CN109835371A - It is a kind of for diagnosing the method and system of train real time fail - Google Patents
It is a kind of for diagnosing the method and system of train real time fail Download PDFInfo
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Abstract
The present invention provides a kind of method for diagnosing train real time fail comprising following steps: during the traction process that train executes tractive force forming process, the status information of each traction process step is identified by state recognition module；The traction process step there are failure is filtered out by service platform receiving status information, and according to status information and traction flow logic；There are the corresponding fault trees of traction process step of failure for analysis, and obtain fault diagnosis result according to the fault logic of fault tree.Method and system provided by the present invention for diagnosing train real time fail can check the real time fail of train in the case where drawing process operating condition, cover the relevant various failures of train traction, be conducive to the quick positioning failure of ground staff, further operated convenient for driver.The processing time for reducing train fault reduces failure influence caused by train.
Description
Technical field
The present invention relates to Train Control fields, specifically, be related to a kind of method for diagnosing train real time fail and
System.
Background technique
The continuous expansion of China's train driving mileage at present, required train quantity also sharply increase, therefore, the peace of train
It is the most important thing in railway department's work entirely.The train industry fault diagnosis technology in China, is mainly still confined to part
The diagnosis of key equipment, component parts etc..The comprehensive diagnos being seldom related under entire train system difference operating condition, and
Current method for diagnosing faults is inefficient, is unfavorable for critical failure reason investigation and is effectively instructed driver.
Therefore, in order to preferably check the failure of train, it is badly in need of a kind of method for diagnosing train real time fail
And system.
Summary of the invention
To solve the above problems, the present invention provides a kind of method for diagnosing train real time fail, the method packet
Include following steps:
During the traction process that train executes tractive force forming process, each drag flow is identified by state recognition module
The status information of journey step；
Receive the status information by service platform, and according to the state information and traction flow logic filter out
There are the traction process steps of failure；
Analyze it is described there are the corresponding fault trees of traction process step of failure, and according to the fault logic of the fault tree
Obtain fault diagnosis result.
According to one embodiment of present invention, the traction process includes eight steps, wherein is formed in the first step
Driver occupies, and forms that direction signal, emergency braking is alleviated, forms circuit in four steps and lead in third step in the second step
Draw instruction, forms vehicle control module traction instruction in the 5th step, forms traction control unit tractive force, the in the 6th step
Pantograph rise and the 8th step high speed breaker closing in seven steps.
According to one embodiment of present invention, during the traction process that tractive force forming process is executed in train, pass through shape
State identification module identifies that the step of status information of each traction process step further includes:
Identify whether only one drivers' cab is occupied in two drivers' cabs on train, if it is the state of first step
Information are as follows: only one end drivers' cab occupies, and first step runs succeeded；
Either end whether there is traffic direction forward or backward in the rear and front end of identification train, if it is second step
Rapid status information are as follows: train has direction, and second step runs succeeded；
Identify on train any of two emergency braking relays whether electric, the if it is state of third step
Information are as follows: train emergency braking is alleviated, and third step runs succeeded；
Whether either end collects circuit traction instruction in rear and front end on identification train, if it is four steps
Status information are as follows: form circuit traction instruction, four steps runs succeeded；
Whether the vehicle control module on identification train issues traction instruction, if it is the status information of the 5th step
Are as follows: vehicle control module traction instruction is formed, the 5th step runs succeeded；
Whether the tractive force in the two section compartments among power supply compartment and train on identification train is greater than zero, if it is
The status information of 6th step are as follows: form traction control unit tractive force, the 6th step runs succeeded；
Whether there is network pressure on identification train and be more than whether predetermined value and the pantograph for powering compartment all rise, such as
Fruit is the status information of then the 7th step are as follows: pantograph rises, and the 7th step runs succeeded；
Identify the two section compartments in the power supply compartment and the centre on train whether all in the disconnected state of height, if
It is the status information of then the 8th step are as follows: high-speed circuit breaker closure, the 8th step run succeeded.
According to one embodiment of present invention, the traction flow logic are as follows:
When the status information that the service platform receives is that first step executes unsuccessful, then the failure step is
First step；
When the status information that the service platform receives is that first step runs succeeded and second step execution is unsuccessful
When, then the failure step is second step；
When the status information that the service platform receives be first step runs succeeded, second step runs succeeded and
When third step executes unsuccessful, then the failure step is third step；
When the status information that the service platform receives be first step runs succeeded, second step runs succeeded, the
When three steps run succeeded and four steps executes unsuccessful, then the failure step is four steps；
When the status information that the service platform receives be first step runs succeeded, second step runs succeeded, the
When three steps run succeeded, four steps runs succeeded and the 5th step executes unsuccessful, then the failure step is the 5th
Step；
When the status information that the service platform receives be first step runs succeeded, second step runs succeeded, the
When three steps run succeeded, four steps runs succeeded, the 5th step runs succeeded and the 6th step executes unsuccessful, then institute
Stating failure step is the 6th step；
When the status information that the service platform receives is that first step runs succeeded and the execution of the 7th step is unsuccessful
When, then the failure step is the 7th step；
When the status information that the service platform receives be first step runs succeeded, the 7th step runs succeeded and
When 8th step executes unsuccessful, then the failure step is the 8th step.
According to one embodiment of present invention, the method further includes: execute it is described traction process instruction issue after,
Whether the train executes the traction process within a preset time for judgement, if otherwise by the traction flow startup failure
Information is sent to the fault diagnosis result.
According to another aspect of the present invention, a kind of system for diagnosing train real time fail, the system are additionally provided
System includes:
State recognition module is used for during the traction process that train executes tractive force forming process, and identification is each led
Draw the status information of process step；
Service platform is used to receive the status information, and according to the state information and traction flow logic sieve
Select the traction process step there are failure；
Logic analysis module, be used to analyze it is described there are the corresponding fault trees of traction process step of failure, and according to
The fault logic of the fault tree obtains fault diagnosis result.
According to one embodiment of present invention, the state recognition module include step logic unit, be used for execute with
Lower step:
Identify whether only one drivers' cab is occupied in two drivers' cabs on train, if it is the state of first step
Information are as follows: only one end drivers' cab occupies, and first step runs succeeded；
Either end whether there is traffic direction forward or backward in the rear and front end of identification train, if it is second step
Rapid status information are as follows: train has direction, and second step runs succeeded；
Identify on train any of two emergency braking relays whether electric, the if it is state of third step
Information are as follows: train emergency braking is alleviated, and third step runs succeeded；
Whether either end collects circuit traction instruction in rear and front end on identification train, if it is four steps
Status information are as follows: form circuit traction instruction, four steps runs succeeded；
Whether the vehicle control module on identification train issues traction instruction, if it is the status information of the 5th step
Are as follows: vehicle control module traction instruction is formed, the 5th step runs succeeded；
Whether the tractive force in the two section compartments among power supply compartment and train on identification train is greater than zero, if it is
The status information of 6th step are as follows: form traction control unit tractive force, the 6th step runs succeeded；
Whether there is network pressure on identification train and be more than whether predetermined value and the pantograph for powering compartment all rise, such as
Fruit is the status information of then the 7th step are as follows: pantograph rises, and the 7th step runs succeeded；
Identify the two section compartments in the power supply compartment and the centre on train whether all in the disconnected state of height, if
It is the status information of then the 8th step are as follows: high-speed circuit breaker closure, the 8th step run succeeded.
According to one embodiment of present invention, the service platform include traction process logic unit, be used for store with
Lower logic:
When the status information that the service platform receives is that first step executes unsuccessful, then the failure step is
First step；
When the status information that the service platform receives is that first step runs succeeded and second step execution is unsuccessful
When, then the failure step is second step；
When the status information that the service platform receives be first step runs succeeded, second step runs succeeded and
When third step executes unsuccessful, then the failure step is third step；
When the status information that the service platform receives be first step runs succeeded, second step runs succeeded, the
When three steps run succeeded and four steps executes unsuccessful, then the failure step is four steps；
When the status information that the service platform receives be first step runs succeeded, second step runs succeeded, the
When three steps run succeeded, four steps runs succeeded and the 5th step executes unsuccessful, then the failure step is the 5th
Step；
When the status information that the service platform receives be first step runs succeeded, second step runs succeeded, the
When three steps run succeeded, four steps runs succeeded, the 5th step runs succeeded and the 6th step executes unsuccessful, then institute
Stating failure step is the 6th step；
When the status information that the service platform receives is that first step runs succeeded and the execution of the 7th step is unsuccessful
When, then the failure step is the 7th step；
When the status information that the service platform receives be first step runs succeeded, the 7th step runs succeeded and
When 8th step executes unsuccessful, then the failure step is the 8th step.
According to one embodiment of present invention, the system also includes abnormal starting module, is used to lead described in execution
After the instruction sending for draining journey, whether the train executes the traction process within a preset time for judgement, if otherwise by institute
The information for stating traction flow startup failure is sent to the fault diagnosis result.
According to one embodiment of present invention, the state recognition module is vehicle-mounted cloud platform, and the service platform is ground
Face server.
Method and system provided by the present invention for diagnosing train real time fail can be in the case where drawing process operating condition to column
The real time fail of vehicle is checked, and the relevant various failures of covering train traction are conducive to the quick positioning failure of ground staff, just
It is further operated in driver.The processing time for reducing train fault reduces failure influence caused by train.
Other features and advantages of the present invention will be illustrated in the following description, also, partly becomes from specification
It obtains it is clear that understand through the implementation of the invention.The objectives and other advantages of the invention can be by specification, right
Specifically noted structure is achieved and obtained in claim and attached drawing.
Detailed description of the invention
Attached drawing is used to provide further understanding of the present invention, and constitutes part of specification, with reality of the invention
It applies example and is used together to explain the present invention, be not construed as limiting the invention.In the accompanying drawings:
Fig. 1 shows according to an embodiment of the invention for diagnosing the method flow diagram of train real time fail；
The method according to an embodiment of the invention for diagnosing train real time fail is further shown in more detail in Fig. 2
Detail flowchart；
Fig. 3 shows according to an embodiment of the invention for diagnosing the traction process of the method for train real time fail
Step logic chart；
Fig. 4 shows that the failure step of the method for diagnosing train real time fail according to one embodiment of present invention is patrolled
Collect tree graph；
Fig. 5 is shown according to one embodiment of present invention for diagnosing the abnormal starting event of the method for train real time fail
Hinder logic chart；And
Fig. 6 is shown according to one embodiment of present invention for diagnosing the structural block diagram of the system of train real time fail.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, the embodiment of the present invention is made below in conjunction with attached drawing
Further it is described in detail.
Fig. 1 shows according to an embodiment of the invention for diagnosing the method flow diagram of train real time fail.
In order to carry out real-time fault diagnosis to train, in step s101, tractive force forming process is executed in train
During drawing process, the status information of each traction process step is identified by state recognition module.Firstly, train can be sent out
The tractive effort command of traction process is executed, train starts to execute each step of traction process immediately.Executing each step
When, the state recognition module on train can identify whether the status information of each traction process step, judgment step execute into
Function.
Then, in step s 102, by service platform receiving status information, and according to status information and traction process
Logic filters out the traction process step there are failure.The state letter of each traction process step is identified in state recognition module
After breath, the above status information can be sent to service platform by state recognition module, and service platform can be according to the state letter received
Breath and traction flow logic filter out the traction process step there are failure.
Finally, in step s 103, there are the corresponding fault trees of traction process step of failure for analysis, and according to fault tree
Fault logic obtain fault diagnosis result.Each traction process step corresponds to a fault tree, is being determined that there are failures
Traction process step after, the reason of analyzing the fault tree corresponding to it, search out failure according to the fault logic of fault tree, and
Form fault diagnosis result.
It should be noted that state recognition module can be vehicle-mounted cloud platform, service platform in actual application process
It can be ground-based server.
Flow chart as shown in Figure 1 can check the real time fail of train, and covering train traction is relevant various
Failure is conducive to the quick positioning failure of ground staff, is further operated convenient for driver.Reduce the processing of train fault
Time reduces failure influence caused by train.
The method according to an embodiment of the invention for diagnosing train real time fail is further shown in more detail in Fig. 2
Detail flowchart.Flow chart shown in Fig. 2 describes the traction process step and fault diagnosis that traction process includes in detail
Process.
Drawing process includes eight steps, is to form driver in the first step to occupy respectively, is formed in the second step
Emergency braking is alleviated in direction signal, third step, the traction of formation circuit instructs, forms vehicle in the 5th step in four steps
Control module traction instruction forms that traction control unit tractive force, pantograph rises and the in the 7th step in the 6th step
Eight step high speed breaker closings.
As shown in Fig. 2, in step s 201, judge whether that only one end drivers' cab occupies, if otherwise entering step S202,
Into fault tree T1 (drivers' cab occupies fault tree).If it is, entering step S203 and step S204.Step S204's is interior
Rong Wei, judges whether bouble-bow rises and whether have high pressure.If it is, entering step S212.If it is not, then entering step
S206, into fault tree T7 (bow failure tree).The content of step S212 is to judge whether four high-speed circuit breakers all close
It closes.If it is, entering step S215.If it is not, then S214 is entered step, into fault tree T8 (high-speed circuit breaker failure
Tree).
The content of step S203 is to judge whether train has direction signal, if it is not, then S205 is entered step, into event
Barrier tree T2 (train directions fault tree).If it is, entering step S207, judge whether emergency braking is alleviated.If it is not, then into
Enter step S208, into fault tree T3 (abnormal emergency braking fault tree).If it is, entering step S209, judge that IO is drawn
Whether instruction issues and is collected.If it is not, then S210 is entered step, into fault tree T4 (IO traction instruction fault tree).Such as
Fruit is then to enter step S211, judges whether VCM traction instruction issues and be collected.If it is not, then S213 is entered step, into
Enter fault tree T5 (VCM traction instruction fault tree).If it is, S215 is entered step, logical AND.
The content of step S215 is when the result of step S211 and step S212 are all "Yes", to enter step
S216, judges whether DCU all plays tractive force.If it is not, then S217 is entered step, into fault tree T6 (DCU tractive force failure
Tree).If it is, return step S201.
The full name of VCM is Vehicle Control Module, is vehicle control module, is the core of train network system
Component, for functions such as the network management of train, control, monitoring, diagnosis.When vehicle control module is collected by train network
When circuit traction instruction, it can assess whether that block traction then passes through column such as without block traction condition according to current status condition
Vehicle network issues VCM traction instruction to trailer system, otherwise block traction instruction.
It should be noted that DCU full name Drive Control Unit, Chinese meaning is traction control unit, is also known as driven
Dynamic control unit.IO traction instruction full name circuit traction instruction.
Flow chart as shown in Figure 2 can cover multiple steps of traction process, be judged according to the logic between step
There are the traction process steps of failure, subsequently into corresponding logic tree to judge failure cause.
Fig. 3 shows according to an embodiment of the invention for diagnosing the traction process of the method for train real time fail
Step logic chart.Fig. 3 includes seven subgraphs, is that only one end drivers' cab occupies logic chart to Fig. 3 a, Fig. 3 b train has direction to patrol respectively
Collect figure, logic chart is alleviated in Fig. 3 c train emergency braking, Fig. 3 d IO traction command logic figure, Fig. 3 e DCU play tractive force and patrol
Collect figure, Fig. 3 f bouble-bow rises and there are tetra- high-speed circuit breakers of high pressure logic chart and Fig. 3 g to be all closed logic chart.
As shown in Figure 3a, XOR represents logic exclusive or, i.e., when the result of the two is not identical, then the result exported is yes, if
When the result of the two is identical, then the result exported is no.When Tc1 drivers' cab occupies and Tc2 drivers' cab does not occupy or Tc1 drivers' cab
Do not occupy and in the case that Tc2 drivers' cab occupies, the result of output is that only one end drivers' cab occupies.Wherein, Tc1 and Tc2 generation
The two section compartments at both ends on table train.Vehicle-mounted cloud platform recognizes to form the status information for occupying line step as only one end department at this time
Machine room is occupied, and first step runs succeeded.
As shown in Figure 3b, OR represents logic or, i.e. when it is true for having one in Rule of judgment, then the result exported is true.
When collect Tc1 traffic direction backward, collect the forward traffic direction of Tc1, collect Tc2 traffic direction backward and
When to collect any one of forward traffic direction of Tc2 be true, then the result exported is that train has direction.Vehicle-mounted cloud is flat at this time
It is that train has direction that platform, which recognizes and to form the status information of direction signal step, and second step runs succeeded.
It as shown in Figure 3c, is true when Tc1 emergency braking relay obtains electric or Tc1 emergency braking relay and obtains any one of electric
When, then the result exported is train emergency braking alleviation.Vehicle-mounted cloud platform recognizes the state that step is alleviated in emergency braking at this time
Information is train emergency braking alleviation, and third step runs succeeded.
As shown in Figure 3d, when Tc1 vehicle IO acquires the result of any one of traction instruction and Tc2 vehicle IO acquisition traction instruction
When being true, then the result exported is IO traction instruction.The state of vehicle-mounted cloud platform identification input and output traction instruction step at this time
Information is IO traction instruction, and four steps runs succeeded.
As shown in Figure 3 e, when Mp1 vehicle tractive force is greater than zero, when M1 vehicle tractive force is greater than zero, when M2 vehicle tractive force is greater than zero
And when Mp2 vehicle tractive force is greater than zero and all meets, then the result exported is that DCU plays tractive force.Vehicle-mounted cloud platform at this time
The status information that identification forms traction control unit tractive force step is that DCU plays tractive force, and the 6th step runs succeeded.Its
In, Mp1 and Mp2 are the two sections power supply compartment on train, and M1 and M2 are two section compartments of train center.
As illustrated in figure 3f, when Mp1 pantograph rises, Mp2 pantograph rises and when having network pressure all to meet, then the knot exported
Fruit is that bouble-bow rises and has high pressure.The status information of vehicle-mounted cloud platform identification pantograph raising step is that bouble-bow rises and has at this time
High pressure, the 7th step run succeeded.
As shown in figure 3g, when the disconnected state of Mp1 overall height, the disconnected state of M1 overall height, the disconnected state of M2 overall height and the disconnected state of Mp2 overall height
When all meeting, into after crossing back off timer, the result of output is that four high-speed circuit breakers are all closed.Vehicle-mounted cloud platform identification at this time
The status information that high-speed circuit breaker is closed step is four high-speed circuit breaker closures, and the 8th step runs succeeded.
Fig. 4 shows that the failure step of the method for diagnosing train real time fail according to one embodiment of present invention is patrolled
Collect tree graph.Fig. 4 includes eight subgraphs, is that Fig. 4 a drivers' cab occupies fault tree T1, Fig. 4 b train has direction fault tree T2, figure respectively
4c train emergency braking fault tree T3, Fig. 4 d IO traction instruction fault tree T4, Fig. 4 e VCM traction instruction fault tree T5, Fig. 4 f
DCU draws fault tree T6, Fig. 4 g bow failure tree T7 and Fig. 4 h high-speed circuit breaker fault tree T8.
Fault Tree Analysis (Fault Tree Analysis, abbreviation FTA) is also known as event tree analysis, is security system work
Most important analysis method in journey.For event tree analysis since a possible accident, searching from top to bottom, from level to level is useful
The immediate cause and remote cause event of part, until fundamental cause event, and with logic chart the logic pass between these events
System expresses.Fault tree is a kind of special tree-shaped logic causality figure of handstand, it with event notation, logic gate symbol and
Transition symbols describes the causality in system between various events.The incoming event of logic gate is outgoing event " because ", is patrolled
The outgoing event for collecting door is incoming event " fruit ".
Failure tree graph is a kind of logic causality figure, it is according to component state (elementary event) come the shape of display system
State (top event).
One failure tree graph is to contribute and contacted step by step from top to bottom according to event, it uses graphical " model " path
Method, so that a system is led to predictable, a unpredictable event of failure (failure), the thing of the infall in path
Part and state, with the logical symbol of standard (with, or etc.) indicate.Most basic structural unit is door and thing in failure tree graph
Part, these events and has identical meaning and door is condition in reliability block diagram.
As shown in fig. 4 a, cause only one end drivers' cab occupy there are three invalid reasons, be S11 train respectively without driver
Room is occupied, E11 has that loss is occupied in direction and E12ATB driving mode occupies loss.ATB driving mode be present in headstock and
All there is the case where driver in the tailstock.
Have a possibility that S11 train occupies failure cause without drivers' cab E11Tc1 acquisition occupy I/O module communication failure,
E112Tc2 acquisition occupies I/O module communication failure and other reasons.Wherein, other reasons include that both ends do not have key to account for again
Have, controller failure, controller plug failure, controller occupy relay card point, corresponding I/O module plug failure and right
The many reasons such as the I/O module failure answered.
E11 have direction occupy lose failure cause have driver occupy relay card point, corresponding I/O module plug failure with
And many reasons such as corresponding I/O module failure.E12ATB driving mode mode occupy lose failure cause a possibility that have ATB
It is a variety of that relay card point, driver occupy relay card point, corresponding I/O module plug failure and corresponding I/O module failure etc.
Reason.
As shown in Figure 4 b, there are three the failure causes for causing train to have direction invalid, is S21 train steady and nothing respectively
Direction is lost in direction, E21 operation and E222ATB mode direction is lost.
The reason of S21 train steady and directionless failure includes three, is that the I/O module that E211Tc1 acquisition occupies is logical respectively
Letter failure, E212Tc2 acquisition occupy I/O module communication failure and other reasons.Wherein, other reasons include train directions again
Handle occupies relay card point, the event of corresponding I/O module plug in zero-bit, controller failure, controller plug failure, controller
The many reasons such as barrier and corresponding I/O module failure.
The reason of failure is lost in direction in E21 operation is inserted comprising train directions handle in zero-bit, controller failure, controller
The many reasons such as head failure, corresponding I/O module plug failure and corresponding I/O module failure.It loses in E22ATB mode direction
The reason of failure includes a variety of originals such as ATB relay card point, corresponding I/O module plug failure and corresponding I/O module failure
Cause.
As illustrated in fig. 4 c, it causes train emergency braking to alleviate there are two invalid failure causes, is that S2 train has respectively
Direction is invalid and the abnormal emergency braking of E3.The failure cause of E3 exception emergency braking includes eight, is E31ATP (complete respectively
Full monitoring mode) trigger emergency braking, the low triggering emergency braking of the total wind pressure of E32, the triggering of E33Tc1 emergency braking mushroom button tightly
Anxious braking, E34Tc2 emergency braking mushroom button trigger emergency braking, the emergency braking of E35 acknowledgment button break trigger, E36VCM
Hypervelocity triggering emergency braking and other reasons are promptly drawn in triggering emergency braking, E37.
The associated variable of the low triggering emergency braking of the total wind pressure of E32 includes and the main air duct pressure of train.E36VCM triggering is tight
The associated variable suddenly braked includes train speed limit, train speed, main air duct pressure, all releases of brake, single release of brake shape
State and all doors of train shut and lock.E37 promptly draw hypervelocity triggering emergency braking associated variable include train speed limit with
And train speed.
As shown in figure 4d, it causes IO traction that invalid failure cause is instructed to have seven, is that S3 emergency braking is alleviated respectively
Failure is alleviated in failure, all parking brakes of S41 train, S42 service braking alleviates failure, S43 fast braking alleviates failure, S44
The failure of door safety circuit closure, S45 traction allow failure and S46 to draw intention=0.
The associated variable that S41 automatic mode IO draws instruction failure includes the alleviation of Tc1 vehicle IO acquisition parking brake, Mp1 vehicle
IO acquires parking brake alleviation, M1 vehicle IO acquisition parking brake is alleviated, M2 vehicle IO acquisition parking brake is alleviated, Mp2 vehicle IO is acquired
Parking brake is alleviated, Tc2 vehicle IO acquisition parking brake is alleviated, alleviation is parked in Tc1 vehicle BUG regenerative braking, Mp1 vehicle BUG feedback system
It moves and parks alleviation, alleviation is parked in M1 vehicle BUG regenerative braking, alleviation is parked in M2 vehicle BUG regenerative braking, Mp2 vehicle BUG regenerative braking stops
Slow down solution, alleviation is parked in Tc2 vehicle BUG regenerative braking, Tc1 vehicle BUG feedback parking brake pressure, Mp1 vehicle BUG feedback parking brake
Pressure, M1 vehicle BUG feedback parking brake pressure, M2 vehicle BUG feedback parking brake pressure, Mp2 vehicle BUG feed back parking brake pressure
Power, Tc2 vehicle BUG feedback parking brake pressure, Tc1 vehicle parking brake alleviates bypass and Tc2 vehicle parking brake alleviates bypass.
S44 door safety circuit closure failure associated variable include the good state of x vehicle y door lock, y closed states of x vehicle and
Identify the correlated variables of S44.S45 traction allows the associated variable of failure to include the correlated variables for identifying S45.S46 traction is intended to
=0 associated variable includes the correlated variables of identification S46.
As shown in fig 4e, the reason of causing VCM traction instruction failure includes three aspects, the logical relation between three aspects
For logic or, first aspect includes four reasons, second aspect includes eight reasons, includes four aspects in terms of third.
The reason of first aspect includes is E50 drivers' cab interlock failure VCMe traction block, E51 trailer system direction respectively
Car door does not shut and shuts bypass VCMe traction block and E53 train without all doors when failure VCMe traction block, E52 zero-speed
Parking brake is not alleviated and delays Liberation Road VCMe traction block without parking brake.
The reason of second aspect includes is that E54 train security loop disconnects VCMe traction block, E55 traction instruction hair respectively
VCMe traction block is not alleviated in all brakings of train in 7s after out, the total wind pressure of E56 is lower than 5bar and (is higher than 6bar to release) VCMe
Traction block, E57 3 or more DCU failure VCMe traction blocks, E58 7 or more bogie braking failure VCMe traction envelopes
Lock, E59 train reach that speed limit value VCMe traction block, direction signal changes VCMe traction envelope in E5A train travelling process
The 1200 meters of VCMe traction blocks of lock and E5B battery traction mode operation.
The reason of third aspect includes is that speed is bypassed greater than 4km/h without all releases of brake under E5C traction working condition respectively
When detect it is all braking do not alleviate VCMe traction block, E5D zero-speed when both ends drivers' cab key and meanwhile activate VCMe traction block,
The non-battery traction mode pulling block VCMe traction simultaneously of the non-pantograph position of E5E train is blocked and the non-battery traction of E5F
Under mode, draws and block without three phase supply VCMe.
As shown in fig. 4f, it causes DCU all to play there are four the failure causes of tractive force failure, is E61Mp1 vehicle DCU respectively
Traction failure, E62M1 vehicle DCU traction failure, E63M2 vehicle DCU traction failure, E64Mp2 vehicle DCU traction failure.
As shown in figure 4g, cause bouble-bow rise and have high pressure failure failure cause have eight, be respectively E71 only Mp1 by
Pantograph rises, E72Tc1 main department's control platform emergency stop button=0, platform emergency stop button=0 is controlled in E73Tc1 pair department, E74 has bow
It rises but controls platform emergency stop button=0, E77 without network pressure, E75Tc2 main department's control platform emergency stop button=0, E76Tc2 pair department
Only Mp2 pantograph rises and E78 bouble-bow lands.
As shown in figure 4h, it causes four high-speed circuit breakers to be all closed there are five the failure causes of failure, is S81 tetra- respectively
Not closed, E82M1 overall height that high-speed circuit breaker all disconnects, E81Mp1 overall height is broken break not closed, E83M2 overall height break it is not closed and
E84Mp2 overall height is broken not closed.
As shown in figure 4, out of order reason can be checked according to the fault tree of each traction process step, in order to shape
At fault diagnosis result.
Fig. 5 is shown according to another embodiment of the invention for diagnosing the abnormal starting of the method for train real time fail
Fault logic figure.Before the status information that vehicle-mounted cloud platform identifies traction process step, need to judge whether a Train starts
Perform traction process.
Controller issues traction instruction first and ATO (non-faulting security system) issues traction instruction, appointing in the two
One when meeting, identifies whether the speed of train is less than 2kph after any traction instruction issues, if the speed of train is less than
2kph, then back off timer is connected, the end SET1 of the preset priority flipflop of back off timer output end connection later, train speed
Degree speed is less than the end RESET that preset priority flipflop is connected to after 2kph connection NOT negates.The logic of preset priority flipflop
As shown in the table.
1 preset priority flipflop truth table of table
| SRT1 | 0 | 1 | 0 | 1 |
| RESET | 0 | 0 | 1 | 1 |
| OUT(Q1) | It keeps | 1 | 0 | 1 |
Under static state, when issuing traction requirements, train but also in stationary state, then judges after the stipulated time
Starting failure.
Fig. 6 is shown according to another embodiment of the invention for diagnosing the structural frames of the system of train real time fail
Figure.As shown in fig. 6, system includes vehicle-mounted cloud platform 601, ground-based server 602, logic analysis module 603 and abnormal starting
Module 604.Wherein, vehicle-mounted cloud platform 601 includes step logic unit 6011, and ground-based server 602 includes traction flow logic
Unit 6021.
Vehicle-mounted cloud platform 601 is that state recognition module is used to execute the traction process phase of tractive force forming process in train
Between, identify the status information of each traction process step.Wherein, step logic unit is used to identify each traction process step
Status information, and the above status information is sent to ground-based server 602.
Ground-based server 602 is that service platform is used for receiving status information, and is patrolled according to status information and traction process
Collect the traction process step filtered out there are failure.Wherein, traction process logic unit 6021 is used to store each traction process
The corresponding fault tree logical message of step, for obtaining fault diagnosis result.
Logic analysis module 603 is used to analyze the corresponding fault tree of traction process step there are failure, and according to failure
The fault logic of tree obtains fault diagnosis result.
Abnormal starting module 604 is used for after the instruction for executing traction process issues, and train is within a preset time for judgement
Process is drawn in no execution, if the information for drawing flow startup failure is otherwise sent to fault diagnosis result.
Method and system provided by the present invention for diagnosing train real time fail can be in the case where drawing process operating condition to column
The real time fail of vehicle is checked, and the relevant various failures of covering train traction are conducive to the quick positioning failure of ground staff, just
It is further operated in driver.The processing time for reducing train fault reduces failure influence caused by train.
It should be understood that disclosed embodiment of this invention is not limited to specific structure disclosed herein, processing step
Or material, and the equivalent substitute for these features that those of ordinary skill in the related art are understood should be extended to.It should also manage
Solution, term as used herein is used only for the purpose of describing specific embodiments, and is not intended to limit.
" one embodiment " or " embodiment " mentioned in specification means the special characteristic described in conjunction with the embodiments, structure
Or characteristic is included at least one embodiment of the present invention.Therefore, the phrase " reality that specification various places throughout occurs
Apply example " or " embodiment " the same embodiment might not be referred both to.
While it is disclosed that embodiment content as above but described only to facilitate understanding the present invention and adopting
Embodiment is not intended to limit the invention.Any those skilled in the art to which this invention pertains are not departing from this
Under the premise of the disclosed spirit and scope of invention, any modification and change can be made in the implementing form and in details,
But scope of patent protection of the invention, still should be subject to the scope of the claims as defined in the appended claims.
Claims (10)
1. a kind of method for diagnosing train real time fail, which is characterized in that the described method comprises the following steps:
During the traction process that train executes tractive force forming process, identify that each traction process walks by state recognition module
Rapid status information；
Receive the status information by service platform, and according to the state information and traction flow logic filter out presence
The traction process step of failure；
Analyze it is described there are the corresponding fault trees of traction process step of failure, and obtained according to the fault logic of the fault tree
Fault diagnosis result.
2. the method for diagnosing train real time fail as described in claim 1, which is characterized in that the traction process includes
Eight steps, wherein form driver in the first step and occupy, form direction signal, tight in third step in the second step
Circuit traction is formed in anxious release of brake, four steps to instruct, form vehicle control module traction instruction, the 6th in the 5th step
Form that traction control unit tractive force, pantograph rises and the 8th step high speed circuit breaker closing in the 7th step in step
It closes.
3. the method as claimed in claim 2 for diagnosing train real time fail, which is characterized in that execute tractive force in train
During the traction process of forming process, by state recognition module identify it is each traction process step status information the step of into
One step includes:
Identify whether only one drivers' cab is occupied in two drivers' cabs on train, if it is the status information of first step
Are as follows: only one end drivers' cab occupies, and first step runs succeeded；
Identify in the rear and front end of train either end with the presence or absence of traffic direction forward or backward, if it is second step
Status information are as follows: train has direction, and second step runs succeeded；
Identify on train any of two emergency braking relays whether electric, the if it is status information of third step
Are as follows: train emergency braking is alleviated, and third step runs succeeded；
Whether either end collects circuit traction instruction in rear and front end on identification train, if it is the state of four steps
Information are as follows: form circuit traction instruction, four steps runs succeeded；
Whether the vehicle control module on identification train issues traction instruction, if it is the status information of the 5th step are as follows: shape
It draws and instructs at vehicle control module, the 5th step runs succeeded；
Whether the tractive force in two section compartments among power supply compartment and train on identification train is greater than zero, and if it is the 6th
The status information of step are as follows: form traction control unit tractive force, the 6th step runs succeeded；
Whether there is network pressure on identification train and is more than whether predetermined value and the pantograph for powering compartment all rise, if it is
The then status information of the 7th step are as follows: pantograph rises, and the 7th step runs succeeded；
Whether the two section compartments in the power supply compartment and the centre on identification train are all in the disconnected state of height, if it is
The status information of 8th step are as follows: high-speed circuit breaker closure, the 8th step run succeeded.
4. the method as claimed in claim 3 for diagnosing train real time fail, which is characterized in that the traction flow logic
Are as follows:
When the status information that the service platform receives is that first step executes unsuccessful, then the failure step is first
Step；
When the status information that the service platform receives is that first step runs succeeded and second step executes unsuccessful, then
The failure step is second step；
When the status information that the service platform receives is that first step runs succeeded, second step runs succeeded and third
When step executes unsuccessful, then the failure step is third step；
When the status information that the service platform receives is that first step runs succeeded, second step runs succeeded, third step
Suddenly run succeeded and four steps execute it is unsuccessful when, then the failure step be four steps；
When the status information that the service platform receives is that first step runs succeeded, second step runs succeeded, third step
Suddenly run succeeded, four steps runs succeeded and the 5th step execute it is unsuccessful when, then the failure step be the 5th step；
When the status information that the service platform receives is that first step runs succeeded, second step runs succeeded, third step
Suddenly run succeeded, four steps runs succeeded, the 5th step runs succeeded and the 6th step execute it is unsuccessful when, then it is described therefore
Barrier step is the 6th step；
When the status information that the service platform receives is that first step runs succeeded and the 7th step executes unsuccessful, then
The failure step is the 7th step；
When the status information that the service platform receives is that first step runs succeeded, the 7th step runs succeeded and the 8th
When step executes unsuccessful, then the failure step is the 8th step.
5. the method as described in claim 1 for diagnosing train real time fail, which is characterized in that the method further includes:
After the instruction for executing the traction process issues, whether the train executes the traction process within a preset time for judgement,
If otherwise the information by the traction flow startup failure is sent to the fault diagnosis result.
6. a kind of system for diagnosing train real time fail, which is characterized in that the system comprises:
State recognition module is used to identify each drag flow during the traction process that train executes tractive force forming process
The status information of journey step；
Service platform is used to receive the status information, and according to the state information and traction flow logic filter out
There are the traction process steps of failure；
Logic analysis module, be used to analyze it is described there are the corresponding fault trees of traction process step of failure, and according to described
The fault logic of fault tree obtains fault diagnosis result.
7. such as its system as claimed in claim 6 for diagnosing train real time fail, which is characterized in that the state recognition mould
Block includes step logic unit, is used to execute following steps:
Identify whether only one drivers' cab is occupied in two drivers' cabs on train, if it is the status information of first step
Are as follows: only one end drivers' cab occupies, and first step runs succeeded；
Identify in the rear and front end of train either end with the presence or absence of traffic direction forward or backward, if it is second step
Status information are as follows: train has direction, and second step runs succeeded；
Identify on train any of two emergency braking relays whether electric, the if it is status information of third step
Are as follows: train emergency braking is alleviated, and third step runs succeeded；
Whether either end collects circuit traction instruction in rear and front end on identification train, if it is the state of four steps
Information are as follows: form circuit traction instruction, four steps runs succeeded；
Whether the vehicle control module on identification train issues traction instruction, if it is the status information of the 5th step are as follows: shape
It draws and instructs at vehicle control module, the 5th step runs succeeded；
Whether the tractive force in two section compartments among power supply compartment and train on identification train is greater than zero, and if it is the 6th
The status information of step are as follows: form traction control unit tractive force, the 6th step runs succeeded；
Whether there is network pressure on identification train and is more than whether predetermined value and the pantograph for powering compartment all rise, if it is
The then status information of the 7th step are as follows: pantograph rises, and the 7th step runs succeeded；
Whether the two section compartments in the power supply compartment and the centre on identification train are all in the disconnected state of height, if it is
The status information of 8th step are as follows: high-speed circuit breaker closure, the 8th step run succeeded.
8. such as its system as claimed in claim 7 for diagnosing train real time fail, which is characterized in that the service platform packet
The process logic unit containing traction is used to store following logic:
When the status information that the service platform receives is that first step executes unsuccessful, then the failure step is first
Step；
When the status information that the service platform receives is that first step runs succeeded and second step executes unsuccessful, then
The failure step is second step；
When the status information that the service platform receives is that first step runs succeeded, second step runs succeeded and third
When step executes unsuccessful, then the failure step is third step；
When the status information that the service platform receives is that first step runs succeeded, second step runs succeeded, third step
Suddenly run succeeded and four steps execute it is unsuccessful when, then the failure step be four steps；
When the status information that the service platform receives is that first step runs succeeded, second step runs succeeded, third step
Suddenly run succeeded, four steps runs succeeded and the 5th step execute it is unsuccessful when, then the failure step be the 5th step；
When the status information that the service platform receives is that first step runs succeeded, second step runs succeeded, third step
Suddenly run succeeded, four steps runs succeeded, the 5th step runs succeeded and the 6th step execute it is unsuccessful when, then it is described therefore
Barrier step is the 6th step；
When the status information that the service platform receives is that first step runs succeeded and the 7th step executes unsuccessful, then
The failure step is the 7th step；
When the status information that the service platform receives is that first step runs succeeded, the 7th step runs succeeded and the 8th
When step executes unsuccessful, then the failure step is the 8th step.
9. the system for diagnosing train real time fail as claimed in claim 6, which is characterized in that the system also includes,
Abnormal starting module is used for after the instruction for executing the traction process issues, and the train is within a preset time for judgement
It is no to execute the traction process, if otherwise the information by the traction flow startup failure is sent to the fault diagnosis knot
Fruit.
10. the system as claimed in claim 6 for diagnosing train real time fail, which is characterized in that the state recognition mould
Block is vehicle-mounted cloud platform, and the service platform is ground-based server.
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110456774A (en) * | 2019-08-15 | 2019-11-15 | 中车大连机车研究所有限公司 | A kind of fault diagnosis of rapid freight transportation locomotive and prior-warning device and method |
| CN112278014A (en) * | 2019-07-23 | 2021-01-29 | 南昌轨道交通集团有限公司 | Train fault processing method and device |
| WO2021068302A1 (en) * | 2019-10-08 | 2021-04-15 | 株洲中车时代电气股份有限公司 | Diagnostic method and apparatus for shaft breakage fault of railway vehicle |
| CN112977538A (en) * | 2019-12-02 | 2021-06-18 | 中车唐山机车车辆有限公司 | Urban rail vehicle traction safety control system and method |
| CN113002589A (en) * | 2021-03-23 | 2021-06-22 | 中车青岛四方机车车辆股份有限公司 | Train traction control method and device, train, electronic device and storage medium |
| CN113320565A (en) * | 2020-02-28 | 2021-08-31 | 株洲中车时代电气股份有限公司 | Vehicle-mounted real-time fault diagnosis method and device |
| CN115140131A (en) * | 2022-06-14 | 2022-10-04 | 通号城市轨道交通技术有限公司 | Dynamic division-based all-state monitoring method and device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003153578A (en) * | 2001-11-07 | 2003-05-23 | Daido Signal Co Ltd | Motor failure detecting circuit |
| CN1553328A (en) * | 2003-06-08 | 2004-12-08 | 华为技术有限公司 | Fault tree analysis based system fault positioning method and device |
| CN101334667A (en) * | 2007-06-26 | 2008-12-31 | 株洲南车时代电气股份有限公司 | Locomotive status messages checking and diagnosis recording method and device |
| CN104236933A (en) * | 2013-06-13 | 2014-12-24 | 同济大学 | Hidden fault danger warning method for train hauling system |
| CN106527411A (en) * | 2016-12-30 | 2017-03-22 | 中车唐山机车车辆有限公司 | Subway train network control system testing device and system |
-
2017
- 2017-11-27 CN CN201711206259.1A patent/CN109835371B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003153578A (en) * | 2001-11-07 | 2003-05-23 | Daido Signal Co Ltd | Motor failure detecting circuit |
| CN1553328A (en) * | 2003-06-08 | 2004-12-08 | 华为技术有限公司 | Fault tree analysis based system fault positioning method and device |
| CN101334667A (en) * | 2007-06-26 | 2008-12-31 | 株洲南车时代电气股份有限公司 | Locomotive status messages checking and diagnosis recording method and device |
| CN104236933A (en) * | 2013-06-13 | 2014-12-24 | 同济大学 | Hidden fault danger warning method for train hauling system |
| CN106527411A (en) * | 2016-12-30 | 2017-03-22 | 中车唐山机车车辆有限公司 | Subway train network control system testing device and system |
Non-Patent Citations (2)
| Title |
|---|
| 叶世凤: ""FTA与Petri网在动车组牵引系统故障诊断中的应用研究_"", 《中国优秀硕士学位论文全文数据库 工程科技II辑》 * |
| 陶佳琦等: ""基于故障树的地铁列车牵引系统故障诊断"", 《城市轨道交通研究》 * |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112278014A (en) * | 2019-07-23 | 2021-01-29 | 南昌轨道交通集团有限公司 | Train fault processing method and device |
| CN110456774A (en) * | 2019-08-15 | 2019-11-15 | 中车大连机车研究所有限公司 | A kind of fault diagnosis of rapid freight transportation locomotive and prior-warning device and method |
| CN110456774B (en) * | 2019-08-15 | 2022-06-10 | 中车大连机车研究所有限公司 | Fault diagnosis and early warning device and method for fast freight locomotive |
| WO2021068302A1 (en) * | 2019-10-08 | 2021-04-15 | 株洲中车时代电气股份有限公司 | Diagnostic method and apparatus for shaft breakage fault of railway vehicle |
| CN112977538A (en) * | 2019-12-02 | 2021-06-18 | 中车唐山机车车辆有限公司 | Urban rail vehicle traction safety control system and method |
| CN112977538B (en) * | 2019-12-02 | 2023-02-03 | 中车唐山机车车辆有限公司 | Urban rail vehicle traction safety control system and method |
| CN113320565A (en) * | 2020-02-28 | 2021-08-31 | 株洲中车时代电气股份有限公司 | Vehicle-mounted real-time fault diagnosis method and device |
| CN113002589A (en) * | 2021-03-23 | 2021-06-22 | 中车青岛四方机车车辆股份有限公司 | Train traction control method and device, train, electronic device and storage medium |
| CN113002589B (en) * | 2021-03-23 | 2022-11-18 | 中车青岛四方机车车辆股份有限公司 | Train traction control method and device, train, electronic device and storage medium |
| CN115140131A (en) * | 2022-06-14 | 2022-10-04 | 通号城市轨道交通技术有限公司 | Dynamic division-based all-state monitoring method and device |
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