CN112590872B - Train running direction control system and method for bidirectional line section - Google Patents
Train running direction control system and method for bidirectional line section Download PDFInfo
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L23/00—Control, warning or like safety means along the route or between vehicles or trains
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Abstract
The invention discloses a train running direction control system in a bidirectional line interval, which comprises: the interlocking equipment is arranged in the first station; the train control center equipment is arranged in the first station, and a first input end of the train control center equipment is connected with an output end of the interlocking equipment; the relay is arranged in the first station, the input end of the relay is connected with the output end of the train control center equipment, the first output end of the relay is connected with the second input end of the train control center equipment, and the second output end of the relay is connected with the input end of the interlocking equipment; and the interval comprehensive control equipment is arranged in the second station, and the output end of the interval comprehensive control equipment is connected with the third input end of the train control center equipment. The invention solves the problem of difficult control of the line running direction without setting train control center equipment and interlocking equipment, ensures the head safety of the train running in the interval by optimizing the condition of logic judgment of the interval direction, meets the operation requirement of two-way transportation between stations, and greatly improves the interval traffic capacity and traffic efficiency.
Description
Technical Field
The invention relates to the technical field of rail transit, in particular to a train running direction control system and method for a bidirectional line section.
Background
At present, railway lines in China are mostly bidirectional lines, and for the bidirectional lines, sections can run both uplink trains and downlink trains. In order to ensure the safety of the head of the train running in the interval and meet the requirement of inter-station operation, the running direction of the interval needs to be controlled by a method, so that the uniqueness of the running direction of the interval is ensured.
At present, a commonly adopted method for controlling the running direction of an interval drives a direction changing relay, a direction control relay and a direction switching relay of two stations in the interval to jointly complete the control of the running direction of the interval through train control center equipment and interlocking equipment of the two stations in the interval. However, at present, some stations on the line do not have a train control center device and an interlocking device to realize the function of controlling the running direction of the section.
Disclosure of Invention
The invention aims to provide a train running direction control system and method for a bidirectional line section. The system and the method aim at solving the problem that the line running direction is difficult to control without arranging the train control center equipment and the interlocking equipment, and the interval running direction is controlled by optimizing the condition of logically judging the interval direction by the existing interlocking equipment and the train control center equipment, so that the head safety of an interval running train is ensured, the operation requirement of inter-station bidirectional transportation is met, and the interval traffic capacity and the traffic efficiency are greatly improved.
In order to achieve the above object, the present invention provides a train operation direction control system for a bidirectional line section, the bidirectional line section being provided with a first station and a second station; and the train operation direction control system includes:
the interlocking equipment is arranged in the first station and used for arranging and dispatching trains in the bidirectional line section;
the train control center equipment is arranged in the first station, a first input end of the train control center equipment is connected with an output end of the interlocking equipment, and the train control center equipment is used for acquiring the route state of the regional train according to the train dispatching signal sent by the interlocking equipment to obtain first route state information or second route state information of the regional train;
the relay is arranged in the first station, the input end of the relay is connected with the output end of the train control center equipment, the first output end of the relay is connected with the second input end of the train control center equipment, and the second output end of the relay is connected with the input end of the interlocking equipment, and the relay is used for regulating and controlling the state change of the relay according to the first access state information or the second access state information sent by the train control center equipment and respectively transmitting the state change of the relay to the train control center equipment and the interlocking equipment;
and the interval comprehensive control equipment is arranged in the second station, the output end of the interval comprehensive control equipment is connected with the third input end of the train control central equipment, and the interval comprehensive control equipment is used for monitoring the train interval state of the second station in real time and transmitting the train interval state back to the train control central equipment.
Most preferably, the relay comprises: the relay comprises an interval operation direction relay, a direction permission relay, a direction changing relay, a direction relay and a direction switching relay;
the output end of the direction-allowed relay is connected with the second input end of the column control center equipment and used for monitoring the state of the direction-allowed relay in real time by the column control center equipment;
the input end of the direction changing relay is connected with the output end of the column control center equipment, the first output end of the direction changing relay is connected with the input end of the direction relay, and the second output end of the direction changing relay is connected with the input end of the direction allowing relay and used for driving the states of the direction relay and the direction switching relay according to a driving signal or a driving direction changing signal sent by the column control center equipment;
and the input end of the interval running direction relay is connected with the third output end of the direction changing relay, and the output end of the interval running direction relay is connected with the input end of the interlocking device and used for driving the interval running direction relay to suck up or fall down according to the state change of the direction relay and the direction switching relay.
The invention also provides a train running direction control method of the bidirectional line interval, which is realized based on the train running direction control system of the bidirectional line interval and comprises the following steps:
step 1: the interlocking equipment in the first station arranges and dispatches the trains in the bidirectional line section to obtain an arranging and dispatching signal;
step 2: transmitting the train arranging and departure signal to train control center equipment in a first station, carrying out route state acquisition on trains arranged on the departure route to obtain first route state information of the trains in the section, and regulating and controlling a relay to be in a first state according to the first route state information;
and step 3: the section comprehensive control equipment in the second station detects the train section state of the second station in real time and transmits the train section state back to the train control center equipment;
and 4, step 4: the train control center equipment monitors the state of the relay in real time, and sends a driving signal in combination with the train interval state sent back by the interval comprehensive control equipment;
and 5: the train control center equipment regulates and controls the state conversion of the relay according to the driving signal, so that the first station is converted from the train receiving direction to the train dispatching direction;
step 6: the interlocking equipment acquires the state conversion of the relay and controls the train in the bidirectional line section to get out;
and 7: after the first station finishes departure, the train control center equipment acquires second route state information and a train section state of a train in the bidirectional line section to obtain a driving direction changing signal, and regulates and controls state conversion of the relay according to the driving direction changing signal, so that the departure direction of the first station is converted into the return direction of the train, and control of the train running direction in the bidirectional line section is finished.
Most preferably, the first route state information is a route lock state.
Most preferably, the first state of the regulatory relay is a directional relay drop in the regulatory relay.
Most preferably, when the train section state of the second station is an idle state and the direction in the relay allows the relay to be in a suction state, the section integrated control device sends out a driving signal.
Most preferably, the step of regulating the state transition of the relay according to the driving signal further comprises the steps of:
step 5.1: the train control center equipment drives a direction changing relay in the relay according to the driving signal so as to drive the states of a direction relay and a direction switching relay in the relay;
step 5.2: after the states of the direction relay and the direction switching relay are changed, the interval running direction relay in the column control center equipment driving relay is sucked up, and then the first vehicle station is changed from the vehicle receiving direction to the vehicle sending direction.
Most preferably, the second route state information is a route unlocking state, and when the train section state is idle, the train control center device obtains the driving direction changing signal.
Most preferably, the regulating and controlling the state transition of the relay according to the driving direction changing signal comprises the following steps:
step 7.1: the train control center equipment drives the direction changing relay in the relay according to the driving direction changing signal so as to drive the states of the direction relay and the direction switching relay in the relay;
step 7.2: after the states of the direction relay and the direction switching relay are changed, the column control center equipment drives the interval running direction relay in the relay to fall down, and drives the direction in the relay to allow the relay to suck up, so that the first station is switched to the direction of returning the vehicle from the direction of departure.
By applying the method and the system, the problem that the line running direction is difficult to control without arranging the train control center equipment and the interlocking equipment is solved, and the interval running direction is controlled by optimizing the condition of logically judging the interval direction by the existing interlocking equipment and the train control center equipment, so that the head safety of the interval running train is ensured, the operation requirement of inter-station bidirectional transportation is met, and the interval traffic capacity and the traffic efficiency are greatly improved.
Compared with the prior art, the invention has the following beneficial effects:
1. the train running direction control method of the bidirectional line section provided by the invention is used for realizing the function of controlling the running direction of the section when the train running direction control method is connected with a station without train control center equipment and interlocking equipment, and controlling the running direction of the section by optimizing the condition of logically judging the section direction by the existing interlocking equipment and the train control center equipment, thereby ensuring the head safety of the train running in the section, meeting the operation requirement of bidirectional transportation between stations and greatly improving the section traffic capacity and traffic efficiency.
2. According to the train running direction control method for the bidirectional line section, provided by the invention, the section comprehensive control device is arranged and connected with the train control center device, so that the interconnection of the existing station with the section running direction control and the station without the section running direction control is realized, the section train passing efficiency is improved, a method is provided for realizing the section running direction control of two stations, the section running direction control is realized through less equipment investment, and the operation requirement of bidirectional transportation between stations is met.
Drawings
FIG. 1 is a schematic structural diagram of a train direction control system provided by the present invention;
fig. 2 is a flowchart of a train operation direction control method provided by the invention.
Detailed Description
The invention will be further described by means of specific examples in conjunction with the accompanying drawings, which are provided for illustration only and are not intended to limit the scope of the invention.
The invention provides a train running direction control system of a bidirectional line section, which is arranged on the bidirectional line section, wherein the bidirectional line section comprises a first station A and a second station B, and the bidirectional line section can run an ascending train and a descending train; in the initial state, the first station a and the second station B in the bidirectional line section are both in the vehicle receiving direction.
As shown in fig. 1, the train-running-direction control system includes: the system comprises an interlocking device 1, a train control center device 2, a relay 3 and an interval comprehensive control device 4;
the interlocking device 1 is arranged in the first train station a and used for arranging and dispatching trains in the bidirectional line section.
The train control center equipment 2 is arranged in the first train station A, a first input end of the train control center equipment is connected with an output end of the interlocking equipment 1, and the train control center equipment is used for acquiring route state of trains with routes arranged for departure according to a train arrangement departure signal sent by the interlocking equipment 1 to obtain first route state information or second route state information of the trains in the section;
the relay 3 is arranged in the first station a, an input end of the relay is connected with an output end of the column control center device 2, a first output end of the relay is connected with a second input end of the column control center device 2, and a second output end of the relay is connected with an input end of the interlocking device 1, and the relay is used for regulating and controlling state change of the relay 3 according to first access state information or second access state information sent by the column control center device 2, and transmitting the state change of the relay 3 to the column control center device 2 and the interlocking device 1 respectively.
Wherein, relay 3 still includes: an interval operation direction relay 301, a direction permission relay 302, a direction changing relay 303, a direction relay 304 and a direction switching relay 305;
the output end of the direction-allowing relay 302 is connected with the second input end of the train control center equipment 2, and the direction-allowing relay 302 is used for monitoring the state of the direction-allowing relay 302 in real time by the train control center equipment 2;
a direction changing relay 303, an input end of which is connected to an output end of the column control center device 2, a first output end of which is connected to an input end of the direction relay 304, and a second output end of which is connected to an input end of the direction allowing relay 305, for driving states of the direction relay 304 and the direction switching relay 305 according to a driving signal or a driving direction changing signal sent by the column control center device 2;
and the input end of the interval running direction relay 301 is connected with the third output end of the direction changing relay 303, and the output end of the interval running direction relay is connected with the input end of the interlocking device 1, so that the interval running direction relay 301 is driven to suck or fall according to the state change of the direction relay 304 and the direction switching relay 305.
And the interval comprehensive control equipment 4 is arranged in the second station B, the output end of the interval comprehensive control equipment is connected with the third input end of the train control center equipment 2, and the interval comprehensive control equipment is used for detecting the train interval state of the second station B in real time and transmitting the train interval state back to the train control center equipment 2.
The invention also provides a train running direction control method of the bidirectional line interval, which is realized based on the train running direction control system of the bidirectional line interval, and as shown in fig. 2, the train running direction control method of the bidirectional line interval comprises the following steps:
step 1: the interlocking device 1 inside the first station a in the bidirectional line section arranges and dispatches the trains in the bidirectional line section to obtain an arrangement dispatching signal.
And 2, step: transmitting the train arranging and departure signal to train control center equipment 2 in a first train station A, carrying out route state acquisition on trains arranged for departure to obtain first route state information of the trains in the interval, transmitting the first route state information to a direction permission relay 302 in a relay 3, and regulating and controlling the relay 3 to be in a first state according to the first route state information; in this embodiment, the first route state information is a route locking state; the first state of the regulating relay 3 is that the direction relay 302 in the regulating relay 3 falls.
And step 3: the section comprehensive control equipment 4 of the second station B monitors the train section state of the second station B in real time and transmits the train section state back to the train control center equipment 2;
and 4, step 4: the train control center device 2 monitors the state of the direction permission relay 302 in the relay 3 in real time, and the train control center device 2 sends a driving signal 2 in combination with the train section state sent back by the section comprehensive control device 4.
In the present embodiment, when the train section state of the second station B is the idle state and the direction allowing relay 302 is in the suck-up state, the section integrated control apparatus 4 issues a drive signal.
And 5: the train control center equipment 2 regulates and controls the state conversion of the relay 3 according to the driving signal, so that the first station A is converted from the train receiving direction to the train sending direction; wherein, according to the driving information, the state switching of the regulation and control relay 3 further comprises the following steps:
step 5.1: the column control center apparatus 2 drives the direction changing relay 303 to drive the states of the direction relay 304 and the direction switching relay 305 in accordance with the drive signal;
and step 5.2: after the states of the direction relay 304 and the direction switching relay 305 are changed, the train control center apparatus 2 drives the inter-zone traveling direction relay 301 in the relay 3 to suck up, and the first station a changes the receiving direction to the departure direction.
And 6: when the interlocking device 1 acquires that the interval running direction relay 301 in the relay 3 is sucked up, the train in the bidirectional line interval is controlled to get out.
And 7: after the first train station A finishes departure, the train control center equipment 2 acquires second route state information and train section states of the trains in the bidirectional line section, obtains driving direction changing signals, and regulates and controls state conversion of the relay 3 according to the driving direction changing signals, so that the first train station A is converted from the departure direction to the pickup direction, and control of the train running direction in the bidirectional line section is finished.
In this embodiment, when the second route state information is the route unlock state and the train section state is idle, the train control center device obtains the drive redirection signal.
Wherein, according to driving the square signal of changing, the state transition of the control relay 3 includes the following steps:
step 7.1: the column control center device 2 drives the redirecting relay 303 according to the driving redirecting signal to drive the states of the direction relay 304 and the direction switching relay 305;
and 7.2: after the states of the direction relay 304 and the direction switching relay 305 are changed, the train control center device 2 drives the inter-zone running direction relay 301 in the relay 3 to fall, and drives the direction allowing relay 302 to suck up, and then the first station a is switched from the departure direction to the pick-up direction.
The working principle of the invention is as follows:
the interlocking equipment arranges and dispatches the trains in the bidirectional line interval to obtain an arranging and dispatching signal; transmitting the arranging departure signal to train control center equipment, carrying out first-time route state acquisition on the trains of the arranging departure route to obtain first route state information of the trains in the interval, and regulating and controlling the direction relay to be in a first state according to the first route state information; the section comprehensive control equipment detects the train section state of the second station and the state of the direction permission relay in real time, sends out a driving signal and transmits the driving signal back to the train control center equipment; the train control center equipment regulates and controls the state conversion of the relay according to the driving information, so that the first station is converted from the train receiving direction to the train dispatching direction; the interlocking equipment acquires the state conversion of the relay and controls the train in the bidirectional line section to get out; after the first station finishes departure, the train control center equipment acquires second route state information and a train section state of a train in the bidirectional line section to obtain a driving direction changing signal, and regulates and controls state conversion of the relay according to the driving direction changing signal, so that the departure direction of the first station is converted into the return direction of the train, and control of the train running direction in the bidirectional line section is finished.
In summary, the train operation direction control system and method for the bidirectional line section solve the problem that the line operation direction control without the train control center equipment and the interlocking equipment is difficult, and the section operation direction is controlled by optimizing the condition of the logic judgment of the existing interlocking equipment and the train control center equipment on the section direction, so that the head safety of the train operating in the section is ensured, the operation requirement of the inter-station bidirectional transportation is met, and the section traffic capacity and the traffic efficiency are greatly improved.
While the present invention has been described in detail with reference to the preferred embodiments, it should be understood that the above description should not be taken as limiting the invention. Various modifications and alterations to this invention will become apparent to those skilled in the art upon reading the foregoing description. Accordingly, the scope of the invention should be determined from the following claims.
Claims (8)
1. A train running direction control system of a bidirectional line section is characterized in that a first station and a second station are arranged on the bidirectional line section; and the train operation direction control system includes:
the interlocking equipment is arranged in the first station and used for arranging and dispatching trains in the bidirectional line section;
the train control center equipment is arranged in the first station, a first input end of the train control center equipment is connected with an output end of the interlocking equipment, and the train control center equipment is used for acquiring the route state of the train in the interval according to the train arranging and dispatching signal sent by the interlocking equipment to obtain first route state information or second route state information of the train in the interval;
the relay is arranged in the first station, the input end of the relay is connected with the output end of the train control center equipment, the first output end of the relay is connected with the second input end of the train control center equipment, the second output end of the relay is connected with the input end of the interlocking equipment, and the relay is used for regulating and controlling the state change of the relay according to the first access state information or the second access state information sent by the train control center equipment and transmitting the state change of the relay to the train control center equipment and the interlocking equipment respectively;
the interval comprehensive control equipment is arranged in the second station, the output end of the interval comprehensive control equipment is connected with the third input end of the train control center equipment, and the interval comprehensive control equipment is used for monitoring the train interval state of the second station in real time and transmitting the train interval state back to the train control center equipment;
wherein, the relay includes: the relay comprises an interval running direction relay, a direction allowing relay, a direction changing relay, a direction relay and a direction switching relay;
the output end of the direction-allowed relay is connected with the second input end of the column control center equipment and used for monitoring the state of the direction-allowed relay in real time by the column control center equipment;
the input end of the direction changing relay is connected with the output end of the column control center equipment, the first output end of the direction changing relay is connected with the input end of the direction relay, and the second output end of the direction changing relay is connected with the input end of the direction allowing relay, and the direction changing relay is used for driving the direction relay and the direction switching relay according to a driving signal or a driving direction changing signal sent by the column control center equipment;
and the input end of the interval running direction relay is connected with the third output end of the direction changing relay, and the output end of the interval running direction relay is connected with the input end of the interlocking device, and the interval running direction relay is driven to suck or fall according to the state change of the direction relay and the direction switching relay.
2. A train running direction control method for bidirectional line sections is characterized in that,
the train operation direction control method is realized based on the train operation direction control system of the bidirectional line section as claimed in claim 1, and the train operation direction control method comprises the following steps:
step 1: the interlocking equipment arranges and dispatches the trains in the bidirectional line interval to obtain an arranging and dispatching signal;
step 2: transmitting the arranging departure signal to train control center equipment in a first station, carrying out route state acquisition on trains of arranging departure routes, obtaining first route state information of the trains in the interval, and regulating and controlling a relay to be in a first state according to the first route state information;
and step 3: the section comprehensive control equipment in the second station monitors the train section state of the second station in real time and transmits the train section state back to the train control center equipment;
and 4, step 4: the train control center equipment monitors the state of the relay in real time, and sends a driving signal in combination with the train interval state sent back by the interval comprehensive control equipment;
and 5: the train control center equipment regulates and controls the state conversion of the relay according to the driving signal, so that the first vehicle station is converted from a vehicle receiving direction to a vehicle sending direction;
step 6: the interlocking equipment acquires the state conversion of the relay and controls the train in the bidirectional line section to get out;
and 7: after the first train station finishes departure, the train control center equipment acquires second route state information and train section states of the trains in the bidirectional line section to obtain driving direction changing signals, and regulates and controls state conversion of the relay according to the driving direction changing signals, so that the first train station is converted from the departure direction to the receiving direction, and control of the train running direction in the bidirectional line section is finished.
3. The method for controlling a train traveling direction according to the bidirectional link section as set forth in claim 2, wherein the first route state information is a route locking state.
4. The method of claim 2, wherein the controlling the relay to the first state is controlling a directional relay of the relay to fall.
5. The train movement direction control method of a bidirectional circuit block as claimed in claim 2, wherein the block integrated control device transmits the driving signal when the train block state of the second station is an idle state and a direction in the relay allows the relay to be in a suck-up state.
6. The method for controlling a train traveling direction between bidirectional circuit sections according to claim 2, wherein the step of controlling the state transition of the relay according to the driving signal further comprises the steps of:
step 5.1: the train control center equipment drives a direction changing relay in the relays according to the driving signals so as to drive the states of a direction relay and a direction switching relay in the relays;
and step 5.2: after the states of the direction relay and the direction switching relay are changed, the train control center equipment drives the interval running direction relay in the relay to suck up, and then the first vehicle station is changed from the vehicle receiving direction to the vehicle sending direction.
7. The method according to claim 2, wherein the second route state information is a route unlock state, and the train control center device obtains the driving redirecting signal when the train section state is idle.
8. The method for controlling the train direction of travel between two directional sections as claimed in claim 2, wherein the step of regulating the state transition of the relay according to the driving direction-changing signal comprises the steps of:
step 7.1: the train control center equipment drives a direction changing relay in the relays according to the driving direction changing signal so as to drive the states of the direction relay and the direction switching relay in the relays;
and 7.2: after the states of the direction relay and the direction switching relay are changed, the train control center equipment drives the interval running direction relay in the relay to fall down, the relay is allowed to be sucked up according to the driving direction in the relay, and then the first vehicle station is converted from the departure direction to the vehicle receiving direction.
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| CN202011594085.2A CN112590872B (en) | 2020-12-29 | 2020-12-29 | Train running direction control system and method for bidirectional line section |
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| CN114275013B (en) * | 2021-11-29 | 2023-07-28 | 国能朔黄铁路发展有限责任公司 | Automatic block system, automatic block control method and device |
| CN114348047B (en) * | 2022-01-06 | 2023-06-30 | 北京全路通信信号研究设计院集团有限公司 | Direction switching attenuation redundant controller and contactless track circuit system |
| 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 |
| CN115535041B (en) * | 2022-12-01 | 2023-03-28 | 卡斯柯信号(北京)有限公司 | Method and device for automatically changing direction of train control center |
| CN116767304B (en) * | 2023-08-21 | 2023-11-17 | 北京全路通信信号研究设计院集团有限公司 | Safe track circuit direction switching method and system |
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| TW201934396A (en) * | 2018-02-07 | 2019-09-01 | 日商京三製作所股份有限公司 | Centralized electronic interlocking apparatus for railroad section |
| CN109808738A (en) * | 2019-02-19 | 2019-05-28 | 中车株洲电力机车有限公司 | A kind of two-way Train control method, device and computer readable storage medium |
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