CN111391658A - Vehicle-mounted expiration type alcohol detection system and detection method thereof - Google Patents
Vehicle-mounted expiration type alcohol detection system and detection method thereof Download PDFInfo
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- CN111391658A CN111391658A CN202010347426.XA CN202010347426A CN111391658A CN 111391658 A CN111391658 A CN 111391658A CN 202010347426 A CN202010347426 A CN 202010347426A CN 111391658 A CN111391658 A CN 111391658A
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- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 title claims abstract description 153
- 238000001514 detection method Methods 0.000 title claims abstract description 66
- 238000012216 screening Methods 0.000 claims abstract description 93
- 238000004891 communication Methods 0.000 claims description 20
- 238000000034 method Methods 0.000 claims description 13
- 238000003745 diagnosis Methods 0.000 claims description 5
- 230000008569 process Effects 0.000 claims description 5
- 206010006326 Breath odour Diseases 0.000 claims description 4
- 238000004378 air conditioning Methods 0.000 claims description 4
- 238000012790 confirmation Methods 0.000 claims description 3
- 238000005111 flow chemistry technique Methods 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 claims description 3
- 238000012545 processing Methods 0.000 claims description 3
- 238000012360 testing method Methods 0.000 claims description 3
- 230000001960 triggered effect Effects 0.000 claims description 3
- 230000009471 action Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000008713 feedback mechanism Effects 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT 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
- B60K28/00—Safety 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
- B60K28/02—Safety 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
- B60K28/06—Safety 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT 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
- B60K35/00—Instruments specially adapted for vehicles; Arrangement of instruments in or on vehicles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric 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
- B60R16/02—Electric 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
- B60R16/023—Electric 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
- B60R16/0231—Circuits relating to the driving or the functioning of the vehicle
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Abstract
The invention relates to a vehicle-mounted expiration type alcohol detection system and a detection method thereof, wherein the detection system comprises an alcohol primary screening system, an alcohol fine screening system, a sign central control system, a CAN bus and a vehicle-mounted display terminal; according to the invention, the comprehensive judgment is carried out by combining the primary screening system and the fine screening system with the vehicle state condition, so that the more accurate judgment of the whole breath type alcohol detection system is realized. Meanwhile, the system comprises a plurality of alcohol sensors, the state and data of the automobile and other sensor data of the automobile, and judgment on various scenes is achieved. The invention improves the accuracy of the existing alcohol detection system and also improves the compatibility of the alcohol detection system.
Description
Technical Field
The invention belongs to the technical field of detection, and particularly relates to a vehicle-mounted expiration type alcohol detection system and a detection method thereof.
Background
In the prior art, most of alcohol detection systems simply adopt a sensor to detect the alcohol concentration, so that alcohol detection is realized. Meanwhile, an alcohol detection system in the prior art is mainly used for aftermarket, is mostly placed on a steering wheel of a vehicle after being connected with a simple sensor, realizes that the simple sensor sends out an alarm after acquiring a signal and judging, generally has a simple alarm function, and cannot transmit the signal with the vehicle, so that more operations are realized. Based on the current front-loading market, a host factory does not have related alcohol sensors, and the alcohol sensors on the market are poor in multi-precision and simple in system.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides a convenient and accurate alcohol detection system, which can be directly used for being installed in a finished automobile enterprise when the finished automobile enterprise is installed in front, can be communicated with signals of the automobile, and adopts an expiration type alcohol sensor, so that on one hand, the accuracy of alcohol detection is improved, and on the other hand, the passengers do not need to consider the related functions of after installation on the large aspect, so that the alcohol detection system is more convenient and fast; the method and the device can enable the vehicle to timely detect the actual state of the driver when the driver enters the vehicle, and enable the vehicle to have a certain feedback mechanism.
The invention is realized by adopting the following technical scheme:
a vehicle-mounted expiration type alcohol detection system comprises an alcohol primary screening system 2, an alcohol fine screening system 1, a sign central control system 3 and a vehicle-mounted display terminal 5; the alcohol primary screening system 2 consists of a primary screening alcohol sensor 2a and a primary screening MCU controller 2 b; the alcohol fine screening system 1 consists of a fine screening alcohol sensor 1a and a fine screening MCU controller 1 b; alcohol prescreening system 2, alcohol fine screening system 1 and vehicle-mounted display terminal 5 are connected with 3 communication of sign center control system simultaneously, sign center control system 3 passes through vehicle-mounted CAN bus and is connected with car electrical system communication, prescreening alcohol sensor 2a and fine screening alcohol sensor 1a gather in-car alcohol concentration data in real time to send sign center control system 3 through CAN bus 4 with the data of gathering, sign center control system 3 sends data for carrying display terminal 5 through CAN bus 4, carry display terminal 5 for the real-time status information of display vehicle and the result information of alcohol detection.
Further, the working modes of the alcohol detection system comprise system initialization, a normal mode, a sleep mode and a diagnosis mode;
wherein, the initialization mode is as follows: the alcohol detection system can perform a series of initialization processing within 3 minutes after the system is just powered on, and the value measured by the sensor is only used for reference; in this mode, the indicator light is always on;
and (3) a normal mode: after the system initialization is finished, the normal working mode is entered, the alcohol primary screening detection system continuously works, and the physical sign central control system sends test data to the vehicle-mounted electric control unit once in 5 seconds;
a sleep mode: the driver is not in the car, or the car enters a sleep mode in the running process, or an instruction is triggered according to the scene.
And (3) diagnosis mode: the system diagnoses the self fault for system maintenance or upgrading;
further, sign center control system 3 carries out communication connection through bluetooth and alcohol preliminary screening system 2 and alcohol fine screening system 1.
Further, the physical sign central control system 3 comprises an MCU control unit, a power supply management unit, a CAN drive circuit, a system debugging interface circuit, a storage unit and an indication unit;
the MCU control unit receives signals of the alcohol primary screening system 2 and the alcohol fine screening system 1 and transmits the signals to the MCU control unit through the CAN bus interface circuit; the power management, system debugging interface circuit, the storage unit and the indicating unit are all in communication connection with the MCU control unit, whether the alcohol concentration exceeds the standard is judged and calculated through the MCU control unit, the result is finally transmitted to the ECU electric control system through the vehicle-mounted CAN bus, and information whether the alcohol exceeds the standard is displayed in the vehicle-mounted display terminal.
Further, the number of the primary screening alcohol sensors 2a is two, the primary screening alcohol sensors are respectively arranged at a main cab upper side handle and an auxiliary cab upper side handle, and the fine screening alcohol sensors 1a are arranged on the upper side of a main cab A column; the sign central control system 3 is installed at the position of the vehicle-mounted multimedia system.
Further, the alcohol primary screening system 2 is provided with two parts at the rear seat, wherein one part is arranged at the left lamp, the other part is arranged near the right lamp, and the primary screening unit can be integrally arranged with the lamps; the left lamp and the right lamp are vehicle seat top lamps.
Further, prescreening alcohol sensor 2a adopts the mode of embedding fixed, prescreening alcohol sensor 2 a's base adopts the screw thread to fix, and prescreening alcohol sensor 2 a's host computer adopts the mode of magnetism to inhale to fix on the base.
A detection method for a vehicle-mounted expiration type alcohol detection system comprises the following specific steps:
the method comprises the following steps: judging the working state of the system in a semi-working state;
step two: after the working state is judged to be normal, the system is started to start detection:
firstly, detecting the alcohol concentration by an alcohol primary screening system, judging according to the value, and starting an alcohol fine screening system if the primary screening alcohol concentration of a main driving position exceeds the standard; if the alcohol concentration of the primary screening of the main driving position is normal, the vehicle is started normally; if the primary screening of the main driving position is normal and other positions exceed the standard, firstly, judging whether the alcohol concentration exceeds the standard by using a signal collected by the primary screening unit, determining drunk driving, and starting a fine screening module for detection and judgment after drunk driving reminding confirmation;
step three: the alcohol fine screening system detects the alcohol concentration by using a fine screening sensor, then fine screening judgment is carried out according to the value, if the fine screening exceeds the standard, drunk driving flow processing is carried out, and if the fine screening is normal, the vehicle is started normally.
Further, the working state judgment comprises the following six points: s01 judging whether there is a person getting on or off the vehicle; s02, judging the opening and closing condition of the car window; s03 judging the state of the vehicle door; s04, judging whether the alcohol detection in the vehicle is interfered or not; s05 judges the state of the air conditioning system and judges whether the space air circulates.
Compared with the prior art, the invention has the following advantages:
the vehicle-mounted expiration type alcohol detection system can realize the installation of the alcohol detection system at the vehicle end, and in addition, the alcohol sensor in the prior art has poor multi-precision and simpler system, so that the alcohol detection system realizes the alcohol detection with high precision and also provides convenience for a vehicle owner.
Drawings
FIG. 1 is a diagram of a work architecture for a vehicle mounted breath alcohol detection system;
FIG. 2 is a functional block diagram of an on-board breath alcohol detection system;
FIG. 3 is a flow chart of a detection method for an on-board breath alcohol detection system;
in the figure: the alcohol prescreening system comprises an alcohol fine screening system 1, an alcohol prescreening system 2, a physical sign central control system 3, a CAN bus 4, a vehicle-mounted display terminal 5, an unlocking or door opening device, a fine screening alcohol sensor 1a, a fine screening MCU controller 1b, a prescreening alcohol sensor 2a and a prescreening MCU controller 2 b.
Detailed Description
Example 1
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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.
As shown in figure 1 of the drawings, in which,
the device comprises an alcohol primary screening system 2, an alcohol fine screening system 1, a physical sign central control system 3 and a vehicle-mounted display terminal 5; the alcohol primary screening system 2 consists of a primary screening alcohol sensor 2a and a primary screening MCU controller 2 b; the alcohol fine screening system 1 consists of a fine screening alcohol sensor 1a and a fine screening MCU controller 1 b; alcohol prescreening system 2, alcohol fine screening system 1 and vehicle-mounted display terminal 5 are connected with 3 communication of sign center control system simultaneously, sign center control system 3 passes through vehicle-mounted CAN bus and is connected with car electrical system communication, prescreening alcohol sensor 2a and fine screening alcohol sensor 1a gather in-car alcohol concentration data in real time to send sign center control system 3 through CAN bus 4 with the data of gathering, sign center control system 3 sends data for carrying display terminal 5 through CAN bus 4, carry display terminal 5 for the real-time status information of display vehicle and the result information of alcohol detection.
In the alcohol prescreening system 2, the working voltage of a single sensor of the adopted sensor is 5V/100Mw, and the communication mode CAN be wireless communication or CAN be communication with a CAN bus.
The alcohol fine screening system 1 adopts a sensor, the working voltage of a single sensor of the alcohol fine screening system is 5V/100Mw, and the communication mode CAN be wireless communication or CAN be communication with a CAN bus.
Sign center control system 3 and connection terminal, high in the clouds and car owner display terminal etc. wherein, its operating voltage is 5V 1A, and the communication mode CAN be bluetooth communication also CAN adopt the WIFI communication also CAN all with the mode of CAN bus communication.
As shown in fig. 2, the functional block diagram of the physical sign central control system 3 is mainly composed of an MCU control circuit, a power management circuit, a CAN drive circuit, a system debug interface circuit, a storage unit, and an indication unit.
The physical sign central control system adopts an MCU (microprogrammed control unit) as a vehicle gauge control unit;
the physical sign central control system 3 comprises an MCU control unit, a power supply management unit, a CAN drive circuit, a system debugging interface circuit, a storage unit and an indication unit; the MCU control unit receives signals of the alcohol primary screening system 2 and the alcohol fine screening system 1 and transmits the signals to the MCU control unit through the CAN bus interface circuit; the power management, system debugging interface circuit, the storage unit and the indicating unit are all in communication connection with the MCU control unit, whether the alcohol concentration exceeds the standard is judged and calculated through the MCU control unit, the result is finally transmitted to the ECU electric control system through the vehicle-mounted CAN bus, and information whether the alcohol exceeds the standard is displayed in the vehicle-mounted display terminal. The alcohol detection device has identification modules and determination methods shown in fig. 3.
The scheme is provided with a plurality of alcohol sensors, and can realize judgment of various scenes by combining the state and data of the automobile and data of other sensors. Due to the difference of scene conditions, system function debugging is required according to actual scenes, and whether a person gets on or off the vehicle at the position can be judged by combining the state of a vehicle door; whether external interference exists during alcohol detection in the automobile can be judged by combining the opening and closing conditions of the automobile window and the automobile door state; and judging whether the air circulation in the vehicle space influences the diffusion of alcohol or not by combining the state of the air conditioning system, and whether the model needs to be corrected or not.
A detection method for a vehicle-mounted expiration type alcohol detection system comprises the following specific steps:
the method comprises the following steps: the system is in a working state and is used for judging the working state;
step two: after the working state is judged to be normal, the system is started to start detection:
firstly, detecting alcohol concentration data by an alcohol primary screening system, judging according to the value, and starting an alcohol fine screening system if primary screening of a main driving position exceeds the standard; if the primary screening of the main driving position is normal, the vehicle is started normally; if the primary screening of the main driving position is normal and other positions exceed the standard, firstly, the signals collected by the primary screening unit are used for judging whether the alcohol concentration exceeds the standard or not, drunk driving is determined, and after drunk driving reminding confirmation, a fine screening module is started for detection and judgment.
Step three: the alcohol fine screening system continuously collects the value of alcohol concentration through the sensor, then fine screening judgment is carried out according to the value, if the fine screening exceeds the standard, drunk driving flow processing is carried out, and if the fine screening is normal, the vehicle is started normally.
Further, the working state judgment comprises the following six points: s01 judging whether there is a person getting on or off the vehicle; s02, judging the opening and closing condition of the car window; s03 judging the state of the vehicle door; s04, judging whether the alcohol detection in the vehicle is interfered or not; s05 judges the state of the air conditioning system and judges whether the space air circulates.
Further, the parameters set by the alcohol detection system include the following parameters:
the method comprises the steps of (1) uploading data every 5 seconds, wherein the concentration parameter is an in-vehicle alcohol concentration parameter which is a primary screening alcohol concentration;
blowing alcohol concentration parameter, wherein the concentration is the concentration of fine screening alcohol;
drunk driving risk parameters, which prompt whether drunk driving risk exists or not;
the state code is mainly used for the state of the alcohol detection system and comprises an abnormal state;
time parameters, mainly time for setting and time for checking;
the state of the vehicle lock, namely the state conditions of the vehicle lock when the vehicle lock is opened and the vehicle lock is closed;
the speed of the vehicle, the current running speed of the vehicle;
door state, open and closed states of the door;
the internal circulation refers to the state of the internal circulation system of the car;
external circulation, which refers to the state of the external circulation system of the car;
air conditioner switch, air conditioner temperature, air conditioner air volume, temperature in the vehicle, humidity and position in the vehicle, and the like;
face recognition, which refers to detecting whether driving changes people or not.
The working modes of the alcohol detection system comprise system initialization, a normal mode, a sleep mode and a diagnosis mode.
Wherein, the initialization mode is as follows: the alcohol detection system can perform a series of initialization processing within 3 minutes after the system is just powered on, and the value measured by the sensor is only used for reference; in this mode, the indicator light is always on.
And (3) a normal mode: after the system initialization is finished, the normal working mode is entered, the alcohol primary screening detection system continuously works, and the physical sign central control system sends test data to the vehicle-mounted electric control unit once in 5 seconds;
a sleep mode: the driver is not in the car, or the car enters a sleep mode in the running process, or an instruction is triggered according to the scene.
And (3) diagnosis mode: the system diagnoses the self fault for system maintenance or upgrading.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The vehicle-mounted expiration type alcohol detection system is characterized by comprising an alcohol primary screening system (2), an alcohol fine screening system (1), a sign central control system (3) and a vehicle-mounted display terminal (5); the alcohol primary screening system (2) consists of a primary screening alcohol sensor (2a) and a primary screening MCU controller (2 b); the alcohol fine screening system (1) consists of a fine screening alcohol sensor (1a) and a fine screening MCU controller (1 b); alcohol prescreening system (2), alcohol fine screening system (1) and on-vehicle display terminal (5) are connected with sign center control system (3) communication simultaneously, sign center control system (3) are connected with car electrical system communication through on-vehicle CAN bus, prescreening alcohol sensor (2a) and fine screening alcohol sensor (1a) gather alcohol concentration data in the car in real time to send sign center control system (3) through CAN bus (4) with the data of gathering, sign center control system (3) send data for carrying display terminal (5) through CAN bus (4), carry display terminal (5) for the real-time status information of demonstration vehicle and the result information that alcohol detected.
2. The system of claim 1, wherein the alcohol detection system comprises a system initialization mode, a normal mode, a sleep mode, a diagnostic mode;
wherein, the initialization mode is as follows: the alcohol detection system can perform a series of initialization processing within 3 minutes after the system is just powered on, and the value measured by the sensor is only used for reference; in this mode, the indicator light is always on;
and (3) a normal mode: after the system initialization is finished, the normal working mode is entered, the alcohol primary screening detection system continuously works, and the physical sign central control system sends test data to the vehicle-mounted electric control unit once in 5 seconds;
a sleep mode: the driver is not in the car, or the car enters a sleep mode in the running process, or an instruction is triggered according to a scene;
and (3) diagnosis mode: the system diagnoses the self fault for system maintenance or upgrading.
3. The breath alcohol detection system for vehicles according to claim 1, wherein the physical sign center control system (3) is communicatively connected with the alcohol prescreening system (2) and the alcohol fine screening system (1) through bluetooth.
4. The on-vehicle expiration type alcohol detection system of claim 1, wherein the physical sign central control system (3) comprises an MCU control unit, a power management unit, a CAN drive circuit, a system debugging interface circuit, a storage unit and an indication unit;
the MCU control unit receives signals of the alcohol primary screening system (2) and the alcohol fine screening system 1 and transmits the signals to the MCU control unit through the CAN bus interface circuit; the power management, system debugging interface circuit, the storage unit and the indicating unit are all in communication connection with the MCU control unit, whether the alcohol concentration exceeds the standard is judged and calculated through the MCU control unit, the result is finally transmitted to the ECU electric control system through the vehicle-mounted CAN bus, and information whether the alcohol exceeds the standard is displayed in the vehicle-mounted display terminal.
5. The vehicle-mounted breath type alcohol detection system according to claim 1, wherein the number of the primary screen alcohol sensors (2a) is two, and the primary screen alcohol sensors are respectively mounted at the main driving upper side handle and the auxiliary driving upper side handle, and the fine screen alcohol sensors (1a) are mounted at the upper side of the main driving A column; the sign central control system (3) is arranged at the position of the vehicle-mounted multimedia system.
6. An on-board alcohol detection system of the exhaled type according to claim 1, wherein the alcohol prescreening system (2) is assembled in two in the rear seat, one of which is installed near the left lamp and the other one of which is installed near the right lamp, and the prescreening unit can be installed integrally with the lamps; the left lamp and the right lamp are vehicle seat top lamps.
7. The vehicle-mounted expiration type alcohol detection system according to claim 1, wherein the prescreening alcohol sensor (2a) is fixed in an embedded manner, a base of the prescreening alcohol sensor (2a) is fixed in a threaded manner, and a host of the prescreening alcohol sensor (2a) is fixed on the base in a magnetic attraction manner.
8. The detection method for the vehicle-mounted expiration type alcohol detection system according to claim 1, characterized by comprising the following specific steps:
the method comprises the following steps: judging the working state of the system in a semi-working state;
step two: after the working state is judged to be normal, the system is started to start detection:
firstly, detecting the alcohol concentration by an alcohol primary screening system, judging according to the value, and starting an alcohol fine screening system if the primary screening alcohol concentration of a main driving position exceeds the standard; if the alcohol concentration of the primary screening of the main driving position is normal, the vehicle is started normally; if the primary screening of the main driving position is normal and other positions exceed the standard, firstly, judging whether the alcohol concentration exceeds the standard by using a signal collected by the primary screening unit, determining drunk driving, and starting a fine screening module for detection and judgment after drunk driving reminding confirmation;
step three: the alcohol fine screening system detects the alcohol concentration by using a fine screening sensor, then fine screening judgment is carried out according to the value, if the fine screening exceeds the standard, drunk driving flow processing is carried out, and if the fine screening is normal, the vehicle is started normally.
9. The detection method for the on-board expiratory alcohol detection system according to claim 8, wherein the operating condition determination includes six points: s01 judging whether there is a person getting on or off the vehicle; s02, judging the opening and closing condition of the car window; s03 judging the state of the vehicle door; s04, judging whether the alcohol detection in the vehicle is interfered or not; s05 judges the state of the air conditioning system and judges whether the space air circulates.
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