CN114394026B

CN114394026B - Electric automobile charging method, system, device, charging pile and storage medium

Info

Publication number: CN114394026B
Application number: CN202111575218.6A
Authority: CN
Inventors: 徐丹; 曹国华; 金庆德; 郭俊
Original assignee: China Automotive Innovation Corp
Current assignee: China Automotive Innovation Corp
Priority date: 2021-12-21
Filing date: 2021-12-21
Publication date: 2024-05-24
Anticipated expiration: 2041-12-21
Also published as: CN114394026A

Abstract

The application discloses an electric automobile charging method, an electric automobile charging system, an electric automobile charging device, a charging pile and a storage medium, wherein the method comprises the following steps: the mutual authentication of the identity information of each vehicle end is carried out through a charging communication line; under the condition that the bidirectional authentication is successful, receiving a charging request sent by a vehicle end and first verification information for verifying the safety of the charging request; in the case that the first verification information passes the verification, charging the target vehicle through the charging communication line in response to the charging request; receiving a charging stopping request sent by a vehicle end and second verification information for verifying the safety of the charging stopping request under the condition that the charging amount of the target vehicle meets a preset condition; in the case where the second authentication information is authenticated, charging of the target vehicle is stopped in response to the stop charging request. By utilizing the technical scheme provided by the application, the convenience of vehicle identity authentication can be improved, and meanwhile, the data security between the electric automobile and the charging pile can be improved.

Description

Electric automobile charging method, system, device, charging pile and storage medium

Technical Field

The application relates to the technical field of data communication, in particular to an electric automobile charging method, an electric automobile charging system, an electric automobile charging device, a charging pile and a storage medium.

Background

With the increasing maturity of the electric automobile industry, the number of electric automobiles is increasing, and the electric automobiles become a main travel tool. The electric automobile is not separated from the charging pile, when the charging pile is charged, an automobile owner needs to conduct identity verification and charging in advance in an App or code scanning mode at present, and the electric automobile is communicated with the charging pile in the charging process by adopting a standard defined CAN (Controller Area Network ) communication protocol.

However, the existing electric vehicle charging method not only needs the vehicle owner to manually perform identity verification, but also has no safety communication means to ensure the information safety of the electric vehicle in the charging process, so that a safer and more convenient technical scheme needs to be provided.

Disclosure of Invention

The application provides a charging method, a system, a device, a charging pile and a storage medium for an electric automobile, which can improve the data security between the electric automobile and the charging pile while improving the convenience of vehicle identity authentication, thereby improving the security in the charging process of the electric automobile.

The technical scheme of the application is as follows:

In one aspect, there is provided an electric vehicle charging method, the method including:

Under the condition that a charging interface of a target vehicle is connected with a charging communication line of a charging pile, mutual authentication of respective identity information is carried out between the charging communication line and a vehicle end of the target vehicle;

under the condition that the bidirectional authentication is successful, receiving a charging request and first verification information sent by the vehicle end, wherein the first verification information is used for verifying the security of the charging request;

verifying the first verification information;

In the case that the first verification information passes the verification, charging the target vehicle through the charging communication line in response to the charging request;

Receiving a charging stopping request and second verification information sent by the vehicle end under the condition that the charging amount of the target vehicle meets a preset condition, wherein the second verification information is used for verifying the safety of the charging stopping request;

verifying the second verification information;

And stopping charging the target vehicle in response to the charging stopping request in the case that the second authentication information is authenticated.

In another aspect, there is provided an electric vehicle charging system, the system comprising: vehicle end of target vehicle and fill electric pile's fill electric pile end, wherein:

The vehicle end is used for performing mutual authentication of respective identity information through the charging communication line and the charging pile end under the condition that the charging interface of the target vehicle is connected with the charging communication line of the charging pile; under the condition that the bidirectional authentication is successful, a charging request and first verification information are sent to the charging pile end, wherein the first verification information is used for verifying the security of the charging request; transmitting a charging stopping request and second verification information to the charging pile end under the condition that the charging amount of the target vehicle meets a preset condition, wherein the second verification information is used for verifying the safety of the charging stopping request;

The charging pile end is used for performing mutual authentication of respective identity information through the charging communication line and the vehicle end under the condition that the charging interface is connected with the charging communication line; receiving the charging request and the first verification information sent by the vehicle end under the condition that bidirectional authentication is successful; verifying the first verification information; in the case that the first verification information passes the verification, charging the target vehicle through the charging communication line in response to the charging request; receiving the charging stopping request and the second verification information sent by the vehicle end under the condition that the charging amount of the target vehicle meets a preset condition; verifying the second verification information; and stopping charging the target vehicle in response to the charging stopping request in the case that the second authentication information is authenticated.

In another aspect, there is provided an electric vehicle charging device, the device including:

the bidirectional authentication module is used for carrying out mutual authentication on respective identity information with the vehicle end of the target vehicle through the charging communication line under the condition that the charging interface of the target vehicle is connected with the charging communication line of the charging pile;

The first receiving module is used for receiving a charging request and first verification information sent by the vehicle end under the condition that bidirectional authentication is successful, wherein the first verification information is used for verifying the security of the charging request;

The first verification module is used for verifying the first verification information;

the charging module is used for responding to the charging request and charging the target vehicle through the charging communication line under the condition that the first verification information passes verification;

A second receiving module, configured to receive a charging stopping request and second verification information sent by the vehicle end when a charging amount of the target vehicle meets a preset condition, where the second verification information is used to verify safety of the charging stopping request;

The second verification module is used for verifying the second verification information;

And the charging stopping module is used for responding to the charging stopping request and stopping charging the target vehicle under the condition that the second verification information passes verification.

In another aspect, a charging pile is provided, the charging pile includes a processor and a memory, the memory stores at least one instruction or at least one section of program, and the at least one instruction or the at least one section of program is loaded and executed by the processor to implement the electric vehicle charging method as described above.

In another aspect, a computer readable storage medium is provided, in which at least one instruction or at least one program is stored, the at least one instruction or the at least one program being loaded and executed by a processor to implement the method for charging an electric vehicle as described above.

The electric automobile charging method, the system, the device, the charging pile and the storage medium provided by the application have the following technical effects:

By utilizing the technical scheme provided by the application, on one hand, under the condition that the charging interface of the target vehicle is connected with the charging communication line of the charging pile, the charging pile end performs mutual authentication of the respective identity information through the charging communication line and the vehicle end, so that the identity legitimacy of the target vehicle and the charging pile is ensured, and meanwhile, the convenience of identity authentication is improved; on the other hand, under the condition that the bidirectional authentication is successful, a charging request sent by the vehicle end and first authentication information used for authenticating the safety of the charging request are received, under the condition that the first authentication information is authenticated, the target vehicle is charged through a charging communication line in response to the charging request, then under the condition that the charging quantity of the target vehicle meets a preset condition, a charging stopping request sent by the vehicle end and second authentication information used for authenticating the safety of the charging stopping request are received, under the condition that the second authentication information is authenticated, the charging stopping request is responded, the target vehicle is stopped to be charged, the interaction data of the vehicle end and the charging pile end can be prevented from being maliciously tampered, and the data safety between the electric vehicle and the charging pile is improved, so that the safety of the electric vehicle in the charging process is improved.

Drawings

In order to more clearly illustrate the embodiments of the application or the technical solutions and advantages of the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are only some embodiments of the application, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of an application environment provided by an embodiment of the present application;

fig. 2 is a schematic flow chart of an electric vehicle charging method according to an embodiment of the present application;

fig. 3 is a schematic flow chart of bidirectional authentication of respective identity information of a charging pile terminal and a vehicle terminal through a charging communication line according to an embodiment of the present application;

fig. 4 is a schematic flow chart of verifying first verification information by a charging pile terminal according to an embodiment of the present application;

fig. 5 is a flow chart of a bill sending method according to an embodiment of the present application;

fig. 6 is a schematic flow chart of verifying second verification information by the charging pile terminal according to an embodiment of the present application;

Fig. 7 is a schematic flow chart of another electric vehicle charging method according to an embodiment of the present application;

fig. 8 is a schematic flow chart of another electric vehicle charging method according to an embodiment of the present application;

fig. 9 is a schematic diagram of an electric vehicle charging device according to an embodiment of the present application.

Detailed Description

The following description of the embodiments of the present application will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.

It should be noted that the terms "first," "second," and the like in the description and the claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that the embodiments of the application described herein may be implemented in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or server that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed or inherent to such process, method, article, or apparatus, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

Referring to fig. 1, fig. 1 is a schematic diagram of an application environment provided in an embodiment of the present application, and as shown in fig. 1, the application environment includes a vehicle end 01 of a target vehicle, a charging pile end 02 of a charging pile, and a payment management end 03.

Specifically, the vehicle end 01 may be a vehicle-mounted terminal of a target vehicle, the target vehicle may be an electric vehicle, and the vehicle end 01 may include a sensor, a display device, an OBC (On-Board Charger) module, a network communication unit, a processor, a memory, and the like. Specifically, the vehicle end 01 may be used for performing mutual authentication of respective identity information with the charging pile end 02 through the charging communication line when the charging interface of the target vehicle is connected with the charging communication line of the charging pile; under the condition that the bidirectional authentication is successful, a charging request and first verification information are sent to the charging pile terminal 02, wherein the first verification information is used for verifying the security of the charging request; and sending a charging stopping request and second verification information to the charging pile terminal 02 under the condition that the charging quantity of the target vehicle meets the preset condition, wherein the second verification information is used for verifying the safety of the charging stopping request.

Specifically, the charging pile end 02 may be an electricity purchasing terminal of an electric automobile, and the charging pile end 02 may include a charging communication line, a network communication unit, a processor, a memory, and the like. Specifically, the charging pile end 02 can be used for performing mutual authentication of respective identity information with the vehicle end 01 through the charging communication line under the condition that the charging interface is connected with the charging communication line; under the condition that the bidirectional authentication is successful, receiving a charging request and first verification information sent by the vehicle end 01; verifying the first verification information; in the case that the first verification information passes the verification, charging the target vehicle through the charging communication line in response to the charging request; receiving a charging stopping request and second verification information sent by the vehicle end 01 under the condition that the charging amount of the target vehicle meets a preset condition; verifying the second verification information; stopping charging the target vehicle in response to the stop charging request in the case that the second authentication information is authenticated; the vehicle identification information and the charge amount are transmitted to the payment management terminal 03.

Specifically, the payment management terminal 03 may be a platform terminal of the charging pile payment management system, and the payment management terminal 03 may include a network communication unit, a processor, a memory, and the like. Specifically, the payment management terminal 03 may be configured to receive the vehicle identification information and the charge amount sent by the charging pile terminal 02; and determining charging cost based on the charging quantity, and deducting the fee from the owner account bound with the vehicle identification information according to the charging cost.

In practical application, the charging pile end can carry out mutual authentication of identity information validity and verification of interaction data security with the vehicle end through a charging communication line, the charging pile end can also carry out information interaction with a payment management end, and automatic fee deduction of charging fees is realized through pre-binding of vehicle identification information and a vehicle owner account, so that on one hand, the data security between an electric vehicle and a charging pile is improved on the basis of guaranteeing the identity validity of a target vehicle and the charging pile, and on the other hand, the convenience of charging verification and charging payment is improved.

The following describes a method for charging an electric vehicle according to an embodiment of the present application, and fig. 2 is a schematic flow chart of the method for charging an electric vehicle according to the embodiment of the present application. It is noted that the present specification provides method operational steps as described in the examples or flowcharts, but may include more or fewer operational steps based on conventional or non-inventive labor. The order of steps recited in the embodiments is merely one way of performing the order of steps and does not represent a unique order of execution. In actual system or product execution, the methods illustrated in the embodiments or figures may be performed sequentially or in parallel (e.g., in a parallel processor or multi-threaded processing environment). As shown in fig. 2, the method may include:

S201, when the charging interface of the target vehicle is connected with the charging communication line of the charging pile, the charging pile end performs mutual authentication of respective identity information with the vehicle end of the target vehicle through the charging communication line.

In the embodiment of the present specification, the target vehicle may be an electric vehicle, and the charging pile may be a device for charging the electric vehicle.

In a specific embodiment, the charging communication line may implement information transfer by way of PLC (Power Line Communicaiton, power line communication).

In this embodiment of the present disclosure, as shown in fig. 3, the performing, by the charging pile end, mutual authentication of the respective identity information with the vehicle end of the target vehicle through the charging communication line may include:

S301, the vehicle end sends a bidirectional authentication request to the charging pile end.

S302, the charging pile end responds to the two-way authentication request and sends first identity information of the charging pile to the vehicle end, wherein the first identity information carries a first public key.

S303, the vehicle end verifies the validity of the first identity information.

Specifically, the first identity information may be used to identify and verify the identity of the charging pile, where the first identity information carries a first public key, the first public key may be disclosed to the vehicle end, so that the vehicle end uses the first public key to perform signature verification and encryption, and correspondingly, the charging pile end holds a first private key corresponding to the first public key, and the charging pile end uses the first private key to perform signature and decryption.

In a particular embodiment, the first identity information of the charging stake may include a first digital certificate, which may be in the format of an x.509 certificate. Specifically, the first digital certificate may be a file digitally signed by a certificate server corresponding to a certificate authority (CA, CERTIFICATE AUTHORITY) and including charging pile identification information and a first public key;

Correspondingly, the verifying, by the vehicle end, the validity of the first identity information may include: and the vehicle end verifies the validity of the first digital certificate. In some embodiments, the vehicle end may verify the validity of the digital signature on the first digital certificate using the public key externally disclosed by the CA; in other embodiments, the vehicle end may forward the first digital certificate to the verification server corresponding to the CA, so that the verification server verifies the validity of the first digital certificate, and feeds back the verification result to the vehicle end.

S304, under the condition that the legitimacy verification of the first identity information by the vehicle end is passed, the vehicle end sends encryption authentication information to the charging pile end, wherein the encryption authentication information is obtained by encrypting the second identity information of the target vehicle by the vehicle end through the first public key.

And S305, the charging pile end decrypts the encrypted authentication information by using a first private key corresponding to the first public key to obtain second identity information.

S306, the charging pile end verifies the validity of the second identity information.

Specifically, the second identity information may be used to identify and verify the identity of the target vehicle, where the second identity information carries a second public key, where the second public key may be disclosed to the charging pile end, so that the charging pile end performs signature verification and encryption by using the second public key, and correspondingly, the vehicle end holds a second private key corresponding to the second public key, and the vehicle end may perform signature and decryption by using the second private key.

In a specific embodiment, the second identity information of the target vehicle may include a second digital certificate, which may be an OBC certificate, and the second digital certificate may be in the format of an x.509 certificate. Specifically, the second digital certificate may be a file digitally signed by a certificate server corresponding to the certificate authority (CA, CERTIFICATE AUTHORITY) and including the vehicle identification information and the second public key;

Accordingly, the encrypted authentication information may include: the vehicle end encrypts the second digital certificate by using the first public key to obtain an encrypted digital certificate; the decrypting, by the charging pile terminal, the encrypted authentication information by using the first private key corresponding to the first public key, and obtaining the second identity information may include: the charging pile end decrypts the encrypted digital certificate by using the first private key to obtain a second digital certificate; the verifying, by the charging pile end, the validity of the second identity information may include: and the charging pile terminal verifies the validity of the second digital certificate.

In some embodiments, the charging stub may verify the legitimacy of the digital signature on the second digital certificate using the public key externally disclosed by the CA; in other embodiments, the charging pile terminal may forward the second digital certificate to the verification server corresponding to the CA, so that the verification server verifies the validity of the second digital certificate, and feeds back the verification result to the charging pile terminal.

In practical application, the second digital certificate can be filled into the target vehicle before the target vehicle leaves the factory, and the second digital certificate is configured to the OBC of the target vehicle, so that the vehicle end can carry out safety communication and authentication with the charging pile end based on the second digital certificate. Specifically, the vehicle end sends a certificate request to the cloud platform of the whole vehicle factory, wherein the certificate request carries the vehicle identification information and the second public key, and the second public key can be generated by a security module of the target vehicle; then, the cloud platform verifies the vehicle identification information carried by the certificate request, and after the verification is passed, a certificate issuing request is sent to a certificate server, wherein the certificate issuing request carries the vehicle identification information and a second public key; then, the certificate server generates a second digital certificate with a digital signature based on the vehicle identification information and the second public key, and sends the second digital certificate to the cloud platform; finally, the cloud platform configures the second digital certificate to the OBC of the target vehicle.

S307, the charging pile end sends the mutual authentication success information to the vehicle end under the condition that the validity verification of the second identity information by the charging pile end is passed.

In the embodiment of the specification, under the condition that the bidirectional authentication is successful, the encrypted communication connection between the vehicle end and the charging pile end can be established so as to ensure the safety in the communication process of the vehicle end and the charging pile end.

According to the embodiment, on one hand, convenience of bidirectional identity authentication is improved, manual operation is reduced, and on the other hand, identity legitimacy of a charging automobile and a charging pile can be guaranteed, so that guarantee is provided for communication safety in a subsequent charging process.

S202, under the condition that the bidirectional authentication is successful, the vehicle end sends a charging request and first verification information to the charging pile end, wherein the first verification information is used for verifying the security of the charging request.

In this embodiment of the present disclosure, in case of successful bidirectional authentication, the vehicle end may convert the charging request into the verification information based on the preset algorithm, then encrypt the verification information using the second private key to obtain a digital signature, and use the digital signature as the first verification information and send the charging request and the first verification information to the charging pile end, so that after the charging pile end receives the charging request, the charging pile end may utilize the first verification information to verify the security of the charging request, so as to ensure that the charging request received by the charging pile end is sent by the vehicle end of the target vehicle.

S203, the charging pile end verifies the first verification information.

In a specific embodiment, as shown in fig. 4, the verifying the first verification information by the charging pile terminal may include:

s401, the charging pile end decrypts the first verification information based on the second public key to obtain decrypted first verification information.

S402, the charging pile end converts the charging request into third verification information based on a preset algorithm.

S403, the charging pile end verifies whether the decrypted first verification information is consistent with the third verification information.

And S404, in the case that the decrypted first verification information is consistent with the third verification information, the charging pile end performs a step of charging the target vehicle through the charging communication line in response to the charging request.

Specifically, the preset algorithm may include, but is not limited to, a hash algorithm; accordingly, the first verification information may include a third digital signature encrypted by a second private key based on a hash value converted from the charging request, the decrypted first verification information may include a first hash value obtained by decrypting the third digital signature using the second public key, the third verification information may include a second hash value converted from the charging request, and the vehicle end considers that the first verification information verifies passing if the first hash value is identical to the second hash value, and the received charging request is sent from the vehicle end of the target vehicle, so that the target vehicle is charged through the charging communication line in response to the charging request.

According to the embodiment, the charging request is encrypted in a digital signature mode, so that the charging request is prevented from being tampered maliciously, the transmission safety of the charging request can be improved, and the charging safety of a vehicle is improved.

In a specific embodiment, as shown in fig. 5, after the charging pile terminal verifies the first verification information and verifies the first verification information, the method may further include:

S501, in the case that the first verification information passes verification, the charging pile terminal sends charging request response information and fifth verification information to the vehicle terminal, wherein the fifth verification information is used for verifying the safety of the charging request response information.

In this embodiment of the present disclosure, the charging pile terminal may convert the charging request response information into the verification information based on a preset algorithm, then encrypt the verification information using the first private key to obtain a digital signature, and use the digital signature as the fifth verification information and send the charging request response information and the fifth verification information to the vehicle terminal, so that after the vehicle terminal receives the charging request response information, the vehicle terminal may verify the security of the charging request response information by using the fifth verification information, and ensure that the charging request response information received by the vehicle terminal is sent by the charging pile terminal.

S502, the vehicle end verifies the fifth verification information.

Specifically, the specific step of verifying the fifth verification information by the vehicle end is similar to the refinement step of verifying the first verification information by the charging pile end in S401 to S404, and the specific step can be referred to the related description in S401 to S404 and will not be repeated here.

S503, in the case that the fifth verification information passes the verification, the vehicle end sends the charging pile end charging list request information.

S504, in response to the bill of charge request information, the charging pile terminal sends the bill of charge of the current period to the vehicle terminal.

In practical application, the price of the charged electric charge may fluctuate, so that the vehicle end sends charging list request information to the charging pile end, thereby obtaining a charging list of the current period sent by the charging pile end, and confirming the charging condition of the current period.

According to the embodiment, the response information of the charging pile end can be prevented from being tampered maliciously, the safety of data interaction between the vehicle end and the charging pile end is improved, and therefore the safety of vehicle charging is improved.

S204, in the case that the first verification information passes the verification, the charging pile end responds to the charging request to charge the target vehicle through the charging communication line.

S205, in the case where the charge amount of the target vehicle satisfies the preset condition, the vehicle end sends a charging stop request and second verification information to the charging stake end, where the second verification information is used to verify the security of the charging stop request.

Specifically, the preset conditions may include: the battery of the target vehicle is full or the current charge amount reaches a preset charge amount threshold. In an alternative embodiment, the preset conditions may further include: the charging cost corresponding to the current charging amount reaches a preset cost threshold, wherein the charging cost corresponding to the current charging amount can be determined by combining a charging list of the current period.

In this embodiment of the present disclosure, the vehicle end may convert the charging stopping request into the verification information based on the preset algorithm, then encrypt the verification information using the second private key to obtain a digital signature, and use the digital signature as the second verification information and send the charging stopping request and the second verification information to the charging pile end, so that after the charging pile end receives the charging stopping request, the charging pile end may utilize the second verification information to verify the security of the charging stopping request, so as to ensure that the charging stopping request received by the electric pile end is sent by the vehicle end of the target vehicle.

S206, the charging pile end verifies the second verification information.

In a specific embodiment, as shown in fig. 6, the verifying the second verification information by the charging pile terminal may include:

s601, the charging pile end decrypts the second verification information based on the second public key to obtain decrypted second verification information.

S602, the charging pile end converts the charging stopping request into fourth verification information based on a preset algorithm.

S603, the charging pile end verifies whether the decrypted second verification information is consistent with the fourth verification information.

S604, in the case where the decrypted second authentication information is identical to the fourth authentication information, the charging stake end performs a step of stopping charging the target vehicle in response to the stop charging request.

Specifically, the specific steps of verifying the second verification information by the charging pile terminal in S601 to S604 are similar to the refinement steps of verifying the first verification information by the charging pile terminal in S401 to S404, and the specific steps can be referred to the related descriptions in S401 to S404, and are not repeated here.

As can be seen from the above embodiments, the charging stopping request is encrypted by means of digital signature, so as to prevent the charging stopping request from being tampered maliciously, and improve the security of request transmission, thereby improving the security of vehicle charging

S207, in the case that the second verification information passes the verification, the charging pile end responds to the charging stopping request to stop charging the target vehicle.

In a specific embodiment, after the second verification information is verified by the charging pile terminal, the method may further include:

under the condition that the second verification information passes verification, the charging pile end sends charging stopping request response information and sixth verification information to the vehicle end, wherein the sixth verification information is used for verifying the safety of the charging stopping request response information; and the vehicle end verifies the sixth verification information.

In this embodiment of the present disclosure, the charging pile terminal may convert the charging stopping request response information into the verification information based on a preset algorithm, then encrypt the verification information using the first private key to obtain a digital signature, and use the digital signature as sixth verification information and send the charging stopping request response information and the sixth verification information to the vehicle terminal, so that after the vehicle terminal receives the charging stopping request response information, the vehicle terminal may verify the security of the charging stopping request response information by using the sixth verification information, and ensure that the charging stopping request response information received by the vehicle terminal is sent by the charging pile terminal.

Specifically, the specific step of verifying the sixth verification information by the vehicle end is similar to the refinement step of verifying the first verification information by the charging pile end in S401 to S404, and the specific step may be referred to the related description in S401 to S404 and will not be repeated here.

According to the embodiment, the response information of the charging pile end can be prevented from being tampered maliciously, the safety of data interaction between the vehicle end and the charging pile end is improved, and therefore the safety of vehicle charging is improved

In a specific embodiment, as shown in fig. 7, the second identity information of the target vehicle carries vehicle identification information, and the method may further include:

And S208, the charging pile end sends the vehicle identification information and the charging amount to the payment management end.

S209, the payment management side determines a charge fee based on the charge amount.

S210, the payment management terminal deducts the charge of the vehicle owner account bound with the vehicle identification information according to the charge.

Specifically, the payment management end binds the vehicle identification information with the vehicle owner account, and after charging is completed, the payment management end automatically completes deduction, so that a user does not need to pay through an APP or a code scanning mode, and the convenience of charging payment is improved.

According to the embodiment, the automatic charging fee deduction is realized through the pre-binding of the vehicle identification information and the vehicle owner account and the information interaction between the charging pile end and the payment management end, so that the charging payment convenience is improved, and the charging experience of a user is improved.

According to the technical scheme provided by the embodiment of the specification, on one hand, under the condition that the charging interface of the target vehicle is connected with the charging communication line of the charging pile, the charging pile end performs mutual authentication of respective identity information with the vehicle end through the charging communication line, so that the identity legitimacy of the target vehicle and the charging pile is ensured, and meanwhile, the convenience of identity authentication is improved; on the other hand, under the condition that the bidirectional authentication is successful, a charging request sent by a vehicle end and first authentication information used for authenticating the safety of the charging request are received, under the condition that the first authentication information is authenticated, a target vehicle is charged through a charging communication line in response to the charging request, then under the condition that the charging quantity of the target vehicle meets a preset condition, a charging stopping request sent by the vehicle end and second authentication information used for authenticating the safety of the charging stopping request are received, under the condition that the second authentication information is authenticated, the charging stopping request is responded, the charging of the target vehicle is stopped, the interaction data between the vehicle end and a charging pile end can be prevented from being maliciously tampered, and the data safety between the electric vehicle and the charging pile is improved, so that the safety of the electric vehicle in the charging process is improved; on the other hand, through the pre-binding of the vehicle identification information and the vehicle owner account and the information interaction of the charging pile end and the payment management end, the automatic fee deduction of the charging fee is realized, the charging payment convenience is improved, and the charging experience of a user is improved.

The following describes another electric vehicle charging method provided by the embodiment of the present application with a charging pile end as an execution body, and fig. 8 is a schematic flow chart of another electric vehicle charging method provided by the embodiment of the present application. It is noted that the present specification provides method operational steps as described in the examples or flowcharts, but may include more or fewer operational steps based on conventional or non-inventive labor. The order of steps recited in the embodiments is merely one way of performing the order of steps and does not represent a unique order of execution. In actual system or product execution, the methods illustrated in the embodiments or figures may be performed sequentially or in parallel (e.g., in a parallel processor or multi-threaded processing environment). As shown in fig. 8, the method may include:

S801, when the charging interface of the target vehicle is connected to the charging communication line of the charging pile, mutual authentication of the respective identity information is performed between the charging communication line and the vehicle end of the target vehicle.

In the embodiment of the present disclosure, the performing, by the charging communication line, mutual authentication of the respective identity information with the vehicle end may include:

1) Receiving a bidirectional authentication request sent by a vehicle end;

2) Responding to a bidirectional authentication request, and sending first identity information of the charging pile to a vehicle end, wherein the first identity information carries a first public key;

3) Receiving encryption authentication information sent by the vehicle end under the condition that the vehicle end passes the validity verification of the first identity information, wherein the encryption authentication information is obtained by encrypting second identity information of the target vehicle by the vehicle end by using a first public key;

4) Decrypting the encrypted authentication information by using a first private key corresponding to the first public key to obtain second identity information;

5) Verifying the validity of the second identity information;

6) And under the condition that the legality verification of the second identity information by the charging pile terminal is passed, sending the bidirectional authentication success information to the vehicle terminal.

S802, under the condition that the bidirectional authentication is successful, a charging request and first verification information sent by a vehicle end are received, and the first verification information is used for verifying the security of the charging request.

S803, the first authentication information is authenticated.

In a specific embodiment, the second identity information of the target vehicle carries a second public key, and the verifying the first verification information may include:

1) Decrypting the first verification information based on the second public key to obtain decrypted first verification information;

2) Converting the charging request into third verification information based on a preset algorithm;

3) Verifying whether the decrypted first verification information is consistent with the third verification information;

4) In the case where the decrypted first authentication information is identical to the third authentication information, a step of charging the target vehicle through the charging communication line in response to the charging request is performed.

In a specific embodiment, after the verifying the first verification information, the method may further include:

1) Under the condition that the first verification information passes verification, charging request response information and fifth verification information are sent to the vehicle end, and the fifth verification information is used for verifying the safety of the charging request response information so that the vehicle end can verify the fifth verification information;

2) Receiving charging list request information sent by a vehicle end under the condition that the fifth verification information passes verification;

3) And sending the charging list of the current period to the vehicle side in response to the charging list request information.

S804, in the case where the first authentication information is authenticated, the target vehicle is charged through the charging communication line in response to the charging request.

S805, receiving a charging stopping request and second verification information sent by the vehicle end when the charging amount of the target vehicle meets a preset condition, wherein the second verification information is used for verifying the safety of the charging stopping request.

S806, the second verification information is verified.

In a specific embodiment, the verifying the second verification information may include:

1) Decrypting the second verification information based on the second public key to obtain decrypted second verification information;

2) Converting the charging stopping request into fourth verification information based on a preset algorithm;

3) Verifying whether the decrypted second verification information is consistent with the fourth verification information;

4) And executing the step of stopping charging the target vehicle in response to the stop charging request in the case where the decrypted second authentication information is identical to the fourth authentication information.

In a specific embodiment, after the second verification information is verified, the method may further include:

And under the condition that the second verification information passes verification, sending charging stopping request response information and sixth verification information to the vehicle end, wherein the sixth verification information is used for verifying the safety of the charging stopping request response information so as to enable the vehicle end to verify the sixth verification information.

S807, in the case where the second authentication information is authenticated, charging of the target vehicle is stopped in response to the stop charging request.

In a specific embodiment, the second identity information of the target vehicle carries vehicle identification information, and the method may further include:

And sending the vehicle identification information and the charging amount to the payment management terminal so that the payment management terminal determines charging cost based on the charging amount, and deducting the fee from the account of the vehicle owner bound with the vehicle identification information according to the charging cost.

The specific refinement steps of the embodiment of the electric vehicle charging method written from the single side of the charging pile end can be referred to the embodiment of the interactive side electric vehicle charging method, and are not repeated herein.

The embodiment of the application also provides an electric automobile charging system for realizing the method shown in fig. 2. The system embodiment corresponds to the foregoing method embodiment, and can implement all the contents in the foregoing method embodiment. For convenience of reading, the embodiment of the system only describes the content in the foregoing method embodiment in a summary manner, and details in the method embodiment are not repeated one by one. The system comprises: vehicle end of target vehicle and fill electric pile's fill electric pile end, wherein:

The vehicle end is used for performing mutual authentication of respective identity information through the charging communication line and the charging pile end under the condition that the charging interface of the target vehicle is connected with the charging communication line of the charging pile; under the condition that the bidirectional authentication is successful, a charging request and first verification information are sent to the charging pile terminal, wherein the first verification information is used for verifying the security of the charging request; under the condition that the charge amount of the target vehicle meets the preset condition, sending a charging stopping request and second verification information to the charging pile end, wherein the second verification information is used for verifying the safety of the charging stopping request;

The charging pile end is used for carrying out mutual authentication on respective identity information through the charging communication line and the vehicle end under the condition that the charging interface is connected with the charging communication line; under the condition that the bidirectional authentication is successful, receiving a charging request and first verification information sent by a vehicle end; verifying the first verification information; in the case that the first verification information passes the verification, charging the target vehicle through the charging communication line in response to the charging request; receiving a charging stopping request and second verification information sent by a vehicle end under the condition that the charging amount of the target vehicle meets a preset condition; verifying the second verification information; in the case where the second authentication information is authenticated, charging of the target vehicle is stopped in response to the stop charging request.

In this embodiment of the present disclosure, the vehicle end is further configured to send a bidirectional authentication request to the charging pile end; receiving first identity information of a charging pile sent by a charging pile end, wherein the first identity information carries a first public key; under the condition that the validity verification of the first identity information is passed, sending encryption authentication information to the charging pile terminal, wherein the encryption authentication information is obtained by encrypting second identity information of the target vehicle by the vehicle terminal through a first public key; receiving bidirectional authentication success information sent by a charging pile terminal;

The charging pile end is also used for receiving a bidirectional authentication request; responding to the bidirectional authentication request, and sending first identity information; receiving encryption authentication information; decrypting the encrypted authentication information by using a first private key corresponding to the first public key to obtain second identity information; verifying the validity of the second identity information; and under the condition that the validity verification of the second identity information is passed, sending the mutual authentication success information to the vehicle end.

In a specific embodiment, the second identity information of the target vehicle carries a second public key, and the charging pile terminal is further configured to decrypt the first verification information based on the second public key to obtain decrypted first verification information; converting the charging request into third verification information based on a preset algorithm; verifying whether the decrypted first verification information is consistent with the third verification information; in the case where the decrypted first authentication information is identical to the third authentication information, a step of charging the target vehicle through the charging communication line in response to the charging request is performed.

In a specific embodiment, the charging pile terminal is further configured to decrypt the second verification information based on the second public key to obtain decrypted second verification information; converting the charging stopping request into fourth verification information based on a preset algorithm; verifying whether the decrypted second verification information is consistent with the fourth verification information; and executing the step of stopping charging the target vehicle in response to the stop charging request in the case where the decrypted second authentication information is identical to the fourth authentication information.

In a specific embodiment, the charging pile terminal is further configured to send charging request response information and fifth verification information to the vehicle terminal when the first verification information passes verification, where the fifth verification information is used to verify security of the charging request response information; receiving charging list request information sent by a vehicle terminal; responding to the bill of charge request information, and sending a bill of charge of the current period to a vehicle end;

The vehicle end is further used for receiving charging request response information and fifth verification information; verifying the fifth verification information; transmitting the bill to charge requesting information in case that the fifth authentication information passes the authentication; a bill of charge for the current time period is received.

In a specific embodiment, the charging pile terminal is further configured to send, to the vehicle terminal, charging stop request response information and sixth verification information, where the second verification information verifies that the second verification information passes, and the sixth verification information is used to verify security of the charging stop request response information;

the vehicle end is further used for receiving response information of stopping charging request and sixth verification information; and verifying the sixth verification information.

In a specific embodiment, the second identity information of the target vehicle carries vehicle identification information, and the system further includes: a payment management end, wherein:

the charging pile end is further used for sending vehicle identification information and a charging amount to the payment management end;

The payment management terminal is further used for receiving vehicle identification information and a charging amount; and determining charging cost based on the charging quantity, and deducting the fee from the owner account bound with the vehicle identification information according to the charging cost.

The embodiment of the application provides an electric automobile charging device taking a charging pile end as an execution main body, as shown in fig. 9, the device may include:

the bidirectional authentication module 910 is configured to perform bidirectional authentication of respective identity information with a vehicle end of the target vehicle through the charging communication line when the charging interface of the target vehicle is connected with the charging communication line of the charging pile;

The first receiving module 920 is configured to receive a charging request and first verification information sent by a vehicle end, where the bidirectional authentication is successful, and the first verification information is used to verify security of the charging request;

A first verification module 930, configured to verify the first verification information;

A charging module 940 for charging the target vehicle through the charging communication line in response to the charging request in case that the first authentication information is authenticated;

A second receiving module 950, configured to receive a charging stopping request and second verification information sent by a vehicle end, where the charging amount of the target vehicle meets a preset condition, and the second verification information is used to verify the security of the charging stopping request;

A second verification module 960 for verifying the second verification information;

and a stop charging module 970 for stopping charging the target vehicle in response to the stop charging request in the case where the second authentication information is authenticated.

In the embodiment of the present disclosure, the bidirectional authentication module 910 may include:

the bidirectional authentication request receiving unit is used for receiving the bidirectional authentication request sent by the vehicle end;

The first identity information sending unit is used for responding to the bidirectional authentication request and sending first identity information of the charging pile to the vehicle end, wherein the first identity information carries a first public key;

The system comprises an encryption authentication information receiving unit, a first public key and a second public key, wherein the encryption authentication information receiving unit is used for receiving encryption authentication information sent by a vehicle end under the condition that the validity of the first identity information is verified by the vehicle end, and the encryption authentication information is obtained by encrypting second identity information of a target vehicle by the vehicle end;

The first decryption unit is used for decrypting the encrypted authentication information by using a first private key corresponding to the first public key to obtain second identity information;

The second identity information verification unit is used for verifying the validity of the second identity information;

and the bidirectional authentication success information sending unit is used for sending the bidirectional authentication success information to the vehicle end under the condition that the legality verification of the second identity information by the charging pile end is passed.

In a specific embodiment, the second identity information of the target vehicle carries a second public key, and the first verification module 930 may include:

The second decryption unit is used for decrypting the first verification information based on the second public key to obtain decrypted first verification information;

The first conversion unit is used for converting the charging request into third verification information based on a preset algorithm;

the first verification unit is used for verifying whether the decrypted first verification information is consistent with the third verification information;

And a charging execution unit configured to execute a step of charging the target vehicle through the charging communication line in response to the charging request, in a case where the decrypted first authentication information is identical to the third authentication information.

In a specific embodiment, the second verification module 960 may include:

The third decryption unit is used for decrypting the second verification information based on the second public key to obtain decrypted second verification information;

The second conversion unit is used for converting the charging stopping request into fourth verification information based on a preset algorithm;

the second verification unit is used for verifying whether the decrypted second verification information is consistent with the fourth verification information;

And a stop charge execution unit configured to execute a step of stopping charging the target vehicle in response to the stop charge request, in a case where the decrypted second authentication information matches the fourth authentication information.

In a specific embodiment, the apparatus may further include:

The first sending module is used for sending charging request response information and fifth verification information to the vehicle end under the condition that the first verification information passes verification, and the fifth verification information is used for verifying the safety of the charging request response information so that the vehicle end can verify the fifth verification information;

The third receiving module is used for receiving the bill charging request information sent by the vehicle end under the condition that the fifth verification information passes verification;

and the second sending module is used for responding to the bill charging list request information and sending the bill charging list of the current period to the vehicle end.

In a specific embodiment, the apparatus may further include:

and the third sending module is used for sending the charging stopping request response information and sixth verification information to the vehicle end under the condition that the second verification information passes verification, and the sixth verification information is used for verifying the safety of the charging stopping request response information so as to enable the vehicle end to verify the sixth verification information.

In a specific embodiment, the second identity information of the target vehicle carries vehicle identification information, and the apparatus may further include:

And the fourth sending module is used for sending the vehicle identification information and the charging amount to the payment management terminal so that the payment management terminal determines the charging cost based on the charging amount and deducts the fee from the vehicle owner account bound with the vehicle identification information according to the charging cost.

The apparatus and method embodiments described above in the apparatus embodiments are based on the same inventive concept.

The embodiment of the application provides a charging pile, which comprises a processor and a memory, wherein at least one instruction or at least one section of program is stored in the memory, and the at least one instruction or the at least one section of program is loaded and executed by the processor to realize the electric automobile charging method provided by the embodiment of the method.

The memory may be used to store software programs and modules that the processor executes to perform various functional applications and data processing by executing the software programs and modules stored in the memory. The memory may mainly include a storage program area and a storage data area, wherein the storage program area may store an operating system, application programs required for functions, and the like; the storage data area may store data created according to the use of the above-described device, or the like. In addition, the memory may include high-speed random access memory, and may also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other volatile solid-state storage device. Accordingly, the memory may also include a memory controller to provide access to the memory by the processor.

The method embodiments provided by the embodiments of the present application may be performed in a mobile terminal, a computer terminal, a server, or a similar computing device, i.e., the computer device may include a mobile terminal, a computer terminal, a server, or a similar computing device.

The embodiment of the application also provides a storage medium which can be arranged in a server to store at least one instruction or at least one section of program related to the electric vehicle charging method for realizing the method embodiment, and the at least one instruction or the at least one section of program is loaded and executed by the processor to realize the electric vehicle charging method provided by the method embodiment.

Alternatively, in this embodiment, the storage medium may be located in at least one network server among a plurality of network servers of the computer network. Alternatively, in the present embodiment, the storage medium may include, but is not limited to: a usb disk, a Read-Only Memory (ROM), a random access Memory (RAM, random Access Memory), a removable hard disk, a magnetic disk, or an optical disk, or other various media capable of storing program codes.

According to the embodiment of the electric vehicle charging method, system, device and charging pile or storage medium provided by the application, on one hand, under the condition that the charging interface of the target vehicle is connected with the charging communication line of the charging pile, the charging pile end performs mutual authentication of respective identity information with the vehicle end through the charging communication line, so that the identity validity of the target vehicle and the charging pile is ensured, and meanwhile, the convenience of identity authentication is improved; on the other hand, under the condition that the bidirectional authentication is successful, a charging request sent by a vehicle end and first authentication information used for authenticating the safety of the charging request are received, under the condition that the first authentication information is authenticated, a target vehicle is charged through a charging communication line in response to the charging request, then under the condition that the charging quantity of the target vehicle meets a preset condition, a charging stopping request sent by the vehicle end and second authentication information used for authenticating the safety of the charging stopping request are received, under the condition that the second authentication information is authenticated, the charging stopping request is responded, the charging of the target vehicle is stopped, the interaction data between the vehicle end and a charging pile end can be prevented from being maliciously tampered, and the data safety between the electric vehicle and the charging pile is improved, so that the safety of the electric vehicle in the charging process is improved; on the other hand, through the pre-binding of the vehicle identification information and the vehicle owner account and the information interaction of the charging pile end and the payment management end, the automatic fee deduction of the charging fee is realized, the charging payment convenience is improved, and the charging experience of a user is improved.

It should be noted that: the sequence of the embodiments of the present application is only for description, and does not represent the advantages and disadvantages of the embodiments. And the foregoing description has been directed to specific embodiments of this specification. Other embodiments are within the scope of the following claims. In some cases, the actions or steps recited in the claims can be performed in a different order than in the embodiments and still achieve desirable results. In addition, the processes depicted in the accompanying figures do not necessarily require the particular order shown, or sequential order, to achieve desirable results. In some embodiments, multitasking and parallel processing are also possible or may be advantageous.

In this specification, each embodiment is described in a progressive manner, and identical and similar parts of each embodiment are all referred to each other, and each embodiment mainly describes differences from other embodiments. In particular, for apparatus, devices and storage medium embodiments, the description is relatively simple as it is substantially similar to method embodiments, with reference to the description of method embodiments in part.

Those of ordinary skill in the art will appreciate that all or a portion of the steps implementing the above embodiments may be implemented by hardware, or may be implemented by a program indicating that the relevant hardware is implemented, where the program may be stored on a computer readable storage medium, where the storage medium may be a read only memory, a magnetic disk or optical disk, etc.

The foregoing description of the preferred embodiments of the application is not intended to limit the application to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the application are intended to be included within the scope of the application.

Claims

1. An electric vehicle charging method, characterized in that the method comprises:

Under the condition that the bidirectional authentication is successful, a charging request and first verification information sent by the vehicle end are received, wherein the first verification information is used for verifying the data security of the charging request, and the first verification information is obtained after the charging request is encrypted based on a preset encryption algorithm;

verifying the charging request based on the first verification information;

Transmitting charging request response information and fifth verification information to the vehicle end under the condition that the charging request is verified based on the first verification information, wherein the fifth verification information is used for verifying the data security of the charging request response information, so that the vehicle end verifies the charging request response information based on the fifth verification information, and the fifth verification information is obtained after encryption processing is carried out on the charging request response information based on a preset encryption algorithm;

receiving charging list request information sent by a vehicle terminal under the condition that the vehicle terminal verifies the charging request response information based on the fifth verification information;

responding to the bill charging list request information, and sending a bill charging list of a current time period to the vehicle end so that the vehicle end confirms the bill charging list of the current time period;

Charging the target vehicle through the charging communication line in response to the charging request;

Receiving a charging stopping request and second verification information sent by the vehicle end under the condition that the charging amount of the target vehicle meets a preset condition, wherein the second verification information is used for verifying the data security of the charging stopping request, and the second verification information is obtained after the charging stopping request is encrypted based on a preset encryption algorithm;

Verifying the charging stopping request based on the second verification information;

And stopping charging the target vehicle in response to the stop charging request in a case where the stop charging request is verified to pass based on the second verification information.

2. The method of claim 1, wherein the mutual authentication of the respective identity information with the vehicle end of the target vehicle via the charging communication line comprises:

receiving a bidirectional authentication request sent by a vehicle end;

Responding to the bidirectional authentication request, and sending first identity information of the charging pile to the vehicle end, wherein the first identity information carries a first public key;

Receiving encryption authentication information sent by the vehicle end under the condition that the validity of the first identity information is verified by the vehicle end, wherein the encryption authentication information is obtained by encrypting second identity information of the target vehicle by the vehicle end through the first public key;

decrypting the encrypted authentication information by using a first private key corresponding to the first public key to obtain the second identity information;

Verifying the validity of the second identity information;

and under the condition that the charging pile passes the validity verification of the second identity information, sending the bidirectional authentication success information to the vehicle end.

3. The method of claim 2, wherein the second identity information of the target vehicle carries a second public key, and wherein validating the charge request based on the first validation information comprises:

decrypting the first verification information based on the second public key to obtain decrypted first verification information;

converting the charging request into third verification information based on a preset algorithm;

verifying whether the decrypted first verification information is consistent with the third verification information;

and executing the step of charging the target vehicle through the charging communication line in response to the charging request, in the case where the decrypted first authentication information is identical to the third authentication information.

4. The method of claim 3, the validating the stop charge request based on the second validation information comprising:

Decrypting the second verification information based on the second public key to obtain decrypted second verification information;

Converting the charging stopping request into fourth verification information based on a preset algorithm;

Verifying whether the decrypted second verification information is consistent with the fourth verification information;

And executing the step of stopping charging the target vehicle in response to the stop charging request, in the case where the decrypted second authentication information is identical to the fourth authentication information.

5. The method of claim 1, further comprising, prior to the stopping charging the target vehicle in response to the stop charge request:

And sending charging stopping request response information and sixth verification information to the vehicle end under the condition that the charging stopping request is verified based on the second verification information, wherein the sixth verification information is used for verifying the safety of the charging stopping request response information so that the vehicle end can verify the sixth verification information.

6. The method according to any one of claims 2 to 4, wherein the second identity information of the target vehicle carries vehicle identification information, the method further comprising:

The charging pile sends the vehicle identification information and the charging amount to a payment management end, so that the payment management end determines charging cost based on the charging amount, and deducts a fee from a vehicle owner account bound with the vehicle identification information according to the charging cost, and the payment management end is a third party platform terminal.

7. An electric vehicle charging system, the system comprising: vehicle end of target vehicle and fill electric pile's fill electric pile end, wherein:

The vehicle end is used for performing mutual authentication of respective identity information through the charging communication line and the charging pile end under the condition that the charging interface of the target vehicle is connected with the charging communication line of the charging pile; under the condition that the bidirectional authentication is successful, a charging request and first verification information are sent to the charging pile terminal, wherein the first verification information is used for verifying the data security of the charging request, and the first verification information is obtained after the charging request is encrypted based on a preset encryption algorithm; receiving charging request response information and fifth verification information sent by the charging pile terminal under the condition that the charging pile terminal passes the charging request verification based on the first verification information, wherein the fifth verification information is used for verifying the data security of the charging request response information, and the fifth verification information is obtained after the charging request response information is encrypted based on a preset encryption algorithm; verifying the charging request response information based on the fifth verification information; transmitting charging list request information to the charging pile terminal under the condition that the charging request response information is verified to pass based on the fifth verification information; receiving a charging list of the current period sent by the charging pile terminal; confirming a bill of charge of the current period; transmitting a charging stopping request and second verification information to the charging pile end under the condition that the charging amount of the target vehicle meets a preset condition, wherein the second verification information is used for verifying the data security of the charging stopping request, and the second verification information is obtained after the charging stopping request is encrypted based on a preset encryption algorithm;

The charging pile end is used for performing mutual authentication of respective identity information through the charging communication line and the vehicle end under the condition that the charging interface is connected with the charging communication line; receiving the charging request and the first verification information sent by the vehicle end under the condition that bidirectional authentication is successful; verifying the charging request based on the first verification information; transmitting the charging request response information and the fifth verification information to the vehicle end under the condition that the charging request is verified to pass based on the first verification information; receiving the charging list request information sent by the vehicle terminal under the condition that the vehicle terminal passes the verification of the charging request response information based on the fifth verification information; responding to the bill charging list request information, and sending a bill charging list of the current period to the vehicle end; charging the target vehicle through the charging communication line in response to the charging request; receiving the charging stopping request and the second verification information sent by the vehicle end under the condition that the charging amount of the target vehicle meets a preset condition; verifying the charging stopping request based on the second verification information; and stopping charging the target vehicle in response to the stop charging request in a case where the stop charging request is verified to pass based on the second verification information.

8. An electric vehicle charging device, the device comprising:

the first receiving module is used for receiving a charging request and first verification information sent by the vehicle end under the condition that bidirectional authentication is successful, the first verification information is used for verifying the data security of the charging request, and the first verification information is obtained after the charging request is encrypted based on a preset encryption algorithm;

The first verification module is used for verifying the charging request based on the first verification information;

the first sending module is used for sending charging request response information and fifth verification information to the vehicle end under the condition that the charging request is verified based on the first verification information, wherein the fifth verification information is used for verifying the data security of the charging request response information, so that the vehicle end verifies the charging request response information based on the fifth verification information, and the fifth verification information is obtained by encrypting the charging request response information based on a preset encryption algorithm;

The third receiving module is used for receiving the charging list request information sent by the vehicle end under the condition that the vehicle end verifies the charging request response information based on the fifth verification information;

the second sending module is used for responding to the bill charging list request information and sending a bill charging list of the current time period to the vehicle end so that the vehicle end confirms the bill charging list of the current time period;

A charging module configured to charge the target vehicle through the charging communication line in response to the charging request in a case where the charging request is verified to pass based on the first verification information;

The second receiving module is used for receiving a charging stopping request and second verification information sent by the vehicle end under the condition that the charging quantity of the target vehicle meets a preset condition, wherein the second verification information is used for verifying the data security of the charging stopping request, and the second verification information is obtained after the charging stopping request is encrypted based on a preset encryption algorithm;

The second verification module is used for verifying the charging stopping request based on the second verification information;

And a stop charging module configured to stop charging the target vehicle in response to the stop charging request, in a case where the stop charging request is verified to pass based on the second verification information.

9. A charging pile, characterized in that it comprises a processor and a memory, in which at least one instruction is stored, which is loaded and executed by the processor to implement the method for charging an electric vehicle according to any one of claims 1 to 6.

10. A charging pile, characterized in that the charging pile comprises a processor and a memory, wherein at least one section of program is stored in the memory, and the at least one section of program is loaded and executed by the processor to realize the electric vehicle charging method according to any one of claims 1 to 6.

11. A computer readable storage medium having stored therein at least one instruction that is loaded and executed by a processor to implement the method of charging an electric vehicle according to any one of claims 1 to 6.

12. A computer-readable storage medium, characterized in that at least one section of program is stored in the storage medium, the at least one section of program being loaded and executed by a processor to implement the electric vehicle charging method according to any one of claims 1 to 6.