CN112644371A - Automatic danger alarm lamp control method - Google Patents
Automatic danger alarm lamp control method Download PDFInfo
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- CN112644371A CN112644371A CN202011548668.1A CN202011548668A CN112644371A CN 112644371 A CN112644371 A CN 112644371A CN 202011548668 A CN202011548668 A CN 202011548668A CN 112644371 A CN112644371 A CN 112644371A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
- B60Q1/26—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic
- B60Q1/50—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating other intentions or conditions, e.g. request for waiting or overtaking
- B60Q1/52—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating other intentions or conditions, e.g. request for waiting or overtaking for indicating emergencies
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
- B60Q1/26—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic
- B60Q1/50—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating other intentions or conditions, e.g. request for waiting or overtaking
- B60Q1/525—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating other intentions or conditions, e.g. request for waiting or overtaking automatically indicating risk of collision between vehicles in traffic or with pedestrians, e.g. after risk assessment using the vehicle sensor data
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
- H05B47/105—Controlling the light source in response to determined parameters
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
- H05B47/105—Controlling the light source in response to determined parameters
- H05B47/115—Controlling the light source in response to determined parameters by determining the presence or movement of objects or living beings
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
- H05B47/105—Controlling the light source in response to determined parameters
- H05B47/115—Controlling the light source in response to determined parameters by determining the presence or movement of objects or living beings
- H05B47/125—Controlling the light source in response to determined parameters by determining the presence or movement of objects or living beings by using cameras
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
Abstract
The invention relates to the technical field of automobile control methods, in particular to a control method of an automatic danger alarm lamp. Acquiring the running state of the vehicle, and selecting whether to automatically turn on a danger alarm lamp outside the vehicle according to the parking position of the vehicle when the vehicle is static; when the vehicle runs, the running state of the vehicle is acquired, and whether a danger alarm lamp outside the vehicle is automatically turned on or not is selected according to the running state of the vehicle. The control method of the danger warning lamp is simple, covers various states of the vehicle in the running process, improves the safety of the vehicle in the running process, avoids the problem that a driver forgets to turn on the danger warning lamp to cause a collision accident and the problem that the driver does not find out the abnormality of the front vehicle in time due to inattention caused by long-time driving, and has great popularization value.
Description
Technical Field
The invention relates to the technical field of automobile control methods, in particular to a control method of an automatic danger alarm lamp.
Background
When working conditions such as failure, emergency braking or abnormal parking on a traffic road occur to a running vehicle, a driver should actively operate a danger alarm lamp switch to turn on a danger alarm lamp. However, the danger alarm lamp is not turned on due to injury of the driver caused by negligence of the driver or traffic accidents, pedestrians and passing vehicles cannot be reminded in time, and the risk of causing traffic accidents exists. And when the vehicle stops in a lane due to a fault, and a driver forgets to place a danger sign plate behind the vehicle after turning on a danger alarm lamp, the rear vehicle is not braked timely, and a traffic accident is caused again.
The chinese invention patent with patent number CN110549935A entitled "a novel control device and control method for a hydrogen energy vehicle hazard warning lamp" discloses a control method for a hazard warning lamp, which is mainly used for the automatic turning-on function of the hazard warning lamp in severe weather (rainy days or foggy days) to avoid forgetting to turn on the hazard warning lamp when driving in severe weather, and the actual control strategy is to judge whether to turn on the hazard warning lamp automatically by collecting the rainfall and visibility of the surrounding environment of the vehicle, and the control method is really practical in rainy days with low visibility, but in the actual driving process, not only the rainy days with low visibility needs the automatic control of the hazard warning lamp, but also the hazard warning lamp needs to be automatically controlled in some other scenes, so as to improve the driving safety, for example, when the vehicle stops in a lane, the driver forgets to turn on the hazard lamps, which is very likely to cause a traffic accident. It is known that the disclosed technology considers a relatively broad driving situation and does not consider various dangerous situations that may occur during the driving of the automobile, so that the application range of the control method of the hazard warning lamp is extremely narrow, and the popularization and the use in a large range are difficult.
Disclosure of Invention
The present invention is to provide an automatic danger warning lamp control method to solve the above-mentioned shortcomings of the background art.
The technical scheme of the invention is as follows: an automatic danger alarm lamp control method is characterized in that: acquiring the running state of the vehicle, and selecting whether to automatically turn on a danger alarm lamp outside the vehicle according to the parking position of the vehicle when the vehicle is static; when the vehicle runs, the running state of the vehicle is acquired, and whether a danger alarm lamp outside the vehicle is automatically turned on or not is selected according to the running state of the vehicle.
Further when the vehicle is in a static state, judging the parking position of the vehicle through cameras in front of and behind the vehicle body, if the vehicle is positioned in a normal parking space, judging that the vehicle is in a normal parking mode, and not starting a danger alarm lamp; if the vehicle is located in the abnormal parking space, the vehicle is judged to be in the parking warning mode, and the danger alarm lamp is automatically turned on.
Further, the normal parking mode is set to be a non-alarm level, and the parking alarm mode is set to be a general alarm level; the non-alarm grade is set to be that a danger alarm lamp and a danger alarm indicator lamp of a vehicle internal combination instrument are both in a closed state; and the general alarm grade is set to be that a danger alarm lamp and a danger alarm indicator lamp of a vehicle internal combination instrument flash according to the frequency of 1 Hz.
And further judging that the vehicle is in a parking warning mode if the vehicle is in an abnormal parking space and the stopping time exceeds the set parking time.
Further, when the vehicle runs, the fault state of the vehicle is acquired, if the vehicle has a fault, the vehicle is judged to be in a fault running mode, and then a danger alarm lamp is automatically turned on; and if the vehicle has no fault, acquiring the running state of the vehicle.
Further acquiring the running state of the vehicle, acquiring the running speed, the acceleration and the visibility of the surrounding environment of the vehicle, judging that the vehicle is in an emergency braking mode if the speed of the vehicle exceeds a set speed and the acceleration is less than the set acceleration, and automatically turning on a danger alarm lamp;
if the vehicle speed is less than the set vehicle speed and the visibility of the surrounding environment of the vehicle is less than the set visibility, judging that the vehicle is in a low visibility driving mode, and automatically turning on a danger alarm lamp;
if the vehicle speed exceeds the set vehicle speed, the acceleration exceeds the set acceleration and the visibility of the surrounding environment of the vehicle is less than the set visibility, the vehicle is judged to be in a low visibility driving mode, and a danger alarm lamp is automatically turned on;
if the vehicle speed is less than the set vehicle speed and the visibility of the surrounding environment of the vehicle is not less than the set visibility, judging that the vehicle is in a normal driving mode, and not starting a danger alarm lamp;
and if the vehicle speed exceeds the set vehicle speed, the acceleration exceeds the set acceleration and the visibility of the surrounding environment of the vehicle is not less than the set visibility, judging that the vehicle is in a normal driving mode and not starting a danger alarm lamp.
Further, the normal driving mode is set to be a non-alarm level, the low-visibility driving mode is set to be a general alarm level, and the fault driving mode and the emergency braking mode are set to be a serious alarm level; the non-alarm grade is set to be that a danger alarm lamp and a danger alarm indicator lamp of a vehicle internal combination instrument are both in a closed state; the general alarm grade is set as that a danger alarm lamp and a danger alarm indicator lamp of a vehicle internal combination instrument flash according to the frequency of 1 Hz; and the serious alarm grade is set to be that a danger alarm lamp and a danger alarm indicator lamp of a vehicle internal combination instrument flicker according to the frequency of 2 Hz.
Further when the danger alarm lamp of vehicle starts, the signal emission module of activation vehicle, the vehicle passes through signal emission module and sends the warning signal to other vehicles around, and the signal reception module of other vehicles sends the warning to the driver of own car automatically after gathering the warning signal.
The further vehicle passes through signal emission module and sends warning signal to other vehicles behind the vehicle, and the signal reception module of other vehicles gathers the warning signal that comes from the place ahead.
The warning signal is an electromagnetic wave encrypted signal.
The invention has the advantages that: 1. the control of the danger alarm lamp takes various states of the vehicle into consideration, and pertinently deals with various conditions when the vehicle runs or stops, so that the problem that when the vehicle has problems, a driver forgets to turn on the danger alarm lamp to cause traffic accidents is avoided, and the running safety of the vehicle is improved;
2. the invention fully considers various conditions during parking, controls the danger alarm lamps in different modes aiming at normal parking and abnormal parking, not only improves the safety of the vehicle during abnormal parking, but also can avoid the mistaken starting of the danger alarm lamp during normal parking;
3. according to the invention, the parking state of the vehicle is divided into two parking states, each state corresponds to different alarm levels, and each alarm level controls the danger alarm lamp in different modes, so that the pertinence is better, and misoperation is avoided on the premise of ensuring the safety;
4. according to the invention, when the vehicle is in the abnormal parking space, a delay time is set, so that the self-starting of the danger alarm lamp is avoided when the vehicle is temporarily stopped in the abnormal parking space;
5. the invention judges the state of the vehicle in the running process, and divides the state into the fault condition and the fault-free condition, and applies different control strategies of the danger alarm lamp aiming at each condition, thereby greatly improving the control scope of the self-starting of the danger alarm lamp and improving the running safety of the vehicle;
6. the invention divides the state of the vehicle in the driving process into three modes, covers various conditions of the vehicle driving, controls the danger alarm lamp according to the conditions, improves the safety of the vehicle in the driving process, and avoids the occurrence of collision accidents caused by that a driver forgets to turn on the danger alarm lamp due to the occurrence of problems in the driving process;
7. the driving mode in the driving process of the vehicle is divided into different alarm levels, each different alarm level corresponds to different control modes of the dangerous alarm lamp, namely the alarm levels are divided according to the emergency situation in the driving condition of the vehicle, and different alarm levels generate different warning effects;
8. the invention not only considers the passive prompt of automatically starting the danger alarm lamp, but also actively prompts other vehicles by the alarm signal generated by the signal generating module, thus being capable of prompting other vehicles in advance and avoiding collision accidents;
9. the warning signal of the invention mainly reminds the coming vehicle behind, because the collision accident is mainly that the vehicle behind does not find the vehicle ahead in time and the collision occurs, the warning signal is transmitted to the rear of the vehicle, which can avoid the problem that the vehicle is shielded by other vehicles in the middle in the manner of alarming by a danger alarm lamp, and is convenient for other vehicles behind to acquire the warning signal, thereby avoiding the chain collision of the vehicle;
10. the electromagnetic wave warning signal is an electromagnetic wave encrypted signal, and can be identified only after being decoded in the signal receiving module, so that abnormal alarm after other vehicles receive the signal can be avoided.
The control method of the danger warning lamp is simple, covers various states of the vehicle in the running process, improves the safety of the vehicle in the running process, avoids the problem that a driver forgets to turn on the danger warning lamp to cause a collision accident, and avoids the problem that the driver does not find out the abnormality of the front vehicle in time due to inattention caused by long-time driving, and has great popularization value.
Drawings
FIG. 1: the invention discloses a control method schematic diagram of a danger alarm lamp.
Detailed Description
Reference will now be made in detail to the embodiments of the present invention, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
The invention is described in further detail below with reference to the figures and the specific embodiments.
Referring to fig. 1, the method for controlling a hazard warning lamp according to the present embodiment considers various states of the vehicle during operation, and determines the operation state of the vehicle through a module integrated with the vehicle, where the module integrated with the vehicle according to the present embodiment includes: the vehicle safety warning system comprises an engine management system EMS, a transmission control unit TCU, a vehicle body stabilizing system ESC, an electric power steering system EPS, a GPS positioning system, 4 cameras, a danger warning lamp switch, a vehicle body controller BCM and a combination instrument danger warning indicator lamp. The 4 cameras are respectively arranged on the front side and the rear side of the vehicle, the front two cameras and the rear two cameras and are used for judging the parking position of the vehicle and the visibility around the vehicle.
When the vehicle is in a static state, the parking position of the vehicle is acquired through the front camera and the rear camera of the vehicle, whether the parking position of the vehicle is a normal parking space is judged by acquiring a parking line or a surrounding parking sign of the parking position of the vehicle, and if the vehicle is positioned in the normal parking space (namely, obvious parking lines or/and parking signs are arranged around the parking position of the vehicle and are parking-allowed positions), the vehicle is judged to be in a normal parking mode; if the vehicle is located in an abnormal parking space (namely, no parking line or parking sign exists around the parking position of the vehicle, and the parking position is not allowed), and the stopping time exceeds the set parking time, the set parking time is 5min (misjudgment caused by short stay is avoided), the vehicle is judged to be in a parking warning mode, and the danger warning lamp is automatically turned on. The normal parking space of the present embodiment refers to a parking space prescribed by the traffic law.
When the parking warning mode is used for parking on running road sections such as an expressway, if a driver fails to start a danger warning in time due to negligence or traffic accidents, the danger warning lamp can be automatically started to warn pedestrians and passing vehicles.
When the vehicle is in a moving state, whether the vehicle has a fault is judged firstly, whether the vehicle has the fault is judged by monitoring an engine management system EMS, a gearbox control unit TCU, a vehicle body stabilizing system ESC, an electric power steering system EPS and the like, and if the vehicle is monitored to have the fault, the vehicle is judged to be in a fault driving mode.
And if the vehicle does not monitor the fault, acquiring the speed and the acceleration of the vehicle, and judging the current running state of the vehicle according to the speed and the acceleration. If the vehicle speed exceeds the set vehicle speed (the set vehicle speed of the embodiment is 50km/h) and the acceleration is less than the set acceleration (the set acceleration of the embodiment is-4 m/s)2) Judging that the vehicle is in an emergency braking mode; if the vehicle speed is less than the set vehicle speed and the visibility of the surrounding environment of the vehicle is less than the set visibility (the set visibility in the embodiment is 100m), judging that the vehicle is in a low visibility running mode, and if the vehicle speed exceeds the set vehicle speed, the acceleration exceeds the set acceleration and the visibility of the surrounding environment of the vehicle is less than the set visibility, judging that the vehicle is also in the low visibility running mode; if the vehicle speed is less than the set vehicle speed and the visibility of the surrounding environment of the vehicle is not less than the set visibility, the vehicle is judged to be in a normal driving mode, if the vehicle speed exceeds the set vehicle speed, the acceleration exceeds the set acceleration and the visibility of the surrounding environment of the vehicle is not less than the set visibility, the vehicle is judged to be in a normal driving modeVehicle mode.
In the embodiment, a normal parking mode and a normal driving mode are set as non-alarm levels, a low-visibility driving mode and a parking warning mode are set as general alarm levels, and a fault driving mode and an emergency braking mode are set as serious alarm levels; the non-alarm grade is set to be that a danger alarm lamp and a danger alarm indicator lamp of a vehicle internal combination instrument are both in a closed state; the general alarm grade is set as that a danger alarm lamp and a danger alarm indicator lamp of a vehicle internal combination instrument flash according to the frequency of 1 Hz; and the serious alarm grade is set to be that a danger alarm lamp and a danger alarm indicator lamp of a vehicle internal combination instrument flicker according to the frequency of 2 Hz. Different warning grades adopt different warning modes, adopt the prompt signal of different modes according to dangerous emergency, and are more obvious, the convenient warning to the rear vehicle.
The dangerous alarm lamp is used for carrying out classified alarm on different working conditions, the alarm levels of the fault driving mode and the emergency braking mode are designed into serious alarm levels, the flashing frequency is improved, the dangerous alarm lamp is different from other working conditions, the passing vehicles can be effectively warned to avoid or keep a large vehicle distance, and traffic accidents are avoided.
The above conditions are performed when a switch for controlling the hazard lamps inside the vehicle is turned off, that is, the driver in the vehicle does not turn on the hazard lamps, and the vehicle controls the hazard lamps through the above conditions. The embodiment uses the danger warning lamp switch as the judgment condition of the control mode, does not increase an additional switch, and reduces the cost of the vehicle. Meanwhile, the priority of the manual control mode in the technical scheme is higher than that of the automatic control mode, and the intention of a driver is preferentially ensured. A
Except that providing the early warning to the rear vehicle through the danger warning lamp, this embodiment still carries out the early warning through initiatively sending electromagnetic wave warning signal to other vehicles, and when the danger warning lamp of vehicle started promptly, the signal emission module of activation vehicle sent electromagnetic wave warning signal to the other vehicles in vehicle rear, and the signal reception module of other vehicles gathers the warning signal who comes from the place ahead. In order to avoid abnormal alarm of other vehicles, the electromagnetic wave warning signal is encrypted, the warning signal needs to be decoded after the other vehicles acquire the warning signal to acquire specific information of the warning signal, and then the other vehicles send an early warning prompt of 'abnormal vehicle in front, please slow down and pay attention to safety' to a driver of the vehicle.
The sending of warning signal can be when the driver is long-time, when driving for a long distance, there may be the eye flower or the latent risk of inattentive or fatigue driving, thereby when failing in time to discover that the danger warning lamp of preceding car lights or the danger warning lamp of preceding car is sheltered from by other vehicles that travel, but the state of the vehicle of this embodiment automated inspection place ahead within a certain range (this embodiment sets for 100m within ranges), and in time remind the driver to slow down slowly and keep the vehicle distance with pronunciation warning mode effectively, prevent the emergence of traffic accident, improve the security of driving a vehicle.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. An automatic danger alarm lamp control method is characterized in that: acquiring the running state of the vehicle, and selecting whether to automatically turn on a danger alarm lamp outside the vehicle according to the parking position of the vehicle when the vehicle is static; when the vehicle runs, the running state of the vehicle is acquired, and whether a danger alarm lamp outside the vehicle is automatically turned on or not is selected according to the running state of the vehicle.
2. The method of claim 1, wherein the method further comprises: when the vehicle is in a static state, judging the parking position of the vehicle through cameras in front of and behind the vehicle body, and if the vehicle is positioned in a normal parking space, judging that the vehicle is in a normal parking mode without turning on a danger alarm lamp; if the vehicle is located in the abnormal parking space, the vehicle is judged to be in the parking warning mode, and the danger alarm lamp is automatically turned on.
3. The method of claim 2, wherein the method further comprises: the normal parking mode is set as a non-alarm level, and the parking alarm mode is set as a general alarm level; the non-alarm grade is set to be that a danger alarm lamp and a danger alarm indicator lamp of a vehicle internal combination instrument are both in a closed state; and the general alarm grade is set to be that a danger alarm lamp and a danger alarm indicator lamp of a vehicle internal combination instrument flash according to the frequency of 1 Hz.
4. The method of claim 2 or 3, wherein the method further comprises: and if the vehicle is in the abnormal parking space and the stopping time exceeds the set stopping time, judging that the vehicle is in the parking warning mode.
5. The method of claim 1, wherein the method further comprises: when the vehicle is in a running state, acquiring a fault state of the vehicle, and if the vehicle has a fault, judging that the vehicle is in a fault running mode, and automatically starting a danger alarm lamp; and if the vehicle has no fault, acquiring the running state of the vehicle.
6. The method of claim 5, wherein the method further comprises: acquiring the running state of a vehicle, acquiring the running speed, the acceleration and the visibility of the surrounding environment of the vehicle, judging that the vehicle is in an emergency braking mode if the speed of the vehicle exceeds a set speed and the acceleration is less than the set acceleration, and automatically turning on a danger alarm lamp;
if the vehicle speed is less than the set vehicle speed and the visibility of the surrounding environment of the vehicle is less than the set visibility, judging that the vehicle is in a low visibility driving mode, and automatically turning on a danger alarm lamp;
if the vehicle speed exceeds the set vehicle speed, the acceleration exceeds the set acceleration and the visibility of the surrounding environment of the vehicle is less than the set visibility, the vehicle is judged to be in a low visibility driving mode, and a danger alarm lamp is automatically turned on;
if the vehicle speed is less than the set vehicle speed and the visibility of the surrounding environment of the vehicle is not less than the set visibility, judging that the vehicle is in a normal driving mode, and not starting a danger alarm lamp;
and if the vehicle speed exceeds the set vehicle speed, the acceleration exceeds the set acceleration and the visibility of the surrounding environment of the vehicle is not less than the set visibility, judging that the vehicle is in a normal driving mode and not starting a danger alarm lamp.
7. The method of claim 6, wherein the method further comprises: the normal driving mode is set to be a non-alarm level, the low-visibility driving mode is set to be a general alarm level, and the fault driving mode and the emergency braking mode are set to be a serious alarm level; the non-alarm grade is set to be that a danger alarm lamp and a danger alarm indicator lamp of a vehicle internal combination instrument are both in a closed state; the general alarm grade is set as that a danger alarm lamp and a danger alarm indicator lamp of a vehicle internal combination instrument flash according to the frequency of 1 Hz; and the serious alarm grade is set to be that a danger alarm lamp and a danger alarm indicator lamp of a vehicle internal combination instrument flicker according to the frequency of 2 Hz.
8. The method of claim 1, wherein the method further comprises: when the danger alarm lamp of the vehicle is started, the signal transmitting module of the vehicle is activated, the vehicle sends a warning signal to other surrounding vehicles through the signal transmitting module, and the signal receiving modules of the other vehicles automatically send a warning to the driver of the vehicle after acquiring the warning signal.
9. The method of claim 8, wherein the method further comprises: the vehicle passes through signal emission module and sends warning signal to the other vehicles in vehicle rear, and the signal reception module of other vehicles gathers the warning signal that comes from the place ahead.
10. The method of claim 8 or 9, wherein the method further comprises: the warning signal is an electromagnetic wave encryption signal.
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| CN202011548668.1A CN112644371A (en) | 2020-12-24 | 2020-12-24 | Automatic danger alarm lamp control method |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113525297A (en) * | 2021-08-13 | 2021-10-22 | 东风汽车集团股份有限公司 | Method for prompting that key is not in vehicle power-on process |
| CN114454812A (en) * | 2022-01-07 | 2022-05-10 | 岚图汽车科技有限公司 | A vehicle hazard warning light control method, device and vehicle |
| CN115762235A (en) * | 2022-12-12 | 2023-03-07 | 西藏宁算科技集团有限公司 | A method, device, system, and medium for controlling flashlights of automobile and vehicle danger alarms |
| US11760258B1 (en) * | 2020-05-13 | 2023-09-19 | William S. Lerner | Indicators to identify status and safety of vehicles |
| US12227103B1 (en) * | 2020-05-13 | 2025-02-18 | William S. Lerner | Energy supply status indication for a vehicle |
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| CN102826065A (en) * | 2012-09-12 | 2012-12-19 | 浙江吉利汽车研究院有限公司杭州分公司 | Intelligent safety protection system for automobile |
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| US12227103B1 (en) * | 2020-05-13 | 2025-02-18 | William S. Lerner | Energy supply status indication for a vehicle |
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| CN113525297B (en) * | 2021-08-13 | 2022-04-15 | 东风汽车集团股份有限公司 | Method for prompting that key is not in vehicle power-on process |
| CN114454812A (en) * | 2022-01-07 | 2022-05-10 | 岚图汽车科技有限公司 | A vehicle hazard warning light control method, device and vehicle |
| CN115762235A (en) * | 2022-12-12 | 2023-03-07 | 西藏宁算科技集团有限公司 | A method, device, system, and medium for controlling flashlights of automobile and vehicle danger alarms |
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Application publication date: 20210413 |