CN116061997A - Early warning method, device, equipment and storage medium - Google Patents
Early warning method, device, equipment and storage medium Download PDFInfo
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L23/00—Control, warning or like safety means along the route or between vehicles or trains
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L25/00—Recording or indicating positions or identities of vehicles or trains or setting of track apparatus
- B61L25/02—Indicating or recording positions or identities of vehicles or trains
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Abstract
The invention discloses an early warning method, an early warning device, early warning equipment and a storage medium. The method comprises the following steps: receiving train running state information sent by vehicle-mounted equipment; determining the mark information of the current train according to the train running state information and the train running plan; determining the position prompt distance of the current train according to the mark information of the current train; and if the position prompt distance of the current train is larger than the early warning value, early warning is carried out. By the technical scheme, the position prompt distance of the current train can be determined, if the position prompt distance of the current train is larger than the early warning value, the train driver is warned, enough reaction time is provided for the train driver, and the safety of the train in the running process is further improved.
Description
Technical Field
The embodiment of the invention relates to the technical field of computers, in particular to an early warning method, an early warning device, early warning equipment and storage media.
Background
The tram is very different from the traditional rail traffic signal system (such as high-speed rail, subway, light rail and the like), because the tram is usually a semi-independent road right, the running environment can be mixed with social trains and pedestrians, and the current central dispatching system only monitors the positions of the trains so as to enable dispatching personnel to carry out dispatching operation, and does not carry out deeper management and monitoring on the trains.
The driver can only rely on to watch the driving in the driving process, however, the train can be more complicated in the operation process environment, special line conditions such as curves and tunnels or severe environments such as heavy fog, rain and snow can appear, the sight of the driver can be limited, and because the braking distance of the train is longer, the visual distance of the driver is shorter, so that traffic accidents can easily occur in the visual driving process of the driver.
Disclosure of Invention
The embodiment of the invention provides an early warning method, device, equipment and storage medium, which can determine the position prompt distance of a current train, and if the position prompt distance of the current train is larger than an early warning value, early warning is carried out on a train driver, so that enough reaction time is provided for the train driver, and the safety of the train in the running process is further improved.
According to an aspect of the present invention, there is provided an early warning method including:
receiving train running state information sent by vehicle-mounted equipment;
determining the mark information of the current train according to the train running state information and the train running plan;
determining the position prompt distance of the current train according to the mark information of the current train;
and if the position prompt distance of the current train is larger than the early warning value, early warning is carried out.
According to another aspect of the present invention, there is provided an early warning apparatus including:
the receiving module is used for receiving train running state information sent by the vehicle-mounted equipment;
the first determining module is used for determining the mark information of the current train according to the train running state information and the train running plan;
the second determining module is used for determining the position prompt distance of the current train according to the marking information of the current train;
and the early warning module is used for carrying out early warning if the position prompt distance of the current train is larger than the early warning value.
According to another aspect of the present invention, there is provided an electronic apparatus including:
at least one processor; and
a memory communicatively coupled to the at least one processor; wherein,,
the memory stores a computer program executable by the at least one processor to enable the at least one processor to perform the pre-warning method according to any one of the embodiments of the present invention.
According to another aspect of the present invention, there is provided a computer readable storage medium storing computer instructions for causing a processor to execute the early warning method according to any one of the embodiments of the present invention.
The embodiment of the invention receives the train running state information sent by the vehicle-mounted equipment; determining the mark information of the current train according to the train running state information and the train running plan; determining the position prompt distance of the current train according to the mark information of the current train; if the position prompt distance of the current train is larger than the early warning value, early warning is carried out, the problem that traffic accidents are easy to occur in the visual driving process of a driver due to the fact that the braking distance of the train is longer and the visual distance of the driver is shorter is solved, the position prompt distance of the current train can be determined, and if the position prompt distance of the current train is larger than the early warning value, early warning is carried out on the driver of the train, and then safety in the running process of the train is improved.
It should be understood that the description in this section is not intended to identify key or critical features of the embodiments of the invention or to delineate the scope of the invention. Other features of the present invention will become apparent from the description that follows.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a flow chart of an early warning method according to a first embodiment of the invention;
FIG. 2 is a flow chart of determining train marking information in accordance with one embodiment of the present invention;
fig. 3 is a schematic structural diagram of an early warning device in a second embodiment of the present invention;
fig. 4 is a schematic structural diagram of an electronic device in a third embodiment of the present invention.
Detailed Description
In order that those skilled in the art will better understand the present invention, a technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present invention without making any inventive effort, shall fall within the scope of the present invention.
It should be noted that the terms "first," "second," and the like in the description and the claims of the present invention and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that the embodiments of the invention described herein may be implemented in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
It will be appreciated that prior to using the technical solutions disclosed in the embodiments of the present disclosure, the user should be informed and authorized of the type, usage range, usage scenario, etc. of the personal information related to the present disclosure in an appropriate manner according to the relevant legal regulations.
Example 1
Fig. 1 is a flowchart of an early warning method in a first embodiment of the present invention, where the present embodiment is applicable to a situation of monitoring and early warning of a train position of a tram, the method may be performed by an early warning device in the embodiment of the present invention, and the device may be implemented in a software and/or hardware manner, where it is to be noted that the early warning method is performed by a central dispatching system, where the central dispatching system is connected to at least one train, and each train includes: at least one vehicle-mounted device; the vehicle-mounted equipment is connected with the central dispatching system and can perform wireless communication; the vehicle-mounted equipment can acquire the state information of the train and send the acquired state information of the train to the central dispatching system.
As shown in fig. 1, the early warning method specifically includes the following steps:
s110, receiving train running state information sent by the vehicle-mounted equipment.
Wherein the train operation state information includes: the location of the train and the direction of travel of the train.
Specifically, the manner of receiving the train running state information sent by the vehicle-mounted device may be: the vehicle-mounted equipment on the train can acquire the train running state information and send the acquired running state information to the central dispatching system, and the central dispatching system receives the train running state information.
S120, determining the mark information of the current train according to the train running state information and the train running plan.
Wherein the train operation plan may invoke a train operation plan stored in the central dispatch system.
The marking information of the current train can be divided into three types, including: the first mark, the second mark and the third mark, wherein only one mark can exist in the mark information of the train at the same time; the first mark means that the current train searches along the running direction of the train, other trains exist in the searching range, paths between the other trains and the current train are communicated (if turnout is arranged, turnout opening is consistent with the running plan paths, wherein turnout opening can be divided into a common turnout and a virtual turnout (crossing), turnout opening is determined based on the color of a turnout zone signal machine, the turnout opening of the common turnout is determined in such a way that when the signal machine displays green, the signal machine displays yellow, the train is allowed to run sideways, when the signal machine displays red, the train is forbidden to run, when the signal machine is closed, the signal machine displays red, the turnout opening of the virtual turnout is determined in such a way that when the signal machine displays red, the train is forbidden, and when the signal machine is closed, the signal machine is forbidden to run, the mark information of the current train is determined to be a first mark, for example, the first mark can be set as a front train association mark; and the second mark means that at least one turnout opening direction is inconsistent with the running plan path in the searching range, the mark information of the current train is determined to be the second mark, or the turnout is determined to be the second mark in the searching range and the turnout zone annunciator is closed, and the mark information of the current train is determined to be the second mark. For example, if there are other trains in the search range and there are switches between the other trains and the current train whose switch directions are inconsistent with the planned path of operation, determining the mark information of the current train as the second mark, or if there are other trains in the search range and there are switches between the other trains and the current train and the switch zone signal is turned off, determining the mark information of the current train as the second mark; or, if no other trains exist in the searching range and the turnout opening direction is inconsistent with the running plan path exists in the searching range, determining the mark information of the current train as a second mark, or if no other trains exist in the searching range, the turnout exists in the searching range, and the turnout zone signal machine is closed, and determining the mark information of the current train as the second mark. If the existing switch is a normal switch, the second flag may be determined as follows: and if at least one common turnout opening direction is inconsistent with the running plan path in the searching range, determining the mark information of the current train as a second mark, or if the common turnout exists in the searching range and the turnout zone signal is closed, determining the mark information of the current train as the second mark. If the existing switch is a virtual switch, the second marker may be determined as follows: and in the searching range, virtual turnouts exist, and if the turnout zone signal machine is closed, determining the mark information of the current train as a second mark. If at least one virtual switch opening direction is inconsistent with the running plan path in the searching range, determining the mark information of the current train as a second mark (when the color of the switch zone signal is red, the virtual switch opening direction is inconsistent with the running plan path). For example, the second flag may be set to be an unintended switch flag; the third mark refers to that no other trains exist in the searching range and no turnout exists, or that no other trains exist in the searching range and turnout opening is consistent with the running plan path, and the mark information of the current train is determined to be the third mark, for example, the third mark can be set to be a communication mark.
Optionally, determining the mark information of the current train according to the train running state information and the train running plan includes:
determining the position coordinates of the destination of the current train according to the train operation plan;
determining a search range according to the position coordinates of the destination of the current train, the position information of the current train, the running direction of the current train and an electronic map;
and determining the marking information of the current train according to the train and/or path states in the searching range.
The position coordinates of the destination of the current train are determined according to the train operation plan.
The running direction of the current train can be obtained according to a train running plan, the running direction can be determined according to the position information of the current train and the position coordinates of the destination of the current train, or the running direction of the current train can be acquired for vehicle-mounted equipment on the current train; the electronic map, namely the digital map, is a map stored and referred in a digital way by utilizing a computer technology, and can be inquired to obtain the position coordinates of the destination of the current train, and can also be inquired to obtain the path state in the searching range or the path state between other trains and the current train.
The searching range can be determined according to the searching distance of the train preset according to the actual requirement of the train, and it is to be noted that the searching range can be updated in real time according to the preset searching distance in the running process of the train, and the preset searching distance can be changed in the running process of the train.
The path state may be a connected state or a non-connected state, where the connected state is: the switch exists in the path, and the switch opening direction is consistent with the train running plan path, or the switch does not exist in the path; the non-connected state is: the switch exists in the path, and the switch opening direction is inconsistent with the train running plan path.
Specifically, the manner of determining the position coordinates of the destination of the current train according to the train operation plan may be: and determining the destination of the current train according to the train operation plan, and searching an electronic map according to the destination of the current train to obtain the position coordinates of the destination.
Specifically, the method for determining the search range according to the location coordinates of the destination of the current train, the location information of the current train, the running direction of the current train and the electronic map may be: determining the running direction of the current train according to the train running plan or the position coordinates of the destination of the current train and the position information of the current train, and determining a searching range on an electronic map according to the position coordinates of the destination of the current train, the position information of the current train, a preset searching distance and the running direction of the current train, wherein the preset searching distance can be preset according to the position information of the current train and the position coordinates of the destination of the current train.
Specifically, the manner of determining the marking information of the current train according to the train and/or the path state in the search range may be: determining the mark information of the current train according to whether the train exists in the searching range and/or whether the path states are communicated, and if other trains exist in the searching range and the paths are communicated, determining the mark information of the current train as a first mark; if other trains exist in the search range and the paths are not communicated, or if other trains do not exist in the search range and the paths are not communicated, determining the mark information of the current train as a second mark; if no other trains exist in the search range but the paths are communicated, determining the mark information of the current train as a third mark.
Optionally, determining the marking information of the current train according to the train and/or the path state in the searching range includes:
if other trains exist in the searching range, acquiring the path states between the other trains closest to the current train and the current train;
if the path state between the other trains closest to the current train and the current train is a communication state, determining the mark information of the current train as a first mark;
and if the path state between the other trains closest to the current train and the current train is not communicated, determining the mark information of the current train as a second mark.
Wherein the first mark may be a preceding vehicle associated mark; the second marker may be an unintended switch marker.
Specifically, if there are other trains in the search range, the manner of acquiring the path state between the current train and the other train closest to the current train may be: and if other trains exist in the determined searching range, acquiring a path state between the train closest to the current train and the current train through the central dispatching system.
Specifically, if the path state between the current train and the other train closest to the current train is a connected state, the manner of determining that the mark information of the current train is the first mark may be: if other trains exist in the searching range and paths between the other trains closest to the current train and the current train are communicated, determining the mark information of the current train as a first mark according to the train closest to the current train.
Specifically, if the path state between the other train closest to the current train and the current train is not the connected state, the manner of determining the mark information of the current train as the second mark may be: if the train exists in the searching range but the paths between other trains closest to the current train and the current train are not communicated, unexpected turnouts between the other trains and the current train are obtained, and the mark information of the current train is determined to be a second mark according to the unexpected turnouts closest to the current train. The unexpected turnout is a turnout whose turnout opening direction is inconsistent with the running plan path direction of the current train.
Optionally, the method further comprises:
if no other trains exist in the search range, acquiring a path state in the search range;
if the path state in the search range is the communication state, determining that the mark information of the current train is a third mark;
and if the path state in the search range is not the connected state, determining the mark information of the current train as a second mark.
Wherein the third tag may be a connectivity tag.
Specifically, if no other train exists in the search range, the manner of acquiring the path state in the search range may be: if no other trains exist in the determined searching range, acquiring the number of turnouts in the searching range through a central dispatching system, if the number of turnouts is zero, determining the path state as a communication state, if the number of turnouts is greater than zero, acquiring the turning-on direction of the turnouts, and determining the path state according to the turning-on direction of the turnouts, for example, if the turning-on direction of the turnouts is consistent with a train operation planning path, the path state is the communication state; if the switch opening direction is inconsistent with the train operation planning path, the path state is in an unconnected state.
Specifically, if the path state in the search range is the connected state, the manner of determining that the mark information of the current train is the third mark may be: if no other trains exist in the searching range and the path state in the searching range is the connected state, determining the mark information of the current train as a third mark.
Specifically, if the path state in the search range is not the connected state, the method for determining that the mark information of the current train is the second mark may be: if no other trains exist in the searching range and the path state is a non-communication state, acquiring unexpected turnouts at non-communication positions between other trains and the current train, and determining the mark information of the current train as a second mark according to the unexpected turnouts closest to the current train.
Optionally, after determining the marking information of the current train according to the train and/or the path state in the searching range, the method further comprises:
if the current train or other trains closest to the current train pass through the turnout, the marking information of the current train is updated according to the states of the trains and/or paths in the searching range.
Specifically, if the current train or other trains closest to the current train pass through the switch, the mode of updating the mark information of the current train according to the train and/or path state in the search range may be: if the current train passes through the turnout or other trains closest to the current train pass through the turnout, the turnout and/or path states between the current train and other trains closest to the current train are changed, and the marking information of the current train is updated according to the changed turnout and/or path states in the searching range. For example, if the current train is the first mark, the switch states of the current train and other train workshops in the search range are detected in real time, and if the switch states are changed, for example, the color of the switch region annunciator is switched from green to red or the annunciator is turned off, the first mark is updated to the second mark.
Optionally, the method further comprises:
if the path state is switched from the non-connected state to the connected state, the second flag is cleared.
Specifically, if the path state is switched from the non-connected state to the connected state, the manner of clearing the second flag may be: if the path state is a non-communication state, the marking information of the current train is a second mark, the turnout state is detected in real time, if the turnout opening direction is consistent with the direction of the train running planning path, the path state is indicated to be switched from the non-communication state to the communication state, and the second mark is cleared.
Optionally, after determining the marking information of the current train according to the train and/or the path state in the searching range, the method further comprises:
and if the communication between the current train and/or other trains and the central dispatching system is interrupted, deleting the marking information of the current train.
Specifically, if the communication between the current train and/or other trains and the central dispatching system is interrupted, the mode of deleting the marking information of the current train may be: if the central dispatching system cannot receive the state information of the current train and/or the train sent by the vehicle-mounted equipment of other trains, the fact that the communication between the current train and/or other trains and the central dispatching system is interrupted is indicated, and the marking information of the current train cannot be judged and updated, so that the marking information of the current train is deleted.
S130, determining the position prompt distance of the current train according to the mark information of the current train.
The position prompt distance of the current train is as follows: when the mark information of the current train is the first mark, determining the distance between the current train and other trains closest to the current train as the position prompt distance of the current train; when the mark information of the current train is the second mark, determining the distance between the current train and the unexpected turnout closest to the current train as the position prompt distance of the current train; and when the mark information of the current train is the third mark, determining the minimum distance between the searching distance corresponding to the searching range and the distance between the current train and the train destination as the position prompt distance of the current train.
Optionally, determining the position prompt distance of the current train according to the marking information of the current train includes:
if the mark information of the current train is a third mark, determining a position prompt distance of the current train according to the position coordinate, the search range and the position information of the current train;
if the mark information of the current train is the first mark, determining the position prompt distance of the current train according to the position information of other trains closest to the current train and the position information of the current train;
If the mark information of the current train is the second mark, determining the position prompt distance of the current train according to the position information of the unexpected turnout and the position information of the current train.
Specifically, if the first flag is set to
Marked->
Not marked->
The method comprises the steps of carrying out a first treatment on the surface of the The second mark is->
Marked->
Not marked->
The position prompt distance of the current train is:
wherein,,
prompting distance for the position of the current train, +.>
For the unexpected switch position nearest to the current train or the position of other trains nearest to the current train, and (2)>
Represented as a first mark or a second mark,
denoted as third mark->
For the search distance corresponding to the search range, +.>
For the location of the destination of the current train, +.>
Is the current train location.
Therefore, if the mark information of the current train is the first mark, determining the position information of other trains closest to the current train and the position information of the current train, and determining the distance difference between the position of the current train and the position of other trains closest to the current train as the position prompt distance of the current train; if the mark information of the current train is the second mark, determining the position information of the unexpected turnout and the position information of the current train, and determining the distance difference between the position of the current train and the position of the unexpected turnout as the position prompt distance of the current train; and if the mark information of the current train is the third mark, determining a searching distance corresponding to the searching range, simultaneously calculating the distance between the current train and the destination of the train, and determining the minimum value of the searching distance and the distance between the current train and the destination of the train as the position prompt distance of the current train.
And S140, if the position prompt distance of the current train is larger than the early warning value, early warning is carried out.
The early warning value can be preset according to actual requirements, and different values can be set for the marking information of the train respectively.
Specifically, if the position prompt distance of the current train is greater than the early warning value, the early warning mode may be: if the position prompt distance of the current train is larger than the set early warning value, the central dispatching system carries out early warning on the vehicle-mounted equipment of the current train and a train driver.
In a specific example, fig. 2 is a flowchart of determining the marking information of a train in the first embodiment of the present invention, as shown in fig. 2, in the maximum searching range from the current position of the train to the searching end, the periodic searching is performed on the electronic map along the running direction of the train according to the running plan of the train and the destination position of the train, if there are other trains in front of the current train in the searching range and the paths between the current train and the other nearest trains are connected, the marking information of the current train is determined to be a front train associated mark according to the front train nearest to the current train, if there is a switch between the current train and the front train of the associated mark, the switch state is detected in real time, if the switch state changes, for example, the switch is not consistent with the running plan path of the current train, or the switch signal is switched to red, or the switch signal is switched off, the marking information of the current train is updated to be an unexpected switch mark according to the unexpected switch closest to the current train, if the switch state is not changed, or if there is no switch state detected in real time, the switch state is kept in front of the associated mark between the current train and the front of the associated mark, and the switch is continuously switched to the front through the switch area 1 until the switch area is continuously connected.
As shown in fig. 2, if no other train exists in front of the current train in the search range, judging whether the paths are connected, if the paths are connected, determining that the mark information of the current train is a connected mark, and turning to step 1; if the paths are not communicated, determining that the mark information of the current train is an unexpected turnout mark, detecting the unexpected turnout state in real time, if the turnout state changes, for example, the turnout opening direction is consistent with the running plan, or a signal machine in a turnout area is opened, or the color of the signal machine is switched to green or yellow, clearing the unexpected turnout mark, turning to the step 1, and if the turnout state does not change, continuing to keep the unexpected turnout mark.
According to the technical scheme, train running state information sent by the vehicle-mounted equipment is received; determining the mark information of the current train according to the train running state information and the train running plan; determining the position prompt distance of the current train according to the mark information of the current train; if the position prompt distance of the current train is larger than the early warning value, early warning is carried out, the problem that traffic accidents are easy to occur in the visual driving process of a driver due to the fact that the braking distance of the train is longer and the visual distance of the driver is shorter is solved, the position prompt distance of the current train can be determined, if the position prompt distance of the current train is larger than the early warning value, early warning is carried out on the driver of the train, enough reaction time is provided for the driver of the train, and then safety in the running process of the train is improved.
Example two
Fig. 3 is a schematic structural diagram of an early warning device in a second embodiment of the present invention. The embodiment can be applied to the condition of monitoring and early warning of the position of a tram train, the device can be realized in a mode of software and/or hardware, the device can be integrated in any equipment for providing early warning, as shown in fig. 3, and the early warning device specifically comprises: the system comprises a receiving module 210, a first determining module 220, a second determining module 230 and an early warning module 240.
The receiving module 210 is configured to receive train operation state information sent by the vehicle-mounted device;
a first determining module 220, configured to determine tag information of a current train according to the train operation state information and the train operation plan;
a second determining module 230, configured to determine a position prompt distance of the current train according to the tag information of the current train;
and the early warning module 240 is configured to perform early warning if the position prompt distance of the current train is greater than the early warning value.
Optionally, the first determining module is specifically configured to:
determining the position coordinates of the destination of the current train according to the train operation plan;
determining a search range according to the position coordinates of the destination of the current train, the position information of the current train, the running direction of the current train and an electronic map;
And determining the marking information of the current train according to the train and/or path states in the searching range.
Optionally, the first determining module is specifically configured to:
if other trains exist in the searching range, acquiring the path states between the other trains closest to the current train and the current train;
if the path state between the other trains closest to the current train and the current train is a communication state, determining the mark information of the current train as a first mark;
and if the path state between the other trains closest to the current train and the current train is not communicated, determining the mark information of the current train as a second mark.
Optionally, the first determining module is further configured to:
if no other trains exist in the search range, acquiring a path state in the search range;
if the path state in the search range is the communication state, determining that the mark information of the current train is a third mark;
and if the path state in the search range is not the connected state, determining the mark information of the current train as a second mark.
Optionally, the first determining module is further configured to:
if the current train or other trains closest to the current train pass through the turnout, the marking information of the current train is updated according to the states of the trains and/or paths in the searching range.
Optionally, the first determining module is further configured to:
if the path state is switched from the non-connected state to the connected state, the second flag is cleared.
Optionally, the first determining module is further configured to:
and if the communication between the current train and/or other trains and the central dispatching system is interrupted, deleting the marking information of the current train.
Optionally, the second determining module is specifically configured to:
if the mark information of the current train is a third mark, determining a position prompt distance of the current train according to the position coordinate, the search range and the position information of the current train;
if the mark information of the current train is the first mark, determining the position prompt distance of the current train according to the position information of other trains closest to the current train and the position information of the current train;
if the mark information of the current train is the second mark, determining the position prompt distance of the current train according to the position information of the unexpected turnout and the position information of the current train.
The product can execute the method provided by any embodiment of the invention, and has the corresponding functional modules and beneficial effects of the execution method.
According to the technical scheme, train running state information sent by the vehicle-mounted equipment is received; determining the mark information of the current train according to the train running state information and the train running plan; determining the position prompt distance of the current train according to the mark information of the current train; if the position prompt distance of the current train is larger than the early warning value, early warning is carried out, the problem that traffic accidents are easy to occur in the visual driving process of a driver due to the fact that the braking distance of the train is longer and the visual distance of the driver is shorter is solved, the position prompt distance of the current train can be determined, if the position prompt distance of the current train is larger than the early warning value, early warning is carried out on the driver of the train, enough reaction time is provided for the driver of the train, and then safety in the running process of the train is improved.
Example III
Fig. 4 is a schematic structural diagram of an electronic device in a third embodiment of the present invention. Electronic devices are intended to represent various forms of digital computers, such as laptops, desktops, workstations, personal digital assistants, servers, blade servers, mainframes, and other appropriate computers. Electronic equipment may also represent various forms of mobile devices, such as personal digital processing, cellular telephones, smartphones, wearable devices (e.g., helmets, glasses, watches, etc.), and other similar computing devices. The components shown herein, their connections and relationships, and their functions, are meant to be exemplary only, and are not meant to limit implementations of the inventions described and/or claimed herein.
As shown in fig. 4, the electronic device 10 includes at least one processor 11, and a memory, such as a Read Only Memory (ROM) 12, a Random Access Memory (RAM) 13, etc., communicatively connected to the at least one processor 11, in which the memory stores a computer program executable by the at least one processor, and the processor 11 may perform various appropriate actions and processes according to the computer program stored in the Read Only Memory (ROM) 12 or the computer program loaded from the storage unit 18 into the Random Access Memory (RAM) 13. In the RAM13, various programs and data required for the operation of the electronic device 10 may also be stored. The processor 11, the ROM12 and the RAM13 are connected to each other via a bus 14. An input/output (I/O) interface 15 is also connected to bus 14.
Various components in the electronic device 10 are connected to the I/O interface 15, including: an input unit 16 such as a keyboard, a mouse, etc.; an output unit 17 such as various types of displays, speakers, and the like; a storage unit 18 such as a magnetic disk, an optical disk, or the like; and a communication unit 19 such as a network card, modem, wireless communication transceiver, etc. The communication unit 19 allows the electronic device 10 to exchange information/data with other devices via a computer network, such as the internet, and/or various telecommunication networks.
The processor 11 may be a variety of general and/or special purpose processing components having processing and computing capabilities. Some examples of processor 11 include, but are not limited to, a Central Processing Unit (CPU), a Graphics Processing Unit (GPU), various specialized Artificial Intelligence (AI) computing chips, various processors running machine learning model algorithms, digital Signal Processors (DSPs), and any suitable processor, controller, microcontroller, etc. The processor 11 performs the various methods and processes described above, such as the pre-warning method.
In some embodiments, the pre-warning method may be implemented as a computer program tangibly embodied on a computer-readable storage medium, such as the storage unit 18. In some embodiments, part or all of the computer program may be loaded and/or installed onto the electronic device 10 via the ROM12 and/or the communication unit 19. When the computer program is loaded into RAM13 and executed by processor 11, one or more steps of the pre-warning method described above may be performed. Alternatively, in other embodiments, the processor 11 may be configured to perform the pre-warning method in any other suitable way (e.g. by means of firmware).
Various implementations of the systems and techniques described here above may be implemented in digital electronic circuitry, integrated circuit systems, field Programmable Gate Arrays (FPGAs), application Specific Integrated Circuits (ASICs), application Specific Standard Products (ASSPs), systems On Chip (SOCs), load programmable logic devices (CPLDs), computer hardware, firmware, software, and/or combinations thereof. These various embodiments may include: implemented in one or more computer programs, the one or more computer programs may be executed and/or interpreted on a programmable system including at least one programmable processor, which may be a special purpose or general-purpose programmable processor, that may receive data and instructions from, and transmit data and instructions to, a storage system, at least one input device, and at least one output device.
A computer program for carrying out methods of the present invention may be written in any combination of one or more programming languages. These computer programs may be provided to a processor of a general purpose computer, special purpose computer, or other programmable data processing apparatus, such that the computer programs, when executed by the processor, cause the functions/acts specified in the flowchart and/or block diagram block or blocks to be implemented. The computer program may execute entirely on the machine, partly on the machine, as a stand-alone software package, partly on the machine and partly on a remote machine or entirely on the remote machine or server.
In the context of the present invention, a computer-readable storage medium may be a tangible medium that can contain, or store a computer program for use by or in connection with an instruction execution system, apparatus, or device. The computer readable storage medium may include, but is not limited to, an electronic, magnetic, optical, electromagnetic, infrared, or semiconductor system, apparatus, or device, or any suitable combination of the foregoing. Alternatively, the computer readable storage medium may be a machine readable signal medium. More specific examples of a machine-readable storage medium would include an electrical connection based on one or more wires, a portable computer diskette, a hard disk, a Random Access Memory (RAM), a read-only memory (ROM), an erasable programmable read-only memory (EPROM or flash memory), an optical fiber, a portable compact disc read-only memory (CD-ROM), an optical storage device, a magnetic storage device, or any suitable combination of the foregoing.
To provide for interaction with a user, the systems and techniques described here can be implemented on an electronic device having: a display device (e.g., a CRT (cathode ray tube) or LCD (liquid crystal display) monitor) for displaying information to a user; and a keyboard and a pointing device (e.g., a mouse or a trackball) through which a user can provide input to the electronic device. Other kinds of devices may also be used to provide for interaction with a user; for example, feedback provided to the user may be any form of sensory feedback (e.g., visual feedback, auditory feedback, or tactile feedback); and input from the user may be received in any form, including acoustic input, speech input, or tactile input.
The systems and techniques described here can be implemented in a computing system that includes a background component (e.g., as a data server), or that includes a middleware component (e.g., an application server), or that includes a front-end component (e.g., a user computer having a graphical user interface or a web browser through which a user can interact with an implementation of the systems and techniques described here), or any combination of such background, middleware, or front-end components. The components of the system can be interconnected by any form or medium of digital data communication (e.g., a communication network). Examples of communication networks include: local Area Networks (LANs), wide Area Networks (WANs), blockchain networks, and the internet.
The computing system may include clients and servers. The client and server are typically remote from each other and typically interact through a communication network. The relationship of client and server arises by virtue of computer programs running on the respective computers and having a client-server relationship to each other. The server can be a cloud server, also called a cloud computing server or a cloud host, and is a host product in a cloud computing service system, so that the defects of high management difficulty and weak service expansibility in the traditional physical hosts and VPS service are overcome.
It should be appreciated that various forms of the flows shown above may be used to reorder, add, or delete steps. For example, the steps described in the present invention may be performed in parallel, sequentially, or in a different order, so long as the desired results of the technical solution of the present invention are achieved, and the present invention is not limited herein.
The above embodiments do not limit the scope of the present invention. It will be apparent to those skilled in the art that various modifications, combinations, sub-combinations and alternatives are possible, depending on design requirements and other factors. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the scope of the present invention.
Claims (11)
1. The early warning method is characterized by comprising the following steps of:
receiving train running state information sent by vehicle-mounted equipment;
determining the mark information of the current train according to the train running state information and the train running plan;
determining the position prompt distance of the current train according to the mark information of the current train;
and if the position prompt distance of the current train is larger than the early warning value, early warning is carried out.
2. The method of claim 1, wherein determining tag information for a current train based on the train operation status information and the train operation plan comprises:
determining the position coordinates of the destination of the current train according to the train operation plan;
determining a search range according to the position coordinates of the destination of the current train, the position information of the current train, the running direction of the current train and an electronic map;
and determining the marking information of the current train according to the train and/or path states in the searching range.
3. The method of claim 2, wherein determining the tag information of the current train based on the train and/or path status within the search range comprises:
if other trains exist in the searching range, acquiring the path states between the other trains closest to the current train and the current train;
if the path state between the other trains closest to the current train and the current train is a communication state, determining the mark information of the current train as a first mark;
and if the path state between the other trains closest to the current train and the current train is not communicated, determining the mark information of the current train as a second mark.
4. A method according to claim 3, further comprising:
if no other trains exist in the search range, acquiring a path state in the search range;
if the path state in the search range is the communication state, determining that the mark information of the current train is a third mark;
and if the path state in the search range is not the connected state, determining the mark information of the current train as a second mark.
5. The method according to claim 2, further comprising, after determining the tag information of the current train according to the train and/or path states within the search range:
if the current train or other trains closest to the current train pass through the turnout, the marking information of the current train is updated according to the states of the trains and/or paths in the searching range.
6. The method as recited in claim 4, further comprising:
if the path state is switched from the non-connected state to the connected state, the second flag is cleared.
7. The method according to claim 2, further comprising, after determining the tag information of the current train according to the train and/or path states within the search range:
and if the communication between the current train and/or other trains and the central dispatching system is interrupted, deleting the marking information of the current train.
8. The method of claim 1, wherein determining a location hint distance for the current train based on the tag information for the current train comprises:
if the mark information of the current train is a third mark, determining a position prompt distance of the current train according to the position coordinate, the search range and the position information of the current train;
if the mark information of the current train is the first mark, determining the position prompt distance of the current train according to the position information of other trains closest to the current train and the position information of the current train;
if the mark information of the current train is the second mark, determining the position prompt distance of the current train according to the position information of the unexpected turnout and the position information of the current train.
9. An early warning device, characterized in that the early warning device comprises:
the receiving module is used for receiving train running state information sent by the vehicle-mounted equipment;
the first determining module is used for determining the mark information of the current train according to the train running state information and the train running plan;
the second determining module is used for determining the position prompt distance of the current train according to the marking information of the current train;
And the early warning module is used for carrying out early warning if the position prompt distance of the current train is larger than the early warning value.
10. An electronic device, the electronic device comprising:
at least one processor; and
a memory communicatively coupled to the at least one processor; wherein,,
the memory stores a computer program executable by the at least one processor to enable the at least one processor to perform the pre-warning method of any one of claims 1-8.
11. A computer readable storage medium, characterized in that the computer readable storage medium stores computer instructions for causing a processor to implement the pre-warning method according to any one of claims 1-8 when executed.
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