KR101102918B1 - Transmitter receiver for a electric car and the electric power source system - Google Patents

Transmitter receiver for a electric car and the electric power source system Download PDF

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KR101102918B1
KR101102918B1 KR1020110012913A KR20110012913A KR101102918B1 KR 101102918 B1 KR101102918 B1 KR 101102918B1 KR 1020110012913 A KR1020110012913 A KR 1020110012913A KR 20110012913 A KR20110012913 A KR 20110012913A KR 101102918 B1 KR101102918 B1 KR 101102918B1
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South Korea
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coil
vehicle
unit
power
transmitter
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KR1020110012913A
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Korean (ko)
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KR20110019772A (en
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양인범
황윤형
연규봉
이혁기
정기윤
기상렬
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자동차부품연구원
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    • 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
    • B60L3/0069—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train relating to the isolation, e.g. ground fault or leak current
    • 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
    • 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
    • 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
    • B60L53/126—Methods for pairing a vehicle and a charging station, e.g. establishing a one-to-one relation between a wireless power transmitter and a wireless power receiver
    • 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
    • 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
    • B60L53/30—Constructional details of charging stations
    • B60L53/31—Charging columns specially adapted for 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
    • 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
    • B60L53/30—Constructional details of charging stations
    • B60L53/35—Means for automatic or assisted adjustment of the relative position of charging devices and vehicles
    • B60L53/36—Means for automatic or assisted adjustment of the relative position of charging devices and vehicles by positioning the vehicle
    • 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
    • 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
    • B60L2250/00—Driver interactions
    • B60L2250/16—Driver interactions by display
    • 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
    • Y02T90/12—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

Abstract

본 발명에 따른 비접촉 방식의 전력 송수신 장치는 전력을 공급하는 전력공급부, 상기 전력공급부와 연결되며, 차량 진입 시, 차량의 하부 지면에 위치하며, 전력공급부로부터 전달받은 전력을 전자기 유도에 의해 차량에 송신하며, 전류가 흐르면 자기장을 형성하는 코일 형태의 코일송신부, 상기 차량의 하부에 체결되어, 상기 코일송신부를 상하 이동시키는 액추에이터, 상기 코일송신부와 전자기 유도 작용에 의해 전력을 수신하는 코일 형태의 코일수신부 및 상기 액추에이터와 상기 코일수신부를 연결하며, 상기 액추에이터의 동작에 따라 상하길이가 증감되는 연결부를 포함한다.
The non-contact power transmission and reception device according to the present invention is connected to the power supply unit for supplying power, the power supply unit, is located in the lower ground of the vehicle when entering the vehicle, the power received from the power supply unit to the vehicle by electromagnetic induction A coil transmitter in the form of a coil which transmits and forms a magnetic field when an electric current flows, an actuator which is fastened to a lower portion of the vehicle, and moves the coil transmitter up and down, and a coil in the form of a coil that receives electric power by an electromagnetic induction action. And a connection part connecting a receiver, the actuator, and the coil receiver, the vertical length of the actuator being increased or decreased according to the operation of the actuator.

Description

전기 구동형 자동차를 위한 비접촉 방식의 전력 송수신 장치 및 이를 이용한 전력 공급 시스템{Transmitter receiver for a electric car and the electric power source system} Non-contact power transmission and reception device for an electric drive car and a power supply system using the same {Transmitter receiver for a electric car and the electric power source system}

본 발명은 전기 구동형 자동차에 전력을 공급하는 시스템에 관한 것으로, 더욱 상세히는 커넥터에 의한 직접 연결 방식이 아닌 전자기 유도에 의한 비접촉 방식으로 전기 자동차에 전력을 공급하는 시스템에 관한 것이다.The present invention relates to a system for supplying power to an electrically driven vehicle, and more particularly to a system for supplying power to an electric vehicle in a non-contact manner by electromagnetic induction rather than a direct connection by a connector.

일반적으로 전기 구동형 자동차에 전력을 공급하기 위한 시스템은 [도 11]에 도시된 바와 같이 플러그인 방식(편의상 종래기술1)으로, 전력공급부(1)에 연결된 전력공급선(111)을 차량의 커넥터(511)와 연결하는 방법으로 차량에 전력을 공급하게 된다.In general, a system for supplying electric power to an electric vehicle is a plug-in method (conventional art 1 for convenience), as shown in FIG. 11, and the power supply line 111 connected to the power supply unit 1 is connected to a connector of a vehicle. 511 to supply power to the vehicle.

하지만 상기 종래 기술1과 같이, 전력공급선(111)과 커넥터(511)를 연결하여, 전력을 공급하게 되면, 매번 사용자에 의해 전력공급(111)과 커넥터(511)의 연결이 이루어져 번거로울 뿐만 아니라 전력공급부(1)의 외부환경(비, 눈, 습기, 과열)에 의한 공급선의 누전이나 단선의 우려가 있다.However, as in the related art 1, when the power supply line 111 and the connector 511 are connected to supply power, the power supply 111 and the connector 511 are connected by the user every time, and the power is not only cumbersome. There is a risk of short circuit or disconnection of the supply line due to the external environment (rain, snow, moisture, overheating) of the supply section 1.

이러한 문제를 극복하기 위해 비접촉 방식으로 전기 자동차에 전력을 공급하는 방법이 개발되었고, 대한민국 공개특허 제200-88841호(비접촉 3상급전방식을 이용한 전기 차량 운행시스템)와 같이(편의상 종래기술2), 자동차가 주행하는 도로상에 전력송전선을 설치하여 전자기 유도작용에 의해 차량에 전력을 공급하는 기술이 그 한 예이다.In order to overcome this problem, a method of supplying electric power to a non-contact electric vehicle has been developed, and as disclosed in Korean Patent Laid-Open Publication No. 200-88841 (electric vehicle driving system using a non-contact three-phase power feeding method) (conventionally known technology 2). For example, a technology of supplying power to a vehicle by electromagnetic induction by installing a power transmission line on a road on which a vehicle runs is one example.

하지만 상기 종래기술2는 전기 구동형 자동차가 주행하는 도로에 일정구간에 걸쳐 전력송전선을 설치해야 하므로 전력송전선의 설치비용이 많이 소요되는 문제점이 있으며, 차량의 운행에 있어, 효율적인 전력 공급을 위해서는 전력송전선과 적정 위치를 유지하기 쉽지 않은 문제점이 있다.However, the prior art 2 has a problem that the installation cost of the power transmission line takes a lot, because the power transmission line must be installed over a certain period on the road on which the electrically driven vehicle is driven, in the operation of the vehicle, the power supply for efficient power supply There is a problem that it is not easy to maintain a proper position with the transmission line.

또한 전력이 공급되는 상태를 외부에서 확인하기 힘들며, 차량의 전력 충전완료 후에도 전력 송전선이 동작하여, 전력의 낭비를 조장할 수 있다.In addition, it is difficult to check the power supply state from the outside, the power transmission line is operated even after the completion of power charging of the vehicle, it is possible to encourage the waste of power.

더불어 외부에서 사용자의 편의에 따라 전력 공급에 관한 제어가 불가능한 문제점이 있다.In addition, there is a problem that can not control the power supply from the outside in accordance with the user's convenience.

본 발명에 따른 전기 구동형 자동차를 위한 비접촉 방식의 전력 송수신 장치의 목적은, 전력을 송신하는 코일 형태의 코일송신부와 상기 코일송신부와 연결된 차량센서부로 구성하여, 진입하는 차량의 바퀴를 감지 후, 적정 위치의 코일송신부를 동작시켜 비접촉 방식으로 차량에 전력을 송신하고, 전력 송신 장치의 코일송신부와 전자기 유도 작용에 의해 전력을 수신하는 코일 형태의 코일수신부를 샤프트 및 액추에이터와 체결하여, 액추에이터 및 샤프트의 동작에 따라 코일수신부를 상하 이동시켜, 전자기 유도에 의한 비접촉 방식으로 전력을 수신하는데 있다.The purpose of the non-contact type power transmission and reception device for an electric drive vehicle according to the present invention is composed of a coil transmitter in the form of a coil for transmitting electric power and a vehicle sensor unit connected to the coil transmitter, after detecting the wheels of the entering vehicle, Operate the coil transmitter at an appropriate position to transmit power to the vehicle in a non-contact manner, and fasten the coil transmitter of the power transmitter and the coil receiver in the form of a coil to receive power by an electromagnetic induction action with the shaft and the actuator, thereby actuating the actuator and the shaft. The coil receiving unit is moved up and down in accordance with the operation of, to receive power in a non-contact manner by electromagnetic induction.

다른 목적은, 상기 코일송신부를 복수개로 구성하여, 차량의 코일수신부의 위치에 따라 적정한 위치의 코일송신부를 선택이 가능하도록 하는 데 있다.Another object of the present invention is to provide a plurality of coil transmitters so that the coil transmitters can be selected at an appropriate position according to the position of the coil receiver of the vehicle.

또 다른 목적은, 코일송신부와 연결된 차량스위치부를 더 구비하여, 차량센서부에서 인식한 적정 위치의 송신코일부를 활성화하는데 있다.Still another object is to further include a vehicle switch unit connected to the coil transmitter to activate the transmission coil unit at an appropriate position recognized by the vehicle sensor unit.

또 다른 목적은, 코일센서부를 코일송신부의 행방향 및 열방향에 배치하여, 차량 하부의 코일수신부의 자기장을 감지하여, 자기장 결합이 용이한 위치의 코일송신부를 선택하도록 하는 데 있다.Still another object is to arrange the coil sensor unit in the row and column directions of the coil transmitter to sense the magnetic field of the coil receiver in the lower part of the vehicle so as to select the coil transmitter in a position where magnetic field coupling is easy.

또 다른 목적은 상기 코일송신부는 코일송신부의 수와 일치하는 스위치부를 더 구비하여, 차량의 코일수신부의 위치에 따라 적정한 위치의 코일송신부를 선택이 가능하도록 하는 데 있다. Still another object is that the coil transmitter further includes a switch unit that matches the number of coil transmitters, so that the coil transmitters can be selected at an appropriate position according to the position of the coil receiver of the vehicle.

또 다른 목적은 코일센서부를 차량 전측의 양단지점 및 차량의 후측 양단지점 중 3지점에 배치하여, 각 코일센서부 간의 자기력차이에 의해 산출된 좌표 지점과 근접한 위치의 코일송신부를 선택하도록 하는데 있다.Still another object is to arrange the coil sensor unit at three points between both end points of the front side of the vehicle and both end points of the rear side of the vehicle, so as to select the coil transmitter at a position close to the coordinate point calculated by the magnetic force difference between the respective coil sensor units.

다른 목적은 액추에이터를 차량 하부의 중심에 고정하여, 코일수신부의 위치를 감지하기 용이하게 하는 데 있다.
Another object is to fix the actuator to the center of the lower part of the vehicle, to facilitate the detection of the position of the coil receiver.

본 발명에 따른 비접촉 방식의 전력 송수신 장치를 이용한 전력 공급 시스템의 목적은 코일 형태의 송신부를 포함한 코일송신부와 코일 형태의 수신부를 포함한 차량의 코일수신부의 자기장 결합으로 전력공급부의 전력을 비접촉 방식으로 차량에 전송하는 데 있다.An object of a power supply system using a non-contact power transmission and reception device according to the present invention is a magnetic contact of a coil transmitter of a vehicle including a coil transmitter and a coil receiver and a coil receiver. To transfer to.

또 다른 목적은, 코일송신부에 스위치부를 더 포함하여, 복수 개로 구성된 코일송신부 중에 센서부의 감지에 따른 적정 위치의 코일송신부를 선택하는 데 있다.Still another object is to further include a switch unit in the coil transmitter, to select a coil transmitter at an appropriate position according to the sensing of the sensor unit among the plurality of coil transmitters.

또 다른 목적은, 코일수신부에 전력변환부를 더 포함하여, 코일송신부로부터 전달 받은 전력을 변환하여 저장부에 저장하는 데 있다.Still another object is to further include a power converter in the coil receiver, to convert the power received from the coil transmitter to store in the storage.

본 발명에 따른 전기 구동형 자동차를 위한 비접촉 방식의 전력 송신 장치는 전력을 공급하는 전력공급부, 상기 전력공급부와 연결되며, 차량 진입 시, 차량의 하부 지면에 위치하며, 전력공급부로부터 전달받은 전력을 전자기 유도에 의해 차량에 송신하며, 전류가 흐르면 자기장을 형성하는 코일 형태의 코일송신부, 상기 차량의 하부에 체결되어, 상기 코일송신부를 상하 이동시키는 액추에이터, 상기 코일송신부와 전자기 유도 작용에 의해 전력을 수신하는 코일 형태의 코일수신부 및 상기 액추에이터와 상기 코일수신부를 연결하며, 상기 액추에이터의 동작에 따라 상하길이가 증감되는 연결부를 포함하는 것을 특징으로 한다.
The non-contact electric power transmission device for an electric drive vehicle according to the present invention is connected to the power supply unit for supplying power, the power supply unit, is located in the lower ground of the vehicle when entering the vehicle, the power received from the power supply unit A coil transmitter in the form of a coil which transmits to the vehicle by electromagnetic induction and forms a magnetic field when an electric current flows, an actuator which is fastened to the lower part of the vehicle to move the coil transmitter up and down, and the electric power by the coil transmitter and the electromagnetic induction action. A coil receiving unit having a coil shape to receive and the actuator and the coil receiving unit is connected, characterized in that it comprises a connecting portion for increasing and decreasing the vertical length in accordance with the operation of the actuator.

본 발명에 따른 비접촉 방식의 전력 송수신 장치를 이용한 전력 공급 시스템은 전력을 공급하는 전력공급부, 상기 전력공급부와 연결되며, 차량 진입 시, 차량의 하부 지면에 위치하며, 전력공급부로부터 전달받은 전력을 전자기 유도에 의해 차량에 송신하며, 전류가 흐르면 자기장을 형성하는 코일 형태의 코일송신부, 상기 차량의 하부에 체결되어, 상기 코일송신부를 상하 이동시키는 액추에이터, 상기 코일송신부와 전자기 유도 작용에 의해 전력을 수신하는 코일 형태의 코일수신부 및 상기 액추에이터와 상기 코일수신부를 연결하며, 상기 액추에이터의 동작에 따라 상하길이가 증감되는 연결부, 상기 코일수신부와 연결되어, 상기 코일송신부로부터 전달받은 전력을 저장하는 저장부, 상기 코일송신부 및 코일수신부와 연결되어, 자기장 결합을 위해 차량의 위치 또는 자기력을 감지하는 센서부 및 상기 전력공급부와 연결되어, 차량에 송신되는 전력에 관한 정보를 표시하는 표시부 및 전력공급부의 동작에 관한 외부 명령을 입력받는 외부입력부를 포함하는 것을 특징으로 한다.The power supply system using the non-contact power transmission and reception device according to the present invention is connected to the power supply unit for supplying power, the power supply unit, is located on the lower ground of the vehicle when entering the vehicle, the power received from the power supply electromagnetic Coil transmitting unit which transmits to the vehicle by induction and forms a magnetic field when current flows, an actuator which is fastened to the lower part of the vehicle to move the coil transmitting unit up and down, and receives electric power by the coil transmitting unit and electromagnetic induction action Coil-shaped coil receiving unit and the actuator and the coil receiving unit for connecting, the storage unit is connected to the coil receiving unit, the up and down length is increased and decreased according to the operation of the actuator, the storage unit for storing the power received from the coil transmitter, The magnetic field coupling is connected to the coil transmitter and the coil receiver. And a sensor unit for detecting a position or magnetic force of the vehicle and a display unit connected to the power supply unit to display information on power transmitted to the vehicle, and an external input unit for receiving an external command regarding the operation of the power supply unit. It is done.

이상에서 설명한 바와 같이, 본 발명에 따른 전기 구동형 자동차를 위한 비접촉 방식의 전력 송수신 장치는, 전력을 송신하는 코일 형태의 코일송신부와 상기 코일송신부와 연결된 차량센서부로 구성하여, 진입하는 차량의 바퀴를 감지 후, 적정 위치의 코일송신부를 동작시켜 비접촉 방식으로 차량에 전력을 송신하고, 코일송신부와 전자기 유도 작용에 의해 전력을 수신하는 코일 형태의 코일수신부를 샤프트 및 액추에이터와 체결하여, 액추에이터 및 샤프트의 동작에 따라 코일수신부를 상하 이동시켜, 전자기 유도에 의한 비접촉 방식으로 전력을 수신할 수 있는 효과가 있다.As described above, the non-contact power transmission and reception apparatus for an electric drive vehicle according to the present invention comprises a coil transmitter in the form of a coil for transmitting power and a vehicle sensor unit connected to the coil transmitter, the wheel of the vehicle to enter After detecting the operation, the coil transmitter is operated at an appropriate position to transmit electric power to the vehicle in a non-contact manner, and the coil receiver having a coil shape that receives power by the coil transmitter and the electromagnetic induction action is coupled with the shaft and the actuator, and the actuator and the shaft. By moving the coil receiver up and down in accordance with the operation of, there is an effect that can receive power in a non-contact manner by electromagnetic induction.

또한, 상기 코일송신부를 복수개로 구성하여, 차량의 코일수신부의 위치에 따라 적정한 위치의 코일송신부를 선택이 가능하도록 하는 효과가 있다.In addition, the plurality of coil transmitters may be configured to enable the coil transmitter to be selected at an appropriate position according to the position of the coil receiver of the vehicle.

또한, 코일송신부와 연결된 스위치부를 더 구비하여, 차량 진입 시, 차량센서부가 감지한 적정한 위치의 코일송신부를 활성화시킬 수 있는 효과가 있다.In addition, a switch unit connected to the coil transmitter is further provided, and thus, when the vehicle enters, the coil transmitter may be activated at an appropriate position detected by the vehicle sensor unit.

또한, 코일센서부를 코일송신부의 행방향 및 열방향에 배치하여, 차량 하부의 코일수신부의 자기장을 감지하여, 자기장 결합이 용이한 위치의 코일송신부를 선택할 수 있는 효과가 있다.In addition, the coil sensor unit is disposed in the row direction and the column direction of the coil transmitter to sense the magnetic field of the coil receiver of the lower part of the vehicle, and thus the coil transmitter may be selected at a position where magnetic field coupling is easy.

또한, 상기 코일송신부는 코일송신부의 수와 일치하는 스위치부를 더 구비하여, 차량의 코일수신부의 위치에 따른 적정 위치의 코일송신부이 동작이 가능한 효과가 있다.In addition, the coil transmitter further includes a switch unit that matches the number of the coil transmitters, so that the coil transmitters at an appropriate position according to the position of the coil receiver of the vehicle can be operated.

또한, 코일센서부를 차량 전측의 양단지점 및 차량의 후측 양단지점 중 3지점에 배치하여, 각 코일센서부에서 감지한 자기장 신호가 교차하는 지점과 근접한 위치의 코일송신부를 선택할 수 있는 효과가 있다.In addition, the coil sensor unit is disposed at three points between both end points of the front side of the vehicle and both end points of the rear side of the vehicle, so that the coil transmitter may be selected at a position close to the point where the magnetic field signals sensed by each coil sensor unit intersect.

또한, 액추에이터를 차량 하부의 중심에 고정하여, 코일수신부의 위치를 감지하기 용이한 효과가 있다.
In addition, by fixing the actuator to the center of the lower vehicle, there is an effect that it is easy to detect the position of the coil receiver.

본 발명에 따른 비접촉 방식의 전력 송수신 장치를 이용한 전력 공급 시스템은 코일 형태의 송신부를 포함한 전력송신부와 코일 형태의 수신부를 포함한 차량의 전력수신부의 자기장 결합으로 전력공급부의 전력을 비접촉 방식으로 차량에 전송하는 효과가 있다.The power supply system using the non-contact power transmission and reception apparatus according to the present invention transmits the power of the power supply unit to the vehicle in a non-contact manner by combining the magnetic field of the power receiver of the vehicle including the power transmitter and the coil-type receiver. It is effective.

또한, 코일송신부에 스위치부를 더 포함하여, 복수 개로 구성된 코일송신부 중에 센서부의 감지에 따른 적정 위치의 코일송신부를 선택하는 효과가 있다.In addition, further comprising a switch unit in the coil transmitter, there is an effect of selecting the coil transmitter in a proper position according to the sensing of the sensor among the plurality of coil transmitters.

또한, 코일수신부에 전력변환부를 더 포함하여, 코일송신부로부터 전달 받은 전력을 변환하여 저장부에 저장할 수 있는 효과가 있다.In addition, the coil receiving unit further includes a power converter, it is possible to convert the power received from the coil transmitter to be stored in the storage unit.

도 1은 본 발명에 따른 비접촉 방식의 전력 송수신 장치에 있어 전력 수신 장치의 실시예를 나타내는 사시도.
도 2는 본 발명에 따른 비접촉 방식의 전력 송수신 장치에 있어 전력 송신 장치의 실시예를 나타내는 평면도.
도 3은 본 발명에 따른 비접촉 방식의 전력 송수신 장치의 사용 실시예를 나타내는 사시도.
도 4a내지 도 4c는 본 발명에 따른 비접촉 방식의 전력 송신 장치의 첫 번째 실시예의 적합한 코일송신부 선택에 따른 실시예.
도 5는 본 발명에 따른 비접촉 방식의 전력 송신 장치의 두 번째 실시예를 나타낸 평면도.
도 6은 본 발명에 따른 비접촉 방식의 전력 송신 장치의 두 번째 실시예의 적합한 코일송신부 선택에 따른 실시예.
도 7은 본 발명에 따른 비접촉 방식의 전력 송신 장치의 세 번째 실시예를 나타낸 평면도.
도 8은 본 발명에 따른 비접촉 방식의 전력 송신 장치의 세 번째 실시예의 적합한 코일송신부 선택에 따른 실시예.
도 9는 본 발명에 따른 비접촉 방식의 전력 송신 장치의 세 번째 실시예의 코일센서부의 감지신호를 좌표로 나타낸 도면.
도 10a는 본 발명에 따른 비접촉 방식의 전력 송수신 시스템의 구성도.
도 10b는 본 발명에 따른 비접촉 방식의 전력 송수신 시스템의 동작 개념도.
도 11은 종래 전기 구동형 자동차의 전력 공급 방법을 나타낸 도면.1 is a perspective view showing an embodiment of a power receiver in a non-contact power transceiver according to the present invention.
Figure 2 is a plan view showing an embodiment of a power transmission apparatus in a non-contact power transmission and reception apparatus according to the present invention.
Figure 3 is a perspective view showing an embodiment of using a non-contact power transmission and reception apparatus according to the present invention.
Figures 4a to 4c are embodiments according to the selection of a suitable coil transmitter of the first embodiment of a non-contact power transmission apparatus according to the present invention.
5 is a plan view showing a second embodiment of a non-contact power transmission apparatus according to the present invention.
Figure 6 is an embodiment according to the selection of a suitable coil transmitter of the second embodiment of a non-contact power transmission apparatus according to the present invention.
7 is a plan view showing a third embodiment of a non-contact power transmission apparatus according to the present invention.
8 is an embodiment according to selection of a suitable coil transmitter in a third embodiment of a non-contact power transmission apparatus according to the present invention.
9 is a view illustrating coordinates of a detection signal of a coil sensor unit of a third embodiment of a non-contact power transmission apparatus according to the present invention;
10a is a block diagram of a non-contact power transmission and reception system according to the present invention.
10b is a conceptual view of the operation of the power transmission and reception system of the non-contact type according to the present invention.
11 is a view showing a power supply method of a conventional electric drive type vehicle.

상기 설명한 본 발명에 따른 전기 구동형 자동차를 위한 비접촉 방식의 전력 공급 송수신 장치를 설명하자면 다음과 같다.Referring to the non-contact power supply transmission and reception apparatus for an electric drive vehicle according to the present invention described above are as follows.

[도 1]은 본 발명에 따른 전기 구동형 자동차를 위한 비접촉 방식의 전력 공급 송수신 장치에 있어, 전력 수신 장치의 실시예이며, [도 2]는 전력 송신 장치의 실시예를 나타내는 도면이다.1 is an embodiment of a power receiver in a non-contact power supply transmission and reception apparatus for an electrically driven vehicle according to the present invention, and FIG. 2 is a diagram illustrating an embodiment of a power transmitter.

[도 1]에 도시된 바와 같이, 본 발명에 따른 전력 수신 장치는 차량의 하부에 위치하여, 코일수신부(51), 샤프트(82) 및 액추에이터(81)를 포함한다.
상기 코일수신부(51)는 차량의 하부에 위치하여, 지면에 위치한 전력 송신 장치의 코일송신부와 근접 시, 전자기 유도 작용에 의해 전력을 수신하는 하며,
상기 사프트(82)는 일측이 상기 코일수신부(51)와 연결되며, 타측이 액추에이터(81)와 연결되어, 상기 액추에이터(81)의 동작에 따라 상하길이가 증감되어, 상기 코일수신부(51)의 상하 위치를 조절하는 연결부이다.
상기 액추에이터(81)은 하측이 상기 사프트(82)와 연결되고, 상측이 차량 하부에 고정되어, 상기 샤프트(82)의 길이를 증감시키는 역할을 한다.As shown in FIG. 1, the power receiver according to the present invention is located under the vehicle, and includes a coil receiver 51, a shaft 82, and an actuator 81.
The coil receiver 51 is located in the lower part of the vehicle and receives power by an electromagnetic induction action when the coil receiver is located close to the coil transmitter of the power transmitter located on the ground.
The shaft 82 has one side connected to the coil receiver 51, the other side connected to the actuator 81, and the vertical length increases and decreases according to the operation of the actuator 81, so that the coil receiver 51 of the coil receiver 51 is connected to the coil receiver 51. It is a connecting part to adjust up and down position.
The actuator 81 has a lower side connected to the shaft 82 and an upper side fixed to the lower portion of the vehicle, thereby increasing and decreasing the length of the shaft 82.

상기 액추에이터(81)는 차량 하부의 전측의 양 바퀴와 후측의 양 바퀴가 서로 대응되는 대각선(L1, L2)의 교차지점에 위치되는 것이 바람직하다.
The actuator 81 is preferably located at the intersection of the diagonal (L1, L2) of the two wheels of the front side and the rear wheels of the vehicle corresponding to each other.

[도 2]는 본 발명에 따른 전력 수신 장치가 구비된 주차공간(P)를 나타내는 평면도이며, [도 3]은 상기 전력 수신 장치가 구비된 차량이 본 발명에 따른 전력 송신장치가 구비된 주차공간(P)에 주차한 투시도로, 지면 상에 다수의 코일송신부(101~109)에 설치되어 있으며, 차량의 주차 공간 진입 시, 상기 코일수신부(51)가 코일송신부(101~109)의 위치 중 어느 한 지점에 위치하는 것을 확인할 수 있다.
FIG. 2 is a plan view showing a parking space P equipped with a power receiver according to the present invention, and FIG. 3 shows a vehicle equipped with the power receiver according to the present invention. Perspective road parked in the space (P), which is installed on a plurality of coil transmitters 101 to 109 on the ground, and when the vehicle enters the parking space, the coil receiver 51 is positioned at the coil transmitters 101 to 109. It can be confirmed that it is located at any one of the points.

[도 4a]와 같이, 차량 진입 시, 상기 차량센서부(41)에서 차량의 바퀴의 위치를 감지하고, 상기 차량센서부(41)에서 감지된 각 위치의 대각선의 중심에 위치한 코일송신부 즉, 자기장 결합이 용이한 위치와 가장 근접한 코일송신부가 선택된다.As shown in FIG. 4A, when the vehicle enters, the vehicle sensor 41 detects the position of the wheel of the vehicle, and the coil transmitter is positioned at the center of the diagonal of each position detected by the vehicle sensor 41. The coil transmitter closest to the position where magnetic field coupling is easy is selected.

본 발명의 실시예에서와 같이, 차량센서부(41)의 각 감지 지점의 중심축이 서로 교차하는 지점을 기준으로 제2열스위치(23) 및 제2행스위치(33)가 선택되고, 상기 제2열스위치(23) 및 제2행스위치(33)의 동작에 따라 그 중심 지점과 가장 근사한 제5코일송신부(105)가 선택되어, 동작하게 되는 것이다.
As in the embodiment of the present invention, the second column switch 23 and the second row switch 33 are selected based on the point where the center axes of the respective sensing points of the vehicle sensor unit 41 cross each other. According to the operations of the second column switch 23 and the second row switch 33, the fifth coil transmitter 105 closest to the center point is selected and operated.

[도 4b] 및 [도 4c]는 상기 차량센서부(41)의 감지 위치에 따른 코일송신부(101 ~109)의 다양한 선택 사례를 도시한 도면이다.4B and 4C illustrate various selection examples of the coil transmitters 101 to 109 according to the sensing positions of the vehicle sensor 41.

즉, 상기 차량센서부(41)의 감지 위치에 따라 코일송신부(101~109)는 2개 이상이 선택 될 수도 있는 것이다.
That is, two or more coil transmission units 101 to 109 may be selected according to the sensing position of the vehicle sensor unit 41.

[도 5]는 본 발명에 따른 전기 구동형 자동차를 위한 비접촉 방식의 전력 송신 장치의 두 번째 실시예를 도시한 도면이다.FIG. 5 is a diagram illustrating a second embodiment of a non-contact power transmission apparatus for an electrically driven vehicle according to the present invention.

상기 본 발명에 따른 전력 송신 장치의 두 번째 실시예는 다른 전력 송신 장치의 두 번째 실시예의 차량센서부(41)가 제외되었으며, 행과 열에 형성된 각 스위치부(20, 30)에 코일센서부(43, 45)가 더 구비된 것이 특징이다.The second embodiment of the power transmission apparatus according to the present invention excludes the vehicle sensor unit 41 of the second embodiment of the other power transmission apparatus, and the coil sensor unit (for each switch unit 20 and 30 formed in the row and column). 43, 45) is further provided.

차량 진입 시, 차량(V)의 하부에 구비된 코일수신기(51)에서 자기장을 발생하게 되는데 상기 코일센서부(43, 45)는 이러한 자기장 신호를 감지하는 역할을 하며, 열방향의 제1코일센서부(431) 내지 제3코일센서부(435)를 포함하고, 행방향의 제1코일센서부(451) 내지 제3코일센서부(455)를 포함한다.When the vehicle enters, the magnetic field is generated by the coil receiver 51 provided at the lower portion of the vehicle V. The coil sensor parts 43 and 45 detect the magnetic field signal, and the first coil in the column direction. The sensor unit 431 includes the third coil sensor unit 435 and the first coil sensor unit 451 to the third coil sensor unit 455 in the row direction.

본 발명의 실시예에서 상기 코일센서부(43, 45)는 홀센서(hall sensor) 또는 마그네틱센서(magnetic sensor)로 형성이 가능하다.In the embodiment of the present invention, the coil sensor parts 43 and 45 may be formed as a hall sensor or a magnetic sensor.

즉, [도 6]에 도시된 바와 같이, 송신코일부(101~109)의 행과 열의 연장지점에 위치한 코일센서부(43, 45)에서 차량의 코일수신부(51)에서 발생한 자기장을 감지하고, 가장 강한 자기장을 감지한 행방향의 제2코일센서부(453) 및 열방향의 제3코일센서부(435)와 행과 열이 일치하는 제5송신코일부(106)가 각 코일스위치(25, 33)에 의해 활성화되는 것이다.
That is, as shown in FIG. 6, the magnetic field generated by the coil receiving unit 51 of the vehicle is sensed by the coil sensor units 43 and 45 located at the extension points of the rows and columns of the transmitting coil units 101 to 109. The second coil sensor part 453 in the row direction and the third coil sensor part 435 in the column direction that sense the strongest magnetic field and the fifth transmitting coil part 106 having the same row and column as each coil switch ( 25, 33).

[도 7]은 본 발명에 따른 전기 구동형 자동차를 위한 비접촉 방식의 전력 송신 장치의 세 번째 실시예를 도시한 도면이다.7 is a view showing a third embodiment of a non-contact power transmission apparatus for an electric drive vehicle according to the present invention.

상기 본 발명에 다른 전력 송신 장치의 세 번째 실시예는 상기 두 번째 실시예와 구성이 동일하지만 코일센서부(471)가 스위치부(20, 30)와 결합되지 않은 상태로 구성되며, 상기 코일센서부(471)는 차량 진입 시, 차량의 전측 양단지점 및 후측의 양단지점 중 적어도 3지점 이상에 위치된다.The third embodiment of the power transmission apparatus according to the present invention has the same configuration as the second embodiment, but the coil sensor unit 471 is not coupled with the switch units 20 and 30, and the coil sensor The unit 471 is located at least three points of both front end points and rear end points of the vehicle when the vehicle enters the vehicle.

[도 8]에 도시된 바와 같이, 상기 코일센서부(471~473)는 차량(V)의 코일수신부(51)에서 자기장을 발생하면, 제1코일센서부(471)에서 측정된 제1자기력(H1)과 제2코일센서부(472)에서 측정된 제2자기력(H2)의 차이(H1-H2)에 의해 X축의 수신 코일 좌표를 산출하며, 제1코일센서부(471)에서 측정된 제1자기력(H1)과 제3코일센서부(473)에서 측정된 제3자기력(H3)의 차이(H1-H3)에 의해 Y 축의 수신 코일의 좌표를 산출하게 된다.As shown in FIG. 8, when the coil sensors 471 to 473 generate a magnetic field in the coil receiving unit 51 of the vehicle V, the first magnetic force measured by the first coil sensor unit 471. The receiving coil coordinates of the X-axis are calculated by the difference H1-H2 between the H1 and the second magnetic force H2 measured by the second coil sensor 472, and measured by the first coil sensor 471. The coordinates of the receiving coil of the Y axis are calculated by the difference H1-H3 between the first magnetic force H1 and the third magnetic force H3 measured by the third coil sensor unit 473.

상기 산출된 X축과 Y축의 좌표지점과 가장 근접한 코일송신부를 활성화하게 되고, 본 발명의 실시예에서는 코일송신부인 제1코일송신부(101)와 제4코일송신부(104)가 선택되어 활성화된다.
The coil transmitter which is closest to the calculated coordinate points of the X and Y axes is activated. In the embodiment of the present invention, the first coil transmitter 101 and the fourth coil transmitter 104, which are coil transmitters, are selected and activated.

[도 9]는 상기 코일센서부(471~473)의 자기력 차이에 따른 좌표를 표시한 도면으로, 전력 송신 장치가 설치된 주차장 공간(3m * 5m)을 좌표로 표시하고, 제1코일센서부(471)와 제2코일센서부(472)의 자기력 차이를 제1등고선(CX)로 제2코일센서부(472)와 제3코일센서부(473)의 자기력 차이를 제2등고선(CY)로 도시한 것이다.FIG. 9 is a view showing coordinates according to magnetic force differences between the coil sensors 471 to 473. The parking spaces (3m * 5m) in which a power transmission device is installed are displayed as coordinates, and the first coil sensor unit ( 471) the magnetic force difference between the second coil sensor unit 472 to the first contour line CX and the magnetic force difference between the second coil sensor unit 472 and the third coil sensor unit 473 to the second contour line CY. It is shown.

상기 제1등고선(CX)과 제2등고선(CY)이 교차하는 지점이 수신코일부(51)의 위치에 따른 자기장 결합이 용이한 송신코일부의 위치인 것이다.
The point where the first contour line CX and the second contour line CY intersect is the position of the transmission coil part which is easily coupled with the magnetic field according to the position of the reception coil part 51.

상기 본 발명에 따른 비접촉 방식의 전력 송수신 장치를 이용한 전력 공급 시스템을 실시하기 위한 구체적인 내용을 설명하면 다음과 같다.
Detailed description of the power supply system using the non-contact power transmission and reception apparatus according to the present invention will be described below.

본 발명에 따른 전기 구동형 자동차를 위한 비접촉 방식의 전력 송수신 장치를 이용한 전력 공급 시스템은 다음과 같이 설명할 수 있다.A power supply system using a non-contact power transmission and reception device for an electric drive vehicle according to the present invention can be described as follows.

[도 10a]에 도시된 바와 같이, 크게 전력송신장치(100)와 전력수신장치(500)로 구성되는 것을 특징으로 한다.As shown in FIG. 10A, the power transmitter 100 and the power receiver 500 are largely characterized.

상기 전력송신장치(100)는 차량에 공급되는 전력을 공급하는 전력공급부(1) 및 상기 전력공급부(1)와 연결된 코일송신부(10)로 구성된다.The power transmitter 100 includes a power supply unit 1 for supplying power supplied to a vehicle and a coil transmitter 10 connected to the power supply unit 1.

상기 코일송신부(10)는 상기 전력공급부(1)에서 발생된 전력을 외부로 송신하며 코일 형태로 구성되어, 송신 전류가 흐르면 자기장을 형성하는 역할을 한다.The coil transmitter 10 transmits the power generated by the power supply unit 1 to the outside and is configured in the form of a coil to form a magnetic field when a transmission current flows.

상기 전력수신장치(500)는 상기 코일송신부(10)로부터 발생된 자기장에 의한 유도 전력을 공급받기 위해 코일 형태로 구성된 코일수신부(50) 및 상기 코일수신부로부터 전달받은 전력을 저장하는 저장부(7)로 구성된다.The power receiver 500 includes a coil receiver 50 configured in a coil form to receive induction power by a magnetic field generated by the coil transmitter 10, and a storage unit 7 that stores the power received from the coil receiver. It is composed of

[도 10b]는 상기 코일수신부와 코일송신부의 전자기 유도에 관한 원리를 설명한 도면으로 코일송신부(11)에 전력공급기(1)를 이용하여, 교류전류(I1)를 흐르게 하면 자기장이 형성되고, 상기 코일송신부(11)와 코일수신부(51)를 가로지르는 자속(B)의 변화에 따라 코일수신부(51)에 유도전류(I2)가 공급 된다.
FIG. 10B is a view for explaining the principle of electromagnetic induction of the coil receiver and the coil transmitter. When an AC current I1 flows through the coil transmitter 11 using the power supply 1, a magnetic field is formed. The induced current I2 is supplied to the coil receiver 51 according to the change of the magnetic flux B across the coil transmitter 11 and the coil receiver 51.

또한 본 발명에 따른 전기 구동형 자동차를 위한 비접촉 방식의 전력 송수신 장치는 상기 코일송신부(10) 및 코일수신부(50)와 연결된 센서부(40)를 더 구비하는 것이 바람직하며, 본 발명에 따른 상기 센서부(40)는 차량의 위치를 감지하는 차량센서부 및 상기 코일수신부(50)에서 발생하는 자기력을 감지하는 코일센서부를 포함한다.In addition, the non-contact power transmission and reception device for an electric drive vehicle according to the present invention preferably further comprises a sensor unit 40 connected to the coil transmitter 10 and the coil receiver 50, the according to the present invention The sensor unit 40 includes a vehicle sensor unit for detecting a position of the vehicle and a coil sensor unit for detecting a magnetic force generated by the coil receiver 50.

상기 센서부(40)는 차량의 위치 또는 수신부의 자기력 감지함으로써, 상기 코일수신부(50)의 위치에 따른 적정 위치의 코일송신부(10)를 선택하여, 상기 코일수신부(50)와 코일송신부(10)의 자기장 결합이 용이하도록 하는 효과가 있는 것이다. The sensor unit 40 detects the position of the vehicle or the magnetic force of the receiver, selects the coil transmitter 10 at an appropriate position according to the position of the coil receiver 50, and the coil receiver 50 and the coil transmitter 10. ) Is to facilitate the magnetic field coupling.

또한 상기 센서부(40)와 연결되어, 상기 센서부(40)에 의해 선택된 코일송신부(10)를 동작시키기 위한 스위치부(20)를 더 구비하는 것이 바람직하다.In addition, the sensor unit 40 is preferably further provided with a switch unit 20 for operating the coil transmitting unit 10 selected by the sensor unit 40.

더불어, 상기 전력공급부(1)와 연결되어, 차량에 송신되는 전력에 관한 정보를 표시하는 표시부 및 전력공급부(1)의 동작에 관한 외부 명령을 입력받는 외부입력부(2)를 더 포함하는 것이 바람직하다.In addition, it is preferable to further include an external input unit 2 connected to the power supply unit 1 to display information on power transmitted to the vehicle, and an external input unit for receiving an external command relating to the operation of the power supply unit 1. Do.

또한, 상기 코일수신부(50)와 연결되어, 상기 코일송신부(10)로부터 전달받은 전력을 저장부의 형태에 따라 전력을 변환시키는 전력변환부(6)를 더 포함하는 것이 바람직하다.
In addition, it is preferable to further include a power conversion unit 6 is connected to the coil receiver 50, converting the power received from the coil transmitter 10 according to the shape of the storage unit.

이상 본 발명의 실시예들 설명하였으나 본 발명의 기술적 사상이 상기 실시예로 한정되는 것은 아니며, 본 발명의 기술적 사상을 벗어나지 않는 범주에서 다양한 전기 구동형 자동차를 위한 비접촉방식 전력 송수신 장치 및 이를 이용한 전력 공급 장치로 구현할 수 있다. Although the embodiments of the present invention have been described above, the technical idea of the present invention is not limited to the above embodiments, and a non-contact type power transmission / reception device and power using the same for various electric-driven vehicles within the scope not departing from the technical idea of the present invention. Can be implemented as a supply device.

1 : 전력공급부 2 : 외부입력부
6 : 전력변환부 7 : 저장부
10, 101~109 : 코일송신부 20, 30 : 스위치부
40 : 센서부 43, 45 : 코일센서부
50, 51 : 코일수신부 81 : 엑추에이터
82 : 사프트 100 : 전력 송신 장치
500 : 전력 수신 장치1: power supply unit 2: external input unit
6 power conversion unit 7 storage unit
10, 101 to 109: coil transmitter 20, 30: switch unit
40: sensor part 43, 45: coil sensor part
50, 51: coil receiving unit 81: actuator
82: shaft 100: power transmission device
500: power receiver

Claims (11)

삭제delete 전력을 공급하는 전력공급부;
상기 전력공급부와 연결되며, 차량 진입 시, 차량의 하부 지면에 위치하며, 전력공급부로부터 전달받은 전력을 전자기 유도에 의해 차량에 송신하며, 전류가 흐르면 자기장을 형성하는 코일 형태의 코일송신부;
상기 코일송신부와 근접 시, 전자기 유도 작용에 의해 전력을 수신하며, 차량의 하부에 위치하는 코일 형태의 코일수신부;
일측이 상기 코일수신부와 연결되며, 상하길이 증감이 가능한 연결부;
일측이 상기 연결부와 연결되고, 타측이 상기 차량의 하측면에 체결되어, 상기 연결부의 상하 길이를 조절하여, 코일수신부를 상하 이동시키는 액추에이터 및
상기 코일송신부와 연결되며, 차량의 진입 시, 차량의 바퀴의 위치를 감지하는 차량센서부를 포함하는 것을 특징으로 하는 전기 구동형 자동차를 위한 비접촉 방식의 전력 송수신 장치.A power supply unit supplying power;
A coil transmitter connected to the power supply unit and positioned on the lower ground of the vehicle when the vehicle enters the vehicle, transmitting power received from the power supply unit to the vehicle by electromagnetic induction, and forming a magnetic field when current flows;
A coil receiving unit receiving electric power by an electromagnetic induction action when it is in close proximity to the coil transmitting unit and positioned in a lower portion of the vehicle;
One side is connected to the coil receiving unit, the connecting portion capable of increasing and decreasing the vertical length;
One side is connected to the connecting portion, the other side is fastened to the lower side of the vehicle, by adjusting the vertical length of the connecting portion, the actuator for moving the coil receiver up and down and
And a vehicle sensor unit connected to the coil transmitter and configured to sense a position of a wheel of the vehicle when the vehicle enters the vehicle. 제2항에 있어서,
상기 코일송신부와 연결되며, 차량 진입 시, 차량의 전후측의 일측 및 차량의 좌우측의 일측에 위치되며, 차량 하부에 형성된 코일수신부의 자기장 신호를 감지는 코일센서부를 더 포함하는 것을 특징으로 하는 전기 구동형 자동차를 위한 비접촉 방식의 전력 송수신 장치.The method of claim 2,
Connected to the coil transmitter, the vehicle is located on one side of the front and rear and the left and right sides of the vehicle, the coil sensor to detect the magnetic field signal formed in the lower portion of the vehicle further comprises a coil sensor unit Contactless power transceiver for driving vehicles. 제2항에 있어서,
상기 차량센서부에서 감지한 차량의 전측의 양바퀴와 후측 양바퀴의 대각선 교차점과 가장 근접한 코일송신부를 활성화시키는 스위치부를 더 구비하는 것을 특징으로 하는 전기 구동형 자동차를 위한 비접촉 방식의 전력 송수신 장치.The method of claim 2,
And a switch unit for activating a coil transmitter closest to a diagonal intersection of both front wheels and rear wheels detected by the vehicle sensor unit. 제3항에 있어서,
차량 진입 시, 상기 코일센서부가 감지한 자기장 신호에 따른 적정 위치의 코일송신부를 활성화시키는 스위치부를 더 구비하는 것을 특징으로 하는 전기 구동형 자동차를 위한 비접촉 방식의 전력 송수신 장치.The method of claim 3,
And a switch unit for activating a coil transmitter at an appropriate position according to the magnetic field signal sensed by the coil sensor unit. 제3항에 있어서,
상기 코일센서부는,
차량의 진입 시, 차량의 전측 양단지점 및 후측의 양단지점 중 적어도 3지점 이상에 배치되어, 차량 하부에 형성된 코일송신부의 자기장 신호를 감지하여, 자기장 결합이 용이한 적정 위치의 코일송신부를 선택하는 것을 특징으로 하는 전기 구동형 자동차를 위한 비접촉 방식의 전력 송수신 장치.The method of claim 3,
The coil sensor unit,
At the time of entry of the vehicle, at least three points of the front end and the rear end of the vehicle are disposed at least three points to detect the magnetic field signal of the coil transmitter formed in the lower part of the vehicle, thereby selecting a coil transmitter of an appropriate position for easy magnetic field coupling. Contactless power transmission and reception device for an electrically driven vehicle, characterized in that. 제2항에 있어서,
상기 코일송신부는,
적어도 하나이상으로 구성되며, 두개 이상의 복수개로 구성 시, 일정한 간격을 두고 행과 열로 배치되는 것을 특징으로 하는 전기 구동형 자동차를 위한 비접촉 방식의 전력 송수신 장치.The method of claim 2,
The coil transmitter,
Non-contact power transmission and reception device for an electrically driven vehicle, characterized in that it is composed of at least one, two or more of the plurality, arranged in rows and columns at regular intervals. 제2항에 있어서,
상기 액추에이터는 차량 하부의 전측의 양 바퀴와 후측의 양 바퀴가 서로 대응되는 대각선의 교차지점에 위치되는 것을 특징으로 하는 전기 구동형 자동차를 위한 비접촉 방식의 전력 송수신 장치.The method of claim 2,
The actuator is a non-contact power transmission and reception device for an electrically driven vehicle, characterized in that the two wheels on the front side and the rear wheels on the lower side of the vehicle is located at the intersection of the diagonal line corresponding to each other. 삭제delete 전력을 공급하는 전력공급부;
상기 전력공급부와 연결되며, 차량 진입 시, 차량의 하부 지면에 위치하며, 전력공급부로부터 전달받은 전력을 전자기 유도에 의해 차량에 송신하며, 전류가 흐르면 자기장을 형성하는 코일 형태의 코일송신부;
상기 코일송신부와 근접 시, 전자기 유도 작용에 의해 전력을 수신하며, 차량의 하부에 위치하는 코일 형태의 코일수신부;
일측이 상기 코일수신부와 연결되며, 상하길이 증감이 가능한 연결부;
일측이 상기 연결부와 연결되고, 타측이 상기 차량의 하측면에 체결되어, 상기 연결부의 상하 길이를 조절하여, 코일수신부를 상하 이동시키는 액추에이터;
상기 코일수신부와 연결되어, 상기 코일송신부로부터 전달받은 전력을 저장하는 저장부;
상기 코일송신부 및 코일수신부와 연결되어, 자기장 결합을 위해 차량의 위치 또는 자기력을 감지하는 센서부 및
상기 전력공급부와 연결되어, 차량에 송신되는 전력에 관한 정보를 표시하는 표시부 및 전력공급부의 동작에 관한 외부 명령을 입력받는 외부입력부를 포함하며,
상기 코일송신부는,
상기 센서부의 차량 적정 위치 감지 시, 코일송신부의 동작여부를 제어하는 스위치부를 포함하는 것을 특징으로 하는 비접촉 방식의 전력 송수신 장치를 이용한 전력 공급 시스템.A power supply unit supplying power;
A coil transmitter connected to the power supply unit and positioned on the lower ground of the vehicle when the vehicle enters the vehicle, transmitting power received from the power supply unit to the vehicle by electromagnetic induction, and forming a magnetic field when current flows;
A coil receiving unit receiving electric power by an electromagnetic induction action when it is in close proximity to the coil transmitting unit and positioned in a lower portion of the vehicle;
One side is connected to the coil receiving unit, the connecting portion capable of increasing and decreasing the vertical length;
An actuator having one side connected to the connection part and the other side fastened to the lower side of the vehicle to adjust the vertical length of the connection part to move the coil receiver up and down;
A storage unit connected to the coil receiver and storing power received from the coil transmitter;
A sensor unit connected to the coil transmitter and the coil receiver to sense a position or a magnetic force of the vehicle for coupling a magnetic field;
It is connected to the power supply, and includes a display unit for displaying information on the power transmitted to the vehicle and an external input unit for receiving an external command for the operation of the power supply unit,
The coil transmitter,
The power supply system using a non-contact power transmission and reception device, characterized in that it comprises a switch unit for controlling the operation of the coil transmitter, when detecting the appropriate position of the sensor unit. 제10항에 있어서,
상기 코일수신부는,
상기 코일송신부로부터 전달받은 전력을 저장부의 형태에 따라 전력을 변환시키는 전력변환부를 더 포함하는 것을 특징으로 하는 비접촉 방식의 전력 송수신 장치를 이용한 전력 공급 시스템.The method of claim 10,
The coil receiver,
And a power converter configured to convert power received from the coil transmitter according to the shape of the storage unit.
KR1020110012913A 2011-02-14 2011-02-14 Transmitter receiver for a electric car and the electric power source system KR101102918B1 (en)

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