CN106741001B - Semiautomatic block interlock logic implementation method based on state diagram mode - Google Patents
Semiautomatic block interlock logic implementation method based on state diagram mode Download PDFInfo
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- CN106741001B CN106741001B CN201611220725.7A CN201611220725A CN106741001B CN 106741001 B CN106741001 B CN 106741001B CN 201611220725 A CN201611220725 A CN 201611220725A CN 106741001 B CN106741001 B CN 106741001B
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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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L27/00—Central railway traffic control systems; Trackside control; Communication systems specially adapted therefor
- B61L27/10—Operations, e.g. scheduling or time tables
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- Train Traffic Observation, Control, And Security (AREA)
Abstract
The semiautomatic block interlock logic implementation method based on state diagram mode that the invention discloses a kind of, belong to computer interlocking technology field, method include tours start here module sent according to the human-computer interaction device M at tours start here end block service order, pick up the state conversion that the state transition signals that station module is sent carry out tours start here end；Station module is picked up to be converted according to the state that the state transition signals that the human-computer interaction device N for the picking up station end block service order sent and tours start here module are sent send out end of going to the station to meet somebody.The present invention is using the various states in block equipment implementation procedure as starting point, various states are divided into the state at end of dispatching a car and pick up the state at end, semiautomatic block interlock logic is realized by starting point of the function of relay instead of traditional, avoid the complex process for realizing relay function in software, the degree of coupling in software implementing course between modules is reduced, the reliability and maintainability of computer interlock system is improved.
Description
Technical field
The present invention relates to railway signal computer interlocking technology field, in particular to a kind of half based on state diagram mode is certainly
Dynamic occlusion interlock logic implementation method.
Background technique
Rail track can be generally divided into two large divisions according to the range of operation, and a part is station, and a part is section.
In order to guarantee railway transportation operational safety, conevying efficiency is improved, each station and section must all install safe and reliable control
Equipment realizes that the operation to train or car team restricts, and the restriction in station, which is referred to as, to be interlocked, and the restriction in section, which is referred to as, closes
Plug.
Wherein, rail track is that separation is divided into several sections with station (or route institute).It is necessary that train enters section
Permitted, by voucher occupied section.This technical method for being guaranteed that train is run according to space interval system using voucher, is just claimed
For train block system, referred to as occlude.The equipment for realizing track block, is known as block equipment.Using railways train operation block system,
After outgoing route has been handled at station, the section between two stations constitutes occlusion, and train once drives into section, and section enters lock
Closed state disapproves other trains and drives into before occlusion releases.This it is prevented that two stations simultaneously to a section pair
To dispatching a car, or issuing simultaneously to a non-automatic block section same direction is more than rows of vehicles, prevents head-on to conflict or be hot on the trail of
The generation of accident.
Wherein, in order to guarantee traffic safety, relay semiautomatic block equipment needs to need between station in tours start here and picking up
Transmit following 9 kinds of block signals:
1) tours start here → pick up station: request outbound signaling (+) --- it is artificial；
2) station → tours start here: receipt signal (-) is picked up --- it is automatic；
3) pick up station → tours start here: accept a train signal (+) --- and it is artificial；
4) tours start here → pick up station: information of departure signal (+) --- it is automatic；
5) pick up station → tours start here: request does signal (+) in advance --- and it is artificial；
6) tours start here → pick up station: agree to do signal (-) in advance --- it is artificial；
7) pick up station → tours start here: reaching recovery/use and do signal (-) in advance --- it is artificial；
8) tours start here → pick up station: cancel release signal (-) --- it is artificial；
9) failure side → non-faulting side: restoration after a failure signal (-) --- it is artificial.
Above-mentioned 9 kinds of signals, wherein 1,3,4,5 be to carry out according to the program of blocking, therefore can use
Identical positive pulse；7,8,9 be all release signal, can use identical negative pulse.The above signal cooperation
Circuit state is distinguished, so that it may determine its meaning.Signal of accepting a train is to constitute the signal for allowing to dispatch a car, and is increased in the front
Add an opposite polarity automated response piece, improves the safety of block cabinet.It once dispatches a car in this way, handling, it is necessary between two stations
Three pulses of (+) (-) (+) are transmitted, the safety and anti-interference of block cabinet are significantly improved.
And in station, in order to guarantee the train at station, the safety shunt, it is necessary to establish phase between signal, track switch, route
Mutual restricting relation becomes interlock connection, and the equipment for realizing the interlock connection between them is referred to as interlock device.Interlock device
It is generally divided into relay system interlocking and computer interlocking, wherein relay system interlocking is also referred to as electric interlocking.
With the development of China railways signalling technique, computer interlock system has gradually replaced relay centralized interlocking system
It unites, in current computer interlock system, 64D type relay semiautomatic block equipment is still followed for the processing of semiautomatic block
Principle, handled according to the logic of relay system, using relay function as starting point, realize above-mentioned each relay in software
The function of device.
Wherein, 64D type relay semiautomatic block equipment is by operation panel, block cabinet, track circuit, power supply and occlusion outside line
Five parts composition.
Operation panel is equipped with block push button BSA, emergency button SGA, picks up indication lamp JBD, departure indication lamp FBD,
And the elements such as counter, electric bell.JBD and FBD is the combination of yellow, red, green trichromatic specification lamp, is arrow with one end
Background indicia, arrow be directed toward it is identical as current of traffic.When not having blocking, JBD and FBD turn off the light.?
When blocking, light meaning that JBD and FBD are lighted are as follows: yellow indicates request, and green indicates open-minded, and red indicates area
Between locking.
Block cabinet refers to the special purpose relay case (also referred to as relay unit block) for installing semiautomatic block relay circuit.
When all-relay semi-automatic block system is used in combination with interlocking electric, relay circuit is uniformly mounted on interlocking electric using combination
On combined bay, special purpose relay case is not used.The relay circuit of 64D type all-relay semi-automatic block system shares 13 relays, it
Title and effect be described as follows: (1) positive line relay ZXJ: for receiving positive pulse signal；(2) negative wire road
Relay FXJ: for receiving negative pulse signal；(3) positive electrical relay ZDJ: for sending positive pulse signal；
(4) negative electricity relay FDJ: for sending negative pulse signal；(5) make-busy relay BSJ: for supervising and indicating area
Between blocked state, fall and represent section locking；(6) selective relay XZJ: due to selecting and distinguishing receipt and recovery two
Kind negative pulse signal simultaneously supervises open exit signal；(7) prepare to open relay ZKJ: receiving request for recording
Receipt signal after dispatching a car；(8) relay KTJ is opened: the signal of accepting a train sent for picking up station, by block cabinet
Go to opening state；(9) reset relay FUJ: for receiving release signal, restore block cabinet；(10) receipt reach after
Electric appliance HDJ: it is reached for sending receipt signal and recording train；(11) accept a train relay TJJ: for receiving request
Outbound signaling, and block cabinet is gone into the state of picking up；(12) the relay TCJ that sets out is notified: for receiving notice starting signal；
(13) track relay GDJ: being the repeater relay of track relay, for supervising the arrival of train and setting out, and controls and closes
The movement of plug machine.
But the realization process of existing computer interlock system is complicated, it is unclear clear that software module defines, and and its
His degree of coupling of software module is higher, and reliability is poor and is unfavorable for safeguarding.
Summary of the invention
The semiautomatic block interlock logic implementation method based on state diagram mode that the purpose of the present invention is to provide a kind of, with
Solve the problems, such as that existing computer interlock system realizes that process is complicated.
In order to achieve the above object, the technical solution adopted by the present invention are as follows: provide a kind of based on the semi-automatic of state diagram mode
Interlock logic implementation method is occluded, this method comprises:
Block service order that tours start here module is sent according to the human-computer interaction device M at tours start here end picks up station module hair
The state transition signals sent carry out the state conversion at tours start here end；
Pick up block service order and tours start here module that station module is sent according to the human-computer interaction device N for picking up station end
The state transition signals of transmission pick up the state conversion at station end.
Compared with prior art, there are following technical effects by the present invention: the present invention is with each in block equipment implementation procedure
Kind state is starting point, and various states are divided into the state at end of dispatching a car and pick up the state at end, instead of traditional according to relay
The logic of formula realizes semiautomatic block interlock logic by starting point of the function of relay, avoids and realizes relay in software
The complex process of device function reduces the degree of coupling in software implementing course between modules, improves computer interlocking system
The reliability and maintainability of system.
Detailed description of the invention
Fig. 1 is the stream of the semiautomatic block interlock logic implementation method based on state diagram mode in one embodiment of the invention
Journey schematic diagram；
Fig. 2 is the state transition diagram of the tours start here in one embodiment of the invention；
Fig. 3 is the state transition diagram for picking up station in one embodiment of the invention.
Specific embodiment
Below with reference to shown in Fig. 1 to Fig. 3, the present invention is described in further detail.
As shown in Figure 1, present embodiment discloses a kind of semiautomatic block interlock logic realization side based on state diagram mode
Method includes the following steps S1 to S2:
Block service order that S1, tours start here module are sent according to the human-computer interaction device M at tours start here end picks up station module
The state transition signals of transmission carry out the state conversion at tours start here end；
S2, station module is picked up according to the human-computer interaction device N for the picking up station end block service order sent and tours start here
The state transition signals that module is sent pick up the state conversion at station end.
It should be noted that tours start here module at this and picking up station module and being built-in with computer interlocking software, dispatch a car
The occlusion behaviour on software interface that the operator for standing or picking up station passes through operation human-computer interaction device M or human-computer interaction device N
Make button, to tours start here or station can be picked up send relevant close by the processing software of built-in semiautomatic block interlock logic
Fill in operational order.Wherein, the human-computer interaction device at place is usually that the semiautomatic block interlocking run on a computer is patrolled
The processing software software collected, it is to separate that the processing software of this semiautomatic block interlock logic, which is usually with computer interlocking software,
, it is communicated with computer interlocking software by Ethernet, it is also possible to be and interlocking software forms one in a manner of being embedded in
A software.
Specifically, block service order includes occlusion request command, occlusion recovery order and occlusion accident order；State
Conversion signal includes electrical signals, negative electricity signal and without electric signal.
Specifically, in practical applications, it tours start here module and the state transition signals sent between the module of station is picked up holds
The continuous time is 1.5 seconds, i.e., after 1.5 seconds, stops sending state transition signals, tours start here module or picks up station module at this time and connects
What is received is without electric signal.
Specifically, step S1 specifically comprises the following steps:
When tours start here is in original state, tours start here module is closed in the human-computer interaction device M transmission for receiving tours start here
When filling in request command, according to electrical signals or negative electricity signal that station module is sent are picked up or without electric signal, control tours start here according to
Each state in occlusion is converted, wherein the original state of tours start here be tours start here dispatch a car arrow show grey, pick up arrow
Show grey；
Tours start here module is when the human-computer interaction device M for receiving tours start here sends the order of occlusion accident, if receiving
If station module send be negative electricity signal then tours start here enter original state, receive pick up station module send be no telecommunications
Number, then tours start here module sends negative electricity signal to station module is picked up, and then tours start here enters original state；
When outgoing route is unlatched and train does not set out, tours start here module is in the human-computer interaction device for receiving tours start here
M send occlusion restore order when, if if receive pick up station module send be negative electricity signal if tours start here enter original state,
Receive pick up station module send be no electric signal, then tours start here module to pick up station module send negative electricity signal, then connect
Station enters original state.
Specifically, step S2 specifically comprises the following steps:
When picking up station in original state, station module is picked up when receiving the electrical signals of tours start here module transmission,
It picks up station arrow to show yellow and carry out auditory tone cues, wherein the original state for picking up station is to pick up the arrow of dispatching a car at station to show
Grey picks up arrow display grey；
If picking up electrical signals or negative electricity signal or without electric signal that station module continues to the transmission of tours start here module,
Control picks up station and is converted according to each state in occlusion；
Station module is picked up when receiving the occlusion accident order of human-computer interaction device N transmission, receives tours start here module
Send without electric signal, then to tours start here module send negative electricity signal, if subsequently into original state, receiving tours start here module
The negative electricity signal of transmission then picks up station and enters original state.
Specifically, step S2 further include: when train arrival picks up first switch section in station and receiving route with train
It runs and unlocks, if picking up the occlusion recovery order that station module receives human-computer interaction device N transmission, pick up and stand to tours start here
Module sends negative electricity signal, then picks up station and enters original state.
It should be noted that indeed through semiautomatic block built-in in human-computer interaction device M, N in the present embodiment
The state of interlock logic processing software A, B is converted, come the state conversion for controlling tours start here, picking up station, below according to Fig. 2, Fig. 3 couple
The state conversion of semiautomatic block interlock logic processing software A, B is illustrated:
The state conversion of A includes 11 state conversions:
(1) state 0: original state, A dispatch a car arrow show grey, A pick up arrow show grey.
If receiving occlusion request operational order, and the signal of B is received as no electric signal, then go to state 1；
(2) state 1:A sends electrical signals to B, then goes to state 2.
(3) state 2:
The electric signal if signal for receiving B is negative, goes to state 3；
State 9 is gone to if receiving occlusion recovery operation order；
State 9 is gone to if order if receiving the operation of occlusion thing.
(4) state 3: arrow of dispatching a car shows yellow and carries out auditory tone cues.
If receiving the signal of B as no electric signal, state 4 is gone to；
State 9 is gone to if receiving occlusion recovery operation order；
State 9 is gone to if receiving occlusion accidental operation order.
(5) state 4:
If the signal for receiving B is electrical signals, state 5 is gone to；
State 9 is gone to if receiving occlusion recovery operation order；
Switch to state 9 if receiving occlusion accidental operation order.
(6) state 5: arrow of dispatching a car display green and progress auditory tone cues.
If receiving the signal of B as no electric signal, state 6 is gone to；
State 9 is gone to if receiving occlusion recovery operation order；
State 9 is gone to if receiving occlusion accidental operation order.
(7) state 6:
If last section in locomotive driving to outgoing route, A sends electrical signals to B, then goes to state 7；
If receiving occlusion recovery operation order, and outgoing route is unlatched goes to state 9；
State 9 is gone to if receiving occlusion accidental operation order.
(8) state 7: arrow of dispatching a car is displayed in red.
The electric signal if signal for receiving B is negative, goes to state 8；
State 9 is gone to if receiving occlusion accidental operation order.
(9) state 8:
If receiving the signal of B as no electric signal, state 0 is gone to；
State 9 is gone to if receiving occlusion accidental operation order.
(10) state 9:
If receiving the signal of B as no electric signal, state 10 is gone to；
The electric signal if signal for receiving B is negative, goes to state 0；
State 10 is gone to if receiving occlusion accidental operation order.
(11) state 10:A sends negative electricity signal to B, then goes to state 0.
The state conversion of B includes 15 state conversions:
(1) state 0: original state, B dispatch a car arrow show grey, B pick up arrow show grey.
If the signal for receiving A is electrical signals, state 1 is gone to；
(2) it state 1: picks up arrow and shows yellow and carry out auditory tone cues.
If receiving the signal of A as no electric signal, state 2 is gone to；
State 13 is gone to if receiving occlusion accidental operation order；
(3) state 2: negative electricity signal is sent to A, goes to state 3；
(4) state 3:
If receiving occlusion request operational order, and the signal of A is received as no electric signal, go to state 4；
The electric signal if signal for receiving A is negative, goes to state 0；
State 13 is gone to if receiving occlusion accidental operation order；
(5) state 4: electrical signals are sent to A, then go to state 5；
(6) state 5: arrow display green is picked up.
If receiving the signal of A as no electric signal, state 6 is gone to；
The electric signal if signal for receiving A is negative, goes to state 0；
State 13 is gone to if receiving occlusion accidental operation order；
(7) state 6:
If the signal for receiving A is electrical signals, state 7 is gone to；
The electric signal if signal for receiving A is negative, goes to state 0；
State 13 is gone to if receiving occlusion accidental operation order；
(8) it state 7: picks up arrow and is displayed in red.
If receiving the signal of A as no electric signal, state 8 is gone to；
State 13 is gone to if receiving occlusion accidental operation order；
(9) state 8:
Receiving route signal at clear and close to section occupy, go to state 9
State 13 is gone to if receiving occlusion accidental operation order；
(10) state 9: picking up arrow and arrow of dispatching a car all is displayed in red；
First switch section of receiving route occupies, and goes to state 10
State 13 is gone to if receiving occlusion accidental operation order；
(11) state 10:
If receiving the signal of A as no electric signal, state 11 is gone to；
State 13 is gone to if receiving occlusion accidental operation order；
(12) state 11:
First switch section of receiving route is unlocked with train operation, goes to state 12；
State 13 is gone to if receiving occlusion accidental operation order；
(13) state 12:
If receiving occlusion recovery operation order, negative electricity signal is sent to A, goes to state 0；
State 13 is gone to if receiving occlusion accidental operation order；
(14) state 13:
If receiving the signal of A as no electric signal, state 14 is gone to；
The electric signal if signal for receiving A is negative, goes to state 0；
(15) state 14: negative electricity signal is sent to A, then goes to state 0.
It should be noted that the thought that the present invention protects is the angle converted from block cabinet state, to realize semi-automatic close
The interlock logic function of plug is traditional from the angle of relay function realization interlock logic function to replace.
Embodiment described above is only that preferred embodiments of the present invention will be described, not to model of the invention
It encloses and is defined, without departing from the spirit of the design of the present invention, those of ordinary skill in the art are to technical side of the invention
The various changes and improvements that case is made, should fall within the scope of protection determined by the claims of the present invention.
Claims (4)
1. a kind of semiautomatic block interlock logic implementation method based on state diagram mode, which comprises the steps of:
S1, module of dispatching a car according to the human-computer interaction device M at the tours start here end block service order sent and pick up station module hair
The state transition signals sent carry out the state conversion at tours start here end；
Step S1 includes:
When tours start here is in original state, tours start here module sends occlusion in the human-computer interaction device M for receiving tours start here and asks
When asking order, according to the electrical signals or negative electricity signal that pick up station module transmission or without electric signal, tours start here is controlled according to occlusion
In each state converted, wherein the original state of tours start here is that tours start here arrow of dispatching a car shows grey and picks up arrow and show
Grey；
Tours start here module picks up station if receiving when the human-computer interaction device M for receiving tours start here sends the order of occlusion accident
What module was sent is that then tours start here enters original state to negative electricity signal, if receiving, pick up that station module sends is no electric signal,
Then tours start here module sends negative electricity signal to station module is picked up, and then tours start here enters original state；
When outgoing route is unlatched and train does not set out, tours start here module is in the human-computer interaction device M hair for receiving tours start here
Send occlusion restore order when, if receive pick up station module send be negative electricity signal if tours start here enter original state, if connecing
Receive pick up station module send be no electric signal, then tours start here module to pick up station module send negative electricity signal, then pick up
It stands and enters original state；
S2, block service order and tours start here module that station module is sent according to the human-computer interaction device N for picking up station end are picked up
The state transition signals of transmission pick up the state conversion at station end.
2. the method as described in claim 1, which is characterized in that the block service order includes occlusion request command, closes
Plug restores order and occlusion accident order；
The state transition signals include electrical signals, negative electricity signal and without electric signal.
3. method according to claim 2, which is characterized in that the step S2 includes:
When picking up station in original state, station module is picked up when receiving the electrical signals of tours start here module transmission, is picked up
Arrow of standing shows yellow and carries out auditory tone cues, wherein the original state for picking up station is to pick up the arrow display grey of dispatching a car at station
Grey is shown with arrow is picked up；
If picking up electrical signals or negative electricity signal or without electric signal that station module continues to the transmission of tours start here module, control
Station is picked up to be converted according to each state in occlusion；
Station module is picked up when receiving the occlusion accident order of human-computer interaction device N transmission, receives the transmission of tours start here module
Without electric signal, then to tours start here module send negative electricity signal, subsequently into original state, if receive tours start here module transmission
Negative electricity signal, then pick up station enter original state.
4. method as claimed in claim 3, which is characterized in that the step S2 further include:
It has unlocked with train operation when train arrival picks up first switch section in station and receiving route, has been connect if picking up station module
Order is restored in the occlusion for receiving human-computer interaction device N transmission, then picks up station to tours start here module and send negative electricity signal, then pick up
It stands and enters original state.
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111016967B (en) * | 2019-11-27 | 2021-08-27 | 北京西南交大盛阳科技有限公司 | Interval monitoring method, device, system, computer equipment and storage medium |
| CN112590872B (en) * | 2020-12-29 | 2022-07-26 | 卡斯柯信号有限公司 | Train running direction control system and method for bidirectional line section |
| CN112793627B (en) * | 2021-03-23 | 2023-02-17 | 中国铁道科学研究院集团有限公司通信信号研究所 | Railway section block safety function implementation method based on formal language |
| CN113799851B (en) * | 2021-11-19 | 2022-02-22 | 卡斯柯信号(北京)有限公司 | Single-track railway blocking method and system |
| CN114261429B (en) * | 2021-12-22 | 2023-08-29 | 卡斯柯信号有限公司 | Semi-automatic blocking and automatic blocking switching design method based on computer interlocking |
| CN114475720B (en) * | 2022-04-01 | 2022-08-12 | 北京全路通信信号研究设计院集团有限公司 | Interval block control method and system |
| CN114475730B (en) * | 2022-04-19 | 2022-08-30 | 卡斯柯信号(北京)有限公司 | Control method and device for changing running direction of train |
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| JP3820322B2 (en) * | 1998-11-30 | 2006-09-13 | 株式会社日立製作所 | Equipment-distributed electronic interlocking device |
| JP4342648B2 (en) * | 1999-08-30 | 2009-10-14 | 株式会社京三製作所 | Automatic block signal controller |
| CN103407463A (en) * | 2013-08-21 | 2013-11-27 | 南京泰通科技有限公司 | Semi-automatic electronic block instrument and working method of block instrument |
| CN203876779U (en) * | 2014-03-28 | 2014-10-15 | 南京铁道职业技术学院 | 64D block machine based on DTMF communication |
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| JP2000247234A (en) * | 1999-02-25 | 2000-09-12 | East Japan Railway Co | Operation directional line trouble detecting method and device |
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|---|---|---|---|---|
| JP3820322B2 (en) * | 1998-11-30 | 2006-09-13 | 株式会社日立製作所 | Equipment-distributed electronic interlocking device |
| JP4342648B2 (en) * | 1999-08-30 | 2009-10-14 | 株式会社京三製作所 | Automatic block signal controller |
| CN103407463A (en) * | 2013-08-21 | 2013-11-27 | 南京泰通科技有限公司 | Semi-automatic electronic block instrument and working method of block instrument |
| CN203876779U (en) * | 2014-03-28 | 2014-10-15 | 南京铁道职业技术学院 | 64D block machine based on DTMF communication |
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