CN106505685A - A kind of distributed energy storage charging pile - Google Patents

A kind of distributed energy storage charging pile Download PDF

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Publication number
CN106505685A
CN106505685A CN201611124477.6A CN201611124477A CN106505685A CN 106505685 A CN106505685 A CN 106505685A CN 201611124477 A CN201611124477 A CN 201611124477A CN 106505685 A CN106505685 A CN 106505685A
Authority
CN
China
Prior art keywords
energy
charging pile
battery bag
storage battery
charging
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
CN201611124477.6A
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Chinese (zh)
Inventor
张瑞锋
王海帆
吴晋
江银锋
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.)
Shenzhen Shen Qing new material Co., Ltd.
Original Assignee
Shenzhen Qing Ming Technology Co Ltd
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 Shenzhen Qing Ming Technology Co Ltd filed Critical Shenzhen Qing Ming Technology Co Ltd
Priority to CN201611124477.6A priority Critical patent/CN106505685A/en
Publication of CN106505685A publication Critical patent/CN106505685A/en
Pending legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0042Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60LPROPULSION 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
    • B60L53/00Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
    • B60L53/30Constructional details of charging stations
    • B60L53/31Charging columns specially adapted for electric vehicles
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02SGENERATION OF ELECTRIC POWER BY CONVERSION OF INFRA-RED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
    • H02S10/00PV power plants; Combinations of PV energy systems with other systems for the generation of electric power
    • H02S10/10PV power plants; Combinations of PV energy systems with other systems for the generation of electric power including a supplementary source of electric power, e.g. hybrid diesel-PV energy systems
    • H02S10/12Hybrid wind-PV energy systems
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/70Energy storage systems for electromobility, e.g. batteries
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/7072Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/72Electric energy management in electromobility
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T90/00Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10Technologies relating to charging of electric vehicles
    • Y02T90/12Electric charging stations

Abstract

The present invention relates to a kind of distributed energy storage charging pile, the charging pile from top to bottom includes successively:Wind electricity generating system and/or solar panel, LED street lamp, charge and discharge control module, power output interface, charging physical protection device, inverter, battery energy storage management system and energy-storage battery bag.The dump energy that the present invention can be produced using wind energy or solar energy is stored in energy-storage battery bag, as the charging energy of electric vehicle or mobile electronic device, low-carbon energy-saving environmental protection, reduces the dependence to electrical network, while reducing the laying cost of charging pile circuit.

Description

A kind of distributed energy storage charging pile
Technical field
The present invention relates to battery energy storage technical field, more particularly to a kind of distributed energy storage charging pile.
Background technology
A large amount of popularizations of electric vehicle and personal mobile electronic device at present, degree of dependence mesh benefit of these equipment to the energy Seriously.Battery energy storage system be a kind of can realize energy access, the device of to and fro flow of power, contribute to solve regenerative resource Large-scale grid connection or the problem of isolated power grid, for Isolated Network System, are conducive to improving system stability, improve the quality of power supply. Wind energy, solar energy develop a kind of equipment that can store these energy while being as a kind of cleaning, the energy of sustainable use User provides the source of energy, is conducive to alleviating energy shortage, reduces environmental pollution.
How novel device of the charging pile as present electric vehicle, be charged using civilian electricity, takes grid power, wave Take resource, while being unfavorable for being charged in the place away from residential block.Street lamp as a kind of equipment being seen everywhere in city, But the structure overwhelming majority of solar street light at present on the market is all some pieces by one or more LED street lamp light source Monocrystalline or polysilicon solar cell plate, several accumulator and controller for solar etc. are constituted, and accumulator is usual For lead-acid accumulator or ferric phosphate lithium cell.Such product, volume ratio are larger, cost of transportation is high, it is high to install maintenance cost, no Environmental protection, easily aging, service life are short, and low-temperature characteristics is poor.
In sum, existing charging pile relies on electrical network, is equipped with difficulty, and rarely having can be while personal mobile for electric vehicle Electronic equipment provides the equipment of charge function, and current roadside solar street light is present the defect such as installs, transports and use, while Do not possess charge function yet.
Content of the invention
It is an object of the invention to, the above-mentioned technical problem for overcoming existing charging pile to exist.
For achieving the above object, the invention provides a kind of distributed energy storage charging pile, the distributed energy storage charging pile by Include under up to successively:Wind electricity generating system and/or solar panel, LED street lamp, charge and discharge control module, power supply output Interface, charging physical protection device, inverter, battery energy storage management system and energy-storage battery bag.
Preferably, above-mentioned energy-storage battery bag is from top to bottom included inside which successively using cylindrical orthogonal group technology:Inhale Modeling end cap, PI insulating trips, aluminium bus-bar, upper bracket, battery core module, lower carriage, rod iron, bifunctional epoxy resin, electric fuse, foam sea Cotton, heat transfer aluminium sheet and fire prevention plastic cement.
Preferably, energy-storage battery bag is formed using lithium-ion electric core series, parallel or connection in series-parallel.
Preferably, charge and discharge control module includes:Single chip machine controlling circuit module, LED illumination drive circuit module, temperature Sensor, MPPT maximum power point tracking circuit module, charge controller, analogue signal rectification circuit, control chip, load control and Supervisory circuit;The MPPT maximum power point tracking circuit module respectively with the energy-storage battery bag and the single chip machine controlling circuit mould Block connects.
Preferably, battery energy storage management system include power conversion sub-system, battery management subsystem, Monitor And Control Subsystem, The MPPT maximum power point tracking controller that photovoltaic generation is controlled with energy storage.
Preferably, battery energy storage management system carries out charged shape using extended Kalman filter to the energy-storage battery bag State SOC is estimated.
Preferably, charging physical protection device is set to rotary slip ring structure.
Preferably, inverter includes inverter bridge, control logic and filter circuit, the energy storage is electric by the inverter The unidirectional current of Chi Bao is transformed into the alternating current of 220V, 50Hz sine wave or 110V, 60Hz sine wave.
Preferably, energy-storage battery bag is using Li-ion batteries piles and capacitor bank composition, the solar panel and institute The energy for stating wind electricity generating system output optimizes the lithium-ion electric through the capacitor bank and step-down/up type DC/DC transducers Pond group charging process, realizes the charging of accumulator under low light level low wind conditions.
Preferably, the wind electricity generating system and/or the solar panel are sequentially connected with the energy-storage battery bag There are the wind electricity generating system and/or the solar cell panel voltages sample circuit and DC/DC transducer drive circuits.
The dump energy that the present invention can be produced using wind energy or solar energy is stored in energy-storage battery bag, used as electric vehicle or shifting The charging energy of dynamic electronic equipment, low-carbon energy-saving environmental protection reduce the dependence to electrical network, while reducing the laying of charging pile circuit Cost.
Description of the drawings
Fig. 1 is a kind of distributed energy storage charging pile structural representation provided in an embodiment of the present invention;
Fig. 2 is battery SOC control strategy schematic flow sheet;
Fig. 3 is distributed energy storage charging pile charge-discharge system operation schematic diagram shown in Fig. 1.
Specific embodiment
Purpose, technical scheme and advantage for making the embodiment of the present invention is clearer, below in conjunction with the embodiment of the present invention In accompanying drawing, to the embodiment of the present invention in technical scheme be clearly and completely described, it is clear that described embodiment is The a part of embodiment of the present invention, rather than whole embodiments.Embodiment in based on the present invention, those of ordinary skill in the art The every other embodiment obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
For ease of the understanding to the embodiment of the present invention, it is further explained with specific embodiment below in conjunction with accompanying drawing Bright, embodiment does not constitute the restriction to the embodiment of the present invention.
Fig. 1 is a kind of distributed energy storage charging pile structural representation provided in an embodiment of the present invention.As shown in figure 1, this point Cloth energy storage charging pile from top to bottom includes successively:Wind electricity generating system 1 and/or solar panel 2, LED street lamp 3, charge and discharge Electric control module 8, power output interface 4, charging physical protection device 5, inverter 9, battery energy storage management system 6 and energy storage electricity Pond bag 7, wherein, has one piece of solar panel 2 in the middle of each LED street lamp 3, the solar panel 2 can utilize LED simultaneously 3 light source of street lamp generates electricity;Power output interface 4 includes USB output interfaces and TYPE-C output interfaces.Inverter 9 and battery bag 7 are total Output connects with output interface is exchanged.
Wherein, energy-storage battery bag 7 is from top to bottom included inside which successively using cylindrical orthogonal group technology:Plastic uptake end Lid, PI insulating trips, aluminium bus-bar, upper bracket, battery core module, lower carriage, rod iron, bifunctional epoxy resin, electric fuse, foam sponge, Heat transfer aluminium sheet and fire prevention plastic cement.Preferably, energy-storage battery bag 7 is formed using lithium-ion electric core series, parallel or connection in series-parallel.
Charge and discharge control module 8 includes:Single chip machine controlling circuit module, LED illumination drive circuit module, temperature sensing Device, MPPT maximum power point tracking circuit module, charge controller, analogue signal rectification circuit, control chip, load control and monitoring Circuit;The MPPT maximum power point tracking circuit module is connected with the energy-storage battery bag and the single chip machine controlling circuit module respectively Connect.
Battery energy storage management system 6 includes that power conversion sub-system, battery management subsystem, Monitor And Control Subsystem, photovoltaic are sent out The MPPT maximum power point tracking controller that electricity is controlled with energy storage.
Battery energy storage management system 6 carries out state-of-charge SOC using extended Kalman filter to the energy-storage battery bag Estimation.
Specifically, battery SOC control strategy schematic flow sheet is as shown in Figure 3;When SOC is more than or equal to 100%, battery is stored up Can management system stopping energy-storage battery bag supplying power for outside;When SOC being more than or equal to 40% less than 100%, battery energy storage is managed System control energy-storage battery bag supplying power for outside and charging;When SOC is less than 40% more than or equal to 20%, battery energy storage management system Control energy-storage battery bag is only powered to street lamp;When SOC is less than 20%, battery energy storage management system controls energy-storage battery bag Accumulator is charged.
When fully charged and solar energy or wind power generation are more than workload demand, input off-load is filled battery energy storage management system 6 Put, consume unnecessary energy;
When battery energy storage management system 6 is discharged and solar energy or wind power generation are less than workload demand, it is to continue to system Middle sensitive loads are powered, and put into stand-by power supply;
The access of the battery energy storage system 6 is used for solving to be fluctuated with load disturbance to isolated network by solar energy or wind power generation Frequency stable sex chromosome mosaicism produced by system provides a kind of effective manner;
When 6 frequency of battery energy storage management system jumps, it is charged to absorb by control battery energy storage management system Unnecessary active power;And when battery energy storage management system frequency bust, put by controlling battery energy storage management system Electricity carrys out compensation system active power shortage.
Solar panel 2 is connected with wind power generation dress in turn with energy-storage battery bag 7 and step-down/up type DC/DC change-over circuits Put and/or solar cell panel voltages sample circuit and DC/DC transducer drive circuits.
Charging physical protection device 5 is set to rotary slip ring structure.
Inverter 9 includes inverter bridge, control logic and filter circuit, by the inverter 9 by the energy-storage battery bag Unidirectional current be transformed into the alternating current of 220V, 50Hz sine wave or 110V, 60Hz sine wave.
Energy-storage battery bag 7 is using Li-ion batteries piles and capacitor bank composition, the solar panel and the wind energy The energy of TRT output optimizes the Li-ion batteries piles through the capacitor bank and step-down/up type DC/DC transducers and fills Electric process, realizes the charging of accumulator under low light level low wind conditions.
The dump energy that the embodiment of the present invention can be produced using wind energy or solar energy is stored in energy-storage battery bag, used as electric motor car Or mobile electronic device, such as mobile phone, panel computer, the portable charging energy, low-carbon energy-saving environmental protection, reduce to electrical network Rely on, while reducing the laying cost of charging pile circuit.
Fig. 3 is distributed energy storage charging pile charge-discharge system operation schematic diagram shown in Fig. 1.As shown in figure 3, solaode Plate 1 or wind electricity generating system 2 are charged to battery after the regulation of charge and discharge control module 8 or the unloading of unnecessary electricity, work as electricity When pond 7 dump energies of bag meet system requirements, then DC load is powered by battery bag 7 or after inverter 9 to handing over Current load is powered.
Above a kind of distributed energy storage charging pile provided by the present invention is described in detail, and combination is embodied as Example is expanded on further to the present invention, it must be pointed out that, the explanation of above example is not used in restriction and is only intended to help and manages The core concept of the solution present invention, for those skilled in the art, in the premise without departing from the principle of the invention Under, any improvement that the present invention is carried out and the replacement scheme being equal to this product fall within the guarantor of the claims in the present invention In the range of shield.

Claims (10)

1. a kind of distributed energy storage charging pile, it is characterised in that from top to bottom include successively:Wind electricity generating system and/or the sun Can cell panel, LED street lamp, charge and discharge control module, power output interface, charging physical protection device, inverter, battery energy storage Management system and energy-storage battery bag.
2. charging pile according to claim 1, it is characterised in that the energy-storage battery bag is using cylindrical orthogonal skill in groups Art, from top to bottom includes inside which successively:Plastic uptake end cap, PI insulating trips, aluminium bus-bar, upper bracket, battery core module, lower carriage, Rod iron, bifunctional epoxy resin, electric fuse, foam sponge, heat transfer aluminium sheet and fire prevention plastic cement.
3. charging pile according to claim 1 and 2, it is characterised in that the energy-storage battery bag adopts lithium-ion electric core string Connection, in parallel or connection in series-parallel are formed.
4. charging pile according to claim 1, it is characterised in that the charge and discharge control module includes:Single-chip Controlling Circuit module, LED illumination drive circuit module, temperature sensor, MPPT maximum power point tracking circuit module, charge controller, mould Intend signal rectifier circuit, control chip, load control and supervisory circuit;The MPPT maximum power point tracking circuit module respectively with institute State energy-storage battery bag and single chip machine controlling circuit module connection.
5. charging pile according to claim 1, it is characterised in that the battery energy storage management system includes power conversion The MPPT maximum power point tracking controller of system, battery management subsystem, Monitor And Control Subsystem, photovoltaic generation and energy storage control.
6. charging pile according to claim 1 or 5, it is characterised in that the battery energy storage management system adopts expansion card Kalman Filtering method carries out state-of-charge SOC estimations to the energy-storage battery bag.
7. charging pile according to claim 1, it is characterised in that the charging physical protection device is set to rotary slip ring Structure.
8. charging pile according to claim 1, it is characterised in that the inverter includes inverter bridge, control logic and filter The unidirectional current of the energy-storage battery bag is transformed into 220V, 50Hz sine wave or 110V, 60Hz by the inverter by wave circuit The alternating current of sine wave.
9. charging pile according to claim 1 and 2, it is characterised in that the energy-storage battery bag adopts Li-ion batteries piles Constitute with capacitor bank, the energy of the solar panel and wind electricity generating system output through the capacitor bank and Step-down/up type DC/DC transducers optimize the Li-ion batteries piles charging process, realize filling for accumulator under low light level low wind conditions Electricity.
10. charging pile according to claim 1, it is characterised in that the wind electricity generating system and/or the solar-electricity Pond plate is connected with the wind electricity generating system and/or solar cell panel voltages sampling electricity in turn with the energy-storage battery bag Road and DC/DC transducer drive circuits.
CN201611124477.6A 2016-12-08 2016-12-08 A kind of distributed energy storage charging pile Pending CN106505685A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
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Applications Claiming Priority (2)

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CN201611124477.6A CN106505685A (en) 2016-12-08 2016-12-08 A kind of distributed energy storage charging pile
PCT/CN2017/091980 WO2018103327A1 (en) 2016-12-08 2017-07-06 Charging pile for distributed energy storage

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Cited By (1)

* Cited by examiner, † Cited by third party
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WO2018103327A1 (en) * 2016-12-08 2018-06-14 深圳市清深科技有限公司 Charging pile for distributed energy storage

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CN109624758A (en) * 2018-12-28 2019-04-16 辽宁立洲科技有限公司 A kind of Vehicular solar charging pile
CN110816345A (en) * 2019-10-10 2020-02-21 南方电网电动汽车服务有限公司 Intelligent charging device and system

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CN102868195A (en) * 2012-09-20 2013-01-09 西安交通大学 System for charging electromobile by utilizing electrical energy of scene electric supply complementation street lamp
CN203363958U (en) * 2013-07-22 2013-12-25 徐州工业职业技术学院 Hybrid energy storage type solar LED street lamp
CN203734353U (en) * 2014-03-19 2014-07-23 任明旭 Electric car charging pile capable of utilizing wind energy or solar energy street lamp's stored energy
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