CN107878506A - A kind of all-electronin execution system applied to computer interlocking - Google Patents
A kind of all-electronin execution system applied to computer interlocking Download PDFInfo
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- CN107878506A CN107878506A CN201710849025.2A CN201710849025A CN107878506A CN 107878506 A CN107878506 A CN 107878506A CN 201710849025 A CN201710849025 A CN 201710849025A CN 107878506 A CN107878506 A CN 107878506A
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- computer
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L21/00—Station blocking between signal boxes in one yard
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- Mechanical Engineering (AREA)
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Abstract
The invention discloses a kind of all-electronin execution system applied to computer interlocking, including monitoring maintenance host, with the computer interlocking host A and computer interlocking host B of monitoring maintenance host communication connection, the active-standby switch control unit that host A and computer interlocking host B communicate to connect and control both to realize active-standby switch is interlocked with computer, and at least two all-electronins execution main frame of host A and computer interlocking host B communication connection is interlocked with computer simultaneously, the all-electronin, which performs main frame, includes two main processing blocks and simultaneously some performance unit modules with two main processing block communication connections.The present invention interlocks compared to traditional computer, and performing main frame using all-electronin instead of relay circuit, improve detectability, the maintainability of execution circuit, and can be merged with microcomputer monitoring, be easy to maintenance and malfunction elimination.
Description
Technical field
The present invention relates to technical field of rail traffic, and in particular to railway interlocking control system.
Background technology
Railway interlocking control system is the infrastructure device of signaling at stations, is that the core of railway security ensures equipment, makes station
In the range of semaphore, the track switch on route and route mutually there is restricting relation, to ensure station traffic safety and work of shunting
Industry safety, for industry generally using core technology of the computer interlocking as railway integration mechanism, computer interlocking is by counting at present
Calculation machine interlocking master unit adds relay execution system to implement control, and its master unit is one kind by computer and some other electricity
The real-time control system with fault-safety principle performance of son, electromagnetic device composition, and its execution unit is most of still
Realized by relay logic, including the maturation such as turnout start circuit, signal lighting circuit, track circuit, various liaison circuits
Relay circuit, these circuits pass through decades improvement and optimization, the performance such as its reliability and resistance to external shocks is very ripe,
To ensure that traffic safety plays a good role.
But the fast development of railway systems has driven the development of interlock control system, to its function, performance and cost etc.
Each side proposes higher and higher requirement, interlock device is also regenerated constantly updating always, and its development experience is mechanical
In lock control control equipment, 6502 electrical interlocking equipments, computer interlock system etc. several stages, practice is it has been proved that interlocking is set
It is the trend of following interlock control system development for integrated, miniaturization, feature-richization, simple operation.
For the execution system based on relay that generally uses of industry computer interlocking, lower surface analysis its existing lack
Fall into.
The limitation of relay execution system function.The interlock circuit of traditional computer interlock system uses computer control
System, its core security disjunction operation is all complete on a computer platform, but execution unit part still remains 6502 electricity
The execution circuit that gas is concentrated, external relay execution circuit is driven by I/O, although typically using gravity-type safety relay,
Itself possesses very high security, but the big cost of volume is high.The execution circuit that other relay distribution is realized is for different
The pattern of a set of fixation is externally provided with, each circuit structure is difficult to go to change again by the solidification in many years, causes what's new base
This is impossible.It is difficult to the acquisition function of the analog quantity of the peripheral hardwares such as track switch action current, semaphore heater current is also included into calculating
In the machine interlocking detection architecture of itself, it is unfavorable for realizing the monitoring to on-site signal equipment, is unable to reach control monitoring integration.
Limitation of the relay execution system in safety and reliability.First, between interlock circuit and relay circuit,
Substantial amounts of artificial distribution between relay circuit inside also be present, be easily introduced the failures such as cable short circuit, open circuit, swinging cross, needed before use
Want detailed investigation and test.Secondly, a large amount of relays that relay execution system uses need artificial arrangement and installation, if
Installation method is improper, not careful enough, is easily introduced relay failure or influences relay performance and life-span.Further, since
Relay circuit is alarmed and detection mode is single, and daily need carries out regularly Check and Maintenance to it, once relay circuit occurs
After fracture of wire occurs for failure or fuse, also need artificial judgment abort situation and then carry out respective handling, this is just to attendant
Quality have higher requirement.Therefore the safety and reliability of relay execution system is against a large amount of high-quality personnel
Put into ensure.
The autgmentability of relay execution system is poor.Relay circuit has relay to need manually installed first, if increased
More peripheral hardwares are likely to also to relocate relay cabinet；Secondly a large amount of distributions between I/O and relay, between relay be present,
Therefore when external equipment changes or needs to expand external equipment, it is necessary to change substantial amounts of distribution, the related cable of relay
Bonding wire is needed to complete mostly；It is not independent modular product in itself additionally, due to relay circuit, in the process changed or increased newly
In be very difficult to avoid completely contact or influence miscellaneous equipment arrangement and distribution.
The content of the invention
The technical problems to be solved by the invention are just to provide a kind of all-electronin execution system applied to computer interlocking,
Improve detectability, the maintainability of execution circuit.
In order to solve the above technical problems, the present invention adopts the following technical scheme that：A kind of full electricity applied to computer interlocking
Sub- execution system, including monitoring maintenance host, the computer interlocking host A with monitoring maintenance host communication connection and computer join
Lock host B, the master for communicating to connect with computer interlocking host A and computer interlocking host B and controlling both to realize active-standby switch
Standby switch control unit, and it is simultaneously complete with least two of computer interlocking host A and computer interlocking host B communication connection
Electronics performs main frame, the all-electronin perform main frame include two main processing blocks and while with two main processing block communication links
Some performance unit modules connect, the main processing block realize that upper strata instruction issues and number of devices by control and communication interface
According to upload, on upper strata, instruction issues needs to carry out data interaction and table with the first two main processing block of device data upload progress
Certainly, the performance unit module is realized by external apparatus interface and the connection of external equipment, each performance unit module have
Different ID, it is necessary to carry out instruction ID respectively when performance unit module receives the instruction from two main processing block passages
Verification, extraction instruction target ID are compared with self ID, if to the instruction of oneself, are then received the instruction, be not so taken as
Illegal command, the instruction of reception are being issued to external equipment execution, external equipment are persistently detected during performance unit module is online
State, and judge whether external equipment is operated in normal condition, if normally, uploading the data to main processing block, otherwise
Main frame reporting fault information will be interlocked to the computer on upper strata, and the computer of itself failure to the safe side side is interlocked into main frame.
Preferably, wherein any one main processing block needs to enter line number with another main processing block after instruction is received
According to interaction and deciding by vote, both are unanimously just considered correctly to instruct, and just allow externally output, and in instruction decompression, safety verification
Or if an error is found, then main processing block interlocks main frame reporting fault information to the computer on upper strata during voting.
Preferably, wherein any one main processing block needs to carry out with another main processing block after receiving device data
Data exchange is simultaneously decided by vote, and both are unanimously just considered the data that can correctly upload, and are uploaded to the computer on upper strata in data
Need to be compressed data before interlocking main frame and safety is encrypted, mistake is such as found during data voting, then is led
Processing module needs to interlock main frame reporting fault information to the computer on upper strata.
The present invention interlocks compared to traditional computer, and performing main frame using all-electronin instead of relay circuit, and it has
Beneficial effect is：
First, detectability, the maintainability of execution circuit are improved, and can be merged with microcomputer monitoring, be easy to safeguard and
Malfunction elimination；
2nd, greatly reduce the occupancy volume of equipment, reduce difficulty of construction, improve scalability；
3rd, the replacement of gravity-type relay reduces equipment cost and construction cost, after maintainable raising reduces
Continuous maintenance cost；
4th, it is strong with traditional computer interlock system compatibility, facilitate existing equipment to upgrade, be easy to market to carry out；
5th, dual 2 take 2 mechanism, and the executory fault detection mechanism of flow, ensure that system security and can
By property.
Brief description of the drawings
Fig. 1 is the application schematic diagram of all-electronin execution system of the present invention；
Fig. 2 is all-electronin main frame theory diagram；
Fig. 3 is that instruction issues functional flow diagram；
Fig. 4 is data upload function flow chart；
Fig. 5 is instruction perform function flow chart；
Fig. 6 is data acquisition function flow chart.
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase
Mutually combination.Describe the present invention in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
Below in conjunction with 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
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.Below
Description only actually at least one exemplary embodiment is illustrative, is never used as to the present invention and its application or makes
Any restrictions.Based on the embodiment in the present invention, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, belongs to the scope of protection of the invention.
As depicted in figs. 1 and 2, a kind of all-electronin execution system applied to computer interlocking, including monitoring maintenance host,
Host B is interlocked with the computer interlocking host A and computer of monitoring maintenance host communication connection while interlocks main frame with computer
A and the computer interlocking host B active-standby switch control unit that communicates to connect and control both to realize active-standby switch, and simultaneously with
Computer interlocks host A and at least two all-electronins of computer interlocking host B communication connection perform main frame, and the all-electronin is held
Row main frame includes two main processing blocks and simultaneously some performance unit modules with two main processing block communication connections, described
Performance unit module realizes the connection with external equipment by external apparatus interface.
It is that the main of all electronic execution system realizes unit that all-electronin, which performs main frame I and all-electronin execution main frame II,
All-electronin, which performs main frame, in real system can more sets, can pass through friendship with the ethernet communication link of computer interlocking main frame
Change planes to extend, to increase the controllable external equipment quantity of system.The quantity of performance unit module is also according to actual need
It is extended.
Dotted portion function is actually contained in each module in Fig. 2, is only drawn for convenience of description, wherein control and communication
Interface 1 and control and communication interface 2 are the interface circuits that all-electronin performs main frame and upper system, and external apparatus interface is complete
Electronics performs the interface circuit of main frame and external equipment.
All-electronin performs main frame and mainly realizes 2 functions, and host computer communication function and peripheral equipment control, host computer lead to
Telecommunication function refers to receiving interlocking the control instruction of main frame from computer or interlocking to computer detects data on main frame, outside
Portion's equipment control refers to the detection data for controlling external equipment action or collection external equipment.
All-electronin performs main frame and takes 2 security architectures using 2, needs to carry out data and instruction between two main processing blocks
Voting, only when both operation results are consistent, just allow to carry out effective instruction output.
Main frame is performed to each all-electronin below to be described in detail.
Main processing block is the kernel control module of all-electronin execution system, need to possess higher process performance and communication energy
Power, it carries the data and instruction processing function of whole all-electronin execution system, wherein control and communication interface and main place
Communication interface must possess big data high-speed traffic ability as data transfer main channel between reason module.Main processing block passes through
Control and communication interface realize that upper strata instruction issues and uploaded with device data that instruction is issued to upload with device data and carried out on upper strata
The first two main processing block need data interaction and decide by vote.
In order to reduce transmitted data amount and ensure data transmission security, upper strata is to interlock the data that main frame issues to be usually
Encrypt through overcompression and safely.Therefore main processing block needs to be decompressed and safety verification after receiving upper layer data, into
Recognizable director data can be just obtained after work(.In order to ensure the correctness of director data.As shown in figure 3, wherein any one
Main processing block needs to carry out data interaction with another main processing block and decided by vote after instruction is received, and both unanimously just think
It is correctly to instruct, just allows externally output, and if it find that mistake during instruction decompression, safety verification or voting,
Then main processing block interlocks main frame reporting fault information to the computer on upper strata.
In order to ensure the correctness for the device data collected, as shown in figure 4, wherein any one main processing block receives
Need with another main processing block data exchange and decide by vote after device data, both be unanimously just considered correctly can on
The data of biography, and needed to be compressed data with safety encryption before data are uploaded to upper strata, the data transmitted with reduction
Amount and guarantee data transmission security, are such as found mistake, then main processing block is needed to upper strata during data voting
Computer interlocks main frame reporting fault information.
Performance unit module is the specific execution module of all-electronin execution system, need to only possess basic data processing and lead to
Letter ability, performance unit module are also to possess 2 security control units for taking 2 voting mechanism in itself, it directly with external equipment (example
Such as semaphore, track switch, track circuit) interface, it is necessary to assure in the safety and reliability of whole process.It is as shown in figure 5, every
Individual performance unit module has a different ID, when performance unit module receives the instruction from two main processing block passages, needs
The verification of instruction ID is carried out respectively, and extraction instruction target ID compares with self ID, if to the instruction of oneself, then receiving should
Instruction, is not so taken as illegal command, and the instruction of reception is being issued to external equipment execution.
As shown in fig. 6, performance unit module needs persistently to detect peripheral state during online, collecting device work electricity
The status informations such as stream, operating voltage, position feedback, and judge whether equipment is operated in normal condition, if normally, uploading should
Data, otherwise will be to upper strata reporting fault information, and by itself failure to the safe side side to main processing block.
In addition, be additionally provided with power supply module, the effect of power supply module is to give the power supply of whole all-electronin execution system, using band every
Binary channels from protection is powered, it is ensured that all-electronin execution system can normal work, and ensure the two logical of all-electronin execution system
Road power supply independence and the independence of all-electronin execution system internal electric source and Peripheral Interface power supply, to reduce common cause fault,
Lifting system security.
This all-electronin execution system mainly applies to two and multiplies two computer interlock systems for taking two, can also apply similar
In the application environments such as the safety control system of framework, apparatus control system.
In addition to above preferred embodiment, the present invention also has other embodiments, and those skilled in the art can be according to this
Invention is variously modified and deformed, and without departing from the spirit of the present invention, all should belong in claims of the present invention and determine
The scope of justice.
Claims (3)
1. a kind of all-electronin execution system applied to computer interlocking, it is characterised in that including monitoring maintenance host, with monitoring
The computer interlocking host A and computer interlocking host B and computer interlocking host A and computer of maintenance host communication connection
The active-standby switch control unit that interlocking host B communicates to connect and controls both to realize active-standby switch, and join simultaneously with computer
At least two all-electronins for locking host A and computer interlocking host B communication connection perform main frame, and the all-electronin performs main frame bag
Include two main processing blocks and simultaneously some performance unit modules with two main processing block communication connections, the main process task mould
Block by control and communication interface realize upper strata instruction issue with device data upload, upper strata instruction issue with device data
Coming into the first two main processing block of row is needed to carry out data interaction and decides by vote, and the performance unit module is connect by external equipment
Cause for gossip is existing and the connection of external equipment, each performance unit module have different ID, and performance unit module is received from two
, it is necessary to carry out the verification of instruction ID respectively during the instruction of main processing block passage, extraction instruction target ID compares with self ID, such as
Fruit is to the instruction of oneself, then receives the instruction, is not so taken as illegal command, and the instruction of reception is being issued to external equipment
Perform, persistently detect external device status during performance unit module is online, and judge whether external equipment is operated in normal shape
State, if normally, uploading the data to main processing block, otherwise interlocking main frame reporting fault letter to the computer on upper strata
Breath, and the computer of itself failure to the safe side side is interlocked into main frame.
2. a kind of all-electronin execution system applied to computer interlocking according to claim 1, it is characterised in that wherein
Any one main processing block needs to carry out data interaction with another main processing block after instruction is received and decided by vote, Liang Zheyi
Cause is just considered correctly to instruct, and just allows externally output, and if hair during instruction decompression, safety verification or voting
Show mistake, then main processing block interlocks main frame reporting fault information to the computer on upper strata.
3. a kind of all-electronin execution system applied to computer interlocking according to claim 1, it is characterised in that wherein
Any one main processing block needs to carry out data exchange with another main processing block and decided by vote after receiving device data, both
The consistent data for being just considered correctly upload, and need logarithm before data are uploaded to the computer interlocking main frame on upper strata
Encrypted according to being compressed with safety, mistake is such as found during data voting, then main processing block is needed to upper strata
Computer interlocks main frame reporting fault information.
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| CN201710849025.2A CN107878506A (en) | 2017-09-20 | 2017-09-20 | A kind of all-electronin execution system applied to computer interlocking |
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| CN201710849025.2A CN107878506A (en) | 2017-09-20 | 2017-09-20 | A kind of all-electronin execution system applied to computer interlocking |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108749855A (en) * | 2018-04-10 | 2018-11-06 | 浙江众合科技股份有限公司 | All-electronin interlock system |
| CN108945002A (en) * | 2018-07-12 | 2018-12-07 | 江苏慧学堂系统工程有限公司 | A kind of computer interlock control system and method |
| CN109375095A (en) * | 2018-08-29 | 2019-02-22 | 交控科技股份有限公司 | A kind of semaphore monitoring system |
| WO2019206146A1 (en) * | 2018-04-27 | 2019-10-31 | 比亚迪股份有限公司 | Computer interlocking system, and switching control method and device thereof, and storage medium |
| CN110758489A (en) * | 2019-11-13 | 2020-02-07 | 通号城市轨道交通技术有限公司 | Automatic protection system of train |
| CN110830596A (en) * | 2020-01-10 | 2020-02-21 | 浙江众合科技股份有限公司 | Heterogeneous cloud-based multiple failure safety train control platform implementation method |
| CN111275994A (en) * | 2020-01-16 | 2020-06-12 | 浙江众合科技股份有限公司 | Signal machine red light control system under interlocking is used |
| CN112158235A (en) * | 2020-08-25 | 2021-01-01 | 通号城市轨道交通技术有限公司 | Outdoor signal equipment control method and system for urban rail transit |
| CN113562016A (en) * | 2021-07-08 | 2021-10-29 | 浙江众合科技股份有限公司 | Switch control switching system of full electronic execution unit and relay circuit |
| CN114735048A (en) * | 2022-03-17 | 2022-07-12 | 浙江众合科技股份有限公司 | Full electronic interlocking system based on POWERLINK bus architecture |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108749855A (en) * | 2018-04-10 | 2018-11-06 | 浙江众合科技股份有限公司 | All-electronin interlock system |
| US11904918B2 (en) | 2018-04-27 | 2024-02-20 | Byd Company Limited | Computer interlocking system and switching control method for the same, device, and storage medium |
| WO2019206146A1 (en) * | 2018-04-27 | 2019-10-31 | 比亚迪股份有限公司 | Computer interlocking system, and switching control method and device thereof, and storage medium |
| CN108945002A (en) * | 2018-07-12 | 2018-12-07 | 江苏慧学堂系统工程有限公司 | A kind of computer interlock control system and method |
| CN109375095A (en) * | 2018-08-29 | 2019-02-22 | 交控科技股份有限公司 | A kind of semaphore monitoring system |
| CN109375095B (en) * | 2018-08-29 | 2020-09-25 | 交控科技股份有限公司 | Signal machine monitoring system |
| CN110758489A (en) * | 2019-11-13 | 2020-02-07 | 通号城市轨道交通技术有限公司 | Automatic protection system of train |
| CN110830596A (en) * | 2020-01-10 | 2020-02-21 | 浙江众合科技股份有限公司 | Heterogeneous cloud-based multiple failure safety train control platform implementation method |
| CN111275994A (en) * | 2020-01-16 | 2020-06-12 | 浙江众合科技股份有限公司 | Signal machine red light control system under interlocking is used |
| CN111275994B (en) * | 2020-01-16 | 2021-07-20 | 浙江众合科技股份有限公司 | Signal machine red light control system under interlocking is used |
| CN112158235A (en) * | 2020-08-25 | 2021-01-01 | 通号城市轨道交通技术有限公司 | Outdoor signal equipment control method and system for urban rail transit |
| CN113562016A (en) * | 2021-07-08 | 2021-10-29 | 浙江众合科技股份有限公司 | Switch control switching system of full electronic execution unit and relay circuit |
| CN114735048A (en) * | 2022-03-17 | 2022-07-12 | 浙江众合科技股份有限公司 | Full electronic interlocking system based on POWERLINK bus architecture |
| CN114735048B (en) * | 2022-03-17 | 2024-06-04 | 浙江众合科技股份有限公司 | All-electronic interlocking system based on POWERLINK bus architecture |
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