JP5249153B2 - Early operation restart support system during earthquake using planar earthquake motion prediction - Google Patents

Description

  The present invention relates to an early operation restart support system during an earthquake using planar earthquake motion prediction.

Conventionally, in order to ensure the safety of train travel in the event of a natural disaster, data from various sensors installed along the railway line and information from station staff, drivers, and external organizations are collected to issue operational regulations, release regulations, and operate It is used for determination of resumption (see Patent Documents 1 to 3 below).
For example, if an earthquake occurs, observe seismic motion with seismometers discretely installed on the ground, and if the observed value exceeds the reference value, stop train operation in a predetermined section, Inspection and patrol are carried out.

Japanese Patent No. 2595412 JP 2006-284200 A JP 2006-343126 A

However, in the case of the system as described above, there is a problem that it takes a considerable time from the stop of train operation to the restart of operation after completion of inspection and patrol.
In view of the above situation, the present invention realizes surface earthquake motion prediction and damage prediction by combining various information with earthquake motion data measured at a plurality of points, and realizes early operation restart by using the prediction. The purpose is to provide an early operation resumption support system during earthquakes that uses surface earthquake motion prediction.

In order to achieve the above object, the present invention provides
[1] In an earthquake early operation resumption support system using planar earthquake motion prediction, a plurality of seismometers arranged along the line of the line , a command station where geospatial information is set, and the inside of the line A maintenance management office, and the command station aggregates earthquake observation data from the plurality of seismometers and natural disaster information provided from an external organization, and the natural disaster information and the geospace are included in the earthquake observation data. by complementing the information, performs a pre-SL line path wayside faceted seismic hazard, the seismic hazard and the line section of the line wayside structure and said structure on the basis of the specification data of the line or lines the damage prediction lines, on the basis of the damage estimation, the automatically determine the presence or absence of necessity of line wayside circulation of railway section, information of the cyclic range to the maintenance office if you need for cyclic Is automatically distributed .

  [2] In the earthquake early operation resumption support system using the ground motion prediction described in [1] above, the geospatial information is information on the ground, geology, landform, structure, or track. .

According to the present invention, to complement a variety of information to the ground motion data measured by a plurality of points, it is possible to perform the measurement surface seismic Do予 including where seismometer is not installed. Furthermore, the presence or absence of damage and the traveling range can be automatically communicated to the relevant places, and the operation can be restarted quickly by shortening the traveling range and shortening the time until the start of the traveling.

It is a schematic diagram of the early operation restart support system at the time of an earthquake using the planar earthquake motion prediction which shows the Example of this invention. It is a block diagram of the control processing apparatus of the command center of the early operation restart support system at the time of an earthquake using the planar earthquake motion prediction which shows the Example of this invention. It is an operation | movement flowchart of the early operation restart support system at the time of an earthquake using the planar earthquake motion prediction which shows the Example of this invention.

A system for supporting early restart of operations during earthquakes using area seismic motion prediction includes a plurality of seismometers arranged along the line of the line , a command station where geospatial information is set , and maintenance management in the line and a Tokoro, the dispatching office will consolidate and natural disaster information provided by the seismic observation data and external organizations from the plurality of seismometers, the natural disaster information and the geo-spatial information in the seismic observation data by complementing performs pre SL line path wayside faceted seismic hazard, the structure and track damage based on specification data structures and railways lines wayside said the land motion prediction of this line section What line prediction, based on the damage estimation, automatically determine the presence or absence of necessity of line wayside cyclic said track section, if there a need for patrol information cyclic range to the maintenance office Deliver automatically .

Hereinafter, embodiments of the present invention will be described in detail.
FIG. 1 is a schematic diagram of an early operation restart support system during earthquake using planar earthquake motion prediction showing an embodiment of the present invention, and FIG. 2 is a block diagram of a control processing device at a command center of the early operation restart support system during earthquake It is.
In these drawings, 1 is a track on which a train 9 travels (including bridges, overpasses, tracks laid on embankments, etc.), 2 is a command station, 3 is a control processing device for the command station 2, 4, 4 ' Is a seismometer located along the track along the track , 5 is an external organization that provides information on natural disasters such as the Japan Meteorological Agency, 6 is a maintenance office in the track, 7 is the topography along the track 1, 8 Is a structure provided along the track 1.

As shown in FIG. 2, the control processing device 3 of the command center 2 includes a central processing unit 3A, geospatial information (ground / geological / terrain / structure) storage unit 3B, observation information storage unit 3C, and earthquake motion estimation unit 3D. A transmission / reception device 3E is provided. The transmission / reception device 3E receives the earthquake observation data from the seismometers 4 and 4 ′ and information from the external organization 5 such as the Japan Meteorological Agency, and transmits the early operation restart support information during the earthquake to the train 9 and the maintenance management station 6. Note that as the transmission / reception device 3E, wired, wireless, or other transmission / reception means can be used.

  After the earthquake ends, the seismic observation data observed by the seismometers 4 and 4 'in the line section and the information from the external organization 5 that provides the natural disaster information such as the Japan Meteorological Agency are the control processing device 3 of the command station 2 Sent to. The seismic observation data and natural disaster information are stored in the observation information storage unit 3C, and the seismic motion estimation unit uses the stored observation information and the geospatial information stored in advance in the geospatial information storage unit 3B. In 3D, surface earthquake motion prediction (prediction of earthquake amplitude and frequency characteristics) along the line 1 of the line section is performed. Here, seismometers 4 and 4 'are arranged along the line 1 of the line section, and the seismic observation data from these seismometers 4 and 4' is sent to the command station 2, so these seismic observations By supplementing the data with information from the external organization 5 and geospatial information, it is possible to predict the ground motion along the line 1 between the seismometers 4 and 4 'where no seismometer is installed. Yes.

With this configuration, it is possible to predict earthquake motion with high accuracy and high density.
Furthermore, based on the predicted ground motion along the track 1 and the data on the structure 8 and the data of the track 1, damage prediction of the structure 8 and the track 1 is performed, and the necessity of the tour and the range of the tour are automatically determined. Judgment. When it is determined that the patrol is necessary, the patrol range information is automatically transmitted to the maintenance management office 6.

As a result, the time until the start of patrol can be shortened, and patrol can be performed only in necessary places, so that the operation can be resumed early.
FIG. 3 is an operation flowchart of the early operation restart support system at the time of earthquake using planar earthquake motion prediction showing an embodiment of the present invention.
(1) The geospatial information is stored in advance in the geospatial information storage unit 3B of the control processing device 3 of the command station 2 (step S1).

(2) Collect the earthquake observation data measured by the seismometers 4 and 4 'located along the line 1 in the line section, and the natural disaster information from the external organization 5 such as the Japan Meteorological Agency, etc. The observation information is stored in the observation information storage unit 3C (step S2).
(3) the observed seismic observation data seismometer 4,4 ', complement the natural disaster information and geospatial information from an external engine 5, the plane of the line wayside of the line section manner in ground motion estimator 3D A high-precision and high-density earthquake motion prediction is performed (step S4).

(4) Based on the predicted seismic motion and the data on the structure 8 along the track and the data on the track 1, damage prediction of the structure 8 and the track 1 is performed, and the necessity of the tour and the range of the tour are automatically determined (Step S4).
(5) If it is determined that a patrol is necessary, the command center 2 automatically distributes information on the patrol range to the maintenance management station 6 (step S5).

  In addition, this invention is not limited to the said Example, Based on the meaning of this invention, a various deformation | transformation is possible and these are not excluded from the scope of the present invention.

  The early operation restart support system during earthquake using the surface earthquake prediction of the present invention can be used as a tool that can contribute to the early restart of railway after an earthquake by performing high-precision and high-density earthquake motion prediction. It is.

DESCRIPTION OF SYMBOLS 1 Track 2 Command center 3 Control processing unit 3A Central processing unit 3B Geospatial information storage unit 3C Observation information storage unit 3D Earthquake motion estimation unit 3E Transmitter / receiver 4, 4 'Seismometer 5 External engine 6 Maintenance management station in line section 7 Track Landform along the railway 8 Structures along the railway 9 Train

Claims (2)

(A) a plurality of seismometers arranged along the track in the line section;
(B) a command center where geospatial information is set;
(C) a maintenance management office in the line section ;
(D) the dispatching office will consolidate and natural disaster information provided by the seismic observation data and external organizations from the plurality of seismograph, to complement the natural disaster information and the geo-spatial information in the seismic observation data it is, performs pre-SL line path wayside faceted seismic hazard, lines the structure and track damage prediction based on specification data structures and railways lines wayside said the 該地 motion prediction line section Thus, based on the damage prediction, it is automatically determined whether there is a need for patrol along the line of the line section, and if there is a need for patrol, information on the patrol range is automatically sent to the maintenance management office. An early operation restart support system during earthquakes using surface earthquake motion prediction characterized by distribution .   2. The earthquake early operation resumption support system using the earthquake motion prediction according to claim 1, wherein the geospatial information is information on the ground, geology, topography, structure or track. An early operation restart support system during earthquakes using predictions.

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