KR101611858B1 - Train system monitoring apparatus - Google Patents

Abstract

A tracked vehicle system monitoring apparatus comprises: a state display information output unit which outputs state display information corresponding to operation state of an input/output device and a main control device; a signal selection unit which outputs, to a driver display device, any one of screen display information input from the main control device to the driver display device and the state display information input from the state display information output unit; and a control unit which determines whether an error of the main control device occurs on the basis of the screen display information, and controls the signal selection unit in accordance with the determination result to output any one of the state display information and the screen display information to the driver display device.

Description

[0001] TRAIN SYSTEM MONITORING APPARATUS [0002]

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a track vehicle system monitoring apparatus, and more particularly, to a track vehicle system monitoring apparatus for monitoring an operating state of a track vehicle system.

BACKGROUND ART [0002] Generally, a track vehicle system includes a main controller installed in a cab of a tracked vehicle such as a railway, a tram, a bimodal tram, and a mini-tram to perform overall control over a tracked vehicle, a main controller installed in the cab, An input / output device for input / output between the control devices, and a cabin electronic display device installed in the cab to constitute a driver display screen and to receive a control command from the driver.

The track vehicle system includes a main control unit in a limited space called a cab of a tracked vehicle to perform input / output with various accessory devices and display the state of the vehicle through a driver's display device, thereby quickly responding to a trouble of the vehicle control device of the carriage.

However, in the conventional track vehicle system, a CPU (Central Processing Unit) board must be provided in each of the driver display device and the main controller, and an interface between them must be realized. The interface should define not only the physical specifications, but also the kind, sequence, location, and value of the information to be exchanged. In addition, an operating system (OS) must be installed in order for the application programs of the driver display device and the main control device to operate smoothly.

As a result, the development cost and the period of the driver display device and the main control device are relatively increased, and the driver can not actively cope with the change of the interface information that frequently occurs, and development and maintenance are also difficult.

Background Art [0002] The background art of the present invention is disclosed in Korean Patent Registration No. 10-1347244 (March 31, 2013) entitled " Multiple Control Device for Safe Operation of a Train ".

SUMMARY OF THE INVENTION It is an object of the present invention to provide an apparatus for monitoring a tracked vehicle system that monitors and displays an operating state of a tracked vehicle system.

It is another object of the present invention to simplify the function and structure of the main control unit and the driver display unit and to concentrate various functions of the track vehicle system in the main controller so as to reduce the development period and development cost of the track vehicle system, And it is an object of the present invention to provide a track vehicle system monitoring apparatus which is capable of easily performing function expansion and maintenance of the system.

A track vehicle monitoring system according to an aspect of the present invention includes: a status display information output unit outputting status display information corresponding to an operation state of an input / output device and a main controller; A signal selector for outputting any one of the screen display information input from the main controller and the status display information input from the status display information output unit to the driver display device; A controller for determining whether or not an error has occurred in the main controller, based on the screen display information, and controlling the signal selector according to a determination result to output either the status display information or the screen display information to the driver display device; And a signal distributor for receiving and replicating the screen exhibition information from the main controller, and distributing each of the duplicated screen exhibition information to the controller and the signal selector.

In the present invention, the controller analyzes the screen exhibition information and controls the signal selector to output the screen exhibition information to the driver's display device when it is determined that no error occurs in the main controller.

In the present invention, the controller analyzes the screen display information and outputs the status display information through the status display information output unit when it is determined that an error has occurred in the main control device, and controls the signal selection unit to display the status And transmits the status display information input from the information output unit to the driver's display device.

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In the present invention, the status display information output unit may include: a storage unit for storing a message corresponding to an operation state of the input / output device and the main controller; And a signal conversion unit converting the message stored in the storage unit into the status display information.

In the present invention, the signal conversion unit converts the message stored in the storage unit into a transition minimized differential signal, and transmits the converted message to the signal selection unit.

In the present invention, the controller, the signal converter, and the signal selector may be implemented as a field programmable gate array (FPGA).

In the present invention, the control unit, the signal conversion unit, and the signal selection unit are implemented in the form of an integrated circuit (IC) that performs respective functions.

In the present invention, the status display information output unit may include a storage unit for storing status display information including a message corresponding to the operation status of the input / output device and the main control unit.

The present invention is further characterized by a hub for transmitting a driver control signal input from the driver's display device to the main controller.

In the present invention, the controller outputs the status display information through the status display information output unit in a state where an error occurs in the main control device, controls the signal selection unit, And the display information is output to the driver's display device.

In the present invention, the hub receives the driver's control signal and transmits the driver's control signal to the controller, and the controller interprets the driver's control signal and uses the driver's control signal for status display.

In the present invention, the track vehicle monitoring system is additionally mounted on a track vehicle system installed in the track vehicle.

The present invention monitors and displays the operation state of the track vehicle system so that the driver can recognize the operation state of the railroad vehicle in the event of a failure or error of the main controller.

The present invention simplifies the function and structure of the main control device and the driver display device and can reduce the development period and development cost of the track vehicle system by focusing various functions of the track vehicle system on the main controller, Making it easier to extend and maintain.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a view illustrating an installation of a tracked vehicle system monitoring apparatus according to an embodiment of the present invention; FIG.
FIG. 2 is a block diagram of a tracked vehicle system monitoring apparatus to which a multipoint communication method according to an embodiment of the present invention is applied.
3 is a block diagram of a tracked vehicle system monitoring apparatus to which a one-to-one communication method according to an embodiment of the present invention is applied.
FIG. 4 is a diagram illustrating an implementation of a track vehicle monitoring system according to an embodiment of the present invention.
FIG. 5 is a diagram illustrating an implementation of a tracked vehicle system monitoring apparatus to which a one-to-one communication method according to an embodiment of the present invention is applied in a main controller.
FIG. 6 is a block diagram illustrating an example of an apparatus for monitoring a tracked vehicle system according to an embodiment of the present invention. Referring to FIG.
7 is a block diagram illustrating another example of a track vehicle system monitoring apparatus according to an embodiment of the present invention.
8 is a diagram illustrating an example of status display information corresponding to a message according to an embodiment of the present invention.
9 is a diagram illustrating an example of a tracked vehicle system monitoring apparatus implemented by an FPGA according to an embodiment of the present invention.

Hereinafter, a track vehicle monitoring system according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings. In this process, the thicknesses of the lines and the sizes of the components shown in the drawings may be exaggerated for clarity and convenience of explanation. Further, the terms described below are defined in consideration of the functions of the present invention, which may vary depending on the user, the intention or custom of the operator. Therefore, definitions of these terms should be made based on the contents throughout this specification.

2 is a block diagram of a tracked vehicle system monitoring apparatus according to an embodiment of the present invention; FIG. 2 is a block diagram of a tracked vehicle system monitoring apparatus according to an embodiment of the present invention; FIG. 3 is a block diagram of a tracked vehicle system monitoring apparatus to which a one-to-one communication system according to an embodiment of the present invention is applied, and FIG. 4 is a block diagram of a tracked vehicle system monitoring apparatus to which a multi- FIG. 5 is a diagram illustrating an embodiment of a tracked vehicle system monitoring apparatus to which a one-to-one communication method according to an embodiment of the present invention is applied, in an embodiment of the present invention. FIG. 7 is a block diagram illustrating an example of a track vehicle system monitoring apparatus according to an embodiment. FIG. 8 is a diagram illustrating an example of status display information corresponding to a message according to an embodiment of the present invention, and FIG. 9 is a block diagram illustrating an example of a status monitoring apparatus according to an embodiment of the present invention. FIG. 2 is a diagram illustrating an example of a tracked vehicle system monitoring apparatus according to an embodiment of the present invention.

Referring to FIG. 1, a track vehicle monitoring system 400 according to an exemplary embodiment of the present invention is installed in a track vehicle system and displays an operation state of the track vehicle system, So that the operation state of the railway vehicle can be recognized.

The track vehicle system includes a control and operation unit (COU) 200, an input and output unit (IOU) 100, and a display and interface unit (DIU) .

The main control unit 200 includes a CPU (Central Processing Unit) board 210 installed in a cab 10 of a railway car to perform overall control of the railway car. The CPU board 210 receives various status information through the input / output device 100, generates a control command according to the status information, and transmits the control command to the corresponding vehicle controller 21 through the input / output device 100. Also, the CPU board 210 generates screen exhibition information for guiding the operation state according to the state information input from the input / output device 100, and transmits the generated screen exhibition information to the track vehicle system monitoring apparatus 400 .

The driver display device 300 is installed in the cab 10 of the railway vehicle to provide a user interface necessary for operation of the tracked vehicle system. The driver display device 300 includes a display unit 310 and an input unit 320.

The display unit 310 outputs screen display information or status display information input from the tracked vehicle system monitoring apparatus 400.

The input unit 320 receives the driver's control signal from the driver and transmits the driver's control signal to the tracked vehicle system monitoring apparatus 400.

Here, the display unit 310 and the input unit 320 may be independently installed as described above, and may input and output information and signals, but they may be stacked on top of each other to be manufactured in a touch panel format.

The input / output device 100 is installed in the cabin 10 and takes charge of input / output between the main control device 200 and the vehicle control device 21 provided in each carriage 20. The input / output device 100 transmits the status information input from the vehicle control device 21 to the main control device 200 and transmits the control command inputted from the main control device 200 to the vehicle control device 21. [ The input / output device 100 may be provided in various numbers depending on the number of the passenger cars 20 and the vehicle control devices 21 described above.

The track vehicle monitoring system 400 is connected to the main controller 200 of the track vehicle system, the input / output device 100 and the driver display device 300, receives screen display information from the main controller 200, Or the signal is analyzed to determine whether or not an error has occurred in the main controller 200. If it is determined that no error has occurred in the main controller apparatus 200, the track vehicle system monitoring apparatus 400 transmits the screen display information to the driver display apparatus 300. If an error occurs in the main control apparatus 200, the track vehicle system monitoring apparatus 400 transmits status display information corresponding to the operation states of the input / output apparatus 100 and the main controller 200 to the driver display apparatus 300, .

Here, the screen exhibition information may be a graphic signal transmitted from the main controller 200 to the driver's display device 300, and a digital video standard such as DVI (Digital Video / Visual Interactive) or HDMI (High Definition Multimedia Interface) have. The screen display information is output as an abnormal signal when an error occurs in the main control apparatus 200. [ The track vehicle system monitoring apparatus 400 may analyze screen exhibition information and determine whether an error has occurred in the main controller 200. [

The status display information is a signal corresponding to the operation states of the main control apparatus 200 and the input / output apparatus 100. The status display information is a graphic signal set in advance according to the operation states of the main control apparatus 200 and the input / output apparatus 100. [ The status display information may be a digital video standard such as DVI (Digital Video / Visual Interactive) or HDMI (High Definition Multimedia Interface) as the screen display information.

The track vehicle monitoring system 400 may be implemented with a track vehicle system in many-to-one communication mode or one-to-one communication mode.

2, the track vehicle monitoring system 400 includes a main controller 200 and an input / output (I / O) controller 200 via an Ethernet, a Multifunction Vehicle Bus (MVB), a Controller Area Network (CAN) Or may be connected to the main controller 200 and the input / output device 100 through a serial communication bus or a universal serial bus (USB) as shown in FIG.

In this case, the respective communication methods may be variously adopted depending on the network environment of the railway car, and the present invention is not limited to the above embodiments.

The tracked vehicle system monitoring apparatus 400 may be installed separately from the main control apparatus 200 as described above, but may be incorporated in the main control apparatus 200 as shown in FIGS. 4 and 5, respectively. That is, when the main control unit 200 of the track vehicle system does not use commercial off-the-shelf (COTS) as the CPU board 210 of the main control unit 200, May be implemented as one board together with the CPU board 210 of the main control device 200 regardless of the method.

6, the track vehicle system monitoring apparatus 400 includes a signal distribution unit 410, a control unit 420, a status display information output unit 430, a signal selection unit 440, and a hub 450.

The signal distribution unit 410 receives and reproduces the screen exhibition information of the DVI or HDMI standard from the main control apparatus 200 and inputs the duplicated screen exhibition information to the control unit 420 and the signal selection unit 440 respectively.

The status display information output unit 430 outputs status display information corresponding to the operation statuses of the input / output device 100 and the main control device 200 in response to the control signal of the control unit 420. [ The status display information output unit 430 includes a storage unit 431 and a signal conversion unit 432.

The storage unit 431 stores a message corresponding to the operation state of the input / output device 100 and the main controller device 200. As the storage unit 431, an EEPROM (Electrically Erasable Programmable Read-Only Memory) or a flash memory may be employed.

The signal converting unit 432 converts the message stored in the storage unit 431 into status display information. The signal converting unit 432 may employ a TMDS Tx for converting a message stored in the storage unit 431 into a transition minimized differential signal (TMDS) scheme. In the signal transmitted from DVI or HDMI system to the TMDS standard, the RGB value per pixel is transmitted through three channels. Therefore, the TMDS Tx reads the corresponding area of the message stored in the storage unit 431, And displays it through the driver's display device 300. FIG.

Meanwhile, in the present embodiment, the signal converting unit 432 has converted the message into the status display information using the change minimizing difference signaling method as described above.

However, the technical scope of the present invention is not limited to the above embodiment. That is, as shown in FIG. 7, the status display information including the respective messages may be stored in advance in the storage unit 431, and the status display information may be directly transmitted to the signal selection unit 440.

That is, as shown in FIG. 8, a screen display signal may be stored in each of the message 1 area and the message n area. For example, in the message 1, a screen display signal including the message "Please check the main control device 200 is not answered" is stored in the display part 310 of the driver's display device 300, Lt; / RTI >

The signal selection unit 440 selects one of the screen display information input from the main control device 200 to the driver display device 300 and the status display information input from the status display information output unit 430 to the driver display device 300, .

The hub 450 transmits the driver control signal input from the input unit 320 of the driver display device 300 to the main controller 200 and the controller 420.

The control unit 420 not only receives screen display information from the signal distribution unit 410 but also receives status information of the main control apparatus 200 and the input / output apparatus 100.

The controller 420 analyzes the screen display information input from the signal distributor 410 to determine whether an error has occurred in the main controller 200.

The control unit 420 switches the signal selection unit 440 and outputs the screen display information input from the signal distribution unit 410 to the driver display device 300 ). Accordingly, the driver's display device 300 outputs the corresponding screen display information through the display unit 310.

If it is determined that an error has occurred in the main control unit 200, the control unit 420 controls the main control unit 200 and the input / output unit 200 based on the status information input from the main control unit 200 and the input / Thereby analyzing the operation state of the apparatus 100. FIG. The control unit 420 controls the status display information output unit 430 to output the status display information corresponding to the operation states of the main control device 200 and the input and output device 100 to the signal selection unit 440. [

Next, the control unit 420 controls the switching of the signal selection unit 440, and the signal selection unit 440 transmits the status display information received from the status display information output unit 430 to the driver display device 300 . Accordingly, the driver's display device 300 outputs the corresponding status display information through the display unit 310. [

The controller 420 controls the status display information output unit 430 to output the status display information to the signal selection unit 440. In this case, The control unit 420 controls the signal selection unit 440 to output the status display information input from the status display information output unit 430 to the driver display device 300.

In addition, the hub 450 may receive an operator control signal input to the input unit 320 and may transmit the received driver control signal to the controller 420. In this case, the controller 420 may analyze the driver control signal to utilize the driver control signal. That is, the control unit 420 can output various information corresponding to the corresponding driver control signal.

Here, the driver control signal is a signal that the driver inputs to the input unit 320 to control the track vehicle system. The driver control signal may include all the control signals necessary for the operation, air conditioning, and communication of the railway vehicle.

9, the control unit 420, the signal converting unit 432, and the signal selecting unit 440 may be implemented as a field programmable gate array (FPGA). In this case, And the function expansion and maintenance of the track vehicle system can be easily performed. The control unit 420, the signal conversion unit 432 and the signal selection unit 440 may be implemented as a dedicated integrated circuit (IC) including an MCU, a memory, and a MUX.

Hereinafter, the operation of the track vehicle monitoring system 400 according to an embodiment of the present invention will be described in detail.

First, the main controller 200 controls the vehicle controller 21 through the input / output device 100 to operate the railway vehicle, and the input / output device 100 is connected to the main controller 200 and the vehicle controller 21, .

In addition, the main controller apparatus 200 transmits screen display information related to the operation and function of the track vehicle system to the signal distributor 410.

The controller 420 receives the status information from the main controller 200 and the input and output device 100 and the signal distributor 410 replicates the screen display information input from the main controller 200 to the controller 420, And the signal selection unit 440.

The controller 420 analyzes screen exhibition information input from the signal distributor 410 to determine whether an error has occurred in the main controller 200. The controller 420 displays the screen exhibition information or the status display information according to the determination result, (300).

That is, if it is determined that no error occurs in the main controller 200, the controller 420 controls the signal selector 440 to switch the screen display information input from the signal distributor 410 to the driver display device 300 The driver's display device 300 outputs the corresponding screen display information through the display unit 310. In this case,

If it is determined that an error has occurred in the main controller 200, the controller 420 controls the main controller 200 and the input / output device 100 through the status information input from the main controller 200 and the input / The operating state of the battery. At this time, the control unit 420 controls the status display information output unit 430 to output the status display information corresponding to the operation status to the signal selection unit 440.

The controller 420 controls the switching of the signal selector 440 and the signal selector 440 transmits the status display information received from the status display information output unit 430 to the driver display device 300. Accordingly, the driver's display device 300 outputs the corresponding status display information through the display unit 310. [

The control unit 420 controls the status display information output unit 430 to output the status display information to the signal selection unit 440. At this time, (440) to output the corresponding status display information to the driver display device (300). Accordingly, the driver's display device 300 outputs the corresponding status display information through the display unit 310. [

In addition, the hub 450 may receive an operator control signal input to the input unit 320 and may transmit the received driver control signal to the controller 420. In this case, the controller 420 may analyze the driver control signal to utilize the driver control signal.

Meanwhile, in an embodiment of the present invention, the track vehicle monitoring system may be mounted on the track vehicle, but may be additionally mounted on the existing track vehicle in an add-on manner. That is, the track vehicle monitoring system according to an embodiment of the present invention includes a main controller that performs overall control of a tracked vehicle, an input / output device installed in a cab, and performing input / output between a main controller and a vehicle controller And a driver electronic display device of a track vehicle installed in a cab and constituting a driver display screen and receiving a control command from a driver, or the like, in hardware or software.

As described above, the present embodiment monitors and displays the operation state of the track vehicle system so that the driver can recognize the operation state of the railroad car in the event of failure or error of the main controller 200.

In addition, the present embodiment simplifies the function and structure of the main control device 200 and the driver display device 300, centralizes various functions of the track vehicle system in the main controller 200, So that the function expansion and maintenance of the track vehicle system can be performed more easily.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is clearly understood that the same is by way of illustration and example only and is not to be taken by way of limitation, I will understand. Accordingly, the true scope of the present invention should be determined by the following claims.

10: cab
20: carriage
21: Vehicle control device
100: input / output device
200: main controller
210: CPU board
300: Driver display device
310:
320:
400: track vehicle monitoring system
410: Signal distribution section
420:
430: Status display information output section
431:
432:
440: Signal selection unit
450: Hub

Claims (13)

A state display information output unit for outputting state display information corresponding to the operation states of the input / output device and the main controller;
A signal selector for outputting any one of the screen display information input from the main controller and the status display information input from the status display information output unit to the driver display device;
A controller for determining whether or not an error has occurred in the main controller, on the basis of the screen display information, and controlling the signal selector according to a determination result to output any one of the status display information and the screen display information to the driver display device; And
And a signal distributor for receiving and replicating the screen exhibition information from the main controller, and distributing each of the duplicated screen exhibition information to the controller and the signal selector,
The screen display information is generated in accordance with a digital video standard,
Wherein the main controller is installed in a cab of a track vehicle to generate the screen exhibition information,
The input / output device is installed in a cab of a tracked vehicle and transfers state information inputted from a vehicle control device provided in the carriage to the main control device, and transmits a control command inputted from the main control device to the vehicle control device,
Wherein the control unit analyzes the screen exhibition information and outputs the screen exhibition information to the driver display unit by controlling the signal selection unit when it is determined that no error occurs in the main control unit, Outputting the status display information through the status display information output unit and controlling the signal selection unit to transmit the status display information input from the status display information output unit to the driver display device,
Wherein the status display information output unit comprises: a storage unit for storing a message corresponding to an operation state of the input / output device and the main controller; And a signal conversion unit for converting the message stored in the storage unit into the status indication information,
Wherein the signal conversion unit converts the message stored in the storage unit into the status display information using a transition minimized differential signaling method and transmits the status display information to the signal selection unit,
Further comprising a hub for transmitting an operator control signal input from the driver's display device to the main controller,
Wherein the hub receives the driver's control signal and transmits the driver's control signal to the controller, and the controller interprets the driver's control signal and uses the interpreted driver's signal for status display.
delete delete delete delete delete The apparatus of claim 1, wherein the control unit, the signal conversion unit, and the signal selection unit are implemented as an FPGA (Field Programmable Gate Array).
2. The apparatus according to claim 1, wherein the controller, the signal converter, and the signal selector are implemented as a dedicated IC (Integrated Circuit) for performing respective functions.
delete delete delete delete The apparatus of claim 1, wherein the tracked vehicle system monitoring apparatus is additionally mounted on a tracked vehicle system installed in the tracked vehicle.

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