CN109327069A - A kind of light-storage-fuel cell electric car high power charging device and energy management method - Google Patents

A kind of light-storage-fuel cell electric car high power charging device and energy management method Download PDF

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Publication number
CN109327069A
CN109327069A CN201811066192.0A CN201811066192A CN109327069A CN 109327069 A CN109327069 A CN 109327069A CN 201811066192 A CN201811066192 A CN 201811066192A CN 109327069 A CN109327069 A CN 109327069A
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CN
China
Prior art keywords
circuit
fuel cell
lithium ion
ion battery
ternary lithium
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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
CN201811066192.0A
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Chinese (zh)
Inventor
杜玖玉
***
李建秋
卢兰光
王贺武
李亚伦
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Tsinghua University
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Tsinghua University
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Priority to CN201811066192.0A priority Critical patent/CN109327069A/en
Publication of CN109327069A publication Critical patent/CN109327069A/en
Pending legal-status Critical Current

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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
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
    • H02J7/35—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
    • 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
    • H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
    • H02J7/342—The other DC source being a battery actively interacting with the first one, i.e. battery to battery charging
    • 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
    • B60L2210/10—DC to DC converters
    • B60L2210/14—Boost converters
    • 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
    • H02J2207/00—Indexing scheme relating to details of circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J2207/20—Charging or discharging characterised by the power electronics converter
    • 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
    • H02J2207/00—Indexing scheme relating to details of circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J2207/40—Indexing scheme relating to details of circuit arrangements for charging or depolarising batteries or for supplying loads from batteries adapted for charging from various sources, e.g. AC, DC or multivoltage
    • 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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/50—Photovoltaic [PV] energy
    • Y02E10/56—Power conversion systems, e.g. maximum power point trackers
    • 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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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)

Abstract

A kind of light-storage-fuel cell electric car high power charging device and energy management method are related to mobile energy storage quick charge device and control technology.It is to solve the problems, such as that electric car charging is limited by charging pile place, the present invention is when the SOC of ternary lithium ion battery (3) is greater than 90%, the No.1 connecting with fuel cell (11) and photovoltaic panel (12) is enabled unidirectionally to boost DC/DC circuit (21), No. two unidirectional boostings DC/DC circuit (22) stop working, when the SOC of ternary lithium ion battery (3) is lower than 90%, it opens No.1 and unidirectionally boosts DC/DC circuit (21), No. two unidirectional boostings DC/DC circuit (22), photovoltaic panel (12) are made to generate electricity and be ternary lithium ion battery (3) charging together with fuel cell (11), and then it charges for electric automobile power battery (5).

Description

A kind of light-storage-fuel cell electric car high power charging device and energy management 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 light- Storage-fuel cell electric car high power charging device and energy management method.
A kind of light-storage-fuel cell electric car high power charging device, it includes electric automobile power battery (5), The electric automobile power battery (5) is used to provide power to electric car；It is characterized in that: further comprising mobile energy storage devices (10), the mobile energy storage device (10) includes that fuel cell (11), photovoltaic panel (12), No.1 are unidirectionally boosted DC/DC circuit (21), No. two unidirectional boostings DC/DC circuit (22), ternary lithium ion battery (3) and isolated form DC/DC converter (4)；
The output end of the fuel cell (11) is unidirectionally boosted DC/DC circuit (21) and ternary lithium ion battery by No.1 (3) No.1 input terminal connection, the output end of the ternary lithium ion battery (3) by isolated form DC/DC converter road (4) with The input terminal of electric automobile power battery (5) connects.
Realize the energy management method of the device, it specifically:
When the SOC of ternary lithium ion battery (3) is higher than 90%, what order was connect with fuel cell (11) and photovoltaic panel (12) Unidirectionally boost DC/DC circuit (21), No. two unidirectional boostings DC/DC circuit (22) of No.1 stop working, when ternary lithium ion battery (3) it when SOC is lower than 90%, opens No.1 and unidirectionally boosts DC/DC circuit (21), the charging side of electric automobile power battery (5) Method opens No.1 and unidirectionally boosts unidirectional boosting DC/DC circuit (22) of DC/DC circuit (21) and No. two, makes photovoltaic panel (12) power generation And together with fuel cell (11) be ternary lithium ion battery (3) charge, and then for electric automobile power battery (5) charge.
The present invention is suitable for work in residence district or company parking lot area.The present invention has been completely free of electric car and has filled Constraint of the electricity 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 DC/DC circuit (21) circuit diagram；
Fig. 3 is the circuit diagram of the present invention two unidirectional boostings DC/DC circuit (22)；
Fig. 4 is the circuit diagram on isolated form DC/DC converter road of the present invention；
Specific embodiment
Specific embodiment one illustrates present embodiment, a kind of light-storage-fuel cell electric car below with reference to Fig. 1 High power charging device, it includes electric automobile power battery (5), and the electric automobile power battery (5) is used for electronic vapour Vehicle provides power；It is characterized in that: further comprising mobile energy storage device (10), and the mobile energy storage device (10) includes fuel cell (11), photovoltaic panel (12), No.1 unidirectionally boost DC/DC circuit (21), No. two unidirectional boostings DC/DC circuit (22), ternary lithium from Sub- battery (3) and isolated form DC/DC converter (4)；
The output end of the fuel cell (11) is unidirectionally boosted DC/DC circuit (21) and ternary lithium ion battery by No.1 (3) No.1 input terminal connection, the output end of the ternary lithium ion battery (3) by isolated form DC/DC converter road (4) with The input terminal of electric automobile power battery (5) connects；
The output end of the photovoltaic panel (12) passes through No. two unidirectional boostings DC/DC circuit (22) and ternary lithium ion battery (3) No. two input terminals connection.
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.The device can real-time display energy-storage battery it is surplus Remaining electricity decides whether that being applicable in the charger baby charges to electric car for user.The present invention has been completely free of electric car Constraint of the charging by charging pile place.
The present invention is suitable for work in residence district or company parking lot area.Energy-storage battery is retired using electric car Battery,.The device can real-time display energy-storage battery remaining capacity, for user decide whether to be applicable in the charger baby to electric car into Row charging.The present invention has been completely free of electric car charging by the constraint in charging pile place.
Realize the energy management method of the device, it method particularly includes:
When the SOC of ternary lithium ion battery (3) is greater than 90%, enables and fuel cell (11), photovoltaic panel (12) and connect No.1 unidirectionally boost DC/DC circuit (21), No. two unidirectional boostings DC/DC circuit (22) and AC/DC circuit (23) stopping work Make,；When the SOC of ternary lithium ion battery (3) is not less than 90%, starting No.1 is unidirectionally boosted DC/DC circuit (21), No. two lists To boosting DC/DC circuit (22) and AC/DC circuit (23)) so that fuel cell (11), photovoltaic panel (12) and work/DC is worked, it is three First lithium ion battery (3) charging
Ternary lithium ion battery (3) is automobile power cell (5) charging by isolated form DC/DC converter circuit (4).
Specific embodiment two illustrates present embodiment, present embodiment and specific embodiment party below with reference to Fig. 1-2 A kind of difference of light described in formula one-storage-fuel cell electric car charging higher power device is that No.1 is unidirectionally boosted DC/DC circuit (21) is realized using BOOST circuit.
Specific embodiment three illustrates present embodiment, present embodiment and specific embodiment party below with reference to Fig. 1-2 A kind of difference of light-storage-fuel cell electric car high power charging device described in formula one is, No. two unidirectional boostings DC/DC circuit (22) is realized using BOOST circuit.
Specific embodiment three illustrates present embodiment, present embodiment and specific embodiment party below with reference to Fig. 1-2 The difference of one kind-light described in formula one-storage-fuel cell electric car charging higher power device and energy management method exists In isolated form DC/DC converter (4) is realized using half-bridge circuit.
Specific embodiment four realizes a kind of light-storage-fuel described in specific embodiment one and specific embodiment one The energy management method and energy management method of the electric car high power charging device of battery are: for ternary lithium ion battery (3): it method particularly includes:
When the SOC of ternary lithium ion battery (3) is higher than 90%, what order was connect with fuel cell (11) and photovoltaic panel (12) Unidirectionally boost DC/DC circuit (21), No. two unidirectional boostings DC/DC circuit (22) of No.1 stop working, when ternary lithium ion battery (3) it when SOC is lower than 90%, opens No.1 and unidirectionally boosts DC/DC circuit (21), the charging side of electric automobile power battery (5) Method opens No.1 and unidirectionally boosts unidirectional boosting DC/DC circuit (22) of DC/DC circuit (21) and No. two, makes photovoltaic panel (12) power generation And together with fuel cell (11) be ternary lithium ion battery (3) charge, and then for electric automobile power battery (5) charge.

Claims (5)

1. a kind of light-storage-fuel cell electric car high power charging device, it includes electric automobile power battery (5), institute Electric automobile power battery (5) are stated for providing power to electric car；It is characterized in that: further comprising mobile energy storage devices (10), the mobile energy storage device (10) includes that fuel cell (11), photovoltaic panel (12), No.1 are unidirectionally boosted DC/DC circuit (21), No. two unidirectional boostings DC/DC circuit (22), ternary lithium ion battery (3) and isolated form DC/DC converter (4)；
The power output end of the fuel cell (11) is unidirectionally boosted DC/DC circuit (21) and ternary lithium ion battery by No.1 (3) No.1 power input connection, the power output end of the ternary lithium ion battery (3) are converted by isolated form DC/DC Device road (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 battery (3) No. two power inputs connection.
2. a kind of light-storage-fuel cell electric car high power charging device according to claim 1, feature exist DC/DC circuit (21) are unidirectionally boosted using the realization of BOOST circuit in No.1.
3. a kind of light-storage-fuel cell electric car high power charging device according to claim 1, feature exist It is realized in No. two unidirectional boostings DC/DC circuit (22) using BOOST circuit.
4. a kind of light-storage-fuel cell electric car high power charging device according to claim 1 and energy management Method, it is characterised in that isolated form DC/DC converter (4) is realized using half-bridge circuit.
5. realizing a kind of light-storage-fuel cell electric car high power charging device energy management side of claim 1 Method, for ternary lithium ion battery (3): it method particularly includes:
When the SOC of ternary lithium ion battery (3) is higher than 90%, the No.1 connecting with fuel cell (11) and photovoltaic panel (12) is enabled Unidirectional boosting DC/DC circuit (21), No. two unidirectional boostings DC/DC circuit (22) stop working, when ternary lithium ion battery (3) When SOC is lower than 90%, opens No.1 and unidirectionally boost DC/DC circuit (21), the charging method of electric automobile power battery (5) is opened No.1 is opened unidirectionally to boost unidirectional boosting DC/DC circuit (22) of DC/DC circuit (21) and No. two, make photovoltaic panel (12) generate electricity and together with Fuel cell (11) charges together for ternary lithium ion battery (3), and then charges for electric automobile power battery (5).
CN201811066192.0A 2018-10-12 2018-10-12 A kind of light-storage-fuel cell electric car high power charging device and energy management method Pending CN109327069A (en)

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CN201811066192.0A CN109327069A (en) 2018-10-12 2018-10-12 A kind of light-storage-fuel cell electric car high power charging device and energy management method

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201918766U (en) * 2011-01-25 2011-08-03 广东九联科技股份有限公司 Solar power-supply system with hybrid power supply
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
JP6039335B2 (en) * 2012-09-25 2016-12-07 大和ハウス工業株式会社 Power supply system
CN206135440U (en) * 2016-07-26 2017-04-26 杭州嘉畅科技有限公司 Fill battery swapping station based on new forms of energy batteries of electric vehicle
CN206412822U (en) * 2017-01-22 2017-08-15 西安交通大学 The Portable movable charging pile that a kind of miniature gas turbine generates electricity
CN107196418A (en) * 2017-06-30 2017-09-22 重庆大学 Independent photovoltaic fuel cell reclaims electrokinetic cell cogeneration energy-storage system

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201918766U (en) * 2011-01-25 2011-08-03 广东九联科技股份有限公司 Solar power-supply system with hybrid power supply
JP6039335B2 (en) * 2012-09-25 2016-12-07 大和ハウス工業株式会社 Power supply system
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
CN206135440U (en) * 2016-07-26 2017-04-26 杭州嘉畅科技有限公司 Fill battery swapping station based on new forms of energy batteries of electric vehicle
CN206412822U (en) * 2017-01-22 2017-08-15 西安交通大学 The Portable movable charging pile that a kind of miniature gas turbine generates electricity
CN107196418A (en) * 2017-06-30 2017-09-22 重庆大学 Independent photovoltaic fuel cell reclaims electrokinetic cell cogeneration energy-storage system

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Application publication date: 20190212