CN104734769A - Ground equipment system based on Beidou Satellite time service signals - Google Patents
Ground equipment system based on Beidou Satellite time service signals Download PDFInfo
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
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- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
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- H04B7/18517—Transmission equipment in earth stations
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Abstract
The invention provides a ground equipment system based on Beidou satellite time service signals. The system comprises a dispatching center equipment subsystem and a plurality of station equipment subsystems. The dispatching center equipment subsystem comprises a dispatching center Beidou Satellite time service instrument, a center clock server and circuit communication prepositive servers of a plurality of circuits. The dispatching center Beidou satellite time service instrument carries out correcting according to time service signals of a Beidou satellite, and clock signals are obtained and output. The center clock server receives clock signals output by the dispatching center Beidou Satellite time service instrument through an NTP center local area network, center clock signals are generated and output. The circuit communication prepositive servers receive the center clock signals through the NTP center local area network and output the center clock signals. The station equipment subsystems comprise self-regulated machines and CBIs. The self-regulated machines receive the center clock signals output by the circuit communication prepositive servers of the circuits belonging to a station through an NTP wide area network. The CBIs obtain the center clock signals through serial buses from the self-regulated machines. According to the ground equipment system, ground equipment can operate according to safe and reliable clock signals, and train running safety can be well guaranteed.
Description
Technical field
The present invention relates to railway operation safety technical field, specifically, the present invention relates to the ground equipment system based on big-dipper satellite time signal.
Background technology
Train has become the important vehicles of people's trip and transporting cargo, and rail track becomes more and more busier, and different train is shorter and shorter by the interval time in same place (such as same track switch).In order to prevent train colliding, usually by ground equipment system, train being monitored, dispatches, the operation such as monitoring.
At present, a kind of block schematic illustration of structure of existing ground equipment system as shown in Figure 1, comprise: be arranged on CTC (Central Trafic Control, railway despatch concentration) GPS (the GlobalPositioning System at center, global positioning system) time service instrument 101, primary time server 102 and CTC application server 103, and be arranged on the station CTC system 104 at station, self-regulating machine 105 and CBI (computer interlock system) 106.
GPS time service instrument 101 and gps satellite realize satellite synchronization, and clock signal is to primary time server 102; The clock signal of reception is outputted to CTC application server 103 as centre grade clock signal by primary time server 102; Centre grade clock signal is outputted to station CTC system 104 by network by CTC application server 103, and by station CTC system 104, centre grade clock signal is outputted to self-regulating machine 105; Self-regulating machine 105 for benchmark with the centre grade clock signal received, is determined the timestamp of data after collecting the service data of train and performs train operation plan and shunting plan; CBI106 obtains centre grade clock signal according to from self-regulating machine 105, and control command that is predetermined or operator's input, exports lock file.
But the ownership of GPS, control and operating license all belong to U.S. Department of Defense, although freely to China's exploitation, not promissory warranty uses; Such as, once occurred the cdma network of China because of the non-time service of GPS cause paralyse event.As can be seen here, the safety and reliability of the time signal of GPS is all lower, even if existing ground equipment system can utilize the time signal of GPS to revise respective clock signal, but still there is the hidden danger causing the equipment clock signal disorder in ground equipment system because of the non-time service of GPS, be easy to cause security incident, the driving accident such as caused because scheduling train is made mistakes, even causes the railway system to paralyse, the economy of serious threat China and safety.
Therefore, be necessary to provide a kind of ground equipment system based on big-dipper satellite time signal, ground equipment system can the clock signal higher according to safety and reliability be operated, to ensure traffic safety.
Summary of the invention
Object of the present invention is intended at least to solve the problem of the ground equipment system of one of above-mentioned technological deficiency, particularly safety in utilization or all lower clock signal of reliability.
Technical scheme of the present invention, according to an aspect, provides a kind of ground equipment system based on big-dipper satellite time signal, comprising:
The station equipment subsystem at control centre's equipment subsystem and multiple station;
Wherein, described control centre equipment subsystem comprises:
Control centre's big-dipper satellite time service instrument, after the time signal by the transmission of its satellite antenna reception big-dipper satellite, goes out clock signal according to described time signal correction and exports;
Central clock server, is electrically connected with described control centre big-dipper satellite time service instrument by NTP center local area network (LAN), and for the clock signal according to reception, generating center clock signal also exports;
The line traffic front server of multiple circuit, all passes through NTP center local area network (LAN) and described central clock server electrical links, exports after the central clock signal all for the output of receiving center clock server;
Described station equipment subsystem comprises:
Self-regulating machine, for the described central clock signal exported by the line traffic front server of circuit belonging to station described in NTP wide area network reception, with described central clock signal for benchmark, determine the timestamp of data after collecting the service data of train and perform train operation plan and shunting plan;
CBI, is electrically connected with described self-regulating machine by universal serial bus, for according to the described central clock signal obtained from described self-regulating machine and control command that is predetermined or operator's input, exports lock file.
Further, described control centre equipment subsystem, also comprises:
Big-dipper satellite time service instrument for subsequent use, all be electrically connected by described NTP center local area network (LAN) with described control centre big-dipper satellite time service instrument, central clock server, for when the non-clock signal of described control centre big-dipper satellite time service instrument being detected, time signal correction according to the big-dipper satellite of the satellite antenna reception of this big-dipper satellite time service instrument for subsequent use goes out clock signal, and exports to described central clock server.
Further, described control centre equipment subsystem, also comprises:
TSRS interface server and TSRS, described TSRS interface server is electrically connected with described central clock server by described NTP center local area network (LAN), and by described NTP center local area network (LAN) or meet setting agreement network be electrically connected with described TSRS, for receiving described central clock signal and outputting to described TSRS; Or, after the described central clock signal accepted is converted to the signal meeting described setting protocol format, output to TSRS; Described TSRS is used for the central clock signal according to receiving, and carries out drafting, store, verify, split, assign and showing of all fronts temporary speed limitation.
Further, described station equipment subsystem also comprises:
Station train control center, is electrically connected with described TSRS by described NTP wide area network, for according to the central clock signal obtained from described TSRS, monitors the train through this station; And
Row control workover rig, is electrically connected with described station train control center by NTP station local area network, for keeping in repair according to the central clock signal obtained from described station train control center.
Further, described station equipment subsystem, also comprises:
Station big-dipper satellite time service server, is electrically connected with described self-regulating machine by described NTP station local area network, after the time signal by the transmission of its satellite antenna reception big-dipper satellite, goes out station clock signal according to described time signal correction and exports; And
Described self-regulating machine is not also for when receiving the central clock signal that described central clock server exports at the appointed time, the clock signal exported with described station big-dipper satellite time service server, for benchmark, is determined the timestamp of data after collecting the service data of train and performs train operation plan and shunting plan.
Further, the described ground equipment system based on big-dipper satellite time signal, also comprises: centralized signal supervision equipment subsystem;
Described centralized signal supervision equipment subsystem, comprising:
Electricity business section big-dipper satellite time service instrument, after the time signal by the transmission of its satellite antenna reception big-dipper satellite, goes out clock signal according to described time signal correction and exports;
Electricity business section central apparatus, be electrically connected by NTP electricity business section local area network (LAN) and described electricity section big-dipper satellite time service instrument of be engaged in, for section big-dipper satellite time service instrument clock signal of being engaged according to described electricity, the electric section clock signal of being engaged in of generation also exports.
Further, described centralized signal supervision equipment subsystem, also comprises: be arranged at the multiple stations monitoring unit in multiple station respectively;
Described station monitoring unit, is installed on station, is electrically connected by existing monitoring network and described electricity section central apparatus of being engaged in, for monitoring according to the electricity business section clock signal received.
Further, described station equipment subsystem also comprises:
Track circuit monitoring and maintenance machine equipment, is electrically connected with described station monitoring unit by NTP station local area network, for carrying out monitoring, the maintenance of track circuit according to the electricity business section clock signal obtained from described station monitoring unit.
Further, the described ground equipment system based on big-dipper satellite time signal, also comprises: DMS subsystem;
Described DMS subsystem comprises: DMS central apparatus and the multiple station DMS be arranged at respectively in multiple station;
Described DMS central apparatus, is electrically connected with described central clock server by described NTP wide area network, exports for the central clock signal that will receive.
Described station DMS, is electrically connected with described DMS central apparatus by described NTP wide area network, for carrying out dynamic monitoring according to the central clock signal received.
Preferably, described NTP wide area network is specially IP network, the multiring structure that the topological structure of this IP network is is core with described central clock server; And
Described NTP center local netting gear body is Ethernet.
In technical scheme of the present invention, based on each equipment in the ground equipment system of big-dipper satellite time service information, can receive or obtain the clock signal of the time signal correction through big-dipper satellite respectively, obtain the clock signal of safety and reliability; And operate according to the clock signal of safety and reliability respectively; Route plan, scheduling train can be formulated more reliably; Can monitor, record or diagnose driving states or the data of train more reliably, carry out automatic protection etc. more reliably; Thus be conducive to the traffic safety ensureing train.
The aspect that the present invention adds and advantage will part provide in the following description, and these will become obvious from the following description, or be recognized by practice of the present invention.
Accompanying drawing explanation
The present invention above-mentioned and/or additional aspect and advantage will become obvious and easy understand from the following description of the accompanying drawings of embodiments, wherein:
Fig. 1 is the block schematic illustration of the internal structure of the ground equipment system of prior art;
Fig. 2 is the block schematic illustration of the internal structure of the ground equipment system based on big-dipper satellite time signal of the embodiment of the present invention;
Fig. 3 is the block schematic illustration of control centre's equipment subsystem of the embodiment of the present invention and the internal structure of station equipment subsystem;
Fig. 4 is the block schematic illustration of the internal structure of the centralized signal supervision equipment subsystem of the embodiment of the present invention;
Fig. 5 is the block schematic illustration of the internal structure of the DMS subsystem of the embodiment of the present invention.
Embodiment
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Being exemplary below by the embodiment be described with reference to the drawings, only for explaining the present invention, and can not limitation of the present invention being interpreted as.
Those skilled in the art of the present technique are appreciated that unless expressly stated, and singulative used herein " ", " one ", " described " and " being somebody's turn to do " also can comprise plural form.Should be further understood that, the wording used in specification of the present invention " comprises " and refers to there is described feature, integer, step, operation, element and/or assembly, but does not get rid of and exist or add other features one or more, integer, step, operation, element, assembly and/or their group.Wording "and/or" used herein comprises one or more whole or arbitrary unit listing item be associated and all combinations.
Those skilled in the art of the present technique are appreciated that unless otherwise defined, and all terms used herein (comprising technical term and scientific terminology), have the meaning identical with the general understanding of the those of ordinary skill in field belonging to the present invention.It should also be understood that, those terms defined in such as general dictionary, should be understood to that there is the meaning consistent with the meaning in the context of prior art, unless and by specific definitions as here, otherwise can not explain by idealized or too formal implication.
The present inventor considers, can improve existing ground equipment system, makes equipment wherein can receive or obtain the clock signal of the time signal correction through big-dipper satellite, obtains the clock signal of safety and reliability; And operate according to the clock signal of safety and reliability respectively; Thus whole ground equipment system can be made to operate under safer more reliable clock signal, the traffic safety of train can be ensured.
The technical scheme of the embodiment of the present invention is introduced below in conjunction with accompanying drawing.
Embodiments provide a kind of ground equipment system based on big-dipper satellite time signal, the block schematic illustration of its internal structure as shown in Figure 2, comprising: the station equipment subsystem 202 at control centre's equipment subsystem 201 and multiple station.
Wherein, control centre's equipment subsystem 201, is arranged in the control centre of railway interests, the block diagram of the internal structure of this subsystem, as shown in Figure 3, comprising: the line traffic front server 213 of control centre's big-dipper satellite time service instrument 211, central clock server 212 and multiple driving route.
Control centre's big-dipper satellite time service instrument 211, for after the time signal by the transmission of its satellite antenna reception big-dipper satellite, goes out clock signal according to this time signal correction and exports; Such as, can adopt the one-way timing of big-dipper satellite or the method involved by two-way timing, revise out clock signal, concrete modification method is the conventional techniques means of this area, repeats no more herein.
Central clock server 212, by NTP (Network Time Protocol, NTP (Network Time Protocol)) center local area network (LAN) is electrically connected with control centre's big-dipper satellite time service instrument 211, and for according to the clock signal received, generating center clock signal also exports.
The line traffic front server 213 of multiple driving route, all passes through NTP center local area network (LAN) and central clock server 212 electrical links, exports after the central clock signal all for receiving center clock server 212 output.
Station equipment subsystem 202 is arranged in station, the block diagram of the internal structure of this subsystem, as shown in Figure 3, comprising: self-regulating machine 221 and CBI222.
The central clock signal of self-regulating machine 221 for being exported by the line traffic front server 221 of circuit belonging to this station of NTP wide area network reception, with the central clock signal received for benchmark, determine the timestamp of data after collecting the service data of train and perform train operation plan and shunting plan.
CBI222 is electrically connected with self-regulating machine 221 by universal serial bus, for the control command according to the central clock signal obtained from self-regulating machine 221 and predetermined or operator input, lock file is exported to equipment such as ATP (Automatic Train Protection, automatic trainprotection) equipment.
Particularly, CTC equipment subsystem in control centre can be comprised in control centre's equipment subsystem 201; Station CTC equipment subsystem can be comprised: the station CTC equipment subsystem at control centre CTC equipment subsystem and multiple station can form CTC system in station equipment subsystem 202.
Self-regulating machine 221 can be specifically CTC self-regulating machine, represents information for real-time reception signaling at stations equipment state, carries out train number number and follows the tracks of, collect driving and run real data, and be uploaded to control centre; Can the plan of adjusting train operation at receiving scheduling center and shunting plan, direct control instruction, automatically perform after judging after testing.
What CBI222 can be arranged on underground railway usually has trouble station, rolling stock section and large iron each station along the line.CBI222, usually according to route map of train auto arrangement train (or shunting) route, carries out monitoring display to semaphore, track, track switch equipment state, turn-out track electromechanics stream and equipment power supply state in monitoring track switch transfer process; According to the dispatcher's route operational order received, carry out calculation process and refuse the operational order of execution error, situation for operate miss and discontented Football Association lock provides voice message, provides voice message, for other equipment provide interface for equipment fault or important information.
CBI222 is electrically connected with self-regulating machine 221 especially by RS (recommend standard2, proposed standard) 422 buses.
Interlocking host computer in CBI222 is to self-regulating machine 221 tranmitting data register request data frame; After self-regulating machine 221 receives request, central clock signal current for this self-regulating machine is carried in clock synchronization data frame, sends to interlocking host computer; Interlocking host computer carries out clock synchronous according to the clock information in clock synchronization data frame, and synchronous clock information is forwarded to the interlocking internal units such as control aobvious machine, workover rig, person on duty's platform.
Preferably, the interlocking host computer in CBI222 can answer tranmitting data register request data frame when itself and self-regulating machine 221 connection establishment; Or the interlocking host computer in CBI222 can in setting moment (such as every day 18:00) to self-regulating machine 221 tranmitting data register request data frame.
NTP wide area network is specially IP (Internet Protocol, procotol) network, the multiring structure that the topological structure of this IP network can be is core with central clock server 212.NTP center local netting gear body can be Ethernet.NTP station local area network is specifically as follows Ethernet.
Preferably, as shown in Figure 3, in control centre's equipment subsystem 201, also comprise: big-dipper satellite time service instrument 214 for subsequent use.
Big-dipper satellite time service instrument 214 for subsequent use, it is all electrically connected by NTP center local area network (LAN) with control centre's big-dipper satellite time service instrument 211, central clock server 212, it is for when control centre's big-dipper satellite time service instrument 211 non-clock signal being detected, time signal correction according to the big-dipper satellite of the satellite antenna reception of this big-dipper satellite time service instrument for subsequent use goes out clock signal, and exports to central clock server 212.
More excellent, also comprise in central clock server 212: atomic clock time keeping device (not marking in figure).
Atomic clock time keeping device is used for keeping time to the clock signal that the atomic clock of its inside generates.Atomic clock can be specifically rubidium atomic clock.The concrete grammar of keeping time to clock signal is the conventional techniques means of this area, repeats no more herein.
If when central clock server 212 is also for detecting that the clock signal not receiving control centre's big-dipper satellite time service instrument 211 or big-dipper satellite time service instrument 214 for subsequent use output in setting-up time section or the clock signal received do not meet the time precision preset, stop the clock signal exporting according to control centre's big-dipper satellite time service instrument 211 or big-dipper satellite time service instrument 214 for subsequent use, generating center clock signal; By in atomic clock time keeping device by the clock signal of atomic clock of keeping time, export as central clock signal.
More excellent, as shown in Figure 3, in control centre's equipment subsystem 201, also comprise: TSRS interface server 215 and TSRS (Temporary Speed Restriction Server, temporary speed limitation server) 216.
TSRS interface server 215 is electrically connected with central clock server 212 by NTP center local area network (LAN), and by NTP center local area network (LAN) or meet setting agreement network be electrically connected with TSRS216, for after the central clock signal that receiving center clock server 212 exports, this central clock signal is outputted to TSRS216; Or, after this central clock signal accepted is converted to the signal meeting setting protocol format, output to TSRS216.
TSRS216 is used for the central clock signal according to receiving, and carries out drafting, store, verify, split, assign and showing of all fronts temporary speed limitation.
Further, in control centre's equipment subsystem 201, also comprise: the equipment that NTP center local area network (LAN) is electrically connected with central clock server 212 is all passed through at database server, application server, dispatcher workstation, assistant's dispatcher workstation, duty director's work station, control work station, planner's work station, expression wall, comprehensive maintenance work station, the network equipment, power-supply device, thunder resisting equipment, network management workstation, system maintenance work station etc.; According to the central clock signal that central clock server 212 exports, realize that route controls automatically, train operation supervision, operational plan establishment, service chart drawing and adjustment, train are followed the trail of, the function such as actual train running graph, dispatching command management is adopted a little and drawn to train.
Preferably, as shown in Figure 3, in station equipment subsystem 202, also comprise: station train control center 223 and row control workover rig 224.
Station train control center 223 is electrically connected with TSRS216 by NTP wide area network, for according to the central clock signal obtained from TSRS216, monitors the train through this station.
Row control workover rig 224 is electrically connected with station train control center 223 by NTP station local area network, for keeping in repair according to the central clock signal obtained from station train control center 223.
More excellent, as shown in Figure 3, in station equipment subsystem 202, also comprise: station big-dipper satellite time service server 225.
Station big-dipper satellite time service server 225 is electrically connected with self-regulating machine 221 by NTP station local area network, after the time signal by the transmission of its satellite antenna reception big-dipper satellite, goes out station clock signal according to this time signal correction and exports.
Self-regulating machine 221 is not also for when receiving the central clock signal that central clock server 212 exports at the appointed time, the station clock signal exported with station big-dipper satellite time service server 225, for benchmark, is determined the timestamp of data after collecting the service data of train and performs train operation plan and shunting plan.
More excellent, also comprise in station big-dipper satellite time service server 225: crystal oscillator clock time keeping device (not marking in figure).
The clock signal that crystal oscillator clock time keeping device is used for the atomic clock received in advance exports is kept time.
If when station big-dipper satellite time service server 225 is also for detecting that not receiving time signal that big-dipper satellite exports or station clock signal in setting-up time section does not meet the time precision preset, stop exporting station centre's clock signal; By in atomic clock time keeping device by the clock signal of atomic clock of keeping time, export as station clock signal.
Further, in station equipment subsystem 214, also comprise: station car business terminal, electricity business maintenance terminal, station network and Network Security Device.
Station car business terminal, electricity business maintenance terminal, station network and Network Security Device are all electrically connected with line traffic front server 221 by NTP station local area network, all operate according to obtaining central clock signal by Network Time Protocol.
Preferably, in the ground equipment system based on big-dipper satellite time signal of the embodiment of the present invention, also comprise: centralized signal supervision equipment subsystem.
Centralized signal supervision equipment subsystem is arranged in the electricity business section of railway, and the block schematic illustration of the internal structure of this subsystem, as shown in Figure 4, comprising: electricity business section big-dipper satellite time service instrument 231 and electricity business section central apparatus 232.
Electricity business section big-dipper satellite time service instrument 231 is for after the time signal by the transmission of its satellite antenna reception big-dipper satellite, and the time signal correction according to receiving goes out clock signal and exports.
Electricity business section central apparatus 232, is electrically connected by NTP electricity business section local area network (LAN) and electricity section big-dipper satellite time service instrument 231 of be engaged in, for the clock signal exported according to electricity business section big-dipper satellite time service instrument 231, generates electric section clock signal of being engaged in and also export.
More excellent, as shown in Figure 4, in centralized signal supervision equipment subsystem 203, also comprise: be arranged at the multiple stations monitoring unit 233 in multiple station respectively.
Station monitoring unit 233, is electrically connected with electric section central apparatus 212 of being engaged in by existing monitoring network or NTP wide area network, for monitoring according to the electricity business section clock signal received.
Further, centralized signal supervision equipment subsystem, also comprises: MTU depot monitoring unit and Motor Car Institute monitoring unit.
MTU depot monitoring unit, Motor Car Institute monitoring unit are all electrically connected with electric section central apparatus 232 of being engaged in by monitoring network or NTP wide area network, and the electricity business section clock signal all exported according to electricity business section central apparatus 232 operates.
Further, centralized signal supervision equipment subsystem, also comprises: power supply panel equipment.
Power supply panel equipment is electrically connected with station monitoring unit 233, and the electricity business section clock signal according to obtaining from station monitoring unit 233 operates.
More excellent, in station equipment subsystem 202, also comprise: track circuit monitoring and maintenance machine equipment (not marking in figure).
Track circuit monitoring and maintenance machine equipment is arranged in station, is electrically connected with station monitoring unit 233 by NTP station local area network, for carrying out monitoring, the maintenance of track circuit according to the electricity business section clock signal obtained from station monitoring unit 233.
Further, track circuit monitoring and maintenance machine equipment can be specifically the visitor's special track circuit monitoring and maintenance machine equipment in the special ZPW2000 system equipment of visitor.
Preferably, in the ground equipment system based on big-dipper satellite time signal of the embodiment of the present invention, also comprise: DMS (Dynamic Monitoring System, dynamic monitoring system) subsystem.
The block schematic illustration of the internal structure of DMS subsystem as shown in Figure 5, comprising: DMS central apparatus 241 and the multiple DMS242 be arranged at respectively in multiple station.
Wherein, DMS central apparatus 241 is electrically connected with central clock server 212 by NTP wide area network, for after the central clock signal that receiving center clock server 212 exports, exports this central clock signal.
Station DMS242 is electrically connected with DMS central apparatus 215 by NTP wide area network, for carrying out dynamic monitoring according to the central clock signal received.
The embodiment of the present invention based on each equipment in the ground equipment system of big-dipper satellite time service information, can receive or obtain the clock signal of the time signal correction through big-dipper satellite respectively, obtain the clock signal of safety and reliability; And operate according to the clock signal of safety and reliability respectively; Route plan, scheduling train can be formulated more reliably; Can monitor, record or diagnose driving states or the data of train more reliably, carry out automatic protection etc. more reliably; Thus be conducive to the traffic safety ensureing train.
The above is only some embodiments of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (10)
1. based on a ground equipment system for big-dipper satellite time signal, it is characterized in that, comprising:
The station equipment subsystem at control centre's equipment subsystem and multiple station;
Wherein, described control centre equipment subsystem comprises:
Control centre's big-dipper satellite time service instrument, after the time signal by the transmission of its satellite antenna reception big-dipper satellite, goes out clock signal according to described time signal correction and exports;
Central clock server, is electrically connected with described control centre big-dipper satellite time service instrument by NTP center local area network (LAN), and for the clock signal according to reception, generating center clock signal also exports;
The line traffic front server of multiple circuit, all passes through NTP center local area network (LAN) and described central clock server electrical links, exports after the central clock signal all for the output of receiving center clock server;
Described station equipment subsystem comprises:
Self-regulating machine, for the described central clock signal exported by the line traffic front server of circuit belonging to station described in NTP wide area network reception, with described central clock signal for benchmark, determine the timestamp of data after collecting the service data of train and perform train operation plan and shunting plan;
CBI, is electrically connected with described self-regulating machine by universal serial bus, for according to the described central clock signal obtained from described self-regulating machine and control command that is predetermined or operator's input, exports lock file.
2. the system as claimed in claim 1, is characterized in that, described control centre equipment subsystem, also comprises:
Big-dipper satellite time service instrument for subsequent use, all be electrically connected by described NTP center local area network (LAN) with described control centre big-dipper satellite time service instrument, central clock server, for when the non-clock signal of described control centre big-dipper satellite time service instrument being detected, time signal correction according to the big-dipper satellite of the satellite antenna reception of this big-dipper satellite time service instrument for subsequent use goes out clock signal, and exports to described central clock server.
3. the system as claimed in claim 1, is characterized in that, described control centre equipment subsystem, also comprises:
TSRS interface server and TSRS, described TSRS interface server is electrically connected with described central clock server by described NTP center local area network (LAN), and by described NTP center local area network (LAN) or meet setting agreement network be electrically connected with described TSRS, for receiving described central clock signal and outputting to described TSRS; Or, after the described central clock signal accepted is converted to the signal meeting described setting protocol format, output to TSRS; Described TSRS is used for the central clock signal according to receiving, and carries out drafting, store, verify, split, assign and showing of all fronts temporary speed limitation.
4. system as claimed in claim 3, it is characterized in that, described station equipment subsystem also comprises:
Station train control center, is electrically connected with described TSRS by described NTP wide area network, for according to the central clock signal obtained from described TSRS, monitors the train through this station; And
Row control workover rig, is electrically connected with described station train control center by NTP station local area network, for keeping in repair according to the central clock signal obtained from described station train control center.
5. the system as claimed in claim 1, is characterized in that, described station equipment subsystem, also comprises:
Station big-dipper satellite time service server, is electrically connected with described self-regulating machine by described NTP station local area network, after the time signal by the transmission of its satellite antenna reception big-dipper satellite, goes out station clock signal according to described time signal correction and exports; And
Described self-regulating machine is not also for when receiving the central clock signal that described central clock server exports at the appointed time, the station clock signal exported with described station big-dipper satellite time service server, for benchmark, is determined the timestamp of data after collecting the service data of train and performs train operation plan and shunting plan.
6. as claim 1 system, it is characterized in that, also comprise: centralized signal supervision equipment subsystem;
Described centralized signal supervision equipment subsystem, comprising:
Electricity business section big-dipper satellite time service instrument, after the time signal by the transmission of its satellite antenna reception big-dipper satellite, goes out clock signal according to described time signal correction and exports;
Electricity business section central apparatus, be electrically connected by NTP electricity business section local area network (LAN) and described electricity section big-dipper satellite time service instrument of be engaged in, for the clock signal according to the output of described electricity business section big-dipper satellite time service instrument, the electric section clock signal of being engaged in of generation also exports.
7. system as claimed in claim 6, it is characterized in that, described centralized signal supervision equipment subsystem, also comprises: be arranged at the multiple stations monitoring unit in multiple station respectively;
Described station monitoring unit, is electrically connected by existing monitoring network and described electricity section central apparatus of being engaged in, for monitoring according to the electricity business section clock signal received.
8. system as claimed in claim 7, it is characterized in that, described station equipment subsystem also comprises:
Track circuit monitoring and maintenance machine equipment, is electrically connected with described station monitoring unit by NTP station local area network, for carrying out monitoring, the maintenance of track circuit according to the electricity business section clock signal obtained from described station monitoring unit.
9. as claim 1 system, it is characterized in that, also comprise: DMS subsystem;
Described DMS subsystem comprises: DMS central apparatus and the station DMS be arranged at respectively in multiple station;
Described DMS central apparatus, is electrically connected with described central clock server by described NTP wide area network, exports for the central clock signal that will receive.
Described station DMS, is electrically connected with described DMS central apparatus by described NTP wide area network, for carrying out dynamic monitoring according to the central clock signal received.
10. system as arbitrary in claim 1-9, is characterized in that, described NTP wide area network is specially IP network, the multiring structure that the topological structure of this IP network is is core with described central clock server; And
Described NTP center local netting gear body is Ethernet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510148797.4A CN104734769B (en) | 2015-03-31 | 2015-03-31 | Ground equipment system based on big-dipper satellite time signal |
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| CN110034840A (en) * | 2019-04-23 | 2019-07-19 | 江苏星网软件有限公司 | A kind of network clock synchronous device and system |
| CN112448784A (en) * | 2019-09-02 | 2021-03-05 | 广州中广国科测控技术有限公司 | Time-sharing time service method for motor vehicle networking |
| CN112583508A (en) * | 2019-09-30 | 2021-03-30 | 比亚迪股份有限公司 | Clock synchronization communication system and method for rail train |
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| CN113978519A (en) * | 2021-12-03 | 2022-01-28 | 同济大学 | Beidou time synchronization method and system for rail transit train operation control system |
| CN114397803A (en) * | 2022-01-24 | 2022-04-26 | 同济大学 | Time service method of driving equipment, driving equipment and time service system |
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| CN113978519A (en) * | 2021-12-03 | 2022-01-28 | 同济大学 | Beidou time synchronization method and system for rail transit train operation control system |
| CN114397803A (en) * | 2022-01-24 | 2022-04-26 | 同济大学 | Time service method of driving equipment, driving equipment and time service system |
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