CN111475341A - Fault simulation system and device for high-voltage power distribution system of pure electric vehicle - Google Patents
Fault simulation system and device for high-voltage power distribution system of pure electric vehicle Download PDFInfo
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/14—Error detection or correction of the data by redundancy in operation
- G06F11/1402—Saving, restoring, recovering or retrying
- G06F11/1446—Point-in-time backing up or restoration of persistent data
- G06F11/1458—Management of the backup or restore process
- G06F11/1469—Backup restoration techniques
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- G—PHYSICS
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- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/14—Error detection or correction of the data by redundancy in operation
- G06F11/1402—Saving, restoring, recovering or retrying
- G06F11/1446—Point-in-time backing up or restoration of persistent data
- G06F11/1448—Management of the data involved in backup or backup restore
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- G06F—ELECTRIC DIGITAL DATA PROCESSING
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Abstract
The invention relates to the technical field of pure electric vehicles, and provides a method for recording fault practical training operation data of a high-voltage system of a pure electric vehicle, which comprises the steps of obtaining data in training operation steps of skilled personnel, generating verification codes, storing the data of each operation step and the verification codes into a local storage unit, copying and storing the data in the local storage unit on different pieces of equipment respectively, returning back backup addresses of the data, simultaneously storing the verification codes of the data and the backup addresses into a private chain module, and comparing the local data with the verification codes in the private block chain module through a verification and recovery unit, so that nonstandard and faulty operation historical data of the skilled personnel in fault diagnosis processes of a plurality of modules of the high-voltage distribution system of the pure electric vehicle are tracked and evaluated, and the training data are traceable and can not be tampered.
Description
Technical Field
The invention relates to the technical field of pure electric vehicles, in particular to a fault simulation system and device for a high-voltage power distribution system of a pure electric vehicle.
Background
Compared with an internal combustion engine automobile, the pure electric automobile is additionally provided with a high-voltage power distribution system, because the electric power is invisible, in the process of training fault diagnosis technical personnel, the personnel with insufficient skills usually train to the personnel with the skills meeting the requirements, because the pure electric automobile is convenient for the city to ride instead of walk, and the consumption cost per kilometer is low, the quantity of the pure electric automobile in the market is larger and larger, and the market demands on the personnel familiar with the fault diagnosis and maintenance of the pure electric automobile are also larger and larger.
To pure electric vehicles failure diagnosis, CN209879807U a real standard platform of pure electric vehicles failure diagnosis with portable convenient to it is fixed, instruct platform main part and test wire head including the failure diagnosis in fact, the first slider of the equal fixedly connected with of both sides outer wall of the real standard platform main part of failure diagnosis, the common sliding connection of lateral wall of two first sliders has the U-shaped base, the inner wall of U-shaped base is seted up with the first spout failure diagnosis of first slider assorted real standard platform main part's lower surface all articulated have the multiunit bumper bar, the bottom of two bumper bars of every group all articulates there is the second slider, the bottom of two second sliders all with U-shaped base sliding connection, the bottom inner wall of U-shaped base has been seted up a plurality ofly and second slider assorted second spout.
At present, the traditional pure electric vehicle diagnosis training platform hardware is different from a pure electric vehicle, the most important problem is that learning traces of training operation steps cannot be recorded, especially the tracking and evaluation of irregular and wrong operation, and data is easy to tamper.
Disclosure of Invention
Because the traditional pure electric vehicle fault simulation practical training system lacks the tracking record of learning traces, especially the tracking and evaluation of irregular and wrong operations in the fault diagnosis process, the system is easy to be tampered, the difficulty of training and evaluation of the pure electric vehicle fault diagnosis personnel is increased, and the fault simulation practical training process of the pure electric vehicle high-voltage distribution system is full of potential safety hazards.
In view of this, the invention aims to provide a method for recording fault practical training operation data of a pure electric vehicle high-voltage system, which comprises the following steps:
step S1, acquiring a first operation step in a training process of a skilled worker, and generating a first verification code according to the first operation step, wherein the first verification code corresponds to the first operation step one by one;
s2, acquiring a second operation step of the training process of the skilled worker, generating a second verification code according to the second operation step and the first verification code, repeating the steps to obtain the Nth operation step, and generating an Nth verification code according to the Nth operation step and the N-1 th verification code, wherein N is a natural number greater than 1;
step S3, storing all the operation steps and the verification code in a local data storage unit;
step S4, respectively copying and storing the data in the local storage unit on M devices, wherein M is a natural number greater than 1, returning a backup address of the data, and sending the verification code of the data and the backup address to a private chain module;
step S5, verifying the local data and generating the verification code of the local data, comparing the verification code with the verification code stored in the private chain module, if the result is consistent, the verification is successful; and if the results are inconsistent, the verification fails, and the data pointed by the backup address in the private chain module is restored to the local data storage unit.
Preferably, the verification code comprises a Hash function value.
Preferably, in step S4, the blockchain private chain module is anchored to the blockchain public chain module.
Preferably, the operation step comprises human-computer interaction click input information and/or sound input information and/or image input information.
The invention also provides a device for executing the method, which comprises the following steps:
the acquisition and calculation unit is used for acquiring a first operation step in a training process of a skilled worker and generating a first verification code according to the first operation step, wherein the first verification code corresponds to the first operation step one by one; acquiring a second operation step of the training process of the skilled worker, generating a second verification code according to the second operation step and the first verification code, repeating the steps to obtain an Nth operation step, and generating an Nth verification code according to the Nth operation step and an N-1 th verification code, wherein N is a natural number greater than 1;
the local storage unit is used for storing all the operation steps and the verification codes;
the backup protection unit is used for respectively copying and storing the data in the local storage unit on M devices, wherein M is a natural number greater than 1, returning a backup address of the data, and sending the verification code of the data and the backup address to a private chain module;
the verification recovery unit is used for verifying the local data, generating a verification code of the local data, comparing the verification code with the verification code of the data stored in the private chain module, and if the results are consistent, successfully verifying the data; and if the results are inconsistent, the verification fails, and the data pointed by the backup address in the private chain module is restored to the local data storage unit.
Preferably, the backup protection unit preferably includes an anchoring unit, and the block chain private chain module is further anchored to the block chain public chain module through an anchoring unit.
Preferably, the acquisition calculation unit includes,
the human-computer interaction click data acquisition interface is used for acquiring each human-computer interaction click data in the operation steps;
the voice input information interface is used for acquiring each voice signal input data of the operation steps;
and the image input information interface is used for acquiring each image input data of the operation steps.
According to another aspect of the embodiments of the present invention, there is provided a storage medium, the storage medium including a stored program, wherein when the program runs, a device in which the storage medium is located is controlled to execute the above method.
According to the method for recording the fault practical training operation data of the pure electric vehicle high-voltage system, data in the training operation steps of skilled personnel are obtained, verification codes are generated, the data in the operation steps and the verification codes in each time are stored in the local storage unit, then the data in the local storage unit are copied and stored on different devices respectively, backup addresses of the data are returned, the verification codes and the backup addresses of the data are simultaneously sent to a private chain module, the local data are compared with the verification codes in the private block chain module through the verification and recovery unit, accordingly, the historical data of abnormal and wrong operation of the skilled personnel in the fault diagnosis process of the modules of the pure electric vehicle high-voltage distribution system are tracked and evaluated, the training data can be traced and cannot be tampered.
Additional features and advantages of the invention will be set forth in the detailed description which follows.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the invention and, together with the description, serve to explain the invention and not to limit the invention.
In the drawings:
fig. 1 is a flowchart of a method for recording fault practical training operation data of a pure electric vehicle high-voltage system according to an embodiment of the invention;
fig. 2 is a structural diagram of a device for executing a fault practical training operation data recording method for a pure electric vehicle high-voltage system according to an embodiment of the present invention.
Detailed Description
The following detailed description of embodiments of the invention refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.
In order to make the technical solutions of the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that the terms "first," "second," "third," "fourth," and the like in the description and in the claims of the invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged under appropriate circumstances in order to facilitate the description of the embodiments of the invention 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 apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
The method aims to solve the problems that in the operation training process of the pure electric vehicle high-voltage distribution system in the background technology part, learning traces of training operation steps cannot be recorded, especially the tracking and evaluation of irregular and wrong operation are not recorded, and data is easy to tamper. The invention provides a method for recording fault practical training operation data of a high-voltage system of a pure electric vehicle, as shown in fig. 1, the method for recording fault practical training operation data of the high-voltage system of the pure electric vehicle in an embodiment of the invention is a flow chart, and the method for recording fault practical training operation data of the high-voltage system of the pure electric vehicle comprises the following steps:
step S1, acquiring a first operation step in a training process of a skilled worker, and generating a first verification code according to the first operation step, wherein the first verification code corresponds to the first operation step one by one;
s2, acquiring a second operation step of the training process of the skilled worker, generating a second verification code according to the second operation step and the first verification code, repeating the steps to obtain the Nth operation step, and generating an Nth verification code according to the Nth operation step and the N-1 th verification code, wherein N is a natural number greater than 1;
step S3, storing all the operation steps and the verification code in a local data storage unit;
step S4, respectively copying and storing the data in the local storage unit on M devices, wherein M is a natural number greater than 1, returning a backup address of the data, and sending the verification code of the data and the backup address to a private chain module;
step S5, verifying the local data and generating the verification code of the local data, comparing the verification code with the verification code stored in the private chain module, if the result is consistent, the verification is successful; and if the results are inconsistent, the verification fails, and the data pointed by the backup address in the private chain module is restored to the local data storage unit.
The method comprises the steps of obtaining data in training operation steps of skilled personnel, generating verification codes, storing the data and the verification codes of each operation step to a local storage unit, copying and storing the data in the local storage unit on different pieces of equipment respectively, returning back backup addresses of the data, sending the verification codes of the data and the backup addresses to a private chain module at the same time, and comparing the local data with the verification codes in the private block chain module through a verification and recovery unit, so that the historical data of irregular and wrong operation of the skilled personnel in the fault diagnosis process of a plurality of modules of the high-voltage distribution system of the pure electric vehicle is tracked and evaluated, and the training data can be traced and cannot be tampered.
In order to obtain a one-way irreversible data encryption, in a preferred case of the invention, the verification code comprises a Hash function value.
In a preferred aspect of the present invention, the local data storage unit can use a relational database such as MySQ L or SQ L Server, and thus can be used as a storage carrier for local data.
For example, when building a block chain private chain module (i.e., a private chain), the ether house private chain can be built by modifying the configuration of the ether house created block, the mining mode, and the like. The method can modify the manner of mining of the ether house into PoA (Proof-of-Authority), so that an authorized node can be designated to be responsible for generating blocks in the system according to conditions such as participation departments and the like, and thus meaningless computational competition and resource consumption of private chain nodes can be effectively prevented.
For example, each private chain node can be run separately by a different department, and the Hash value of the local data at the private chain node can be added to the blockchain private chain module by constructing an etherhouse transaction.
In order to make the data of the blockchain private chain more secure and reliable and less susceptible to tampering, in a preferred case of the present invention, in step S4, the blockchain private chain module is anchored to the blockchain public chain module.
In order to obtain multi-source practical training operation data and increase more practical operation data, in a preferred case of the present invention, the operation step includes human-computer interaction click input information and/or sound input information and/or image input information.
For example, because the fault practical training of the high-voltage system of the pure electric vehicle relates to the high-voltage system, certain potential safety hazards exist, skilled personnel are required to perform interactive training through a simulation interface and perform field operation training on a real vehicle, and operation steps are performed on the real vehicle, such operation steps are standardized and important, manual supervision and monitoring have irreducibility and data are easy to tamper, and image and/or sound input data are added, so that the data of the whole practical training operation steps are more comprehensive, for example, the man-machine interaction click input information comprises request information of a step of clicking a client-side interactive interface, and whether the record accords with the standard or not is recorded; recording the practical training operation steps and inputting the password voice offline, so that the whole high-voltage system fault practical training operation data is comprehensively recorded, and traceability and falsification prevention are kept.
The invention also provides a device for executing the method for recording the fault practical training operation data of the high-voltage system of the pure electric vehicle, as shown in fig. 2, the device comprises:
the acquisition and calculation unit is used for acquiring a first operation step in a training process of a skilled worker and generating a first verification code according to the first operation step, wherein the first verification code corresponds to the first operation step one by one; acquiring a second operation step of the training process of the skilled worker, generating a second verification code according to the second operation step and the first verification code, repeating the steps to obtain an Nth operation step, and generating an Nth verification code according to the Nth operation step and an N-1 th verification code, wherein N is a natural number greater than 1;
the local storage unit is used for storing all the operation steps and the verification codes;
the backup protection unit is used for respectively copying and storing the data in the local storage unit on M devices, wherein M is a natural number greater than 1, returning a backup address of the data, and sending the verification code of the data and the backup address to a private chain module;
the verification recovery unit is used for verifying the local data, generating a verification code of the local data, comparing the verification code with the verification code of the data stored in the private chain module, and if the results are consistent, successfully verifying the data; and if the results are inconsistent, the verification fails, and the data pointed by the backup address in the private chain module is restored to the local data storage unit.
The method comprises the steps of obtaining data in training operation steps of a skilled worker, generating verification codes, wherein the verification codes comprise Hash function values, storing the data in each operation step and the verification codes to a local storage unit, copying and storing the data in the local storage unit on different pieces of equipment respectively, returning back to backup addresses of the data, simultaneously sending the verification codes of the data and the backup addresses to a private chain module, and comparing the local data with the verification codes in the private block chain module through a verification and recovery unit, so that the historical data of the skilled worker, which are not normative and incorrect in the fault diagnosis process of a plurality of modules of the high-voltage distribution system of the pure electric vehicle, can be tracked and evaluated, and the training data can be traced and can not be tampered.
In order to make the data more secure and less susceptible to tampering, in a preferred aspect of the present invention, the backup protection unit preferably includes an anchoring unit, and the blockchain private chain module is further anchored to the blockchain public chain module by an anchoring unit.
In order to obtain a multi-source data type of more comprehensive practical training operation, which covers the practical vehicle operation steps and image and sound data in the practical training operation process, in a preferred case of the invention, the obtaining and calculating unit comprises,
the human-computer interaction click data acquisition interface is used for acquiring each human-computer interaction click data in the operation steps;
the voice input information interface is used for acquiring each voice signal input data of the operation steps;
and the image input information interface is used for acquiring each image input data of the operation steps.
The embodiment of the invention provides a storage medium, which comprises a stored program, wherein when the program runs, a device where the storage medium is located is controlled to execute the method.
It should be noted that, for simplicity of description, the above-mentioned method embodiments are described as a series of acts or combination of acts, but those skilled in the art will recognize that the present invention is not limited by the order of acts, as some steps may occur in other orders or concurrently in accordance with the invention. Further, those skilled in the art should also appreciate that the embodiments described in the specification are preferred embodiments and that the acts and modules referred to are not necessarily required by the invention.
In the foregoing embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to related descriptions of other embodiments.
In the embodiments provided in the present invention, it should be understood that the disclosed apparatus can be implemented in other manners. For example, the above-described embodiments of the apparatus are merely illustrative, and for example, the division of the units is only one type of division of logical functions, and there may be other divisions when actually implementing, for example, a plurality of units or components may be combined or may be integrated into another system, or some features may be omitted, or not implemented. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection of some interfaces, devices or units, and may be an electric or other form.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, and can also be realized in a form of a software functional unit.
The integrated unit, if implemented in the form of a software functional unit and sold or used as a stand-alone product, may be stored in a computer readable storage medium. Based on such understanding, the technical solution of the present invention may be embodied in the form of a software product, which is stored in a storage medium and includes several instructions for causing a computer device (which may be a personal computer, a mobile terminal, a server, or a network device) to execute all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: a U-disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a removable hard disk, a magnetic or optical disk, and other various media capable of storing program codes.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. A fault practical training operation data recording method for a high-voltage system of a pure electric vehicle is characterized by comprising the following steps:
step S1, acquiring a first operation step in a training process of a skilled worker, and generating a first verification code according to the first operation step, wherein the first verification code corresponds to the first operation step one by one;
s2, acquiring a second operation step of the training process of the skilled worker, generating a second verification code according to the second operation step and the first verification code, repeating the steps to obtain the Nth operation step, and generating an Nth verification code according to the Nth operation step and the N-1 th verification code, wherein N is a natural number greater than 1;
step S3, storing all the operation steps and the verification code in a local data storage unit;
step S4, respectively copying and storing the data in the local storage unit on M devices, wherein M is a natural number greater than 1, returning a backup address of the data, and sending the verification code of the data and the backup address to a private chain module;
step S5, verifying the local data and generating the verification code of the local data, comparing the verification code with the verification code stored in the private chain module, if the result is consistent, the verification is successful; and if the results are inconsistent, the verification fails, and the data pointed by the backup address in the private chain module is restored to the local data storage unit.
2. The pure electric vehicle high-voltage system fault practical training operation data recording method according to claim 1, wherein the verification code comprises a Hash function value.
3. The pure electric vehicle high-voltage system fault practical training operation data recording method according to claim 1, wherein in step S4, the block chain private chain module is anchored to the block chain public chain module.
4. The pure electric vehicle high-voltage system fault practical training operation data recording method according to any one of claims 1 to 3, wherein the operation step comprises man-machine interaction click input information and/or sound input information and/or image input information.
5. An apparatus, characterized in that the apparatus comprises:
the acquisition and calculation unit is used for acquiring a first operation step in a training process of a skilled worker and generating a first verification code according to the first operation step, wherein the first verification code corresponds to the first operation step one by one; acquiring a second operation step of the training process of the skilled worker, generating a second verification code according to the second operation step and the first verification code, repeating the steps to obtain an Nth operation step, and generating an Nth verification code according to the Nth operation step and an N-1 th verification code, wherein N is a natural number greater than 1;
the local storage unit is used for storing all the operation steps and the verification codes;
the backup protection unit is used for respectively copying and storing the data in the local storage unit on M devices, wherein M is a natural number greater than 1, returning a backup address of the data, and sending the verification code of the data and the backup address to a private chain module;
the verification recovery unit is used for verifying the local data, generating a verification code of the local data, comparing the verification code with the verification code of the data stored in the private chain module, and if the results are consistent, successfully verifying the data; and if the results are inconsistent, the verification fails, and the data pointed by the backup address in the private chain module is restored to the local data storage unit.
6. The apparatus of claim 5, wherein the backup protection unit further comprises an anchoring unit, and wherein the blockchain private chain module is further anchored to the blockchain public chain module by an anchoring unit.
7. The apparatus according to any of claims 5-6, wherein the obtaining calculation unit comprises,
the human-computer interaction click data acquisition interface is used for acquiring each human-computer interaction click data in the operation steps;
the voice input information interface is used for acquiring each voice signal input data of the operation steps;
and the image input information interface is used for acquiring each image input data of the operation steps.
8. A storage medium, comprising a stored program, wherein the program, when executed, controls an apparatus in which the storage medium is located to perform the method of any of claims 1-4.
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