CN213292048U - Electric vehicle battery charging system and charging pile - Google Patents
Electric vehicle battery charging system and charging pile Download PDFInfo
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- CN213292048U CN213292048U CN202022032098.2U CN202022032098U CN213292048U CN 213292048 U CN213292048 U CN 213292048U CN 202022032098 U CN202022032098 U CN 202022032098U CN 213292048 U CN213292048 U CN 213292048U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/12—Electric charging stations
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
Abstract
The utility model provides an electric motor car battery charging system and a stake of charging, fill electric pile and include charging circuit, charging switch circuit, comparison circuit, fill electric pile electronic tags and fill electric pile NFC card reader. The charging circuit is used for providing a charging power supply for the electric vehicle battery, and the charging pile NFC card reader is used for reading the electronic tag of the battery so as to acquire the battery power consumption information of the electric vehicle battery. The comparison circuit compares the battery power consumption information with power consumption authentication data to confirm that the electric vehicle battery is an authenticated electric vehicle battery, and sends a charging communication signal or a charging disconnection signal. The charging switch circuit turns off or on the charging circuit in response to the charging on signal or the charging off signal. The charging of the electric vehicle battery is safer due to the fact that the electric vehicle battery is firstly authenticated and charged.
Description
Technical Field
The invention relates to the technical field of new energy electric vehicles, in particular to an electric vehicle battery charging system and a charging pile.
Background
Along with the development of the society, in order to practice thrift the energy and reduce the emission of environment harmful substance, more and more fuel cars/gasoline cars are replaced by electric vehicle, and the quantity of electric motor car is constantly increased, and the charging interface of new forms electric motor car, electric motor car battery and the electric pile of filling at present home and abroad exists multiple form, and is incompatible each other. Even if the charging interfaces are the same, the charging interfaces can not be used in a mixed mode due to different charging modes, and potential safety hazards can be brought if the batteries of the electric vehicle are mistakenly connected with the non-adaptive charging pile or the batteries of the electric vehicle are mistakenly connected with the non-adaptive electric vehicle.
Disclosure of Invention
The technical problem that this application mainly solved is to solve electric motor car battery power consumption and has the technical problem of potential safety hazard.
According to a first aspect, an embodiment provides an electric vehicle battery charging system, comprising a charging pile and an electric vehicle battery;
the charging pile is used for charging the electric vehicle battery and comprises a charging circuit, a charging switch circuit, a comparison circuit and a charging pile electronic tag; the charging circuit is connected with the electric vehicle battery to provide a charging power supply; the charging switch circuit is connected with the charging circuit and used for switching on or off the charging circuit; when the charging switch circuit receives a charging on signal, the charging switch circuit turns on the charging circuit, and when the charging switch circuit receives a charging off signal, the charging switch circuit turns off the charging circuit; the charging pile electronic tag is used for sending charging pile charging information of the charging pile to the electric vehicle battery so as to be used for confirming that the charging pile is an authenticated charging pile by the electric vehicle battery according to the charging pile charging information; the charging pile charging information comprises charging pile authentication information of the charging pile;
the electric vehicle battery comprises a battery pack, a battery switch circuit, a BMC control circuit and a battery electronic tag; the battery pack is used for providing electric energy; the battery switch circuit is connected with the battery pack and used for switching on or off a charging loop of the battery pack; when receiving a battery on signal, the battery switch circuit switches on the charging loop of the battery pack, and when receiving a battery off signal, the battery switch circuit switches off the charging loop of the battery pack; the battery electronic tag is used for sending battery power consumption information of the electric vehicle battery to the charging pile so that the charging pile can confirm that the electric vehicle battery is an authenticated electric vehicle battery according to the battery power consumption information; the battery electricity utilization information comprises battery authentication information of the electric vehicle battery;
the charging pile also comprises a charging pile NFC card reader which is connected with the comparison circuit and used for reading a battery electronic tag of the electric vehicle battery so as to obtain battery power consumption information of the electric vehicle battery and send the battery power consumption information to the comparison circuit, and the comparison circuit is connected with the charging switch circuit; the comparison circuit is used for sending the charging on-signal when the battery authentication information read by the charging pile NFC card reader accords with one-power authentication data, and otherwise, sending the charging off-signal; the electricity utilization authentication data comprise charging pile authentication information of an authenticated charging pile and battery authentication information of an authenticated electric vehicle battery;
the electric vehicle battery also comprises a battery NFC card reader which is connected with the BMC control circuit; the battery NFC card reader is used for reading the charging pile electronic tag so as to acquire charging information of the charging pile and sending the charging information to the BMC control circuit; the BMC control circuit is connected with the battery switch circuit and used for sending the battery conduction signal when the charging pile authentication information read by the battery NFC card reader conforms to the electricity utilization authentication data, and otherwise, sending the battery disconnection signal.
In one embodiment, the battery power consumption information further includes battery information, charging interface information, charging mode information and/or charging voltage information;
and/or the charging information of the charging pile further comprises battery information, charging interface information, charging mode information and/or charging voltage information which are compatible with the charging pile.
In one embodiment, the battery information includes battery manufacturer information, battery type information, battery model information, and battery production date.
In one embodiment, the charging pile further comprises a charging pile communication device connected with the comparison circuit; the comparison circuit is further used for acquiring the electricity consumption authentication data from a server through the charging pile communication device; and/or the electric vehicle battery also comprises a battery communication device which is connected with the BMC control circuit; the BMC control circuit is further used for acquiring the electricity utilization authentication data from a server through the battery communication device.
According to a second aspect, an embodiment provides a charging pile for charging an electric vehicle battery, including a charging circuit, a charging switch circuit, a comparison circuit, a charging pile electronic tag, and a charging pile NFC card reader;
the charging circuit is connected with the electric vehicle battery to provide a charging power supply;
the charging switch circuit is connected with the charging circuit and used for switching on or off the charging circuit; when the charging switch circuit receives a charging on signal, the charging switch circuit turns on the charging circuit, and when the charging switch circuit receives a charging off signal, the charging switch circuit turns off the charging circuit;
the charging pile electronic tag is used for sending charging pile charging information of the charging pile to the electric vehicle battery so as to be used for confirming that the charging pile is an authenticated charging pile by the electric vehicle battery according to the charging pile charging information; the charging pile charging information comprises charging pile authentication information of the charging pile;
the charging pile NFC card reader is connected with the comparison circuit and used for reading a battery electronic tag of the electric vehicle battery so as to obtain battery power consumption information of the electric vehicle battery and sending the battery power consumption information to the comparison circuit;
the comparison circuit is connected with the charging switch circuit and is used for sending the charging on signal when the battery authentication information read by the charging pile NFC card reader conforms to one-time power consumption authentication data, and otherwise, sending the charging off signal; the electricity consumption authentication data comprises charging pile authentication information of the authenticated charging pile and battery authentication information of the authenticated electric vehicle battery.
In one embodiment, the device further comprises a charging gun and a pile body; the charging gun is used for connecting the pile body and the electric vehicle battery to be charged; the charging switch circuit and the comparison circuit are arranged in the pile body; the charging circuit, the charging pile NFC card reader and/or the charging pile electronic tag are/is arranged on the charging gun.
In one embodiment, the charging gun is further provided with an indicating device, connected with the charging switch circuit, and used for indicating the on-off state of the charging switch circuit.
In one embodiment, the device further comprises a charging pile communication device which is connected with the comparison circuit; the comparison circuit is further used for acquiring the electricity consumption authentication data from a server through the charging pile communication device; and/or the electricity utilization authentication data further comprises charging pile historical charging information corresponding to the charging pile authentication information; the historical charging information of the charging pile comprises historical charging frequency information of the charging pile.
In an embodiment, the charging information of the charging pile further includes battery information, charging interface information, charging mode information and/or charging voltage information compatible with the charging pile.
In an embodiment, the charging information of the charging pile sent by the electronic tag of the charging pile is encrypted information.
According to the charging pile of the embodiment, the charging pile comprises a charging circuit, a charging switch circuit, a comparison circuit, a charging pile electronic tag and a charging pile NFC card reader. The charging circuit is used for providing a charging power supply for the electric vehicle battery, and the charging pile NFC card reader is used for reading the electronic tag of the battery so as to acquire the battery power consumption information of the electric vehicle battery. The comparison circuit compares the battery power consumption information with power consumption authentication data to confirm that the electric vehicle battery is an authenticated electric vehicle battery, and sends a charging communication signal or a charging disconnection signal. The charging switch circuit turns off or on the charging circuit in response to the charging on signal or the charging off signal. The charging of the electric vehicle battery is safer due to the fact that the electric vehicle battery is firstly authenticated and charged.
Drawings
Fig. 1 is a schematic structural diagram of a charging management system according to an embodiment;
FIG. 2 is a diagram of an exemplary embodiment of an electric vehicle battery charging system;
FIG. 3 is a schematic diagram of an embodiment of a charging pile;
FIG. 4 is a schematic structural diagram of an electric vehicle according to an embodiment;
FIG. 5 is a schematic structural diagram of an electric vehicle battery according to an embodiment;
fig. 6 is a schematic structural diagram of an electric vehicle according to an embodiment.
Detailed Description
The present invention will be described in further detail with reference to the following detailed description and accompanying drawings. Wherein like elements in different embodiments are numbered with like associated elements. In the following description, numerous details are set forth in order to provide a better understanding of the present application. However, those skilled in the art will readily recognize that some of the features may be omitted or replaced with other elements, materials, methods in different instances. In some instances, certain operations related to the present application have not been shown or described in detail in order to avoid obscuring the core of the present application from excessive description, and it is not necessary for those skilled in the art to describe these operations in detail, so that they may be fully understood from the description in the specification and the general knowledge in the art.
Furthermore, the features, operations, or characteristics described in the specification may be combined in any suitable manner to form various embodiments. Also, the various steps or actions in the method descriptions may be transposed or transposed in order, as will be apparent to one of ordinary skill in the art. Thus, the various sequences in the specification and drawings are for the purpose of describing certain embodiments only and are not intended to imply a required sequence unless otherwise indicated where such sequence must be followed.
The numbering of the components as such, e.g., "first", "second", etc., is used herein only to distinguish the objects as described, and does not have any sequential or technical meaning. The term "connected" and "coupled" when used in this application, unless otherwise indicated, includes both direct and indirect connections (couplings).
In the embodiment of the invention, the charging circuit is used for providing a charging power supply for the electric vehicle battery, and the charging pile NFC card reader is used for reading the electronic tag of the battery so as to acquire the battery power consumption information of the electric vehicle battery. The comparison circuit compares the battery power consumption information with power consumption authentication data to confirm that the electric vehicle battery is an authenticated electric vehicle battery, and sends a charging communication signal or a charging disconnection signal. The charging switch circuit turns off or on the charging circuit in response to the charging on signal or the charging off signal. Because the charging pile authenticates the electric vehicle battery firstly and then starts charging, the charging management of the electric vehicle battery is safer and more reliable.
Example one
Referring to fig. 1, a schematic structural diagram of a charging management system in an embodiment includes a charging pile 1, an electric vehicle battery 2, and an electric vehicle 3, where the charging pile 1 is used for charging the electric vehicle battery 2, and the electric vehicle battery 2 is used for providing electric energy for the electric vehicle 3.
The charging pile 1 comprises a charging circuit 12, a charging switch circuit 11, a comparison circuit 13, a charging pile NFC card reader 14 and a charging pile electronic tag 15, and the charging circuit 12 is connected with the electric vehicle battery 2 to provide a charging power supply. The charging switch circuit 11 is connected to the charging circuit 12, and is configured to turn on or off the charging circuit 12. The charging switch circuit 11 turns on the charging circuit 12 when receiving the charging on signal, and the charging switch circuit 11 turns off the charging circuit 12 when receiving the charging off signal. Fill electric pile electronic tags 15 and be used for sending the electric vehicle battery 2 with filling electric pile charging information of filling electric pile 1 to be used for electric vehicle battery 2 to fill electric pile 1 for the certification according to filling electric pile charging information affirmation. The charging pile charging information includes charging pile authentication information of the charging pile 1. The charging pile NFC card reader 14 is connected with the comparison circuit 13 and used for reading a battery electronic tag 25 of the electric vehicle battery 2 to obtain battery electricity utilization information of the electric vehicle battery 2 and sending the battery electricity utilization information to the comparison circuit 13, the comparison circuit 13 is connected with the charging switch circuit 11, and the comparison circuit 13 is used for sending a charging on signal when battery authentication information read by the charging pile NFC card reader 14 is consistent with electricity authentication data, and otherwise, sending a charging off signal. The electricity consumption authentication data comprises charging pile authentication information of the authenticated charging pile and battery authentication information of the authenticated electric vehicle battery.
The electric vehicle battery 2 comprises a battery pack 21, a battery switch circuit 22, a BMC control circuit 23, a battery NFC card reader 24 and a battery electronic tag 25, wherein the battery pack 21 is used for providing electric energy, the battery switch circuit 22 is connected with the battery pack 21 and used for conducting or disconnecting a charging and discharging loop of the battery pack 21, when a battery conducting signal is received, the battery switch circuit 22 conducts the charging and discharging loop of the battery pack 21, and when a battery disconnecting signal is received, the battery switch circuit 22 disconnects the charging and discharging loop of the battery pack 21. The battery electronic tag 25 is used for sending the battery electricity utilization information of the electric vehicle battery 2 to the electric vehicle 3 and/or the charging pile 1, so that the electric vehicle 3 and/or the charging pile 1 can confirm that the electric vehicle battery 2 is an authenticated electric vehicle battery according to the battery electricity utilization information. The battery power consumption information includes battery authentication information of the electric vehicle battery 2. The battery NFC card reader 24 is connected with the BMC control circuit 23, the battery NFC card reader 24 is used for reading an electric vehicle electronic tag 37 and/or a charging pile electronic tag 15 so as to obtain electric vehicle electricity utilization information and/or charging pile charging information and send the electric vehicle electricity utilization information and/or charging pile charging information to the BMC control circuit 23, the BMC control circuit 23 is connected with the battery switch circuit 22, the BMC control circuit 23 is used for sending a battery on signal when the electric vehicle authentication information and/or charging pile authentication information read by the battery NFC card reader 24 conforms to electricity utilization authentication data, and otherwise, a battery off signal is sent.
The electric vehicle 3 comprises a vehicle body, an electric vehicle controller 35 arranged on the vehicle body, a motor 33, a battery interface 31, a power supply circuit 32, a power supply switch circuit 34, an electric vehicle NFC card reader 36 and an electric vehicle electronic tag 37. The motor 33 is used for providing power for the electric vehicle 3, the battery interface 31 is used for connecting the electric vehicle battery 2, the power supply circuit 32 is used for obtaining electric energy from the electric vehicle battery 2 through the battery interface 31 so as to provide the electric motor 33, the power supply switch circuit 34 is used for switching on or off the power supply circuit 32, when a power supply switching-on signal is received, the power supply switch circuit 34 is used for switching on the power supply circuit 32, when a power supply switching-off signal is received, the power supply switch circuit 34 is used for switching off the power supply circuit 32, the electric vehicle electronic tag 37 is used for sending electric vehicle electricity utilization information of the electric vehicle 3 to the electric vehicle battery 2, so that the electric vehicle 3 is confirmed to be an authenticated electric vehicle according to the electric vehicle electricity utilization information. The electric vehicle NFC card reader 36 is connected with the electric vehicle controller 35 and used for reading the battery electronic tag 25 of the electric vehicle battery 2 so as to acquire the battery power consumption information of the electric vehicle battery 2 and send the battery power consumption information to the electric vehicle controller 35, the electric vehicle controller 35 is used for sending a power supply on signal when the battery authentication information read by the electric vehicle NFC card reader 36 conforms to the power consumption authentication data, otherwise, a power supply off signal is sent, and the power consumption authentication data comprises the battery authentication information of the authenticated electric vehicle battery, the electric vehicle authentication information of the authenticated electric vehicle and the charging pile authentication information of the authenticated charging pile.
In one embodiment, the charging pile charging information, the battery power utilization information and the electric vehicle power utilization information are encrypted information so as to ensure information safety. In one embodiment, the electric vehicle power consumption information further comprises battery information, charging interface information, charging mode information and/or charging voltage information which are compatible with the electric vehicle, and when the electric vehicle is used for replacing the battery, the new electric vehicle battery is confirmed to be matched with the electric vehicle, so that the electric vehicle power consumption safety is ensured. In an embodiment, the battery power consumption information further includes battery information, charging interface information, charging mode information, and/or charging voltage information. In an embodiment, the charging information of the charging pile further includes battery information, charging interface information, charging mode information and/or charging voltage information compatible with the charging pile. The battery information comprises battery manufacturer information, battery type information, battery model information and battery production date.
In an embodiment, the charging pile 1 further includes a charging pile communication device connected to the comparison circuit 13, and the comparison circuit 13 is further configured to obtain the electricity consumption authentication data from a server through the charging pile communication device. In an embodiment, the electric vehicle battery 2 further includes a battery communication device connected to the BMC control circuit 23, and the BMC control circuit 23 is further configured to obtain the electricity consumption authentication data from a server through the battery communication device. In an embodiment, the electric vehicle 3 further includes an electric vehicle communication device connected to the electric vehicle controller 35, and the electric vehicle controller 35 is further configured to obtain the electricity consumption authentication data from a server through the electric vehicle communication device.
In an embodiment, the charging management system further includes a server, and the server is configured to send power consumption authentication data to the charging pile 1, the electric vehicle battery 2, and the electric vehicle 3. In one embodiment, the electricity consumption authentication data further includes electric vehicle historical charging information corresponding to the electric vehicle authentication information, and the electric vehicle historical charging information includes historical charging frequency information of the electric vehicle, and is used for recording the cumulative charging frequency of the electric vehicle, so that the service life of the electric vehicle can be monitored. In one embodiment, the electricity consumption authentication data further comprises battery historical charging information corresponding to the battery authentication information, and the battery historical charging information comprises historical charging times information of the electric vehicle battery and is used for recording the use times of the electric vehicle battery. In one embodiment, the electricity consumption authentication data further includes charging pile historical charging information corresponding to the charging pile authentication information, and the charging pile historical charging information includes charging pile historical charging times information used for recording and monitoring the use times of the charging pile.
In an embodiment, when the electric vehicle is connected to the electric vehicle battery, the electric vehicle battery supplies power to the electric vehicle controller and the electric vehicle NFC card reader for a preset time, so that the electric vehicle controller authenticates the electric vehicle battery. Because the electric motor car can't authenticate the electric motor car battery after losing the electricity, so after the electric motor car battery authenticates the electric motor car, supply power to the electric motor car, for electric motor car controller and electric motor car NFC card reader power supply after the electric motor car is connected the electric motor car battery, the electric motor car is accomplished and is continued to connect or break off the electric motor car battery after the authentication to the electric motor car battery.
In the embodiment of the application, the charging management system for the electric vehicle comprises a charging pile, an electric vehicle battery and the electric vehicle. The charging pile comprises a charging pile electronic tag and a charging pile NFC card reader, the electric vehicle battery comprises a battery NFC card reader and a battery electronic tag, and the electric vehicle comprises an electric vehicle electronic tag and an electric vehicle NFC card reader. Because the charging pile and the electric vehicle acquire the battery electricity utilization information of the electric vehicle battery through the battery electronic tag, and the battery authentication information in the battery electricity utilization information is authenticated to be charged or discharged, the charging and discharging of the electric vehicle battery are safer
Example two
Referring to fig. 2, an embodiment of an electric vehicle battery charging system includes a charging pile 1 and an electric vehicle battery 2. The charging pile 1 is used for charging the electric vehicle battery 2 and comprises a charging circuit 12, a charging switch circuit 11, a comparison circuit 13 and a charging pile electronic tag 15. The charging circuit 12 is connected to the electric vehicle battery 2 to supply a charging power. The charging switch circuit 11 is connected to the charging circuit 12, and is configured to turn on or off the charging circuit 12. The charging switch circuit 11 turns on the charging circuit 12 when receiving the charging on signal, and the charging switch circuit 11 turns off the charging circuit 12 when receiving the charging off signal. Fill electric pile electronic tags 15 and be used for sending the electric vehicle battery 2 for the electric vehicle battery 2 according to filling electric pile charging information and confirming that fills electric pile is the electric pile of the authentication with filling electric pile 1. The charging pile charging information includes charging pile authentication information of the charging pile. The electric vehicle battery 2 includes a battery pack 21, a battery switch circuit 22, a BMC control circuit 23, and a battery electronic tag 25. The battery pack 21 is used to supply electric power. The battery switch circuit 22 is connected to the battery pack 21 and is configured to turn on or off a charging circuit of the battery pack, and when receiving a battery on signal, the battery switch circuit 22 turns on the charging circuit of the battery pack 21, and when receiving a battery off signal, the battery switch circuit 22 turns off the charging circuit of the battery pack 21. The battery electronic tag 25 is used for sending the battery power consumption information of the electric vehicle battery 2 to the charging pile 1, so that the charging pile 1 can confirm that the electric vehicle battery 2 is an authenticated electric vehicle battery according to the battery power consumption information. The battery power consumption information includes battery authentication information of the electric vehicle battery 2. The charging pile 1 further comprises a charging pile NFC card reader 14 connected with the comparison circuit 13 and used for reading a battery electronic tag 25 of the electric vehicle battery 2 so as to obtain battery electricity utilization information of the electric vehicle battery 2 and send the battery electricity utilization information to the comparison circuit 13, the comparison circuit 13 is connected with the charging switch circuit 11, and the comparison circuit 13 is used for sending a charging on signal when battery authentication information read by the charging pile NFC card reader 14 conforms to electricity utilization authentication data, and otherwise, sending a charging off signal. The electricity consumption authentication data comprises charging pile authentication information of the authenticated charging pile and battery authentication information of the authenticated electric vehicle battery. The electric vehicle battery 2 further comprises a battery NFC card reader 24 connected with the BMC control circuit 23, the battery NFC card reader 24 is used for reading the charging pile electronic tag 15 to acquire charging pile charging information and send the charging pile charging information to the BMC control circuit 23, the BMC control circuit 23 is connected with the battery switch circuit 22, and the BMC control circuit 23 is used for sending a battery on signal when the charging pile authentication information read by the battery NFC card reader 24 conforms to power utilization authentication data, and otherwise, sending a battery off signal. In one embodiment, the battery power consumption information further includes battery information, charging interface information, charging mode information and/or charging voltage information, and the charging information of the charging pile further includes battery information, charging interface information, charging mode information and/or charging voltage information compatible with the charging pile. The battery information comprises battery manufacturer information, battery type information, battery model information and battery production date.
In an embodiment, the charging pile 1 further includes a charging pile communication device 16 connected to the comparison circuit 13, and the comparison circuit 13 is further configured to obtain the electricity consumption authentication data from a server through the charging pile communication device 16. The electric vehicle battery 2 further includes a battery communication device 26 connected to the BMC control circuit 23, and the BMC control circuit 23 is further configured to obtain power consumption authentication data from a server through the battery communication device 26.
Referring to fig. 3, a schematic diagram of a charging pile in an embodiment is shown, and in an embodiment, a charging pile for charging a battery of an electric vehicle includes a charging circuit 12, a charging switch circuit 11, a comparison circuit 13, a charging pile electronic tag 15, and a charging pile NFC card reader 14. The charging circuit 12 is connected to a battery of the electric vehicle to supply a charging power. The charging switch circuit 11 is connected to the charging circuit 12, and is configured to turn on or off the charging circuit 12. The charging switch circuit 11 turns on the charging circuit 12 when receiving the charging on signal, and the charging switch circuit 11 turns off the charging circuit 12 when receiving the charging off signal. The charging pile electronic tag 15 is used for sending charging pile charging information of the charging pile 1 to an electric vehicle battery so as to confirm that the charging pile 1 is an authenticated charging pile according to the charging pile charging information of the electric vehicle battery. The charging pile charging information includes charging pile authentication information of the charging pile. Fill electric pile NFC card reader 14 and compare circuit 13 and be connected for read the battery electronic tags of electric motor car battery, in order to obtain the battery power consumption information of electric motor car battery, and send for comparing circuit 13. The comparison circuit 13 is connected to the charging switch circuit 11, and is configured to send a charging on signal when the battery authentication information read by the charging pile NFC card reader 14 matches an electricity usage authentication data, and send a charging off signal otherwise. The electricity consumption authentication data comprises charging pile authentication information of the authenticated charging pile and battery authentication information of the authenticated electric vehicle battery.
In one embodiment, the charging pile 1 further comprises a charging gun 17 and a pile body 10, wherein the charging gun 17 is used for connecting the pile body 10 and an electric vehicle battery to be charged. The charging switch circuit 11 and the comparison circuit 13 are arranged in the pile body 10, and the charging circuit 12, the charging pile NFC card reader 14 and the charging pile electronic tag 15 are arranged on the charging gun 17.
In one embodiment, the charging gun 17 is further provided with an indicating device 18 connected to the charging switch circuit 11 for indicating the on/off state of the charging switch circuit 11. In an embodiment, the charging pile communication device 16 is further included and connected with the comparison circuit 13, the comparison circuit 13 is further configured to obtain power consumption authentication data from a server through the charging pile communication device 16, the power consumption authentication data further includes charging pile historical charging information corresponding to the charging pile authentication information, and the charging pile historical charging information includes historical charging times information of the charging pile 1. In an embodiment, the charging information of the charging pile further includes battery information, charging interface information, charging mode information and/or charging voltage information compatible with the charging pile. In an embodiment, the charging information of the charging pile sent by the charging pile electronic tag 15 is encrypted information.
In an embodiment of the application, a charging pile is disclosed, which comprises a charging circuit, a charging switch circuit, a comparison circuit, a charging pile electronic tag and a charging pile NFC card reader. The charging circuit is used for providing a charging power supply for the electric vehicle battery, and the charging pile NFC card reader is used for reading the electronic tag of the battery so as to acquire the battery power consumption information of the electric vehicle battery. The comparison circuit compares the battery power consumption information with power consumption authentication data to confirm that the electric vehicle battery is an authenticated electric vehicle battery, and sends a charging communication signal or a charging disconnection signal. The charging switch circuit turns off or on the charging circuit in response to the charging on signal or the charging off signal. The charging of the electric vehicle battery is safer due to the fact that the electric vehicle battery is firstly authenticated and charged.
EXAMPLE III
Referring to fig. 4, a schematic diagram of an embodiment of an electric vehicle structure includes a vehicle body 30 and an electric vehicle battery 40, the vehicle body 30 is provided with an electric vehicle controller 35, a motor 33, a battery interface 31, a power supply circuit 32, a power supply switch circuit 34 and an electric vehicle electronic tag 37, the motor 33 is configured to provide power for the electric vehicle 3, the battery interface 31 is configured to connect the electric vehicle battery 40, the power supply circuit 32 is configured to obtain electric energy from the electric vehicle battery 40 through the battery interface 31 to provide the electric energy to the motor 33, the power supply switch circuit 34 is configured to turn on or turn off the power supply circuit 32, when receiving a power supply on signal, the power supply switch circuit 34 turns on the power supply circuit 32, when receiving a power supply off signal, the power supply switch circuit 34 turns off the power supply circuit 32, the electric vehicle electronic tag 37 is configured to send electric vehicle power consumption information of the electric vehicle 3 to the electric vehicle battery 40, so, the electric vehicle electricity information includes electric vehicle authentication information of the electric vehicle 3. The electric vehicle battery comprises a battery pack 41, a battery switch circuit 42, a BMC control circuit 43 and a battery electronic tag 45, wherein the battery pack 41 is used for providing electric energy, and the battery switch circuit 42 is connected with the battery pack 41 and used for switching on or off a discharge loop of the battery pack 41. The battery switch circuit 42 turns on the discharge circuit of the battery pack 41 when receiving the battery on signal, and the battery switch circuit 42 turns off the discharge circuit of the battery pack 41 when receiving the battery off signal. The battery electronic tag 45 is configured to send battery power consumption information of the electric vehicle battery 40 to the electric vehicle 3, so that the electric vehicle 3 can determine that the electric vehicle battery 40 is an authenticated electric vehicle battery according to the battery power consumption information, where the battery power consumption information includes battery authentication information of the electric vehicle battery 40.
The electric vehicle 3 further includes an electric vehicle NFC card reader 36 connected to the electric vehicle controller 35, and configured to read a battery electronic tag 45 of the electric vehicle battery 40, so as to obtain battery power consumption information of the electric vehicle battery 40, and send the battery power consumption information to the electric vehicle controller 35, where the electric vehicle controller 35 is configured to send a power supply on signal when the battery authentication information read by the electric vehicle NFC card reader 36 matches with power consumption authentication data, and otherwise, send the power supply off signal. The electricity consumption authentication data includes battery authentication information of the authenticated electric vehicle battery and electric vehicle authentication information of the authenticated electric vehicle. The electric vehicle battery 40 further includes a battery NFC card reader 44 connected to the BMC control circuit 43, the battery NFC card reader 44 is configured to read the electric vehicle electronic tag 37 to obtain electric vehicle power consumption information and send the electric vehicle power consumption information to the BMC control circuit 43, the BMC control circuit 43 is connected to the battery switch circuit 42, and the BMC control circuit 43 is configured to send a battery on signal when the electric vehicle authentication information read by the battery NFC card reader 44 matches the power consumption authentication data, and otherwise, send a battery off signal. In one embodiment, the battery power consumption information further includes battery information, charging interface information, charging mode information and/or charging voltage information, and the electric vehicle power consumption information further includes battery information, charging interface information, charging mode information and/or charging voltage information compatible with the charging pile. The battery information comprises battery manufacturer information, battery type information, battery model information and battery production date.
In one embodiment, the electric vehicle 3 further includes an electric vehicle communication device 38 connected to the electric vehicle controller 35; the electric vehicle controller 35 is further configured to obtain the electricity consumption authentication data from a server through the electric vehicle communication device 38. The electric vehicle battery 40 further includes a battery communication device 46 connected to the BMC control circuit 43, and the BMC control circuit 43 is further configured to obtain power consumption authentication data from a server through the battery communication device 46.
Referring to fig. 5, a schematic structural diagram of an embodiment of an electric vehicle battery for providing power to an electric vehicle includes a battery pack 51, a battery switch circuit 52, a BMC control circuit 53, a battery electronic tag 55, and a battery NFC card reader 54. The battery pack 51 is used to supply electric power. The battery switch circuit 52 is connected to the battery pack 51, and is configured to turn on or off a discharge circuit of the battery pack 51, and when receiving a battery on signal, the battery switch circuit 52 turns on the discharge circuit of the battery pack 51, and when receiving a battery off signal, the battery switch circuit 52 turns off the discharge circuit of the battery pack 51. The battery electronic tag 55 is configured to send battery power consumption information of the electric vehicle battery 50, so that the electric vehicle confirms that the electric vehicle battery 50 is an authenticated electric vehicle battery, and the battery power consumption information includes battery authentication information of the electric vehicle battery 50.
The battery NFC card reader 54 is connected to the BMC control circuit 53, and the battery NFC card reader 54 is configured to read an electric vehicle electronic tag of an electric vehicle to obtain electric vehicle power consumption information of the electric vehicle and send the electric vehicle power consumption information to the BMC control circuit 53, where the electric vehicle power consumption information includes electric vehicle authentication information of the electric vehicle. The BMC control circuit 53 is connected to the battery switch circuit 52, and the BMC control circuit 53 is configured to send a battery on signal when the electric vehicle authentication information read by the battery NFC card reader 54 matches one of the power consumption authentication data, and otherwise, send a battery off signal. The electricity consumption authentication data includes electric vehicle authentication information of the authenticated electric vehicle and battery authentication information of the authenticated electric vehicle battery.
In one embodiment, the battery 50 further includes a power indicator 57 connected to the battery switch circuit 52 for indicating the on state of the battery switch circuit. In one embodiment, the electric vehicle battery 50 further includes a battery communication device 56 connected to the BMC control circuit 53, and the BMC control circuit 53 is further configured to obtain the electricity consumption authentication data from a server through the battery communication device 56. In one embodiment, the power consumption authentication data further includes historical discharge information corresponding to the battery authentication information, the historical discharge information includes discharge frequency information of the electric vehicle battery, and the BMC control circuit 53 is further configured to update the historical discharge information corresponding to the battery authentication information in the power consumption authentication data, and send the updated historical discharge information to the server through the battery communication device 56, so that the server updates the power consumption authentication data. In one embodiment, the battery power consumption information further includes battery information, charging interface information, charging mode information and/or charging voltage information, wherein the battery information includes battery manufacturer information, battery type information, battery model information, and battery production date.
In one embodiment, the battery power consumption information sent by the battery electronic tag 55 is encrypted information. In one embodiment, the battery electronic tag is a passive electronic tag.
The embodiment of the application discloses an electric vehicle battery, which comprises a battery pack, a battery switch circuit, a BMC control circuit, a battery electronic tag and a battery NFC card reader. The battery of the electric vehicle reads the electric vehicle electronic tag of the electric vehicle through the battery NFC card reader so as to acquire the electric vehicle authentication information of the electric vehicle. The BMC control circuit compares the acquired electric vehicle authentication information with power consumption authentication data, confirms that the electric vehicle is an authenticated electric vehicle, and sends a battery on signal or a battery off signal. The battery switch circuit turns on or off the battery pack in response to a battery on signal or a battery off signal. Because the electric motor car battery is certificated to the electric motor car before providing power for the electric motor car, the power consumption of the electric motor car is safer.
Example four
Referring to fig. 6, a schematic structural diagram of an electric vehicle according to an embodiment includes a vehicle body 60, an electric vehicle controller 65 disposed on the vehicle body 60, a motor 63, a battery interface 61, a power supply circuit 62, a power supply switch circuit 64, an electric vehicle electronic tag 67, and an electric vehicle NFC card reader 66. The motor 63 is used to power the electric vehicle. The battery interface 61 is used for connecting an electric vehicle battery. The power supply circuit 62 is used for obtaining electric energy from the battery of the electric vehicle through the battery interface 61 to supply the electric motor 63. The power supply switching circuit 64 is configured to turn on or off the power supply circuit 62, and when receiving the power supply on signal, the power supply switching circuit 64 turns on the power supply circuit 62, and when receiving the power supply off signal, the power supply switching circuit 64 turns off the power supply circuit 62. The electric vehicle electronic tag 67 is used for sending electric vehicle power consumption information of the electric vehicle to the electric vehicle battery so as to confirm that the electric vehicle is an authenticated electric vehicle according to the electric vehicle power consumption information, and the electric vehicle power consumption information comprises electric vehicle authentication information of the electric vehicle. The electric vehicle NFC card reader 66 is connected to the electric vehicle controller 65, and is configured to read a battery electronic tag of an electric vehicle battery to obtain battery power consumption information of the electric vehicle battery, and send the battery power consumption information to the electric vehicle controller 65. The electric vehicle controller 65 is configured to send a power supply on signal when the battery authentication information read by the electric vehicle NFC card reader 66 matches the power consumption authentication data, and send a power supply off signal when the battery authentication information matches the power consumption authentication data. The electricity consumption authentication data includes battery authentication information of the authenticated electric vehicle battery and electric vehicle authentication information of the authenticated electric vehicle.
In one embodiment, the electric vehicle further includes an indicating device 69 disposed on the vehicle body 60 and connected to the electric vehicle controller 65 for indicating that the electric vehicle battery connected to the electric vehicle is an authorized electric vehicle battery. In one embodiment, the electric vehicle further comprises a charging interface arranged on the vehicle body and used for connecting the charging pile. Electric motor car electronic tags 67 still is used for sending the electric motor car power consumption information of electric motor car for filling electric pile and confirms that the electric motor car is the electric motor car of having certified according to electric motor car power consumption information. In an embodiment, the indicating device 69 is further configured to indicate a connection state of the charging interface and the charging pile.
In one embodiment, the electric vehicle further includes an electric vehicle communication device 68 connected to the electric vehicle controller 65, and the electric vehicle controller 65 is further configured to obtain the electricity consumption authentication data from a server through the electric vehicle communication device 68. In one embodiment, the electricity authentication data further includes electric vehicle historical charging information corresponding to the electric vehicle authentication information, the electric vehicle historical charging information includes historical charging number information of the electric vehicle, and the indicating device 65 is further configured to indicate the charging number of the electric vehicle. The electric information for the electric vehicle further comprises battery information, charging interface information, charging mode information and/or charging voltage information which are compatible with the electric vehicle, wherein the battery information comprises battery manufacturer information, battery type information, battery model information and battery production date.
In one embodiment, when the electric vehicle is connected to the electric vehicle battery, the electric vehicle battery supplies power to the electric vehicle controller 65 and the electric vehicle NFC card reader 66 for a preset time, so that the electric vehicle controller 65 authenticates the electric vehicle battery. In one embodiment, the electric vehicle electricity consumption information sent by the electric vehicle electronic tag is encrypted information. In one embodiment, the electronic tag of the electric vehicle is a passive electronic tag.
The embodiment of the application discloses an electric vehicle, which comprises a vehicle body, an electric vehicle controller arranged on the vehicle body, a motor, a battery interface, a power supply circuit, a power supply switch circuit, an electric vehicle electronic tag and an electric vehicle NFC card reader. The electric vehicle NFC card reader reads a battery electronic tag of an electric vehicle battery to acquire battery power consumption information of the electric vehicle battery, the electric vehicle controller compares the battery power consumption information with power consumption authentication data, a power supply on signal or a power supply off signal is sent according to a comparison result, and a power supply switch circuit responds to the power supply on signal or the power supply off signal to turn on or turn off a power supply circuit. Because the electric motor car is certificated before being connected with the electric motor car battery, the electric motor car is safer in power utilization.
The present invention has been described in terms of specific examples, which are provided to aid understanding of the invention and are not intended to be limiting. For a person skilled in the art to which the invention pertains, several simple deductions, modifications or substitutions may be made according to the idea of the invention.
Claims (10)
1. The charging system for the electric vehicle battery is characterized by comprising a charging pile and an electric vehicle battery;
the charging pile is used for charging the electric vehicle battery and comprises a charging circuit, a charging switch circuit, a comparison circuit and a charging pile electronic tag; the charging circuit is connected with the electric vehicle battery to provide a charging power supply; the charging switch circuit is connected with the charging circuit and used for switching on or off the charging circuit; when the charging switch circuit receives a charging on signal, the charging switch circuit turns on the charging circuit, and when the charging switch circuit receives a charging off signal, the charging switch circuit turns off the charging circuit; the charging pile electronic tag is used for sending charging pile charging information of the charging pile to the electric vehicle battery so as to be used for confirming that the charging pile is an authenticated charging pile by the electric vehicle battery according to the charging pile charging information; the charging pile charging information comprises charging pile authentication information of the charging pile;
the electric vehicle battery comprises a battery pack, a battery switch circuit, a BMC control circuit and a battery electronic tag; the battery pack is used for providing electric energy; the battery switch circuit is connected with the battery pack and used for switching on or off a charging loop of the battery pack; when receiving a battery on signal, the battery switch circuit switches on the charging loop of the battery pack, and when receiving a battery off signal, the battery switch circuit switches off the charging loop of the battery pack; the battery electronic tag is used for sending battery power consumption information of the electric vehicle battery to the charging pile so that the charging pile can confirm that the electric vehicle battery is an authenticated electric vehicle battery according to the battery power consumption information; the battery electricity utilization information comprises battery authentication information of the electric vehicle battery;
the charging pile also comprises a charging pile NFC card reader which is connected with the comparison circuit and used for reading a battery electronic tag of the electric vehicle battery so as to obtain battery power consumption information of the electric vehicle battery and send the battery power consumption information to the comparison circuit, and the comparison circuit is connected with the charging switch circuit; the comparison circuit is used for sending the charging on-signal when the battery authentication information read by the charging pile NFC card reader accords with one-power authentication data, and otherwise, sending the charging off-signal; the electricity utilization authentication data comprise charging pile authentication information of an authenticated charging pile and battery authentication information of an authenticated electric vehicle battery;
the electric vehicle battery also comprises a battery NFC card reader which is connected with the BMC control circuit; the battery NFC card reader is used for reading the charging pile electronic tag so as to acquire charging information of the charging pile and sending the charging information to the BMC control circuit; the BMC control circuit is connected with the battery switch circuit and used for sending the battery conduction signal when the charging pile authentication information read by the battery NFC card reader conforms to the electricity utilization authentication data, and otherwise, sending the battery disconnection signal.
2. The electric vehicle battery charging system of claim 1, wherein the battery power consumption information further comprises battery information, charging interface information, charging mode information, and/or charging voltage information;
and/or the charging information of the charging pile further comprises battery information, charging interface information, charging mode information and/or charging voltage information which are compatible with the charging pile.
3. The electric vehicle battery charging system of claim 2, wherein the battery information includes battery manufacturer information, battery type information, battery model information, and battery production date.
4. The system of claim 1, wherein the charging post further comprises a charging post communication device connected to the comparison circuit; the comparison circuit is also used for acquiring the electricity utilization authentication data from a server through the charging pile communication device, and/or the electric vehicle battery also comprises a battery communication device which is connected with the BMC control circuit; the BMC control circuit is further used for acquiring the electricity utilization authentication data from a server through the battery communication device.
5. A charging pile is characterized by being used for charging an electric vehicle battery and comprising a charging circuit, a charging switch circuit, a comparison circuit, a charging pile electronic tag and a charging pile NFC card reader;
the charging circuit is connected with the electric vehicle battery to provide a charging power supply;
the charging switch circuit is connected with the charging circuit and used for switching on or off the charging circuit; when the charging switch circuit receives a charging on signal, the charging switch circuit turns on the charging circuit, and when the charging switch circuit receives a charging off signal, the charging switch circuit turns off the charging circuit;
the charging pile electronic tag is used for sending charging pile charging information of the charging pile to the electric vehicle battery so as to be used for confirming that the charging pile is an authenticated charging pile by the electric vehicle battery according to the charging pile charging information; the charging pile charging information comprises charging pile authentication information of the charging pile;
the charging pile NFC card reader is connected with the comparison circuit and used for reading a battery electronic tag of the electric vehicle battery so as to obtain battery power consumption information of the electric vehicle battery and sending the battery power consumption information to the comparison circuit; the battery electricity utilization information comprises battery authentication information of the electric vehicle battery;
the comparison circuit is connected with the charging switch circuit and is used for sending the charging on signal when the battery authentication information read by the charging pile NFC card reader conforms to one-time power consumption authentication data, and otherwise, sending the charging off signal; the electricity consumption authentication data comprises charging pile authentication information of the authenticated charging pile and battery authentication information of the authenticated electric vehicle battery.
6. The charging pile of claim 5, further comprising a charging gun and a pile body; the charging gun is used for connecting the pile body and the electric vehicle battery to be charged; the charging switch circuit and the comparison circuit are arranged in the pile body; the charging circuit, the charging pile NFC card reader and/or the charging pile electronic tag are/is arranged on the charging gun.
7. The charging pile of claim 6, wherein the charging gun is further provided with an indicating device connected with the charging switch circuit for indicating the on-off state of the charging switch circuit.
8. The charging pile of claim 5, further comprising a charging pile communication device connected to the comparison circuit; the comparison circuit is further used for acquiring the electricity consumption authentication data from a server through the charging pile communication device; and/or the electricity utilization authentication data further comprises charging pile historical charging information corresponding to the charging pile authentication information; the historical charging information of the charging pile comprises historical charging frequency information of the charging pile.
9. The charging pile of claim 5, wherein the charging pile charging information further comprises battery information, charging interface information, charging mode information and/or charging voltage information compatible with the charging pile.
10. The charging pile according to claim 9, wherein the charging pile charging information sent by the charging pile electronic tag is encrypted information.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022032098.2U CN213292048U (en) | 2020-09-16 | 2020-09-16 | Electric vehicle battery charging system and charging pile |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022032098.2U CN213292048U (en) | 2020-09-16 | 2020-09-16 | Electric vehicle battery charging system and charging pile |
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| CN213292048U true CN213292048U (en) | 2021-05-28 |
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| CN202022032098.2U Active CN213292048U (en) | 2020-09-16 | 2020-09-16 | Electric vehicle battery charging system and charging pile |
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| CN (1) | CN213292048U (en) |
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