CN113043865A - Charging unit of quick-change battery of electric automobile, electric automobile battery changing station and energy storage station - Google Patents
Charging unit of quick-change battery of electric automobile, electric automobile battery changing station and energy storage station Download PDFInfo
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- CN113043865A CN113043865A CN201911370527.2A CN201911370527A CN113043865A CN 113043865 A CN113043865 A CN 113043865A CN 201911370527 A CN201911370527 A CN 201911370527A CN 113043865 A CN113043865 A CN 113043865A
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- 238000004146 energy storage Methods 0.000 title claims abstract description 10
- 238000004891 communication Methods 0.000 claims description 38
- 239000011159 matrix material Substances 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 abstract description 7
- 230000017525 heat dissipation Effects 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 238000001816 cooling Methods 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION 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
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/10—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by the energy transfer between the charging station and the vehicle
- B60L53/14—Conductive energy transfer
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION 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
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/30—Constructional details of charging stations
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION 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
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/80—Exchanging energy storage elements, e.g. removable 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
- Y02T10/70—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
-
- 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
Abstract
The invention discloses a charging unit for a quick-change battery of an electric automobile, an electric automobile battery changing station and an energy storage station, wherein the charging unit is used for charging the quick-change battery of the electric automobile and comprises a charger and an electric connecting seat which are arranged in a charging space; the charger comprises a direct current output interface which is electrically connected with the electric connecting seat; the electric connection seat comprises a high-voltage pole for realizing the electric connection with the quick-change battery. The charging unit greatly shortens the length of a direct current wire between the charger and the electric connecting seat, reduces the wiring difficulty and also reduces the wiring cost; on the other hand, the charger is directly connected with the electric connection seat through the charging unit, so that the electromagnetic interference among the charging units is avoided, and the data transmission is more timely and accurate. In addition, each electric connecting seat and each charger are arranged together in a concentrated mode, and each charging unit is arranged separately, so that the heat dissipation area is greatly increased, and the damage to the chargers caused by the temperature rise of the chargers is further avoided.
Description
Technical Field
The invention relates to the field of new energy automobiles, in particular to a charging unit for quickly replacing batteries of an electric automobile, an electric automobile battery replacement station and an energy storage station.
Background
The traditional power station adopts a centralized wiring mode. The charger is installed by a machine cabinet and is in drawer type layout. Each charging cabinet is provided with 6-7 chargers, and each power exchanging station is provided with 4-5 (even more) charging cabinets. In order to save installation space, the charging cabinets are arranged in a centralized manner in a single space of the whole power station (the space is used for arranging power distribution and air conditioning devices), and the battery rack is arranged in another space of the power station, namely a charging room. Each charger in the charging cabinet outputs 2 direct current output power lines and a group of charging control lines.
Fig. 1 shows a layout of a charging system of a conventional battery charging station, as shown in fig. 1, 101 denotes a battery being charged, 102 denotes a charger, and 103 and 104 both denote electric wires connecting an electrical connection base and the charger, wherein a battery rack is arranged in a charging room in a left section in the drawing, a plurality of chargers 102 are centrally placed in the battery rack, the electrical connection bases are centrally placed in a charging cabinet in a right section in the drawing for charging a plurality of batteries, the charging cabinet and the charging room are respectively placed in different sections, and in order to enable the batteries in the charging cabinet to be charged, the chargers in the charging room and the electrical connection bases in the charging cabinet need to be connected one by one through the electric wires 103 and 104.
The alternating current is input into a charger, and is rectified by the charger into direct current to be finally charged into the battery. After the whole process is finished, the efficiency of the charger is about 90%, that is, about 10% of electric quantity loss exists, and the loss is finally converted into heat to enter a space where the charger is located to cause heat accumulation, so that the temperature of the charger is increased to damage the charger.
The output of the charger corresponds to a single electric connecting seat in a single lead wire mode. The number of the charging input lines of the whole station is 2n (n is the number of the chargers), so that the lines are easy to interfere with each other due to the large number of the electric wires, the safety is not high, and the problems that the chargers and the electric connection seats in different spaces need electric wires with certain lengths, the direct current wires are thick, large in size and large in material consumption are caused, and further the wiring is complex, difficult and high in cost.
Disclosure of Invention
The invention aims to overcome the defects that the wiring of a charging motor in a battery replacing station is complex, the cost is high, the difficulty is high, the wiring is easy to accumulate heat, and the electromagnetism among control lines is easy to interfere in the prior art, and provides a charging unit for a quick-change battery of an electric automobile, the battery replacing station of the electric automobile and an energy storage station, wherein the charging unit is low in cost, simple and easy, the wiring is not easy to damage, and the electromagnetism among the lines is not easy to interfere.
The invention solves the technical problems through the following technical scheme:
the invention provides a charging unit of a quick-change battery of an electric automobile, which is used for charging the quick-change battery of the electric automobile to form a charging space and comprises a charger and an electric connecting seat, wherein the charger and the electric connecting seat are arranged in the charging space; the charger comprises a direct current output interface, and the direct current output interface is electrically connected with the electric connecting seat; the electric connection seat comprises a high-voltage pole for realizing the electric connection with the quick-change battery.
According to the invention, the charger and the electric connecting seat are arranged in the same charging space, so that the quick-change battery of the electric automobile is charged in the charging space, on one hand, the length of a direct current wire between the charger and the electric connecting seat is greatly shortened, the wiring difficulty is reduced, and the wiring cost is also reduced, on the other hand, the charger and the electric connecting seat are directly connected through the charging unit, so that the electromagnetic interference among the charging units is avoided, and the data transmission is more timely and accurate. In addition, in the invention, each electric connecting seat and each charger are arranged together in a centralized way, and each charging unit is arranged separately, thereby greatly increasing the heat dissipation area and further avoiding the damage of the chargers caused by the temperature rise of the chargers.
Preferably, a battery bracket is further arranged in the charging space, and the electric connection seat is arranged on the battery bracket.
Preferably, the battery support comprises an upper frame and a lower frame, the electric connecting seat is arranged on the lower frame, and the charger is arranged at the lower end of the lower frame or the lower end of the upper frame.
Preferably, the charger further comprises a first communication interface, the first communication interface is in communication connection with the electric connection seat through a communication cable, and the electric connection seat further comprises a low-voltage pole for realizing communication connection with the quick-change battery;
and/or the presence of a gas in the gas,
the charger receives the charging request power sent by the quick-change battery through the electric connecting seat, then outputs direct current with corresponding power according to the charging request power, and charges the quick-change battery through the electric connecting seat.
In the invention, the charging unit is directly connected with the charger and the electric connecting seat through the cable, so that the defects of electromagnetic interference and severe electromagnetic environment caused by connection of a large number of cables in different intervals because the charger and the electric connecting seat are positioned in different intervals are avoided, and the data transmission is more timely and accurate.
The invention also provides an electric automobile battery replacement station which comprises the charging unit.
Preferably, the electric vehicle battery replacement station further comprises a charging rack, and the charging units are arranged on the charging rack in a matrix manner.
The charging frame comprises a plurality of transverse frames and vertical frames which are arranged at intervals, and the transverse frames form an upper frame and a lower frame of the battery support in the charging space.
In the invention, as the charging units are distributed in the charging room, the heat dissipation area is greatly increased, and the cooling effect of the charger is enhanced. Under the condition of low temperature, the electric loss of the chargers is equivalent to the heating source of the batteries of the whole power station, so that the enhancement of the cooling effect of each charger is equivalent to the improvement of the energy efficiency of the whole power station.
Preferably, the chargers in the charging units are externally connected with an alternating current power supply through busbars;
and/or the presence of a gas in the gas,
the chargers in the charging units are also in communication connection with a control system of the electric automobile battery replacement station and are used for realizing communication with the control system of the electric automobile battery replacement station.
In the prior art, the charger outputs direct current for a single battery, so that bus-type wiring cannot be adopted, and only single lead wires can be adopted. In the charging unit, the direct current output by the charger is output to the battery through the electric connecting seat through the direct current wire with short distance, and the alternating current side of the charger can be supplied with power by the busbar, so that the wiring is simple, reliable and rapid, and the wiring amount is greatly reduced.
According to the invention, the current is uniformly obtained from the external power supply in a bus bar mode, so that the complexity of wiring between the charging machine electric connecting seats is greatly reduced, the mutual interference between wires is avoided, the number of the wires is reduced, the material is saved, and the wiring reliability is improved.
Preferably, the charger includes a second communication interface, and the second communication interface is in communication connection with a control system of the electric vehicle battery replacement station through a communication cable by using a CAN (controller area network) bus protocol.
According to the invention, through the CAN general protocol, the charger CAN be connected with the control system in real time and with low electromagnetic interference, and the control system and the electric vehicle CAN be further facilitated to accurately and efficiently transmit data so as to charge the quick-charging battery in time and quickly.
The invention also provides an energy storage station which comprises a plurality of charging units.
In the invention, the redundant electric energy is stored through the charging unit, thereby not only meeting the requirement of real-time balance between the supply and demand of the electric energy, but also greatly reducing the requirement of long-distance power transmission through an energy storage mode.
The positive progress effects of the invention are as follows:
according to the charging unit of the electric automobile battery replacement station, the charger and the electric connecting seats are dispersedly arranged in each charging space, firstly, the length of a direct current wire between the charger and the electric connecting seats is greatly shortened, not only is the wiring difficulty reduced, but also the electromagnetic interference among the charging units is avoided by directly connecting the charger and the electric connecting seats through the charging unit, so that the data transmission is more timely and accurate, and secondly, the heat dissipation area is greatly increased, and the damage of the charger caused by the temperature rise of the charger is further avoided.
Drawings
Fig. 1 is a schematic block diagram of an internal charging system of an electric vehicle charging station in the prior art.
Fig. 2 is a schematic block diagram of a charging unit of an electric vehicle charging station in embodiment 1 of the present invention.
Fig. 3 is a schematic block diagram of a charging unit of an electric vehicle charging station in embodiment 2 of the present invention.
Fig. 4 is a schematic block diagram of a part of an electric vehicle power exchanging station in embodiment 3 of the present invention.
Detailed Description
The invention is further illustrated by the following examples, which are not intended to limit the scope of the invention.
Example 1
The invention provides a charging unit of an electric automobile battery replacement station, which is used for charging a quick-change battery of an electric automobile, as shown in fig. 2, a charging space is formed by the charging unit 2, and comprises a charger 202 and an electric connection seat 204 which are arranged in the charging space, wherein the charger 202 comprises a direct current output interface, and the direct current output interface is electrically connected with the electric connection seat 204; the electrical connection socket 204 comprises a high voltage pole for making an electrical connection with the quick-change battery 203.
When the fast charging battery 203 is inserted into the electrical connection seat 204, fast charging can be achieved through the high-voltage pole, 201 represents a dc wire, and the dc output interface of the charger 202 is connected with the dc input interface of the electrical connection seat 204 through the dc wire 201, so that the charger 202 can provide dc power to the battery 203 through the electrical connection seat 204.
In addition, in this embodiment, a battery support may be further disposed in the charging space, in this embodiment, an upper frame 207 and a lower frame 208 are disposed, wherein the electrical connection socket 204 is disposed on the lower frame 208, and the charger 202 is disposed at the lower end of the upper frame 207.
In the embodiment, the charger and the electric connecting seat are arranged in the same charging space, so that the quick-change battery of the electric automobile is charged in the charging space, on one hand, the length of a direct current wire between the charger and the electric connecting seat is greatly shortened, not only is the wiring difficulty reduced, but also the wiring cost is reduced, on the other hand, the charger and the electric connecting seat are directly connected in the charging unit, the electromagnetic interference among the charging units is avoided, and the data transmission is further more timely and accurate.
Example 2
In this embodiment, as shown in fig. 3, the charger 202 further includes a first communication interface, the first communication interface is in communication connection with the electrical connection socket 204 through a communication cable 206, and the electrical connection socket 204 further includes a low-voltage pole for communication connection with the quick-change battery 203.
In the charging unit 2 in this embodiment, the charger 202 includes an ac input interface for externally connecting an ac power source, where the ac power source is connected to the charger 202 through an ac wire 205, and the externally connected ac power source supplies power to the battery 203 through the ac wire 205 and the charger 202.
It should be understood that in the charging units 2, the charger 202 and the electrical connection base 204 are directly connected through the charging dc wires 201, and each charging unit 2 externally provides an ac input interface to receive ac power through the ac wires 205.
The charger 202 further includes a communication input interface, and may be connected to an external control module through a control line.
It should be understood that, in the charging unit 2, the charger 202 and the electrical connection socket 204 are directly connected through the communication cable 206, in this embodiment, the charger 202 receives the charging request power from the quick-change battery 203 through the electrical connection socket 204, and then outputs direct current with corresponding power according to the charging request power and charges the quick-change battery 203 through the electrical connection socket 204.
The power of the charger 202 is between 20kw and 40 kw.
In the embodiment, the charging unit is directly connected with the charger and the electric connecting seat through the cable, so that the wiring cost of the cable is greatly reduced, the defects of electromagnetic interference and severe electromagnetic environment caused by the fact that a large number of cables are connected in different intervals due to the fact that the charger and the electric connecting seat are located in different intervals are avoided, and data transmission is further timely and accurate.
In this embodiment, the charger outputs the direct current with the corresponding power to the quick-change battery through the received charging request power, so that the charging efficiency is greatly increased.
Example 3
The embodiment provides an electric vehicle charging station, and fig. 4 shows a schematic block diagram of a part of the electric vehicle charging station in the embodiment. As shown in fig. 4, the electric vehicle charging station in this embodiment includes several charging units 2 in embodiment 2.
The electric automobile battery replacement station comprises a charging rack 30, and the charging units 2 are arranged on the charging rack 30 in a matrix manner.
Wherein, charging frame 30 includes the crossbearer and the perpendicular frame that many intervals set up, the crossbearer constitutes upper bracket and the undercarriage of battery holder in the charging space, and in charging frame 30, a crossbearer is shared between the adjacent two-layer charging unit of upper and lower, and to upper charging unit, this crossbearer is the undercarriage, and to lower floor's charging unit, this crossbearer is the upper bracket. Fig. 4 shows a schematic installation manner in which the charger is arranged at the lower end of the upper frame of each charging unit, but an installation manner in which the charger is arranged at the lower end of the lower frame of each charging unit may also be adopted, that is, the charger of the charging unit on the upper layer is located at the lower end of the upper frame of the charging unit on the lower layer, and the charger of the charging unit on the lower layer is located at the lower end of the lower frame of the charging unit on the lower layer.
The charger 202 in the charging units 2 is externally connected with an alternating current power supply through a busbar 301.
The chargers 202 in the charging units 2 are also in communication connection with a control system of the electric vehicle charging station, and are used for realizing communication with the control system of the electric vehicle charging station.
It should be understood that the charger 202 includes a second communication interface, and the second communication interface is in communication connection with the control system of the electric vehicle charging station through a communication cable by using a CAN bus protocol.
It should be understood that, in each charging unit 2, one end of the ac wire 205 is connected to the charger 202, and the other ends of the ac wires 205 of all the charging units are connected to the charger ac power supply bus 301 in a converging manner, and then are connected to the external ac power supply 302 through the charger ac power supply bus 301, so as to obtain electric energy from the external ac power supply 302.
Through the wiring mode of charging system in this embodiment, can the quantity and the length of significantly reduced direct current electric wire, consequently, also when simplifying the wiring degree of difficulty, practiced thrift the wiring cost greatly, on the other hand has also changed the current situation that the wiring is disorderly, and simplifies the wiring, avoids the mutual interference between the circuit.
It should be understood that in the present embodiment, the dc output interface of the charger 202 in each charging unit 2 and the dc input interface of the electrical connector 204 are connected through the dc wire 201.
The communication output interface of the charger 202 of each charging unit 2 and the communication input interface of the electrical connector 204 are connected through a communication cable 206.
The ac input interface of each charging unit 2 in the charging rack 30 is connected together by the busbar 301, and power is supplied to each charging unit 2 by the external power source 302 through the busbar 301.
In this embodiment, the charger is dispersedly arranged on the charging frame along with the charging unit, which is equivalent to greatly increase the heat dissipation area and increase the cooling effect of the charger. Under the condition of low temperature, the electric loss of the chargers is equivalent to the heating source of the batteries of the whole power station, so that the enhancement of the cooling effect of each charger is equivalent to the improvement of the energy efficiency of the whole power station.
In the prior art, the charger outputs direct current for a single battery, so that bus-type wiring cannot be adopted, and only leads can be singly led. In the charging unit, the direct current output by the charger is output to the battery through the direct current wire with short distance, and the alternating current side of the charger can be supplied with power by the busbar, so that the wiring is simple, reliable and quick, the wiring amount is greatly reduced, and the wiring cost is reduced.
In the embodiment, the current is uniformly obtained from the external power supply in a busbar mode, so that the complexity of line wiring between the charger and the battery is greatly reduced, mutual interference between wires is avoided, materials are saved, the reliability of wiring is improved, and safe, reliable and rapid power distribution is realized.
Example 4
The present embodiment provides an energy storage station including a plurality of charging units 2 in embodiment 1 or embodiment 2.
The traditional power system is always completed by sending, supplying and using at the same time. In this embodiment, the energy storage station included in the charging unit 2 can store the surplus electric power when the electric power is surplus, such as in a low valley period and when a fully charged battery is sufficient, and release the surplus electric power when the electric power is in short, so as to meet the requirement of real-time balance between supply and demand.
While specific embodiments of the invention have been described above, it will be appreciated by those skilled in the art that this is by way of example only, and that the scope of the invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and scope of the invention, and these changes and modifications are within the scope of the invention.
Claims (10)
1. A charging unit of a quick-change battery of an electric automobile is used for charging the quick-change battery of the electric automobile, and is characterized in that a charging space is formed and comprises a charger and an electric connecting seat which are arranged in the charging space; the charger comprises a direct current output interface, and the direct current output interface is electrically connected with the electric connecting seat; the electric connection seat comprises a high-voltage pole for realizing the electric connection with the quick-change battery.
2. The charging unit of claim 1, wherein a battery holder is further disposed in said charging space, and said electrical connector is disposed on said battery holder.
3. The charging unit according to claim 2, wherein the battery support comprises an upper frame and a lower frame, the electric connection seat is arranged on the lower frame, and the charger is arranged at the lower end of the lower frame or the lower end of the upper frame.
4. The charging unit according to claim 1, wherein the charger further comprises a first communication interface, the first communication interface is in communication connection with the electric connection base through a communication cable, and the electric connection base further comprises a low-voltage pole for communication connection with the quick-change battery;
and/or the presence of a gas in the gas,
the charger receives the charging request power sent by the quick-change battery through the electric connecting seat, then outputs direct current with corresponding power according to the charging request power, and charges the quick-change battery through the electric connecting seat.
5. An electric vehicle charging station, characterized by comprising a plurality of charging units according to any one of claims 1-4.
6. The electric vehicle charging station as claimed in claim 5, wherein the charging station comprises a charging rack, and the charging units are arranged on the charging rack in a matrix manner.
7. The electric vehicle battery replacing station as claimed in claim 6, wherein the charging rack comprises a plurality of cross frames and vertical frames which are arranged at intervals, and the cross frames form an upper frame and a lower frame of the battery bracket in the charging space.
8. The electric vehicle battery replacement station according to claim 5, wherein the chargers in the plurality of charging units are externally connected with an alternating current power supply through busbars;
and/or the presence of a gas in the gas,
the chargers in the charging units are also in communication connection with a control system of the electric automobile battery replacement station and are used for realizing communication with the control system of the electric automobile battery replacement station.
9. The electric vehicle charging station as claimed in claim 5, wherein the charger comprises a second communication interface, and the second communication interface is in communication connection with a control system of the electric vehicle charging station through a communication cable by adopting a CAN bus protocol.
10. An energy storage station comprising a number of charging units according to any of claims 1-4.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911370527.2A CN113043865A (en) | 2019-12-26 | 2019-12-26 | Charging unit of quick-change battery of electric automobile, electric automobile battery changing station and energy storage station |
| PCT/CN2020/140323 WO2021129879A1 (en) | 2019-12-26 | 2020-12-28 | Charging unit for quick-swapping battery of electric vehicle, electric vehicle battery swapping station, and energy storage station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911370527.2A CN113043865A (en) | 2019-12-26 | 2019-12-26 | Charging unit of quick-change battery of electric automobile, electric automobile battery changing station and energy storage station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113043865A true CN113043865A (en) | 2021-06-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911370527.2A Pending CN113043865A (en) | 2019-12-26 | 2019-12-26 | Charging unit of quick-change battery of electric automobile, electric automobile battery changing station and energy storage station |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN113043865A (en) |
| WO (1) | WO2021129879A1 (en) |
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Also Published As
| Publication number | Publication date |
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| WO2021129879A1 (en) | 2021-07-01 |
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Application publication date: 20210629 |