CN107839504A - A kind of electric automobile intelligent radio charging method - Google Patents

A kind of electric automobile intelligent radio charging method Download PDF

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Publication number
CN107839504A
CN107839504A CN201710783089.7A CN201710783089A CN107839504A CN 107839504 A CN107839504 A CN 107839504A CN 201710783089 A CN201710783089 A CN 201710783089A CN 107839504 A CN107839504 A CN 107839504A
Authority
CN
China
Prior art keywords
unit
input
rectification filtering
coupling coil
end connection
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201710783089.7A
Other languages
Chinese (zh)
Inventor
汤少卿
顾荣巨
姜志平
徐正宏
朱文帅
顾文权
曹宏林
顾宏海
王韵
高伟
董佳斌
封磊
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Taixing Power Supply Company State Grid Jiangsu Electric Power Co
Original Assignee
Taixing Power Supply Company State Grid Jiangsu Electric Power Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Taixing Power Supply Company State Grid Jiangsu Electric Power Co filed Critical Taixing Power Supply Company State Grid Jiangsu Electric Power Co
Priority to CN201710783089.7A priority Critical patent/CN107839504A/en
Publication of CN107839504A publication Critical patent/CN107839504A/en
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
    • B60L53/30—Constructional details of charging stations
    • B60L53/35—Means for automatic or assisted adjustment of the relative position of charging devices and vehicles
    • B60L53/38—Means for automatic or assisted adjustment of the relative position of charging devices and vehicles specially adapted for charging by 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
    • 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
    • B60L2210/00—Converter types
    • B60L2210/10—DC to DC converters
    • 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
    • B60L2210/00—Converter types
    • B60L2210/30—AC to DC converters
    • 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
    • B60L2250/10—Driver interactions by alarm
    • 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
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/72—Electric energy management in electromobility
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • 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

Landscapes

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

Abstract

The invention discloses a kind of electric automobile intelligent radio charging method, including transformer unit, the first rectification filtering unit, inverter unit, primary side coupling coil unit, secondary coupling coil unit, the second rectification filtering unit, DC/DC converting units, battery, current detecting unit, alarm unit and controller unit；The primary side connection power network of transformer unit, the secondary of transformer unit connect the input of the first rectification filtering unit, the input of the output end connection inverter unit of the first rectification filtering unit, the output end connection primary side coupling coil unit of inverter unit；Secondary coupling coil unit connects the input of the second rectification filtering unit, the input of the output end connection DC/DC converting units of the second rectification filtering unit；Current detecting unit detects the induced electricity flow valuve of secondary coupling coil unit, and the AC signal of detection is converted into direct current signal and is input to described controller unit.

Description

A kind of electric automobile intelligent radio charging method
Technical field
The present invention relates to a kind of electric automobile intelligent radio charging method.
Background technology
Electric automobile is using vehicle power as power, and a kind of novel green ring of power drive wheels travel is used as by the use of motor The vehicles of guarantor.The vehicle power of electric automobile typically carries out serial or parallel connection by plurality of groups of storage batteries and is arranged in a combination, with This improves the power supply capacity of battery.Electric automobile refers to, using vehicle power as power, be travelled, met with power wheel The vehicle of road traffic, security legislation requirements.Because the relatively conventional automobile of effect on environment is smaller, its prospect is seen extensively It is good.
The composition of electric automobile includes：The mechanical systems such as driven by power, control system, driving force transmission complete assigned tasks Equipment etc..Driven by power, control system are the core of electric automobile, and are different from the maximum difference of internal-combustion engines vehicle Point.Driven by power and control system are made up of speed-regulating control device of drive motor, power supply and motor etc..Electric automobile Other devices are substantially identical with internal-combustion engines vehicle.Power supply provides electric energy for the drive motor of electric automobile, and motor is by power supply Electric energy be converted into mechanical energy.Most widely used power supply is lead-acid accumulator, but with the development of electric vehicle engineering, plumbic acid For battery because energy is low, charging rate is slow, short life, is gradually substituted by other batteries.The power supply developed is main There are sodium-sulphur battery, nickel-cadmium cell, lithium battery, fuel cell etc., the application of these novel power supplies, opened up for the development of electric automobile Wide prospect.The effect of drive motor is that the electric energy of power supply is converted into mechanical energy, by transmission device or is directly driven Motor car wheel and equipment.Electric automobile charging station refers to the website for charging electric vehicle, similar to present gas station.With Low-carbon economy turns into the theme of China's economic development, important composition of the electric automobile as new energy strategy and intelligent grid Part, and one of emerging strategic industries of State Council's determination, will turn into Chinese Automobile Industry ' from now on and energy industry hair The emphasis of exhibition.However, ev industry is a systematic engineering of business, electric automobile charging station is then one of key link, it is necessary to Common coordinated development is realized with electric automobile other field.
With the continuous intensification of global energy crisis, the increasingly exhausted and atmosphere pollution of petroleum resources, the temperature rises A series of problems, ev industry is able to develop and as the common strategic choice of motor corporation of various countries, into new development Stage.Meanwhile automobile charging technique should be also further developed.Traditional automobile charging is mostly plug-in type charging, but this There is the danger of high pressure electric shock in kind of mode, and the charging interval is longer, be made troubles to people's living safety and hidden danger.Therefore, Non-contact type charging electric vehicle technology is developed.At present, although wireless charging can be realized, many problems be present, such as： Charging device is complicated, and energy conversion efficiency is low, and electric energy loss is big etc..Wherein, the positioning of charging electric vehicle position is exactly one The problem of individual larger, only it is properly positioned, just can guarantee that the wireless charging of peak power, is that loss is minimum, efficiency is most fast.
The content of the invention
It is an object of the invention to provide a kind of electric automobile intelligent radio charging method, the system can be good at Solves the problems, such as the positioning of wireless charging system original secondary coil.
In order to realize the above object technical scheme is as follows：A kind of electric automobile intelligent radio charging method, its It is characterised by：Including transformer unit, the first rectification filtering unit, inverter unit, primary side coupling coil unit, secondary coupling Coil unit, the second rectification filtering unit, DC/DC converting units, battery, current detecting unit, alarm unit and controller Unit；
The primary side connection power network of described transformer unit, the secondary of transformer unit connect the first rectification filtering unit Input, the input of the output end connection inverter unit of the first rectification filtering unit, the output end connection of inverter unit Primary side coupling coil unit；
Described secondary coupling coil unit connects the input of the second rectification filtering unit, the second rectification filtering unit Output end connects the input of DC/DC converting units, the output end connection battery of DC/DC converting units；
The induced electricity flow valuve of described current detecting unit detection secondary coupling coil unit, and by the AC signal of detection Be converted to direct current signal and be input to described controller unit；
Described current detecting unit includes induction coil, AC-DC conversion unit and AD conversion unit；
Described induction coil is located at same level with secondary coupling coil unit, and the center of circle overlaps；
The AC signal of described induction coil output is input to control by AC-DC conversion unit and AD conversion unit Device unit；
Described alarm unit electrically connects with described controller unit；
The size of described controller unit control DC/DC switching cell output voltages.
More preferred technical scheme, described controller unit use MSP430 single-chip microcomputers.
Compared with prior art, beneficial effects of the present invention：The present invention can be good at solving wireless charging system The problem of former secondary coil positioning；The structure of the present invention is simple, is easily achieved, and has very big practicality.
Brief description of the drawings
Fig. 1 is principle of the invention block diagram.
Embodiment
The invention will be further described below in conjunction with the accompanying drawings.
Embodiment：A kind of electric automobile intelligent radio charging method, including transformer unit, the first rectification filtering unit, Inverter unit, primary side coupling coil unit, secondary coupling coil unit, the second rectification filtering unit, DC/DC converting units, Battery, current detecting unit, alarm unit and controller unit；The primary side connection power network of transformer unit, transformer unit Secondary connect the first rectification filtering unit input, the first rectification filtering unit output end connection inverter unit it is defeated Enter end, the output end connection primary side coupling coil unit of inverter unit；Secondary coupling coil unit connects the second rectifying and wave-filtering The input of unit, the input of the output end connection DC/DC converting units of the second rectification filtering unit, DC/DC converting units Output end connection battery；
Current detecting unit detects the induced electricity flow valuve of secondary coupling coil unit, and the AC signal of detection is converted to Direct current signal is input to described controller unit；Alarm unit electrically connects with described controller unit；Controller unit control The size of DC/DC switching cell output voltages processed.Wherein alarm unit can be realized using 5V buzzer；Current detecting unit Include induction coil, AC-DC conversion unit and AD conversion unit；Controller unit uses MSP430 single-chip microcomputers.In the system Inverter unit is realized using single dsp controller to control.
Wherein, controller unit uses MSP430 single-chip microcomputers.MSP430 series monolithics are the single-chip microcomputers of one 16, are adopted With Reduced Instruction Set Computer Architecture, there is abundant addressing system, 27 succinct core instructions and substantial amounts of dummy instruction；Greatly Data storage can all participate in a variety of computings in the register and piece of amount；Also efficiently table look-up process instruction, these features Ensure that can develop efficient source program.Why MSP430 single-chip microcomputers have ultralow power consumption, are because it is reducing core There is its distinctive feature in terms of the supply voltage of piece and flexible and controllable operation clock.First, MSP430 series monolithics Supply voltage is using 1.8-3.6V voltages.When thus it can be made to be run under 1MHz Clock, the electric current of chip is most It is low there was only 0.1 μ A in the lowest power consumption under 165 μ A or so, RAM holding patterns.Secondly, unique Clock System Design. There are two different clock systems in MSP430 series：Fundamental clock system, FLL (FLL and FLL+) clock system and DCO Digital oscillator clock system.A crystal oscillator only can be used, two crystal oscillators can also be used.During by system Master slave system produces CPU and the clock needed for each function.And these clocks can open and close under the control of instruction, from And realize the control to overall power consumption.

Claims (1)

  1. A kind of 1. electric automobile intelligent radio charging method, it is characterised in that：Including transformer unit, the first rectifying and wave-filtering list Member, inverter unit, primary side coupling coil unit, secondary coupling coil unit, the second rectification filtering unit, DC/DC conversions are single Member, battery, current detecting unit, alarm unit and controller unit；The primary side connection power network of described transformer unit, becomes The secondary of depressor unit connects the input of the first rectification filtering unit, the output end connection inverter of the first rectification filtering unit The input of unit, the output end connection primary side coupling coil unit of inverter unit；Described current detecting unit detection is secondary The induced electricity flow valuve of side coupling coil unit, and the AC signal of detection is converted into direct current signal and is input to described controller Unit；
    Described current detecting unit includes induction coil, AC-DC conversion unit and AD conversion unit；
    Described induction coil is located at same level with secondary coupling coil unit, and the center of circle overlaps；
    The AC signal of described induction coil output is input to controller list by AC-DC conversion unit and AD conversion unit Member；
    Described alarm unit electrically connects with described controller unit；
    The size of described controller unit control DC/DC switching cell output voltages.
    Described secondary coupling coil unit connects the input of the second rectification filtering unit, the output of the second rectification filtering unit The input of end connection DC/DC converting units, the output end connection battery of DC/DC converting units.
CN201710783089.7A 2017-09-03 2017-09-03 A kind of electric automobile intelligent radio charging method Pending CN107839504A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710783089.7A CN107839504A (en) 2017-09-03 2017-09-03 A kind of electric automobile intelligent radio charging method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710783089.7A CN107839504A (en) 2017-09-03 2017-09-03 A kind of electric automobile intelligent radio charging method

Publications (1)

Publication Number Publication Date
CN107839504A true CN107839504A (en) 2018-03-27

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CN201710783089.7A Pending CN107839504A (en) 2017-09-03 2017-09-03 A kind of electric automobile intelligent radio charging method

Country Status (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109017423A (en) * 2018-09-12 2018-12-18 张家港市泓溢电源科技有限公司 A kind of inductive charging circuit for electric car

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109017423A (en) * 2018-09-12 2018-12-18 张家港市泓溢电源科技有限公司 A kind of inductive charging circuit for electric car

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WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20180327

WD01 Invention patent application deemed withdrawn after publication