CN220483101U - AC/DC integrated charging system - Google Patents
AC/DC integrated charging system Download PDFInfo
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- CN220483101U CN220483101U CN202322294820.3U CN202322294820U CN220483101U CN 220483101 U CN220483101 U CN 220483101U CN 202322294820 U CN202322294820 U CN 202322294820U CN 220483101 U CN220483101 U CN 220483101U
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- 238000004378 air conditioning Methods 0.000 claims description 9
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 13
- 229910052802 copper Inorganic materials 0.000 description 13
- 239000010949 copper Substances 0.000 description 13
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 9
- 229910052782 aluminium Inorganic materials 0.000 description 9
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 229910000838 Al alloy Inorganic materials 0.000 description 2
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- 239000002390 adhesive tape Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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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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Abstract
The utility model discloses an alternating current-direct current integrated charging system which comprises alternating current charging equipment or direct current charging equipment, a conversion plug, a cable, a charging gun, a direct current charging seat and a power battery, wherein the alternating current plug is inserted into an alternating current interface of the conversion plug, the direct current plug is connected with the direct current interface of the conversion plug, the output end of the alternating current terminal and the output end of the direct current terminal are respectively connected to form a public output end and then are sequentially connected to the charging gun, the direct current charging seat and the power battery through the cable, the charging gun is integrated with a control module, a current identification module, a direct current management unit and an alternating current-direct current conversion management unit, the control module executes an alternating current charging mode or a direct current charging mode according to current waveforms of the public output end obtained by the current identification module, the conversion plug is only connected with one charging gun through a group of wire harnesses of the public output end, the consumption of the charging wire harnesses and the charging guns and the quantity of accessories on the wire harnesses are reduced, and the cost is greatly reduced.
Description
Technical Field
The utility model relates to the technical field of connectors of automobiles, in particular to an alternating current-direct current integrated charging system.
Background
Along with the rapid development of new energy technology, electric vehicles are popularized, charging equipment on the market is provided with a direct current charging gun and an alternating current charging gun to complete a charging task, charging interfaces of a charging seat matched with the charging gun are more in standard, such as national standard, european standard or American standard, and the direct current charging interfaces and the alternating current charging interfaces are divided, so that the electric vehicles are generally integrated with the alternating current interfaces and the direct current interfaces for adapting to various charging interfaces, and the alternating current interfaces and the direct current interfaces are respectively connected with a charger and a vehicle-mounted battery by cables. Because the charging current is larger, the cable diameter of the charging wire harness is also thicker, and the number of accessories used for auxiliary assembly on the charging wire harness is also large, so that the weight and the cost of the charging wire harness are greatly increased.
Therefore, a new solution is needed to solve the above problems.
Disclosure of Invention
The utility model aims to provide an alternating current-direct current integrated charging system which can reduce the types of automobile charging interfaces, save a charging gun, reduce the consumption of a charging wire harness and the number of accessories on the wire harness and reduce the cost.
The utility model provides an alternating current-direct current integrated charging system, which comprises alternating current charging equipment or direct current charging equipment, a conversion plug, a cable, a charging gun, a direct current charging seat and a power battery, wherein the alternating current charging equipment or the direct current charging equipment is connected with the conversion plug;
the alternating-current charging equipment comprises an alternating-current plug, the direct-current charging equipment comprises a direct-current plug, the alternating-current plug comprises an alternating-current interface and a direct-current interface, the alternating-current plug is connected with the alternating-current interface of the alternating-current plug in an inserting mode, at least one alternating-current terminal used for being connected with alternating current is arranged in the alternating-current interface, at least one direct-current terminal used for being connected with direct current is arranged in the direct-current interface, the output end of the alternating-current terminal and the output end of the direct-current terminal are respectively connected to form a public output end, the public output end is connected to the input end of the charging gun through a cable, the output end of the charging gun is detachably and electrically connected with the input end of the direct-current charging seat, and the output end of the direct-current charging seat is connected with the input end of the power battery;
the charging gun is integrated with a control module, a current identification module, a direct current management unit and an alternating current-to-direct current management unit,
the control module is configured to obtain a current waveform of the public output end by the current identification module, and execute an alternating current charging mode or a direct current charging mode according to the current waveform, wherein the alternating current charging mode or the direct current charging mode is to supply power to the power battery after being converted into direct current by the alternating current-direct current management unit or supply power to the power battery by the direct current management unit.
Preferably, the ac terminal includes an ac negative electrode terminal, an ac PE terminal and an ac positive electrode terminal, the dc terminal includes a dc negative electrode terminal, a dc PE terminal and a dc positive electrode terminal, an output end of the ac positive electrode terminal is switched to an output end of the dc positive electrode terminal through a first switching structure, an output end of the ac negative electrode terminal is switched to an output end of the first dc negative electrode terminal through a second switching structure, an output end of the ac PE terminal is switched to an output end of the dc PE terminal through a third switching structure, and an output end of the dc positive electrode terminal, an output end of the dc negative electrode terminal and an output end of the dc PE terminal jointly form the common output end.
Preferably, the first switching structure, the second switching structure and the third switching structure are any one or combination of switching rows and switching wires.
Preferably, the ac terminal includes an ac negative terminal, an ac PE terminal and an ac positive terminal, the dc terminal includes a dc negative terminal, a dc PE terminal and a dc positive terminal, an output end of the ac positive terminal and an output end of the dc positive terminal are connected through a first output structure, an output end of the ac negative terminal and an output end of the dc negative terminal are connected through a second output structure, an output end of the ac PE terminal and the dc PE terminal are connected through a third output structure, and the first output structure, the second output structure and the third output structure jointly form the common output end.
Preferably, the first output structure, the second output structure and the third output structure are any one or a combination of a switching row and a switching line.
Preferably, the public output end is connected with the input end of the current identification module, the output end of the current identification module is connected with the input end of the control module, the direct current charging management unit is connected with the alternating current-direct current management unit in parallel, the output end of the control module is respectively connected with the direct current management unit and the input end of the alternating current-direct current management unit, and the output end of the direct current management unit or the output end of the alternating current-direct current management unit is connected with the input end of the direct current charging seat.
Preferably, a high-voltage distribution unit and the BMS are connected in series between the direct-current charging seat and the power battery in sequence.
Preferably, the ac-dc management unit is integrated with a rectifier and converts the ac output from the common terminal into dc by the rectifier.
Preferably, the output end of the high-voltage distribution unit is also connected with a direct-current converter, a heater and an air conditioning system.
Preferably, the output end of the high-voltage distribution unit is connected with the direct-current converter, the heater and the air conditioning system through a busbar and a wire harness.
Preferably, the high voltage distribution unit further comprises an overload protection circuit.
The utility model has the beneficial effects that:
the output end of the alternating current terminal in the alternating current interface and the output end of the direct current terminal in the direct current interface of the conversion plug are respectively connected to form a public output end, the public output end is sequentially connected with the charging gun, the direct current charging seat and the power battery through cables, the output cable of the output end of the alternating current terminal or the output end of the direct current terminal is omitted, the cable is only connected at the public output end, alternating current and direct current are collinear, the alternating current interface of the charging seat is omitted, the direct current charging seat is only adopted, the consumption of a charging wire harness and the number of all wire harness accessories such as binding tapes, adhesive tapes and brackets for the wire harness are reduced, and the cost is greatly reduced; because only one charging gun is needed in the design, an alternating current charging gun or a direct current charging gun is saved, the cost is reduced, the integral connection is simpler, the charging gun is integrated with a control module, a current identification module, a direct current management unit and an alternating current-direct current management unit, the charging gun can acquire the current waveform of the public output end according to the current identification module, an alternating current charging mode or a direct current charging mode is executed, and the charging gun has a charging management function of two unification of direct current charging management and alternating current charging management.
Other features of the present utility model and its advantages will become apparent from the following detailed description of exemplary embodiments of the utility model, which proceeds with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description, serve to explain the principles of the utility model.
Fig. 1 is a schematic block diagram of an ac/dc integrated charging system according to the present utility model.
Fig. 2 is a schematic connection diagram of an ac/dc integrated charging system according to the present utility model.
Fig. 3 is a schematic structural diagram of an ac terminal and a dc terminal of the present utility model, which are connected to form a common output terminal.
Fig. 4 is a schematic diagram of another structure in which the output end of the ac terminal and the output end of the dc terminal are connected to form a common output end.
The figures are marked as follows: 1. a switching plug; 11. an alternating current interface; 12. a direct current interface; 111. an alternating current positive terminal; 112. an alternating current negative electrode terminal; 113. an alternating current PE terminal; 121. a direct current positive electrode terminal; 122. a DC negative electrode terminal; 123. a direct current PE terminal; 13. a first switching structure; 14. a second switching structure; 15. a third switching structure; 16. a first output structure; 17. a second output structure; 18. and a third output structure.
Detailed Description
Various exemplary embodiments of the present utility model will now be described in detail with reference to the accompanying drawings. It should be noted that 1-th, numerical expressions and values do not limit the scope of the present utility model.
The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the utility model, its application, or uses.
Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but are intended to be part of the specification where appropriate.
In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of exemplary embodiments may have different values.
The alternating current and direct current integrated charging system comprises alternating current charging equipment or direct current charging equipment, a conversion plug 1, a cable, a charging gun, a direct current charging seat 1 and a power battery, as shown in fig. 1-4;
the alternating current charging equipment comprises an alternating current plug, the direct current charging equipment comprises a direct current plug, the alternating current plug 1 comprises an alternating current interface 11 and a direct current interface 12, the alternating current plug is plugged into the alternating current interface 11 of the alternating current plug 1, the direct current plug is plugged into the direct current interface 12 of the alternating current plug 1, at least one alternating current terminal for being connected with alternating current is arranged in the alternating current interface 11, at least one direct current terminal for being connected with direct current is arranged in the direct current interface 12, the output end of the alternating current terminal and the output end of the direct current terminal are respectively connected to form a public output end, the public output end is connected to the input end of the charging gun through a cable, the output end of the charging gun is detachably and electrically connected with the input end of the direct current charging seat 1, and the output end of the direct current charging seat 1 is connected with the input end of the power battery;
the charging gun is integrated with a control module, a current identification module, a direct current management unit and an alternating current-to-direct current management unit,
the control module is configured to obtain a current waveform of the public output end by the current identification module, and execute an alternating current charging mode or a direct current charging mode according to the current waveform, wherein the alternating current charging mode or the direct current charging mode is to supply power to the power battery after being converted into direct current by the alternating current-direct current management unit or supply power to the power battery by the direct current management unit.
With the rapid development of new energy technology, electric vehicles are popularized, charging equipment on the market is currently provided with a direct current charging gun and an alternating current charging gun to complete a charging task, charging interfaces of a charging seat matched with the charging gun are more in standard, such as national standard, european standard or American standard, and a direct current charging interface and an alternating current charging interface are divided, so that the electric vehicles are generally integrated with an alternating current interface 11 and a direct current interface 12 for adapting to various charging interfaces, and the alternating current interface 11 and the direct current interface 12 are respectively connected with a charger and a vehicle-mounted battery by cables. Because the charging current is larger, the cable diameter of the charging wire harness is also thicker, the number of accessories used for auxiliary assembly on the charging wire harness is also large, the weight and the cost of the charging wire harness are greatly increased,
the output end of an alternating current terminal in an alternating current interface 11 of the conversion plug 1 and the output end of a direct current terminal in a direct current interface 12 are respectively connected to form a public output end, the public output end is sequentially connected with a charging gun, a direct current charging seat 1 and a power battery through cables, an output cable of the output end of the alternating current terminal or the output end of the direct current terminal is omitted, the cables are only connected at the public output end, alternating current and direct current are collinear, the alternating current interface 11 of the charging seat is omitted, only the direct current charging seat 1 is adopted, the consumption of a charging wire harness and the number of all wire harness accessories such as a binding belt, an adhesive tape and a bracket for the wire harness are reduced, and the cost is greatly reduced; because only one charging gun is needed in the design, an alternating current charging gun or a direct current charging gun is saved, the cost is reduced, the integral connection is simpler, the charging gun is integrated with a control module, a current identification module, a direct current management unit and an alternating current-direct current management unit, the charging gun can acquire the current waveform of the public output end according to the current identification module, an alternating current charging mode or a direct current charging mode is executed, and the charging gun has a charging management function of two unification of direct current charging management and alternating current charging management.
In some embodiments, the output of the dc charging device may be directly connected to a dc charging cradle through which the power battery is powered.
In some embodiments, as shown in fig. 3, the ac terminal includes an ac negative terminal 112, an ac PE terminal 113, and an ac positive terminal 111, the dc terminal includes a dc negative terminal 122, a dc PE terminal 123, and a dc positive terminal 121, the output end of the ac positive terminal 111 is switched to the output end of the dc positive terminal 121 by the first switching structure 13, the output end of the ac negative terminal 112 is switched to the output end of the first dc negative terminal 122 by the second switching structure 14, the output end of the ac PE terminal 113 is switched to the output end of the dc PE terminal 123 by the third switching structure 15, and the output end of the dc positive terminal 121, the output end of the dc negative terminal 122, and the output end of the dc PE terminal 123 collectively form the common output end.
The output end of the alternating current terminal is connected to the output end of the direct current terminal through the switching structure, and the common output end is formed by the output end of the direct current positive terminal 121, the output end of the direct current negative terminal 122 and the output end of the direct current PE terminal 123 of the direct current terminal, and is connected with the vehicle-mounted charger through the cable.
In some embodiments, the first switching structure 13, the second switching structure 14, and the third switching structure 15 are any one or a combination of switching lines or switching lines.
The first switching structure 13, the second switching structure 14 and the third switching structure 15 all adopt conductive switching rows or switching wires,
the transfer bar can be a copper bar or an aluminum bar, the copper bar is also called a copper busbar or a copper busbar, and is made of copper material, and a long conductor with a rectangular or chamfer (round angle) rectangular cross section (generally, round angle copper bars are used for avoiding the generation of point discharge) is a high-current conductive product and plays roles in current transmission and electrical connection in a circuit.
The aluminum bar is a long aluminum product which takes aluminum and aluminum alloy as raw materials and has a rectangular section, and is sometimes called a bus bar.
The patch cord is a conductive cable, and is used for connecting conductive components between the alternating current terminal and the direct current terminal.
In some embodiments, as shown in fig. 4, the ac terminal includes an ac negative terminal 112, an ac PE terminal 113, and an ac positive terminal 111, the dc terminal includes a dc negative terminal 122, a dc PE terminal 123, and a dc positive terminal 121, an output end of the ac positive terminal 111 and an output end of the dc positive terminal 121 are connected by a first output structure 16, an output end of the ac negative terminal 112 and an output end of the dc negative terminal 122 are connected by a second output structure 17, an output end of the ac PE terminal 113 and the dc PE terminal 123 are connected by a third output structure 18, and the first output structure 16, the second output structure 17, and the third output structure 18 collectively form the common output.
The output end of the alternating current terminal is connected with the output end of the direct current terminal through the first output structure 16, the second output structure 17 and the third output structure 18 jointly form a public output end, the public output end is connected with a vehicle-mounted charger through a cable, the output end of the vehicle-mounted charger is connected with a power battery, the number of all accessories such as a cable, a binding tape, a support and the like for the cable connected with the alternating current terminal or the output end of the direct current terminal can be reduced, and the cost is greatly reduced.
In some embodiments, the first output structure 16, the second output structure 17, and the third output structure 18 are any one or a combination of patch cords or patch cords.
The first output structure 16, the second output structure 17 and the third output structure 18 all employ conductive patch cords or rows,
the transfer bar can be a copper bar or an aluminum bar, the copper bar is also called a copper busbar or a copper busbar, and is made of copper material, and a long conductor with a rectangular or chamfer (round angle) rectangular cross section (generally, round angle copper bars are used for avoiding the generation of point discharge) is a high-current conductive product and plays roles in current transmission and electrical connection in a circuit.
The aluminum bar is a long aluminum product which takes aluminum and aluminum alloy as raw materials and has a rectangular section, and is sometimes called a bus bar.
The patch cord is a conductive cable, and is used for connecting conductive components between the alternating current terminal and the direct current terminal.
In some embodiments, the common output end is connected with the input end of the current identification module, the output end of the current identification module is connected with the input end of the control module, the direct current charging management unit is connected with the alternating current-direct current management unit in parallel, the output end of the control module is respectively connected with the direct current management unit and the input end of the alternating current-direct current management unit, and the output end of the direct current management unit or the output end of the alternating current-direct current management unit is connected with the input end of the direct current charging seat 1.
It can be understood that: the current identification module identifies the current waveform of the public output end, the control module controls the charging gun to execute a charging mode according to the current waveform, the power battery is charged through the alternating current-to-direct current management unit when the current waveform is the alternating current waveform, and the power battery is charged through the direct current charging management unit when the current waveform is the direct current waveform.
In some embodiments, a high voltage distribution unit and a BMS are further connected in series between the dc charging stand 1 and the power battery.
The high-voltage distribution unit is a control unit for distributing power battery energy and is one of key parts of the electric automobile. The power supply device mainly plays a role in power distribution, short circuit overload protection and power supply for power batteries and on-board electric devices.
BMS (Battery Management System ) is the system that manages the battery, and BMS mainly is in order to intelligent management and maintain each battery unit, prevents that the battery from appearing overcharging and overdischarging, prolongs the life of battery, monitors the state of battery. BMS is an electric automobile battery management system and is an important tie for connecting a vehicle-mounted power battery and an electric automobile. The BMS collects, processes and stores important information in the running process of the battery pack in real time, exchanges information with external equipment such as a whole vehicle controller, and solves key problems of safety, usability, service life and the like in a lithium battery system.
In some embodiments, the ac-to-dc management unit is integrated with a rectifier and converts the ac output from the utility into dc by the rectifier.
The rectifier integrated with the ac charging management unit is an electric device that converts alternating current in a periodically reversed direction into direct current flowing in only one direction.
In some embodiments, the output of the high voltage distribution unit is further connected to a dc converter, a heater and an air conditioning system.
The high-voltage distribution unit can effectively distribute the electric energy of the power battery to the direct-current converter, the heater and the air conditioning system, thereby realizing efficient arrangement of electricity utilization.
In some embodiments, the output end of the high-voltage distribution unit is connected to the dc converter, the heater and the air conditioning system through a busbar and a harness.
The high-voltage distribution unit is connected with the direct-current converter, the heater and the air conditioning system through a busbar (the busbar is an electronic element, can be a copper busbar or an aluminum busbar, is an important component in electronic equipment and is used for connecting and transmitting current and signals, the surface is subjected to insulation treatment and mainly used for conducting wires), and a wire harness is connected with the direct-current converter, the heater and the air conditioning system, so that charging control is provided for new energy automobile electric appliances, and the operation of the electric appliance system is monitored.
In some embodiments, the high voltage distribution unit further comprises an overload protection circuit.
The high-voltage distribution unit of the electric automobile is provided with an overload protection circuit and an overload short-circuit protection function, and can rapidly cut off a power supply under the condition of abnormal circuit, thereby avoiding accidents caused by circuit faults. In addition, the high-voltage distribution unit can also monitor the electrical system in real time, and timely find and alarm to treat abnormal conditions.
While certain specific embodiments of the utility model have been described in detail by way of example, it will be appreciated by those skilled in the art that the above examples are for illustration only and are not intended to limit the scope of the utility model. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the utility model. The scope of the utility model is defined by the appended claims.
Claims (11)
1. An ac/dc integrated charging system, comprising: the device comprises alternating-current charging equipment or direct-current charging equipment, a conversion plug, a cable, a charging gun, a direct-current charging seat and a power battery;
the alternating-current charging equipment comprises an alternating-current plug, the direct-current charging equipment comprises a direct-current plug, the alternating-current plug comprises an alternating-current interface and a direct-current interface, the alternating-current plug is connected with the alternating-current interface of the alternating-current plug in an inserting mode, at least one alternating-current terminal used for being connected with alternating current is arranged in the alternating-current interface, at least one direct-current terminal used for being connected with direct current is arranged in the direct-current interface, the output end of the alternating-current terminal and the output end of the direct-current terminal are respectively connected to form a public output end, the public output end is connected to the input end of the charging gun through a cable, the output end of the charging gun is detachably and electrically connected with the input end of the direct-current charging seat, and the output end of the direct-current charging seat is connected with the input end of the power battery;
the charging gun is integrated with a control module, a current identification module, a direct current management unit and an alternating current-to-direct current management unit,
the control module is configured to obtain a current waveform of the public output end by the current identification module, and execute an alternating current charging mode or a direct current charging mode according to the current waveform, wherein the alternating current charging mode or the direct current charging mode is to supply power to the power battery after being converted into direct current by the alternating current-direct current management unit or supply power to the power battery by the direct current management unit.
2. An ac/dc integrated charging system according to claim 1, wherein the ac terminal comprises an ac negative terminal, an ac PE terminal and an ac positive terminal, the dc terminal comprises a dc negative terminal, a dc PE terminal and a dc positive terminal, the output of the ac positive terminal is connected to the output of the dc positive terminal by a first connection, the output of the ac negative terminal is connected to the output of the dc negative terminal by a second connection, the output of the ac PE terminal is connected to the output of the dc PE terminal by a third connection, and the output of the dc positive terminal, the output of the dc negative terminal and the output of the dc PE terminal together form the common output.
3. The ac/dc integrated charging system of claim 2, wherein the first switching structure, the second switching structure, and the third switching structure are any one or a combination of switching banks and switching wires.
4. An ac-dc integrated charging system according to claim 1, wherein the ac terminal comprises an ac negative terminal, an ac PE terminal and an ac positive terminal, the dc terminal comprises a dc negative terminal, a dc PE terminal and a dc positive terminal, the output of the ac positive terminal and the output of the dc positive terminal are connected by a first output structure, the output of the ac negative terminal and the output of the dc negative terminal are connected by a second output structure, the output of the ac PE terminal and the dc PE terminal are connected by a third output structure, and the first output structure, the second output structure and the third output structure together form the common output.
5. The ac/dc integrated charging system of claim 4, wherein the first output structure, the second output structure, and the third output structure are any one or a combination of a patch cord and a patch cord.
6. An ac/dc integrated charging system according to claim 1, wherein the common output terminal is connected to the input terminal of the current identification module, the output terminal of the current identification module is connected to the input terminal of the control module, the dc management unit is connected in parallel with the ac/dc management unit, the output terminal of the control module is connected to the input terminals of the dc management unit and the ac/dc management unit, respectively, and the output terminal of the dc management unit or the output terminal of the ac/dc management unit is connected to the input terminal of the dc charging stand.
7. The ac/dc integrated charging system of claim 1, wherein the high voltage distribution unit and the BMS are further connected in series between the dc charging stand and the power battery.
8. An ac/dc integrated charging system according to claim 1, wherein the ac/dc management unit is integrated with a rectifier and converts ac power output from the common output terminal into dc power through the rectifier.
9. The ac/dc integrated charging system of claim 7, wherein the output of said high voltage distribution unit is further connected to a dc converter, a heater and an air conditioning system.
10. The ac/dc integrated charging system of claim 9, wherein the output end of the high voltage distribution unit is connected to the dc converter, the heater and the air conditioning system through a busbar and a harness.
11. An ac/dc integrated charging system according to claim 7, wherein said high voltage distribution unit further comprises an overload protection circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322294820.3U CN220483101U (en) | 2023-08-25 | 2023-08-25 | AC/DC integrated charging system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322294820.3U CN220483101U (en) | 2023-08-25 | 2023-08-25 | AC/DC integrated charging system |
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| CN220483101U true CN220483101U (en) | 2024-02-13 |
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| CN202322294820.3U Active CN220483101U (en) | 2023-08-25 | 2023-08-25 | AC/DC integrated charging system |
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| CN (1) | CN220483101U (en) |
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- 2023-08-25 CN CN202322294820.3U patent/CN220483101U/en active Active
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