CN112868163A - 一种无线充电装置、位置检测的方法及系统 - Google Patents

一种无线充电装置、位置检测的方法及系统 Download PDF

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CN112868163A
CN112868163A CN202080005717.9A CN202080005717A CN112868163A CN 112868163 A CN112868163 A CN 112868163A CN 202080005717 A CN202080005717 A CN 202080005717A CN 112868163 A CN112868163 A CN 112868163A
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transmitting
relative position
coil
receiving
power
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CN112868163B (zh
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吴宝善
吴东昊
周维
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Huawei Digital Power Technologies Co Ltd
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Huawei Technologies Co Ltd
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Priority claimed from CN201911424812.8A external-priority patent/CN111030318B/zh
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    • 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
    • H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
    • H02J50/10—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
    • H02J50/12—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling of the resonant type
    • 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
    • B60L53/124—Detection or removal of foreign bodies
    • 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
    • H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
    • H02J50/60—Circuit arrangements or systems for wireless supply or distribution of electric power responsive to the presence of foreign objects, e.g. detection of living beings
    • 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
    • H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
    • H02J50/90—Circuit arrangements or systems for wireless supply or distribution of electric power involving detection or optimisation of position, e.g. alignment
    • 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
    • H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
    • H02J50/80—Circuit arrangements or systems for wireless supply or distribution of electric power involving the exchange of data, concerning supply or distribution of electric power, between transmitting devices and receiving devices
    • 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

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

本申请公开了一种无线充电装置、位置检测的方法及系统，该装置包括发射端或接收端；发射端包括发射端谐振网络和逆变电路，发射端谐振网络包括发射线圈；接收端包括接收端谐振网络和整流电路；接收端谐振网络包括接收线圈；该装置还包括：控制器；控制器，用于根据发射线圈的自感以及以下至少一项参数获得发射端和接收端之间的相对位置；至少一项参数包括：发射线圈的电流、发射端和接收端形成的无线充电系统的效率和接收端的直流输出电压。至少一项参数与相对位置之间存在单一变化关系，因此能够准确检测无线充电的发射端和接收端之间的相对位置。

Description

PCT国内申请，说明书已公开。

Claims (29)

  1. PCT国内申请，权利要求书已公开。
CN202080005717.9A 2019-08-07 2020-03-26 一种无线充电装置、位置检测的方法及系统 Active CN112868163B (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
USPCT/US2019/045471 2019-08-07
PCT/US2019/045471 WO2020101767A1 (en) 2019-08-07 2019-08-07 Foreign object detection apparatus and method
CN2019114248128 2019-12-31
CN201911424812.8A CN111030318B (zh) 2019-12-31 2019-12-31 无线电能传输系统
PCT/CN2020/081503 WO2021022817A1 (zh) 2019-08-07 2020-03-26 一种无线充电装置、位置检测的方法及系统

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CN112868163B CN112868163B (zh) 2024-05-17

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CN202080005716.4A Pending CN113039700A (zh) 2019-08-07 2020-04-24 一种无线充电装置、位置检测的方法及系统
CN202080005710.7A Active CN113243072B (zh) 2019-08-07 2020-05-13 一种无线充电装置、位置检测的方法及系统

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CN113039700A (zh) 2021-06-25
EP3965261B1 (en) 2024-02-28
WO2021022861A1 (zh) 2021-02-11
CN113243072B (zh) 2024-05-03
CN112868163B (zh) 2024-05-17
US20220123598A1 (en) 2022-04-21
WO2021022817A1 (zh) 2021-02-11
US20210408846A1 (en) 2021-12-30
EP3955419A4 (en) 2022-07-13
EP3965261A4 (en) 2022-08-10
EP3955419B1 (en) 2023-07-05
EP3920373A1 (en) 2021-12-08
EP3920373A4 (en) 2023-01-25
CN113243072A (zh) 2021-08-10
EP3955419A1 (en) 2022-02-16
EP3965261A1 (en) 2022-03-09

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