CN110901691A - Ferroelectric data synchronization system and method and train network control system - Google Patents
Ferroelectric data synchronization system and method and train network control system Download PDFInfo
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L15/00—Indicators provided on the vehicle or train for signalling purposes
- B61L15/0018—Communication with or on the vehicle or train
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L15/00—Indicators provided on the vehicle or train for signalling purposes
- B61L15/0018—Communication with or on the vehicle or train
- B61L15/0036—Conductor-based, e.g. using CAN-Bus, train-line or optical fibres
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Abstract
The invention discloses a system and a method for synchronizing ferroelectric data and a train network control system, wherein the system comprises the following components: the system comprises a detection module, N traction units, wherein each traction unit comprises M gateways; the detection module is used for acquiring ferroelectric data of all gateways and respectively sending all the ferroelectric data to each gateway, wherein the ferroelectric data comprises a grouping number; each gateway is used for acquiring ferroelectric data of other gateways, judging whether the marshalling number of the gateway is the same as the marshalling numbers of the other gateways or not, and if not, adjusting the marshalling number of the gateway to the marshalling numbers of the other gateways; and the activation gateway in each traction unit is used for judging whether the ferroelectric data of all the gateways in the traction unit where the activation gateway is located is the same or not, and if not, generating an alarm signal. The newly added gateway automatically performs marshalling and numbering synchronization and reminds an operator to update the ferroelectric data, so that the consistency of the ferroelectric data is ensured, the errors of manual operation are reduced, and the operation safety of the motor train unit is ensured.
Description
Technical Field
The invention relates to the field of high-speed train control, in particular to a system and a method for synchronizing ferroelectric data and a train network control system.
Background
The revival number CR400AF high-speed Train network control system is composed of a WTB (Wire Train Bus), an MVB (Multifunction Vehicle Bus) and an ethernet. Wherein, 1-4 train groups form one MVB network, and 5-8 train groups form one MVB network, thereby being divided into two traction units. In each traction unit, two gateway modules are arranged as the conversion and control transmission of MVB, WTB and Ethernet data. In each traction unit, only one gateway module is in an activated state, the gateway module in the activated state is used as a WTB activated node and is simultaneously used as a MVB master node of the traction unit, and the other gateway module in the traction unit is used as a redundant standby node.
In the running process of the train, some constant data, such as the diameters of the wheels, the marshalling numbers, the alarm threshold values of the overtakers and the like, need to be stored, and after the data are set on the display, the data are transmitted to each gateway module through the train network control system and are stored in the ferroelectric data memory of each gateway module. However, if a gateway module fails, a new gateway module is replaced, and since the replaced gateway module does not pass through the ferroelectric data setting of the train, the ferroelectric data memory inside the gateway module does not have correct ferroelectric data. If the replaced gateway module is used as the standby gateway module of the traction unit, the display state of the train is normal at the moment, and the WTB communication is normal, maintenance personnel may forget to record the replaced gateway module to set ferroelectric data, and if the gateway module is switched to be used as a WTB activation node in the next train operation, the driving safety of the train can be influenced.
Therefore, how to provide a solution to the above technical problem is a problem that needs to be solved by those skilled in the art.
Disclosure of Invention
The invention aims to provide a system and a method for synchronizing ferroelectric data and a train network control system, which ensure the consistency of the ferroelectric data, reduce the errors of manual operation and ensure the operation safety of a motor train unit.
To solve the above technical problem, the present invention provides a system for synchronizing ferroelectric data, comprising: the system comprises a detection module and N traction units, wherein each traction unit comprises M gateways, and M and N are positive integers greater than 1;
the detection module is configured to acquire ferroelectric data of all the gateways and send all the ferroelectric data to each gateway, where the ferroelectric data includes a grouping number;
each gateway is used for acquiring ferroelectric data of other gateways, judging whether the grouping number of the gateway is the same as the grouping numbers of the other gateways, if not, judging that the gateway is a newly added gateway, and adjusting the grouping number of the gateway to be the grouping number of the other gateways;
and the activation gateway in each traction unit is used for judging whether the ferroelectric data of all gateways in the traction unit where the activation gateway is located is the same or not, and if not, generating an alarm signal to remind an operator to update the ferroelectric data.
Preferably, the traction unit comprises a cab and is used for receiving the alarm signal and sending the alarm signal to a display;
the display is used for displaying the alarm signal; and the gateway is further configured to set new ferroelectric data and send the new ferroelectric data to each gateway, where the new ferroelectric data includes the group number.
Preferably, the ferroelectric data further includes wheel diameter setting data;
correspondingly, the new ferroelectric data further comprises new wheel diameter setting data;
the ferroelectric data further includes override setting data;
accordingly, the new ferroelectric data further includes new override setting data.
Preferably, the process of sending all the ferroelectric data to each gateway respectively is specifically:
and respectively sending all the ferroelectric data to each gateway through Ethernet.
Preferably, the gateways in each of the traction units communicate via a multifunction vehicle bus MVB.
Preferably, the process of receiving the alarm signal specifically includes:
and receiving the alarm signal through a wire train bus WTB.
Preferably, each gateway is further configured to receive and store the new ferroelectric data sent by the display.
Preferably, M is 2.
In order to solve the above technical problem, the present invention further provides a method for synchronizing ferroelectric data, which is applied to a system for synchronizing ferroelectric data as described in any one of the above, and comprises:
the detection module acquires ferroelectric data of all the gateways and respectively sends the ferroelectric data to each gateway, wherein the ferroelectric data comprises a grouping number;
each gateway acquires the ferroelectric data of other gateways, judges whether the grouping number of the gateway is the same as that of the other gateways or not, judges that the gateway is newly added if the grouping number of the gateway is not the same as that of the other gateways, and adjusts the grouping number of the gateway to that of the other gateways;
and the activation gateway in each traction unit judges whether the ferroelectric data of all gateways in the traction unit where the activation gateway is located is the same, and if not, an alarm signal is generated to remind an operator to update the ferroelectric data.
In order to solve the technical problem, the invention further provides a train network control system, which comprises the ferroelectric data synchronization system as described in any one of the above items.
The invention provides a synchronization system of ferroelectric data, comprising: the system comprises a detection module and N traction units, wherein each traction unit comprises M gateways, and M and N are positive integers larger than 1; the detection module is used for acquiring ferroelectric data of all gateways and respectively sending all the ferroelectric data to each gateway, wherein the ferroelectric data comprises a grouping number; each gateway is used for acquiring ferroelectric data of other gateways, judging whether the own marshalling number is the same as the marshalling numbers of the other gateways or not, if not, judging that the own gateway is a newly added gateway, and adjusting the own marshalling number to the marshalling numbers of the other gateways; and the activation gateway in each traction unit is used for judging whether the ferroelectric data of all the gateways in the traction unit where the activation gateway is located is the same or not, and if not, generating an alarm signal to remind an operator to update the ferroelectric data.
Therefore, in practical application, by adopting the scheme of the invention, each gateway automatically judges whether the gateway is newly added according to the acquired ferroelectric data of other gateways, and automatically performs marshalling numbering synchronization, each traction unit judges whether the ferroelectric data in the traction unit are the same or not, and sends an alarm when the ferroelectric data are different so as to remind an operator to update the ferroelectric data, so that the consistency of the ferroelectric data of the train is ensured, the errors of manual operation are reduced, and the operation safety of the motor train unit is ensured.
The invention also provides a synchronization method of the ferroelectric data and a train network control system, and the synchronization method has the same beneficial effects as the synchronization system of the ferroelectric data.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed in the prior art and the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic diagram of a system for synchronizing ferroelectric data according to the present invention;
FIG. 2 is a schematic diagram of another ferroelectric data synchronization system according to the present invention;
FIG. 3 is a schematic diagram of another ferroelectric data synchronization system according to the present invention;
fig. 4 is a flowchart illustrating steps of a method for synchronizing ferroelectric data according to the present invention.
Detailed Description
The core of the invention is to provide a system and a method for synchronizing ferroelectric data and a train network control system, which ensure the consistency of the ferroelectric data, reduce the errors of manual operation and ensure the operation safety of a motor train unit.
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. 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.
Referring to fig. 1, fig. 1 is a schematic structural diagram of a synchronization system for ferroelectric data provided in the present invention, including: the system comprises a detection module 1, N traction units 2, wherein each traction unit 2 comprises M gateways 21, and M and N are positive integers greater than 1;
the detection module 1 is configured to acquire ferroelectric data of all gateways 21 and send all the ferroelectric data to each gateway 21, where the ferroelectric data includes a grouping number;
as a preferred embodiment, the process of sending all the ferroelectric data to each gateway 21 is specifically:
all ferroelectric data is sent separately to each gateway 21 via ethernet.
Specifically, the invention is a data synchronization method for preventing the inconsistency of ferroelectric data after the gateway is replaced in the train network control system, and the gateway 21 in the train network control system is connected with an MVB, a WTB and an Ethernet. In a certain train, N traction units 2 are included, each traction unit 2 includes M gateways 21, each M gateway 21 includes an active gateway, all other gateways are inactive gateways except for the active gateway, and hereinafter, the synchronization of the ferroelectric data is described by taking 2 traction units 2 and 2 gateways 21 included in each traction unit 2 as an example, and certainly, the ferroelectric data synchronization process of the N traction units 2 and the M gateways 21 is the same. Specifically, referring to fig. 2, the synchronization system includes two traction units 2, where the traction unit 2 including the cab serves as a master control unit, the other traction unit 2 serves as a slave control unit, and each traction unit 2 includes an active gateway 21a and an inactive gateway 21 b.
When the train network control system is powered on, the detection module 1 detects the ferroelectric data of all the gateways 21 and sends the ferroelectric data of all the gateways 21 to the gateways 21 of the whole train through the ethernet, so as to ensure that each gateway 21 can receive the ferroelectric data of other gateways 21. The ferroelectric data of each gateway 21 includes the consist number of each gateway 21, and the consist numbers of all gateways 21 on the same train should be the same.
Each gateway 21 is configured to acquire the ferroelectric data of other gateways 21, determine whether the own group number is the same as the group number of the other gateway 21, determine that the own group number is a newly added gateway 21 if the own group number is not the same as the group number of the other gateway 21, and adjust the own group number to the group number of the other gateway 21;
specifically, after receiving the ferroelectric data of the other gateways 21, each gateway 21 determines whether its own group number is the same as the group numbers of the other 3 gateways 21, and if not, it indicates that it is a newly added gateway. The newly added gateway, no matter being the active gateway 21a or the inactive gateway 21b in the traction unit 2, updates its own group number to the group number of another gateway 21 in the traction unit 2 where the newly added gateway is located, and after the group numbers are unified, the newly added gateway can normally receive the MVB information of the traction unit.
The activation gateway 21a in each traction unit 2 is used to determine whether the ferroelectric data of all the gateways 21 in the traction unit 2 where the activation gateway is located is the same, and if not, an alarm signal is generated to remind an operator to update the ferroelectric data.
Specifically, the active gateway 21a in each traction unit 2 first determines whether the group number of the active gateway is consistent with the group number of the inactive gateway 21b, and then compares whether the ferroelectric data of the active gateway is consistent with the ferroelectric data of the inactive gateway 21b, and if not, it indicates that there is a failure in the setting of the ferroelectric data, and at this time, generates an alarm signal to remind an operator to reset the ferroelectric data, thereby ensuring the consistency of the ferroelectric data.
The invention provides a synchronization system of ferroelectric data, comprising: the system comprises a detection module and N traction units, wherein each traction unit comprises M gateways, and M and N are positive integers larger than 1; the detection module is used for acquiring ferroelectric data of all gateways and respectively sending all the ferroelectric data to each gateway, wherein the ferroelectric data comprises a grouping number; each gateway is used for acquiring ferroelectric data of other gateways, judging whether the own marshalling number is the same as the marshalling numbers of the other gateways or not, if not, judging that the own gateway is a newly added gateway, and adjusting the own marshalling number to the marshalling numbers of the other gateways; and the activation gateway in each traction unit is used for judging whether the ferroelectric data of all the gateways in the traction unit where the activation gateway is located is the same or not, and if not, generating an alarm signal to remind an operator to update the ferroelectric data.
Therefore, in practical application, by adopting the scheme of the invention, each gateway automatically judges whether the gateway is newly added according to the acquired ferroelectric data of other gateways, and automatically performs marshalling numbering synchronization, each traction unit judges whether the ferroelectric data in the traction unit are the same or not, and sends an alarm when the ferroelectric data are different so as to remind an operator to update the ferroelectric data, so that the consistency of the ferroelectric data of the train is ensured, the errors of manual operation are reduced, and the operation safety of the motor train unit is ensured.
On the basis of the above-described embodiment:
as a preferred embodiment, the ferroelectric data further includes wheel diameter setting data;
correspondingly, the new ferroelectric data also comprises new wheel diameter setting data;
the ferroelectric data further includes override setting data;
accordingly, the new ferroelectric data further includes new override setting data.
Specifically, whether the ferroelectric data of each gateway 21 has a failure in setting is determined by the wheel diameter setting data and/or the override setting data, and it can be understood that the active gateway 21a in each traction unit 2 is configured to compare whether the wheel diameter setting data and/or the override setting data of the inactive gateway 21b are equal to each other, and if not, determine that the wheel diameter setting data and/or the override setting data have a failure and report the failure to the display to notify the operator of updating the set ferroelectric data, so as to ensure consistency of the ferroelectric data.
As a preferred embodiment, the gateway 21 in each traction unit 2 communicates via a multifunction vehicle bus MVB.
As a preferred embodiment, the process of receiving the alarm signal specifically includes:
and receiving an alarm signal through a wire train bus WTB.
As a preferred embodiment, each gateway 21 is further configured to receive and store new ferroelectric data sent by the display.
Specifically, in the same traction unit 2, one of the two gateways 21 is a main MVB gateway and one is a standby MVB gateway, only the main MVB gateway can send MVB data to the outside, the display communicates with the main MVB gateway through the MVB to perform display and instruction issue, meanwhile, one of the two gateways 21 is a WTB activated gateway and the other is a WTB inactivated gateway, the two traction units 2 communicate with each other through WTB cables, and the main MVB gateway and the WTB activated gateway are the same gateway, that is, the activated gateway 21a in the present invention.
As a preferred embodiment, a traction unit 2 comprising a cab, for receiving an alarm signal and sending it to a display;
the display is used for displaying the alarm signal; and also for setting and sending new ferroelectric data to the respective gateways 21, the new ferroelectric data including the grouping number.
Specifically, as shown in fig. 3, the traction unit 2 including the cab is a master control unit, the activation gateway 21a of the slave control unit transmits the alarm signal to the activation gateway 21a of the master control unit through WTB communication, and the activation gateway 21a of the master control unit converts the failure into an MVB to notify a display of the master control unit, so as to remind maintenance personnel to set the wheel diameter and the overtaking data.
Accordingly, all the gateways 21 update and store in their own ferroelectric data memories after receiving the new wheel diameter setting data and the superman setting data transmitted from the display of the main control unit.
Referring to fig. 4, fig. 4 is a flowchart illustrating steps of a method for synchronizing ferroelectric data according to the present invention, which is applied to a system for synchronizing ferroelectric data according to any one of the above embodiments, and includes:
step 1: the detection module acquires ferroelectric data of all gateways and respectively sends the ferroelectric data to each gateway, wherein the ferroelectric data comprises a grouping number;
step 2: each gateway acquires ferroelectric data of other gateways, judges whether the marshalling number of the gateway is the same as the marshalling numbers of the other gateways or not, judges that the gateway is newly added if the marshalling number of the gateway is not the same as the marshalling number of the other gateways, and adjusts the marshalling number of the gateway to be the marshalling number of the other gateways;
and step 3: and the activation gateway in each traction unit judges whether the ferroelectric data of all the gateways in the traction unit where the activation gateway is positioned is the same, and if not, an alarm signal is generated to remind an operator to update the ferroelectric data.
Correspondingly, the invention also provides a train network control system, which comprises the ferroelectric data synchronization system.
The synchronization method of the ferroelectric data and the train network control system provided by the invention have the same beneficial effects as the synchronization system of the ferroelectric data.
For the description of the ferroelectric data synchronization method and the train network control system provided by the present invention, please refer to the above embodiments, and the description of the present invention is omitted here.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A system for synchronizing ferroelectric data, comprising: the system comprises a detection module and N traction units, wherein each traction unit comprises M gateways, and M and N are positive integers greater than 1;
the detection module is configured to acquire ferroelectric data of all the gateways and send all the ferroelectric data to each gateway, where the ferroelectric data includes a grouping number;
each gateway is used for acquiring ferroelectric data of other gateways, judging whether the grouping number of the gateway is the same as the grouping numbers of the other gateways, if not, judging that the gateway is a newly added gateway, and adjusting the grouping number of the gateway to be the grouping number of the other gateways;
and the activation gateway in each traction unit is used for judging whether the ferroelectric data of all gateways in the traction unit where the activation gateway is located is the same or not, and if not, generating an alarm signal to remind an operator to update the ferroelectric data.
2. A system for synchronization of ferroelectric data according to claim 1, comprising a traction unit of the driver's cab for receiving said alarm signal and sending said alarm signal to a display;
the display is used for displaying the alarm signal; and the gateway is further configured to set new ferroelectric data and send the new ferroelectric data to each gateway, where the new ferroelectric data includes the group number.
3. The system for synchronizing ferroelectric data as defined in claim 2, wherein the ferroelectric data further comprises wheel diameter setting data;
correspondingly, the new ferroelectric data further comprises new wheel diameter setting data;
the ferroelectric data further includes override setting data;
accordingly, the new ferroelectric data further includes new override setting data.
4. The system for synchronizing ferroelectric data according to claim 3, wherein the process of sending all the ferroelectric data to each gateway is specifically:
and respectively sending all the ferroelectric data to each gateway through Ethernet.
5. A system for synchronizing ferroelectric data according to claim 1, characterized in that the gateways in each of the traction units communicate via a multifunction vehicle bus MVB.
6. A system for synchronizing ferroelectric data according to claim 2, wherein said receiving of said alarm signal is performed by:
and receiving the alarm signal through a wire train bus WTB.
7. The system for synchronizing ferroelectric data as set forth in claim 2, wherein each of said gateways is further configured to receive and store said new ferroelectric data transmitted by said display.
8. A system for synchronizing ferroelectric data as claimed in any one of the preceding claims 1 to 7, characterized in that M is 2.
9. A method for synchronizing ferroelectric data, applied to a system for synchronizing ferroelectric data according to any one of claims 1 to 8, comprising:
the detection module acquires ferroelectric data of all the gateways and respectively sends the ferroelectric data to each gateway, wherein the ferroelectric data comprises a grouping number;
each gateway acquires the ferroelectric data of other gateways, judges whether the grouping number of the gateway is the same as that of the other gateways or not, judges that the gateway is newly added if the grouping number of the gateway is not the same as that of the other gateways, and adjusts the grouping number of the gateway to that of the other gateways;
and the activation gateway in each traction unit judges whether the ferroelectric data of all gateways in the traction unit where the activation gateway is located is the same, and if not, an alarm signal is generated to remind an operator to update the ferroelectric data.
10. A train network control system comprising a synchronization system of ferroelectric data according to any one of claims 1 to 8.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114384790A (en) * | 2022-01-18 | 2022-04-22 | 中车长春轨道客车股份有限公司 | Time calibration method for motor train unit |
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