CN105416344B - Earthquake monitoring early warning signal interface unit for high-speed railway - Google Patents
Earthquake monitoring early warning signal interface unit for high-speed railway Download PDFInfo
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- CN105416344B CN105416344B CN201510757751.2A CN201510757751A CN105416344B CN 105416344 B CN105416344 B CN 105416344B CN 201510757751 A CN201510757751 A CN 201510757751A CN 105416344 B CN105416344 B CN 105416344B
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 30
- 238000012545 processing Methods 0.000 claims abstract description 56
- 238000004891 communication Methods 0.000 claims abstract description 8
- 230000011664 signaling Effects 0.000 claims description 23
- 238000000034 method Methods 0.000 claims description 10
- 230000009471 action Effects 0.000 claims description 9
- 230000008569 process Effects 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 7
- 238000012423 maintenance Methods 0.000 claims description 6
- 230000008859 change Effects 0.000 claims description 4
- 230000001012 protector Effects 0.000 claims description 4
- 238000011084 recovery Methods 0.000 claims description 4
- 230000008901 benefit Effects 0.000 claims description 3
- 238000007689 inspection Methods 0.000 claims 1
- 230000008439 repair process Effects 0.000 claims 1
- 230000001681 protective effect Effects 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 5
- 238000013461 design Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000002955 isolation Methods 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
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- 230000005611 electricity Effects 0.000 description 1
- 230000000116 mitigating effect Effects 0.000 description 1
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- 238000011160 research Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Classifications
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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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Abstract
The invention discloses an earthquake monitoring early warning signal interface unit for a high-speed railway. The earthquake monitoring early warning signal interface unit comprises a network interface unit, a processing unit, a control unit and a relay and lightning-protection unit. The network interface unit is used for conducting communications with an adjacent station and a railway bureau central system. The processing unit is used for receiving seismic P-wave early warning and/or threshold value alarm information sent by the adjacent station and judging a processing level; then according to the processing level, the processing unit is used for outputting an earthquake alarm condition signal to the control unit; the processing unit is used for receiving emergency treatment instruction information sent by the high-speed railway earthquake monitoring early warning railway bureau central system and outputting the earthquake alarm condition signal to the control unit according to an alert level. The control unit is used for outputting an alarm control command to the relay and lightning-protection unit according to the received earthquake alarm condition signal. The relay and lightning-protection unit is used for sending an earthquake alarm signal to a signal system according to the alarm control command output by the control unit, and conducting lightning-protection on a power supply line by arranging a power supply surge protective device, and the safety of the power supply line is effectively protected. Through the adoption of the earthquake monitoring early warning signal interface unit for the high-speed railway, the reliability and the safety of seismic emergency handling can be effectively improved.
Description
Technical field
The present invention relates to track traffic security technology area, more particularly to a kind of high speed rail earthquake monitoring and warning signal connects
Mouth unit.
Background technology
At present, after train is connected to earthquake alarm, the pattern for implementing control to train is (i.e. for external seismic emergency handling system
How train is braked) mainly there are two kinds：A kind of is the train control system control model with French Mediterranean line as representative, that is, be connected to report
When alert, the signal of control train operation is sent by train control system, suspension of service is automatically controlled；Another kind is with Japanese new dry
Line is the tractive power supply system control model of representative, that is, when receiving the report for police service, traction substation stops to contact net powering, train car
Carry brake hard measure is taken automatically immediately after putting detection contact net power-off.In the Japanese, French of high-speed railway more prosperity,
Corresponding seismic emergency handling system is established for railway transportation.After the earthquake, when devastatingly seismic wave not yet comes
Before the several seconds attacked to tens of seconds, earthquake early-warning system sends alarm signal, and seismic emergency handling system is taken corresponding measure, made
Bullet train slows down as early as possible or stops, with the harm for preventing or earthquake disaster mitigation is brought to safety of railway traffic, it is to avoid great
Casualties and economic loss.
China is the serious country of an earthquake disaster, and earthquake disaster is not allowed to neglect to the impact that bullet train runs safety
Depending on.As China Express Railway earthquake pre-warning technology is also immature compared with foreign countries, perfect standards system is not temporarily formed, set
Prepare make, the aspect such as alarm mode, seismic emergency handling technology with also there is a certain distance in the world.It is high that research is adapted to China
Fast present railway, feasible seismic emergency handling technology seems abnormal urgent.
The content of the invention
It is an object of the invention to provide a kind of high speed rail earthquake monitoring and warning signal interface unit, can effectively improve earthquake
The reliability of emergency action and safety.
The purpose of the present invention is achieved through the following technical solutions：
A kind of high speed rail earthquake monitoring and warning signal interface unit, including：
NIU, which adopts the communication network that redundancy is arranged to be led to neighboring stations, Railway Bureau's centring system
Letter；
Processing unit, for receive neighboring stations transmission P-wave early warning and/or Threshold Alerts information and judge dispose
Rank, exports earthquake alarm status signal to control unit further according to rank is disposed；And, receive Railway Bureau's centring system and send
Emergency action command information and according to Alert Level to control unit export earthquake alarm status signal；
Control unit, for according to the earthquake alarm status signal for receiving, reporting to the police to relay and lightning protection unit output
Control command；
Relay and lightning protection unit, the controlling alarm order for being exported according to control unit transmit earthquake to signaling system
Alarm signal, and lightning protection is carried out to power supply lines.
Further, the processing unit is redundancy structure, and the communication network and the neighboring stations that are arranged using redundancy and
Railway Bureau's centring system is communicated.
Further, described control unit includes：
Input/output interface module, exports and isolates digital signal input for digital signal；
Logic processing module, for the earthquake alarm state of the arbitration process unit output when processing unit is redundancy structure
Signal, and manually operated disconnecting switch signal is combined, export corresponding controlling alarm order；Specifically：When processing unit is
During the redundancy structure comprising processing unit A and processing unit B, if manually opening disconnecting switch, regardless of whether receiving process
The earthquake alarm status signal of unit A and processing unit B outputs, not to relay and lightning protection unit output controlling alarm life
Order；If manually closing disconnecting switch, when receiving the earthquake alarm status signal of processing unit A or processing unit B outputs, to
Relay and lightning protection unit output controlling alarm order；
24V power modules, which is two redundancy structures for taking advantage of two, is powered for the earthquake relay for signaling system.
Further, the relay and lightning protection unit include：
Signal cable AM access module, for connecting the earthquake relay of signaling system；
Earthquake pre-warning relay module, which includes two earthquake pre-warning relays, for the controlling alarm by receiving
The state for ordering to change earthquake pre-warning relay, so as to transmit earthquake alarm signal to signaling system；
By-pass switch module, for support the replacing of high speed rail earthquake monitoring and warning signal interface unit internal unit with
Maintenance, and can guarantee that the earthquake relay misoperation that signaling system is not interfered with during equipment replacement with maintenance is made；
Lightning-protection module, for carrying out lightning protection to power supply lines by arranging power source surge protector.
Further, the processing unit, is additionally operable to receive the centring system transmission of high speed rail earthquake monitoring and warning road bureau
Wrong report deactivate and restore command information, and pass sequentially through control unit and export extensive to signaling system with relay and lightning protection unit
Multiple normal state signal.
Further, also include：Power subsystem；
The power subsystem is uninterrupted power source, for being that processing unit and control unit are powered.
As seen from the above technical solution provided by the invention, by NIU, processing unit, control unit
And the collaborative work of relay and lightning protection unit, solve when earthquake occurs it is correct, in time to earthquake effect region
Signaling system interface exports seismic emergency handling signal, and trigger system takes effective emergency action to arrange on the train for running
Apply, realize the quick response to seismic emergency handling information, so as to be effectively improved the reliability and peace of seismic emergency handling
Quan Xing.
Description of the drawings
In order to be illustrated more clearly that the technical scheme of the embodiment of the present invention, below will be to using needed for embodiment description
Accompanying drawing be briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for this
For the those of ordinary skill in field, on the premise of not paying creative work, can be obtaining other according to these accompanying drawings
Accompanying drawing.
Fig. 1 is a kind of schematic diagram of high speed rail earthquake monitoring and warning signal interface unit provided in an embodiment of the present invention；
Fig. 2 is a kind of schematic diagram of high speed rail earthquake monitoring and warning signal interface unit provided in an embodiment of the present invention.
Specific embodiment
With reference to the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Ground description, it is clear that described embodiment is only a part of embodiment of the invention, rather than the embodiment of whole.Based on this
Inventive embodiment, the every other enforcement obtained under the premise of creative work is not made by those of ordinary skill in the art
Example, belongs to protection scope of the present invention.
Fig. 1 is a kind of schematic diagram of high speed rail earthquake monitoring and warning signal interface unit provided in an embodiment of the present invention.
As shown in figure 1, which mainly includes：
NIU, the phase of the communication network and the high speed rail earthquake monitoring and warning system that are arranged using two-way redundancy
The adjacent station, Railway Bureau's centring system are communicated；
Processing unit, for receive neighboring stations transmission P-wave early warning and/or Threshold Alerts information and judge dispose
Rank, exports earthquake alarm status signal to control unit further according to rank is disposed；And, receive Railway Bureau's centring system and send
Emergency action command information and according to Alert Level to control unit export earthquake alarm status signal；
Control unit, for according to the earthquake alarm status signal for receiving, reporting to the police to relay and lightning protection unit output
Control command；
Relay and lightning protection unit, the controlling alarm order for being exported according to control unit transmit earthquake to signaling system
Alarm signal, and lightning protection is carried out to power supply lines by arranging power source surge protector, effectively protect power supply to supply
The safety of electric line；
Power subsystem, for being that processing unit and control unit are powered.
High speed rail earthquake monitoring and warning signal interface unit provided in an embodiment of the present invention may be installed high-speed railway and prevent
In calamity machine room, when the P-wave early warning for receiving the transmission of the seismic monitoring station and/or Threshold Alerts information or Railway Bureau is received
During the emergency action information that centring system is issued, alert level is judged, export emergency action signal to signaling system interface；When connecing
When receiving wrong report releasing and the system recovery information that Railway Bureau's centring system is issued, recover normal shape to the output of signaling system interface
State signal, so as to realize the quick response to seismic emergency handling information, is effectively improved the reliability of seismic emergency handling
And safety.
High speed rail earthquake monitoring and warning signal interface unit provided in an embodiment of the present invention is solved when earthquake occurs
Correctly, in time to the signaling system interface output seismic emergency handling signal in earthquake effect region, trigger system is to fortune
Capable train takes effective emergency action measure, realizes the quick response to seismic emergency handling information, so as to effectively carry
The reliability of high seismic emergency handling and safety.
In order to make it easy to understand, being further situated between below for the high speed rail earthquake monitoring and warning signal interface unit
Continue.
The NIU can be redundancy structure, and be led to using two IP address and Railway Bureau centring system
Letter, and adopt ICP/IP protocol.
The processing unit can be redundancy structure, and by the NIU and neighboring stations and Railway Bureau
Feel concerned about system to be communicated.Exemplary, communication network can be accessed using standard RJ-45.
As shown in Fig. 2 the processing unit includes processing unit A and processing unit B.The processing unit A is single with process
First B can be communicated with neighboring stations and Railway Bureau's centring system by communication network, on the one hand, can receive adjacent stations
Stand send P-wave early warning and/or Threshold Alerts information and judge dispose rank, further according to dispose rank it is defeated to control unit
Go out earthquake alarm status signal；The emergency action command information of Railway Bureau's centring system transmission can also be received and according to alarm level
Earthquake alarm status signal is not exported to control unit；On the other hand, the wrong report that Railway Bureau's centring system sends can also be received
Command information is deactivated and restored, and passes sequentially through control unit and recover normal to signaling system output with relay and lightning protection unit
Status signal.
Described control unit includes：Input/output interface module, logic processing module and 24V power modules.Wherein：
Input/output interface module, exports and isolates digital signal input for digital signal；Which can pass through 37 core D types
Cable is connected with logic processing module.
Logic processing module, for the earthquake alarm state of the arbitration process unit output when processing unit is redundancy structure
Signal, and manually operated disconnecting switch signal is combined, export corresponding controlling alarm order.
In the embodiment of the present invention, the digital signal that input/output interface module is exported has been done certain by logic processing module
Logical operation process is simultaneously converted into the voltage of control relay.The isolation digital signal input of input/output interface module refers to electricity
The protection of isolation element is have passed through in the connection of road, interference of the external circuit to inner member is reduced.Manually operated disconnecting switch
Signal is the signal produced by a manual control switch of whole signal interface unit, and its meaning is the work of control signal interface unit
In isolation or non-isolated state.
The specific course of work of logic processing module is as follows：When processing unit is comprising processing unit A and processing unit B
During redundancy structure, if manually opening disconnecting switch, regardless of whether receiving the earthquake of processing unit A and processing unit B outputs
Alarm condition signal, not to relay and lightning protection unit output controlling alarm order；If manually closing disconnecting switch, receive
During the earthquake alarm status signal exported to processing unit A or processing unit B, to relay and lightning protection unit output controlling alarm
Order, with ensure when have break down all the way when system still can be with normal work.
In addition, in the embodiment of the present invention, when the signal of processing unit A and processing unit B outputs is that invalid signals are (that is, non-
Earthquake alarm status signal or recovery normal state signal are useful signal) when, send system failure warning message；Also,
When processing unit A and processing unit B exports recovery normal state signal, output recovers normal control command accordingly.This
The arbitrated procedure of two kinds of signals is similar with the arbitrated procedure of aforementioned earthquake alarm status signal, repeats no more.
24V power modules, which is two redundancy structures for taking advantage of two, is powered for the earthquake relay for signaling system.Power supply
Design meet system equipment requirement, no matter in system, any one of 24V power supply groups breaks down, all without the system of impact
Normal work, so as to improve the reliability of high speed rail earthquake monitoring and warning signal interface unit.
The relay and lightning protection unit include：Signal cable AM access module, earthquake pre-warning relay module, by-pass switch
Module, lightning-protection module.Wherein：
Signal cable AM access module, for connecting the earthquake relay of signaling system setting, and two relays are adopted respectively
Connected with different cable pathways, and above-mentioned two relay is controlled using two-way independent current source, double break mode；
Earthquake pre-warning relay module, which includes two earthquake pre-warning relays (its model can be JWXC-1700), uses
Change the state of earthquake pre-warning relay in the controlling alarm order by receiving, so that earthquake report is transmitted to signaling system
Alert signal；
By-pass switch module, for support the replacing of high speed rail earthquake monitoring and warning signal interface unit internal unit with
Maintenance, and can guarantee that the earthquake relay misoperation that signaling system is not interfered with during equipment replacement with maintenance is made.
Lightning-protection module, for carrying out lightning protection to power supply lines by arranging power source surge protector, effectively
The safety of protection power supply lines.
Power subsystem is ups power (uninterrupted power source), for powering to processing unit and control unit；Power supply zero layer connects
Enter from load-dispatching board (case) the two-way single phase ac 220V power supply for introducing, power supply zero layer arranges having air switch, 220V simultaneously
Power lightning protection unit and supply socket.
In the embodiment of the present invention, high speed rail earthquake monitoring and warning signal interface unit is by redundancy safeguards system
Reliability and safety.Redundancy in system mainly includes the Redundancy Design of power supply redundancy design and processing unit, by configuring
The part of unnecessary equal function, and run their coordinate synchronizations by certain redundancy logic, reduce the failure of system
Rate, improves the MTBF of whole system；Meanwhile, by arrange by-pass switch safeguards system reliability and can
Maintainability.Be easy to the replacing of signal interface unit equipment and maintenance, and can guarantee that equipment replacement with do not interfere with during overhauling
The earthquake relay misoperation of signaling system is made.
Those skilled in the art can be understood that, for convenience and simplicity of description, only with above-mentioned each function
The division of module is illustrated, and in practical application, can distribute above-mentioned functions by different function moulds as desired
Block is completed, will the internal structure of device be divided into different functional modules, to complete all or part of work(described above
Energy.
The above, the only present invention preferably specific embodiment, but protection scope of the present invention is not limited thereto,
Any those familiar with the art in the technical scope of present disclosure, the change or replacement that can be readily occurred in,
Should all be included within the scope of the present invention.Therefore, protection scope of the present invention should be with the protection model of claims
Enclose and be defined.
Claims (6)
1. a kind of high speed rail earthquake monitoring and warning signal interface unit, it is characterised in that include：
NIU, which adopts the communication network that redundancy is arranged to be communicated with neighboring stations, Railway Bureau's centring system；
Processing unit, for receive neighboring stations transmission P-wave early warning and/or Threshold Alerts information and judge dispose level
Not, earthquake alarm status signal is exported to control unit further according to disposal rank；And, receive what Railway Bureau's centring system sent
Emergency action command information simultaneously exports earthquake alarm status signal to control unit according to Alert Level；
Control unit, for according to the earthquake alarm status signal for receiving, to relay and lightning protection unit output controlling alarm
Order；
Relay and lightning protection unit, the controlling alarm order for being exported according to control unit transmit earthquake alarm to signaling system
Signal, and lightning protection is carried out to power supply lines；
Wherein, described control unit includes：Logic processing module, for the arbitration process unit when processing unit is redundancy structure
The earthquake alarm status signal of output, and manually operated disconnecting switch signal is combined, export corresponding controlling alarm order；Tool
Body：When processing unit is the redundancy structure comprising processing unit A and processing unit B, if manually opening disconnecting switch, nothing
By whether the earthquake alarm status signal that processing unit A and processing unit B is exported is received, not to relay and lightning protection unit
Output controlling alarm order；If manually closing disconnecting switch, the earthquake report of processing unit A or processing unit B outputs is received
During alert status signal, to relay and lightning protection unit output controlling alarm order.
2. high speed rail earthquake monitoring and warning signal interface unit according to claim 1, it is characterised in that the process
Unit is redundancy structure, and the communication network arranged using redundancy is communicated with neighboring stations and Railway Bureau's centring system.
3. high speed rail earthquake monitoring and warning signal interface unit according to claim 1, it is characterised in that the control
Unit also includes：
Input/output interface module, exports and isolates digital signal input for digital signal；
24V power modules, which is two redundancy structures for taking advantage of two, is powered for the earthquake relay for signaling system.
4. high speed rail earthquake monitoring and warning signal interface unit according to claim 1, it is characterised in that the relay
Device and lightning protection unit include：
Signal cable AM access module, for connecting the earthquake relay of signaling system；
Earthquake pre-warning relay module, which includes two earthquake pre-warning relays, for the controlling alarm order by receiving
To change the state of earthquake pre-warning relay, so as to transmit earthquake alarm signal to signaling system；
By-pass switch module, for supporting the replacing of high speed rail earthquake monitoring and warning signal interface unit internal unit with inspection
Repair, and can guarantee that the earthquake relay misoperation that signaling system is not interfered with during equipment replacement with maintenance is made；
Lightning-protection module, for carrying out lightning protection to power supply lines by arranging power source surge protector.
5. high speed rail earthquake monitoring and warning signal interface unit according to claim 1, it is characterised in that the process
Unit, the wrong report for being additionally operable to receive the centring system transmission of high speed rail earthquake monitoring and warning road bureau deactivate and restore command information,
And control unit is passed sequentially through with relay and lightning protection unit to signaling system output recovery normal state signal.
6. the high speed rail earthquake monitoring and warning signal interface unit according to any one of claim 1-5, it is characterised in that
Also include：Power subsystem；
The power subsystem is uninterrupted power source, for being that processing unit and control unit are powered.
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| CN201510757751.2A CN105416344B (en) | 2015-11-09 | 2015-11-09 | Earthquake monitoring early warning signal interface unit for high-speed railway |
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| CN201510757751.2A CN105416344B (en) | 2015-11-09 | 2015-11-09 | Earthquake monitoring early warning signal interface unit for high-speed railway |
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Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105890916B (en) * | 2016-04-08 | 2018-07-31 | 中国铁道科学研究院铁道科学技术研究发展中心 | A kind of high speed railway vehicle mounted seismic emergency handling device test system and method |
| CN107731331B (en) * | 2016-08-12 | 2024-01-05 | 苏州热工研究院有限公司 | Nuclear power plant grid dirt separator overhauls little system |
| CN106627665B (en) * | 2016-10-19 | 2018-10-19 | 中国铁道科学研究院通信信号研究所 | The vehicle-mounted seismic emergency handling device of redundancy GSM-R communication units |
| CN106781290A (en) * | 2016-12-27 | 2017-05-31 | 中国铁道科学研究院通信信号研究所 | The high speed rail earthquake pre-warning monitoring Railway Bureau centring system information processing platform |
| CN106683347A (en) * | 2016-12-27 | 2017-05-17 | 中国铁道科学研究院通信信号研究所 | High-speed railway seismic early-warning on-site monitoring system |
| CN107749372B (en) * | 2017-11-08 | 2020-11-13 | 北京佳讯飞鸿电气股份有限公司 | Relay control circuit and system |
| CN107901950B (en) * | 2017-12-11 | 2020-11-13 | 北京铁路局 | Line monitoring method and monitoring system |
| CN111965730A (en) * | 2020-07-31 | 2020-11-20 | 中国铁道科学研究院集团有限公司 | Detection equipment and method for traction interface of railway earthquake early warning monitoring system |
| CN113593189A (en) * | 2021-08-06 | 2021-11-02 | 成舟 | Emergency early warning system of hydroelectric power plant |
| CN116403371B (en) * | 2023-04-23 | 2024-06-14 | 中国地震局地震研究所 | Earthquake early warning emergency treatment device and method for high-speed railway |
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