CN211943018U - Centralized direct-current charging device for pure electric vehicle - Google Patents
Centralized direct-current charging device for pure electric vehicle Download PDFInfo
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- CN211943018U CN211943018U CN202020347902.3U CN202020347902U CN211943018U CN 211943018 U CN211943018 U CN 211943018U CN 202020347902 U CN202020347902 U CN 202020347902U CN 211943018 U CN211943018 U CN 211943018U
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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
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
Abstract
The utility model relates to the field of pure electric vehicles, and provides a centralized direct current charging device for a pure electric vehicle, the device comprises a solar power generation module, a DC/DC module, a distribution end control module, an access end control module, a main control module, a data storage module, a pure electric vehicle charging pile, a direct current charging interface and an energy storage module, the electric energy generated by a plurality of distributed solar power generation modules is directly converted into the output voltage with the same voltage by adopting the DC/DC module, the main control module carries out scheduling control on the electric energy, distributes the electric energy to the charging pile or the direct current charging interface of the pure electric vehicle at the access end, does not upload the electric energy to a resident power distribution network, reduces impact and interference on the power distribution network, the centralized direct current charging device distributes electric energy, reduces the complexity of a system for converting voltage into a power distribution network and increasing unified scheduling.
Description
Technical Field
The utility model relates to a pure electric vehicles field, in particular to centralized direct current charging device of pure electric vehicles.
Background
An Electric Vehicle Charging Station (Electric Vehicle Charging Station) is a Station for Charging an Electric Vehicle, environmental pollution can be effectively improved by development of the pure Electric Vehicle, and the Electric Vehicle Charging Station is produced in order to provide safer and more efficient Charging service. The electric vehicle charging station can better solve the problem of quick charging, saves energy and reduces emission, and along with the popularization of electric vehicles, the electric vehicle charging station is bound to become the key point of the development of the automobile industry and the energy industry.
CN101964536B discloses the utility model relates to a distributed control system and method for a pure electric vehicle charger, which comprises a rectification control unit, a voltage control management unit, a database, a computer and at least two groups of charging control devices; the charging control device comprises a charger digital controller, a charger and a battery pack which are sequentially connected in series; one end of the computer is connected with the database, and the other end of the computer is connected with the charger digital controller; the computer is connected with the voltage control management unit; the voltage input end of the voltage control management unit is connected with the rectification control unit, and the voltage output end of the voltage control management unit is connected with each charger digital controller.
At present, the traditional pure electric vehicle used on a large scale is divided into slow charging and fast charging through electrically connecting the vehicle with a power distribution network of a power grid, the slow charging time is long, the current is small, the fast charging time is short, the current is large, and electric energy in the power distribution network is intensively supplied and allocated by the power transmission network, so that the charging process of the pure electric vehicle is completed.
SUMMERY OF THE UTILITY MODEL
Because the traditional centralized pure electric vehicle charging station has a single electric energy obtaining mode, the incorporation of a distributed solar power generation system is not considered, the impact of the pure electric vehicle quick charging mode on the power distribution network is obvious, and the electric energy obtained from the alternating current power distribution network increases the burden and the impact of the power grid.
In view of this, the utility model aims at providing a centralized dc charging device of pure electric vehicles to solve the impact to the distribution network among the present pure electric vehicles charging process, and distributed solar power system changes the direct current into the system complexity problem that alternating current leads to the distribution network, the centralized dc charging device of pure electric vehicles includes:
the solar power generation modules are used for receiving solar power generation;
the DC/DC modules are used for voltage conversion of different solar power generation modules, and each DC/DC module corresponds to one solar power generation module;
the power distribution terminal control module comprises a first metering pricing module and a power distribution triggering module, and the first metering pricing module is used for metering and/or pricing output electric energy after voltage conversion of the DC/DC module; the power distribution triggering module sends the measured data to the main control module, receives a triggering signal sent by the main control module and controls the output of the electric quantity of the power distribution terminal;
the access end control module comprises a second metering pricing module and an electricity utilization triggering module, and the second metering pricing module is used for metering and/or pricing electric energy output by the electricity utilization load access end; the electricity utilization triggering module sends data to the main control module, receives a triggering signal sent by the main control module and controls the output of the electric quantity of the access end;
the main control module is used for receiving and processing data sent by the power distribution end control module and the access end control module, sending the processed data to the data storage module, dispatching and distributing electric energy, and sending triggering information data to the power distribution end control module and the access end control module to determine whether to output electric quantity or not;
the data storage module is used for receiving the data sent by the main control module and storing the data in a host database, and the data storage module is connected with the Internet;
the charging piles are used for providing direct-current charging service for the pure electric vehicles;
the direct current charging interface is used for providing direct current charging service;
and the energy storage module is used for storing the electric quantity in the power grid.
Preferably, the pure electric vehicle charging pile comprises a charging pile control module and a bidirectional electric energy charging and discharging device, wherein the charging pile control module is used for controlling the charging electric quantity of the pure electric vehicle and user interaction, and sending and receiving data of the main control module; the bidirectional electric energy charging and discharging device is used for discharging and charging a pure electric vehicle to a power grid.
Preferably, the direct current charging interface comprises at least two charging interfaces with different grades of voltage.
Preferably, the voltage values generated by the plurality of solar power generation modules are not identical.
Preferably, the voltage values output by the plurality of DC/DC modules are the same.
Preferably, the power distribution terminal control module is used for controlling unidirectional power output.
Preferably, the access terminal control module is used for controlling bidirectional electric energy output.
Preferably, the pure electric vehicle charging pile comprises DC/DC modules, and each pure electric vehicle charging pile is internally provided with an independent DC/DC module for adjusting the pure electric vehicle charging pile to output different-grade voltages.
According to the embodiment of the utility model provides a centralized direct current charging device of pure electric vehicles is through the electric energy that a plurality of solar energy power generation module with the distributing type produced, directly adopt DC/DC module to convert the output voltage of same voltage, and carry out dispatch control to this electric energy by main control module, distribute to incoming end pure electric vehicles and fill electric pile or direct current interface that charges, and not reach resident's distribution network on with this electric energy, reduce impact and the interference to the distribution network, carry out the distribution of electric energy at centralized direct current charging device, reduce voltage conversion to the distribution network and unified the system complexity that the dispatch increases again.
Other features and advantages of the present invention will be described in detail in the detailed description which follows.
Drawings
The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:
fig. 1 is the utility model discloses an embodiment's centralized dc charging device of pure electric vehicles structural schematic diagram.
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.
In order to make the technical solution of the present invention better understood, the technical solution of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.
Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
The charging system aims to solve the problems that a centralized pure electric vehicle charging station in the background technology part is single in electric energy obtaining mode, the incorporation of a distributed solar power generation system is not considered, the impact of a pure electric vehicle quick charging mode on a power distribution network is obvious, and the burden and the impact of the power distribution network are increased by obtaining electric energy from an alternating current power distribution network. The utility model provides a centralized direct current charging device of pure electric vehicles, as shown in FIG. 1 the utility model discloses a centralized direct current charging device of pure electric vehicles, a centralized direct current charging device of pure electric vehicles includes:
the solar power generation modules are used for receiving solar power generation;
the DC/DC modules are used for voltage conversion of different solar power generation modules, and each DC/DC module corresponds to one solar power generation module;
the power distribution terminal control module comprises a first metering pricing module and a power distribution triggering module, and the first metering pricing module is used for metering and/or pricing output electric energy after voltage conversion of the DC/DC module; the power distribution triggering module sends the measured data to the main control module, receives a triggering signal sent by the main control module and controls the output of the electric quantity of the power distribution terminal;
the access end control module comprises a second metering pricing module and an electricity utilization triggering module, and the second metering pricing module is used for metering and/or pricing electric energy output by the electricity utilization load access end; the electricity utilization triggering module sends data to the main control module, receives a triggering signal sent by the main control module and controls the output of the electric quantity of the access end;
the main control module is used for receiving and processing data sent by the power distribution end control module and the access end control module, sending the processed data to the data storage module, dispatching and distributing electric energy, and sending triggering information data to the power distribution end control module and the access end control module to determine whether to output electric quantity or not;
the data storage module is used for receiving the data sent by the main control module and storing the data in a host database, and the data storage module is connected with the Internet;
the charging piles are used for providing direct-current charging service for the pure electric vehicles;
the direct current charging interface is used for providing direct current charging service;
and the energy storage module is used for storing the electric quantity in the power grid.
Compared with the prior art, the electric energy generated by the distributed solar power generation modules is transmitted to the resident power distribution network after being converted by the DC/AC in the prior art, and the electric energy demand of the whole power distribution network is not in a vigorous stage and the impact and the interference on the power distribution network are particularly obvious when the solar power generation modules generate power. The utility model discloses an above-mentioned centralized direct current charging device of pure electric vehicles is through the electric energy that a plurality of solar energy power generation modules with the distributing type produced, and adopt DC/DC module conversion to the output voltage of same voltage, and carry out dispatch control to this electric energy by main control module, distribute to incoming end pure electric vehicles and fill electric pile or direct current charging interface, and not reach resident's distribution network on with this electric energy, reduce impact and the interference to the distribution network, carry out the distribution of electric energy at centralized direct current charging device, reduce the system complexity that voltage conversion unified dispatch increases again to the distribution network.
Because the energy storage battery of the pure electric vehicle can be used for storing electric energy in a power grid and driving the electric vehicle, in order to better schedule, adjust and optimize peak-valley balance of electric energy generated by the solar power generation module in a local power grid, the reliability of the system can be effectively improved by adopting a bidirectional electric energy charging and discharging device; the bidirectional electric energy charging and discharging device is used for discharging and charging a pure electric vehicle to a power grid.
Because electric bicycle, cell-phone, computer etc. all are important direct current consumer, and its requirement to direct current voltage is different, for example, electronic equipment such as cell-phone is about 5V, and electric bicycle is about 48V, and centralized direct current charging device can provide the charging of emergent other direct current consumers outside for electric automobile direct current charges, according to the utility model discloses under the preferred condition, direct current charges the interface and includes two at least different grade voltage charging interfaces.
In order to utilize the electric energy that the solar energy power generation module of the different voltages of production in the same region produced the utility model discloses under the more preferred condition, the magnitude of voltage that a plurality of solar energy power generation modules produced is not identical. For example, in the same community or community, the solar panels that can be erected on different buildings are different in size, and due to the influence of illumination, the voltages generated by different solar power generation modules at different times are different, so as to make better use of more
In order to make the electric energy of the different magnitude of voltage that each different solar power module produced more conveniently schedule and adjust in inside the utility model discloses under the more preferred condition, the magnitude of voltage of a plurality of DC/DC module outputs is the same.
In order to make the electric energy after the conversion of DC/DC module distribute better, and reduce the impact of reverse current to solar power module or other electronic components the utility model discloses under the preferred condition, distribution end control module is used for the control of one-way electric energy output.
In order to make the pure electric vehicles who inserts pure electric vehicles fill electric pile and can carry out other power consumption loads in the electric wire netting with electric energy reverse supply among the pure electric vehicles power battery the utility model discloses under the preferred condition, access end control module is used for the control of two-way electric energy output. For example, in a more preferable aspect of the present invention, in a certain power utilization period, the pure electric vehicle reversely supplies the redundant electric energy in the power battery to other emergency power utilization loads in the power grid.
Because the on-vehicle battery specification of pure electric vehicles of difference is different and the charging voltage that leads to is different, in order to charge for the pure electric vehicles of difference the utility model discloses under the preferred condition, pure electric vehicles fills electric pile and includes DC/DC module, and each pure electric vehicles fills the inside independent DC/DC module that sets up of electric pile, is used for the adjustment pure electric vehicles fills electric pile output different grade voltages, for example, 72V voltage output is to miniature electric automobile, and 288V voltage output is to general pure electric vehicles.
It should be noted that, for simplicity of description, the above-mentioned method embodiments are described as a series of action combinations, but those skilled in the art should understand that the present invention is not limited by the described action sequence, because some steps can be performed in other sequences or simultaneously according to the present invention. Further, those skilled in the art should also appreciate that the embodiments described in the specification are preferred embodiments and that the acts and modules referred to are not necessarily required by the invention.
In the foregoing embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.
In the several embodiments provided in the present disclosure, it should be understood that the disclosed apparatus may be implemented in other manners. For example, the above-described embodiments of the apparatus are merely illustrative, and for example, the division of the units is only one type of division of logical functions, and there may be other divisions when actually implementing, for example, a plurality of units or components may be combined or may be integrated into another system, or some features may be omitted, or not implemented. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection of some interfaces, devices or units, and may be an electric or other form.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, and can also be realized in a form of a software functional unit.
The integrated unit, if implemented in the form of a software functional unit and sold or used as a stand-alone product, may be stored in a computer readable storage medium. Based on such understanding, the technical solution of the present invention may be embodied in the form of a software product, which is stored in a storage medium and includes instructions for causing a computer device (which may be a personal computer, a mobile terminal, a server, or a network device) to perform all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: a U-disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a removable hard disk, a magnetic or optical disk, and other various media capable of storing program codes.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a centralized direct current charging device of pure electric vehicles which characterized in that, the centralized direct current charging device of pure electric vehicles includes:
the solar power generation modules are used for receiving solar power generation;
the DC/DC modules are used for voltage conversion of different solar power generation modules, and each DC/DC module corresponds to one solar power generation module;
the power distribution terminal control module comprises a first metering pricing module and a power distribution triggering module, and the first metering pricing module is used for metering and/or pricing output electric energy after voltage conversion of the DC/DC module; the power distribution triggering module sends the measured data to the main control module, receives a triggering signal sent by the main control module and controls the output of the electric quantity of the power distribution terminal;
the access end control module comprises a second metering pricing module and an electricity utilization triggering module, and the second metering pricing module is used for metering and/or pricing electric energy output by the electricity utilization load access end; the electricity utilization triggering module sends data to the main control module, receives a triggering signal sent by the main control module and controls the output of the electric quantity of the access end;
the main control module is used for receiving and processing data sent by the power distribution end control module and the access end control module, sending the processed data to the data storage module, dispatching and distributing electric energy, and sending triggering information data to the power distribution end control module and the access end control module to determine whether to output electric quantity or not;
the data storage module is used for receiving the data sent by the main control module and storing the data in a host database, and the data storage module is connected with the Internet;
the charging piles are used for providing direct-current charging service for the pure electric vehicles;
the direct current charging interface is used for providing direct current charging services with different voltage levels;
and the energy storage module is used for storing the electric quantity in the power grid.
2. The centralized direct-current charging device for the pure electric vehicles according to claim 1, wherein the pure electric vehicle charging pile comprises a charging pile control module and a bidirectional electric energy charging and discharging device, the charging pile control module is used for controlling the charging electric quantity of the pure electric vehicles and user interaction, and sending and receiving data of the main control module; the bidirectional electric energy charging and discharging device is used for discharging and charging a pure electric vehicle to a power grid.
3. The centralized direct-current charging device for the pure electric vehicle according to claim 1, wherein the direct-current charging interface comprises at least two charging interfaces with different-level voltages.
4. The centralized direct-current charging device for the pure electric vehicle according to claim 1, wherein the voltage values generated by the plurality of solar power generation modules are not identical.
5. The centralized direct-current charging device for the pure electric vehicle according to claim 1, wherein the voltage values output by the plurality of DC/DC modules are the same.
6. The centralized direct-current charging device for the pure electric vehicle according to claim 1, wherein the power distribution terminal control module is used for controlling unidirectional electric energy output.
7. The centralized direct-current charging device for the pure electric vehicle according to claim 1, wherein the access terminal control module is used for controlling bidirectional electric energy output.
8. The centralized direct-current charging device for the pure electric vehicles according to any one of claims 1 to 7, wherein the charging piles for the pure electric vehicles comprise DC/DC modules, and each charging pile for the pure electric vehicles is internally provided with an independent DC/DC module for adjusting the output of different-grade voltages of the charging piles for the pure electric vehicles.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020347902.3U CN211943018U (en) | 2020-03-18 | 2020-03-18 | Centralized direct-current charging device for pure electric vehicle |
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| CN202020347902.3U CN211943018U (en) | 2020-03-18 | 2020-03-18 | Centralized direct-current charging device for pure electric vehicle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112910036A (en) * | 2021-01-21 | 2021-06-04 | 重庆新源创实业有限公司 | Charging control method, device and system |
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2020
- 2020-03-18 CN CN202020347902.3U patent/CN211943018U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112910036A (en) * | 2021-01-21 | 2021-06-04 | 重庆新源创实业有限公司 | Charging control method, device and system |
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