CN212518499U - Intelligent charging station power supply system - Google Patents
Intelligent charging station power supply system Download PDFInfo
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- CN212518499U CN212518499U CN202021679637.5U CN202021679637U CN212518499U CN 212518499 U CN212518499 U CN 212518499U CN 202021679637 U CN202021679637 U CN 202021679637U CN 212518499 U CN212518499 U CN 212518499U
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- Prior art keywords
- energy storage
- energy
- charging station
- direct current
- charging
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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
- 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
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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
Abstract
An intelligent charging station power supply system relates to the technical field of new energy automobile charging. The charging system comprises an energy storage converter, a photovoltaic power generation system, a direct current bus, an energy storage battery and a charging pile, wherein the input end of the energy storage converter is connected with an alternating current power distribution network, the output end of the energy storage converter is connected with the direct current bus, and the photovoltaic power generation system, the energy storage battery and the charging pile are respectively connected with the direct current bus through a bidirectional DC-DC converter. The utility model discloses implement the direct current generating line distribution scheme to the charging station, realized the friendly access of new forms of energy simultaneously through multilevel energy autonomous management system, fill the distribution scheme of integration charging station for light storage and provide an effectual solution, implement through this scheme, the effectual energy utilization who promotes the charging station has reduced the equipment input cost of charging station.
Description
Technical Field
The utility model relates to a new energy automobile technical field that charges specifically is an intelligent charging station power supply system.
Background
With the continuous development of new energy utilization technologies such as renewable energy power generation, distributed energy storage, plug-in electric vehicles (PEV) and the like, the construction of a station facing the field of charging in the future focuses on an intelligent power distribution system, and a new generation of power distribution system is constructed with the aim of comprehensive intelligent scheduling and management of power generation, distribution, storage and utilization. Although a traditional alternating current power distribution system is simple, the problem that direct current equipment cannot be efficiently compatible exists, once the direct current power distribution system is connected, the AC/DC equipment needs to be added, the energy efficiency is wasted, and the equipment cost is increased.
In addition, when the existing power supply system needs to be connected with photovoltaic energy, the photovoltaic energy needs to be connected into an alternating current power grid through an inverter, alternating current is rectified by an AC/DC module and then provides electric energy for the electric vehicle, and the power supply system has the advantages of multiple links, low reliability and low efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an intelligence charging station power supply system can effectively solve the problem in the background art.
The technical scheme for realizing the purpose is as follows: the utility model provides an intelligence charging station power supply system which characterized in that: the charging system comprises an energy storage converter, a photovoltaic power generation system, a direct current bus, an energy storage battery and a charging pile, wherein the input end of the energy storage converter is connected with an alternating current power distribution network, the output end of the energy storage converter is connected with the direct current bus, and the photovoltaic power generation system, the energy storage battery and the charging pile are respectively connected with the direct current bus through a bidirectional DC-DC converter.
Furthermore, the charging station power supply system further comprises a multi-level energy autonomous management system, the multi-level energy autonomous management system comprises an energy management system and a big data cloud platform, the energy management system is in communication connection with the big data cloud platform, and the photovoltaic power generation system, the energy storage battery and the charging pile system are in communication connection with the energy management system and the energy storage converter respectively.
Further, the energy storage converter is provided with a plurality of energy storage converters connected in parallel.
The utility model has the advantages that:
1) the utility model discloses a photovoltaic power generation system is incorporated into the power networks at the direct current side, compares with exchanging the generating line system altogether, saves AC/DC transform link, and the link is few, the reliability is high, efficient.
2) The utility model discloses implement the direct current generating line distribution scheme to the charging station, realized the friendly access of new forms of energy simultaneously through multilevel energy autonomous management system, fill the distribution scheme of integration charging station for light storage and provide an effectual solution, implement through this scheme, the effectual energy utilization who promotes the charging station has reduced the equipment input cost of charging station.
3) The utility model discloses a power supply system still includes energy storage system, and energy storage system can charge for electric automobile when the electric wire netting outage.
Drawings
FIG. 1 is a schematic diagram of the system of the present invention;
fig. 2 is a system schematic diagram of a multi-level energy autonomic management system.
Detailed Description
As shown in fig. 1 and 2, the utility model discloses an energy storage converter 1, multilevel energy autonomous management system 2, photovoltaic power generation system 3, direct current bus 4, energy storage battery 5, fill electric pile system 6, alternating current distribution network 7 is connected to energy storage converter 1's input, direct current bus 4 is connected to energy storage converter 1's output, distribution network 7 provides alternating current power, carry out contravariant/rectification through energy storage converter 1 and provide 700V-1500V's direct current bus voltage to direct current bus 4, energy storage converter 1 can be provided with a plurality of each other parallelly connected as required, photovoltaic power generation system 3, energy storage battery 5, it is connected with direct current bus 4 through two-way DC-DC converter 8 respectively to fill electric pile system 6.
As a further explanation of the present embodiment, the charging pile system 6 includes a plurality of charging piles for electric vehicles.
The photovoltaic power generation system 3 provides bus voltage of 700-1500V to the direct current bus 4 through the bidirectional DC-DC converter 8; the energy storage battery 5 provides bus voltage of 700-1500V to the direct current bus 4 through the bidirectional DC-DC converter 8, and the energy storage battery 5 can also be charged through the direct current bus 4 through the bidirectional DC-DC converter 8; the direct current bus provides 700V-1500V bus voltage to the charging pile system 6 through the 8, and then the charging pile system provides electric energy for the electric vehicle.
The multi-level energy autonomous management system 2 comprises an energy management system 9 and a big data cloud platform 10, the energy management system 9 is in communication connection with the big data cloud platform 10, and the photovoltaic power generation system 6, the energy storage battery 5 and the charging pile system 6 are in communication connection with the energy management system 9 and the energy storage converter 1 respectively.
The energy management system 9 is used for collecting and arranging data of the photovoltaic power generation system 6, the energy storage battery 5 and the electric vehicle connected with the charging pile system 6, reporting to a big data cloud platform for data monitoring, managing energy of the energy storage converter 1, and coordinating energy transmission among the photovoltaic power generation system 3, the energy storage battery 5, the charging pile system 6 and the energy storage converter.
Claims (3)
1. The utility model provides an intelligence charging station power supply system which characterized in that: the charging system comprises an energy storage converter, a photovoltaic power generation system, a direct current bus, an energy storage battery and a charging pile, wherein the input end of the energy storage converter is connected with an alternating current power distribution network, the output end of the energy storage converter is connected with the direct current bus, and the photovoltaic power generation system, the energy storage battery and the charging pile are respectively connected with the direct current bus through a bidirectional DC-DC converter.
2. The intelligent charging station power supply system of claim 1, wherein: the charging station power supply system further comprises a multi-level energy automatic management system, the multi-level energy automatic management system comprises an energy management system and a big data cloud platform, the energy management system is in communication connection with the big data cloud platform, and the photovoltaic power generation system, the energy storage battery and the charging pile system are in communication connection with the energy management system and the energy storage converter respectively.
3. The intelligent charging station power supply system of claim 1, wherein: the energy storage converter is provided with a plurality of energy storage converters connected in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021679637.5U CN212518499U (en) | 2020-08-13 | 2020-08-13 | Intelligent charging station power supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021679637.5U CN212518499U (en) | 2020-08-13 | 2020-08-13 | Intelligent charging station power supply system |
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| Publication Number | Publication Date |
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| CN212518499U true CN212518499U (en) | 2021-02-09 |
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| CN202021679637.5U Active CN212518499U (en) | 2020-08-13 | 2020-08-13 | Intelligent charging station power supply system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112994059A (en) * | 2021-02-22 | 2021-06-18 | 国网湖北省电力有限公司电力科学研究院 | Station network interactive type optical storage and charging intelligent charging station control architecture and control method |
| CN113629762A (en) * | 2021-08-02 | 2021-11-09 | 北方工业大学 | Multi-station fusion-participating hourglass-shaped power distribution network structure and control method thereof |
| CN114336711A (en) * | 2021-12-31 | 2022-04-12 | 上海寰晟电力能源科技有限公司 | Multi-energy complementary charging station system |
-
2020
- 2020-08-13 CN CN202021679637.5U patent/CN212518499U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112994059A (en) * | 2021-02-22 | 2021-06-18 | 国网湖北省电力有限公司电力科学研究院 | Station network interactive type optical storage and charging intelligent charging station control architecture and control method |
| CN113629762A (en) * | 2021-08-02 | 2021-11-09 | 北方工业大学 | Multi-station fusion-participating hourglass-shaped power distribution network structure and control method thereof |
| CN113629762B (en) * | 2021-08-02 | 2023-05-23 | 北方工业大学 | Multi-station fusion participating hourglass type power distribution network structure and control method thereof |
| CN114336711A (en) * | 2021-12-31 | 2022-04-12 | 上海寰晟电力能源科技有限公司 | Multi-energy complementary charging station system |
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