CN207782429U - A kind of self-power generation type energy storage type charging pile - Google Patents
A kind of self-power generation type energy storage type charging pile Download PDFInfo
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- CN207782429U CN207782429U CN201820291096.5U CN201820291096U CN207782429U CN 207782429 U CN207782429 U CN 207782429U CN 201820291096 U CN201820291096 U CN 201820291096U CN 207782429 U CN207782429 U CN 207782429U
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- Prior art keywords
- energy storage
- alternating
- current
- charging pile
- lithium battery
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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
- 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
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/10—Flexible AC transmission systems [FACTS]
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E70/00—Other energy conversion or management systems reducing GHG emissions
- Y02E70/30—Systems combining energy storage with energy generation of non-fossil origin
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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
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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
- Y02T10/72—Electric energy management in electromobility
Landscapes
- Supply And Distribution Of Alternating Current (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses a kind of self-power generation type energy storage type charging piles, on the basis of existing electric vehicle and electric bicycle charging pile, add photovoltaic generating system and PCS lithium battery energy storage battery systems, the photovoltaic generating system passes through string formation inverter accessing user's alternating-current system using solar panel output electric energy, user's alternating-current system is connect with PCS lithium battery energy storage battery systems, charging pile includes alternating-current charging pile and direct-current charging post, is connect respectively with user's alternating-current system and PCS lithium battery energy storage battery systems.The utility model uses polysilicon photovoltaic module, and electricity price peak period or peak times of power consumption are belonged to during daytime photovoltaic generation, and photovoltaic generation generates power for their own use from directly being used for local load, realizes the maximization of photovoltaic generation income.It is charged from power grid to it in electricity price low-valley interval, energy-storage system release on daytime electric energy is used for local load.Reasonable design, it is economical operation, environmental protection, pollution-free.
Description
Technical field
The utility model is related to a kind of charging piles, are widely used in cell, the concentrations such as public charging station charging place.
Background technology
Environmental problem promotes new-energy automobile and its related industry to develop.Environmental degradation, haze are multiple, and one of reason is
The discharge of vehicle exhaust, orthodox car industry consume the resource of a large amount of preciousnesses using oil as power.Develop clean reproducible energy
It is the sharp weapon for solving environmental problem.Using electrical energy drive automobile, pollution can be made to be reduced to zero, but power grid electric energy is utilized to charge,
Without solving the problems, such as traditional coal oil power generation from the root cause, in the case, the charging technique that taps a new source of energy promotes new energy
The problem of source vehicle charging station, just more seems urgent, while fast-developing electric automobile charging station, also exposes some not
Foot place：For example, 1. energy loss, maintenance cost are high, comparative benefit is relatively low；2. energy storage cannot be carried out, power failure etc. is encountered
In the case of can not just charge；3. without solving the problems, such as no pollution at all；5. it is higher to build charging station cost.
Invention content
The utility model is in view of the shortcomings of the prior art, propose a kind of self-generating energy-storage formula charging pile, in common electric automobile
And on the basis of electric bicycle charging pile, improvement addition photovoltaic inversion component and PCS lithium battery energy storage battery systems are carried out, it can be extensive
Suitable for cell, the concentrations such as public charging station charging place.
Technical solution used by the utility model：
A kind of self-power generation type energy storage type charging pile, on the basis of existing electric vehicle and electric bicycle charging pile, addition
Photovoltaic generating system and PCS lithium battery energy storage battery systems, the photovoltaic generating system include solar panel and photovoltaic inversion group
Part, photovoltaic inversion component use string formation inverter, the solar panel output electric energy to pass through string formation inverter accessing user
Alternating-current system, user's alternating-current system are connect with PCS lithium battery energy storage battery systems, and charging pile includes alternating-current charging pile
And direct-current charging post, the alternating-current charging pile and direct-current charging post respectively with user's alternating-current system and PCS lithium batteries
Energy-storage system connects.
The self-power generation type energy storage type charging pile, user's alternating-current system external connection power grid, the AC distribution
System includes alternating current filter, isolating transformer and LCL filter and AC/DC convertor；Mains voltage signal passes through exchange
Breaker and A.C. contactor input AC filter, then access isolating transformer, and the isolating transformer output signal connects
LCL filter is connect, the LCL filter output signal accesses AC/DC convertor.
The self-power generation type energy storage type charging pile, AC/DC convertor export d. c. voltage signal and access DC filtering
Device, the DC filter output signal connects PCS lithium battery energy storage battery systems by D.C. contactor and charges for lithium battery, described
Lithium battery connects direct-current charging post by PCS lithium battery energy storage battery systems.
The beneficial effects of the utility model：
1, the utility model self-generating energy-storage formula charging pile is belonged to using polysilicon photovoltaic module during daytime photovoltaic generation
In electricity price peak period or peak times of power consumption, photovoltaic generation generates power for their own use from directly being used for local load, realizes photovoltaic generation
The maximization of income.It is charged from power grid to it in electricity price low-valley interval, daytime, energy-storage system to charging pile exported electric energy, or in electricity
Energy surplus situation or electricity price peak period, energy-storage system release electric energy are used for local load.
2, the utility model self-generating energy-storage formula charging pile, reasonable design, economical operation, environmental protection, pollution-free, user
Just, good economic results in society will be generated by promoting the use of.It can be widely used in cell, the concentrations such as public charging station are filled
Electric field institute.
Description of the drawings
Fig. 1 is the major loop block diagram of the utility model self-generating energy-storage formula charging pile；
Fig. 2 is the system structure block diagram of the utility model self-generating energy-storage formula charging pile.
Specific implementation mode
Below by specific implementation mode, the technical solution of the utility model is described in further detail.
Embodiment 1
Referring to Fig. 1, Fig. 2, the utility model self-power generation type energy storage type charging pile, in existing electric vehicle and electric bicycle
On the basis of charging pile, it includes solar-electricity to add photovoltaic generating system and PCS lithium battery energy storage battery systems, the photovoltaic generating system
Pond plate and photovoltaic inversion component, photovoltaic inversion component use string formation inverter, the solar panel output electric energy to pass through group
String inverter accessing user's alternating-current system, user's alternating-current system are connect with PCS lithium battery energy storage battery systems, are charged
Stake includes alternating-current charging pile and direct-current charging post, the alternating-current charging pile and direct-current charging post respectively with user's AC distribution
System and the connection of PCS lithium battery energy storage battery systems.
User's alternating-current system external connection power grid, the alternating-current system include alternating current filter, isolation
Transformer and LCL filter and AC/DC convertor；Mains voltage signal is inputted by AC circuit breaker and A.C. contactor
Alternating current filter, then accesses isolating transformer, and the isolating transformer output signal connects LCL filter, the LCL filtering
Device output signal accesses AC/DC convertor, and alternating current is become quality to charge the battery.
The AC/DC convertor output d. c. voltage signal accesses DC filter, the DC filter output signal
PCS lithium battery energy storage battery systems are connected by D.C. contactor to charge for lithium battery, the lithium battery passes through PCS lithium battery energy storage batteries system
System connection direct-current charging post.
The utility model self-power generation type energy storage type charging pile, built-in gird-connected inverter are the cores of grid-connected photovoltaic system
Conversion equipment, it connects DC side and exchange side, need to have perfect defencive function, good electric energy to export.
Inverter transfer efficiency is higher, then the transfer efficiency of photovoltaic generating system is higher, and the loss of system gross generation is smaller,
System economy is also higher.Therefore when separate unit rated capacity is identical, the inverter that efficiency of selection is high is answered.Inverter transfer efficiency
Including maximal efficiency and European efficiency, European efficiency is the weighting to different capacity point efficiency, this efficiency can more reflect inversion
The overall efficiency characteristic of device.And the output power of photovoltaic generating system is continually changing with intensity of sunshine, therefore type selecting process
In European efficiency should be selected high inverter.
The terminal voltage of solar module is with intensity of sunshine and variation of ambient temperature, the DC input voitage range of inverter
Width can will be used before sunrise with the generated energy of post sunset solar irradiance smaller period, when to extend power generation
Between, increase generated energy.Inverter should have high-performance filter circuit, and the power quality for exchanging output is very high, will not be to power grid matter
Amount pollutes.In the case of the rated power power network fluctuation ＜ 5% of output power >=50%, the exchange output electricity of inverter
Flow total harmonic distortion factor（THD)<3%.Grid type inverter in the process of running, needs the voltage letter for acquiring AC network in real time
Number, pass through closed-loop control so that the ac output current of inverter and the phase of network voltage are consistent, so power factor
It can be maintained near 1.0.
The utility model self-power generation type energy storage type charging pile, being equipped with communication interface has communication function, can be by inverter
Real-time running data, fault message, warning information etc. are uploaded to Power Station Monitored Control System.
Energy storage device can be realized between power grid and battery pack as the power conversion in energy-storage system between power grid and battery
Energy two-way exchange, the stability that " peak load shifting ", adjusting renewable energy system for power grid are powered,
And emergency power supply and stand-by power supply etc. as important department and critical facility.
Claims (3)
1. a kind of self-power generation type energy storage type charging pile, it is characterised in that：In existing electric vehicle and electric bicycle charging pile foundation
On plinth, it includes solar panel and light to add photovoltaic generating system and PCS lithium battery energy storage battery systems, the photovoltaic generating system
Inversion component is lied prostrate, photovoltaic inversion component uses string formation inverter, the solar panel output electric energy to pass through string formation inverter
Accessing user's alternating-current system, user's alternating-current system are connect with PCS lithium battery energy storage battery systems, and charging pile includes handing over
Current charge stake and direct-current charging post, the alternating-current charging pile and direct-current charging post respectively with user's alternating-current system and
PCS lithium battery energy storage battery systems connect.
2. self-power generation type energy storage type charging pile according to claim 1, it is characterised in that：Outside user's alternating-current system
Power grid is connected, the alternating-current system includes alternating current filter, isolating transformer and LCL filter and ac-dc conversion
Device；Then mains voltage signal accesses isolating transformer, institute by AC circuit breaker and A.C. contactor input AC filter
Isolating transformer output signal connection LCL filter is stated, the LCL filter output signal accesses AC/DC convertor.
3. self-power generation type energy storage type charging pile according to claim 2, it is characterised in that：AC/DC convertor exports direct current
Voltage signal accesses DC filter, and the DC filter output signal connects PCS lithium battery energy storage batteries by D.C. contactor
System charges for lithium battery, and the lithium battery connects direct-current charging post by PCS lithium battery energy storage battery systems.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820291096.5U CN207782429U (en) | 2018-03-02 | 2018-03-02 | A kind of self-power generation type energy storage type charging pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820291096.5U CN207782429U (en) | 2018-03-02 | 2018-03-02 | A kind of self-power generation type energy storage type charging pile |
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| Publication Number | Publication Date |
|---|---|
| CN207782429U true CN207782429U (en) | 2018-08-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820291096.5U Expired - Fee Related CN207782429U (en) | 2018-03-02 | 2018-03-02 | A kind of self-power generation type energy storage type charging pile |
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| CN (1) | CN207782429U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114475329A (en) * | 2022-03-04 | 2022-05-13 | 金陵科技学院 | Energy-saving peak staggering charging pile |
-
2018
- 2018-03-02 CN CN201820291096.5U patent/CN207782429U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114475329A (en) * | 2022-03-04 | 2022-05-13 | 金陵科技学院 | Energy-saving peak staggering charging pile |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180828 |
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| CF01 | Termination of patent right due to non-payment of annual fee |