CN116758793A - Teaching-based subway simulation driver fault diagnosis method - Google Patents

Abstract

The invention relates to the technical field of subway analog driver teaching, and discloses a subway analog driver fault diagnosis method based on teaching, which comprises the following steps: the method comprises fault or emergency simulation, fault or emergency troubleshooting and processing, fault or emergency management and automatic evaluation, wherein the fault or emergency simulation is set, and the simulation is performed in principle according to common faults of the subway vehicle during the fault simulation, so that the fault phenomenon is completely consistent with the real fault phenomenon and is logically consistent. The train control system is not only used for training train control technologies of trained drivers, but also mainly used for training fault analysis, judgment and real-time searching and removing capabilities of the drivers.

Description

Teaching-based subway simulation driver fault diagnosis method

Technical Field

The invention relates to the technical field of subway analog driver teaching, in particular to a subway analog driver fault diagnosis method based on teaching.

Background

The subway simulated driver teaching is also called a subway driver simulated driving practical training, and comprises content faults such as train basic setting, conventional operation, fault handling and the like, and can be defined as a behavior that at least one characteristic or parameter of a system deviates from a normal range and the expected function of the system is difficult to complete. The fault diagnosis technology is a hot technology for finding out the abnormal condition of equipment, analyzing the occurrence cause of faults and providing a fault solving method by monitoring the state parameters of the equipment.

The existing fault diagnosis technology only can collect and feed back fault information, is used as information which is referred by professional maintenance personnel when maintaining equipment, is not suitable for learning by students, is difficult to achieve teaching guiding effect, does not have a fault simulation function, can only diagnose the faults of the existing equipment, cannot be flexibly used, put into teaching, cannot evaluate and judge the operation of operators, cannot integrate all the faults, achieves the effect of unified management, and cannot be completely suitable for a driving simulation training system.

Therefore, the technical problem to be solved by the invention is how to make

Therefore, we propose a subway simulation driver fault diagnosis method based on teaching.

Disclosure of Invention

The invention mainly solves the technical problems in the prior art, and provides a subway simulation driver fault diagnosis method based on teaching.

In order to achieve the above purpose, the invention adopts the following technical scheme that the method for diagnosing the faults of the subway analog driver based on teaching comprises the following steps: fault or emergency simulation, fault or emergency troubleshooting and handling, fault or emergency management and automatic evaluation.

Preferably, the detailed fault or emergency simulation flow is as follows:

the first step: starting;

and a second step of: the teacher logs in;

and a third step of: issuing faults;

fourth step: judging the fault type: judging whether the hardware fault is based on the software fault or the hardware fault;

fifth step: simulating system logic;

sixth step: the system generates a fault phenomenon:

seventh step: and (5) ending.

Preferably, the detailed process of fault or emergency investigation and treatment is as follows:

the first step: and (3) starting a system:

and a second step of: generating a fault phenomenon;

and a third step of: the students troubleshoot and process the faults:

fourth step: judging whether the student processes the fault correctly, if not, returning to the previous step, and if so, entering the next step;

fifth step: the vehicle resumes normal running:

sixth step: and (5) ending.

Preferably, the fault or emergency management includes fault or emergency pruning, preset faults, real-time faults, fault triggering, fault response and fault or emergency information base.

Preferably, the automatic evaluation detailed procedure is as follows:

the first step: the system generates a fault phenomenon;

a second step; the students troubleshoot and process the faults;

and a third step of: if the student has correctly handled the fault, if yes, go to the next step, if no, immediately go to the fifth step;

fourth step: the train resumes normal running;

fifth step: evaluating the operation of the learner;

sixth step: whether to adopt the automatic evaluation of the system:

seventh step: if yes, the system automatically evaluates and scores, if not, the instructor manually evaluates and scores;

eighth step: and (5) ending.

Advantageous effects

The invention provides a subway simulation driver fault diagnosis method based on teaching. The device comprises the following

The beneficial effects are that:

(1) According to the teaching-based subway simulation driver fault diagnosis method, by setting fault or emergency simulation, simulation is performed in principle according to common faults of a subway vehicle and the like during fault simulation, so that the fault phenomenon is completely consistent with the actual fault phenomenon, and the logic is consistent. The train control system is not only used for training train control technologies of trained drivers, but also mainly used for training fault analysis, judgment and real-time searching and removing capabilities of the drivers.

(2) According to the teaching-based subway simulated driver fault diagnosis method, by setting fault or emergency management, all faults and emergency can be managed in a unified mode, including addition, editing and deletion of settable faults and emergency, most operations can be completed by using a completely graphical interface or an interface in a form of a table and using a mouse. The method comprises the steps of one-key importing of fault information, editing and modifying specific faults and emergency events, modifying corresponding scores for evaluating operation of students and the like, and greatly applying and dispersing fault processing technologies, so that the students can better promote the skill level of fault processing.

(3) According to the subway simulation driver fault diagnosis method based on teaching, through setting automatic evaluation, after each operation flow is trained or checked, all operation actions including operation equipment names, operation actions and operation time (collected by an acquisition output system and automatically recorded by a system) are compared and scored with standard operation actions in the system, a subjective evaluation interface is reserved by the system, the response capability, coordination and communication capability and the like of a learner are evaluated by the instructor, and finally, the evaluation is counted together with an objective evaluation part, so that the evaluation of single training or check of the learner is completed.

Drawings

FIG. 1 is a diagram of an exercise frame of the present invention;

FIG. 2 is a flow chart of fault or incident simulation of the present invention;

FIG. 3 is a flow chart of troubleshooting and processing of the present invention;

FIG. 4 is a diagram of a fault or incident management framework of the present invention;

fig. 5 is a flowchart of the automatic evaluation of the present invention.

Detailed Description

Embodiment one: a teaching-based subway simulation driver fault diagnosis method is shown in fig. 1, and comprises the following steps: fault or emergency simulation, fault or emergency troubleshooting and handling, fault or emergency management and automatic evaluation.

Embodiment two: on the basis of the first embodiment, as shown in fig. 2, the detailed fault or emergency simulation flow is as follows:

the first step: starting;

and a second step of: the teacher logs in;

and a third step of: issuing faults;

fourth step: judging the fault type: judging whether the hardware fault is based on the software fault or the hardware fault;

fifth step: simulating system logic;

sixth step: the system generates a fault phenomenon:

seventh step: and (5) ending.

The fault processing technology is applied to a fault or emergency simulation function, the system can simulate a fault phenomenon, and the simulation is carried out in principle according to common faults of the subway vehicle and the like when the fault is simulated, so that the fault phenomenon is completely consistent with a real fault phenomenon and is logically consistent with the real fault phenomenon. The fault simulation based on hardware can be realized, and the simulation of faults and emergencies based on software and the combination of the software and the hardware can also be realized. The remote end of the instructor system can control the empty fault setting of the electrical cabinet and can also set a higher-level relay fault, and a learner checks the fault through a voltmeter to learn and train. The instructor system can also set soft faults, and after the faults occur, the processing flow of a driver in emergency is inspected. And (3) learning the emergency treatment capability under special conditions and culturing high-quality excellent drivers. The fidelity of the fault phenomenon simulation is an important index for measuring the performance of the training system. The system not only cultures the train operation technology of the trained driver, but also mainly trains the fault analysis, judgment and real-time searching and removing capabilities of the trained driver, and performs very good training on the train operation technology and fault analysis judgment capabilities of the trained driver, thereby improving the working safety. The system applies the fault processing technology, highly simulates the fault phenomenon, and can train aiming at different professional talents. The instructor system sets line faults, the train management system TCMS synchronously displays the faults, and the maintenance professionals check different faults, process the faults and improve the fault processing efficiency of maintenance personnel; the instructor system sets a platform screen door failure, a door failure. The crew members carry out emergency treatment and train the service level of the crew members. The system has the simulation functions of the following phenomena:

(one): and supporting the circuit faults of the locomotive, completing simulation according to the actual circuit of the locomotive, and then applying control.

The instructor checks the settable circuit faults through clicking with the mouse, clicks and issues, the system responds in real time, corresponding fault phenomena are simulated according to the circuit logic operation result, the phenomenon simulation degree is high, and real experience can be brought to the user.

(II): supporting various emergencies.

The system has the simulation functions of common emergency, such as tunnel fire, tunnel water accumulation, animal invasion, passenger falling rail, tunnel collapse, vehicle invasion, rail fracture, tunnel fog, turnout position, turnout fault and the like

(III): supporting various operating weathers.

The system also has enough image details of daytime, night, dusk or dawn images, can set the current operation environment through the instructor system, simulate extreme driving environments such as thunderstorm, snow day, haze and the like, and help students learn to cope with various states.

Embodiment III: on the basis of the first embodiment and the second embodiment, as shown in fig. 3, the detailed process of fault or emergency investigation and treatment is as follows:

the first step: and (3) starting a system:

and a second step of: generating a fault phenomenon;

and a third step of: the students troubleshoot and process the faults:

fourth step: judging whether the student processes the fault correctly, if not, returning to the previous step, and if so, entering the next step;

fifth step: the vehicle resumes normal running:

sixth step: and (5) ending.

The fault handling technique is applied to fault or emergency troubleshooting and handling operations. The fault or emergency can be set by the teacher machine to issue the fault or emergency, and when the analog driving simulation training system receives the issued event or fault, the analog simulation of the corresponding fault is carried out. The students can conduct fault investigation and treatment through specific operation, and the motor train can run after the faults are correctly treated. When the system simulates faults or emergencies, not only can the fault elimination according to normal fault or emergency treatment step operation be supported, but also the cascade reaction caused by the fact that a learner does not operate according to normal treatment step after the faults or emergencies are triggered. The simulation fault of the simulation driving system is simulated in principle from a circuit, after the fault is set, if a student correctly solves the fault, the vehicle can be normally started, if the fault operation is removed, the assessment system scores 0 point, the vehicle cannot be normally started, for example, the fault of the 2 nd door of the 2 nd vehicle needs to be isolated, the 3 rd door is isolated by mistake, the isolated door state and the fault door state can be displayed on the TMS system, and the student can correctly recognize the isolation error.

Embodiment four: based on the first embodiment, the second embodiment and the third embodiment, as shown in fig. 4, the fault or emergency management includes fault or emergency adding and deleting, default fault, real-time fault, fault triggering, fault response and fault or emergency information base.

(one): including addition, editing, deletion of settable faults and incidents.

The system provides an offline fault management function, and most of operations can be completed by using a mouse only by using a fully graphical interface or a table-form interface. The fault specific content can be set by an instructor, and the fault content is added, edited and deleted without changing codes. The teaching aid is flexible and reasonable, and brings convenience for students to compile and arrange course contents of students.

(II): in the training or the planning of the assessment courses, the offline (or pre-set) functions of faults and emergencies are provided.

The training and assessment course programming of the simulated driving simulation training system supports the simulation of weather conditions of all ground stations, such as snow, rain, sunny, haze, thunderstorm and the like, the simulation of operation time periods of all ground stations, such as dawn, sunrise, noon, dusk, night and the like, the support of various scene emergency events, such as pedestrian line invasion, animal line invasion, track breakage, track fire, track water accumulation and the like, and the setting of various locomotive circuits and vehicle signal faults. The system can be stored in a database in advance through course design, and faults or emergencies set in advance can be triggered according to the selected course content according to time or conditions when the system is used.

(III): in the simulation operation, the real-time setting and the cancel functions of faults and emergencies.

The instructor may also select and set these faults or incidents in real-time during the training or assessment process. Faults or emergencies may occur at any time under the control of an instructor. The set fault or incident may also be revoked before the fault and incident occur. After the simulation starts, the fault or the emergency can be set at any time, and the fault can be canceled at any time; after the simulation is started, the fault or the emergency can be set at any place, and the fault can be canceled at any place. All faults or incidents are executed immediately after clicking the set or cancel button.

(IV): in the simulation operation, the timely triggering function of faults and emergencies preset in the training/checking courses.

The triggering conditions of faults and emergencies include:

(a) Time conditions, such as: 5 minutes after the simulation operation starts, the contact net loses electricity;

and supporting dragging the fault or the emergency to any moment of a time axis, and automatically triggering and generating the fault or the emergency when the system runs to the moment.

(b) Site conditions such as: when the train runs to a position 50m away from a certain station, someone falls into the track area from the station;

(c) Manipulation actions, such as: after switching to ATO mode, triggering track ATP fault;

(d) Train conditions, such as: emergency braking when the manual driving speed exceeds 80 km/h;

(e) Train external operating conditions such as: the contact net outage results in emergency braking.

(fifth): in fault setting, responses of the system at the time of occurrence of a fault or an emergency can be set, and the responses include responses of systems of an instrument meter of a console and an equipment cabinet, a train control and ATC-MMI system, a vision system, a sound system, a motion system, a virtual train and the like.

(six): the train simulated driving simulation training system has the capability of storing more than 200 faults and incidents, the faults and the incidents can be simulated on the system, and the number of the faults and the incidents is far more than 500. And reserving an upgrade expansion interface, and importing fault data through word documents and the like in the later period. The fault information base has a one-key import function (word template files can be provided); the specific fault information can be edited and modified, and comprises the content of a modification step, a step corresponding score and the like.

Fifth embodiment: on the basis of the first, second, third and fourth embodiments, as shown in fig. 5, the automatic evaluation detailed flow is as follows:

the first step: the system generates a fault phenomenon;

a second step; the students troubleshoot and process the faults;

and a third step of: if the student has correctly handled the fault, if yes, go to the next step, if no, immediately go to the fifth step;

fourth step: the train resumes normal running;

fifth step: evaluating the operation of the learner;

sixth step: whether to adopt the automatic evaluation of the system:

seventh step: if yes, the system automatically evaluates and scores, if not, the instructor manually evaluates and scores;

eighth step: and (5) ending.

The operation made by the learner when facing the faults and the emergency can be monitored and recorded by the system and compared with the preset fault information processing procedure in the system so as to score the operation of the learner for processing the faults and the emergency, thereby quantifying the operation of the learner and facilitating the assessment of the learner by the learner. The scoring function for the elimination and treatment of faults and emergencies can select scoring by the system or manual scoring by an instructor, so that dead scoring or misjudgment of the system is avoided, the scoring system is flexible, and students are encouraged to positively think about solving the problems and eliminating the faults. While the relevant scoring criteria and protocols may be modified.

The foregoing has shown and described the basic principles and main features of the present invention and the advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (5)

1. A subway simulation driver fault diagnosis method based on teaching is characterized in that: the fault diagnosis method comprises the following steps: fault or emergency simulation, fault or emergency troubleshooting and handling, fault or emergency management and automatic evaluation.

2. The teaching-based subway simulation driver fault diagnosis method according to claim 1, characterized in that: the detailed fault or emergency simulation flow is as follows:

the first step: starting;

and a second step of: the teacher logs in;

and a third step of: issuing faults;

fourth step: judging the fault type: judging whether the hardware fault is based on the software fault or the hardware fault;

fifth step: simulating system logic;

sixth step: the system generates a fault phenomenon:

seventh step: and (5) ending.

3. The teaching-based subway simulation driver fault diagnosis method according to claim 1, characterized in that: the detailed process for troubleshooting and handling the faults or the emergency comprises the following steps:

the first step: and (3) starting a system:

and a second step of: generating a fault phenomenon;

and a third step of: the students troubleshoot and process the faults:

fourth step: judging whether the student processes the fault correctly, if not, returning to the previous step, and if so, entering the next step;

fifth step: the vehicle resumes normal running:

sixth step: and (5) ending.

4. The teaching-based subway simulation driver fault diagnosis method according to claim 1, characterized in that: the fault or emergency management comprises fault or emergency addition and deletion, fault presetting, real-time fault, fault triggering, fault response and fault or emergency information base.

5. The teaching-based subway simulation driver fault diagnosis method according to claim 1, characterized in that: the automatic evaluation detailed flow is as follows:

the first step: the system generates a fault phenomenon;

a second step; the students troubleshoot and process the faults;

and a third step of: if the student has correctly handled the fault, if yes, go to the next step, if no, immediately go to the fifth step;

fourth step: the train resumes normal running;

fifth step: evaluating the operation of the learner;

sixth step: whether to adopt the automatic evaluation of the system:

seventh step: if yes, the system automatically evaluates and scores, if not, the instructor manually evaluates and scores;

eighth step: and (5) ending.