CN102616236A - Night-meeting safety control system - Google Patents
Night-meeting safety control system Download PDFInfo
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- CN102616236A CN102616236A CN2012101279323A CN201210127932A CN102616236A CN 102616236 A CN102616236 A CN 102616236A CN 2012101279323 A CN2012101279323 A CN 2012101279323A CN 201210127932 A CN201210127932 A CN 201210127932A CN 102616236 A CN102616236 A CN 102616236A
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Abstract
The invention discloses a night-meeting safety control system, and relates to an automobile driving safety control device. The system comprises a night-meeting safety detection device, a processing device and an execution device, wherein the detection device and the execution device are respectively connected with the processing device through circuits or buses; the detection device comprises a night-meeting switch, a light intensity sensor, a distance detection sensor, a steering wheel rotation angle sensor, an automobile speed sensor, an engine rotation speed sensor, a throttling valve position sensor, a lateral acceleration sensor and a transverse swing angle speed sensor; and after the detection device performs detection, a signal is transmitted to the processing device through the circuits; and after the signal is processed, the processing device transmits an instruction to the execution device through the buses, and the execution device performs corresponding execution, so that the rotation speed, the automobile speed, the direction and the like of an automobile are changed, and the automobile is in a safety trace. The potential traffic safety hazard caused by a reason that a driver cannot identify a meeting distance and a road surface condition during night-meeting can be effectively avoided.
Description
Technical field
The present invention relates to a kind of vehicle active safety control system, particularly a kind of vehicle at night dangerous nighttime meeting safety control system that in Vehicle during Crossing Event, bumps of avoiding.
Background technology
Recent statistics numeral according to Federal Statistics Office announces in causing all dead traffic accidents, all occurs in night more than 40%, although night travels down automobile quantity than lacking 80% daytime.Such result does not also allow the people surprised, and scientific research proves that in the information of the relevant traffic that chaufeur is obtained, 90% relies on the organs of vision, and reduces owing to visbility at night when driving, and the visual performance of eyes can be reduced to 4%.If do not close country beam when driving night to go relatively mutually, the high light stimulation that both sides' chaufeur is caused just is easy to cause traffic accident.To this technical matters, also some achievement in research at present, like anti-glare glasses, nearly distance light automatic control device etc., but these achievements in research can only locally solve dazzling problem, the traffic accident that in the night travel process, can not reduce significantly so cause.
Summary of the invention
The object of the invention provide a kind of can effectively avoid nighttime meeting the time chaufeur because of can't identification meeting following distance and condition of road surface cause the nighttime meeting safety control system of safety traffic hidden danger.
The present invention for realizing the technical scheme that above-mentioned purpose adopts is: a kind of nighttime meeting safety control system; This system comprises detecting device, processing equipment and executive device; Said detecting device comprises: the night travel switch that is used for control system work; Be used to detect the Illumination intensity sensor of irradiation chaufeur eye; The send a car pitch sensors of relative position of when being used to detect meeting and opposite is used to detect the dynamic engine speed sensor of vehicle, car speed sensor, throttle position sensor, lateral acceleration sensor, yaw-rate sensor, is used to detect the steering wheel angle sensor of steering wheel angle; Said processing equipment comprises: the nighttime meeting security system central processor that is used to send instruction; Be used to control the electrically controlled brake system ECU of the speed of a motor vehicle; Be used to control the power steering system ECU that turns to, be used to control the Engine ECU of driving engine executive device work; Said executive device comprises: the far and near light transfer relay of the far and near light that is used to automatically switch, be used to indicate the relay indicating light of system works, and be used to carry out the electronic power assist steering system of steering order, be used to carry out the brake actuator of speed of a motor vehicle instruction; Said nighttime meeting security system central processor is connected with Engine ECU, electrically controlled brake system ECU, power steering system ECU respectively through bus; Said night travel switch, Illumination intensity sensor, pitch sensors are connected with the input end of nighttime meeting security system central processor respectively; Said far and near light transfer relay, relay indicating light are connected with the mouth of nighttime meeting security system central processor respectively; Said engine speed sensor, car speed sensor, throttle position sensor are connected with the input end of Engine ECU respectively; Said lateral acceleration sensor, yaw-rate sensor, steering wheel angle sensor are connected with the input end of electrically controlled brake system ECU respectively; The mouth of electrically controlled brake system ECU is connected with the control end of brake actuator, and the mouth of said power steering system ECU is connected with the control end of electronic power assist steering system.
Wherein said Illumination intensity sensor is arranged on the Windshield in operator seat dead ahead, and the Illumination intensity sensor is provided with a plurality of, and a plurality of Illumination intensity sensor dispersed placement is on the Windshield in operator seat dead ahead.
Wherein said pitch sensors is arranged on the left and right sides of vehicle front.
Wherein said night travel switch is arranged on gauge panel one side in the operator's compartment.
Wherein said relay indicating light is arranged on the interior gauge panel of operator's compartment.
Because adopt said structure, the present invention's nighttime meeting safety control system has following beneficial effect:
1, in the time of effectively avoiding nighttime meeting chaufeur because of can't identification meeting following distance and condition of road surface cause safety traffic hidden danger
When night the switch of driving a vehicle be shown in an open position and receive the Der StandlichtScheinwerfer und Parkleuchtenschalter signal; Nighttime meeting security system central processor (following abbreviation " central process unit ") judgement is in the night travel pattern; Nighttime meeting safety control system of the present invention is activated; The Illumination intensity sensor detects the light intensity of injecting driver's eyes constantly; When light intensity reaches setting value; Central process unit is controlled the work of far and near light transfer relay, switches long-and-short distant light, and pitch sensors passes to central process unit with the signal that collects; Simultaneously; Engine speed sensor, car speed sensor, throttle position sensor pass to Engine ECU with the signal that collects, and lateral acceleration sensor, yaw-rate sensor, steering wheel angle sensor pass to electrically controlled brake system ECU with the signal that collects, and Engine ECU and electrically controlled brake system ECU give central process unit with data transmission again; Central process unit can be made judgement to the path of motion of vehicle; If there is safety problem in the path of motion of estimating, central process unit sends instruction for Engine ECU, electrically controlled brake system ECU, power steering system ECU, and Engine ECU, electrically controlled brake system ECU, power steering system ECU control rotating speed, the speed of a motor vehicle, the direction of driving engine executive device, brake actuator, electronic power assist steering system change vehicle more respectively afterwards; Vehicle is on the safe track goes, in the time of effectively avoiding nighttime meeting chaufeur because of can't identification meeting following distance and condition of road surface cause safety traffic hidden danger.
2, highly versatile
Adopt nighttime meeting safety control system of the present invention to need not to change former car circuit; At the automobile that disposes electrically controlled brake system ECU, power steering system ECU, electronic power assist steering system, brake actuator; Said apparatus can be shared with former car; Therefore can be used for the control of new car, also can be used for the used car transformation, be widely used.
Below in conjunction with accompanying drawing and embodiment nighttime meeting safety control system of the present invention is described further.
Description of drawings
Fig. 1 is a nighttime meeting safety control system structural representation of the present invention;
Fig. 2 is a nighttime meeting safety control system workflow diagram of the present invention.
The specific embodiment
As shown in Figure 1, nighttime meeting safety control system of the present invention, this system comprises detecting device 1, processing equipment 2 and executive device 3.
Said detecting device 1 comprises: the night travel switch that is used for control system work; Be used to detect the Illumination intensity sensor of irradiation chaufeur eye; The send a car pitch sensors of relative position of when being used to detect meeting and opposite; Be used to detect the dynamic engine speed sensor of vehicle, car speed sensor, throttle position sensor, lateral acceleration sensor, yaw-rate sensor, be used to detect the steering wheel angle sensor of steering wheel angle.Detecting device 1 also comprises Der StandlichtScheinwerfer und Parkleuchtenschalter certainly.The night travel switch is arranged on gauge panel one side in the operator's compartment, is convenient to the driver's operation place, is system works whether key element, and chaufeur can directly be controlled the work of nighttime meeting safety control system through this switch.The Illumination intensity sensor is mainly used in distinguishes the dazzling moment; The Illumination intensity sensor is arranged on the Windshield in operator seat dead ahead; Because the height of meeting vehicle is different, the not equal factor of the height of chaufeur, the Illumination intensity sensor is provided with a plurality of, and a plurality of Illumination intensity sensor dispersed placement is on the Windshield in operator seat dead ahead; Five Illumination intensity sensors are set in the present embodiment; And five Illumination intensity sensors evenly are arranged on the Windshield, and the Illumination intensity number of sensors also is not limited to five certainly, can suitably increase and decrease the quantity of Illumination intensity sensor according to different automobile types.Pitch sensors is arranged on the left and right sides of vehicle front.
Said processing equipment 2 comprises: the nighttime meeting security system central processor (following abbreviation " central process unit ") that is used to send instruction; Be used to control the electrically controlled brake system ECU of the speed of a motor vehicle; Be used to control the power steering system ECU that turns to; Be used to control the Engine ECU of driving engine executive device work, the driving engine executive device be driving engine and with the device of driving engine auxiliary work.ECU (Electronic Control Unit) is an electronic control unit.
Said executive device 3 comprises: the far and near light transfer relay of the far and near light that is used to automatically switch; Be used to indicate the relay indicating light of system works; Be used to carry out the electronic power assist steering system (comprising steer motor and accessory) of steering order, be used to carry out the brake actuator (comprising Oil pump electrical machinery and electromagnetic valve) of speed of a motor vehicle instruction.
Central process unit is connected with Engine ECU, electrically controlled brake system ECU, power steering system ECU respectively through bus, and central process unit carries out information transfer through bus and Engine ECU, electrically controlled brake system ECU, power steering system ECU.Night travel switch, Illumination intensity sensor, Der StandlichtScheinwerfer und Parkleuchtenschalter and pitch sensors are connected with the input end of central process unit through circuit or bus respectively.Far and near light transfer relay, relay indicating light are connected with the mouth of central process unit through circuit or bus respectively.The signal output interface of central process unit outer input interface and Der StandlichtScheinwerfer und Parkleuchtenschalter is connected; The signal of Der StandlichtScheinwerfer und Parkleuchtenschalter is used to judge whether to be in night travel; The output interface of another outer input interface of central process unit and former car supply unit is connected, and far and near light transfer relay output interface is connected with former car long-and-short distant light change-over switch through circuit.Said engine speed sensor, car speed sensor, throttle position sensor are connected with the input end of Engine ECU through circuit or bus respectively; Said lateral acceleration sensor, yaw-rate sensor, steering wheel angle sensor are connected with the input end of electrically controlled brake system ECU through circuit or bus respectively; The mouth of electrically controlled brake system ECU is connected with the control end of brake actuator through circuit or bus, and the mouth of said power steering system ECU is connected with the control end of electronic power assist steering system through circuit or bus.
Former car is if having electrically controlled brake system ECU, power steering system ECU, engine speed sensor, car speed sensor, throttle position sensor, lateral acceleration sensor, yaw-rate sensor, steering wheel angle sensor, electronic power assist steering system, brake actuator; Or have wherein arbitrary device, nighttime meeting safety control system of the present invention and a shared said apparatus of former car.
In use, nighttime meeting safety control system of the present invention is to link to each other with main car circuit, and intercoms mutually through bus with other control system.Its workflow is as shown in Figure 2, and this system opens when detecting the Der StandlichtScheinwerfer und Parkleuchtenschalter signal voluntarily, and system does not close voluntarily when detecting Der StandlichtScheinwerfer und Parkleuchtenschalter or chaufeur and be reluctant to use this system.When night the switch of driving a vehicle be shown in an open position and receive the Der StandlichtScheinwerfer und Parkleuchtenschalter signal, central process unit is in the night travel pattern with judgement, the nighttime meeting safety control system is activated; The Illumination intensity sensor detects the light intensity of injecting driver's eyes constantly; Constantly distinguish the dazzling moment; When intensity (opposite send a car headlight be radiated at the intensity on the Windshield) when reaching setting value (can pass through the software setting); Central process unit is controlled the work of far and near light transfer relay; Far and near light transfer relay is controlled the long-and-short distant light change-over switch and is switched long-and-short distant light; Pitch sensors passes to central process unit with the signal that collects; Simultaneously, engine speed sensor, car speed sensor, throttle position sensor pass to Engine ECU with the signal that collects, and lateral acceleration sensor, yaw-rate sensor, steering wheel angle sensor pass to electrically controlled brake system ECU with the signal that collects; Engine ECU and electrically controlled brake system ECU give central process unit with data transmission again; Central process unit can be made judgement to the path of motion of vehicle, if there is safety problem in the path of motion of estimating, (specifically judge and safety problem set all can be through the software setting) central process unit sends instruction to Engine ECU, electrically controlled brake system ECU, power steering system ECU; Engine ECU, electrically controlled brake system ECU, power steering system ECU control driving engine executive device, brake actuator, electronic power assist steering system more respectively afterwards; Engine ECU will be sent instruction adjustment time of ignition, throttle opening, fuel charge in order to the control engine torque, and electrically controlled brake system ECU will send instruction with the control speed of a motor vehicle to electromagnetic valve and Oil pump electrical machinery, and power steering system ECU will send the sense of motion of instruction with control vehicle to steer motor.To change rotating speed, the speed of a motor vehicle, the direction of vehicle, vehicle is on the safe track goes, chaufeur is because of can't identification meeting following distance and condition of road surface initiation safety traffic hidden danger in the time of effectively avoiding nighttime meeting.Relay indicating light is in blink states when revising track of vehicle.
Nighttime meeting safety control system of the present invention must be based upon on brake electric control system (the minimum ABS of the joining) basis, preferably also possesses the electronic power assist steering system, as not possessing, also can only install the electronic power assist steering device additional and replace the electronic power assist steering system.
Claims (5)
1. a nighttime meeting safety control system is characterized in that, this system comprises detecting device, processing equipment and executive device,
Said detecting device comprises: the night travel switch that is used for control system work; Be used to detect the Illumination intensity sensor of irradiation chaufeur eye; The send a car pitch sensors of relative position of when being used to detect meeting and opposite; Be used to detect the dynamic engine speed sensor of vehicle, car speed sensor, throttle position sensor, lateral acceleration sensor, yaw-rate sensor, be used to detect the steering wheel angle sensor of steering wheel angle;
Said processing equipment comprises: the nighttime meeting security system central processor that is used to send instruction; Be used to control the electrically controlled brake system ECU of the speed of a motor vehicle; Be used to control the power steering system ECU that turns to, be used to control the Engine ECU of driving engine executive device work;
Said executive device comprises: the far and near light transfer relay of the far and near light that is used to automatically switch, be used to indicate the relay indicating light of system works, and be used to carry out the electronic power assist steering system of steering order, be used to carry out the brake actuator of speed of a motor vehicle instruction;
Said nighttime meeting security system central processor is connected with Engine ECU, electrically controlled brake system ECU, power steering system ECU respectively through bus; Said night travel switch, Illumination intensity sensor, pitch sensors are connected with the input end of nighttime meeting security system central processor respectively; Said far and near light transfer relay, relay indicating light are connected with the mouth of nighttime meeting security system central processor respectively; Said engine speed sensor, car speed sensor, throttle position sensor are connected with the input end of Engine ECU respectively; Said lateral acceleration sensor, yaw-rate sensor, steering wheel angle sensor are connected with the input end of electrically controlled brake system ECU respectively; The mouth of electrically controlled brake system ECU is connected with the control end of brake actuator, and the mouth of said power steering system ECU is connected with the control end of electronic power assist steering system.
2. nighttime meeting safety control system as claimed in claim 1; It is characterized in that; Said Illumination intensity sensor is arranged on the Windshield in operator seat dead ahead; The Illumination intensity sensor is provided with a plurality of, and a plurality of Illumination intensity sensor dispersed placement is on the Windshield in operator seat dead ahead.
3. nighttime meeting safety control system as claimed in claim 1 is characterized in that said pitch sensors is arranged on the left and right sides of vehicle front.
4. nighttime meeting safety control system as claimed in claim 1 is characterized in that, said night travel switch is arranged on gauge panel one side in the operator's compartment.
5. nighttime meeting safety control system as claimed in claim 1 is characterized in that, said relay indicating light is arranged on the interior gauge panel of operator's compartment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201210127932.3A CN102616236B (en) | 2012-04-27 | 2012-04-27 | Night-meeting safety control system |
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| CN201210127932.3A CN102616236B (en) | 2012-04-27 | 2012-04-27 | Night-meeting safety control system |
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| CN102616236A true CN102616236A (en) | 2012-08-01 |
| CN102616236B CN102616236B (en) | 2015-05-27 |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103029665A (en) * | 2012-09-04 | 2013-04-10 | 浙江吉利汽车研究院有限公司杭州分公司 | Control system and control method for actively avoiding side collision of automobile |
| CN103192759A (en) * | 2013-04-22 | 2013-07-10 | 长安大学 | System and method for controlling planar array LED vehicle lamp for vehicle meeting at night |
| CN103661390A (en) * | 2012-09-07 | 2014-03-26 | 福特环球技术公司 | Utilization of vehicle presence systems for powertrain response readiness and conserving energy |
| CN107599956A (en) * | 2017-07-29 | 2018-01-19 | 湖南文理学院 | One kind meets at night safety control system |
| CN110264763A (en) * | 2019-07-12 | 2019-09-20 | 安徽工业大学 | Early warning system and method between a kind of strange car owner of short distance |
| CN112248947A (en) * | 2020-10-12 | 2021-01-22 | 安徽富煌科技股份有限公司 | Vehicle-mounted device for safe driving assistance |
| CN112550274A (en) * | 2019-09-26 | 2021-03-26 | 上海汽车集团股份有限公司 | Safety corner calculation method and device, electronic equipment and storage medium |
| CN112693453A (en) * | 2021-01-04 | 2021-04-23 | 广州小鹏自动驾驶科技有限公司 | Vehicle avoiding method and device |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103029665A (en) * | 2012-09-04 | 2013-04-10 | 浙江吉利汽车研究院有限公司杭州分公司 | Control system and control method for actively avoiding side collision of automobile |
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| CN103192759B (en) * | 2013-04-22 | 2016-02-03 | 长安大学 | A kind of face matrix LED car lamp control system of nighttime meeting and control method thereof |
| CN107599956A (en) * | 2017-07-29 | 2018-01-19 | 湖南文理学院 | One kind meets at night safety control system |
| CN110264763A (en) * | 2019-07-12 | 2019-09-20 | 安徽工业大学 | Early warning system and method between a kind of strange car owner of short distance |
| CN112550274A (en) * | 2019-09-26 | 2021-03-26 | 上海汽车集团股份有限公司 | Safety corner calculation method and device, electronic equipment and storage medium |
| CN112248947A (en) * | 2020-10-12 | 2021-01-22 | 安徽富煌科技股份有限公司 | Vehicle-mounted device for safe driving assistance |
| CN112693453A (en) * | 2021-01-04 | 2021-04-23 | 广州小鹏自动驾驶科技有限公司 | Vehicle avoiding method and device |
| WO2022143994A1 (en) * | 2021-01-04 | 2022-07-07 | 广州小鹏自动驾驶科技有限公司 | Vehicle avoidance method and apparatus |
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Application publication date: 20120801 Assignee: Liuzhou Keruite Intelligent Equipment Co.,Ltd. Assignor: LIUZHOU VOCATIONAL & TECHNICAL College Contract record no.: X2023980053397 Denomination of invention: Night meeting safety control system Granted publication date: 20150527 License type: Common License Record date: 20231225 |