CN113724513A - Vehicle driving guiding method, device and equipment in fog region and readable storage medium - Google Patents
Vehicle driving guiding method, device and equipment in fog region and readable storage medium Download PDFInfo
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- CN113724513A CN113724513A CN202111286127.0A CN202111286127A CN113724513A CN 113724513 A CN113724513 A CN 113724513A CN 202111286127 A CN202111286127 A CN 202111286127A CN 113724513 A CN113724513 A CN 113724513A
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/09—Arrangements for giving variable traffic instructions
- G08G1/095—Traffic lights
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/07—Controlling traffic signals
Abstract
The invention provides a vehicle driving guiding method, a device, equipment and a readable storage medium in a fog area, wherein the method comprises the following steps: acquiring first data, wherein the first data comprises a current visibility value of a vehicle driving road section; and sending a control command according to the numerical range of the visibility value, wherein the control command comprises a command for controlling a first guide lamp and a second guide lamp to be turned on or turned off, the number of the first guide lamps is at least two, the at least two first guide lamps are respectively arranged at two sides of the driving path of the vehicle, and the second guide lamp is arranged between the two first guide lamps. Compared with the traditional guidance system in the fog area, the invention can improve the safety of the vehicles in the fog area, thereby improving the traffic efficiency.
Description
Technical Field
The invention relates to the technical field of vehicle driving, in particular to a vehicle driving guiding method, device and equipment in a vehicle fog area and a readable storage medium.
Background
In the twentieth provision of the road traffic safety law, when a natural disaster, a severe meteorological condition, a major traffic accident or the like seriously affects traffic safety, and other measures are taken to ensure the traffic safety, the traffic control can be carried out by the traffic management department of public security organs. However, the traditional fog zone guide system is arranged on the outline of the two sides of the road at present, and no effective guide exists between lanes.
Disclosure of Invention
The invention aims to provide a vehicle driving guiding method, a vehicle driving guiding device, vehicle driving guiding equipment and a readable storage medium, so as to solve the problems.
In order to achieve the above object, the embodiments of the present application provide the following technical solutions:
in one aspect, an embodiment of the present application provides a vehicle driving guiding method in a fog area, where the method includes:
acquiring first data, wherein the first data comprises a current visibility value of a vehicle driving road section;
and sending a control command according to the numerical range of the visibility value, wherein the control command comprises a command for controlling a first guide lamp and a second guide lamp to be turned on or turned off, the number of the first guide lamps is at least two, the at least two first guide lamps are respectively arranged at two sides of a vehicle running path, and the second guide lamp is arranged between the two first guide lamps.
Optionally, if the visibility value is in a numerical range of 200m to 500m, the sending a control command according to the numerical range of the visibility value includes:
sending a first control command, wherein the first control command comprises a command for controlling the first guide lamp to be normally on and a command for controlling the second guide lamp to flicker;
obtaining second data, wherein the second data comprises the current speed of a first vehicle, the current visibility value of a road section on which the vehicle runs, the longitudinal friction resistance coefficient between tires of a second vehicle and a road surface and the sum of the rolling friction coefficient and the gradient, the first vehicle and the second vehicle are positioned on the same vehicle running path, and the first vehicle is positioned in front of the second vehicle;
and calculating the safe running speed of the second vehicle based on the second data, and sending first information to the second vehicle, wherein the first information comprises a command for reminding a driver of the second vehicle to control the speed within the safe running speed.
Optionally, if the visibility value is in a numerical range of 14m to 200m, the sending a control command according to the numerical range of the visibility value includes:
acquiring the current positions of a first vehicle and a second vehicle in real time, wherein the first vehicle and the second vehicle are positioned on the same vehicle running path, and the first vehicle is positioned in front of the second vehicle;
determining the number of the second guiding lamps between the first vehicle and the second vehicle according to the current position of the first vehicle and the current position of the second vehicle;
and sending a second control command according to the number of the second guide lamps, wherein the second control command comprises a command for controlling the first guide lamp to be normally on and a command for controlling the display state of the second guide lamp.
Optionally, if the number of the second guidance lights between the first vehicle and the second vehicle is zero, the sending a second control command according to the number of the second guidance lights includes:
the position of the first vehicle is obtained in real time, and a first sub-control command is sent after the first vehicle passes through a first guide lamp and a second guide lamp; the first sub-control command comprises a command to control the first and second guide lights to be displayed in a first color, the first and second guide lights being one of the second guide lights nearest in front of the first vehicle;
issuing a second message to the second vehicle, the second message including a command to alert a driver of the second vehicle to inhibit passage of the first and second guidance lights.
Optionally, if the number of the second guidance lights between the first vehicle and the second vehicle is one, the sending a second control command according to the number of the second guidance lights includes:
the position of the first vehicle is obtained in real time, and a second sub-control command is sent after the first vehicle passes through a second guide lamp; the second sub-control command comprises a command for controlling the second guide light to be displayed in a first color and a command for controlling the first second guide light to be displayed in a second color, the second guide light is a second guide light in front of the first second guide light, and the first second guide light is the second guide light between the first vehicle and the second vehicle;
sending second information to the second vehicle, the second information including a command to remind a driver of the second vehicle to control speed in a predetermined area to pass the first and second guidance lights, and to prohibit passing the second guidance light.
Optionally, if the number of the second guidance lights between the first vehicle and the second vehicle is two, the sending a second control command according to the number of the second guidance lights includes:
sending a third sub-control command; the third sub-control command includes a command to control a first second guide light to be displayed in a second color and a command to control a second guide light to be displayed in a first color, the first and second guide lights being located between the first and second vehicles and the second guide light being located in front of the first second guide light;
the position of the first vehicle is obtained in real time, and a fourth sub-control command is sent after the first vehicle passes through a third second guide lamp; the fourth sub-control command comprises a command for controlling the third second guide lamp to display in a first color, a command for controlling the first second guide lamp to display in a second color, and a command for controlling the second guide lamp to display in a second color, wherein the third second guide lamp is a second guide lamp in front of the second guide lamp;
sending third information to the second vehicle, the third information including a command to remind a driver of the second vehicle to control speed in a predetermined area to pass the second guidance light, and to prohibit passing the third second guidance light.
Optionally, if the visibility value is smaller than 14m, the sending a control command according to the value range where the visibility value is located includes:
sending a fifth sub-control command; the fifth sub-control command includes a command to control the second guide lamp on the vehicle travel section to be displayed in a first color and a command to transmit the entry prohibition warning information to a display device disposed in front of the vehicle travel section.
In a second aspect, the embodiment of the application provides a vehicle driving guiding device in a fog area, and the device comprises an obtaining module and a sending module.
The acquisition module is used for acquiring first data, and the first data comprises a current visibility value of a vehicle driving road section;
the sending module is used for sending a control command according to a numerical range where the visibility value is located, the control command comprises a command for controlling a first guide lamp and a second guide lamp to be turned on or turned off, the number of the first guide lamps is at least two, the at least two first guide lamps are respectively arranged on two sides of a vehicle running path, and the second guide lamp is arranged between the two first guide lamps.
Optionally, the sending module includes:
the first sending unit is used for sending a first control command, and the first control command comprises a command for controlling the first guide lamp to be normally on and a command for controlling the second guide lamp to flicker;
a first obtaining unit, configured to obtain second data, where the second data includes a current speed of a first vehicle, a current visibility value of a road section where the vehicle travels, a longitudinal friction resistance coefficient and a sum of a rolling friction coefficient and a gradient between tires of a second vehicle and a road surface, and the first vehicle and the second vehicle are located on a same vehicle travel path and the first vehicle is located in front of the second vehicle;
and the calculating unit is used for calculating the safe running speed of the second vehicle based on the second data and sending first information to the second vehicle, wherein the first information comprises a command for reminding a driver of the second vehicle to control the speed within the safe running speed.
Optionally, the sending module includes:
the second acquisition unit is used for acquiring the current positions of a first vehicle and a second vehicle in real time, wherein the first vehicle and the second vehicle are positioned on the same vehicle running path, and the first vehicle is positioned in front of the second vehicle;
a determination unit configured to determine the number of the second guide lights between the first vehicle and the second vehicle according to a current position of the first vehicle and a current position of the second vehicle;
and the second sending unit is used for sending a second control command according to the number of the second guide lamps, wherein the second control command comprises a command for controlling the first guide lamp to be normally on and a command for controlling the display state of the second guide lamp.
Optionally, the second sending unit includes:
the first acquisition subunit is used for acquiring the position of the first vehicle in real time and sending a first sub-control command after the first vehicle passes through the first and second guide lamps; the first sub-control command comprises a command to control the first and second guide lights to be displayed in a first color, the first and second guide lights being one of the second guide lights nearest in front of the first vehicle;
and the first sending subunit is used for sending second information to the second vehicle, wherein the second information comprises a command for reminding a driver of the second vehicle to prohibit the driver from passing through the first and second guiding lamps.
Optionally, the second sending unit includes:
the second acquisition subunit is used for acquiring the position of the first vehicle in real time and sending a second sub-control command after the first vehicle passes through a second guide lamp; the second sub-control command comprises a command for controlling the second guide light to be displayed in a first color and a command for controlling the first second guide light to be displayed in a second color, the second guide light is a second guide light in front of the first second guide light, and the first second guide light is the second guide light between the first vehicle and the second vehicle;
and the second sending subunit is used for sending second information to the second vehicle, wherein the second information comprises a command for reminding a driver of the second vehicle to control the speed to pass through the first and second guiding lamps in a preset area and forbidding the speed to pass through the second and second guiding lamps.
Optionally, the second sending unit includes:
a third transmitting subunit, configured to transmit a third sub-control command; the third sub-control command includes a command to control a first second guide light to be displayed in a second color and a command to control a second guide light to be displayed in a first color, the first and second guide lights being located between the first and second vehicles and the second guide light being located in front of the first second guide light;
the third acquisition subunit is used for acquiring the position of the first vehicle in real time and sending a fourth sub-control command after the first vehicle passes through a third second guide lamp; the fourth sub-control command comprises a command for controlling the third second guide lamp to display in a first color, a command for controlling the first second guide lamp to display in a second color, and a command for controlling the second guide lamp to display in a second color, wherein the third second guide lamp is a second guide lamp in front of the second guide lamp;
and the fourth sending subunit is used for sending third information to the second vehicle, wherein the third information comprises a command for reminding a driver of the second vehicle to control the speed to pass through the second guiding lamp in a preset area and forbidding the speed to pass through the third second guiding lamp.
Optionally, the sending module includes:
a third transmitting unit configured to transmit a fifth sub control command; the fifth sub-control command includes a command to control the second guide lamp on the vehicle travel section to be displayed in a first color and a command to transmit the entry prohibition warning information to a display device disposed in front of the vehicle travel section.
In a third aspect, an embodiment of the present application provides a vehicle driving guidance device in a fog area, where the device includes a memory and a processor. The memory is used for storing a computer program; the processor is used for realizing the steps of the vehicle driving guiding method in the fog area when executing the computer program.
In a fourth aspect, the present application provides a readable storage medium, on which a computer program is stored, where the computer program is executed by a processor to implement the steps of the vehicle driving guiding method in the fog area.
The invention has the beneficial effects that:
1. according to the invention, different guidance is carried out according to the visibility value of the current road section, wherein the first guidance lamps are arranged on two sides of the road and the second guidance lamps are arranged on the running road surface of the vehicle.
2. The invention sends different control commands according to the difference of the number of the second guiding lamps between the first vehicle and the second vehicle, embodies the flexibility of the method through the targeted control mode, and can improve the running safety of the vehicle under different conditions through the targeted processing.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the embodiments of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic flow chart of a method for guiding a vehicle to run in a fog area according to an embodiment of the invention;
FIG. 2 is a schematic structural diagram of a driving guiding device in a fog area of a vehicle according to an embodiment of the invention;
fig. 3 is a schematic structural diagram of a vehicle driving guiding device in a fog area in the embodiment of the invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that: like reference numbers or letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined or explained in subsequent figures. Meanwhile, in the description of the present invention, the terms "first", "second", and the like are used only for distinguishing the description, and are not to be construed as indicating or implying relative importance.
Example 1
As shown in fig. 1, the present embodiment provides a vehicle driving guidance method in a foggy area, which includes steps S1 and S2.
Step S1, acquiring first data, wherein the first data comprises the current visibility value of the vehicle driving road section;
step S2, sending a control command according to the numerical range of the visibility value, wherein the control command comprises commands for controlling a first guide lamp and a second guide lamp to be turned on or off, the number of the first guide lamps is at least two, the at least two first guide lamps are respectively arranged on two sides of a vehicle running path, and the second guide lamp is arranged between the two first guide lamps.
In this embodiment, the current visibility value of the vehicle driving road section is detected by the visibility detection device; the second guide lamps are arranged in the middle of a running road surface of the vehicle, namely in the middle of the two first guide lamps, different guidance is performed according to the visibility value of the current road section in the embodiment, wherein the second guide lamps comprise the first guide lamps arranged on two sides of the road and the second guide lamps arranged on the running road surface of the vehicle, and compared with a traditional fog region guidance system (profile guidance arranged on two sides of the road and no effective guidance between lanes), the method in the embodiment can improve the running safety of the vehicle in the fog region, and further improve the traffic efficiency so as to meet the traffic efficiency requirement of the expressway.
In an embodiment of the present disclosure, if the visibility value is in the value range of 200m to 500m, the step S2 may further include the steps S21, S22 and S23.
Step S21, sending a first control command, wherein the first control command comprises a command for controlling the first guide lamp to be normally on and a command for controlling the second guide lamp to flicker;
step S22, second data is obtained, the second data comprises the current speed of a first vehicle, the current visibility value of a road section where the vehicle runs, the longitudinal friction resistance coefficient and the sum of the rolling friction coefficient and the gradient between tires of a second vehicle and a road surface, the first vehicle and the second vehicle are positioned on the same vehicle running path, and the first vehicle is positioned in front of the second vehicle;
and step S23, calculating the safe driving speed of the second vehicle based on the second data, and sending first information to the second vehicle, wherein the first information comprises a command for reminding a driver of the second vehicle to control the speed within the safe driving speed.
In the embodiment, when the visibility value is in the numerical range of 200m-500m, the color of the first guiding lamp is set to be green, and the first guiding lamp is kept in a normally-on state; the colour of second guide lamp sets up to yellow to set up it into the state of scintillation, a vehicle safety traffic on the suggestion lane, wherein the penetrability of yellow lamp is stronger only inferior to the red lamp, can transmit and give people the impact in the vision, consequently the lamp area that yellow light formed can be described the linearity of road, form the colour contrast of a high contrast with dark colour environment on every side, form strong visual impact, drive a vehicle and improve accurate driving route for the driver with this, green distinguishes between the lane simultaneously, the security and the stability of driver driving in the fog region have been improved.
Meanwhile, in the embodiment, the speed of the vehicle in front of each vehicle is also acquired, wherein the current speed of the front vehicle can be acquired through a geomagnetic detector; the safe running speed of the vehicle can be calculated according to the current vehicle speed in front, and the calculation formula is as follows:
wherein the content of the first and second substances,
represents the aboveA safe driving speed of the second vehicle;
representing a current speed of the second vehicle;
representing a current visibility value of the vehicle driving road section;
represents the sum of the rolling friction coefficient and the gradient, here 0;
represents a coefficient of friction, here 0.7;
in this embodiment, if the second vehicle is equipped with an on-board OBU, the second vehicle can receive real-time vehicle speed adjustment information in the vehicle through the on-board OBU, wherein the vehicle speed adjustment information includes that the speed is controlled within the safe driving speed, that is, the speed does not exceed the safe driving speed.
In an embodiment of the present disclosure, if the visibility value is in the numerical range of 14m to 200m, the step S2 may further include the steps S24, S25 and S26.
Step S24, acquiring the current positions of a first vehicle and a second vehicle in real time, wherein the first vehicle and the second vehicle are positioned on the same vehicle running path and the first vehicle is positioned in front of the second vehicle;
step S25, judging the number of the second guiding lamps between the first vehicle and the second vehicle according to the current position of the first vehicle and the current position of the second vehicle;
and step S26, sending a second control command according to the number of the second guide lamps, wherein the second control command comprises a command for controlling the first guide lamp to be normally on and a command for controlling the display state of the second guide lamp.
In this embodiment, different control commands are sent according to the difference in the number of the second guidance lights between the first vehicle and the second vehicle, so that the flexibility of the method is embodied by the targeted control method, and the targeted processing can improve the safety of the vehicle in running under different situations.
In an embodiment of the present disclosure, if the number of the second guiding lamps between the first vehicle and the second vehicle is zero, the step S26 may further include a step S261 and a step S262.
Step S261, acquiring the position of the first vehicle in real time, and sending a first sub-control command after the first vehicle passes through a first guide lamp and a second guide lamp; the first sub-control command comprises a command to control the first and second guide lights to be displayed in a first color, the first and second guide lights being one of the second guide lights nearest in front of the first vehicle;
and S262, sending second information to the second vehicle, wherein the second information comprises a command for reminding a driver of the second vehicle to prohibit the driver from passing through the first and second guiding lamps.
In this embodiment, if the number of the second guiding lights between the first vehicle and the second vehicle is zero, after the first vehicle passes through the first second guiding light in front of the first vehicle, the first second guiding light is changed from yellow to red, and after the first second guiding light is changed to red, the stand horse sends a prompt message to the second vehicle to remind the second vehicle not to exceed the first second guiding light.
In an embodiment of the present disclosure, if the number of the second guiding lamps between the first vehicle and the second vehicle is one, the step S26 may further include a step S263 and a step S264.
Step S263, acquiring the position of the first vehicle in real time, and sending a second sub-control command after the first vehicle passes through a second guide lamp; the second sub-control command comprises a command for controlling the second guide light to be displayed in a first color and a command for controlling the first second guide light to be displayed in a second color, the second guide light is a second guide light in front of the first second guide light, and the first second guide light is the second guide light between the first vehicle and the second vehicle;
and step S264, sending second information to the second vehicle, wherein the second information comprises a command for reminding a driver of the second vehicle to control the speed to pass through the first and second guide lamps in a preset area and forbidding the speed to pass through the second and second guide lamps.
In the case where the number of the second guide lights between the first vehicle and the second vehicle is zero, after the first vehicle passes through the first second guide light in front of the first vehicle, the first second guide light turns red, and at this time, the first second guide light is located between the first vehicle and the second vehicle, that is, the number of the second guide lights between the first vehicle and the second vehicle is one, which is the case in the present embodiment.
In this case, after the first vehicle passes the second guiding lamp in front of the first vehicle, the second guiding lamp changes from yellow to red, the first second guiding lamp changes from red to yellow, and when the second guiding lamp changes to red, the second vehicle is prompted to go beyond the second guiding lamp.
In an embodiment of the present disclosure, if the number of the second guiding lamps between the first vehicle and the second vehicle is two, the step S26 may further include a step S265, a step S266, and a step S267.
Step 265, sending a third sub-control command; the third sub-control command includes a command to control a first second guide light to be displayed in a second color and a command to control a second guide light to be displayed in a first color, the first and second guide lights being located between the first and second vehicles and the second guide light being located in front of the first second guide light;
step S266, acquiring the position of the first vehicle in real time, and sending a fourth sub-control command after the first vehicle passes through a third second guide lamp; the fourth sub-control command comprises a command for controlling the third second guide lamp to display in a first color, a command for controlling the first second guide lamp to display in a second color, and a command for controlling the second guide lamp to display in a second color, wherein the third second guide lamp is a second guide lamp in front of the second guide lamp;
and S267, sending third information to the second vehicle, wherein the third information comprises a command for reminding a driver of the second vehicle to control the speed to pass through the second guide lamp in a preset area and forbidding the speed to pass through the third second guide lamp.
In the case where the number of the second guide lights between the first vehicle and the second vehicle is one, the first vehicle continues to travel forward, and when the first vehicle passes a second guide light in front again, the second guide light changes from yellow to red, and the number of the second guide lights between the first vehicle and the second vehicle is two, which is the case in this embodiment.
Step S261-step S267 may be understood as that, when the number of the second guiding lights between the first vehicle and the second vehicle is zero, after the first vehicle passes through the first front second guiding light, the first second guiding light changes from yellow to red, and simultaneously sends out a message to remind the second vehicle not to exceed the first second guiding light; when the first vehicle continues to run forwards and passes through a second guiding lamp in front, the second guiding lamp changes from yellow to red, the first second guiding lamp changes from red to yellow at the moment, and meanwhile, a message is sent to remind the second vehicle not to exceed the second guiding lamp; when the first vehicle continues to run forwards and passes through the third second guiding lamp in front, the third second guiding lamp is changed from yellow to red, and the second guiding lamp and the first second guiding lamp are both yellow at the moment, and simultaneously send out information to remind the second vehicle not to exceed the third second guiding lamp; that is, as long as the second guide lamp in front of the vehicle turns red, the vehicle behind is reminded not to exceed the second guide lamp with the red color, so that the rear-end collision between the vehicles can be prevented, and the traffic accident can be further prevented. The embodiment provides a targeted processing method for each situation, so that the applicability of the invention can be improved, and meanwhile, the targeted processing also improves the safety and stability of the driver in driving in the fog region.
In an embodiment of the present disclosure, if the visibility value is less than 14m, the step S2 may further include a step S27.
Step S27, sending a fifth sub control command; the fifth sub-control command includes a command to control the second guide lamp on the vehicle travel section to be displayed in a first color and a command to transmit the entry prohibition warning information to a display device disposed in front of the vehicle travel section.
When the visibility value is less than 14m, the second guide lamps on the vehicle driving road section are all displayed in red to remind that the vehicle does not drive into the driving road section, and the display device in front of the driving road section displays the warning information for prohibiting driving. In this embodiment, the driver may be prompted by a broadcast to not enter the driving route.
Example 2
As shown in fig. 2, the present embodiment provides a driving guiding device in a fog area of a vehicle, which includes an obtaining module 701 and a sending module 702.
The obtaining module 701 is configured to obtain first data, where the first data includes a current visibility value of a vehicle traveling road section;
the sending module 702 is configured to send a control command according to a numerical range in which the visibility value is located, where the control command includes a command for controlling a first guide light and a second guide light to be turned on or off, the first guide light is provided with at least two guide lights, the at least two guide lights are respectively disposed on two sides of a vehicle driving path, and the second guide light is disposed between the two guide lights.
In the embodiment, the current visibility value of the vehicle running road section is detected by the visibility detection device; the second guide lamps are arranged in the middle of a running road surface of the vehicle, namely in the middle of the two first guide lamps, different guidance is performed according to the visibility value of the current road section in the embodiment, wherein the second guide lamps comprise the first guide lamps arranged on two sides of the road and the second guide lamps arranged on the running road surface of the vehicle, and compared with a traditional fog region guidance system (profile guidance arranged on two sides of the road and no effective guidance between lanes), the method in the embodiment can improve the running safety of the vehicle in the fog region, and further improve the traffic efficiency so as to meet the traffic efficiency requirement of the expressway.
In a specific embodiment of the present disclosure, the sending module 702 further includes a first sending unit 7021, a first obtaining unit 7022, and a calculating unit 7023.
The first sending unit 7021 is configured to send a first control command, where the first control command includes a command for controlling the first guidance lamp to be turned on constantly and a command for controlling the second guidance lamp to flash;
the first obtaining unit 7022 is configured to obtain second data, where the second data includes a current speed of a first vehicle, a current visibility value of a road section where the vehicle travels, a longitudinal friction resistance coefficient between tires of a second vehicle and a road surface, and a sum of a rolling friction coefficient and a gradient, where the first vehicle and the second vehicle are located on a same vehicle travel path, and the first vehicle is located in front of the second vehicle;
the calculating unit 7023 is configured to calculate, based on the second data, a safe driving speed of the second vehicle, and send first information to the second vehicle, where the first information includes a command for prompting a driver of the second vehicle to control a speed within the safe driving speed.
In a specific embodiment of the present disclosure, the sending module 702 further includes a second obtaining unit 7024, a determining unit 7025, and a second sending unit 7026.
The second obtaining unit 7024 is configured to obtain, in real time, current positions of a first vehicle and a second vehicle, where the first vehicle and the second vehicle are located on a same vehicle traveling path and the first vehicle is located in front of the second vehicle;
the determining unit 7025 is configured to determine the number of the second guiding lights between the first vehicle and the second vehicle according to the current position of the first vehicle and the current position of the second vehicle;
the second sending unit 7026 is configured to send a second control command according to the number of the second guidance lamps, where the second control command includes a command for controlling the first guidance lamp to be turned on constantly and a command for controlling the display state of the second guidance lamp.
In a specific embodiment of the present disclosure, the second transmitting unit 7026 further includes a first obtaining sub-unit 70261 and a first transmitting sub-unit 70262.
The first obtaining subunit 70261, configured to obtain the position of the first vehicle in real time, and send a first sub control command after the first vehicle passes through the first and second guiding lights; the first sub-control command comprises a command to control the first and second guide lights to be displayed in a first color, the first and second guide lights being one of the second guide lights nearest in front of the first vehicle;
the first sending subunit 70262 is configured to send a second message to the second vehicle, where the second message includes a command to remind a driver of the second vehicle to prohibit passing through the first and second guidance lights.
In a specific embodiment of the present disclosure, the second transmitting unit 7026 further includes a second obtaining sub-unit 70263 and a second transmitting sub-unit 70264.
The second obtaining subunit 70263, configured to obtain the position of the first vehicle in real time, and send a second sub control command after the first vehicle passes through a second guidance light; the second sub-control command comprises a command for controlling the second guide light to be displayed in a first color and a command for controlling the first second guide light to be displayed in a second color, the second guide light is a second guide light in front of the first second guide light, and the first second guide light is the second guide light between the first vehicle and the second vehicle;
the second sending subunit 70264 is configured to send, to the second vehicle, second information that includes a command to remind a driver of the second vehicle to control a speed in a predetermined area to pass through the first second guidance light, and to prohibit passing through the second guidance light.
In a specific embodiment of the present disclosure, the second transmitting unit 7026 further includes a third transmitting sub-unit 70265, a third obtaining sub-unit 70266, and a fourth transmitting sub-unit 70267.
The third sending subunit 70265, configured to send a third sub-control command; the third sub-control command includes a command to control a first second guide light to be displayed in a second color and a command to control a second guide light to be displayed in a first color, the first and second guide lights being located between the first and second vehicles and the second guide light being located in front of the first second guide light;
the third obtaining subunit 70266 is configured to obtain the position of the first vehicle in real time, and send a fourth sub-control command after the first vehicle passes through a third second guidance lamp; the fourth sub-control command comprises a command for controlling the third second guide lamp to display in a first color, a command for controlling the first second guide lamp to display in a second color, and a command for controlling the second guide lamp to display in a second color, wherein the third second guide lamp is a second guide lamp in front of the second guide lamp;
the fourth sending subunit 70267 is configured to send, to the second vehicle, third information that includes a command to remind a driver of the second vehicle to control the speed to pass through the second guidance light in a predetermined area, and to prohibit the passing through the third second guidance light.
In a specific embodiment of the present disclosure, the sending module 702 further includes a third sending unit 7027.
The third sending unit 7027 is configured to send a fifth sub-control command; the fifth sub-control command includes a command to control the second guide lamp on the vehicle travel section to be displayed in a first color and a command to transmit the entry prohibition warning information to a display device disposed in front of the vehicle travel section.
It should be noted that, regarding the apparatus in the above embodiment, the specific manner in which each module performs the operation has been described in detail in the embodiment related to the method, and will not be elaborated herein.
Example 3
Corresponding to the above method embodiment, the embodiment of the present disclosure further provides a vehicle driving guidance device in the fog area, and a vehicle driving guidance device in the fog area and a vehicle driving guidance method in the fog area may be referred to correspondingly.
Fig. 3 is a block diagram illustrating a vehicle fog driving guidance apparatus 800 according to an exemplary embodiment. As shown in fig. 3, the vehicle fog driving guidance apparatus 800 may include: a processor 801, a memory 802. The vehicle fog driving guidance device 800 may also include one or more of a multimedia component 803, an input/output (I/O) interface 804, and a communication component 805.
The processor 801 is configured to control the overall operation of the vehicle driving guiding apparatus 800 to complete all or part of the steps in the vehicle driving guiding method in the foggy area. The memory 802 is used to store various types of data to support operation of the vehicle fog driving guidance device 800, which may include, for example, instructions for any application or method operating on the vehicle fog driving guidance device 800, as well as application-related data, such as contact data, messages sent or received, pictures, audio, video, and the like. The Memory 802 may be implemented by any type of volatile or non-volatile Memory device or combination thereof, such as Static Random Access Memory (SRAM), Electrically Erasable Programmable Read-Only Memory (EEPROM), Erasable Programmable Read-Only Memory (EPROM), Programmable Read-Only Memory (PROM), Read-Only Memory (ROM), magnetic Memory, flash Memory, magnetic disk or optical disk. The multimedia components 803 may include screen and audio components. Wherein the screen may be, for example, a touch screen and the audio component is used for outputting and/or inputting audio signals. For example, the audio component may include a microphone for receiving external audio signals. The received audio signal may further be stored in the memory 802 or transmitted through the communication component 805. The audio assembly also includes at least one speaker for outputting audio signals. The I/O interface 804 provides an interface between the processor 801 and other interface modules, such as a keyboard, mouse, buttons, etc. These buttons may be virtual buttons or physical buttons. The communication component 805 is used for wired or wireless communication between the vehicle driving guiding device 800 and other devices in the fog area. Wireless communication, such as Wi-Fi, bluetooth, Near Field Communication (NFC), 2G, 3G, or 4G, or a combination of one or more of them, so that the corresponding communication component 805 may include: Wi-Fi module, bluetooth module, NFC module.
In an exemplary embodiment, the vehicle fog region driving guiding Device 800 may be implemented by one or more Application Specific Integrated Circuits (ASICs), Digital Signal Processors (DSPs), Digital Signal Processing Devices (DSPDs), Programmable Logic Devices (PLDs), Field Programmable Gate Arrays (FPGAs), controllers, microcontrollers, microprocessors or other electronic components for performing the vehicle fog region driving guiding method.
In another exemplary embodiment, a computer readable storage medium comprising program instructions which, when executed by a processor, implement the steps of the vehicle fog driving guidance method described above is also provided. For example, the computer readable storage medium may be the memory 802 comprising program instructions executable by the processor 801 of the vehicle fog driving guidance device 800 to perform the vehicle fog driving guidance method described above.
Example 4
Corresponding to the above method embodiment, the embodiment of the disclosure also provides a readable storage medium, and a readable storage medium described below and a vehicle fog driving guiding method described above can be correspondingly referred to each other.
A readable storage medium, on which a computer program is stored, which, when being executed by a processor, implements the steps of the vehicle fog driving guiding method of the above-mentioned method embodiment.
The readable storage medium may be a usb disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and various other readable storage media capable of storing program codes.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A vehicle driving guiding method in a fog area is characterized by comprising the following steps:
acquiring first data, wherein the first data comprises a current visibility value of a vehicle driving road section;
and sending a control command according to the numerical range of the visibility value, wherein the control command comprises a command for controlling a first guide lamp and a second guide lamp to be turned on or turned off, the number of the first guide lamps is at least two, the at least two first guide lamps are respectively arranged at two sides of a vehicle running path, and the second guide lamp is arranged between the two first guide lamps.
2. A driving guiding method in a fog area of a vehicle as claimed in claim 1, wherein if the visibility value is in a value range of 200m-500m, the sending a control command according to the value range of the visibility value comprises:
sending a first control command, wherein the first control command comprises a command for controlling the first guide lamp to be normally on and a command for controlling the second guide lamp to flicker;
obtaining second data, wherein the second data comprises the current speed of a first vehicle, the current visibility value of a road section on which the vehicle runs, the longitudinal friction resistance coefficient between tires of a second vehicle and a road surface and the sum of the rolling friction coefficient and the gradient, the first vehicle and the second vehicle are positioned on the same vehicle running path, and the first vehicle is positioned in front of the second vehicle;
and calculating the safe running speed of the second vehicle based on the second data, and sending first information to the second vehicle, wherein the first information comprises a command for reminding a driver of the second vehicle to control the speed within the safe running speed.
3. A driving guiding method in a fog area of a vehicle as claimed in claim 1, wherein if the visibility value is in a value range of 14m-200m, the sending a control command according to the value range of the visibility value comprises:
acquiring the current positions of a first vehicle and a second vehicle in real time, wherein the first vehicle and the second vehicle are positioned on the same vehicle running path, and the first vehicle is positioned in front of the second vehicle;
determining the number of the second guiding lamps between the first vehicle and the second vehicle according to the current position of the first vehicle and the current position of the second vehicle;
and sending a second control command according to the number of the second guide lamps, wherein the second control command comprises a command for controlling the first guide lamp to be normally on and a command for controlling the display state of the second guide lamp.
4. The vehicle fog driving guiding method according to claim 3, wherein if the number of the second guiding lights between the first vehicle and the second vehicle is zero, the sending a second control command according to the number of the second guiding lights comprises:
the position of the first vehicle is obtained in real time, and a first sub-control command is sent after the first vehicle passes through a first guide lamp and a second guide lamp; the first sub-control command comprises a command to control the first and second guide lights to be displayed in a first color, the first and second guide lights being one of the second guide lights nearest in front of the first vehicle;
issuing a second message to the second vehicle, the second message including a command to alert a driver of the second vehicle to inhibit passage of the first and second guidance lights.
5. A vehicle driving guide device in a fog area of a vehicle is characterized by comprising:
the system comprises an acquisition module, a display module and a control module, wherein the acquisition module is used for acquiring first data, and the first data comprises a current visibility value of a vehicle driving road section;
the sending module is used for sending a control command according to a numerical range where the visibility value is located, the control command comprises commands for controlling a first guide lamp and a second guide lamp to be turned on or turned off, the number of the first guide lamps is at least two, the at least two first guide lamps are respectively arranged on two sides of a vehicle running path, and the second guide lamp is arranged between the two first guide lamps.
6. A vehicle fog driving guide device according to claim 5, wherein the sending module comprises:
the first sending unit is used for sending a first control command, and the first control command comprises a command for controlling the first guide lamp to be normally on and a command for controlling the second guide lamp to flicker;
a first obtaining unit, configured to obtain second data, where the second data includes a current speed of a first vehicle, a current visibility value of a road section where the vehicle travels, a longitudinal friction resistance coefficient and a sum of a rolling friction coefficient and a gradient between tires of a second vehicle and a road surface, and the first vehicle and the second vehicle are located on a same vehicle travel path and the first vehicle is located in front of the second vehicle;
and the calculating unit is used for calculating the safe running speed of the second vehicle based on the second data and sending first information to the second vehicle, wherein the first information comprises a command for reminding a driver of the second vehicle to control the speed within the safe running speed.
7. A vehicle fog driving guide device according to claim 5, wherein the sending module comprises:
the second acquisition unit is used for acquiring the current positions of a first vehicle and a second vehicle in real time, wherein the first vehicle and the second vehicle are positioned on the same vehicle running path, and the first vehicle is positioned in front of the second vehicle;
a determination unit configured to determine the number of the second guide lights between the first vehicle and the second vehicle according to a current position of the first vehicle and a current position of the second vehicle;
and the second sending unit is used for sending a second control command according to the number of the second guide lamps, wherein the second control command comprises a command for controlling the first guide lamp to be normally on and a command for controlling the display state of the second guide lamp.
8. A vehicle fog driving guide apparatus according to claim 7, wherein the second sending unit includes:
the first acquisition subunit is used for acquiring the position of the first vehicle in real time and sending a first sub-control command after the first vehicle passes through the first and second guide lamps; the first sub-control command comprises a command to control the first and second guide lights to be displayed in a first color, the first and second guide lights being one of the second guide lights nearest in front of the first vehicle;
and the first sending subunit is used for sending second information to the second vehicle, wherein the second information comprises a command for reminding a driver of the second vehicle to prohibit the driver from passing through the first and second guiding lamps.
9. A vehicle driving guide apparatus in a fog region of a vehicle, comprising:
a memory for storing a computer program;
a processor for implementing the steps of the vehicle fog driving guidance method according to any one of claims 1 to 4 when executing the computer program.
10. A readable storage medium, characterized by: the readable storage medium has stored thereon a computer program which, when being executed by a processor, carries out the steps of the vehicle fog driving guidance method according to any one of claims 1 to 4.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116504087A (en) * | 2023-03-17 | 2023-07-28 | 武汉东猿信息技术有限公司 | Highway low-visibility safe driving auxiliary method and device |
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