CN108859834A - Display method and device for slow charging state of vehicle and vehicle - Google Patents
Display method and device for slow charging state of vehicle and vehicle Download PDFInfo
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- CN108859834A CN108859834A CN201810736607.4A CN201810736607A CN108859834A CN 108859834 A CN108859834 A CN 108859834A CN 201810736607 A CN201810736607 A CN 201810736607A CN 108859834 A CN108859834 A CN 108859834A
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- 238000000034 method Methods 0.000 title claims abstract description 15
- 238000006243 chemical reaction Methods 0.000 claims abstract description 55
- 238000010586 diagram Methods 0.000 description 3
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
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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
-
- 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
-
- 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
-
- 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
-
- 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
Landscapes
- Electric Propulsion And Braking For Vehicles (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses a display method and device for a slow charging state of a vehicle and the vehicle. The slow charging state display device is arranged in the alternating current-direct current charging conversion device, and the alternating current-direct current charging conversion device further comprises an alternating current-direct current conversion connection plug. Alternating current-direct current conversion connecting plug is including the slow input interface that charges who is connected with outside slow circuit to and the output interface that charges slowly that is connected with the seat that charges soon of vehicle. The slow charging state display device includes: the device comprises a power module, a control module and a display module. The control module is provided with a second CAN interface connected with the first CAN interface of the quick charging seat of the vehicle. The power supply module comprises an input interface connected to the external slow charging circuit and a power supply interface connected with the control module, and is used for converting alternating voltage received by the input interface into direct voltage to supply power to the control module. According to the embodiment of the invention, the current slow charging state information of the vehicle can be displayed on the alternating current/direct current charging conversion device, so that the vehicle owner can conveniently check the information.
Description
Technical Field
The invention relates to the field of electric automobile charging, in particular to a method and a device for displaying a vehicle slow charging state and an automobile.
Background
Along with the continuous maturity of electric automobile charging technology, alternating current-direct current conversion equipment that charges has obtained extensive application, and people are to alternating current-direct current conversion equipment's multifunctionality requirement is higher and higher, wherein, when through alternating current-direct current conversion equipment conversion back, when the charged state of vehicle was the state of slowly charging, the information of the state of slowly charging of vehicle the problem that shows among the alternating current-direct current conversion equipment becomes the key point of everybody's concern.
Disclosure of Invention
In order to solve the technical problem, the invention provides a method and a device for displaying a slow charging state of a vehicle and the vehicle, and solves the problem that information of the slow charging state of the vehicle is displayed through an alternating current-direct current conversion device.
One aspect of the present invention provides an ac/dc charging conversion apparatus for a vehicle, including:
the slow charging state display device and the AC-DC conversion connecting plug;
the AC-DC conversion connecting plug comprises a slow charging input interface connected with an external slow charging circuit and a slow charging output interface connected with a fast charging seat of a vehicle;
the slow charging state display device comprises: the device comprises a power supply module, a control module and a display module;
the control module is provided with a second Controller Area Network (CAN) interface connected with a CAN interface of a first controller of a quick charging seat of the vehicle;
the power supply module comprises an input interface connected to the external slow charging circuit and a power supply interface connected with the control module, and is used for converting alternating-current voltage received by the input interface into direct-current voltage and supplying power to the control module;
the display module is connected with the control module.
Optionally, the control module is a single chip microcomputer.
The invention also provides a display method of a vehicle slow charging state, which is applied to the alternating current-direct current charging conversion device, wherein a second CAN interface of the alternating current-direct current charging conversion device is connected to a third CAN interface of a CAN switching circuit through a first CAN interface of a fast charging seat of the vehicle, and the CAN switching circuit also comprises a fourth CAN interface connected with a slow charging CAN bus inside the vehicle and a fifth CAN interface connected with a fast charging CAN bus inside the vehicle;
the display method of the vehicle slow charging state comprises the following steps:
acquiring a connection state signal of the slow charging input interface;
if the connection state signal indicates that the slow charging input interface is connected with the external slow charging circuit, controlling a third CAN interface of the CAN switching circuit to be communicated with a fourth CAN interface of the CAN switching circuit;
through the first CAN interface of the quick charging seat and the second CAN interface of the alternating current-direct current charging conversion device, the slow charging state information on the slow charging CAN bus in the vehicle is output to the control module, and the control module provides the slow charging state information for the display module to display.
Optionally, the slow charge state information includes: state of charge SOC, time required for completion of charging, and charging failure information.
Optionally, the CAN switching circuit includes a relay, and the step of controlling the third CAN interface of the CAN switching circuit to communicate with the fourth CAN interface of the CAN switching circuit includes:
and the third CAN interface and the fourth CAN interface are communicated through the relay.
The invention also provides a control device for displaying the slow charging state of the vehicle, which is applied to the alternating current-direct current charging conversion device, wherein a second CAN interface of the alternating current-direct current charging conversion device is connected to a third CAN interface of a CAN switching circuit through a first CAN interface of a fast charging seat of the vehicle, and the CAN switching circuit also comprises a fourth CAN interface connected with a slow charging CAN bus inside the vehicle and a fifth CAN interface connected with a fast charging CAN bus inside the vehicle;
the control device for displaying the slow charging state of the vehicle comprises:
the charging connection state acquisition module is used for acquiring a connection state signal of the slow charging input interface;
the circuit switching module is used for controlling a third CAN interface of the CAN switching circuit to be communicated with a fourth CAN interface of the CAN switching circuit when the connection state signal indicates that the slow charging input interface is connected with the external slow charging circuit;
and the slow charging state information display module is used for outputting the slow charging state information on the slow charging CAN bus in the vehicle to the control module through the first CAN interface of the fast charging seat and the second CAN interface of the alternating current-direct current charging conversion device, and the control module provides the slow charging state information for the display module to display.
Optionally, the slow charge state information includes: state of charge SOC, time required for completion of charging, and charging failure information.
Optionally, the CAN switching circuit includes a relay;
the circuit switching module is specifically configured to communicate the third CAN interface with the fourth CAN interface through the relay when the third CAN interface is controlled to be communicated with the fourth CAN interface.
The invention further provides an automobile which comprises the alternating current-direct current charging conversion device and a control device for displaying the slow charging state of the automobile.
Optionally, the automobile further includes:
a fast charging CAN bus and a slow charging CAN bus inside the vehicle;
the quick charging seat comprises a first CAN interface;
a CAN switching circuit, the CAN switching circuit comprising: the system comprises a third CAN interface, a fourth CAN interface connected with a slow charging CAN bus in the vehicle, and a fifth CAN interface connected with a fast charging CAN bus in the vehicle;
and a second CAN interface of the AC/DC charging conversion device is connected to a third CAN interface of the CAN switching circuit through the first CAN interface of the quick charging base.
The embodiment of the invention has the beneficial effects that:
according to the embodiment of the invention, the slow charging state display device is arranged in the alternating current-direct current conversion device, so that the function of displaying slow charging state information through the alternating current-direct current conversion device is realized, the slow charging state information is visualized, and a vehicle owner can conveniently check the current charging state.
Drawings
Fig. 1 is a schematic diagram illustrating a charging scheme of an ac/dc converter according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a slow charging state display device according to an embodiment of the present invention;
FIG. 3 is a flow chart illustrating a method for displaying a slow-charging status of a vehicle according to an embodiment of the present invention;
fig. 4 is a block diagram showing a configuration of a control device for displaying a slow charging state of a vehicle according to an embodiment of the present invention.
Detailed Description
Exemplary embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the invention are shown in the drawings, it should be understood that the invention can be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.
An embodiment of the present invention provides an ac/dc charging conversion device, which is applied to a quick charging interface of a vehicle quick charging seat, as shown in fig. 1. Through the alternating current-direct current charging conversion device, the quick charging interface of the vehicle quick charging seat is connected with an external slow charging circuit, and the vehicle is charged in a slow charging state.
The ac/dc charging conversion device provided in this embodiment, as shown in fig. 1, includes: a slow charging state display device 1 and an AC/DC conversion connecting plug 2.
The AC-DC conversion connecting plug comprises a slow charging input interface connected with an external slow charging circuit and a slow charging output interface connected with a fast charging seat of a vehicle.
Specifically, the ac/dc conversion connecting plug 2 further includes a connection confirming circuit, and the ac/dc conversion device can be detected whether to be connected to the external slow charging circuit through the connection confirming circuit.
As shown in fig. 2, the slow charging state display device includes: a power module 3, a control module 4 and a display module 5.
The control module 4 is provided with a second Controller Area Network (CAN) interface connected to a first CAN interface of a quick charging base of the vehicle.
Specifically, the second CAN interface is connected to a third CAN interface of a CAN switching circuit through a first CAN interface of a quick charging seat of the vehicle, and the CAN switching circuit further comprises a fourth CAN interface connected with a slow charging CAN bus inside the vehicle and a fifth CAN interface connected with the quick charging CAN bus inside the vehicle. If the CAN switching circuit communicates the third CAN interface with the fourth CAN interface, the second CAN interface is communicated with a slow charging CAN bus in the vehicle; and if the CAN switching circuit communicates the third CAN interface with the fifth CAN interface, the second CAN interface is communicated with a quick charging CAN bus in the vehicle.
The power module 3 comprises an input interface connected to the external slow charging circuit and a power supply interface connected with the control module, and is used for converting alternating current voltage received by the input interface into direct current voltage to supply power to the control module.
Specifically, the power module 3 converts the 220V ac power into a required power form to supply power to the control module 4.
The display module 5 is connected with the control module 4.
Specifically, the control module 4 may be a single chip microcomputer, and is configured to analyze the slow charging state information transmitted by the CAN switching circuit, and send the information to the display module 5 for display. The display module 5 may be a display screen, including a liquid crystal display screen or a high definition display screen.
The AC-DC conversion device provided by the embodiment of the invention is provided with the slow charging state display device, CAN receive the current slow charging state information sent by the vehicle through the CAN switching circuit, and displays the current slow charging state information on the display module 5 of the AC-DC conversion device, so that a vehicle owner CAN conveniently check the current slow charging state information.
The embodiment of the invention also provides a display method of the slow charging state of the vehicle, which is applied to the alternating current-direct current charging conversion device.
Specifically, the second CAN interface of the slow charging state display device of the alternating current-direct current assembly and disassembly device is connected to a third CAN interface of a CAN switching circuit through a first CAN interface of a fast charging seat of the vehicle, and the CAN switching circuit further comprises a fourth CAN interface connected with a slow charging CAN bus inside the vehicle and a fifth CAN interface connected with a fast charging CAN bus inside the vehicle.
The method for displaying the slow charging state of the vehicle, as shown in fig. 3, according to the embodiment of the present invention, includes:
and step 31, acquiring a connection state signal of the slow charging input interface.
Specifically, the integrated charging control device obtains the connection state signal of the slow charging input interface through a signal of a connection confirmation circuit in the ac/dc conversion connecting plug 2.
And step 32, if the connection state signal indicates that the slow charging input interface is connected with the external slow charging circuit, controlling a third CAN interface of the CAN switching circuit to be communicated with a fourth CAN interface of the CAN switching circuit.
Preferably, the CAN switching circuit includes a relay, and the step of controlling the third CAN interface of the CAN switching circuit to communicate with the fourth CAN interface of the CAN switching circuit includes:
and the third CAN interface and the fourth CAN interface are communicated through the relay.
This embodiment, through CAN switching circuit the third CAN interface with the intercommunication of fourth CAN interface has realized the first CAN interface of the seat that fills soon of vehicle with the inside CAN bus connection that fills slowly of vehicle, thereby pass through the first CAN interface of the seat that fills soon of vehicle, realized slowly fill state display device's second CAN interface with the inside CAN bus connection that fills slowly of vehicle.
And step 33, outputting the slow charging state information on the slow charging CAN bus in the vehicle to the control module 4 through the first CAN interface of the fast charging seat and the second CAN interface of the slow charging state display device, and providing the information for the display module 5 to display through the control module 4.
Specifically, after receiving the slow charging state information through a second CAN interface of the slow charging state display device, the control module 4 analyzes the slow charging state information, and transmits the analyzed slow charging state information to the display device for display. The control module 4 may be a single chip microcomputer, and the display module 5 may be a display screen, such as a liquid crystal display screen.
Preferably, the slow charging state information includes: state Of Charge (SOC), time Of Charge completion, and charging failure information.
In the display method for the slow charging state of the vehicle in the embodiment, the current slow charging state information is acquired through the CAN switching circuit and is displayed through the display module 5 of the alternating current/direct current charging and converting device, so that the current slow charging state information is visualized, and a vehicle owner CAN conveniently check the current charging state. The embodiment of the invention also provides a control device for displaying the slow charging state of the vehicle, which is applied to the alternating current-direct current charging conversion device.
Specifically, the second CAN interface of the slow charging display module of the AC-DC charging conversion device is connected to a third CAN interface of a CAN switching circuit through a first CAN interface of a fast charging seat of the vehicle, and the CAN switching circuit further comprises a fourth CAN interface connected with a slow charging CAN bus inside the vehicle and a fifth CAN interface connected with the fast charging CAN bus inside the vehicle.
The control device for displaying the slow charging state of the vehicle, as shown in fig. 4, according to an embodiment of the present invention, includes:
and a charging connection state obtaining module 41, configured to obtain a connection state signal of the slow charging input interface.
And the circuit switching module 42 is configured to control the third CAN interface of the CAN switching circuit to be communicated with the fourth CAN interface of the CAN switching circuit when the connection state signal indicates that the slow charging input interface is connected with the external slow charging circuit.
Preferably, the CAN switching circuit includes a relay; the circuit switching module is specifically configured to communicate the third CAN interface with the fourth CAN interface through the relay when the third CAN interface is controlled to be communicated with the fourth CAN interface.
And the slow charging state information display module 43 is used for outputting the slow charging state information on the slow charging CAN bus inside the vehicle to the control module through the first CAN interface of the fast charging seat and the second CAN interface of the alternating current-direct current charging conversion device, and the control module provides the slow charging state information for the display module to display.
Preferably, the slow charging state information includes: SOC, time required for completion of charging, and charging failure information.
In this embodiment the controlling means that the vehicle slowly charged state shows, through CAN switching circuit acquires current state information that slowly fills to pass through current state information that slowly fills the alternating current-direct current conversion equipment and show, make current state information that slowly fills visual, thereby make things convenient for the car owner to look over current state of charge.
The embodiment of the invention also provides an automobile which comprises the alternating current-direct current charging conversion device and a control device for displaying the slow charging state of the automobile.
Preferably, the automobile further includes:
and the fast charging CAN bus and the slow charging CAN bus are arranged in the vehicle.
The quick charging seat comprises a first CAN interface.
A CAN switching circuit, the CAN switching circuit comprising: the third CAN interface, the fourth CAN interface connected with the slow charging CAN bus in the vehicle, and the fifth CAN interface connected with the fast charging CAN bus in the vehicle.
And a second CAN interface of the AC/DC charging conversion device is connected to a third CAN interface of the CAN switching circuit through the first CAN interface of the quick charging base.
In this embodiment the car, through alternating current-direct current charge conversion equipment with the seat that fills soon of car is connected, can fill slowly and charge. Meanwhile, the automobile CAN send the current slow charging state information to the alternating current and direct current conversion device for displaying through the CAN switching circuit. The information of the current slow charging state is visualized, and the current charging state is conveniently checked by a vehicle owner.
While the preferred embodiments of the present invention have been described, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention as defined in the following claims.
Claims (10)
1. An alternating current-direct current charging conversion device is applied to a vehicle, and is characterized by comprising:
the slow charging state display device and the AC-DC conversion connecting plug; wherein,
the alternating current-direct current conversion connecting plug comprises a slow charging input interface connected with an external slow charging circuit and a slow charging output interface connected with a fast charging seat of a vehicle;
the slow charging state display device comprises: the device comprises a power supply module, a control module and a display module;
the control module is provided with a second Controller Area Network (CAN) interface connected with a CAN interface of a first controller of a quick charging seat of the vehicle;
the power supply module comprises an input interface connected to the external slow charging circuit and a power supply interface connected with the control module, and is used for converting alternating-current voltage received by the input interface into direct-current voltage and supplying power to the control module;
the display module is connected with the control module.
2. The AC-DC charging conversion device according to claim 1,
the control module is a single chip microcomputer.
3. A method for displaying a slow charging state of a vehicle, which is applied to the ac/dc charging conversion device of claim 1 or 2, wherein a second CAN interface of the ac/dc charging conversion device is connected to a third CAN interface of a CAN switching circuit through a first CAN interface of a fast charging base of the vehicle, and the CAN switching circuit further comprises a fourth CAN interface connected with a slow charging CAN bus inside the vehicle and a fifth CAN interface connected with a fast charging CAN bus inside the vehicle; the display method is characterized by comprising the following steps:
acquiring a connection state signal of the slow charging input interface;
if the connection state signal indicates that the slow charging input interface is connected with the external slow charging circuit, controlling a third CAN interface of the CAN switching circuit to be communicated with a fourth CAN interface of the CAN switching circuit;
through the first CAN interface of the quick charging seat and the second CAN interface of the alternating current-direct current charging conversion device, the slow charging state information on the slow charging CAN bus in the vehicle is output to the control module, and the control module provides the slow charging state information for the display module to display.
4. The method for displaying a slow charging state of a vehicle according to claim 3,
the slow charge state information includes: state of charge SOC, time required for completion of charging, and charging failure information.
5. The method for displaying a slow charging state of a vehicle according to claim 3,
the CAN switching circuit is including the relay, control CAN switching circuit's third CAN interface with the step of CAN switching circuit's fourth CAN interface intercommunication includes:
and the third CAN interface and the fourth CAN interface are communicated through the relay.
6. A control device for displaying a slow charging state of a vehicle, which is applied to the ac/dc charging conversion device of claim 1 or 2, wherein a second CAN interface of the ac/dc charging conversion device is connected to a third CAN interface of a CAN switching circuit through a first CAN interface of a fast charging seat of the vehicle, and the CAN switching circuit further comprises a fourth CAN interface connected with a slow charging CAN bus inside the vehicle and a fifth CAN interface connected with a fast charging CAN bus inside the vehicle; characterized in that the control device comprises:
the charging connection state acquisition module is used for acquiring a connection state signal of the slow charging input interface;
the circuit switching module is used for controlling a third CAN interface of the CAN switching circuit to be communicated with a fourth CAN interface of the CAN switching circuit when the connection state signal indicates that the slow charging input interface is connected with the external slow charging circuit;
and the slow charging state information display module is used for outputting the slow charging state information on the slow charging CAN bus in the vehicle to the control module through the first CAN interface of the fast charging seat and the second CAN interface of the alternating current-direct current charging conversion device, and the control module provides the slow charging state information for the display module to display.
7. The control apparatus for displaying a slow charging state of a vehicle according to claim 6,
the slow charge state information includes: state of charge SOC, time required for completion of charging, and charging failure information.
8. The control apparatus for displaying a slow charging state of a vehicle according to claim 6,
the CAN switching circuit comprises a relay;
the circuit switching module is specifically configured to communicate the third CAN interface with the fourth CAN interface through the relay when the third CAN interface is controlled to be communicated with the fourth CAN interface.
9. An automobile, characterized in that, comprising the AC/DC charging conversion device according to any one of claims 1 to 2, and further comprising a control device for displaying a slow charging state of the vehicle according to any one of claims 6 to 8.
10. The vehicle of claim 9, further comprising:
a fast charging CAN bus and a slow charging CAN bus inside the vehicle;
the quick charging seat comprises a first CAN interface;
a CAN switching circuit, the CAN switching circuit comprising: the system comprises a third CAN interface, a fourth CAN interface connected with a slow charging CAN bus in the vehicle, and a fifth CAN interface connected with a fast charging CAN bus in the vehicle;
and a second CAN interface of the AC/DC charging conversion device is connected to a third CAN interface of the CAN switching circuit through the first CAN interface of the quick charging base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810736607.4A CN108859834B (en) | 2018-07-06 | 2018-07-06 | Display method and device for slow charging state of vehicle and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810736607.4A CN108859834B (en) | 2018-07-06 | 2018-07-06 | Display method and device for slow charging state of vehicle and vehicle |
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| Publication Number | Publication Date |
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| CN108859834A true CN108859834A (en) | 2018-11-23 |
| CN108859834B CN108859834B (en) | 2020-06-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810736607.4A Active CN108859834B (en) | 2018-07-06 | 2018-07-06 | Display method and device for slow charging state of vehicle and vehicle |
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Cited By (1)
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| CN108859834B (en) | 2020-06-02 |
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