CN105667312B - A kind of intelligent drunk driving prevention and control system based on vehicle - Google Patents

A kind of intelligent drunk driving prevention and control system based on vehicle Download PDF

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Publication number
CN105667312B
CN105667312B CN201610235703.1A CN201610235703A CN105667312B CN 105667312 B CN105667312 B CN 105667312B CN 201610235703 A CN201610235703 A CN 201610235703A CN 105667312 B CN105667312 B CN 105667312B
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China
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drunk
driver
control
steering wheel
module
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CN201610235703.1A
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Chinese (zh)
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CN105667312A (en
Inventor
郑宏宇
赵明新
宗长富
何磊
陈国迎
赵伟强
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吉林大学
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Priority to CN201610235703.1A priority Critical patent/CN105667312B/en
Publication of CN105667312A publication Critical patent/CN105667312A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60KARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K28/00Safety devices for propulsion-unit control, specially adapted for, or arranged in, vehicles, e.g. preventing fuel supply or ignition in the event of potentially dangerous conditions
    • B60K28/02Safety devices for propulsion-unit control, specially adapted for, or arranged in, vehicles, e.g. preventing fuel supply or ignition in the event of potentially dangerous conditions responsive to conditions relating to the driver
    • B60K28/06Safety devices for propulsion-unit control, specially adapted for, or arranged in, vehicles, e.g. preventing fuel supply or ignition in the event of potentially dangerous conditions responsive to conditions relating to the driver responsive to incapacity of driver
    • B60K28/063Safety devices for propulsion-unit control, specially adapted for, or arranged in, vehicles, e.g. preventing fuel supply or ignition in the event of potentially dangerous conditions responsive to conditions relating to the driver responsive to incapacity of driver preventing starting of vehicles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60KARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K31/00Vehicle fittings, acting on a single sub-unit only, for automatically controlling vehicle speed, i.e. preventing speed from exceeding an arbitrarily established velocity or maintaining speed at a particular velocity, as selected by the vehicle operator
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60QARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q9/00Arrangements or adaptations of signal devices not provided for in one of the preceding main groups, e.g. haptic signalling
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R16/00Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
    • B60R16/02Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
    • B60R16/023Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for transmission of signals between vehicle parts or subsystems
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R22/00Safety belts or body harnesses in vehicles
    • B60R22/48Control systems, alarms, or interlock systems, for the correct application of the belt or harness
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60RVEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R22/00Safety belts or body harnesses in vehicles
    • B60R22/48Control systems, alarms, or interlock systems, for the correct application of the belt or harness
    • B60R2022/4866Displaying or indicating arrangements thereof

Abstract

The intelligent drunk driving prevention and control system that the invention discloses a kind of based on vehicle, including sensing layer, decision-making level and execution level.Wherein, sensing layer includes alcohol detection sensor, steering wheel angle sensor and torque sensor;Decision-making level is mainly including unit ECU in order to control;Execution level includes engine management system (EMS), indicating lamp module, voice cue module, GPS positioning module, drunk supplementary module.Wherein, the alcohol detection sensor of sensing layer uses two kinds of sensors of skin-contacting and expiration formula, both comprehensive test data that the accuracy of Alcohol mental disorders in driver's body can be improved;And steering wheel angle and torque sensor are then shared with electric power steering (EPS) system.Drunk driving prevention and control system is started using touch control manner, driver's " cheating " can be effectively prevent, efficiently and effectively the generation of pre- drunk-driving prevention.Drunk supplementary module terminal is equipped with keyboard, and drunk drivers can selectively send help signal according to own actual situation.

Description

A kind of intelligent drunk driving prevention and control system based on vehicle
Technical field:
The invention belongs to field of automotive active safety, specifically propose a kind of intelligent drunk driving prevention and control based on vehicle System, it is intended to which pre- drunk-driving prevention reduces the accident rate caused by drunk driving.
Background technology:
As the fast development of economic society and car ownership dramatically increase, automobile is bringing great convenience Meanwhile also increasing the pressure of road traffic.Wherein, the road traffic accident to take place frequently causes serious economic loss and a large amount of Casualties.According to statistics, a big chunk traffic accident is caused by being driven when intoxicated by driver.Medical research proves, wine Influence of the essence to driver is mainly reflected in the following aspects:Alcohol can influence the ability that driver correctly judges distance;Wine Essence can influence the attention, the coordination ability and respond of driver, and to control brake well, alcohol can also in addition The analysis ability for reducing driver, the judgement to make mistake so as to cause work;At the same time, pleasant feeling smug after drinking, also very It is easy that driver is made to overestimate one's own abilities.
In face of the great lives and properties risk brought of driving when intoxicated, it is necessary to prevent trouble before it happens, inhibit even from source Prevent drunk driving.In order to realize this purpose, some automobile vendors and scientific research personnel have carried out active and effective research.Wherein, it needs What is particularly pointed out is exactly the rapid popularization and application with advanced technologies such as car networkings and national gradually weighing to intelligent automobile Depending on such as《Made in China 2025》Promulgation, the condition provided convenience for application of the drunk driving prevention and control system on real vehicle.Existing rank Section, prevention and control drunk driving practices well is exactly onboard to load alcohol testing device, if detecting that alcohol concentration is low in driver's body In given threshold, then allow normal driving, conversely, when detecting that alcohol concentration is more than given threshold in driver's body, then prohibits Only engine start participates in road traffic system to effectively prevent drinking drive person, and then can greatly reduce drunk driving Caused traffic accident.
Currently, although the control system of some pre- drunk-driving preventions realizes drunk driving prophylactic function, but asked there is also the following Topic:1) alcohol sensor for using expiration formula type cannot evade interior other and drink personnel to the shadow of detection device well It rings, to cause the inaccurate normally travel that can even influence automobile of alcohol detection;2) it cannot effectively prevent driver from " making Disadvantage " behavior allows and does not drink personnel instead of drinking drive person's progress alcohol detection, to get by under false pretences, and then buries great drive Sail security risk;3) detecting that driver drinks, after especially drunk, though forbid engine start to make vehicle that can not travel, But due to there is no follow-up service measure, even if achieving the purpose that pre- drunk-driving prevention, but the discontented of user is also resulted in, whole system is driven The person's of sailing acceptance level is low.I am after analysing in depth the above problem, in conjunction with the development trend of intelligent interconnection automobile, it is proposed that a kind of Intelligent drunk driving prevention based on vehicle and control system, it is intended to overcome the above problem, reduce the generation for even preventing drunk driving.
Invention content:
The invention belongs to field of automotive active safety, specifically propose a kind of intelligent drunk driving prevention and control based on vehicle System, it is intended to prevent even to prevent drunk driving, reduces the accident rate caused by drunk driving, to achieve the goals above, the present invention It is achieved through the following technical solutions:
A kind of intelligent drunk driving prevention and control system based on vehicle, including sensing layer, decision-making level and execution level;Wherein Sensing layer includes alcohol detection sensor, steering wheel angle and torque sensor;Decision-making level includes mainly ECU processing units;It holds Row layer includes engine management system EMS, indicating lamp module, voice cue module, GPS positioning module, drunk supplementary module.
Alcohol detection sensor described in technical solution is using two kinds of alcohol detection sensings of skin-contacting and expiration formula Device, wherein skin-contacting alcohol screen test sensor are separately mounted to steering wheel ± 90 ° direction position when steering wheel angle is 0 ° Nearby and alcohol content in driver's body is detected in the top of transmission shift lever in real time by the skin of palm of hand of driver;It exhales Gas formula alcohol screen test sensor is mounted on steering wheel the top when steering wheel angle is 0 °, and by collection analysis, driver breathes The substance gone out detects alcohol content in driver's body.The test result of two kinds of the two of integrated treatment, can be improved in driver's body The measuring accuracy and accuracy of alcohol concentration;The reliability of system work is also improved simultaneously, i.e., when a kind of alcohol sensor loses When effect, system can also work normally.
Intelligent drunk driving prevention and control system described in technical solution shares steering wheel with electric boosting steering system (EPS) and turns Angle and torque sensor, realize structure, function share, can be substantially cost-effective.Reason is the rapid hair with intelligent vehicle Exhibition, electric boosting steering system (EPS) almost become one of its standard configuration, this provides necessary item for the realization of above-mentioned purpose Part.
Intelligent drunk driving prevention and control system described in technical solution, in such a way that touch-control starts drunk driving prevention and control system, i.e., only It wants steering wheel angle sensor or torque sensor to change, then it is believed that driver holds tight steering wheel, and then starts anti- Control system.If after engine start, detecting that driver's hand departure direction disk (may substitute drive therebetween) for a period of time, then When current driver's hand contacts steering wheel, system voluntarily starts again, and " making for driver is replaced to effectively prevent midway The generation of disadvantage " behavior improves the validity of system conscientiously.
Drunk supplementary module terminal described in technical solution is provided with keyboard, including:Medical key, generation drive key, Jia Shujian, Taxi key.When detecting that alcohol concentration is more than 80mg/100ml in driver's body, drunk supplementary module and GPS positioning module Start, driver can selectively send out help signal according to own situation.Wherein most it is worth mentioning that medical key, works as driving When member drinks beyond one's capacity and causes body serious uncomfortable or induce an illness, it can be sent an SOS to nearest hospital by the key, Vehicle position is sent to hospital and sought help the network terminal by GPS simultaneously, can be that driver win valuable rescue time.
Described in technical solution when detecting alcohol concentration S in driver's body, execute following steps:
If a) S<S1, indicator light is shown in green, and voice prompt system " Buckle Up ", engine normally starts, just Often drive;
If b) S1<S<20mg/100ml, indicator light is shown in green, voice prompt " Buckle Up ";By starting Machine management system (EMS) regulation speed V≤V1, and when with the tightness, i.e. low speed of the different control safety belts of speed, control Safety belt pine point processed is comfortable to improve;When high speed, control safety belt suitably it is tight some to improve safety;
If c) 20mg/100ml≤S<80mg/100ml, indicator light are shown as yellow, and " you have drunk, please don't for voice prompt Drive ", control engine management system (EMS) No starting engine;
If d) S >=80mg/100ml, indicator light is red, and voice prompt " you are drunk, forbids to drive " controls engine Management system (EMS) No starting engine, GPS positioning module and drunk supplementary module are opened.
Wherein, a) and b) S in two kinds of situations1And V1Driver can be opened, it can be by driver according to itself concrete condition And it sets, wherein S1A number between 0-20, V1≤80km/h;If driver does not set, S is given tacit consent to1=10mg/ 100ml、V1=80km/h
Compared with prior art, beneficial effects of the present invention:
1. the ECU of control layer is connect with engine management system EMS by CAN, directly by controlling EMS system realization pair The control of engine need not drop in the electric elements such as series relay, change of the reduction to vehicle in engine start circuit Low cost saves the time.
2. using two distinct types of alcohol screen test sensor, the test data of the two on the one hand can be integrated, detection is made As a result more accurate;On the other hand the redundancy of system is also increased, i.e., when one of which sensor failure, system still can work Make.
3. based in electric boosting steering system (EPS) steering wheel angle sensor and torque sensor control wine The unlatching for driving prevention and control system realizes structure and function and shares, can be significantly cost-effective.
4. drunk supplementary module terminal is equipped with keyboard, drunk supplementary module and GPS positioning after detecting that driver is drunk Module starts jointly, if driver can lead to since feeling body of drinking beyond one's capacity is seriously uncomfortable or leads to the induction of some diseases The medical key crossed on keyboard sends out rescue signal to nearest hospital, and informs its vehicle location by GPS positioning system, improves The timeliness of rescue tries to gain time precious to one for relief, can avoid the generation of tragedy to a certain extent;Other buttons can root Selection operation is carried out according to driver's own situation.
5. alcohol concentration value S in the driver's body detected according to alcohol detection sensor, by allowed limits (0-20mg/100ml) given threshold, and different ranges is according to S, using different control methods, make control system can Operability is stronger.
6. when detecting S1<S<When 20mg/100ml, EMS system regulation speed V≤V1, max. speed is limited, and with vehicle The tightness of the different control safety belts of speed, improves driver's driving safety.
7. compared to using face identification device, come preventing driver " cheating ", the present invention uses touch-control Starting mode, i.e., As long as steering wheel angle sensor or torque sensor change, then it is believed that driver holds tight steering wheel, and then start Prevention and control system, reliability is stronger, and cost is lower compared with face identification system.
8. detecting that driver drinks, after especially drunk, provided for driver while forbidding driving necessary On the one hand service measures improve the consumers' acceptable degree of system, are easy to promote the use of a large area;On the other hand it has also conformed to not Carry out the development trend of intelligent network connection automobile, application prospect is considerable.
Description of the drawings:
Following further describes the present invention with reference to the drawings:
Fig. 1 is system composition schematic diagram of the present invention;
Fig. 2 is drunk supplementary module terminal keyboard schematic diagram of the present invention;
Fig. 3 is working-flow figure of the present invention;
Specific implementation mode:
The specific implementation mode of the present invention is described in detail below in conjunction with the accompanying drawings.
Refering to fig. 1, whole system includes sensing layer, decision-making level and execution level;Wherein sensing layer includes alcohol inspection Survey sensor, steering wheel angle and torque sensor;Decision-making level includes mainly ECU processing units;Execution level includes engine tube Reason system EMS, indicating lamp module, voice cue module, GPS positioning module, drunk supplementary module.Alcohol detection passes in the present invention Sensor uses two kinds of alcohol detection sensors of skin-contacting and expiration formula, wherein skin-contacting alcohol screen test sensor to distinguish Mounted on steering wheel angle be 0 ° when steering wheel ± 90 ° direction position nearby and transmission shift lever top, pass through driving The skin of palm of hand of person detects alcohol content in driver's body in real time;Expiration formula alcohol screen test sensor is mounted on steering wheel angle Steering wheel the top when being 0 °, the substance breathed by collection analysis driver detect alcohol content in driver's body. The substance breathed by collection analysis driver detects alcohol content in driver's body.The test of two kinds of the two of integrated treatment As a result, the measuring accuracy and accuracy of alcohol concentration in driver's body can be improved;The reliability of system work is also improved simultaneously, I.e. when a kind of alcohol sensor fails, system can also work normally.
Referring to Fig.2, drunk supplementary module terminal keyboard, including:In medical key, generation, drive key, Jia Shujian, taxi key.When inspection When measuring that alcohol concentration is more than 80mg/100ml in driver's body, drunk supplementary module and GPS positioning module start, and driver can Help signal is selectively sent out according to own situation.Wherein most it is worth mentioning that medical key, drink beyond one's capacity as driver and It when causing body serious uncomfortable or inducing an illness, can be sent an SOS to nearest hospital by this button, while GPS is by vehicle Position is sent to hospital and seeks help the network terminal, can be that driver win valuable rescue time.
Refering to Fig. 3, after direction rotary angle transmitter or torque sensor detect that driver's hand contacts steering wheel, then control System starts, and alcohol sensor starts alcohol concentration S in inspection detection driver's body:
If a) S<S1, indicator light is shown in green, and voice prompt " can start engine ", and engine normally starts, and drives The person's of sailing normal driving;
If b) S1<S<20mg/100ml, indicator light is shown in green, and voice prompt " can start engine ";Pass through hair Dynamic machine management system (EMS) regulation speed V≤V1, and when with the tightness, i.e. low speed of the different control safety belts of speed, Control safety belt pine point is comfortable to improve;When high speed, control safety belt suitably it is tight some to improve safety;
If c) 20mg/100ml≤S<80mg/100ml, indicator light are shown as yellow, and " you have drunk, please don't for voice prompt Drive ", control engine management system (EMS) No starting engine;
If d) S >=80mg/100ml, indicator light is red, and voice prompt " you are drunk, forbids to drive " controls engine Management system (EMS) No starting engine, at the same time GPS positioning module and drunk supplementary module are opened.
Wherein, a) and b) S in two kinds of situations1And V1Driver can be opened, it can be by driver according to itself concrete condition And it sets, wherein S1A number between 0-20, V1≤80km/h;If driver does not set, S is given tacit consent to1=10mg/ 100ml、V1=80km/h.

Claims (5)

1. a kind of intelligent drunk driving prevention and control system based on vehicle, including sensing layer, decision-making level and execution level;Wherein feel Know that layer includes being mounted on the expiration formula alcohol screen test sensor of steering wheel the top when steering wheel angle is 0 ° and installing respectively Steering wheel angle be 0 ° when steering wheel ± 90 ° direction position near and transmission shift lever top skin-contacting wine Accurate measurement tries sensor and the steering wheel angle and torque sensor shared with electric boosting steering system (EPS);Wherein, with EPS sensor structures, function share the generation that can effectively prevent the event of " practising fraud ";Decision-making level includes mainly ECU processing units, ECU is connect with engine management system EMS by CAN, directly by controlling control of the EMS system realization to engine;It executes Layer includes EMS, indicating lamp module, voice cue module, GPS positioning module, drunk supplementary module;Wherein, execution level is according to wine Alcohol concentration value S in driver's body that smart detection sensor detects, and different ranges is according to S, using different controls Method processed, can be by driver according to own situation given threshold in allowed limits;After detecting that driver is drunk, prohibiting While only driving necessary service measures are provided for driver;If driver feels that body is seriously uncomfortable due to drinking beyond one's capacity Or lead to the induction of some diseases, by the medical key on drunk supplementary module keyboard rescue letter can be sent out to nearest hospital Number, and its vehicle location is informed by GPS positioning system.
2. as described in claim 1 a kind of intelligent drunk driving prevention and control system based on vehicle, it is characterised in that with it is electronic Servo steering system shares steering wheel angle and torque sensor, and the startup of drunk driving prevention and control system is controlled by the way of touch-control, As long as steering wheel angle sensor or torque sensor change, then it is believed that driver holds tight steering wheel, and then start Prevention and control system can effectively prevent the generation for the event of " practising fraud ".
3. a kind of intelligent drunk driving prevention and control system based on vehicle as described in claim 1, feature is according to alcohol Alcohol concentration value S in driver's body that detection sensor detects, by given threshold in allowed limits, and according to S at In different ranges, using different control methods;It is when detecting alcohol concentration S in driver's body, executes following step Suddenly:
If a) S<S1, indicator light is shown in green, and voice prompt " woulds you please fasten seat belts ", and engine normally starts, and normally drives It sails;
If b) S1<S<20mg/100ml, indicator light is shown in green, and voice prompt " woulds you please fasten seat belts ";Pass through EMS system Regulation speed V≤V1, and the tightness of the different control safety belts with speed;
If c) 20mg/100ml≤S<80mg/100ml, indicator light are shown as yellow, and " you have drunk, and please don't drive for voice prompt Sail ", control EMS system No starting engine;
If d) S >=80mg/100ml, indicator light is red, voice prompt " you are drunk, forbids to drive ", control EMS system taboo Only start engine, at the same time GPS positioning module and drunk supplementary module are opened.
4. as described in claim 1 a kind of intelligent drunk driving prevention and control system based on vehicle, feature is a) and b) two S in kind situation1And V1Driver can be opened, can be set according to own situation by driver, wherein S1Between 10-20 A number, V1If≤80km/h driver does not set, S is given tacit consent to1=10mg/100ml, V1=80km/h.
5. a kind of intelligent drunk driving prevention and control system based on vehicle as described in claim 1, it is characterised in that drunk auxiliary Modular terminal is helped to be equipped with keyboard, including:In medical key, generation, drive key, Jia Shujian, taxi key, wherein after detecting that driver is drunk Drunk supplementary module starts jointly with GPS positioning module, if driver feels that body is serious uncomfortable or leads due to drinking beyond one's capacity The induction for causing some diseases, can send out rescue signal, and pass through GPS positioning system by the medical key on keyboard to nearest hospital System informs its vehicle location.
CN201610235703.1A 2016-04-15 2016-04-15 A kind of intelligent drunk driving prevention and control system based on vehicle CN105667312B (en)

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