JP7329465B2 - Block division study system and block division study method - Google Patents

Description

TECHNICAL FIELD The present invention relates to a route division examination system and a route division examination method.

In order to operate trains safely, an automatic blocking system is widely used in which the entire route is divided into certain sections and only one train is allowed to run in each section. In the automatic blocking system, trains are operated according to the indication of the signal. In the automatic blocking system, basically, a section between two adjacent traffic lights is one unit, and a space of one unit or more is secured between a preceding train and a succeeding train. So, for example, the traffic light is green (progress) when the preceding train is two or more sections away, yellow (caution) when the preceding train is one section away, and yellow (caution) when there is a train in the next section. indicates red (stopped). For this reason, train operation intervals and operation hours change greatly depending on the block division including the position and cardinal number of traffic signals.

When constructing a new route, opening a new station, or changing the wiring of a station, it is necessary to consider the route allocation in consideration of the train operation plan and construction costs. In the study of block allocation, it is necessary to repeatedly examine the signal presentation system and the operation interval to determine the signal position (block section) that satisfies the target operation interval. 2. Description of the Related Art Conventionally, there is a technology capable of determining the position of a traffic signal with an optimum time interval value based on a train operation curve (distance-speed curve) (see, for example, Patent Document 1).

Japanese Patent No. 6505645

In the technique described in Patent Document 1 described above, in the study of the operation interval, based on the track conditions and the train performance, considering the driving maneuver, that is, considering the stop at the station etc. In the actual train operation Driving times are calculated to generate a driving curve, and the driving curve is used to determine the location of traffic lights.

However, in the examination of the signal appearance system, it is necessary to satisfy that the deceleration distance for the transition of the signal appearance set for each block section is equal to or less than the confirmation distance set for the target block section. A driving curve is also required to calculate the deceleration distance, but from the viewpoint of signal safety, the driving curve must be generated under the condition that the deceleration distance is the longest.

Therefore, the present invention solves the above problems, that is, not only the operation curve that has been used to determine the position of the conventional traffic light, but also the deceleration distance in the block section is less than or equal to the confirmation distance set in the target block section. To provide a route division examination system and a route division examination method capable of conducting more excellent examination of route division from the viewpoint of safety by using a running curve generated based on a condition that satisfies that aim.

One aspect of the system for examining route division of the present invention is a first running curve generation means for generating a first running curve for studying a signal presentation system between traffic lights, and a second running curve generating means for calculating running time. a second driving curve generating means for generating a driving curve; and a first calculation for calculating a deceleration distance between transitions of signal presentations based on the first driving curve generated by the first driving curve generating means. a second computing means for calculating a distance interval and a time interval between the preceding train and the succeeding train at the position of the signal based on the second running curve generated by the second running curve generating means; a signal system diagram generating means for generating a signal system diagram based on the deceleration distance between signal system transitions calculated by the computing means; and a distance interval and time calculated by the second computing means. A distance-time curve generation means for generating a distance-time curve based on the interval, a signal current system diagram generated by the signal current system diagram generation means, and a distance generated by the distance-time curve generation means- and display information generating means for generating information for displaying the time curves in parallel.

In another aspect of the system for examining route division of the present invention, the display information generating means generates information for displaying the deceleration distance between transitions of signal appearances in the signal appearance system diagram.

Another aspect of the system for examining route division of the present invention further includes input control means for controlling an operation input from a user, the input control means controlling an operation input for instructing a change in the signal presentation system, 1 calculation means calculates a deceleration distance after the change based on the change of the signal presentation system whose input is controlled by the input control means, and the display information generation means outputs the calculated deceleration distance after the change to the signal presentation. It is characterized by generating information to be displayed on the system diagram.

Another aspect of the system for examining route division of the present invention further includes input control means for controlling an operation input from a user, the input control means controlling an operation input for instructing change of position information of a traffic light, 1 calculation means calculates a deceleration distance based on changed position information whose input is controlled by the input control means; and 2nd calculation means calculates the changed position whose input is controlled by the input control means. Based on the information, the changed distance interval and time interval are calculated, and the signal current system diagram generating means generates a signal current system diagram based on the changed deceleration distance calculated by the first computing means. the distance-time curve generating means updates the distance-time curve based on the changed distance interval and time interval calculated by the second computing means; and the display information generating means generates the updated signal It is characterized by generating information for displaying the current system diagram and the distance-time curve in parallel.

One aspect of the method for examining a route according to the present invention includes a first operation curve generation step for generating a first operation curve for examining a signal current system between traffic lights, and a second operation curve generation step for calculating operation time. A first step of calculating a deceleration distance between transitions of signal presentations based on the first running curve generated by the second running curve generating step of generating a running curve and the first running curve generating step. and a second calculation step of calculating the distance interval and time interval between the preceding train and the succeeding train at the position of the signal based on the second running curve generated by the processing of the second running curve generating step. and a signal system diagram generating step for generating a signal system diagram based on the deceleration distance between signal system transitions calculated by the processing of the first computing step, and the processing of the second computing step. Based on the distance interval and the time interval calculated by the distance-time curve generation step for generating the distance-time curve, the signal current system diagram generated by the processing of the signal current system diagram generation step, and the second and a display information generating step of generating information for displaying in parallel the distance-time curves generated by the processing of the computing step of (1).

According to the present invention, it is possible to examine a better route division from the viewpoint of security.

FIG. 2 is a functional block diagram showing functions possessed by the route division examination system 1; FIG. It is a figure for demonstrating an example of a setting screen. It is a figure for demonstrating the 1st running curve 31 and the 2nd running curve 32. FIG. FIG. 2 is a diagram showing an example of a signal system diagram and a display of a distance-time curve (running interval curve); FIG. 4 is a diagram for explaining editing of a signal presentation system diagram; FIG. FIG. 4 is a diagram for explaining editing of a signal presentation system diagram; FIG. FIG. 4 is a diagram for explaining editing of a signal presentation system diagram; FIG. FIG. 4 is a diagram for explaining editing of a signal presentation system diagram; FIG. FIG. 4 is a diagram for explaining editing of a signal presentation system diagram; FIG. FIG. 4 is a diagram for explaining editing of a signal presentation system diagram; FIG. 4 is a flowchart for explaining processing executed by the route division examination system 1; 4 is a flowchart for explaining processing executed by the route division examination system 1;

A route division study system according to an embodiment of the present invention will be described below with reference to FIGS. 1 to 12. FIG.

FIG. 1 is a functional block diagram showing functions possessed by a route division examination system 1 according to an embodiment of the present invention.

Conventionally, when considering block allocation, based on track conditions and train performance, driving maneuvers are taken into account, that is, operation for calculating the actual operation time in consideration of stopping at stations etc. curves have been used. On the other hand, the route division examination system 1 of FIG. That is, a running curve for the case of the fastest running is generated, and based on this running curve, a signal current system diagram is generated.

The route division study system 1 of FIG. unit 16, signal examination running curve generation processing unit 17, driving time calculation running curve generation processing unit 18, deceleration distance calculation processing unit 19, signal current system diagram generation processing unit 20, driving interval calculation processing unit 21, It is composed of a time interval curve generation processing unit 22 , a display information generation unit 23 , an output control unit 24 and an edit information acquisition unit 25 .

The input control unit 11 is connected to an input device (not shown), an input interface, etc., and receives various types of information used in the processing described later and operation input by the user of the route division study system 1, and sets input information. Supplied to the corresponding parts of the operation information control unit 12, the information storage unit 13, the deceleration distance calculation information acquisition unit 14, the track facility information acquisition unit 16, the time interval curve generation information acquisition unit 15, and the edit information acquisition unit 25 do. The input control unit 11 corresponds to input control means.

When the input control unit 11 receives an operation input for starting various settings from the user of the route division study system 1, the setting operation information control unit 12 controls the display information generation unit 23, for example, as shown in FIG. A setting screen that allows the setting to be performed is output from the output control unit 24 to a display device (not shown) for display.

FIG. 2 shows a track data edit setting screen, which is an example of the setting screen. On the track data edit setting screen, tabs and the like for performing various settings such as route information for which route distribution is examined using the route distribution examination system 1 are displayed, and the user inputs various setting values in predetermined places. made possible. For example, in FIG. 2, the "traffic signal planting tab" is selected, and it is possible to set a section in which the planting of traffic signals is prohibited. The setting operation information control unit 12 stores various setting values input by the user with reference to the setting screen of FIG. 16 and the corresponding part of the time interval curve generation information acquisition unit 15 .

The information storage unit 13 stores various types of information used in the processing described later, and is stored by the deceleration distance calculation information acquisition unit 14, the track facility information acquisition unit 16, and the time interval curve generation information acquisition unit 15. information is obtained.

The deceleration distance calculation information acquisition unit 14 generates a signal examination driving curve by the signal examination driving curve generation processing unit 17, calculates the deceleration distance by the deceleration distance calculation processing unit 19, and the signal current system diagram generation processing unit 20. acquires information necessary for generating a signal current system diagram from the input control unit 11 or the information storage unit 13 and supplies it to the signal examination running curve generation processing unit 17 . The information acquired by the deceleration distance calculation information acquisition unit 14 includes, for example, parameters for calculating the deceleration distance, such as deceleration, inertia coefficient, idling time, and vehicle settings for generating a driving curve for signal examination. Values such as vehicle type, vehicle type, downhill speed limit, boarding efficiency, notch used, driving conditions such as traffic/stop pattern, traffic light indication, speed at passage setting, driving plan maximum speed, curve passage performance, curve passage vehicle performance, Turnout passage performance, etc.

The time interval curve generation information acquisition unit 15 generates a running curve for operating time calculation by the operating time calculation operating curve generation processing unit 18, calculates the operating time interval by the operating time interval calculation processing unit 21, and Information necessary for generation of the time interval curve by the time interval curve generation processing unit 22 is acquired from the input control unit 11 or the information storage unit 13 and supplied to the operating time calculation operation curve generation processing unit 18 . The information acquired by the time interval curve generating information acquisition unit 15 includes, for example, the set value of the margin distance for the stop indication (R), etc., and such information is used for the conventional operating curve for calculating the operating time. This is information necessary for calculation and the like.

The track facility information acquisition unit 16 generates a signal examination running curve by the signal examination running curve generation processing unit 17, calculates the deceleration distance by the deceleration distance calculation processing unit 19, and generates a signal by the signal system diagram generation processing unit 20. Generating a current system diagram, generating a running curve for calculating the operating time by the operating curve generating unit 18 for calculating the operating time, calculating the operating interval by the operating interval calculating unit 21, and creating the interval curve The generation processing unit 22 acquires the necessary track equipment information from the input control unit 11 or the information storage unit 13, and the signal examination running curve generation processing unit 17 and the operation It is supplied to the hour/minute calculation running curve generation processing unit 18 . The information acquired by the track facility information acquisition unit 16 includes, for example, route information of a target train for which route division is examined by the route division examination system 1, and the signal arrangement of the corresponding route. If a signal system has already been set for the corresponding route, the track facility information acquiring unit 16 can acquire the existing signal system.

Based on the information supplied from the deceleration distance calculation information acquisition unit 14 and the track equipment information acquisition unit 16, the signal review running curve generation processing unit 17 determines the operation continuation time and the margin width for the speed limit (for example, the train length × 1.3 times, etc.), assume that the train runs at the speed limit, do not consider stops at stations along the way, etc., and set high acceleration and deceleration as vehicle performance to achieve the fastest A driving curve when driving with is generated as a first driving curve that is a driving curve for signal examination, and supplied to the deceleration distance calculation processing unit 19 together with the information supplied from the deceleration distance calculation information acquisition unit 14. In the traffic curve calculation for signal examination, the signal position and the signal call position are used as calculation points. Since this first driving curve is the driving curve when driving at the fastest speed, that is, the deceleration distance in the block section is generated based on the condition that satisfies the confirmation distance or less set in the target block section It is a running curve that has been designed. The signal examination running curve generation processing unit 17 corresponds to the first running curve generating means.

The running time calculation running curve generation processing unit 18 generates a second running curve, which is a distance-time curve, based on the information supplied from the time interval curve generating information acquisition unit 15 and the track facility information acquisition unit 16. It is generated and supplied to the driving interval calculation processing unit 21 . When generating the second driving curve, the driving time calculation driving curve generation processing unit 18 uses a conventional method such as the method described in the above-mentioned Japanese Patent No. 6505645, for example, by the driver Various margin values are added in consideration of driving maneuvers, and stops at stations are considered. Further, the driving time calculation driving curve generation processing unit 18 sets the vehicle performance required for the actual transportation plan of the vehicle and generates the second driving curve. The operating time calculation operating curve generation processing unit 18 corresponds to second operating curve generating means.

FIG. 3 shows a first running curve 31 generated by the signal review running curve generation processing unit 17 and a second running curve 32 generated by the running time calculation running curve generation processing unit 18 .

The first running curve 31 is a running curve assuming that the train is operated at the fastest speed. In other words, the first running curve 31 is a running curve generated under the condition of the longest deceleration distance. be. This first running curve 31 is used for calculation of the deceleration distance by the deceleration distance calculation processing unit 19, which will be described later, and a signal current system diagram is generated based on the calculation result of the deceleration distance. On the other hand, for the second driving curve 32, for example, the method described in the above-mentioned Japanese Patent No. 6505645, etc., is used, and various margin values are set in consideration of the driver's driving maneuvers. In addition, it is generated considering the stop of the station. The second running curve 32 is a running curve used for calculation of the running time interval by the running time interval calculation processing unit 21, which will be described later.

That is, in the system 1 for examining route division, the calculation of the deceleration distance for generating the signal current system diagram and the calculation of the operation interval for generating the time interval curve diagram are performed using different operation curves. will be On the other hand, for example, in the conventional method, such as the technique described in the above-mentioned Patent Document 1, using a running curve similar to the second running curve 32, the block division is considered. .

Returning to FIG. 1, the deceleration distance calculation processing unit 19 calculates the deceleration distance based on the first driving curve 31 supplied from the signal examination driving curve generation processing unit 17 and various information, and It is supplied to the system diagram generation processing unit 20 . The deceleration distance calculation processing unit 19 corresponds to first calculation means.

Specifically, the deceleration distance calculation processing unit 19 first calculates the initial deceleration speed based on the traffic signal examination running curve and the position of the traffic signal. The deceleration distance calculation processing unit 19 calculates the passing speed on the first running curve 31 at the traffic light at the beginning of the route as the deceleration initial speed. Here, the calculation of the speed at the signal calling position is out of scope. At this time, the deceleration distance calculation processing unit 19 also calculates each block length.

Then, the deceleration distance calculation processing unit 19 reads the signal indicated speed of the target vehicle type of the driving curve for signal examination. Here, G, YG, Y, YY, and R are targeted, and the calculation pattern of the deceleration distance is G-YG, G-Y, YG-Y, YG-YY, Y-YY, Y-R , YY-R.

The deceleration distance calculation processing unit 19 can calculate the deceleration distance based on the minimum gradient or the average gradient at each transition between currents between each route. Whether the deceleration distance calculation processing unit 19 uses the minimum gradient or the average gradient to calculate the deceleration distance may be selectable by an operation input by the user of the route division examination system 1 .

Further, when the calculated deceleration distance is longer than the block section length, the deceleration distance calculation processing unit 19 calculates the shortfall of the distance, that is, [block length]-[deceleration distance between signal appearances], It is supplied to the system diagram generation processing unit 20 .

Returning to FIG. 1, the signal current system diagram generation processing unit 20 uses the deceleration calculation result supplied from the deceleration distance calculation processing unit 19 to generate a signal current system diagram, and supplies the system diagram from the deceleration distance calculation processing unit 19. It is supplied to the display information generation unit 23 together with the calculated result. The signal system diagram generation processing unit 20 corresponds to the signal system diagram generation means. Details of the signal system diagram will be described later using FIG. 4 as display data generated by the display information generation unit 23 .

Based on the information of the second running curve 32 supplied from the running time calculation running curve generation processing unit 18, the running time interval calculation processing unit 21 calculates the distance interval and the time interval between the preceding train and the following train. is calculated and supplied to the time interval curve generation processing unit 22 . The driving interval calculation processing unit 21 corresponds to the second calculation means.

The time interval curve generation processing unit 22 calculates the distance interval between the preceding train and the following train based on the calculation result of the time interval representing the interval between the two trains, the preceding train and the following train, supplied from the operation interval calculation processing unit 21. and a distance-time curve (driving time interval curve) indicating the time interval, and supplies it to the display information generating unit 23 . The interval curve generation processing unit 22 corresponds to distance-time curve generation means. Details of the distance-time curve (driving interval curve) will be described later with reference to FIG.

The display information generating unit 23 generates the signal system diagram supplied from the signal system diagram generation processing unit 20 and the distance-time curve (operating time interval curve) supplied from the time interval curve generation processing unit 22. Based on this, for example, as shown in FIG. 4, display data for displaying a signal current system diagram and a distance-time curve (driving interval curve) in parallel is generated and supplied to the output control unit 24. . The display information generation unit 23 corresponds to display information generation means.

Further, the display information generation unit 23 generates display data for the setting screen described with reference to FIG. In addition, the display information generation unit 23 supplies the generated display data and various set values used for generating the display data to the information storage unit 13 under the control of the edit information acquisition unit 25 to store them therein. .

The output control unit 24 receives the display data generated by the display information generation unit 23 and outputs the data to a display device (not shown) for display or to a printing device (not shown) for printing.

FIG. 4 shows an example of a display of a signal current system diagram and a distance-time curve (driving interval curve) generated by the display information generation unit 23, output by the output control unit 24, and displayed on a display device (not shown). indicates Here, the signal current system diagram is displayed on the left side, and the distance-time curve (driving interval curve) is displayed on the right side in parallel.

In the traffic light display area 61 of the signal display system diagram, the traffic lights 61-1 to 61-8 are displayed together with the distance between the signals, that is, the value indicating the block length. Five views of YG, Y, YY, and R are displayed. In the signal display area 62, transition straight lines 63-1 and 63-2 indicating the transition of the signal display set at the time of driving time interval calculation or used for the time interval calculation, and the transition of the signal display. , the deceleration distance calculated by the deceleration distance calculation processing unit 19 is displayed. If the set deceleration distance for the signal transition is longer than the route section length, the display information generation unit 23 calculates the shortfall of the distance calculated by the deceleration distance calculation processing unit 19, that is, [route length]- Generates display data in which [deceleration distance between signal occurrences] is displayed as a negative value.

As shown in FIG. 4, the calculated value of the deceleration distance at the transition of the signal appearance in each route section is displayed, so that the user of the system 1 for examining the route division can easily understand the route division and the signal appearance system. It becomes possible to examine the transition.

In the time curve display area 64 , the time curve generated by the time curve generation processing unit 22 is displayed on the same distance axis as the traffic light display area 61 and the signal display area 62 . Also, in the interval curve display area 64, a display window 65 displaying parameters and conditions for creating an interval curve can be displayed.

A user of the route division study system 1 can, for example, edit traffic signal positions and transitions of signal indications based on the data displayed on the display screen described with reference to FIG.

Returning to FIG. 1 again, the editing information acquisition unit 25, for example, receives information corresponding to an operation input from the user of the route division study system 1 with reference to the display screen described with reference to FIG. The edited information supplied from and newly set is supplied to the information storage unit 13 and stored, and the display information generation unit 23, the signal examination running curve generation processing unit 17, and the running time calculation running curve generation processing Supply to section 18 . The display information generator 23 updates the display based on the supplied information. The signal examination running curve generation processing unit 17 and the running time calculation running curve generation processing unit 18 perform recalculation based on the supplied information. Below, the deceleration distance calculation processing unit 19, the signal current system diagram generation processing unit 20, the time interval curve generation processing unit 22, the driving time interval calculation processing unit 21, and the display information generation unit 23 are performed in the same manner as described above. to execute processing based on the recalculation results.

5 to 10, the editing operation and recalculation of the signal presentation system diagram by the user of the route division study system 1 with reference to the display screen explained using FIG. 4 will be explained.

A user of the route division study system 1 who refers to the display screen described with reference to FIG. If selected, the edit information acquisition unit 25 receives an input of information indicating the selection of the traffic light 61-2 by the user from the input control unit 11, controls the display information generation unit 23, and displays the signal as shown in FIG. , causes the traffic light editing window 72 to be displayed. This traffic light edit window 72 has a transfer button 73, a delete button 74, an add button 75, a name edit field 76, a position edit field 77, an OK button, and an OK button for editing information about the traffic light 61-2 selected by the cursor 71. A button 78 and a cancel button 79 are provided.

As shown in FIG. 5, the traffic light 61-2 is selected with the cursor 71, the move button 73 of the traffic light editing window 72 is selected, and if fine adjustment of the traffic light position is required, the position information of the traffic light is displayed in the position editing column 77. When the OK button 78 is pressed after the numerical value indicating , controls the display information generation unit 23 to generate display data for moving and displaying the traffic signal 61-2 to the corresponding position in the traffic signal display area 61, and outputs it from the output control unit 24 to a display device (not shown). to display. When the cancel button 79 is pressed, the display of the traffic signal display area 61 is not changed. In addition, in the setting screen described using FIG. 2, if a section where construction of traffic signals is prohibited is set, and in the traffic signal relocation settings, a section where construction is prohibited is set as a relocation destination, the setting operation The information control unit 12 controls the display information generation unit 23 to generate display data of a warning window (not shown) that warns that the corresponding position is a section where erection is prohibited, and the output control unit 24 Then, the data can be output to a display device (not shown) and displayed, and the relocation setting can be rejected.

As shown in FIG. 6, when the traffic light 61-3 is selected by the cursor 71, the delete button 74 of the traffic light edit window 72 is selected, and the OK button 78 is pressed, the input control unit 11 allows the user to select the traffic light 61-3. The edit information acquisition unit 25, which receives the input of the information indicating the selection of -3 and the operation of pressing the delete button 74, controls the display information generation unit 23 to generate display data from which the traffic light 61-3 has been deleted, The data is output from the output control unit 24 to a display device (not shown) for display.

Further, as shown in FIG. 7, a position corresponding to none of the traffic lights 61-1 to 61-8 is selected with the cursor 71, the add button 75 of the traffic light edit window 72 is selected, and the name is input, and if fine adjustment of the traffic signal position is required, a numerical value indicating the position information of the traffic signal is input in the position edit field 77, and then the OK button 78 is pressed. 71, the press operation of the add button 75, and the input of information indicating various settings, the edit information acquisition unit 25 controls the display information generation unit 23 to display the traffic lights as shown in FIG. Display data showing a new traffic light 61-a is generated at the corresponding position of the display area 61, and output from the output control unit 24 to a display device (not shown) for display. In addition, in the setting screen described using FIG. 2, when a section where construction of a traffic signal is prohibited is set, and a section where construction is prohibited is set as an addition destination in the additional setting of the traffic signal, the setting operation The information control unit 12 controls the display information generation unit 23 to generate display data of a warning window (not shown) that warns that the corresponding position is a section where erection is prohibited, and the output control unit 24 Then, the data can be output to a display device (not shown) and displayed, and the additional setting of the traffic light can be rejected.

As shown in FIG. 9, when a transition straight line of any signal appearance in the signal appearance display area 62 is selected with the cursor 71, a signal appearance transition edit window 81 is displayed. The signal presentation transition edit window 81 is provided with a signal presentation transition setting column 82 , an OK button 83 and a Cancel button 84 . When any of the transition straight lines of the signal appearance in the signal appearance display area 62 is selected with the cursor 71, the necessary information is entered in the signal appearance transition setting column 82, and the OK button 83 is selected, the input The editing information acquisition unit 25 receives input from the control unit 11 of information indicating the user's selection of the transition straight line of the signal presentation, various setting values, and the pressing operation of the OK button 83 , and controls the display information generation unit 23 . Then, display data in which the transition of the signal appearance is changed based on the setting is generated, and output from the output control unit 24 to a display device (not shown) for display. When the cancel button 84 is pressed, the display of the signal display area 62 is not changed.

For example, as described using FIG. 8, the addition of the traffic light 61-a is edited, and as described using FIG. When the user who refers to the display screen presses the save signal system button 91, the input control unit 11 outputs information indicating the user's operation to press the save button 91 for the signal system and various edited data. The editing information acquisition unit 25 that has received the input of the information supplies the corresponding editing information to the information storage unit 13 for storage.

When the user refers to the display screen shown in FIG. 10 and presses the recalculation button 92, the input control unit 11 outputs information indicating the user's pressing operation of the recalculation button 92 and edited various information. , the edited information acquisition unit 25 supplies the corresponding edited information to the signal review running curve generation processing unit 17 and the driving time calculation running curve generation processing unit 18 . The signal examination running curve generation processing unit 17 and the running time calculation running curve generation processing unit 18 perform recalculation based on the supplied information. The generation processing unit 20, the time interval curve generation processing unit 22, the driving time interval calculation processing unit 21, and the display information generation unit 23 execute processing based on the recalculation results in the same manner as described above.

The display image data generated as a result of the recalculation by the display information generation unit 23 is supplied to the output control unit 24 and output to a display device (not shown) for display.

In this way, in the system 1 for examining route division, the user edits the position of the traffic signal and the transition of the current system while confirming the display of the signal current transition and the time interval curve, recalculates the result, and displays the result. Since it can be confirmed, it is possible to examine the block division more specifically and in an easy-to-understand manner.

In this way, the system 1 for examining the route division includes the signal examination running curve generation processing unit 17, which is a first running curve generating means for generating the first running curve 31 for examining the signal presentation system between the traffic lights. Generated by the operating time calculation operating curve generation processing unit 18 and the signal review operating curve generation processing unit 17, which are the second operating curve generating means for generating the second operating curve 32 for operating time calculation. A deceleration distance calculation processing unit 19, which is a first calculation means for calculating a deceleration distance between signal transitions, and a driving curve generation processing unit 18 for calculating driving time, based on the first driving curve 31 thus generated. Based on the second operation curve 32 generated by the operation interval calculation processing unit 21 which is the second calculation means for calculating the distance interval and time interval between the preceding train and the following train at the position of the signal, and the deceleration distance a signal system diagram generation processing unit 20 which is a signal system diagram generation means for generating a signal system diagram based on the deceleration distance between transitions of the signal system calculated by the calculation processing unit 19; A time interval curve generation processing unit 22, which is a distance-time curve generation means for generating a distance-time curve based on the distance interval and the time interval calculated by the time interval calculation processing unit 21, and signal current system diagram generation processing. A display information generation unit 23, which is display information generation means for generating information for displaying in parallel the signal presentation system diagram generated by the unit 20 and the distance-time curve generated by the time interval curve generation processing unit 22. Therefore, not only the operation curve that has been used to determine the position of conventional traffic lights, but also the deceleration distance in the block section is less than or equal to the confirmation distance set in the target block section. By using the calculated running curve, it is possible to examine the route division better from the point of view of safety.

Next, processing executed by the route division examination system 1 will be described with reference to the flowcharts of FIGS. 11 and 12 .

In step S1, the deceleration distance calculation information acquisition unit 14 acquires information necessary for deceleration distance calculation, the track facility information acquisition unit 16 acquires the track facility information, and the time interval curve generation information acquisition unit 15 acquires time interval curve generation. Necessary information is acquired from the input control unit 11 or the information storage unit 13, respectively. The deceleration distance calculation information acquisition unit 14 generates a signal examination driving curve (first driving curve 31 described using FIG. 3) by the signal examination driving curve generation processing unit 17, and the deceleration distance calculation processing unit 19 Information necessary for calculating the deceleration distance and for generating the signal system diagram by the signal system diagram generation processing unit 20 is supplied to the signal examination running curve generation processing unit 17 . The time interval curve generation information acquisition unit 15 generates the operation curve for calculating the operation time (the second operation curve 32 described using FIG. 3) by the operation curve generation processing unit 18 for calculating the operation time. The information necessary for the calculation of the driving interval by the interval calculation processing unit 21 and the generation of the interval curve by the interval curve generation processing unit 22 is supplied to the operation curve generation processing unit 18 for operation time calculation. The track facility information acquisition unit 16 supplies information necessary for each to the signal review running curve generation processing unit 17 and the running time calculation running curve generation processing unit 18 .

In step S2, the signal review running curve generation processing unit 17, based on the information supplied from the deceleration distance calculation information acquisition unit 14 and the track facility information acquisition unit 16, the running time and the margin width ( For example, by ignoring the train length x 1.3 times, etc., assuming that the train will run at the speed limit, and not considering stops at stations along the way, and setting high acceleration and deceleration as vehicle performance. , generates the first driving curve 31 described with reference to FIG. .

In step S3, the deceleration distance calculation processing unit 19 calculates the deceleration distance based on the first running curve 31 supplied from the signal review running curve generation processing unit 17 and various information, and calculates the deceleration distance. Supplied to diagram generation processing unit 20

In step S4, the signal current system diagram generation processing unit 20 uses the deceleration calculation result supplied from the deceleration distance calculation processing unit 19 to generate a signal current system diagram, which is supplied from the deceleration distance calculation processing unit 19. It is supplied to the display information generation unit 23 together with the calculated result.

In step S5, the operation curve generation processing unit 18 for operation time calculation generates a distance-time curve based on the information supplied from the time interval curve generation information acquisition unit 15 and the track facility information acquisition unit 16. 3 is generated and supplied to the driving interval calculation processing unit 21 .

In step S6, the driving time interval calculation processing unit 21 generates two trains, the preceding train and the following train, based on the second running curve 32 supplied from the running time calculation running curve generation processing unit 18 and various information. A time interval representing an interval between trains is calculated and supplied to the time interval curve generation processing unit 22 .

In step S7, the time interval curve generation processing unit 22 calculates the interval between the preceding train and the following train based on the calculation result of the interval between the two trains, the preceding train and the following train, supplied from the operation interval calculation processing unit 21. A distance-time curve (operating interval curve) indicating the distance interval and time interval of the train is generated and supplied to the display information generation unit 23 .

In step S8, the display information generating unit 23 generates the signal system diagram supplied from the signal system diagram generation processing unit 20, and the distance-time curve (driving time curve) supplied from the time interval curve generation processing unit 22. Based on the interval curve), for example, display data for displaying the signal current system diagram and the distance-time curve (operating interval curve) in parallel as described using FIG. It is supplied to the control section 24 . The output control unit 24 receives the display data generated by the display information generation unit 23 and outputs the data to a display device (not shown) for display.

In step S<b>9 , based on the information supplied from the input control section 11 , the editing information acquisition section 25 determines whether an operation input for inputting editing information has been received from the user. In step S9, if it is determined that an operation input for inputting editing information has not been received from the user, the process proceeds to step S13, which will be described later.

When it is determined in step S9 that an operation input for inputting editing information has been received from the user, in step S10, the editing information acquisition unit 25 acquires the content edited by the user, supplied from the input control unit 11. . The edited information acquisition unit 25 supplies the information edited by the user, which is supplied from the input control unit 11, to the information storage unit 13 to store it, and also supplies the signal examination running curve generation processing unit 17 and the operation time calculation operation It is supplied to the curve generation processing section 18 .

In step S11, the edit information acquisition unit 25 controls the display information generation unit 23 based on the content edited by the user supplied from the input control unit 11 to generate display data corresponding to the content of the operation performed by the user. , output from the output control unit 24 to a display device (not shown) for display. Specific examples of the processing of steps S10 and S11 are as described with reference to FIGS. 5 to 9, for example.

In step S12, the edit information acquisition unit 25 determines whether or not the recalculation button 92 described with reference to FIG. do. If it is determined in step S12 that the recalculation button 92 has been pressed, the process returns to step 2 described above, and it is determined that an input has been made in step S9. Based on the information supplied to the irrigation run curve generation processing unit 18, the subsequent processes are repeated.

If it is determined in step S12 that the recalculate button 92 has not been pressed, then in step S13 the edit information acquisition unit 25 calculates FIG. It is determined whether or not the user has pressed the save button 91 of the signal presentation system described above. If it is determined in step S13 that the save button 91 of the signal presentation system has not been pressed, the process proceeds to step S15, which will be described later.

If it is determined in step S13 that the save button 91 of the signal presentation system has been pressed, in step S14 the edit information acquisition unit 25 stores the corresponding edit information supplied from the input control unit 11 in the information storage unit 13 , and controls the display information generation unit 23 to supply the generated display data and the information used to generate the display data to the information storage unit 13 for storage.

When it is determined in step S13 that the save button 91 of the signal presentation system has not been pressed, or after the process of step S14 is completed, in step S15, the input control unit 11 receives a request from the user to terminate the system. It is determined whether or not an operation input to command has been received. If it is determined in step S15 that the command to terminate the system has not been issued, the process returns to step S9 and the subsequent processes are repeated. If it is determined in step S15 that the system termination has been commanded, the process is terminated.

Through such processing, in the route division study system 1, the first running curve 31 is generated, the second running curve 32 is generated, and based on the first running curve 31, between the transitions of the signal appearance is calculated, the distance interval and time interval between the preceding train and the following train are calculated based on the second running curve 32, and the signal presentation system diagram is calculated based on the deceleration distance between transitions of the signal presentation is generated, a distance-time curve is generated based on the distance interval and the time interval, and the signal current system diagram and the distance-time curve are displayed in parallel, so it has been used for position determination of conventional traffic lights From the viewpoint of security, it is possible to improve safety by using not only the running curve that was created, but also the running curve generated based on the condition that the deceleration distance in the block section is less than or equal to the confirmation distance set for the target block section. It is possible to examine the block division.

The series of processes described above can be executed by hardware or by software. When a series of processes is executed by software, the programs that make up the software are built into dedicated hardware, or various functions can be executed by installing various programs. It can be installed from a program recording medium, for example, in a general-purpose personal computer.

The program executed by the computer may be a program that is processed in chronological order according to the order described in this specification, or may be executed in parallel or at a necessary timing such as when a call is made. It may be a program in which processing is performed.

Moreover, the embodiments of the present invention are not limited to the above-described embodiments, and various modifications can be made without departing from the gist of the present invention.

DESCRIPTION OF SYMBOLS 1... Route division examination system 11... Input control part 12... Setting operation information control part 13... Information storage part 14... Information acquisition part for deceleration distance calculation 15... Information acquisition part for time interval curve generation 16... Track facility information acquisition unit 17 Signal examination running curve generation processing unit 18 Running time calculation running curve generation processing unit 19 Deceleration distance calculation processing unit 20 Signal current system diagram generation processing unit 21 ... Driving interval calculation processing unit, 22 ... Time interval curve generation processing unit, 23 ... Display information generation unit, 24 ... Output control unit, 25 ... Edit information acquisition unit

Claims (5)

A first running curve generating means for examining a signal presenting system between traffic lights and generating a first running curve when the train is driven at the fastest speed without considering stops at intermediate stations;
a second running curve generating means for generating a second running curve for calculating running hours;
a first calculating means for calculating a deceleration distance between transitions of signal indications based on the first running curve generated by the first running curve generating means;
a second computing means for calculating a distance interval and a time interval between the preceding train and the succeeding train at the position of the signal based on the second running curve generated by the second running curve generating means;
a signal system diagram generating means for generating a signal system diagram based on the deceleration distance between transitions of the signal system calculated by the first computing means;
distance-time curve generating means for generating a distance-time curve based on the distance interval and the time interval calculated by the second computing means;
display information generation for generating information for displaying in parallel the signal system diagram generated by the signal system diagram generation means and the distance-time curve generated by the distance-time curve generation means; A route division examination system characterized by having means. The route division examination system according to claim 1,
The route division examination system, wherein the display information generating means generates information for displaying the deceleration distance between transitions of the signal appearance on the signal appearance system diagram. The route division examination system according to claim 1 or 2,
further comprising input control means for controlling operation input from the user;
The input control means controls an operation input instructing a change of the signal presentation system,
The first computing means calculates a deceleration distance after the change based on the change of the signal presentation system whose input is controlled by the input control means,
A route division examination system, wherein the display information generating means generates information for displaying the calculated deceleration distance after the change on the signal current system diagram. The route division examination system according to any one of claims 1 to 3,
further comprising input control means for controlling operation input from the user;
The input control means controls an operation input that instructs to change the position information of the traffic light,
The first computing means calculates the deceleration distance based on the changed position information whose input is controlled by the input control means,
the second computing means calculates the changed distance interval and the time interval based on the changed position information whose input is controlled by the input control means;
The signal system diagram generating means updates the signal system diagram based on the changed deceleration distance calculated by the first computing means,
The distance-time curve generating means updates the distance-time curve based on the changed distance interval and the time interval calculated by the second computing means,
The route division examination system, wherein the display information generating means generates information for displaying the updated signal current system diagram and the distance-time curve in parallel. A first running curve generation step for examining a signal presentation system between traffic lights and generating a first running curve when the train is driven at the fastest speed without considering stops at intermediate stations;
a second driving curve generating step for generating a second driving curve for driving time calculation;
a first computing step of calculating a deceleration distance between transitions of signal indications based on the first running curve generated by the processing of the first running curve generating step;
a second calculation step of calculating a distance interval and a time interval between the preceding train and the succeeding train at the position of the traffic signal based on the second running curve generated by the processing of the second running curve generating step;
a signal appearance system diagram generation step of generating a signal appearance system diagram based on the deceleration distance between transitions of the signal appearance calculated by the processing of the first calculation step;
a distance-time curve generation step of generating a distance-time curve based on the distance interval and the time interval calculated by the processing of the second calculation step;
Generating information for displaying the signal system diagram generated by the process of the signal system diagram generating step and the distance-time curve generated by the process of the distance-time curve generating step in parallel. and a step of generating display information.

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