CN111016965A - Rail train information display system and method based on driving task - Google Patents
Rail train information display system and method based on driving task Download PDFInfo
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Abstract
The invention discloses a rail train information display system based on a driving task, belongs to the technical field of rail traffic, and aims to provide a rail train information display system based on a driving task, which improves the driving performance and enhances the safety; the dynamic information display module is used for displaying static information and dynamic information from the departure of the train to the stop stage. Through the combination of the static information display module and the dynamic information display module, the workload of a driver is reduced, the speed control performance is better, and the cognitive load of the driver on information is reduced. The invention discloses a rail train information display method based on a driving task, and belongs to the technical field of rail transit.
Description
Technical Field
The invention relates to the technical field of rail transit, in particular to a rail train information display system and method based on a driving task.
Background
With the rapid development of high-speed railways in China, the method not only brings great convenience to daily trips of people, but also has higher requirements on the running safety of trains. However, since the high-speed train runs at a very high speed, if the driver cannot accurately perform the required driving operation in a shorter time, the driver may delay the operation in time, or even may malfunction due to human error, thereby causing a serious traffic accident. Therefore, how to ensure the faster and more accurate driving operation of the train driver is a very important problem.
With the improvement of automation level, the full-automatic driving of rail transit becomes a trend, and as the number of the automatic devices of the equipment is increased, the driving system is more and more complex, and further the driving interface is complex, if numerous complex information is completely presented on a human-computer interface, the confusion of interface information arrangement, information overload, visual confusion, cognitive capture and the like are easily caused, so that the cognitive load of a driver can be increased, and the adverse effect on the driving performance and the safety can be generated.
Disclosure of Invention
In view of the defects in the prior art, one of the purposes of the invention is to provide a rail train information display system based on driving tasks, which improves the driving performance and enhances the safety.
The above object of the present invention is achieved by the following technical solutions:
a rail train information display system based on driving tasks comprises a static information display module and a dynamic information display module,
the static information display module is used for displaying the static information of the train before departure;
the dynamic information display module is used for displaying static information and dynamic information from the departure of the train to the stop stage,
the dynamic information display module also comprises a departure task unit, a high-speed running task unit, a split-phase passing task unit and an arrival and parking task unit,
the dispatching task unit, the high-speed running task unit, the passing phase separation task unit and the station entering and stopping task unit respectively display key information of the train in corresponding running states.
By adopting the technical scheme, compared with a static display interface, the arrangement position of the information of the dynamic display interface based on the tasks is more concentrated, and the key information related to each task is closer to the sight center, so that the reaction time of a driver can be reduced. Through the combination of the static information display module and the dynamic information display module, the workload of a driver is reduced, the speed control performance is better, and the cognitive load of the driver on information is reduced.
The present invention in a preferred example may be further configured to: the departure task unit, the high-speed running task unit, the passing phase separation task unit and the station entering and stopping task unit are switched in sequence and an automatic switching mode is adopted.
By adopting the technical scheme, the automatic switching mode can be more accurate for each mode, so that the attention of a driver is more concentrated on each key information, the cognitive load and fatigue of the driver are reduced, and the driving safety is improved.
The present invention in a preferred example may be further configured to: the key information displayed by the departure task unit comprises: current speed, target speed, locomotive signal, various state information and station track number;
the key information displayed by the high-speed running task unit comprises: current speed, target speed, locomotive signal, various state information, advance notice information time and fault prompt;
the key information displayed by the split-phase task unit comprises: current speed, target speed, locomotive signal, network voltage, network current, pantograph state, main breaker state, grade;
the station entering and stopping task unit comprises a current speed, a target speed, a locomotive signal, a total air pipe, a target distance and a thigh number.
By adopting the technical scheme, the attention degree of the driver to the display interface is different in different task stages, so that the information can be dynamically displayed according to the different attention degrees of the driver to the information in each stage. When the train is in a static stage, namely the train is in the preparation for departure, the departure and the door opening and closing stage, the information amount which needs to be paid attention by a driver is less, the cognitive load on the information is lower, the pressure per unit time is low, and in the process of train advancing, the running speed of the train is higher, so that the pressure per unit time of the driver is low, and the cognitive fatigue of the driver is reduced.
The present invention in a preferred example may be further configured to: the static information display module comprises a door opening and closing task unit, a departure preparation unit and a departure unit, wherein key information displayed by the door opening and closing task unit comprises a platform direction, a door selection switch, a platform side door enabling signal and a door opening and closing button;
the key information displayed by the departure preparation unit comprises various state information, station track numbers and various switch button states;
the key information displayed by the section-out unit comprises a warehouse-out signal, a line turnout, ATP, TCMS, CIR and a front road,
the door opening and closing task unit and the departure preparation unit are manually switched, and the departure unit display and departure task unit are automatically switched.
By adopting the technical scheme, corresponding key information is displayed on the display interface at each stage of the static information display module, and the cognitive load of a driver is reduced.
The present invention in a preferred example may be further configured to: the rail train information display system also comprises an accident prediction and judgment module and an accident display module,
the accident prediction and judgment module is used for receiving a plurality of accident factors, judging the accident factors and sending the accident factors to the accident information display module;
and the accident display module is used for receiving the information of the accident information display module and displaying the information on a display interface.
By adopting the technical scheme, the accident prediction and judgment module receives and receives the accident factor, judges the accident according to the accident factor and displays the accident information on the display interface, and the driver makes corresponding judgment according to the accident information, so that the accident is avoided.
The present invention in a preferred example may be further configured to: the accident prediction and judgment module comprises an accident information storage unit, an accident condition judgment unit and an accident condition emergency processing unit,
the accident information storage unit is used for storing a plurality of accident factors in real time, screening historical data and selecting health data;
the accident condition judging unit selects accident factors and independent variables related to the accident factors, establishes a mathematical model of each accident factor, and inputs current train operation parameters into the current mathematical model so as to obtain the accident grade under the current condition;
the accident situation emergency processing unit is used for storing emergency processing schemes corresponding to various accident grades.
By adopting the technical scheme, the accident information storage unit not only stores historical data and stores the latest data in real time, so that the obtained data has stronger timeliness, the accident condition judgment establishes a mathematical model according to the accident factor stored by the accident information storage unit, the current data is input into the data model so as to predict the accident grade, and a driver adopts a corresponding scheme in advance so as to reduce the accident rate.
The present invention in a preferred example may be further configured to: the accident display module is used for displaying the current accident grade and the emergency treatment scheme on a train display interface.
Through adopting above-mentioned technical scheme, the driver proposes to make emergency treatment according to the result that shows, strengthens the security.
The present invention in a preferred example may be further configured to: the accident level comprises five levels of normal, warning, early warning, alarming and ATP automatic protection.
By adopting the technical scheme, different early warnings are made according to different conditions, and a driver can make corresponding treatment.
The second purpose of the invention is realized by the following technical scheme:
a rail train information display method based on driving tasks is characterized in that: the method comprises the following specific steps:
s1: manually switching to a departure preparation task mode according to departure time, and displaying various state information, a stock channel number and whether various switch buttons are normal or not on a display interface through a departure preparation unit in the departure preparation mode;
s2: switching to a section-out mode under the condition that all information of S1 is normal, and displaying a section-out signal, a line turnout, an ATP, a TCMS, a CIR and a front road on a display interface through a section-out unit;
s3: when the train is changed from a static state to a moving state, the train is switched to a departure task stage, so that the driving display interface automatically enters a departure mode at the moment when the train is started, and information corresponding to a departure task, namely current speed, target speed, locomotive signals, information of various states and track numbers, is displayed on the display interface through a departure task unit;
s4: when the speed of the train exceeds 200Km/h, the train enters a high-speed running stage, a driving display interface automatically enters a high-speed running task mode, and information such as the current speed, the target speed, a locomotive signal, various state information, advance notice information time, fault prompt and the like is displayed on the display interface through a high-speed running task unit;
s5: after the on-board equipment of the train receives the notice prompt of the terminal station, the driving display interface enters an entering and stopping task mode, and before the train enters a phase separation area, the on-board equipment of the train outputs two times of voice 'front passing phase separation', at the moment, the display system automatically enters a phase separation task mode, and a current speed, a target speed, a locomotive signal, a network voltage, a network current, a pantograph state, a main circuit breaker state and gradient information are displayed on the display interface through a phase separation task unit;
s6: after receiving a terminal station advance notice prompt, the train-mounted equipment enters a station entering and stopping task mode through a driving display interface, and displays information such as current speed, target speed, locomotive signals, a total air pipe, a target distance, a track number and the like on the display interface through a station entering and stopping task unit;
s7: after the train stops, the platform direction, the door selection switch, the platform side door enabling signal and the door opening and closing button are displayed on the display interface through the station entering and stopping task unit.
By adopting the technical scheme, the static information display module is combined with the dynamic information display module, so that the workload of a driver is reduced, the speed control performance is better, and the cognitive load of the driver on information is reduced.
The present invention in a preferred example may be further configured to: the accident prediction and judgment module receives the accident factors, judges the accident factors and sends the accident factors to the accident information display module, and the accident information display module displays the current accident grade and the emergency treatment scheme on a train display interface.
By adopting the technical scheme, the accident prediction and judgment module receives and receives the accident factor, judges the accident according to the accident factor and displays the accident information on the display interface, and the driver makes corresponding judgment according to the accident information, so that the accident is avoided.
In summary, the invention includes at least one of the following beneficial technical effects:
1. by combining the static information display module and the dynamic information display module, the workload of a driver is reduced, the speed control performance is better, and the cognitive load of the driver on information is reduced;
2. the accident prediction and judgment module receives the accident factor, judges the accident according to the accident factor and displays the accident information on a display interface, and a driver makes corresponding judgment according to the accident information so as to avoid the accident.
Drawings
Fig. 1 is a system block diagram of a rail train information display system in embodiment 1.
Fig. 2 is a schematic view of a display interface of the static information display module in embodiment 1.
Fig. 3 is a schematic view of a display interface of the departure task unit in embodiment 1.
Fig. 4 is a schematic view of a display interface of the high-speed task driving unit in embodiment 1.
Fig. 5 is a display interface schematic diagram of a split phase task unit in embodiment 1.
Fig. 6 is a schematic view of a display interface of the inbound parking task unit in embodiment 1.
Fig. 7 is a flowchart of a rail train information display method in embodiment 2.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings. In the present embodiment, only a high-speed train is described, but the present system is not limited to a high-speed train, and may be used for rail transportation equipment such as subways and trains.
Example 1: referring to fig. 1, the rail train information display system based on driving tasks disclosed by the invention comprises a static information display module, a dynamic information display module, an accident prediction judgment module and an accident display module.
The static information display module is used for displaying the static information of the train before departure, and comprises a door opening and closing task unit, a departure preparation unit and a departure unit.
In the door opening and closing stage, a driver needs to confirm the platform to ensure safe door opening and closing, then must press a platform side door release button first to confirm that all doors are released, and then presses a lower opening button to open the doors. The key information displayed by the door opening and closing task unit comprises a platform direction, a door selection switch, a platform side door enabling signal and a door opening and closing button.
In the departure preparation stage, a driver needs to ensure that the equipment state is good and confirm that the relevant information of the train is accurate so as to ensure the normal operation of the train, and therefore, the key information displayed by the departure preparation unit comprises various state information, station track numbers and various switch button states.
Drivers need to confirm relevant information of the paths in the task stage of train departure, the safe departure of the trains is ensured, and the trains are organized to be put into normal operation. The key information displayed by the section-out unit comprises a warehouse-out signal, a line turnout, ATP, TCMS, CIR and a front road,
the door opening and closing task unit and the departure preparation unit are manually switched, and the display of the departure task unit and the departure task unit are automatically switched.
The dynamic information display module also comprises a departure task unit, a high-speed running task unit, a passing phase separation task unit and an arrival and parking task unit, wherein the departure task unit, the high-speed running task unit, the passing phase separation task unit and the arrival and parking task unit respectively display key information of the train in corresponding running states.
The driver needs to perform the relevant operations in the departure task stage:
(1) the driver needs to check the vehicle before the departure, confirms that each display and control device is normal, and carries out corresponding braking experiment and traction experiment.
(2) The main task is to observe road conditions and control the vehicle speed strictly according to the target speed.
(3) The driver needs to pay attention to the color change of the cab signal in the process of controlling the vehicle speed. When the cab signal color changes, a response is required.
(4) During the running process of the vehicle, a driver needs to pay attention to whether the display state of each instrument in the vehicle is normal or not. And (5) determining whether the train pipe, the total air pipe, the network pressure and the network flow value are normal.
Therefore, the key information displayed by the departure task unit includes: current speed, target speed, locomotive signal, various state class information and station track number.
The related operations needed to be carried out in the high-speed running task stage are as follows:
(1) and controlling the vehicle speed to observe the road condition in front, and strictly controlling the vehicle speed according to the target speed. And when the train speed reaches the target speed value, the driver controller is adjusted to a constant speed position, so that the train keeps a constant speed.
(2) And (4) observing each instrument of the train, and confirming whether the display is normal or not, and whether the train pipe, the main air pipe, the network pressure and the network flow are normal or not.
(3) To prevent driver from being inattentive, the driver needs to press the DSD alert button once every 50 s. If the operation is not carried out according to the specification, the DSD warning lamp can start to flash, and a driver is prompted to take measures. If the driver has not responded, the train is braked urgently.
(4) In the process of high-speed driving, a driver needs to perform vehicle-machine joint control through a CIR display screen and a CIR microphone when necessary.
Based on the above, the key information displayed by the high-speed travel task unit includes: current speed, target speed, locomotive signal, various state information, advance notice information time and fault prompt;
when passing through the phase-splitting area, automatic phase-splitting is generally adopted, and manual phase-splitting is adopted when necessary. The relevant operations in the automatic passing phase are as follows:
(1) when the train approaches the phase separation area, the voice prompt is given to the phase separation area in front. During normal driving, the driver should determine whether automatic passing phase can be performed. If fault information of the automatic passing neutral section working signal is received, a driver needs to adopt manual passing neutral section in time.
(2) If the phase separation area is an ascending section, the speed of the train is properly increased before the train enters a ramp, and the train is ensured not to stop in the phase separation area.
(3) After entering the phase separation area, the driver should pay attention to the change of the network pressure and the network flow and call and respond.
(4) After passing through the phase separation area, a driver needs to confirm that the network voltage and the network flow are recovered to be normal, and the states of all the instruments are normal.
Therefore, the key information displayed by the split task unit includes: current speed, target speed, cab signal, net voltage, net current, pantograph state, main breaker state, grade.
When the train approaches the terminal, the driver needs to prepare for stopping to stop the train at the designated location. The following are the relevant operations of the inbound parking mission:
(1) the main task of this task phase is to control the vehicle speed. At which stage the driver decelerates strictly according to the target speed.
(2) During the parking process, the driver needs to brake and decelerate. The driver needs to observe the display state of each instrument on the TCMS display and whether the total air pipe pressure related to braking is normal or not.
(3) In the process of approaching the terminal, the driver observes the target distance value and takes note of the cab signal, the ground signal.
(4) The number of the station track needs to be confirmed in advance before the station is entered, and the train is ensured to enter the correct station track.
(5) After entering the station, the user needs to pay attention to observe the conditions on two sides of the station and stop at a designated parking spot.
The key information displayed by the station-entering and parking task unit comprises the current speed, the target speed, a locomotive signal, a total air pipe, a target distance and a channel number.
The departure task unit, the high-speed running task unit, the passing phase separation task unit and the arrival parking task unit are switched in sequence, and an automatic switching mode is adopted.
The accident prediction and judgment module is used for receiving the accident factors, judging the accident factors and sending the accident factors to the accident information display module. The accident prediction and judgment module comprises an accident information storage unit, an accident condition judgment unit and an accident condition emergency processing unit.
The accident information storage unit is used for storing a plurality of accident factors in real time, screening historical data and selecting health data. The accident factor may be a weather condition, such as an accident factor in rain, snow, fog, electricity, etc.
The accident condition judging unit selects accident factors and independent variables related to the accident factors, establishes a mathematical model of each accident factor, and inputs current train operation parameters into the current mathematical model so as to obtain the accident grade under the current condition. And fitting the past weather conditions and the accident occurrence probability to form a data model, so as to obtain the accident grade of the accident occurring under the current speed and weather factor conditions. The accident level comprises five levels of normal, warning, early warning, alarming and ATP automatic protection.
The accident condition emergency processing unit is used for storing emergency processing schemes for handling various accident grades, and the emergency processing schemes can guide drivers to take corresponding processing measures.
The accident display module is used for receiving the information of the accident information display module and displaying the information on the display interface, so that a driver can quickly process the information correspondingly.
Example 2: referring to fig. 7, the method for displaying information of a rail train based on a driving task, disclosed by the invention, comprises the following specific steps:
s1: manually switching to a departure preparation task mode according to departure time, and displaying various state information, a stock channel number and whether various switch buttons are normal or not on a display interface through a departure preparation unit in the departure preparation mode;
s2: switching to a section-out mode under the condition that all information of S1 is normal, and displaying a section-out signal, a line turnout, an ATP, a TCMS, a CIR and a front road on a display interface through a section-out unit;
s3: when the train is changed from a static state to a moving state, the train is switched to a departure task stage, so that the driving display interface automatically enters a departure mode at the moment when the train is started, and information corresponding to a departure task, namely current speed, target speed, locomotive signals, information of various states and track numbers, is displayed on the display interface through a departure task unit;
s4: when the speed of the train exceeds 200Km/h, the train enters a high-speed running stage, a driving display interface automatically enters a high-speed running task mode, and information such as the current speed, the target speed, a locomotive signal, various state information, advance notice information time, fault prompt and the like is displayed on the display interface through a high-speed running task unit;
s5: after the on-board equipment of the train receives the notice prompt of the terminal station, the driving display interface enters an entering and stopping task mode, and before the train enters a phase separation area, the on-board equipment of the train outputs two times of voice 'front passing phase separation', at the moment, the display system automatically enters a phase separation task mode, and a current speed, a target speed, a locomotive signal, a network voltage, a network current, a pantograph state, a main circuit breaker state and gradient information are displayed on the display interface through a phase separation task unit;
s6: after receiving a terminal station advance notice prompt, the train-mounted equipment enters a station entering and stopping task mode through a driving display interface, and displays information such as current speed, target speed, locomotive signals, a total air pipe, a target distance, a track number and the like on the display interface through a station entering and stopping task unit;
s7: after the train stops, the platform direction, the door selection switch, the platform side door enabling signal and the door opening and closing button are displayed on the display interface through the station entering and stopping task unit.
In addition, the accident prediction and judgment module receives the accident factors, judges the accident factors and sends the accident factors to the accident information display module, and the accident information display module displays the current accident grade and the emergency treatment scheme on the train display interface.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (10)
1. The utility model provides a rail train information display system based on driving task which characterized in that: comprises a static information display module and a dynamic information display module,
the static information display module is used for displaying the static information of the train before departure;
the dynamic information display module is used for displaying static information and dynamic information from the departure of the train to the stop stage,
the dynamic information display module comprises a departure task unit, a high-speed running task unit, a split-phase passing task unit and an arrival and parking task unit,
the dispatching task unit, the high-speed running task unit, the passing phase separation task unit and the station entering and stopping task unit respectively display key information of the train in corresponding running states.
2. The rail train information display system based on the driving task according to claim 1, wherein: the departure task unit, the high-speed running task unit, the passing phase separation task unit and the station entering and stopping task unit are switched in sequence and an automatic switching mode is adopted.
3. The rail train information display system based on the driving task according to claim 2, wherein: the key information displayed by the departure task unit comprises: current speed, target speed, locomotive signal, various state information and station track number;
the key information displayed by the high-speed running task unit comprises: current speed, target speed, locomotive signal, various state information, advance notice information time and fault prompt;
the key information displayed by the split-phase task unit comprises: current speed, target speed, locomotive signal, network voltage, network current, pantograph state, main breaker state, grade;
the station entering and stopping task unit comprises a current speed, a target speed, a locomotive signal, a total air pipe, a target distance and a thigh number.
4. The rail train information display system based on the driving task according to claim 3, wherein: the static information display module comprises a door opening and closing task unit, a departure preparation unit and a departure unit, wherein key information displayed by the door opening and closing task unit comprises a platform direction, a door selection switch, a platform side door enabling signal and a door opening and closing button;
the key information displayed by the departure preparation unit comprises various state information, station track numbers and various switch button states;
the key information displayed by the section-out unit comprises a warehouse-out signal, a line turnout, ATP, TCMS, CIR and a front road,
the door opening and closing task unit and the departure preparation unit are manually switched, and the departure unit display and departure task unit are automatically switched.
5. The rail train information display system based on the driving task according to claim 4, wherein: the rail train information display system also comprises an accident prediction and judgment module and an accident display module,
the accident prediction and judgment module is used for receiving a plurality of accident factors, judging the accident factors and sending the accident factors to the accident information display module;
and the accident display module is used for receiving the information of the accident information display module and displaying the information on a display interface.
6. The rail train information display system based on the driving task according to claim 5, wherein: the accident prediction and judgment module comprises an accident information storage unit, an accident condition judgment unit and an accident condition emergency processing unit,
the accident information storage unit is used for storing a plurality of accident factors in real time, screening historical data and selecting health data;
the accident condition judging unit selects accident factors and independent variables related to the accident factors, establishes a mathematical model of each accident factor, and inputs current train operation parameters into the current mathematical model so as to obtain the accident grade under the current condition;
the accident situation emergency processing unit is used for storing emergency processing schemes corresponding to various accident grades.
7. The rail train information display system based on the driving task according to claim 6, wherein: the accident display module is used for displaying the current accident grade and the emergency treatment scheme on a train display interface.
8. The rail train information display system based on the driving task according to claim 7, wherein: the accident level comprises five levels of normal, warning, early warning, alarming and ATP automatic protection.
9. The rail train information display method based on the driving task according to claim 8, wherein: the method comprises the following specific steps:
s1: manually switching to a departure preparation task mode according to departure time, and displaying various state information, a stock channel number and whether various switch buttons are normal or not on a display interface through a departure preparation unit in the departure preparation mode;
s2: switching to a section-out mode under the condition that all information of S1 is normal, and displaying a section-out signal, a line turnout, an ATP, a TCMS, a CIR and a front road on a display interface through a section-out unit;
s3: when the train is changed from a static state to a moving state, the train is switched to a departure task stage, so that the driving display interface automatically enters a departure mode at the moment when the train is started, and information corresponding to a departure task, namely current speed, target speed, locomotive signals, information of various states and track numbers, is displayed on the display interface through a departure task unit;
s4: when the speed of the train exceeds 200Km/h, the train enters a high-speed running stage, a driving display interface automatically enters a high-speed running task mode, and information such as the current speed, the target speed, a locomotive signal, various state information, advance notice information time, fault prompt and the like is displayed on the display interface through a high-speed running task unit;
s5: after the on-board equipment of the train receives the notice prompt of the terminal station, the driving display interface enters an entering and stopping task mode, and before the train enters a phase separation area, the on-board equipment of the train outputs two times of voice 'front passing phase separation', at the moment, the display system automatically enters a phase separation task mode, and a current speed, a target speed, a locomotive signal, a network voltage, a network current, a pantograph state, a main circuit breaker state and gradient information are displayed on the display interface through a phase separation task unit;
s6: after receiving a terminal station advance notice prompt, the train-mounted equipment enters a station entering and stopping task mode through a driving display interface, and displays information such as current speed, target speed, locomotive signals, a total air pipe, a target distance, a track number and the like on the display interface through a station entering and stopping task unit;
s7: after the train stops, the platform direction, the door selection switch, the platform side door enabling signal and the door opening and closing button are displayed on the display interface through the station entering and stopping task unit.
10. The rail train information display method based on the driving task according to claim 9, wherein: the accident prediction and judgment module receives the accident factors, judges the accident factors and sends the accident factors to the accident information display module, and the accident information display module displays the current accident grade and the emergency treatment scheme on a train display interface.
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| CN201911366088.8A CN111016965B (en) | 2019-12-26 | 2019-12-26 | Rail train information display system and method based on driving task |
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| CN (1) | CN111016965B (en) |
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| CN111016965B (en) | 2020-12-25 |
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