651B1 (en)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2476498A (en) 2009-12-23 2011-06-29 Bombardier Transp Gmbh Transferring electromagnetic energy to plural vehicles
FR2998427B1 (en) 2012-11-21 2015-07-17 Renault Sas NON-CONTACT CHARGING SYSTEM OF A BATTERY OF A MOVING VEHICLE
GB2521676B (en) 2013-12-31 2016-08-03 Electric Road Ltd System and method for powering an electric vehicle on a road
US9698608B2 (en) * 2014-12-29 2017-07-04 Qualcomm Incorporated System and method for multi-coil dual backbone dynamic inductive power transfer
FR3045231B1 (en) 2015-12-14 2017-12-08 Renault Sas DYNAMIC CONTACTLESS LOADING METHOD AND CORRESPONDING SYSTEM

Also Published As

Publication number Publication date
FR3124651A1 (en) 2022-12-30

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