CN214028277U - Electric automobile charging system capable of peak clipping and valley filling - Google Patents
Electric automobile charging system capable of peak clipping and valley filling Download PDFInfo
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- CN214028277U CN214028277U CN202022763337.1U CN202022763337U CN214028277U CN 214028277 U CN214028277 U CN 214028277U CN 202022763337 U CN202022763337 U CN 202022763337U CN 214028277 U CN214028277 U CN 214028277U
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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
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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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
- 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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- 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
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model relates to an electric automobile technical field that charges discloses an electric automobile charging system that can peak clipping fill in valley, including alternating current distribution equipment, a plurality of AC/DC module, a plurality of first DAU, at least one second DAU, energy storage battery, a plurality of DC/DC module, with a plurality of third DAU, charging terminal, energy storage battery charge controller, the power distribution controller that DC/DC module links to each other one by one. The utility model has the advantages of it is following and effect: the commercial power is charged to the energy storage battery in the load valley, the energy storage battery is preferentially used as a charging power supply to charge the electric automobile in the load peak, and the commercial power is allocated to be used as the charging power supply to charge the electric automobile when the power of the energy storage battery is insufficient. The peak-valley mode of the charging system can be smoothly converted, the charging power of the energy storage battery and the charging power of the electric automobile can be dynamically adjusted according to the charging requirements in different time periods, the utilization rate of the energy storage battery is improved, and the peak clipping and valley filling functions of the charging system of the electric automobile are realized.
Description
Technical Field
The utility model relates to an electric automobile charging technology field, in particular to can peak clipping fill electric automobile charging system in millet.
Background
With the increasing popularization of electric vehicles, the number and power requirements of direct current chargers are also increasing. The direct current charger takes electricity from commercial power, and converts the commercial power into direct current power to charge the electric automobile through the AC/DC rectification module. A large number of electric vehicles are charged in the peak load period of the power grid, and great pressure is brought to the power grid. The output power of the direct current charger is directly related to the charging demand of the electric automobile, but is not related to the peak-valley value of the load of the power grid, and the electric energy drawn by the direct current charger from the power grid is the same whether the load is at the peak or the valley. In order to realize peak clipping and valley filling of a power grid during charging of an electric vehicle, it is necessary to provide an electric vehicle charging system.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a can peak clipping fill electric automobile charging system in millet.
The above technical purpose of the present invention can be achieved by the following technical solutions: an electric automobile charging system capable of clipping peaks and filling valleys comprises an alternating current distribution device, a plurality of AC/DC modules connected with the alternating current distribution device, a plurality of first DAUs, at least one second DAU, an energy storage battery, a plurality of DC/DC modules connected with the energy storage battery, a plurality of third DAUs connected with the DC/DC modules one by one, a charging terminal, an energy storage battery charging controller and a power distribution controller, wherein each first DAU and each second DAU are connected with one AC/DC module, the first DAU and the third DAU are connected with the charging terminal after being cascaded in pairs, the second DAU is connected with the energy storage battery, the AC/DC module and the DC/DC module are both in communication connection with the power distribution controller, and the power distribution controller and the charging terminal are in communication connection with the energy storage battery charging controller.
By adopting the technical scheme, the DAU is an abbreviation of dynamic allocation unit and is a dynamic allocation unit, the AC/DC module is a device for converting alternating current into direct current, and the DC/DC module is a device for converting electric energy of one voltage value into electric energy of another voltage value in a direct current circuit. And when the mains supply load is low, the power distribution controller distributes the AC/DC module to charge the energy storage battery and the electric automobile. And when the load is in a peak, the energy storage battery charging controller sends an instruction to the power distribution controller, the power distribution controller distributes the DC/DC module, and the energy storage battery is preferentially used for charging the electric automobile. When the electric quantity of the energy storage battery is insufficient, the power distribution controller distributes the AC/DC module to charge the electric automobile through the commercial power.
The utility model discloses a further set up to: and the first DAU and the third DAU are connected with a first diode after being cascaded pairwise, and the first diode is connected with the charging terminal.
By adopting the technical scheme, the diode is used for protecting the reverse flow of the short-circuit current.
The utility model discloses a further set up to: and the second DAU is connected with a second diode, and the second diode is connected with the energy storage battery.
The utility model discloses a further set up to: a first line concentrator is arranged between the AC/DC module and the first DAU and between the AC/DC module and the second DAU, and a second line concentrator is arranged between the DC/DC module and the third DAU.
Through adopting above-mentioned technical scheme, line concentration board one, line concentration board dual-purpose are used for improving the circuit integrated level, reduce wiring quantity, improve production efficiency.
The utility model discloses a further set up to: the first DAU, the second DAU, and the third DAU each include a plurality of sets of dc contactors.
The utility model discloses a further set up to: charging terminal includes rifle, man-machine interface, strapping table, the control panel that charges.
The utility model has the advantages that: the commercial power is charged to the energy storage battery in the load valley, the energy storage battery is preferentially used as a charging power supply to charge the electric automobile in the load peak, and the commercial power is allocated to be used as the charging power supply to charge the electric automobile when the power of the energy storage battery is insufficient. The peak-valley mode of the charging system can be smoothly converted, the charging power of the energy storage battery and the charging power of the electric automobile can be dynamically adjusted according to the charging requirements in different time periods, the utilization rate of the energy storage battery is improved, and the peak clipping and valley filling functions of the charging system of the electric automobile are realized.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic system configuration diagram of the embodiment.
In the figure, 1, an alternating current distribution device; 2. an AC/DC module; 3. a first DAU; 4. a second DAU; 5. a third DAU; 6. an energy storage battery; 7. a DC/DC module; 8. a first diode; 9. a second diode; 10. a charging terminal; 11. a first line concentration plate; 12. a second line concentration plate; 13. and an energy storage battery charging controller.
Detailed Description
The technical solution of the present invention will be clearly and completely described below with reference to the specific embodiments. It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Example (b): an electric automobile charging system capable of clipping peaks and filling valleys comprises an alternating current distribution device 1, a plurality of AC/DC modules 2 connected with the alternating current distribution device 1, a plurality of first DAUs 3, at least one second DAU4 and a plurality of charging terminals 10, wherein each first DAU3 and each second DAU4 are connected with one AC/DC module 2, and a line concentration board I11 is installed between each AC/DC module 2 and each first DAU3 and each second DAU 4. The charging terminal 10 includes a charging gun, a human-computer interface, a meter, and a charging monitor panel.
The electric automobile charging system capable of clipping peaks and filling valleys further comprises an energy storage battery 6, a plurality of DC/DC modules 7 connected with the energy storage battery 6, third DAUs 5 respectively connected with the plurality of DC/DC modules 7 one by one, an energy storage battery charging controller 13 and a power distribution controller, wherein a second DAU4 is connected with the energy storage battery 6, and a diode II 9 is installed between the second DAU4 and the energy storage battery 6. The first DAU3 and the third DAU5 are cascaded in series and then connected with a diode one 8, and the diode one 8 is connected with the charging terminal 10. The AC/DC module 2, the DC/DC module 7, the first DAU3, the second DAU4 and the third DAU5 are all connected with a power distribution controller in a communication mode, and the power distribution controller and the charging terminal 10 are all connected with an energy storage battery charging controller 13 in a communication mode. The first DAU3, the second DAU4, and the third DAU5 each include multiple sets of dc contactors therein. A second hub 12 is mounted between the DC/DC module 7 and the third DAU 5.
And when the mains supply load is low, the power distribution controller distributes the AC/DC module 2 to charge the energy storage battery 6 and the electric automobile. During the peak load, the energy storage battery charging controller 13 sends an instruction to the power distribution controller, and the power distribution controller distributes the DC/DC module 7 and preferentially uses the energy storage battery 6 to charge the electric vehicle. When the energy storage battery 6 is low in electricity, the power distribution controller distributes the AC/DC module 2 to charge the electric automobile through the commercial power.
Claims (6)
1. The utility model provides an electric automobile charging system that can peak clipping fill in valley which characterized in that: the power distribution system comprises alternating current power distribution equipment (1), a plurality of AC/DC modules (2) connected with the alternating current power distribution equipment (1), a plurality of first DAUs (3), at least one second DAU (4), an energy storage battery (6), a plurality of DC/DC modules (7) connected with the energy storage battery (6), a plurality of third DAUs (5) connected with the plurality of DC/DC modules (7) one by one, a charging terminal (10), an energy storage battery charging controller (13) and a power distribution controller, wherein each first DAU (3) and each second DAU (4) are connected with one AC/DC module (2), the charging terminal (10) is connected after the first DAU (3) and the third DAU (5) are cascaded in pairs, the second DAU (4) is connected with the energy storage battery (6), and the AC/DC modules (2), The DC/DC modules (7) are in communication connection with the power distribution controller, and the power distribution controller and the charging terminal (10) are in communication connection with the energy storage battery charging controller (13).
2. The electric vehicle charging system capable of clipping peaks and filling valleys according to claim 1, wherein: the first DAU (3) and the third DAU (5) are connected with a first diode (8) after being cascaded in pairs, and the first diode (8) is connected with the charging terminal (10).
3. The electric vehicle charging system capable of clipping peaks and filling valleys according to claim 1 or 2, wherein: and the second DAU (4) is connected with a second diode (9), and the second diode (9) is connected with the energy storage battery (6).
4. The electric vehicle charging system capable of clipping peaks and filling valleys according to claim 1, wherein: a first line concentrator (11) is arranged between the AC/DC module (2) and the first DAU (3) and the second DAU (4), and a second line concentrator (12) is arranged between the DC/DC module (7) and the third DAU (5).
5. The electric vehicle charging system capable of clipping peaks and filling valleys according to claim 1, wherein: the first DAU (3), the second DAU (4) and the third DAU (5) comprise a plurality of groups of direct current contactors.
6. The electric vehicle charging system capable of clipping peaks and filling valleys according to claim 1, wherein: charging terminal (10) are including the rifle that charges, human-computer interface, strapping table, the control panel that charges.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022763337.1U CN214028277U (en) | 2020-11-25 | 2020-11-25 | Electric automobile charging system capable of peak clipping and valley filling |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022763337.1U CN214028277U (en) | 2020-11-25 | 2020-11-25 | Electric automobile charging system capable of peak clipping and valley filling |
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| CN214028277U true CN214028277U (en) | 2021-08-24 |
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| CN202022763337.1U Active CN214028277U (en) | 2020-11-25 | 2020-11-25 | Electric automobile charging system capable of peak clipping and valley filling |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116742665A (en) * | 2023-08-09 | 2023-09-12 | 江苏天合储能有限公司 | Power control method and device of energy storage charging system and energy storage charging system |
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2020
- 2020-11-25 CN CN202022763337.1U patent/CN214028277U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116742665A (en) * | 2023-08-09 | 2023-09-12 | 江苏天合储能有限公司 | Power control method and device of energy storage charging system and energy storage charging system |
| CN116742665B (en) * | 2023-08-09 | 2023-11-28 | 江苏天合储能有限公司 | Power control method and device of energy storage charging system and energy storage charging system |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20221110 Address after: 441000 No. 59, Guanyu Road, Tuanshan Town, Xiangyang High tech Development Zone, Hubei Province Patentee after: Hubei Chasri New Energy Technology Co.,Ltd. Address before: 441000 No.59 Guanyu Road, high tech Industrial Development Zone, Fancheng District, Xiangyang City, Hubei Province Patentee before: HUBEI SURPASS SUN ELECTRIC Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 441000 No. 59, Guanyu Road, Tuanshan Town, Xiangyang High tech Development Zone, Hubei Province Patentee after: Borg Warner New Energy (Xiangyang) Co.,Ltd. Address before: 441000 No. 59, Guanyu Road, Tuanshan Town, Xiangyang High tech Development Zone, Hubei Province Patentee before: Hubei Chasri New Energy Technology Co.,Ltd. |