CN110920679A - Railway protection construction equipment early warning alarm and recording method based on LTE-R - Google Patents
Railway protection construction equipment early warning alarm and recording method based on LTE-R Download PDFInfo
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- CN110920679A CN110920679A CN201911289997.6A CN201911289997A CN110920679A CN 110920679 A CN110920679 A CN 110920679A CN 201911289997 A CN201911289997 A CN 201911289997A CN 110920679 A CN110920679 A CN 110920679A
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- 238000012790 confirmation Methods 0.000 claims description 21
- 230000001681 protective effect Effects 0.000 claims description 21
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L23/00—Control, warning or like safety means along the route or between vehicles or trains
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L23/00—Control, warning or like safety means along the route or between vehicles or trains
- B61L23/06—Control, warning or like safety means along the route or between vehicles or trains for warning men working on the route
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Abstract
The invention discloses an early warning alarm and recording method for railway protection construction equipment based on LTE-R. The system adopted by the method comprises locomotive-mounted equipment, a locomotive platform, an early warning server, a portable handheld terminal and road construction protection equipment; the road construction protection equipment consists of a main control module, an LTE module, a display module and a power supply module; the method comprises a registration working flow of the road construction protection equipment, a protection alarm working flow of the road construction protection equipment and an approach early warning working flow of the road construction protection equipment. The LTE-R network is upgraded and used, so that the performance of railway communication, particularly railway special dispatching communication, can be improved, the high speed and the low time delay of the LTE-R network can be realized, train video information can be transmitted in real time for train video monitoring, the cooperative work of train workers and ground dispatching workers is promoted, and a more reliable network channel is provided for wireless alarming and early warning services.
Description
Technical Field
The invention relates to a railway data transmission technology, in particular to an early warning and recording method for railway protection construction equipment based on LTE-R.
Background
The wireless early warning alarm system used in the existing railway transportation in China mainly comprises a 450MHz-800Mhz train dispatching system and a GSM-R communication system. With the development of railways in China towards high-speed railways and passenger dedicated lines, the difference between the services and functions provided by the existing wireless communication system and the modern transportation needs is continuously expanded, and the wireless communication system becomes a bottleneck for restricting the development of railways in China. The existing wireless train dispatching communication system has the problems that the reliable communication distance of the known wireless communication is not long enough, the accuracy and the safety of the communication process cannot be guaranteed, and the development of new services cannot be smoothly carried out.
The LTE technology is widely popularized and used in the world as a core technology of a 4G mobile communication system, has high speed and extremely high stability, provides a reliable technical basis for the construction of a special digital mobile communication system of an LTE-R system in a railway, and is very suitable for train safety early warning and dynamic data transmission.
The LTE-r (LTE for railways) system is an integrated dedicated digital mobile communication system designed specifically for railroad communications. The LTE-R system mainly adopts Multiple Input Multiple Output (MIMO), Orthogonal Frequency Division Multiplexing (OFDM), and other technologies, and improves the security while enhancing the transmission rate and the anti-interference capability, and the spatial administration technology divides data to be transmitted into several data streams, and then transmits the data streams over different antennas, thereby improving the transmission rate of the system.
Disclosure of Invention
The invention aims to provide an early warning and recording method of railway protection construction equipment based on LTE-R (Long term evolution-railway) aiming at a railway which is already built and finishes an LTE-R network.
In order to achieve the purpose, the invention provides an early warning alarm and recording method based on LTE-R railway protection construction equipment. The system adopted by the method comprises train-mounted equipment, a locomotive platform, an early warning server, ground portable handheld equipment and road construction protection equipment. The locomotive platform is positioned in a cab and comprises at least one MMI and a host machine connected with the MMI, wherein the host machine comprises a GPS unit, a recording unit, a main control unit and a power supply unit. The locomotive vehicle-mounted equipment is positioned above the main machine. The early warning server is located at a network management center, and the ground handheld device and the road construction protective device are used by workers in the line patrol process.
The technical scheme adopted by the invention is as follows: an early warning alarm and recording method based on LTE-R railway protection construction equipment is characterized by comprising the following steps: the system adopted by the method comprises locomotive-mounted equipment, a locomotive platform, an early warning server, a portable handheld terminal and road construction protection equipment; the road construction protection equipment consists of a main control module, an LTE module, a display module and a power supply module; the method comprises the following steps: (1) registering and canceling the working process of the road construction protection equipment; (2) a protection alarm working process of the road construction protection equipment; (3) and the approach early warning work flow of the road construction protection equipment.
(1) The working process of registering and canceling the road construction protection equipment comprises the following operation steps:
Step 100, the road construction protection equipment main control module receives the information fed back by the LTE module, and if the LTE network registration is successful, step 101 is executed.
Step 101, the road construction protection equipment judges whether a line is selected, if the line is not selected yet, the current kilometer post is set, the line is prompted to be selected, the kilometer post is set, if the current kilometer post is set, registration information is sent to an early warning server, and then step 110 is executed.
And 110, the road construction protection equipment sends registration information to the early warning server, waits for the response of the early warning server, and then executes 111.
Step 111, if the road construction protective equipment receives the early warning server registration information response, analyzing, if the registration is successful, starting to send the position information at regular time, then executing step 112, and if the registration is failed, recording a registration failure log; if the registration response of the early warning server is not received, after the specified sending times is reached, the registration failure is displayed, the registration information is continuously sent to the early warning server at regular time, and then the step 110 is executed.
Step 112, determining whether the current time is in the registration state, if yes, executing step 113.
And 113, reporting the position information by the road construction protection equipment, waiting for position information response after reporting the position information, normally continuing to send the position information regularly after receiving the position information response, and continuing to execute the step 112.
Step 114, if necessary, the logout network is manually set on the operation interface, and then step 115 is executed.
And step 115, the road construction protection equipment firstly reports the position information once, then sends logout information, and then executes step 116.
And step 116, if a logout answer is received, setting the state as logout, not performing other operations, and if the logout answer is not received, executing step 115.
The protection alarm working process of the road construction protection equipment executes the following operation steps:
and 120, if construction or accidents happen at the position of the road construction protection equipment, a worker presses an alarm key for a long time, protection alarm information is sent to an early warning server, the alarm information is stored, and then the step 121 is executed.
And step 121, the early warning server receives the protection alarm information and executes step 122 after receiving the protection alarm information.
And step 122, the early warning server returns protection alarm information, confirms the information to the road construction protection equipment, and then executes step 123.
And 123, the road construction protection equipment receives the protection alarm confirmation information and stores the confirmation information.
Step 130, if the construction or accident alarm at the position of the road construction protective equipment needs to be relieved, the worker presses the alarm key for a long time, sends protective alarm relief information to the early warning server, stores the alarm relief information, and then executes step 131.
Step 131, the early warning server receives the protection alarm release information and executes step 132 after receiving the protection alarm release information.
And 132, the early warning server returns protection alarm information release confirmation information to the road construction protection equipment, and then step 133 is executed.
And step 133, the road construction protection equipment receives the protection alarm release information confirmation information and stores the confirmation information.
The approach early warning workflow of the road construction protection equipment executes the following operation steps:
and step 140, the road construction protection equipment and the locomotive-mounted equipment report the position information to the early warning server, and then step 141 is executed.
And step 141, the early warning server judges whether a train approaches according to the position information, the early warning information needs to be transmitted to the road construction protective equipment, when the train enters a set early warning range of the road construction protective equipment, step 142 is executed, and when the train leaves the approach early warning range, step 145 is executed.
And 142, the early warning server sends train approaching early warning information to the road construction protective equipment, and then step 143 is executed.
Step 143, after receiving the approach early warning information, the road construction protective device sends an approach early warning information confirmation response to the early warning server, stores the approach early warning information, and then executes step 144.
And 144, displaying the train approaching early warning information on a display screen by the road construction protection equipment.
And 145, the early warning server sends train approaching early warning removal information to the road construction protective equipment, and then step 146 is executed.
Step 146, after receiving the proximity early warning cancellation information, the road construction protection device sends a proximity early warning cancellation information confirmation response to the early warning server, stores the proximity early warning information, and then executes step 147.
And 147, canceling the train approach early warning information display on the display screen by the road construction protection equipment.
The beneficial effects produced by the invention are as follows: the LTE-R network is upgraded and used, so that the performance of railway communication, particularly railway special dispatching communication, can be improved, the high speed and the low time delay of the LTE-R network can be realized, train video information can be transmitted in real time for train video monitoring, the cooperative work of train workers and ground dispatching workers is promoted, and a more reliable network channel is provided for wireless alarming and early warning services.
Drawings
FIG. 1 is a schematic diagram of a system in which the present invention is located;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is a flowchart of the registration and deregistration process of the present invention;
FIG. 4 is a flow chart of the guard alarm operation of the present invention;
FIG. 5 is a flow chart of the proximity warning operation of the present invention.
Detailed Description
The technical solution of the present invention is further described with reference to the accompanying drawings and embodiments.
As shown in figure 1, the system consists of a locomotive platform 1, vehicle-mounted equipment 2, an early warning server 4, a portable handheld terminal and road construction protection equipment 5, wherein the locomotive platform 1 and the vehicle-mounted equipment 2 are connected to the same router. Data transmission between the vehicle-mounted equipment 2 and the early warning server 4 and between the portable handheld terminal and the construction protection equipment 5 is carried out through the LTE-R network 3.
As shown in fig. 2, the road construction protection device includes at least one main control module 6, an LTE module 7, a power supply module 8, an LTE antenna 9, a satellite antenna 10, and a display module 11.
The functions of the components are as follows:
1) the main control module 6: and controlling the equipment to work and processing the received data.
2) The LTE module 7: and a data channel for transmitting and receiving LTE data.
3) The power supply module 8: and power supply is provided for each part of the vehicle-mounted equipment.
4) The LTE antenna 9: the signal transmitting and receiving device is used for transmitting and receiving signals of an LTE-R network terminal.
5) The satellite antenna 10: for transmitting and receiving satellite positioning signals.
6) The display module 11: and displaying time and alarm information and carrying out operation.
The early warning alarm and recording method based on the LTE-R railway protection construction equipment comprises the following steps: (1) registering and canceling the working process of the road construction protection equipment; (2) a protection alarm working process of the road construction protection equipment; (3) and the approach early warning work flow of the road construction protection equipment.
As shown in fig. 3, it is a work flow chart of registering and deregistering the road construction protection device, and its operation steps are as follows:
Step 100, the road construction protection equipment main control module receives the information fed back by the LTE module, and if the LTE network registration is successful, step 101 is executed.
Step 101, the road construction protection equipment judges whether a line is selected, if the line is not selected yet, the current kilometer post is set, the line is prompted to be selected, the kilometer post is set, if the current kilometer post is set, registration information is sent to an early warning server, and then step 110 is executed.
Step 110, the road construction protection device sends registration information (including device ID, cell number, satellite positioning information, etc.) to the early warning server, waits for the early warning server to respond, and then executes step 111.
Step 111, if the road construction protective equipment receives the early warning server registration information response, analyzing, if the registration is successful, starting to send the position information at regular time, then executing step 112, and if the registration is failed, recording a registration failure log; if the registration response of the early warning server is not received, after the specified sending times is reached, the registration failure is displayed, the registration information is continuously sent to the early warning server at regular time, and then the step 110 is executed.
Step 112, determining whether the current time is in the registration state, if yes, executing step 113.
And 113, reporting the position information by the road construction protection equipment, waiting for position information response after reporting the position information, normally continuing to send the position information regularly after receiving the position information response, and continuing to execute the step 112.
Step 114, if necessary, the logout network is manually set on the operation interface, and then step 115 is executed.
And step 115, the road construction protection equipment firstly reports the position information once, then sends logout information, and then executes step 116.
And step 116, if a logout answer is received, setting the state as logout, not performing other operations, and if the logout answer is not received, executing step 115.
As shown in fig. 4, it is a working flow chart of protection alarm of road construction protection equipment, and its operation steps are as follows:
and 120, if construction or accidents happen at the position of the road construction protection equipment, a worker presses the alarm key for 3 seconds for a long time, sends protection alarm information (including equipment ID, cell number, GPS information and the like) to an early warning server, stores the alarm information, and then executes step 121.
And step 121, the early warning server receives the protection alarm information and executes step 122 after receiving the protection alarm information.
And step 122, the early warning server returns protection alarm information, confirms the information to the road construction protection equipment, and then executes step 123.
And 123, the road construction protection equipment receives the protection alarm confirmation information and stores the confirmation information.
Step 130, if the construction or accident alarm of the position where the road construction protection equipment is located needs to be removed, a worker presses the alarm button for 3 seconds, protection alarm removal information (including equipment ID, cell number, satellite positioning information and the like) is sent to the early warning server, the alarm removal information is stored, and then step 131 is executed.
Step 131, the early warning server receives the protection alarm release information and executes step 132 after receiving the protection alarm release information.
And 132, the early warning server returns protection alarm information release confirmation information to the road construction protection equipment, and then step 133 is executed.
And step 133, the road construction protection equipment receives the protection alarm release information confirmation information and stores the confirmation information.
As shown in fig. 5, it is a flow chart of the approach early warning work of the road construction protection equipment, and its operation steps are as follows:
and step 140, the road construction protection equipment and the locomotive-mounted equipment report the position information to the early warning server, and then step 141 is executed.
And step 141, the early warning server judges whether a train approaches according to the position information, the early warning information needs to be transmitted to the road construction protective equipment, when the train enters a set early warning range of the road construction protective equipment, step 142 is executed, and when the train leaves the approach early warning range, step 145 is executed.
And 142, the early warning server sends train approaching early warning information to the road construction protective equipment, and then step 143 is executed.
Step 143, after receiving the approach early warning information, the road construction protective device sends an approach early warning information confirmation response to the early warning server, stores the approach early warning information, and then executes step 144.
And 144, displaying the train approaching early warning information on a display screen by the road construction protection equipment.
Step 145, the early warning server sends the train approaching early warning removal information to the road construction protective equipment (the early warning information includes the train number), and then step 146 is executed.
Step 146, after receiving the proximity early warning cancellation information, the road construction protection device sends a proximity early warning cancellation information confirmation response to the early warning server, stores the proximity early warning information, and then executes step 147.
And 147, canceling the train approach early warning information display on the display screen by the road construction protection equipment.
Claims (1)
1. A railway protection construction equipment early warning alarm and recording method based on LTE-R is characterized in that: the system adopted by the method comprises locomotive-mounted equipment, a locomotive platform, an early warning server, a portable handheld terminal and road construction protection equipment; the road construction protection equipment consists of a main control module, an LTE module, a display module and a power supply module; the method comprises the following steps: (1) registering and canceling the working process of the road construction protection equipment; (2) a protection alarm working process of the road construction protection equipment; (3) the approach early warning work flow of the road construction protection equipment;
(1) the working process of registering and canceling the road construction protection equipment comprises the following operation steps:
step 1, after the road construction protection equipment is started, the LTE module automatically registers the LTE network, returns information to the main control module, then executes step 100, and executes step 112 if the cell number changes;
step 100, the road construction protection equipment main control module receives information fed back by the LTE module, and if LTE network registration is successful, step 101 is executed;
step 101, the road construction protection equipment judges whether a line is selected, if the line is not selected yet, the current kilometer post is set, the line is prompted to be selected, the kilometer post is set, if the current kilometer post is set, registration information is sent to an early warning server, and then step 110 is executed;
step 110, the road construction protective equipment sends registration information to the early warning server, waits for the early warning server to respond, and then executes step 111;
step 111, if the road construction protective equipment receives the early warning server registration information response, analyzing, if the registration is successful, starting to send the position information at regular time, then executing step 112, and if the registration is failed, recording a registration failure log; if the registration response of the early warning server is not received, after the specified sending times are reached, the registration failure is displayed, the registration information is continuously sent to the early warning server at regular time, and then the step 110 is executed;
step 112, judging whether the mobile terminal is in a registration state, if so, executing step 113;
step 113, the road construction protection equipment reports the position information, waits for position information response after reporting the position information, normally continues to send the position information at regular time after receiving the position information response, and continues to execute step 112;
step 114, if logout is needed, manually setting a logout network on an operation interface, and then executing step 115;
step 115, the road construction protection equipment firstly reports position information once, then sends logout information, and then executes step 116;
step 116, if a logout answer is received, setting the state as logout, not performing other operations, and if no logout answer is received, executing step 115;
the protection alarm working process of the road construction protection equipment executes the following operation steps:
step 120, if construction or accidents occur at the position of the road construction protection equipment, a worker presses an alarm key for a long time, protection alarm information is sent to an early warning server, the alarm information is stored, and then step 121 is executed;
step 121, the early warning server receives the protection alarm information and executes step 122 after receiving the protection alarm information;
step 122, the early warning server returns protection alarm information, confirms the information to the road construction protection equipment, and then executes step 123;
step 123, the road construction protection equipment receives the protection alarm confirmation information and stores the confirmation information;
step 130, if construction or accident alarm at the position of the road construction protective equipment needs to be relieved, a worker presses an alarm key for a long time, protection alarm relieving information is sent to an early warning server, the alarm relieving information is stored, and then step 131 is executed;
step 131, the early warning server receives the protection alarm release information and executes step 132 after receiving the protection alarm release information;
step 132, the early warning server returns protection alarm information release confirmation information to the road construction protection equipment, and then step 133 is executed;
step 133, the road construction protection equipment receives the protection alarm release information confirmation information and stores the confirmation information;
the approach early warning workflow of the road construction protection equipment executes the following operation steps:
step 140, the road construction protection equipment, the locomotive-mounted equipment reports the position information to the early warning server, and then step 141 is executed;
step 141, the early warning server judges whether a train approaches according to the position information, the early warning information needs to be transmitted to the road construction protective equipment, when the train enters a set early warning range of the road construction protective equipment, step 142 is executed, and when the train leaves the approach early warning range, step 145 is executed;
142, the early warning server sends train approaching early warning information to road construction protection equipment, and then step 143 is executed;
step 143, after receiving the approach early warning information, the road construction protective equipment sends an approach early warning information confirmation response to the early warning server, stores the approach early warning information, and then executes step 144;
144, displaying train approaching early warning information on a display screen by the road construction protection equipment;
145, the early warning server sends train approaching early warning removal information to the road construction protection equipment, and then step 146 is executed;
step 146, after receiving the proximity early warning cancellation information, the road construction protection equipment sends a proximity early warning cancellation information confirmation response to the early warning server, stores the proximity early warning information, and then executes step 147;
and 147, canceling the train approach early warning information display on the display screen by the road construction protection equipment.
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| CN201911289997.6A CN110920679A (en) | 2019-12-16 | 2019-12-16 | Railway protection construction equipment early warning alarm and recording method based on LTE-R |
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| CN201911289997.6A CN110920679A (en) | 2019-12-16 | 2019-12-16 | Railway protection construction equipment early warning alarm and recording method based on LTE-R |
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Application publication date: 20200327 |