WO2018176678A1 - Wireless charging road system and wireless charging vehicle - Google Patents

Wireless charging road system and wireless charging vehicle Download PDF

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Publication number
WO2018176678A1
WO2018176678A1 PCT/CN2017/092129 CN2017092129W WO2018176678A1 WO 2018176678 A1 WO2018176678 A1 WO 2018176678A1 CN 2017092129 W CN2017092129 W CN 2017092129W WO 2018176678 A1 WO2018176678 A1 WO 2018176678A1
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WO
WIPO (PCT)
Prior art keywords
circuit
wireless charging
battery pack
wireless
battery
Prior art date
Application number
PCT/CN2017/092129
Other languages
French (fr)
Chinese (zh)
Inventor
张瑞锋
吴晋
王海帆
Original Assignee
深圳市海云图新能源有限公司
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Filing date
Publication date
Application filed by 深圳市海云图新能源有限公司 filed Critical 深圳市海云图新能源有限公司
Publication of WO2018176678A1 publication Critical patent/WO2018176678A1/en

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Classifications

    • 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
    • H02J50/40—Circuit arrangements or systems for wireless supply or distribution of electric power using two or more transmitting or receiving devices
    • H02J50/402—Circuit arrangements or systems for wireless supply or distribution of electric power using two or more transmitting or receiving devices the two or more transmitting or the two or more receiving devices being integrated in the same unit, e.g. power mats with several coils or antennas with several sub-antennas
    • 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
    • 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
    • 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
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
    • 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
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
    • H02J7/00302—Overcharge protection
    • 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
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
    • H02J7/00306—Overdischarge protection
    • 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
    • H02J50/005—Mechanical details of housing or structure aiming to accommodate the power transfer means, e.g. mechanical integration of coils, antennas or transducers into emitting or 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

Definitions

  • the present invention relates to the field of mobile charging technologies, and in particular, to a wireless charging road system and a wireless charging vehicle.
  • the current electric vehicle mainly adopts the conduction charging method.
  • This charging method requires the use of a charging cable to connect the charger and the electric vehicle, and has the following disadvantages: 1.
  • the charging current is large, making the plug-in large and cumbersome, affecting the appearance; 2.
  • the wireless charging technology uses the principle of electromagnetic induction to charge the battery of the electric vehicle, which is a direction and idea for solving the current charging problem of the electric vehicle in the future.
  • the present invention provides a wireless charging road system including a wireless charging lane, a wireless charging lane provided with a cable connecting a power grid or a large energy storage system, and an underground energy emitting mechanism;
  • the energy emitting mechanism includes a wireless charging device, and the wireless charging device includes a transmitting coil for transmitting energy.
  • the wireless charging road system further includes an optocoupler isolation circuit, a shaping circuit, a differential circuit, a power conversion circuit, and a full bridge circuit; the optocoupler isolation circuit and the difference circuit are respectively connected to the shaping circuit; and the power conversion circuit respectively
  • the circuit is connected to the shaping circuit and the full bridge circuit; the power conversion circuit is implemented by using the IR211O; and the full bridge circuit is implemented by using the MOSFET.
  • the transmitting coils may be rectangular, circular or small circular coil arrays.
  • the grid can be powered by solar energy, and includes an energy storage power station, a grid switching device, a crystalline solar panel embedded in the cement board, and a transparent and strong insulating glass layer.
  • the solar panel is a polycrystalline silicon solar panel having a thickness of 7 mm and a width of 15 cm; the solar panel is indicated to be covered with a multilayer substrate composed of a resin and a polymer.
  • the wireless charging device further includes a wireless transmitting unit that performs matching and communication by the wireless transmitting unit and the wireless receiving module in the electric vehicle. After the matching and communication succeeds, the wireless charging device charges the electric vehicle.
  • the present invention provides a wireless charging electric vehicle including: an energy picking mechanism, a rectifying voltage regulator module, a battery management system BMS, and a wireless rechargeable battery pack; wherein the energy picking mechanism includes a wireless receiving coil, the wireless The receiving coil is configured to receive the induced voltage; the rectifying voltage regulator module is configured to perform full-wave rectification and step-down, voltage stabilization processing on the induced voltage, output a constant voltage to the battery management system BMS; and pass the battery management system The BMS can charge the wireless rechargeable battery pack.
  • the wireless rechargeable battery pack includes: a battery pack case and a battery pack disposed in the battery pack case and a wireless charging circuit, the battery pack including a plurality of single cells connected in series or in parallel,
  • the wireless charging circuit includes a single chip module.
  • the battery pack housing includes a wireless charging management system
  • the wireless charging management system is provided with a single battery voltage collecting circuit, a current collecting circuit, and an acousto-optic alarm circuit, and input terminals of the single battery voltage collecting circuit respectively
  • the single battery is connected, the battery collecting circuit is connected in series in the discharge circuit of the battery pack, and the output terminals of the single cell voltage collecting circuit and the current collecting circuit are respectively connected with the single chip module, and the output end of the single chip module Connected to the control end of the sound and light alarm circuit;
  • the single cell voltage collecting circuit is configured to collect the voltage of each single cell in the battery pack and send it to the single chip module: when the single chip module detects that the battery pack has When the voltage of any single battery is lower than the preset over-discharge protection value, the single-chip microcomputer module sends a signal to control the discharge control circuit in the charging management module to stop the battery pack from discharging, and simultaneously emits a signal to activate the sound and light alarm.
  • the circuit reminds the user to charge the battery pack in time; when the MCU module detects any one of the battery packs
  • the single chip module sends a signal to control the charging control circuit in the charging management module to stop charging the battery pack, and simultaneously sends a signal to activate the sound and light alarm circuit to remind The user battery pack has stopped charging.
  • the current collecting circuit is configured to collect a discharge current of the battery pack and send the same to the single chip module, and when the discharge current exceeds a maximum discharge current of the preset battery group, the single chip module sends a signal to activate the sound and light alarm circuit. An alarm is issued to remind the user to make timely processing.
  • the invention can directly supply the electric motor to drive the electric vehicle without charging the vehicle battery, and can also charge the vehicle battery, and realize the charging while walking.
  • the vehicle is equipped with a wireless charging device. As long as it travels along the designated position, it can realize automatic identification and use the wireless charging method to charge the car battery.
  • the invention adopts a small coil to have small effect on human and biological radiation, and has good safety, easy operation and practicability.
  • FIG. 1 is a schematic structural diagram of a wireless charging road according to an embodiment of the present invention.
  • FIG. 2 is a schematic structural diagram of a wireless charging vehicle according to an embodiment of the present invention.
  • FIG. 3 is a charging schematic diagram of the wireless charging road charger shown in FIG. 1 and the wireless charging vehicle shown in FIG. 2.
  • FIG. 1 is a schematic structural diagram of a wireless charging road according to an embodiment of the present invention.
  • the wireless charging road system includes a wireless charging lane 10 provided with a cable 12 connecting a power grid 11 or a large energy storage system 15 and an underground energy emitting mechanism; the underground energy transmitting mechanism includes wireless charging
  • the wireless charging device includes a transmitting coil 13 for transmitting energy.
  • the transmitting coil 13 may be a rectangular, circular or small circular coil array.
  • the grid 11 can be powered by solar energy
  • the wireless charging road also includes an energy storage power station, a grid switching device, a solar panel embedded in the cement board, and a transparent and strong insulating glass layer.
  • the solar panel may be a polycrystalline silicon solar panel; the solar panel is indicated to be covered with a multilayer substrate composed of a resin and a polymer.
  • the wireless charging device further includes a wireless transmitting unit that performs matching and communication through the wireless transmitting unit and the wireless receiving module in the electric vehicle. After the matching and communication is successful, the wireless charging device charges the electric vehicle.
  • FIG. 2 is a schematic structural diagram of a wireless charging vehicle according to an embodiment of the present invention.
  • the wireless charging vehicle includes: an energy pickup mechanism 23, a rectification voltage regulator module 21, a battery management system BMS22, and a wireless rechargeable battery pack 24 and a DC motor 25; wherein the energy pickup mechanism 23 includes a wireless receiving coil 23, The wireless receiving coil 23 is adjacent to the transmitting coil 13 to generate an induced voltage; the rectifying and regulating module 21 is configured to perform full-wave rectification and step-down, voltage stabilization processing on the induced voltage, and output a constant voltage to the battery management system.
  • the BMS 22 charges the wireless rechargeable battery pack 24 again by the charging management system BMS 22.
  • the DC motor 25 is powered by the wireless rechargeable battery pack 24 and drives the electric vehicle.
  • the wireless rechargeable battery pack includes: a battery pack case and a battery pack disposed in the battery pack case and a wireless charging circuit.
  • the battery pack includes a plurality of single cells connected in series or in parallel, and the wireless charging circuit includes a single chip module.
  • the single chip module in the battery pack sends data and control commands to control the wireless receiving module, so that the wireless receiving unit and the wireless transmitting unit in the wireless charging device perform matching and communication. After the matching and communication succeeds, the wireless receiving coil is close to the transmitting coil.
  • the induced voltage is generated; the rectifying voltage regulator performs full-wave rectification and step-down and voltage stabilization processing on the induced voltage, and outputs a constant voltage to the battery management system BMS; and the wireless rechargeable battery is further passed through the battery management system BMS.
  • the group is charged.
  • the battery pack housing includes a wireless charging management system, and the wireless charging management system is provided with a single battery voltage collecting circuit, a current collecting circuit, and an acousto-optic alarm circuit, and the input terminals of the single battery voltage collecting circuit and the single battery respectively Connected, the battery collecting circuit is connected in series in the discharge circuit of the battery pack, and the output terminals of the single cell voltage collecting circuit and the current collecting circuit are respectively connected with the single chip module, the output end of the single chip module and the sound and light alarm circuit The control terminals are connected.
  • a single cell voltage collecting circuit configured to collect a voltage of each single cell in the battery pack and send the voltage to the single chip module: when the single chip module detects that any one of the battery cells in the battery pack has a lower voltage than a preset
  • the single-chip microcomputer module sends a signal to control the discharge control circuit in the charging management module to stop the battery pack from discharging, and simultaneously sends a signal to activate the sound and light alarm circuit to remind the user to charge the battery pack in time;
  • the single chip module detects that the voltage of any one of the battery cells in the battery pack is higher than the preset overcharge protection value
  • the single chip module sends a signal to control the charging control circuit in the charging management module to stop the charging of the battery pack and simultaneously issue The signal activates the sound and light alarm circuit to remind the user that the battery pack has stopped charging.
  • a current collecting circuit configured to collect a discharge current of the battery pack and send the same to the single chip module, when the discharge current exceeds a maximum discharge current of the preset battery group, the single chip module sends a signal to activate the sound and light alarm circuit to perform an alarm , remind the user to deal with it in time.
  • the embodiment of the invention can directly supply the DC motor to drive the electric vehicle without charging the vehicle battery, and can also charge the vehicle battery, thereby achieving charging while walking.
  • the vehicle is equipped with a wireless charging device. As long as it travels along the designated position of the wireless charging road, it can realize automatic identification and use the wireless charging method to charge the car battery.
  • the invention adopts a small coil to have small effect on human and biological radiation, and has good safety, easy operation and practicability.

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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

A wireless charging road system and a wireless charging vehicle. The wireless charging road system comprises a wireless charging lane (10), the wireless charging lane (10) being provided with a cable (12) connected to a power grid (11) or a large-scale energy storage system (15), and an underground energy transmitting mechanism. The underground energy transmitting mechanism comprises a transmitting coil (13), the transmitting coil (13) being used to transmit energy. The wireless charging electric vehicle comprises: an energy pickup mechanism (23), a rectifying and regulating module (21), a battery management system (BMS) (22), and a wireless charging battery pack (24). The energy pickup mechanism (23) comprises a wireless receiving coil (23), the wireless receiving coil (23) being used to receive an induced voltage. The rectifying and regulating module (21) is used to perform full-wave rectification, bucking and regulation on the induced voltage, to output a constant voltage to the BMS (22). The wireless charging battery pack (24) is charged via the BMS (22).

Description

一种无线充电公路***及无线充电汽车  Wireless charging road system and wireless charging car
技术领域Technical field
本发明涉及移动充电技术领域，特别涉及一种无线充电公路***及无线充电汽车。The present invention relates to the field of mobile charging technologies, and in particular, to a wireless charging road system and a wireless charging vehicle.
背景技术Background technique
当前的电动汽车，主要采用传导的充电方式，这种充电方式需要使用充电电缆连接充电机和电动汽车，存在以下缺点：1、充电电流大，使得插件大而笨重，影响美观；2、充电时，需要先停车，再将充电机上的充电电缆，连接至电动汽车上的充电接口，操作繁琐；3、由于插座和插座之间存在机械摩擦，长时间使用后可靠性变差，影响充电效果；4、在电缆出现老化，雨雪天气，充完电后忘记拔插座后容易引起漏电，从而引发安全事故；5、受目前电池技术限制，受目前电池技术的限制，电动汽车本身还存在价格昂贵、车身笨重、电池组所占空间大、续航里程短、一次充电时间长以及充电频繁等问题。The current electric vehicle mainly adopts the conduction charging method. This charging method requires the use of a charging cable to connect the charger and the electric vehicle, and has the following disadvantages: 1. The charging current is large, making the plug-in large and cumbersome, affecting the appearance; 2. charging Need to stop first, then connect the charging cable on the charger to the charging interface on the electric car, the operation is cumbersome; 3, due to the mechanical friction between the socket and the socket, the reliability is deteriorated after a long time of use, affecting the charging effect; 4, in the cable aging, rain and snow weather, after charging and forgetting to pull out the socket is likely to cause leakage, which leads to safety accidents; 5, subject to current battery technology limitations, due to current battery technology limitations, electric vehicles themselves are still expensive The body is bulky, the battery pack occupies a large space, the cruising range is short, the charging time is long, and the charging is frequent.
随着电动车的使用越来越多，电动汽车的充电问题将会是长期困扰人们的一个问题，如何实现灵活地给电动汽车实时充电延长电动汽车的使用里程，已经成为社会上亟待解决的技术问题。无线充电技术利用电磁感应原理为电动汽车电池进行充电，是未来解决当前电动汽车充电问题的一个方向和思路。With the increasing use of electric vehicles, the charging problem of electric vehicles will be a problem that has long plagued people. How to realize the real-time charging of electric vehicles and extend the mileage of electric vehicles has become a technology that needs to be solved in society. problem. The wireless charging technology uses the principle of electromagnetic induction to charge the battery of the electric vehicle, which is a direction and idea for solving the current charging problem of the electric vehicle in the future.
发明内容Summary of the invention
本发明的目的在于，解决现有电动汽车存在的上述充电问题。It is an object of the present invention to solve the above-described charging problem existing in existing electric vehicles.
为实现上述目的，一方面，本发明提供了一种无线充电公路***，该无线充电公路***包括无线充电车道，无线充电车道设置有连接电网或大型储能***的电缆和地下能量发射机构；地下能量发射机构包括无线充电装置，无线充电装置包括发射线圈，发射线圈用于传递能源。To achieve the above object, in one aspect, the present invention provides a wireless charging road system including a wireless charging lane, a wireless charging lane provided with a cable connecting a power grid or a large energy storage system, and an underground energy emitting mechanism; The energy emitting mechanism includes a wireless charging device, and the wireless charging device includes a transmitting coil for transmitting energy.
优选地，该无线充电公路***还包括光耦隔离电路、整形电路、差分电路、功率变换电路和全桥电路；所述光耦隔离电路、差分电路分别与整形电路连接；所述功率变换电路分别与整形电路、全桥电路连接；功率变换电路采用IR211O实现；所述全桥电路采用MOSFET管实现。Preferably, the wireless charging road system further includes an optocoupler isolation circuit, a shaping circuit, a differential circuit, a power conversion circuit, and a full bridge circuit; the optocoupler isolation circuit and the difference circuit are respectively connected to the shaping circuit; and the power conversion circuit respectively The circuit is connected to the shaping circuit and the full bridge circuit; the power conversion circuit is implemented by using the IR211O; and the full bridge circuit is implemented by using the MOSFET.
优选地，发射线圈可以是矩形、圆形或小圆形线圈阵。Preferably, the transmitting coils may be rectangular, circular or small circular coil arrays.
优选地，电网可采用太阳能供电，还包括储能电站、电网交换设备、在水泥板里嵌入晶体太阳能电池板和透明坚固的保温玻璃层。Preferably, the grid can be powered by solar energy, and includes an energy storage power station, a grid switching device, a crystalline solar panel embedded in the cement board, and a transparent and strong insulating glass layer.
优选地，太阳能电池板为多晶硅太阳能板，其厚度为7毫米、宽度为15厘米；所述太阳能电池板表明覆盖上以树脂与聚合物组成的多层基板。Preferably, the solar panel is a polycrystalline silicon solar panel having a thickness of 7 mm and a width of 15 cm; the solar panel is indicated to be covered with a multilayer substrate composed of a resin and a polymer.
优选地，无线充电装置还包括无线发射单元，通过所述无线发射单元和电动汽车中的无线接收模块进行匹配和通讯，匹配和通讯成功后，所述无线充电装置对所述电动汽车进行充电。Preferably, the wireless charging device further includes a wireless transmitting unit that performs matching and communication by the wireless transmitting unit and the wireless receiving module in the electric vehicle. After the matching and communication succeeds, the wireless charging device charges the electric vehicle.
另一方面，本发明提供了一种无线充电电动汽车，其包括：能量拾取机构、整流稳压模块、电池管理***BMS和无线充电电池组；其中，能量拾取机构包括无线接收线圈，所述无线接收线圈用于接收感生电压；所述整流稳压模块用于对所述感生电压进行全波整流和降压、稳压处理，输出恒定电压到所述电池管理***BMS；通过电池管理***BMS可以对所述无线充电电池组进行充电。In another aspect, the present invention provides a wireless charging electric vehicle including: an energy picking mechanism, a rectifying voltage regulator module, a battery management system BMS, and a wireless rechargeable battery pack; wherein the energy picking mechanism includes a wireless receiving coil, the wireless The receiving coil is configured to receive the induced voltage; the rectifying voltage regulator module is configured to perform full-wave rectification and step-down, voltage stabilization processing on the induced voltage, output a constant voltage to the battery management system BMS; and pass the battery management system The BMS can charge the wireless rechargeable battery pack.
优选地，所述无线充电电池组包括：电池组壳体及设于电池组壳体中的电池组和无线充电电路，所述的电池组包括多个串联或并联连接的单体电池，所述的无线充电电路包括单片机模块。Preferably, the wireless rechargeable battery pack includes: a battery pack case and a battery pack disposed in the battery pack case and a wireless charging circuit, the battery pack including a plurality of single cells connected in series or in parallel, The wireless charging circuit includes a single chip module.
优选地，所述电池组壳体包括无线充电管理***，该无线充电管理***设有单体电池电压采集电路、电流采集电路和声光报警电路，单体电池电压采集电路的输入端分别和所述的单体电池相连，电池采集电路串联连接在所述的电池组的放电电路中，单体电池电压采集电路及电流采集电路的输出端分别和所述的单片机模块相连，单片机模块的输出端和声光报警电路的控制端相连；所述单体电池电压采集电路用于采集所述电池组中每个单体电池的电压并输送给所述单片机模块：当单片机模块检测到电池组中有任何一个单体电池的电压低于预设过放保护值时，则单片机模块发出信号控制所述的充电管理模块中的放电控制电路使电池组停止放电，同时发出信号启动所述的声光报警电路，提醒用户及时给电池组充电；当单片机模块检测到电池组中有任何一个单体电池的电压高于预设过充保护值时，则单片机模块发出信号控制所述的充电管理模块中的充电控制电路使电池组停止充电，同时发出信号启动所述的声光报警电路，提醒用户电池组已停止充电。所述电流采集电路，用于采集所述电池组的放电电流并输送给所述单片机模块，当放电电流超过预设电池组的最大放电电流时，单片机模块发出信号启动所述的声光报警电路进行报警，提醒用户及时作出处理。Preferably, the battery pack housing includes a wireless charging management system, and the wireless charging management system is provided with a single battery voltage collecting circuit, a current collecting circuit, and an acousto-optic alarm circuit, and input terminals of the single battery voltage collecting circuit respectively The single battery is connected, the battery collecting circuit is connected in series in the discharge circuit of the battery pack, and the output terminals of the single cell voltage collecting circuit and the current collecting circuit are respectively connected with the single chip module, and the output end of the single chip module Connected to the control end of the sound and light alarm circuit; the single cell voltage collecting circuit is configured to collect the voltage of each single cell in the battery pack and send it to the single chip module: when the single chip module detects that the battery pack has When the voltage of any single battery is lower than the preset over-discharge protection value, the single-chip microcomputer module sends a signal to control the discharge control circuit in the charging management module to stop the battery pack from discharging, and simultaneously emits a signal to activate the sound and light alarm. The circuit reminds the user to charge the battery pack in time; when the MCU module detects any one of the battery packs When the voltage of the body battery is higher than the preset overcharge protection value, the single chip module sends a signal to control the charging control circuit in the charging management module to stop charging the battery pack, and simultaneously sends a signal to activate the sound and light alarm circuit to remind The user battery pack has stopped charging. The current collecting circuit is configured to collect a discharge current of the battery pack and send the same to the single chip module, and when the discharge current exceeds a maximum discharge current of the preset battery group, the single chip module sends a signal to activate the sound and light alarm circuit. An alarm is issued to remind the user to make timely processing.
本发明可以直接供给电机驱动电动汽车，而无需车载电池，也可以为车载电池充电，实现了边走边充。车辆安装了无线充电装置，只要沿着指定位置行驶，就可以实现自动识别，使用无线充电的方式为汽车电池进行车载充电。另外本发明采用小型线圈对人和生物辐射作用小，具有良好的安全性，易操作性和实用性。 The invention can directly supply the electric motor to drive the electric vehicle without charging the vehicle battery, and can also charge the vehicle battery, and realize the charging while walking. The vehicle is equipped with a wireless charging device. As long as it travels along the designated position, it can realize automatic identification and use the wireless charging method to charge the car battery. In addition, the invention adopts a small coil to have small effect on human and biological radiation, and has good safety, easy operation and practicability.
附图说明DRAWINGS
图1为本发明实施例提供的一种无线充电公路结构示意图；1 is a schematic structural diagram of a wireless charging road according to an embodiment of the present invention;
图2为本发明实施例提供的一种无线充电汽车结构示意图；2 is a schematic structural diagram of a wireless charging vehicle according to an embodiment of the present invention;
图3 为图1所示无线充电公路充和图2所示无线充电汽车的充电原理图。3 is a charging schematic diagram of the wireless charging road charger shown in FIG. 1 and the wireless charging vehicle shown in FIG. 2.
具体实施方式detailed description
为使本发明实施例的目的、技术方案和优点更加清楚，下面将结合本发明实施例中的附图，对本发明实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例是本发明一部分实施例，而不是全部的实施例。基于本发明中的实施例，本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例，都属于本发明保护的范围。The technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the drawings in the embodiments of the present invention. It is a partial embodiment of the invention, and not all of the embodiments. All other embodiments obtained by those skilled in the art based on the embodiments of the present invention without creative efforts are within the scope of the present invention.
为便于对本发明实施例的理解，下面将结合附图以具体实施例做进一步的解释说明，实施例并不构成对本发明实施例的限定。 In order to facilitate the understanding of the embodiments of the present invention, the embodiments of the present invention are not to be construed as limiting.
图1是本发明实施例提供的一种无线充电公路结构示意图。如图1所示，该无线充电公路***包括无线充电车道10，该无线充电车道10设置有连接电网11或大型储能***15的电缆12和地下能量发射机构；该地下能量发射机构包括无线充电装置，无线充电装置包括发射线圈13，发射线圈13用于传递能源。优选地，发射线圈13可以是矩形、圆形或小圆形线圈阵。电网11可以采用太阳能供电，该无线充电公路还包括储能电站、电网交换设备、在水泥板里嵌入太阳能电池板和透明坚固的保温玻璃层。太阳能电池板可以为多晶硅太阳能板；太阳能电池板表明覆盖上以树脂与聚合物组成的多层基板。FIG. 1 is a schematic structural diagram of a wireless charging road according to an embodiment of the present invention. As shown in FIG. 1, the wireless charging road system includes a wireless charging lane 10 provided with a cable 12 connecting a power grid 11 or a large energy storage system 15 and an underground energy emitting mechanism; the underground energy transmitting mechanism includes wireless charging The device, the wireless charging device includes a transmitting coil 13 for transmitting energy. Preferably, the transmitting coil 13 may be a rectangular, circular or small circular coil array. The grid 11 can be powered by solar energy, and the wireless charging road also includes an energy storage power station, a grid switching device, a solar panel embedded in the cement board, and a transparent and strong insulating glass layer. The solar panel may be a polycrystalline silicon solar panel; the solar panel is indicated to be covered with a multilayer substrate composed of a resin and a polymer.
无线充电装置还包括无线发射单元，通过所述无线发射单元和电动汽车中的无线接收模块进行匹配和通讯，匹配和通讯成功后，所述无线充电装置对所述电动汽车进行充电。The wireless charging device further includes a wireless transmitting unit that performs matching and communication through the wireless transmitting unit and the wireless receiving module in the electric vehicle. After the matching and communication is successful, the wireless charging device charges the electric vehicle.
图2是本发明实施例提供的一种无线充电汽车结构示意图。如图2所示，该无线充电汽车包括：能量拾取机构23、整流稳压模块21、电池管理***BMS22和无线充电电池组24和直流电机25；其中，能量拾取机构23包括无线接收线圈23，该无线接收线圈23靠近发射线圈13时会产生感生电压；所述整流稳压模块21用于对所述感生电压进行全波整流和降压、稳压处理，输出恒定电压到电池管理***BMS22；通过充电管理***BMS22再对所述无线充电电池组24进行充电。直流电机25由无线充电电池组24进行供电并对电动汽车进行驱动。FIG. 2 is a schematic structural diagram of a wireless charging vehicle according to an embodiment of the present invention. As shown in FIG. 2, the wireless charging vehicle includes: an energy pickup mechanism 23, a rectification voltage regulator module 21, a battery management system BMS22, and a wireless rechargeable battery pack 24 and a DC motor 25; wherein the energy pickup mechanism 23 includes a wireless receiving coil 23, The wireless receiving coil 23 is adjacent to the transmitting coil 13 to generate an induced voltage; the rectifying and regulating module 21 is configured to perform full-wave rectification and step-down, voltage stabilization processing on the induced voltage, and output a constant voltage to the battery management system. The BMS 22; charges the wireless rechargeable battery pack 24 again by the charging management system BMS 22. The DC motor 25 is powered by the wireless rechargeable battery pack 24 and drives the electric vehicle.
无线充电电池组包括：电池组壳体及设于电池组壳体中的电池组和无线充电电路，电池组包括多个串联或并联连接的单体电池，无线充电电路包括单片机模块。电池组壳体中的单片机模块发送数据和控制命令控制所述无线接收模块，实现无线接收模块和无线充电装置中的无线发射单元进行匹配和通讯，匹配和通讯成功后，无线接收线圈靠近发射线圈时会产生感生电压；整流稳压模块对所述感生电压进行全波整流和降压、稳压处理，输出恒定电压到电池管理***BMS；通过电池管理***BMS再对所述无线充电电池组进行充电。The wireless rechargeable battery pack includes: a battery pack case and a battery pack disposed in the battery pack case and a wireless charging circuit. The battery pack includes a plurality of single cells connected in series or in parallel, and the wireless charging circuit includes a single chip module. The single chip module in the battery pack sends data and control commands to control the wireless receiving module, so that the wireless receiving unit and the wireless transmitting unit in the wireless charging device perform matching and communication. After the matching and communication succeeds, the wireless receiving coil is close to the transmitting coil. The induced voltage is generated; the rectifying voltage regulator performs full-wave rectification and step-down and voltage stabilization processing on the induced voltage, and outputs a constant voltage to the battery management system BMS; and the wireless rechargeable battery is further passed through the battery management system BMS. The group is charged.
电池组壳体包括无线充电管理***，该无线充电管理***设有单体电池电压采集电路、电流采集电路和声光报警电路，单体电池电压采集电路的输入端分别和所述的单体电池相连，电池采集电路串联连接在所述的电池组的放电电路中，单体电池电压采集电路及电流采集电路的输出端分别和所述的单片机模块相连，单片机模块的输出端和声光报警电路的控制端相连。The battery pack housing includes a wireless charging management system, and the wireless charging management system is provided with a single battery voltage collecting circuit, a current collecting circuit, and an acousto-optic alarm circuit, and the input terminals of the single battery voltage collecting circuit and the single battery respectively Connected, the battery collecting circuit is connected in series in the discharge circuit of the battery pack, and the output terminals of the single cell voltage collecting circuit and the current collecting circuit are respectively connected with the single chip module, the output end of the single chip module and the sound and light alarm circuit The control terminals are connected.
单体电池电压采集电路，用于采集所述电池组中每个单体电池的电压并输送给所述单片机模块：当单片机模块检测到电池组中有任何一个单体电池的电压低于预设过放保护值时，则单片机模块发出信号控制所述的充电管理模块中的放电控制电路使电池组停止放电，同时发出信号启动所述的声光报警电路，提醒用户及时给电池组充电；当单片机模块检测到电池组中有任何一个单体电池的电压高于预设过充保护值时，则单片机模块发出信号控制所述的充电管理模块中的充电控制电路使电池组停止充电，同时发出信号启动所述的声光报警电路，提醒用户电池组已停止充电。a single cell voltage collecting circuit, configured to collect a voltage of each single cell in the battery pack and send the voltage to the single chip module: when the single chip module detects that any one of the battery cells in the battery pack has a lower voltage than a preset When the over-discharge protection value is issued, the single-chip microcomputer module sends a signal to control the discharge control circuit in the charging management module to stop the battery pack from discharging, and simultaneously sends a signal to activate the sound and light alarm circuit to remind the user to charge the battery pack in time; When the single chip module detects that the voltage of any one of the battery cells in the battery pack is higher than the preset overcharge protection value, the single chip module sends a signal to control the charging control circuit in the charging management module to stop the charging of the battery pack and simultaneously issue The signal activates the sound and light alarm circuit to remind the user that the battery pack has stopped charging.
电流采集电路，用于采集所述电池组的放电电流并输送给所述单片机模块，当放电电流超过预设电池组的最大放电电流时，单片机模块发出信号启动所述的声光报警电路进行报警，提醒用户及时作出处理。a current collecting circuit, configured to collect a discharge current of the battery pack and send the same to the single chip module, when the discharge current exceeds a maximum discharge current of the preset battery group, the single chip module sends a signal to activate the sound and light alarm circuit to perform an alarm , remind the user to deal with it in time.
本发明实施例可以直接供给直流电机驱动电动汽车，而无需车载电池，也可以为车载电池充电，实现了边走边充。车辆安装了无线充电装置，只要沿着无线充电公路指定位置行驶，就可以实现自动识别，使用无线充电的方式为汽车电池进行车载充电。另外本发明采用小型线圈对人和生物辐射作用小，具有良好的安全性，易操作性和实用性。 The embodiment of the invention can directly supply the DC motor to drive the electric vehicle without charging the vehicle battery, and can also charge the vehicle battery, thereby achieving charging while walking. The vehicle is equipped with a wireless charging device. As long as it travels along the designated position of the wireless charging road, it can realize automatic identification and use the wireless charging method to charge the car battery. In addition, the invention adopts a small coil to have small effect on human and biological radiation, and has good safety, easy operation and practicability.
以上对本发明进行了详细介绍，并结合具体实施例对本发明做了进一步阐述，必须指出，以上实施例的说明不用于限制而只是用于帮助理解本发明的核心思想，对于本技术领域的普通技术人员来说，在不脱离本发明原理的前提下，对本发明进行的任何改进以及与本产品等同的替代方案，也属于本发明权利要求的保护范围内。The present invention has been described in detail above, and the present invention is further described in conjunction with the specific embodiments. It should be noted that the description of the above embodiments is not intended to be limiting but only to help understand the core idea of the present invention. Any modifications to the invention and equivalents to the invention are also within the scope of the invention as claimed in the appended claims.

Claims (9)

  1. 一种无线充电公路***，其特征在于：包括无线充电车道（10），A wireless charging road system characterized by comprising a wireless charging lane (10),
    所述无线充电车道（10）设置有连接电网（11）或大型储能***(15)的电缆（12）和地下能量发射机构；所述地下能量发射机构包括无线充电装置，所述无线充电装置包括发射线圈（13），所述发射线圈（13）用于传递能源。The wireless charging lane (10) is provided with a cable (12) connected to the power grid (11) or the large energy storage system (15) and an underground energy emitting mechanism; the underground energy emitting mechanism includes a wireless charging device, and the wireless charging device A transmitting coil (13) is included, which is used to transfer energy.
  2. 根据权利要求1所述的***，其特征在于，还包括光耦隔离电路、整形电路、差分电路、功率变换电路和全桥电路；所述光耦隔离电路、差分电路分别与整形电路连接；所述功率变换电路分别与整形电路、全桥电路连接；功率变换电路采用IR211O实现；所述全桥电路采用MOSFET管实现。The system according to claim 1, further comprising an optocoupler isolation circuit, a shaping circuit, a differential circuit, a power conversion circuit, and a full bridge circuit; wherein the optocoupler isolation circuit and the differential circuit are respectively connected to the shaping circuit; The power conversion circuit is respectively connected to the shaping circuit and the full bridge circuit; the power conversion circuit is implemented by using the IR211O; and the full bridge circuit is implemented by using the MOSFET.
  3. 根据权利要求1所述的***，其特征在于，所述发射线圈（13）是矩形、圆形或小圆形线圈阵。System according to claim 1, characterized in that the transmitting coil (13) is a rectangular, circular or small circular coil array.
  4. 根据权利要求1所述的***，其特征在于，所述电网（11）采用太阳能供电，还包括储能电站、电网交换设备、在水泥板里嵌入晶体太阳能电池板和透明坚固的保温玻璃层。The system according to claim 1, characterized in that the power grid (11) is powered by solar energy, and further comprises an energy storage power station, a grid switching device, a crystalline solar panel embedded in the cement board and a transparent and strong insulating glass layer.
  5. 根据权利要求4所述的***，其特征在于，所述太阳能电池板为多晶硅太阳能板；所述太阳能电池板表明覆盖上以树脂与聚合物组成的多层基板。The system of claim 4 wherein said solar panel is a polycrystalline silicon solar panel; said solar panel being coated with a multilayer substrate comprised of a resin and a polymer.
  6. 根据权利要求1所述的***，其特征在于，所述无线充电装置还包括无线发射单元，通过所述无线发射单元和电动汽车中的无线接收模块进行匹配和通讯，匹配和通讯成功后，所述无线充电装置对所述电动汽车进行充电。The system according to claim 1, wherein the wireless charging device further comprises a wireless transmitting unit, wherein the wireless transmitting unit and the wireless receiving module in the electric vehicle perform matching and communication, and after matching and communicating successfully, the system The wireless charging device charges the electric vehicle.
  7. 一种无线充电电动汽车，其特征在于，包括：能量拾取机构（23）、整流稳压模块（21）、充电管理***BMS（22）和无线充电电池组（24）；其中，A wireless charging electric vehicle, comprising: an energy picking mechanism (23), a rectifying voltage stabilizing module (21), a charging management system BMS (22), and a wireless rechargeable battery pack (24); wherein
    所述能量拾取机构（23）包括无线接收线圈（23），所述无线接收线圈（23）用于接收感生电压；所述整流稳压模块（21），用于对所述感生电压进行全波整流和降压、稳压处理，输出恒定电压到所述电池管理***BMS（22）；通过所述电池管理***BMS（22）对所述无线充电电池组（24）进行充电。The energy pick-up mechanism (23) includes a wireless receiving coil (23) for receiving an induced voltage, and the rectifying and regulating module (21) for performing the induced voltage Full-wave rectification and buck, voltage regulation processing, outputting a constant voltage to the battery management system BMS (22); charging the wireless rechargeable battery pack (24) through the battery management system BMS (22).
  8. 根据权利要求7所述的电动汽车，其特征在于，所述无线充电电池组（24）包括：电池组壳体及设于电池组壳体中的电池组和无线充电电路，所述的电池组包括多个串联或并联连接的单体电池，所述的无线充电电路包括单片机模块。The electric vehicle according to claim 7, wherein said wireless rechargeable battery pack (24) comprises: a battery pack case and a battery pack and a wireless charging circuit provided in the battery pack case, said battery pack The utility model comprises a plurality of single cells connected in series or in parallel, and the wireless charging circuit comprises a single chip module.
  9. 根据权利要求7所述的电动汽车，其特征在于，所述电池组壳体包括无线充电管理***，该无线充电管理***设有单体电池电压采集电路、电流采集电路和声光报警电路，单体电池电压采集电路的输入端分别和所述的单体电池相连，电池采集电路串联连接在所述的电池组的放电电路中，单体电池电压采集电路及电流采集电路的输出端分别和所述的单片机模块相连，单片机模块的输出端和声光报警电路的控制端相连；The electric vehicle according to claim 7, wherein the battery pack housing comprises a wireless charging management system, and the wireless charging management system is provided with a single battery voltage collecting circuit, a current collecting circuit, and an acousto-optic alarm circuit. The input terminals of the body battery voltage collecting circuit are respectively connected to the single battery, and the battery collecting circuit is connected in series in the discharging circuit of the battery pack, and the output terminals of the single cell voltage collecting circuit and the current collecting circuit are respectively The single-chip module is connected, and the output end of the single-chip module is connected with the control end of the sound and light alarm circuit;
    所述单体电池电压采集电路，用于采集所述电池组中每个单体电池的电压并输送给所述单片机模块：当单片机模块检测到电池组中有任何一个单体电池的电压低于预设过放保护值时，则单片机模块发出信号控制所述的充电管理模块中的放电控制电路使电池组停止放电，同时发出信号启动所述的声光报警电路，提醒用户及时给电池组充电；当单片机模块检测到电池组中有任何一个单体电池的电压高于预设过充保护值时，则单片机模块发出信号控制所述的充电管理模块中的充电控制电路使电池组停止充电，同时发出信号启动所述的声光报警电路，提醒用户电池组已停止充电。The single cell voltage collecting circuit is configured to collect a voltage of each single cell in the battery pack and send the voltage to the single chip module: when the single chip module detects that any one of the battery cells in the battery pack has a lower voltage When the preset over-discharge protection value is preset, the single-chip microcomputer module sends a signal to control the discharge control circuit in the charging management module to stop the battery pack from discharging, and simultaneously sends a signal to activate the sound and light alarm circuit to remind the user to timely charge the battery pack. When the single chip module detects that the voltage of any one of the battery cells in the battery pack is higher than the preset overcharge protection value, the single chip module sends a signal to control the charging control circuit in the charging management module to stop the charging of the battery pack. At the same time, a signal is sent to activate the sound and light alarm circuit to remind the user that the battery pack has stopped charging.
    所述电流采集电路，用于采集所述电池组的放电电流并输送给所述单片机模块，当放电电流超过预设电池组的最大放电电流时，单片机模块发出信号启动所述的声光报警电路进行报警，提醒用户及时作出处理。The current collecting circuit is configured to collect a discharge current of the battery pack and send the same to the single chip module, and when the discharge current exceeds a maximum discharge current of the preset battery group, the single chip module sends a signal to activate the sound and light alarm circuit. An alarm is issued to remind the user to make timely processing.
PCT/CN2017/092129 2017-03-27 2017-07-07 Wireless charging road system and wireless charging vehicle WO2018176678A1 (en)

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