WO2018173694A1 - Système de surveillance et procédé de surveillance - Google Patents

Système de surveillance et procédé de surveillance Download PDF

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Publication number
WO2018173694A1
WO2018173694A1 PCT/JP2018/008014 JP2018008014W WO2018173694A1 WO 2018173694 A1 WO2018173694 A1 WO 2018173694A1 JP 2018008014 W JP2018008014 W JP 2018008014W WO 2018173694 A1 WO2018173694 A1 WO 2018173694A1
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WO
WIPO (PCT)
Prior art keywords
information
train
unit
control unit
shooting
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Application number
PCT/JP2018/008014
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English (en)
Japanese (ja)
Inventor
功 丸林
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株式会社日立国際電気
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Priority to JP2019507493A priority Critical patent/JP6805328B2/ja
Publication of WO2018173694A1 publication Critical patent/WO2018173694A1/fr

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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10—Technologies relating to charging of electric vehicles
    • Y02T90/16—Information or communication technologies improving the operation of electric vehicles

Definitions

  • the present invention relates to a monitoring system and a monitoring method, and more particularly to sharing of a monitored object in train operation.
  • the danger situation visually observed by the driver while driving is communicated to the command center through conversation using the train radio, and if necessary, the situation can be communicated through the conversation from the command center to the driver of the following train using the train radio. It is a voice message system that tells. Because it is a conversational message, there is little information to accurately grasp the contents. Therefore, there is a possibility that it is not sufficient to accurately convey the danger to the command center where the danger should be judged and also to the following train operator.
  • dangerous events in train operations include, for example, rockfalls, landslides, fallen trees, deep snow, increased water (rivers, bridges), poor visibility (wildfire, fog, rain), approach (people, animals), infrastructure facilities, etc. It ’s bad.
  • a dedicated inspection vehicle as in Patent Document 1, for example.
  • the present invention has been made in view of the above-described conventional circumstances, and an object of the present invention is to make it possible to accurately share the dangers found by the drivers.
  • a monitoring system is a monitoring system including a plurality of trains and a monitoring center, and the train includes a camera that captures the outside of the vehicle, and a stationary image captured by the camera. Acquires position information of the own train, a recording device that records at least one of an image and a video, an operation unit operated by a user, a wireless unit that wirelessly transmits at least one of a still image and a video captured by the camera When the operation unit is operated, the shooting information including the position information acquired by the position information acquisition unit and at least one of a still image and a video shot by the camera, A first control unit that transmits from the radio unit, and the monitoring center stores a communication unit that receives the imaging information transmitted from the radio unit of the train, and stores train operation information. An information storage unit and a second control unit that transmits the shooting information from the communication unit to a train subsequent to the train that has transmitted the shooting information based on the operation information stored in the operation information storage unit. It is a first control unit that transmits from the radio unit,
  • the danger found by the driver can be accurately shared.
  • FIG. 1 is a diagram illustrating a configuration example of a monitoring system according to an embodiment of the present invention.
  • the monitoring system shown in FIG. 1 is a railway monitoring system, and trains 10-1 and 10-2 traveling on the tracks (in the case where the trains are not distinguished are described with reference numeral 10), a monitoring center 20, and a base station 30. -1 and 30-2 (in the case of not distinguishing the base stations, description will be made with reference numeral 20) and a network 40.
  • a still image and a video (moving image) outside the vehicle photographed by the camera of the train 10 are shared by the monitoring center 20 and other trains 10, and mainly trains related to disaster information and infrastructure equipment information of the railway system. This is to detect and judge dangerous events in the operation of the car.
  • a still image or video captured by the train 10 is transmitted from the train 10 to the base station 30 wirelessly and transmitted to the monitoring center 20 via the network 40.
  • still images and videos taken by the train 10-1 are transmitted to the other train 10-2 via the base station 30-2.
  • the train 10 is composed of one or a plurality of vehicles.
  • FIG. 1 illustrates the case where there are two trains 10-1 and 10-2, the number of trains 10 is not limited in this monitoring system.
  • the train 10 is configured as shown in FIG. 2, for example, and includes a front monitoring camera 11, a HUB 12, a video recording device 13, an operation unit 14a, a microphone / speaker 14b, a radio unit 15, an operation management server 16, a GPS (Global Positioning). System) a receiving unit 17, a monitor 18, and a control unit 19 are provided.
  • GPS Global Positioning
  • the front monitoring camera (hereinafter simply referred to as a camera) 11 is a camera that captures the outside of the train 10 and images the front, side, and rear of the train in the traveling direction.
  • the camera 11 is photographing the front.
  • the camera 11 captures images within a predetermined field of view (view angle) at a predetermined imaging frame rate.
  • the camera 11 converts the captured video (live video) to H.264. It is compressed in a format such as H.264 / MPEG4 / JPEG and transmitted to the video recording apparatus 13 and the monitor 18 via the HUB 12 and the network cable.
  • the HUB 12 connects a camera 11, a video recording device 13, a microphone / speaker 14 b, a monitor 18, and a control unit 19.
  • the video recording device 13 records a video or still image captured by the camera 11 and always records the input camera video in association with the camera 11 that captured the video and the imaging time.
  • the operation unit 14a is operated by a user such as a driver of the train 10, and is, for example, a button or a switch.
  • the microphone / speaker 14b includes a microphone for recording and transmitting a user's call and a speaker for notifying the received voice and the like.
  • the wireless unit 15 performs wireless communication with the base station 30 and includes a wireless antenna 15a.
  • the wireless method of the wireless unit 15 is not limited in the present invention, and a wireless line capable of transmitting video such as LTE (Long Term Evolution), WiMAX, and wireless LAN is appropriately adopted. Note that these wireless lines may be public networks or private networks.
  • the operation management server 16 holds at least operation information of the train 10 and is connected to other systems of the train 10.
  • the train 10 operation information includes, for example, train speed information, train position information (how far), entrance / exit door opening / closing information (information on whether the entrance door is open or closed), operation route information, stop station information, Hours information, information on the platform at the next stop or currently stopped station (for example, information on whether the left door is the entrance or the right door is the entrance), the number of vehicles, Train traveling direction information is included.
  • the GPS receiver 17 includes a GPS antenna 17a and acquires position information of the train 10.
  • the monitor 18 displays information on the train 10 and information received by the wireless unit 15.
  • the control part 19 controls the whole apparatus of the train 10, and is implement
  • the monitoring center 20 is configured as shown in FIG. 3, for example, and includes a communication unit 21, an operation management unit 22, an operation unit 23, a monitor 24, and a control unit 25.
  • the communication unit 21 transmits and receives information to and from the train 10 via the base station 30 and the network 40.
  • the operation management unit 22 manages operation information of the train 10 along the entire railway line, and includes an operation information holding unit 22a that holds operation information.
  • the operation management unit 22 may acquire current position information of each train 10 via the communication unit 21.
  • the operation information held by the operation information holding unit 22a is associated with identification information that identifies the train 10 of the entire railway, operation route information, stop station information, operation time information, the number of vehicles, train traveling direction information, Train position information (time information) is included.
  • the operation unit 23 is operated by a user such as a staff member of the monitoring center 20.
  • the monitor 24 displays, for example, a still image or a moving image of the camera 11 of the train 10 received by the communication unit 21.
  • the control unit 25 controls the entire monitoring center 20, and is realized by a CPU, for example.
  • the control unit 19 acquires a still image and a video from the video imaged by the camera 11 and recorded in the video recording device 13 (step S11).
  • the control part 19 produces
  • This still image includes time information when the still image is captured.
  • the control unit 19 displays, as a video, a video from the time when the operation unit 14a is operated until a predetermined time elapses, or a video from a predetermined time before the operation unit 14a is operated until a predetermined time elapses. Read from the video recording device 13.
  • control unit 19 acquires the position information of the train 10-1 at the time when the operation unit 14a is operated by the user from the operation management server 16 or the GPS receiving unit 17 (step S12). That is, the operation management server 16 and the GPS receiving unit 17 function as a position information acquisition unit that acquires the position information of the train 10.
  • the operation unit 14a when the operation unit 14a is operated by the user, the user records the explanation of the dangerous event using the microphone 14b. The voice is stored in a storage unit (not shown).
  • another button or switch of the operation unit 14a is further operated to determine the type of dangerous event (for example, natural disaster, poor visibility, intrusion, defective infrastructure) or the dangerous level (for example, , High, medium, low) are input and stored in a storage unit (not shown) (step S13).
  • At least one of the above-described recorded voice, dangerous event type information, and dangerous level information is transmitted by the control unit 19 as dangerous event information.
  • the order of the processes in steps S11 to S13 described above is not limited in the present invention, and may be performed simultaneously or may be switched.
  • the control unit 19 detects the train identification information for identifying the train 10-1, the still image and / or video read from the video recording device 13, the acquired position information, Imaging information including dangerous event information is transmitted from the wireless unit 15 to the monitoring center 20 via the base station 30.
  • the train identification information may be stored in a storage unit (not shown), or may be information added to a still image, a video, position information, or dangerous event information.
  • the control unit 19 transmits the train identification information held by the operation management server 16 in the shooting information.
  • the communication unit 21 receives shooting information from the train 10-1 via the base station 30 and the network 40 (step S20).
  • the control unit 25 identifies the train 10-1 based on the train identification information included in the received photographing information, and determines the transmission source train (step S21).
  • control unit 25 displays a still image or video on the monitor 24, and outputs sound from a speaker (not shown) if sound is added. At this time, it is preferable that the control unit 25 also displays information for identifying the train 10-1, position information, and dangerous event information on the monitor 24. Thereby, the supervisor can grasp
  • control part 25 performs the delivery determination whether the received imaging
  • the distribution determination by the control unit 25 is performed automatically based on the dangerous event information included in the shooting information, based on the operation of the operation unit 23 by the supervisor (user), and all received shooting information. Any of the methods for determining that the content is to be distributed may be adopted.
  • the control unit 25 determines that the dangerous event information is to be distributed if the dangerous level is equal to or higher than a predetermined level, for example, high or medium. When the level is low), it is determined that the distribution is unnecessary.
  • a predetermined level for example, high or medium.
  • the user confirms the information displayed on the monitor 24, and when it is determined that the information should be distributed to other trains, the operation unit performs a predetermined operation, and the control unit 25 performs the predetermined operation. It is determined that it is received and distributed.
  • control unit 25 determines that the distribution is unnecessary, the process described later is not performed.
  • the control unit 25 determines that the distribution is to be performed, the control unit 25 subsequently determines which train to transmit the imaging information based on the operation information and / or the position information.
  • the control unit 25 extracts the subsequent train of the train 10-1 that has transmitted the shooting information from the operation information held by the operation information holding unit 22a of the operation management unit 22.
  • the operation information includes at least the first station, the last station, the stop station, the operation route, and the operation schedule (operation time information) for each train, and the control unit 25 uses the train 10-1 based on the train 10-1. Identify the following train.
  • control unit 25 may use all subsequent trains as transmission destinations of the shooting information, or the predetermined number of subsequent trains, or the shooting location of the train 10-1 within a predetermined time (here, the operation unit 14a is operated).
  • the train passing through (location) is determined as the destination.
  • the control unit 25 sets the train position held by the operation management unit 22. Based on this, the succeeding train existing behind the train 10-1 is specified.
  • the subsequent train is specified in consideration of the traveling direction held by the operation information holding unit 22a and the operation information of the operation route in addition to the position information.
  • the control unit 25 determines the succeeding train 10-2 as the transmission destination train (step S23)
  • the control unit 25 distributes the shooting information received from the train 10-1 including the shooting instruction information. Is transmitted from the communication unit 21 to the following train 10-2 (step S24).
  • the distribution information is wirelessly transmitted to the subsequent train 10-2 via the network 40 and the base station 30-2, and the wireless unit 15 of the subsequent train 10-2 receives the distribution information (step S30)
  • the control unit 19 distributes the distribution information.
  • the shooting information included in the information is displayed on the monitor 18.
  • the display here is preferably the same as the display on the monitor 24 in the monitoring center 20.
  • the control unit 25 determines whether the still image at the position and the position information included in the shooting instruction information or the position information included in the shooting information.
  • a video is acquired from the video recording device 13 (step S32).
  • the control unit 25 compares the position information included in the distribution information with the position information acquired by the operation management server 16 or the GPS receiving unit 17, and has it reached the position to be photographed (video acquisition)? Judge whether or not.
  • control unit 25 adds train identification information and position information to the acquired still image and video, and transmits them as shooting information from the wireless unit 15 to the monitoring center 20 (step S33). Even when the subsequent train 10-2 transmits the shooting information, the dangerous event information may be added to the shooting information by the operation of the operation unit 14a of the user.
  • the control unit 25 displays the shooting information on the monitor 24, and when sound is added as dangerous event information, reproduction is output from the speaker. (Step S26). At this time, the still image or video acquired from the preceding train 10-1 and the still image or video acquired from the subsequent train 10-2 are preferably displayed side by side on the monitor 24. Thereby, the supervisor can easily recognize the change of the dangerous event. Note that the control unit 25 of the monitoring center 20 may re-execute the processes of steps S20 to S24 described above when receiving the shooting information from the succeeding train 10-2.
  • the dangerous event is based on the operation of the operation unit 14. Since the still image or video obtained by capturing the image is transmitted to the monitoring center 20, the danger found by the driver can be accurately shared. At this time, since the position information is added to the photographing information, the location of the dangerous event can be grasped.
  • the danger event can be shared more accurately. Furthermore, since the monitoring center 20 transmits the received imaging information to the subsequent train 10, it is possible to reliably notify the driver of the train 10 that passes through a point where the dangerous event exists later.
  • the monitoring center 20 can confirm the temporal change of the dangerous event by transmitting a shooting instruction to the subsequent train 10, and determines whether the train operation is affected in real time. be able to. Thereby, a catastrophe such as an accident of the train 10 can be prevented in advance.
  • the control unit 19 automatically acquires a still image or video from the video recording device 13 based on the shooting instruction, so that the burden on the driver can be reduced.
  • the control unit 19 acquires and transmits a video from a time point before the time when the operation unit 14a is operated from the video recording device triggered by the operation of the operation unit 14a by the user. Even if the driver discovers a dangerous event and delays the operation unit 14a, the operator can share the video capturing the dangerous event in the system, improving the convenience for the user and more reliably sharing the dangerous event. Become.
  • the configuration of the system or apparatus according to the present invention is not necessarily limited to the configuration described above, and various configurations may be used.
  • the wireless unit 15 performs wireless communication with the base station 30 while traveling and transmits shooting information.
  • the train 10-1 may wirelessly communicate with the base station (parent station) 30 installed at the station from the wireless unit 15 to transmit the shooting information when the station stops.
  • the transmission of the photographing information from the monitoring center 20 to the succeeding train 10-2 may be performed as in the above-described embodiment or may be performed when the station is stopped. It may be changed according to the danger level, and if the danger level is high, that is, if there is urgency, the danger level can be lowered by transmitting from the base station 30 to the traveling train as in the above-described embodiment. It is preferable to transmit when the station stops.
  • the operation management unit 22 normally manages which train stops at which station.
  • the control unit 25 discriminates the train based on the train identification information. However, the control unit 25 determines the train based on the operation information (route and diagram information) of each train and the position information. It may be determined. Furthermore, in the above-described embodiment, the case where the monitoring center 20 transmits a shooting instruction to the succeeding train 10-2 has been described as an example. However, a configuration in which the shooting instruction is not transmitted may be employed. It should be noted that the imaging instruction may be transmitted to the succeeding train 10-2 only when the risk or urgency is high according to the type of danger event or the danger level. As a result, the use efficiency is improved because the radio line is used only when necessary.
  • the present invention can also be provided, for example, as a method or method for executing the processing according to the present invention, a program for realizing such a method or method, or a storage medium for storing the program.
  • a display control unit that controls display on a monitor may be realized by executing a predetermined program on a computer of a monitor or a server. That is, for example, the display control unit may be realized by a computer processor constituting the display control unit reading and executing a program stored in a data storage device such as a hard disk or a flash memory on the memory. .
  • the monitoring system of the present invention is configured as follows, for example.
  • a monitoring system comprising a plurality of trains and a monitoring center, The train A camera that shoots outside the car, A recording device for recording at least one of a still image and video captured by the camera;
  • An operation unit operated by a user A wireless unit that wirelessly transmits at least one of a still image and a video captured by the camera;
  • a location information acquisition unit that acquires location information of the own train;
  • the wireless unit transmits imaging information including at least one of a still image and video captured by the camera and the positional information acquired by the positional information acquisition unit.
  • the monitoring center is A communication unit that receives the shooting information transmitted from the radio unit of the train; An operation information storage unit for storing train operation information; A second control unit that transmits the shooting information from the communication unit to a train subsequent to the train that has transmitted the shooting information based on the operation information stored in the operation information storage unit.
  • a surveillance system characterized by
  • the train The wireless unit further includes a display unit that displays a still image or video included in the shooting information and position information when receiving the shooting information shot by another train transmitted from the communication unit.
  • the above monitoring system The monitoring system according to claim 1, wherein the first control unit transmits, from the wireless unit, at least one of a still image and a video captured by the camera itself based on the position information.
  • the second control unit transmits an instruction to transmit the shooting information including shooting position information to the subsequent train from the communication unit based on the position information included in the shooting information.
  • the first control unit transmits, from the radio unit, at least one of a still image and a video captured by the camera, based on the shooting position information included in the transmission instruction.
  • the monitoring system wherein the first control unit includes a still image captured by the camera when the operation unit is operated in the shooting information.
  • the monitoring system wherein the first control unit reads a video including a video a predetermined time before the operation unit is operated from the storage device and includes the video in the shooting information.
  • the monitoring system wherein the second control unit determines the subsequent train based on position information or train identification information included in the imaging information.
  • the present invention can be used for a monitoring system that shares information on a train photographed outside the vehicle.

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  • Train Traffic Observation, Control, And Security (AREA)
  • Closed-Circuit Television Systems (AREA)

Abstract

L'invention concerne un système de surveillance qui permet de partager correctement un danger trouvé par un conducteur. Ce système de surveillance comporte une pluralité de trains 10-1, 10-2 et un centre de surveillance 20, dans lequel : le train 10-1 comporte une première unité de commande qui, quand une unité de fonctionnement est actionnée, transmet, en provenance d'une unité sans fil, des informations photographiques comprenant une image fixe et/ou une vidéo capturées par une caméra et des informations de position acquises par une unité d'acquisition d'informations de position ; le centre de surveillance 20 comporte une unité de communication qui reçoit les informations photographiques transmises en provenance de l'unité sans fil du train 10-1, une unité de stockage d'informations de service qui stocke des informations de service de train, et une deuxième unité de commande qui, en fonction des informations de service, transmet les informations photographiques en provenance de l'unité de communication au train 10-2 qui suit le train qui a transmis les informations photographiques.
PCT/JP2018/008014 2017-03-23 2018-03-02 Système de surveillance et procédé de surveillance WO2018173694A1 (fr)

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JP2019507493A JP6805328B2 (ja) 2017-03-23 2018-03-02 監視システム及び監視方法

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JP2017057413 2017-03-23
JP2017-057413 2017-03-23

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020179167A1 (fr) * 2019-03-04 2020-09-10 株式会社日立国際電気 Système de surveillance de train
JPWO2020179168A1 (fr) * 2019-03-05 2020-09-10
JP2021045994A (ja) * 2019-09-17 2021-03-25 株式会社日立製作所 列車制御システム
JP2022032764A (ja) * 2020-08-14 2022-02-25 株式会社日立国際電気 監視システム及び監視方法

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JP7396911B2 (ja) * 2020-01-29 2023-12-12 東日本旅客鉄道株式会社 列車運行保安装置

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JP2008044548A (ja) * 2006-08-18 2008-02-28 Jr Higashi Nippon Consultants Kk 鉄道用画像伝送装置及び非常制動画像確認システム
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Cited By (11)

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Publication number Priority date Publication date Assignee Title
WO2020179167A1 (fr) * 2019-03-04 2020-09-10 株式会社日立国際電気 Système de surveillance de train
JPWO2020179167A1 (ja) * 2019-03-04 2021-11-18 株式会社日立国際電気 列車監視システム
US11414110B2 (en) 2019-03-04 2022-08-16 Hitachi Kokusai Electric Inc. Train monitoring system
JPWO2020179168A1 (fr) * 2019-03-05 2020-09-10
WO2020179168A1 (fr) * 2019-03-05 2020-09-10 株式会社日立国際電気 Système de contrôle
JP7213333B2 (ja) 2019-03-05 2023-01-26 株式会社日立国際電気 監視システム
JP2021045994A (ja) * 2019-09-17 2021-03-25 株式会社日立製作所 列車制御システム
WO2021053866A1 (fr) * 2019-09-17 2021-03-25 株式会社日立製作所 Système de commande de train
JP7153000B2 (ja) 2019-09-17 2022-10-13 株式会社日立製作所 列車制御システム
JP2022032764A (ja) * 2020-08-14 2022-02-25 株式会社日立国際電気 監視システム及び監視方法
JP7420678B2 (ja) 2020-08-14 2024-01-23 株式会社日立国際電気 監視システム及び監視方法

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