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CN109130932A - A kind of wind-light-storage-fuel cell electric car is wireless high power charging device and charging method - Google Patents

A kind of wind-light-storage-fuel cell electric car is wireless high power charging device and charging method Download PDF

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Publication number
CN109130932A
CN109130932A CN201811066195.4A CN201811066195A CN109130932A CN 109130932 A CN109130932 A CN 109130932A CN 201811066195 A CN201811066195 A CN 201811066195A CN 109130932 A CN109130932 A CN 109130932A
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China
Prior art keywords
circuit
power
ion battery
ternary lithium
battery
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Pending
Application number
CN201811066195.4A
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Chinese (zh)
Inventor
杜玖玉
欧阳明高
李建秋
卢兰光
王贺武
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Tsinghua University
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Tsinghua University
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Priority to CN201811066195.4A priority Critical patent/CN109130932A/en
Publication of CN109130932A publication Critical patent/CN109130932A/en
Pending legal-status Critical Current

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    • 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

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  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

一种风‑光‑储‑燃料电池的电动汽车无线大功率充电装置及充电方法，涉及电动汽车快速充电技术。是为了解决电动汽车充电受充电桩地点限制的问题，当三元锂离子电池的SOC低于90％时，启动与光伏板连接的单向升压DC/DC电路和与风力发电机连接的AC/DC电路使风力发电机和光伏板工作为三元锂离子电池充电，当为电动汽车动力电池充电时，同时启动燃料电池连接的一号单向升压DC/DC电路，光伏板连接的二号单向升压DC/DC电路，风力发电机连接的AC/DC电路共同工作，为三元锂离子电池供电。进而为汽车动力电池充电。本发明适合于工作在生活小区或公司停车场地区。

A wind-sun-storage-fuel cell wireless high-power charging device and charging method for electric vehicles relate to fast charging technology for electric vehicles. It is to solve the problem that the charging of electric vehicles is limited by the location of the charging pile. When the SOC of the ternary lithium-ion battery is lower than 90%, the one-way boost DC/DC circuit connected to the photovoltaic panel and the AC connected to the wind turbine are activated. The /DC circuit makes the wind turbine and photovoltaic panel work to charge the ternary lithium-ion battery. When charging the electric vehicle power battery, the first one-way boost DC/DC circuit connected to the fuel cell is started at the same time, and the second one connected to the photovoltaic panel is activated. No. 1-way boost DC/DC circuit, the AC/DC circuit connected to the wind turbine works together to supply power for the ternary lithium-ion battery. And then to charge the car power battery. The present invention is suitable for working in living quarters or company parking areas.

Description

A kind of wind-light-storage-fuel cell electric car is wireless high power charging device and Charging method
Technical field
The present invention relates to electric vehicle rapid charging technologies.
Background technique
Electric car refers to using vehicle power supply as power, with motor driven wheels travel, meets road traffic, security legislation The vehicle of requirements.Since effect on environment is smaller with respect to orthodox car, its prospects are considered optimistic wildly.
But the charging technique of current electric car, especially rapid nitriding is still immature, there is charging by charging pile The defect of place limitation.
Summary of the invention
The present invention is in order to solve the problems, such as that electric car charging is limited by charging pile place, to provide a kind of wind- Light-storage-fuel cell electric car is wireless high power charging device and charging method.
A kind of wind-light-storage-fuel cell electric car is wireless high power charging device, it includes electric powered motor Battery (5), the electric automobile power battery (5) are used to provide power to electric car；It is stored up it is characterized in that: further comprising mobile Energy device (10), the mobile energy storage device (10) includes fuel cell (11), photovoltaic panel (12), wind-driven generator (13), one Number unidirectional boosting DC/DC circuit (21), No. two unidirectional boosting DC/DC circuit (22), AC/DC circuit (23), ternary lithium-ion electric Pond (3) and magnetic coupling wireless charging circuit (4)；
The power output end of the fuel cell (11) is unidirectionally boosted DC/DC circuit (21) and ternary lithium ion by No.1 The No.1 power input of battery (3) connects, and the power output end of the ternary lithium ion battery (3) passes through magnetic coupling wireless charging Circuit (4) is connect with the power input of electric automobile power battery (5)；
The power output end of the photovoltaic panel (12) passes through No. two unidirectional boostings DC/DC circuit (22) and ternary lithium-ion electric No. two power inputs in pond (3) connect, and the power output end of the ternary lithium ion battery (3) passes through magnetic coupling wireless charging Circuit (4) is connect with the power input of electric automobile power battery (5)；
The power output end of the wind-driven generator (13) passes through AC/DC circuit (23) and ternary lithium ion battery (3) No. three power input connections.Realize the charging method of the device, it method particularly includes:
For ternary lithium ion battery (3): method particularly includes:
When the SOC of ternary lithium ion battery (3) is greater than 90%, the unidirectional boosting of No. two connect with photovoltaic panel (12) is enabled DC/DC circuit (22) and the AC/DC circuit (21) connecting with gas electricity generator (11) stop working, even with wind-driven generator (13) The AC/DC converter (23) connect also stops working.When the SOC of ternary lithium ion battery (3) is lower than 90%, starting and photovoltaic panel (12) unidirectional boosting DC/DC circuit (22) of No. two of connection and the AC/DC circuit (23) connecting with wind-driven generator (11) make light It lies prostrate plate (12) and wind-driven generator (13) work is charged jointly for ternary lithium ion battery (3).When for electric automobile power battery (5) when charging, at the same starting fluid battery DC/DC (21), photovoltaic DC/DC (22), wind-driven generator AC/DC (23) common work Make, power for ternary lithium ion battery (3), ternary lithium ion battery (3) is connect with magnetic coupling wireless charging converter (4), magnetic Wireless charging converter (4) output connecting electric automobile power battery (5) is coupled, is charged for power battery (5).
The present invention is suitable for work in residence district or company parking lot area.Energy-storage battery is retired using electric car Battery can effectively solve the retired echelon Utilizing question of extensive batteries of electric automobile.The device can real-time display energy-storage battery Remaining capacity decides whether that being applicable in the charger baby charges to electric car for user.The present invention has been completely free of electronic vapour The constraint that vehicle charges by charging pile place.
Detailed description of the invention
The present invention will be further described in detail with specific implementation method with reference to the accompanying drawing.
Fig. 1 is the device of the invention structural schematic diagram；
Fig. 2 is that No.1 of the present invention is unidirectionally boosted the electrical block diagrams of DC/DC converter (21)；
Fig. 3 is the electrical block diagram of the present invention two unidirectional boostings DC/DC converter (22)；
Fig. 4 is the circuit diagram of AC/DC converter (23) of the present invention；
Fig. 5 is the circuit diagram of magnetic coupling wireless charging circuit (4) of the present invention；
Specific embodiment
Specific embodiment one illustrates that present embodiment, one kind having gas electricity generator-photovoltaic-energy storage below with reference to Fig. 1 The electric car high power charging device of structure, it includes electric automobile power battery (5), the electric automobile power battery (5) for providing power to electric car；It is characterized in that: further comprising mobile energy storage device (10), the mobile energy storage devices It (10) include that fuel cell (11), photovoltaic panel (12), wind-driven generator (13), No.1 are unidirectionally boosted DC/DC circuit (21), No. two Unidirectional boosting DC/DC circuit (22), AC/DC circuit (23), ternary lithium ion battery (3) and magnetic coupling wireless charging circuit (4)；
The fuel cell (11) is connect by the No.1 DC/DC circuit (21) that unidirectionally boosts with ternary lithium ion battery (3), The ternary lithium ion battery (3) is connect by magnetic coupling wireless charging circuit (4) with electric automobile power battery (5)；
The photovoltaic panel (12) is connect by No. two unidirectional boostings DC/DC circuit (22) with ternary lithium ion battery (3).Institute Ternary lithium ion battery (3) are stated to connect by magnetic coupling wireless charging circuit (4) with electric automobile power battery (5)；
The wind-driven generator (13) is connect by AC/DC circuit (23) with ternary lithium ion battery (3)；The ternary lithium Ion battery (3) is connect by magnetic coupling wireless charging circuit (4) with electric automobile power battery (5).
The present invention is suitable for work in region with abundant light supply, can be placed in parking lot, road parking place nearby or By highway Emergency Vehicle Lane.The energy-storage battery battery retired using electric car can effectively solve extensive electric car electricity The retired echelon Utilizing question in pond.The device can real-time display energy-storage battery remaining capacity, decide whether that being applicable in this fills for user Electric treasured charges to electric car.The present invention has been completely free of electric car charging by the constraint in charging pile place.
Realize the charging method of the device, it method particularly includes:
When the SOC of ternary lithium ion battery (3) is greater than 90%, the unidirectional boosting of No. two connect with photovoltaic panel (12) is enabled DC/DC circuit (22) and the AC/DC circuit (21) connecting with gas electricity generator (11) stop working, even with wind-driven generator (13) The AC/DC converter (23) connect also stops working.When the SOC of ternary lithium ion battery (3) is lower than 90%, starting and photovoltaic panel (12) unidirectional boosting DC/DC circuit (22) of No. two of connection and the AC/DC circuit (23) connecting with wind-driven generator (11) make light It lies prostrate plate (12) and wind-driven generator (13) work is charged jointly for ternary lithium ion battery (3).When for electric automobile power battery (5) when charging, at the same starting fluid battery DC/DC (21), photovoltaic DC/DC (22), wind-driven generator AC/DC (23) common work Make, power for ternary lithium ion battery (3), ternary lithium ion battery (3) is connect with magnetic coupling wireless charging converter (4), magnetic Wireless charging converter (4) output connecting electric automobile power battery (5) is coupled, is charged for power battery (5).

Claims (4)

1.一种风-光-储-燃料电池的电动汽车无线大功率充电装置，它包括电动汽车动力电池(5)，所述电动汽车动力电池(5)用于给电动汽车提供动力；其特征是：它还包括移动储能装置(10)，所述移动储能装置(10)包括燃料电池(11)、光伏板(12)、风力发电机(13)、一号单向升压DC/DC电路(21)、二号单向升压DC/DC电路(22)、AC/DC电路(23)、三元锂离子电池(3)和磁耦合无线充电电路(4)；1. an electric vehicle wireless high-power charging device of wind-light-storage-fuel cell, it comprises an electric vehicle power battery (5), and the electric vehicle power battery (5) is used to provide power for an electric vehicle; it is characterized by Yes: it also includes a mobile energy storage device (10), the mobile energy storage device (10) includes a fuel cell (11), a photovoltaic panel (12), a wind turbine (13), a No. 1 one-way boost DC/ A DC circuit (21), a No. 2 one-way boost DC/DC circuit (22), an AC/DC circuit (23), a ternary lithium-ion battery (3) and a magnetically coupled wireless charging circuit (4); 所述燃料电池(11)的电源输出端通过一号单向升压DC/DC电路(21)与三元锂离子电池(3)的一号电源输入端连接，所述三元锂离子电池(3)的电源输出端通过磁耦合无线充电电路(4)与电动汽车动力电池(5)的电源输入端连接；The power output end of the fuel cell (11) is connected to the No. 1 power supply input end of the ternary lithium-ion battery (3) through the No. 1 one-way boost DC/DC circuit (21), and the ternary lithium-ion battery ( The power output end of 3) is connected with the power input end of the electric vehicle power battery (5) through the magnetic coupling wireless charging circuit (4); 所述光伏板(12)的电源输出端通过二号单向升压DC/DC电路(22)与三元锂离子电池(3)的二号电源输入端连接，所述三元锂离子电池(3)的电源信号输出端通过磁耦合无线充电电路(4)与电动汽车动力电池(5)的电源信号输入端连接；The power output terminal of the photovoltaic panel (12) is connected to the No. 2 power supply input terminal of the ternary lithium-ion battery (3) through the No. 2 unidirectional boosting DC/DC circuit (22), and the ternary lithium-ion battery ( The power signal output end of 3) is connected to the power signal input end of the electric vehicle power battery (5) through the magnetic coupling wireless charging circuit (4); 所述风力发电机(13)的电源信号输出端通过AC/DC电路(23)与三元锂离子电池(3)的三号电源信号输入端连接。The power signal output end of the wind generator (13) is connected to the No. 3 power signal input end of the ternary lithium-ion battery (3) through an AC/DC circuit (23). 2.根据权利要求1所述的一种带有燃气发电机-光伏-储能结构的电动汽车大功率充电装置，其特征在于一号单向升压AC/DC电路(21)采用桥式整流和BOOST电路实现。2. A high-power electric vehicle charging device with a gas generator-photovoltaic-energy storage structure according to claim 1, characterized in that the No. 1 one-way boost AC/DC circuit (21) adopts bridge rectification and BOOST circuit implementation. 3.根据权利要求2所述的一种带有燃气发电机-光伏-储能结构的电动汽车大功率充电装置，其特征在于单相单向升压DC/DC电路(22)采用BOOST电路实现。3. The high-power electric vehicle charging device with a gas generator-photovoltaic-storage structure according to claim 2, characterized in that the single-phase unidirectional boost DC/DC circuit (22) is realized by a BOOST circuit . 4.实现权利要求1的一种带有燃气发电机-光伏-储能结构的电动汽车大功率充电装置的充电方法，具体方法为：4. realize the charging method of a kind of electric vehicle high-power charging device with gas generator-photovoltaic-energy storage structure of claim 1, the concrete method is: 当三元锂离子电池(3)的SOC大于90％时，令与光伏板(12)连接的二号单向升压DC/DC电路(22)和与燃气发电机(11)连接的AC/DC电路(21)停止工作，与风力发电机(13)连接的AC/DC变换器(23)也停止工作。当三元锂离子电池(3)的SOC低于90％时，启动与光伏板(12)连接的二号单向升压DC/DC电路(22)和与风力发电机(11)连接的AC/DC电路(23)使光伏板(12)和风力发电机(13)工作共同为三元锂离子电池(3)充电。当为电动汽车动力电池(5)充电时，同时启动燃料电池DC/DC(21)，光伏DC/DC(22)，风力发电机AC/DC(23)共同工作，为三元锂离子电池(3)供电，三元锂离子电池(3)与磁耦合无线充电变换器(4)连接，磁耦合无线充电变换器(4)输出连接电动汽车动力电池(5)，为动力电池(5)充电。When the SOC of the ternary lithium-ion battery (3) is greater than 90%, make the No. 2 one-way boost DC/DC circuit (22) connected with the photovoltaic panel (12) and the AC/DC circuit connected with the gas generator (11) The DC circuit (21) stops working, and the AC/DC converter (23) connected with the wind generator (13) also stops working. When the SOC of the ternary lithium-ion battery (3) is lower than 90%, start the No. 2 one-way boost DC/DC circuit (22) connected to the photovoltaic panel (12) and the AC connected to the wind turbine (11) The /DC circuit (23) enables the photovoltaic panel (12) and the wind turbine (13) to work together to charge the ternary lithium-ion battery (3). When charging the electric vehicle power battery (5), the fuel cell DC/DC (21), photovoltaic DC/DC (22), and wind turbine AC/DC (23) work together to form a ternary lithium-ion battery ( 3) Power supply, the ternary lithium-ion battery (3) is connected to the magnetically coupled wireless charging converter (4), and the output of the magnetically coupled wireless charging converter (4) is connected to the electric vehicle power battery (5) to charge the power battery (5) .
CN201811066195.4A 2018-09-13 2018-09-13 A kind of wind-light-storage-fuel cell electric car is wireless high power charging device and charging method Pending CN109130932A (en)

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CN201811066195.4A CN109130932A (en) 2018-09-13 2018-09-13 A kind of wind-light-storage-fuel cell electric car is wireless high power charging device and charging method

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007159225A (en) * 2005-12-02 2007-06-21 Kawasaki Heavy Ind Ltd Microgrid using high performance secondary batteries
US8618766B2 (en) * 2010-09-27 2013-12-31 Deere & Company Robot power source charging station
CN203601032U (en) * 2013-11-08 2014-05-21 李俊娇 Fuel cell and solar energy combined supply electric automobile
CN205791625U (en) * 2016-05-27 2016-12-07 易电通（北京）储能科技有限公司 A kind of light storage charging vehicle
CN206086429U (en) * 2016-10-21 2017-04-12 成都经纬智联科技有限公司 A wireless charging system of vehicle for disposing at bus stop

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007159225A (en) * 2005-12-02 2007-06-21 Kawasaki Heavy Ind Ltd Microgrid using high performance secondary batteries
US8618766B2 (en) * 2010-09-27 2013-12-31 Deere & Company Robot power source charging station
CN203601032U (en) * 2013-11-08 2014-05-21 李俊娇 Fuel cell and solar energy combined supply electric automobile
CN205791625U (en) * 2016-05-27 2016-12-07 易电通（北京）储能科技有限公司 A kind of light storage charging vehicle
CN206086429U (en) * 2016-10-21 2017-04-12 成都经纬智联科技有限公司 A wireless charging system of vehicle for disposing at bus stop

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Application publication date: 20190104