WO2016088434A1 - 車上装置及び信号保安システム - Google Patents

車上装置及び信号保安システム Download PDF

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Publication number
WO2016088434A1
WO2016088434A1 PCT/JP2015/076830 JP2015076830W WO2016088434A1 WO 2016088434 A1 WO2016088434 A1 WO 2016088434A1 JP 2015076830 W JP2015076830 W JP 2015076830W WO 2016088434 A1 WO2016088434 A1 WO 2016088434A1
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WIPO (PCT)
Prior art keywords
message
switch
train
security system
block
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PCT/JP2015/076830
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English (en)
French (fr)
Japanese (ja)
Inventor
勝田　敬一
憲一 酒井
浩行 谷
一広 山畳
景示 前川
健二 今本
Original Assignee
株式会社日立製作所
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Publication of WO2016088434A1 publication Critical patent/WO2016088434A1/ja

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B61—RAILWAYS
    • B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
    • B61L11/00—Operation of points from the vehicle or by the passage of the vehicle

Definitions

  • the technical field relates to on-board devices and signal security systems.
  • Patent Document 1 JP 2006-232106 A (Patent Document 1) describes a signal security system as follows: “A track circuit device has a rail electrically insulated, a power supply connected to one end, and a relay connected to the other end. "It is a device that detects a short circuit between rails due to a train, and the maintenance and maintenance cost of the device is high" (see Patent Document 1 [0006]). In a signal security system where the safety of trains is secured based on telegrams, telegrams travel around trains and equipment along a predetermined section, and trains one block at a time in which the section is divided into multiple blocks. For example, a configuration having block occupancy right information that can be set ”(see Patent Document 1 [0010]).
  • the present application includes a plurality of means for solving the above-mentioned problem.
  • a message including a plurality of blocks obtained by dividing a travel route into one or more, and block-specific occupancy information is set for each block.
  • On-vehicle devices that transmit and receive messages that are circulated in the road, and message circulation management that determines the message circulation order and directs the message circulation destination to the devices that circulate messages in the road
  • a signal security system comprising: means.
  • Diagram showing an example of a signal security system The figure which shows the area and block in Example 1. The figure which shows the course of the train in Example 1 The figure which shows the content of the security message in Example 1 The figure which shows the structural example of the signal security system in Example 2.
  • the signal security system using the circulation of the message secures the right to occupy the block on the route where the traveling is planned by updating the information of the message that the on-board device mounted on the train is circulated. It is a mechanism to instruct the direction of conversion to the switch that belongs to, and to operate the train safely. Therefore, when trying to travel on a route in which a plurality of trains compete in order, after the first train exits the competing block, the on-board device mounted on that train will occupy the right of ownership of the block that competes on the telegram Next, the onboard device installed in the second train that received the message secures the right to occupy the block on the message, and instructs the switch device belonging to the block to change direction. Furthermore, only when the message is transmitted to the switch controller, the switch of the switch starts in the direction of the route on which the second train travels.
  • the onboard device of the first train is From the release of the occupation right until the on-board device of the second train gives an instruction to switch to the switch, the telegram passes through the switch controller and requires two transmissions.
  • this conversion instruction in order for this conversion instruction to be transmitted to the switch control device, it will go through the on-board device of the first train, requiring two transmissions / receptions, requiring a total of four transmissions / receptions of messages. Become.
  • the switch control device needs to wait for two messages before receiving a new switching instruction depending on the circulation order of the messages, and the on-board device of the first train has the right to occupy the block. It takes time for the telegrams to be transmitted and received between the devices existing in the control area one or more times after the release until the switch belonging to the block starts to change in the direction of the route on which the second train travels. Means.
  • the circulation management means for determining the circulation order of the message by providing the circulation management means for determining the circulation order of the message, the information amount of the message is reduced compared to the case where the circulation order is defined on the message, and the time for transmitting / receiving the message is shortened.
  • the first train exits the competing block it instructs the on-board device of the first train to circulate the message to the on-board device of the first train.
  • the device is instructed to circulate the message to the on-board device of the second train, and the on-device of the second train is sent to the switch control device belonging to the competing block. , It is possible to shorten the time from when the first train passes the competing block until the second train can travel through that block.
  • a circulation management means for determining the circulation order of the messages is provided, and this means always instructs each device to the message circulation destination.
  • the signal security system includes an onboard device 101 mounted on the train 1, an onboard device 102 mounted on the train 2, and a switch that controls the switch 3.
  • the entire route on which the train runs is divided into a plurality of predetermined areas, and further, one area is divided into units that can be occupied by only one train, and this divided section is called a block.
  • the entire route is divided into three areas, area 10, area 20, and area 30, and area 10 is divided into four blocks, block 11, block 12, block 13, and block 14. To divide.
  • the thick arrows in FIG. 3 indicate the course of the train in area 10.
  • the route is a route on which the train travels
  • the route 15 is a route that reaches the block 13 from the block 11 through the block 12
  • the route 16 reaches the block 11 from the block 14 through the block 12.
  • the way to do is the direction of the switch 3
  • the direction in which the path 15 is opened is the orientation
  • the direction in which the path 16 is opened is the inversion.
  • the localization / inversion is a term indicating the direction of the tipping device
  • the localization indicates the steady opening direction
  • the inversion indicates the reverse direction of the localization.
  • the switch time of the switch is A seconds.
  • All the block occupancy rights information in area 10, direction indication information to all the switchboards, and state information of all the switchboards are managed by one security message 201.
  • the security message 201 may manage the above information in any form, but in this embodiment, as shown in FIG. 4, an area identification column 211, a block occupation right column 213, a switch direction indication column 215, which will be described in an organized manner by using the rolling device state column 217.
  • identification information of the area managed by the security message is entered.
  • the identification information of the train having the block occupancy right is entered. This right to occupy a block must be secured in order for the train to enter the block, and only one train can be secured per block.
  • the block occupation right can be secured by entering the identification information of the own train only when there is no entry by another train.
  • switch direction indication column 215 instruction information for instructing the direction of the switch is entered by the on-board device of the train having the occupation right of the block to which the switch belongs.
  • the switch control device converts and locks the switch according to this instruction.
  • tipping device state column 217 information on the state of the tipping device is entered by the tipping device controller. If it is locked in position, it is written as stereotactic lock, if it is locked in reverse, inverted lock, during conversion, etc., otherwise it is written as non-locked.
  • the on-board device can confirm the lock direction of the switch by checking the switch state column.
  • this security message 201 is circulated between the on-board device of the train traveling in the area and the switch control device in the area according to the order instructed by the message circulation management means 104.
  • the message circulation management means 104 may instruct the circulation order of the messages in any form to the on-board device or the switch control device. This will be described in the form in which the circulation order is instructed by the notification from the device controller.
  • the on-board device mounted on the train notifies the message circulation management means to that effect using radio etc.
  • the message circulation management means instructs the device holding the security message at that time to circulate the security message to the on-board device.
  • the on-board device installed in the train notifies the message circulation management means to that effect by radio or the like. Instruct the device holding the message to circulate the security message to the on-board device. Subsequently, if another train is waiting for the release of the right to occupy the block, the in-vehicle device is instructed to circulate to the on-board device of the waiting train after updating the security message.
  • the on-board device when the on-board device enters an instruction to switch to the switch on the security message, if the on-board device notifies the message circulation management means by radio or the like, the on-board device manages the on-board device. Is instructed to circulate a security message to the switch control device that controls the specified switch. When there are a plurality of switch control devices, first the in-vehicle device is instructed to circulate a security message to the first switch control device, and then the first switch is connected. Instruct all the switch control devices to circulate the message, such as instructing the switch control device to circulate the security message to the second switch control device.
  • the switch control device notifies the message circulation management means by radio or the like when the state of the switch changes, the message circulation management means holds the security message at that time. Instruct the device in charge to circulate the security message to the switch control device. Next, after updating the security message to the switch control device, if there is a train with the right to occupy the block to which the switch belongs, it will be circulated to the on-board device of the train. Instruct.
  • the message circulation management means Instruct the circulation destination for the next device to be circulated. If the device has already instructed the circulation destination, the next device, such as the next device, is scheduled to circulate the security message, but the device has not yet instructed the circulation destination. Be sure to indicate the destination.
  • the signal security system of the present embodiment circulates the security message as described above, and in the control area, implements a mechanism for realizing train interval control, exclusive control, and route configuration control.
  • An example will be described in which the train 1 in the block 11 plans to travel on the route 15 shown in FIG. 3 assuming that the control device 103 holds the security message 201 as an initial state.
  • Step 0 The switch control device 103 holds the security message 201.
  • Step 1 When the train 1 plans to travel on the route 15, the on-board device 101 mounted on the train 1 notifies the message circulation management means 104 to that effect.
  • Step 2 The message circulation management means 104 instructs the switch control device 103 having the security message 201 to transmit the security message 201 to the on-board device 101.
  • Step 3 The switch control device 103 transmits the security message 201 to the on-board device 101.
  • Step 4 The onboard device 101 receives the security message 201, secures the block occupancy rights of the blocks 11, 12, and 13 in the block occupancy field of the security message 201, and switches to the direction indicator column of the switch. Enter the orientation change instruction to the switch 3.
  • the on-board device 101 notifies the message circulation management means 104 that the instruction to switch to the switch 3 has been entered.
  • Step 5 The message circulation management means 104 instructs the on-board device 101 to transmit the security message 201 to the switch control device 103 that controls the switch 3.
  • Step 6 The on-board device 101 rolls the security message 201 and sends it to the container control device 103.
  • Step 7 The switch control device 103 receives this security message 201, and switches the switch based on the switch direction indication information entered in the switch direction indication column of the security message 201. Start to convert 3 to stereo.
  • Step 8 After that, when the switch 3 is locked in place, the switch controller 103 notifies the message circulation management means 104 that the state of the switch 3 has changed.
  • Step 9 The message circulation management means 104 updates the safety message 201 to the switch control device 103, and if there is a train having the occupation right of the block 12 to which the switch 3 belongs. , Instruct the train onboard equipment to circulate.
  • Step 10 The switch control device 103 writes that the switch 3 has been locked in the switch state column of the security message 201, and transmits the security message 201 to the onboard device 101.
  • Step 11 The on-board device 101 receives the security message 201, confirms that the switch 3 is locked in place, and gives the train 1 permission to travel on the route 15.
  • the security message when the security message is communicated, it is performed by a method that can confirm that the message has been reliably transmitted to the other party so that the communication message is not intercepted or obstructed and the data is not altered, copied, or lost.
  • a method that can confirm that the message has been reliably transmitted to the other party so that the communication message is not intercepted or obstructed and the data is not altered, copied, or lost.
  • encryption and decryption of communication addition of serial number, addition of time information, check of communication time, advance confirmation and subsequent confirmation of transmission / reception source, return of data, data validity check by error detection code for data, etc.
  • the signal security system of this embodiment tries to travel on a route in which a plurality of trains compete in order, after the first train exits the competing block, it holds a security message at that time.
  • the message is circulated to the on-device of the second train.
  • the switch control device controls the switch that instructed the switch.
  • Step 12 The on-board device 102 mounted on the train 2 notifies the message circulation management means 104 that the train 2 planned to travel on the route 16.
  • Step 13 The message circulation management means 104 instructs the onboard device 101 having the security message 201 to transmit the security message 201 to the onboard device 102.
  • Step 14 The on-board device 101 transmits a security message 201 to the on-board device 102.
  • Step 15 The on-board device 102 receives the security message 201 and confirms the occupation right of the blocks 14, 12, and 11. As a result, although the occupation right of the block 14 can be secured, the occupation rights of the blocks 12 and 11 secured by the train 1 cannot be secured. Therefore, the on-board device 102 notifies the message circulation management means 104 that it is waiting to release the occupation right of the blocks 12 and 11.
  • Step 16 After the tail of the train 1 traveling on the route 15 has passed through the block 11, the onboard device 101 of the train 1 notifies the message circulation management means 104 to that effect.
  • Step 17 The message circulation management means 104 instructs the onboard device 102 having the security message 201 to transmit the security message 201 to the onboard device 101.
  • Step 18 The on-board device 102 transmits the security message 201 to the on-board device 101.
  • Step 19 The on-board device 101 receives the security message 201 and releases the occupation right of the block 11.
  • Step 20 After the tail of the train 1 has passed through the block 12, the on-board device 101 of the train 1 notifies the message circulation management means 104 to that effect.
  • Step 21 The message circulation management means 104 instructs the on-board device 101 to transmit the security message 201 to the on-board device 102 after updating the security message 201.
  • Step 22 The on-board device 101 transmits the security message 201 to the on-board device 102 after releasing the occupation right of the block 12 on the security message 201.
  • Step 23 The onboard device 102 receives the security message 201, secures the block occupancy rights of the blocks 14, 12, and 11 in the block occupancy right column of the security message 201, and moves on the way to the switch direction indication column. Enter the inversion instruction to the switch 3.
  • the on-board device 102 notifies the message circulation management means 104 that the instruction to switch to the switch 3 has been entered.
  • Step 24 The message circulation management means 104 instructs the on-board device 102 to transmit the security message 201 to the switch control device 103 that controls the switch 3.
  • Step 25 The on-board device 102 rolls the security message 201 and transmits it to the device control device 103.
  • Step 26 The switch control device 103 receives this security message 201, and switches the switch based on the switch direction indication information entered in the switch direction indication column of the security message 201. Starts converting 3 into an inversion.
  • Step 27 Thereafter, when the switch 3 is locked in the inverted position, the switch controller 103 notifies the message circulation management means 104 that the state of the switch 3 has changed.
  • Step 28 The message circulation management means 104 updates the security message 201 to the switch control device 103, and if there is a train having the occupation right of the block 12 to which the switch 3 belongs. , Instruct the train onboard equipment to circulate.
  • Step 29 The switch control device 103 writes that the switch 3 has been locked upside down in the switch device state column of the security message 201, and transmits the security message 201 to the onboard device 102. To do.
  • Step 30 The on-board device 102 receives the security message 201, confirms that the switch 3 is locked in the inverted position, and gives the train 2 permission to travel on the route 16.
  • train interval control, exclusive control, and route configuration control are realized.
  • the message circulation means 104 designates the message circulation destination to the on-board device or the switch control device at any time, as compared with the case where the circulation order of the security message is defined on the security message, The amount of information is reduced, the time for transmission and reception of telegrams is shortened, and further, the route in which the switch 3 belonging to the block 1 travels after the onboard device 101 of the train 1 releases the right to occupy the block 12 Until the start of conversion in the direction of 16, it is only necessary to transmit / receive the security message twice, and the time until the train 2 can travel on the route 16 can be shortened.
  • the message circulation management means has been described as being implemented in the message circulation management device, but it may naturally be implemented in an on-board device or a switch control device.
  • the signal security system of the present embodiment When the signal security system of the present embodiment is applied to a route that operates a train at a high density, a large number of on-board devices and switch control devices exist in one area. If the security message is circulated between these devices in the order, the time for the security message to make a round between the devices becomes longer as the number of devices increases.
  • the signal security system according to the present embodiment includes a circulation management unit that determines the circulation order of security messages, and notifies a device that transmits and receives a security message by notifying a device that transmits and receives the security message, thereby requiring a security message. Can be preferentially circulated. That is, when operating a large number of trains, there is an effect of shortening the operation interval, and the trains can be operated with high density.
  • the message circulation management means has been described in the form of instructing the message circulation destination to the device that circulates the security message by the trigger from the on-board device or the switch control device.
  • the electronic mail circulation destination may be instructed based on information from a system such as an operation management system 6 that manages information related to train operation.
  • the message circulation management means 105 is mounted on the message circulation management device 5 and has the route data 109 shown in FIG. 2 and the route / switch device data 110 in the area shown in FIG.
  • the information 107 and the train position information 108 are obtained, and from these information, the timing at which each train plans to travel on the course, the timing at which the last tail of each train exits the block, and the on-board device of each train Predicting the timing for switching to a device and the timing for changing the state of the device, and instructing each device as to the message circulation destination as in the first embodiment, requires a security message.
  • the device can be preferentially circulated and the train can be operated with high density.
  • the signal security system has a mechanism for instructing each device to send a message circulation destination in the area 10, and the situation where the switch control device 103 has the security message 201 in the initial stage.
  • Step 0 The switch control device 103 holds the security message 201.
  • Step 1 The message circulation management means 105 acquires the current block of the train 1, the departure time of the station 17, and the estimated arrival time of the station 18 from the train schedule information 107 and the train position information 108 of the operation management system 6. Next, the route from the station 17 to the station 18 is searched from the route data 109 and the route / turning device data 110, so that the traveling route in the area 10 of the train 1 is changed from the block 11 to the block 11. It is recognized that the path 15 of the route that reaches the block 13 through 12 is located in the block 12, and the direction in which the path 15 is opened is fixed.
  • the message circulation management means 105 confirms that the route on which the train 1 travels next and that the train 1 is on the position where the route is secured, or that it is time to secure the route. recognize.
  • Step 2 The message circulation management means 105 recognizes that the route on which the train 1 travels next and that the train 1 is at a position to secure the route, or that it is time to secure the route.
  • the switch control device 103 having the security message 201 is instructed to transmit the security message 201 to the on-board device 101.
  • Step 3 The switch control device 103 transmits the security message 201 to the on-board device 101.
  • Step 4 The onboard device 101 receives the security message 201, secures the block occupancy rights of the blocks 11, 12, and 13 in the block occupancy field of the security message 201, and switches to the direction indicator column of the switch. Enter the orientation change instruction to the switch 3.
  • Step 5 The message circulation management means 105 instructs the onboard device 101 to transmit the security message 201 to the switch control device 103 that controls the switch 3 after updating the security message. .
  • Step 6 The on-board device 101 rolls the security message 201 and sends it to the container control device 103.
  • Step 7 The switch control device 103 receives this security message 201, and switches the switch based on the switch direction indication information entered in the switch direction indication column of the security message 201. Start to convert 3 to stereo.
  • Step 8 The message circulation management means 105 sends a security message 201 to the switch control device 103 after the conversion time of the switch 3 stored in the course / switch data 110 has elapsed. After updating, it instructs the on-board device 101 to transmit the security message 201.
  • Step 9 The switch control device 103 writes that the switch 3 is locked in the switch state column of the security message 201, and transmits the security message 201 to the onboard device 101.
  • Step 10 The on-board device 101 receives the security message 201, confirms that the switch 3 is locked in place, and gives the train 1 permission to travel on the route 15.
  • the signal security system of this embodiment tries to travel on a route in which a plurality of trains compete in order, after the first train exits the competing block, it holds a security message at that time.
  • the message is circulated to the on-device of the second train.
  • the switch control device controls the switch that instructed the switch.
  • Step 11 The message circulation management means 105 acquires the current line block of the train 2 and the estimated arrival time of the station 17 from the train schedule information 107 and the train position information 108 of the operation management system 6.
  • the route from the station 18 to the station 17 is searched from the route data 109 and the route / turning device data 110, so that the traveling route in the area 10 of the train 2 is It is recognized that the path 16 of the path that reaches the block 11 through 12 is located in the block 12, and the direction in which the path 16 is opened is the inversion. Further, the message circulation management means 105 determines that the route 16 conflicts with the route 15 and the blocks 11 and 12 from the route / switch data 110, and trains the route 15 from the train diagram information 107 and the train position information 108. Recognize that 1 is running.
  • Step 12 When the message circulation management means 105 recognizes from the train position information 108 that the end of the train 1 has passed through the blocks 11 and 12, the on-board device 101 holding the security message 201 is After updating the security message, the security message 201 is instructed to be transmitted to the on-board device 102.
  • Step 13 The onboard device 101 transmits the security message 201 to the onboard device 102 after releasing the occupation rights of the blocks 11 and 12 on the security message 201.
  • Step 14 The onboard device 102 receives the security message 201, secures the block occupancy rights of the blocks 14, 12, and 11 in the block occupancy right column of the security message 201, and switches on the way to the switch direction indication column. Enter the inversion instruction to the switch 3.
  • Step 15 The message circulation management means 105 instructs the on-board device 102 to transmit the security message 201 to the switch control device 103 that controls the switch 3 after updating the security message.
  • Step 16 The on-board device 102 rolls the security message 201 and transmits it to the container control device 103.
  • Step 17 The switch control device 103 receives the security message 201, and switches the switch based on the switch direction indication information entered in the switch direction indication column of the security message 201. Starts converting 3 into an inversion.
  • Step 18 The message circulation management means 105 sends a security message 201 to the switch control device 103 after the conversion time of the switch 3 stored in the course / switch data 110 has elapsed.
  • Step 19 The switch control device 103 writes that the switch 3 has been locked upside down in the switch device status column of the security message 201, and transmits the security message 201 to the onboard device 102. To do.
  • Step 20 The on-board device 102 receives the security message 201, confirms that the switch 3 is locked in an inverted position, and gives the train 2 permission to travel on the route 16 as described above.
  • the message circulation management means 105 based on information such as the train schedule information 107 and the train position information 108 from the system such as the operation management system 6, provides a message circulation destination to the on-board device and the switch control device as needed. By instructing it, it is possible to preferentially circulate to a device that requires a security message, and the train can be operated with high density.
  • the message circulation management means is described as being implemented in the message circulation management device. However, it is naturally possible to implement it in the on-board device, the switch control device, and the operation management system.
  • the message circulation management means instructs the message circulation destination based on both the trigger from the on-board device and the switch control device and the information from the system such as the operation management system. 2 may be combined.
  • the signal security system described in the first and second embodiments can be applied not only to a railroad train but also to a car traveling on a predetermined route.
  • a message is circulated between vehicles to ensure security.
  • amusement parks, parks, etc. there is a case where a message is circulated between vehicles traveling on a route or course where a course is determined in advance to ensure security.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Train Traffic Observation, Control, And Security (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
PCT/JP2015/076830 2014-12-05 2015-09-24 車上装置及び信号保安システム WO2016088434A1 (ja)

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JP2014246417A JP6453065B2 (ja) 2014-12-05 2014-12-05 車上装置及び信号保安システム
JP2014-246417 2014-12-05

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3476646A4 (en) * 2016-06-28 2020-02-05 Hitachi, Ltd. ON-BOARD DEVICE, TRAIN AND SIGNALING SECURITY SYSTEM

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6633478B2 (ja) * 2016-08-30 2020-01-22 株式会社日立製作所 信号保安システムおよび信号保安方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004051053A (ja) * 2002-07-24 2004-02-19 Hitachi Ltd 運転時隔算出装置
JP2006232106A (ja) * 2005-02-25 2006-09-07 Hitachi Ltd 信号保安システム
JP2010149673A (ja) * 2008-12-25 2010-07-08 Hitachi Ltd 信号保安システム

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004051053A (ja) * 2002-07-24 2004-02-19 Hitachi Ltd 運転時隔算出装置
JP2006232106A (ja) * 2005-02-25 2006-09-07 Hitachi Ltd 信号保安システム
JP2010149673A (ja) * 2008-12-25 2010-07-08 Hitachi Ltd 信号保安システム

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3476646A4 (en) * 2016-06-28 2020-02-05 Hitachi, Ltd. ON-BOARD DEVICE, TRAIN AND SIGNALING SECURITY SYSTEM

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