CN112060857A - Control method and device of air conditioning system and vehicle - Google Patents
Control method and device of air conditioning system and vehicle Download PDFInfo
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- CN112060857A CN112060857A CN202010923745.0A CN202010923745A CN112060857A CN 112060857 A CN112060857 A CN 112060857A CN 202010923745 A CN202010923745 A CN 202010923745A CN 112060857 A CN112060857 A CN 112060857A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/00642—Control systems or circuits; Control members or indication devices for heating, cooling or ventilating devices
- B60H1/00735—Control systems or circuits characterised by their input, i.e. by the detection, measurement or calculation of particular conditions, e.g. signal treatment, dynamic models
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/00642—Control systems or circuits; Control members or indication devices for heating, cooling or ventilating devices
- B60H1/00735—Control systems or circuits characterised by their input, i.e. by the detection, measurement or calculation of particular conditions, e.g. signal treatment, dynamic models
- B60H1/008—Control systems or circuits characterised by their input, i.e. by the detection, measurement or calculation of particular conditions, e.g. signal treatment, dynamic models the input being air quality
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Abstract
The invention provides a control method and a control device of an air conditioning system and a vehicle, wherein the vehicle comprises the air conditioning system, the air conditioning system has a plurality of control modes, a corresponding relation is established between each control mode and target information, and the target information at least comprises one of state information of air in the vehicle, environment information of the position of the vehicle and target working condition information of the vehicle. The invention links the air state in the vehicle, the external environment information of the vehicle and the actual target working condition information in the vehicle, and flexibly and intelligently controls the air conditioning system to execute the corresponding mode, thereby solving the problems that the operation mode of the air conditioning system in the existing vehicle is mechanical and single, and is easy to bring inconvenience to users.
Description
Technical Field
The invention relates to the technical field of automobiles, in particular to a control method and device of an air conditioning system and a vehicle.
Background
Currently, most vehicles are already equipped with air conditioning systems. The air conditioning system adjusts the temperature in the vehicle to a state preset by a user, so that comfortable driving experience is provided for drivers and passengers.
However, the existing vehicle air conditioner needs to manually set parameters such as temperature and air volume and operates according to the set parameters, and the system has single function and poor intelligence and is easy to bring inconvenience to users.
Disclosure of Invention
In view of this, the present invention aims to provide a method and an apparatus for controlling an air conditioning system, and a vehicle, so as to solve the problem that the operation mode of the air conditioning system in the existing vehicle is mechanical and single, and is easy to bring inconvenience to users.
In order to achieve the purpose, the technical scheme of the invention is realized as follows:
a control method of an air conditioning system is applied to a vehicle, the vehicle comprises the air conditioning system, the air conditioning system has a plurality of control modes, a corresponding relation is established between each control mode and target information, the target information at least comprises one of state information of air in the vehicle, environment information of the position of the vehicle and target working condition information of the vehicle, and the method comprises the following steps:
acquiring current state information of air in a vehicle, current environment information of the position of the vehicle and target working condition information of the vehicle;
determining a matched target control mode according to the current state information, the current environment information and the target working condition information;
and controlling the air conditioning system to work according to the target control mode.
Optionally, in the control method, each control mode corresponds to a preset priority;
the controlling the air conditioning system to work according to the target control mode comprises the following steps:
and controlling the air conditioning system to work according to the preset priority of each control mode and the target control mode.
Optionally, in the control method, the state information at least includes an in-vehicle temperature value, an in-vehicle humidity value, and a smoke content; the target working condition information at least comprises a vehicle speed, a seat pressure value and a communication signal of a mobile terminal in communication connection with the vehicle.
Optionally, in the control method, the plurality of control modes at least include a defrosting mode, an in-vehicle temperature safety control mode, a telephone noise reduction mode, an air quality control mode, and a smoking mode.
Optionally, in the control method, the air conditioning system includes an air conditioner and an air purifying device;
the defrost mode includes: when the vehicle speed is greater than zero, if the humidity value in the vehicle is greater than or equal to a preset humidity threshold value, starting a defrosting function of the air conditioner;
the in-vehicle temperature safety control mode comprises the following steps: when the vehicle speed is equal to zero, if the pressure value of any one seat is greater than or equal to a preset pressure threshold value, and the temperature value in the vehicle is greater than or equal to a preset temperature threshold value, starting the air conditioner for cooling;
the phone noise reduction mode comprises: when a signal that the mobile terminal carries out communication is detected, if the air volume gear of the air conditioner is higher than a preset gear, controlling the air conditioner to reduce the air volume gear to the preset gear; when a signal that the mobile terminal finishes communication is detected, the air conditioner is controlled to restore the air volume gear to the state before the communication signal is detected;
the air quality control mode includes: when the vehicle is determined to drive into a preset area according to the environmental information, controlling the air conditioner to work in an internal circulation mode; when the vehicle is determined to drive away from the preset area according to the environmental information, controlling the air conditioner to recover to a circulation mode before the vehicle drives into the preset area; the preset area is a vehicle tail gas gathering area.
The smoking mode comprises: and when the smoke content in the vehicle is greater than or equal to the smoke content threshold value, controlling the air purification device to be started, and controlling the air conditioner to work in an external circulation mode.
Optionally, in the control method, the environment information includes a congestion condition and an intensity of light outside the vehicle; the air quality control mode specifically includes:
when the current time is in the daytime, if the light intensity outside the vehicle is reduced to a state lower than a preset light intensity threshold value from a state higher than the preset light intensity threshold value within a preset time length, determining that the vehicle enters a preset area, and controlling the air conditioner to work in an internal circulation mode;
when the current time is in the daytime, if the light intensity outside the vehicle is increased to a state higher than the preset light intensity threshold value from a state lower than the preset light intensity threshold value within a preset time length, determining that the vehicle drives away from the preset area, and controlling the air conditioner to recover to a circulation mode before driving into the preset area;
when the current time belongs to night, if the light intensity outside the vehicle is increased to a state higher than a preset light intensity threshold value from a state lower than the preset light intensity threshold value within a preset time length, determining that the vehicle drives into a preset area, and controlling the air conditioner to work in an internal circulation mode;
when the current time belongs to night, if the light intensity outside the vehicle is reduced to a state lower than the preset light intensity threshold value from a state higher than the preset light intensity threshold value within a preset time length, determining that the vehicle drives away from the preset area, and controlling the air conditioner to recover to a circulation mode before driving into the preset area;
if the vehicle drives into a congested road section, controlling the air conditioner to work in an internal circulation mode; and if the vehicle drives away from the congested road section, controlling the air conditioner to recover to a circulation mode before the vehicle drives into the congested road section.
Optionally, in the control method, the preset area includes a tunnel, a congested road section, and an underground garage.
Optionally, in the control method, when the vehicle speed is equal to zero, priorities of the in-vehicle temperature safety control mode, the telephone noise reduction mode and the smoking mode are sequentially reduced; when the vehicle speed is equal to zero, the priorities of the defrosting mode, the telephone noise reduction mode, the air quality control mode and the smoking mode are sequentially reduced.
Another objective of the present invention is to provide a control device for an air conditioning system, wherein the control device is applied to a vehicle, the vehicle includes the air conditioning system, the air conditioning system has a plurality of control modes, each control mode has a corresponding relationship with target information, and the target information at least includes one of state information of air inside the vehicle, environmental information of a location where the vehicle is located, and target operating condition information of the vehicle, and the device includes:
the system comprises an acquisition module, a storage module and a processing module, wherein the acquisition module is used for acquiring current state information of air in a vehicle, current environment information of the position of the vehicle and target working condition information of the vehicle;
the determining module is used for determining a matched target control mode according to the current state information, the current environment information and the target working condition information;
and the control module is used for controlling the air conditioning system to work according to the target control mode.
Optionally, in the control device, each control mode corresponds to a preset priority;
the control module is specifically used for controlling the air conditioning system to work according to the preset priority of each control mode and the target control mode.
Another objective of the present invention is to provide a vehicle, where the vehicle includes an air conditioning system, the air conditioning system has multiple control modes, a corresponding relationship is established between each control mode and target information, the target information at least includes one of state information of air inside the vehicle, environmental information of a location where the vehicle is located, and target operating condition information of the vehicle, and the vehicle includes a control device of the air conditioning system.
Compared with the prior art, the control method, the control device and the vehicle of the air conditioning system have the following advantages:
the air conditioning system is provided with a plurality of control modes, a corresponding relation is established between each control mode and target information, and the target information at least comprises one of state information of air in the vehicle, environmental information of the position of the vehicle and target working condition information of the vehicle; firstly, acquiring current state information of air in a vehicle, current environment information of the position of the vehicle and target working condition information of the vehicle; then determining a matched target control mode according to the current state information, the current environment information, the target working condition information and the corresponding relation; and controlling the air conditioning system to work according to the target control mode. The air state in the vehicle, the external environment information of the vehicle and the actual target working condition information in the vehicle are linked, and the air conditioning system is flexibly and intelligently controlled to execute a corresponding mode, so that the problems that the operation mode of the air conditioning system in the existing vehicle is mechanical and single, and inconvenience is easily brought to a user are solved.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic flowchart of a control method of an air conditioning system according to an embodiment of the present invention;
FIG. 2 is a schematic diagram illustrating an implementation of a control method for an air conditioning system according to an embodiment of the present invention;
fig. 3 is a flowchart illustrating a control method of an air conditioning system according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a control device of an air conditioning system according to an embodiment of the present invention.
Detailed Description
Embodiments of the present application will be described in more detail below with reference to the accompanying drawings. While embodiments of the present application are illustrated in the accompanying drawings, it should be understood that the present application may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
Referring to fig. 1, a schematic flow diagram of a control method of an air conditioning system according to an embodiment of the present invention is shown, where the control method of an air conditioning system according to an embodiment of the present invention is applied to a vehicle, where the vehicle includes an air conditioning system, the air conditioning system has multiple control modes, a correspondence relationship is established between each control mode and target information, and the target information at least includes one of state information of air inside the vehicle, environmental information of a location where the vehicle is located, and target operating condition information of the vehicle, where as shown in fig. 1, the method includes steps S100 to S300.
In the embodiment of the invention, a plurality of different control modes are set for the air conditioning system in advance, and each control mode has a corresponding trigger condition. And when the triggering conditions corresponding to the control modes are met, controlling the air conditioning system to operate according to the corresponding control modes.
And establishing a corresponding relation between each control mode and target information, wherein the target information at least comprises one of state information of air in the vehicle, environment information of the position of the vehicle and target working condition information of the vehicle. Each control mode is related to at least one of state information of air in the vehicle, environment information of the position of the vehicle and target working condition information of the vehicle, and each control mode is triggered and started by at least one of the state information of the air in the vehicle, the environment information of the position of the vehicle and the target working condition information of the vehicle; when the state information of the air in the vehicle, the environmental information of the position of the vehicle and the target working condition information of the vehicle reach the triggering condition of the corresponding control mode, the corresponding control mode can be triggered.
The state information of the air in the vehicle refers to information related to the quality of the air in the vehicle, the environment information of the position of the vehicle refers to information related to the environment state of the position of the vehicle, and the target working condition information refers to a working condition signal related to the control of an air conditioning system in the vehicle.
In practical application, the state information at least comprises an in-vehicle temperature value, an in-vehicle humidity value and smoke content; the target working condition information at least comprises a vehicle speed, a seat pressure value and a communication signal of a mobile terminal in communication connection with the vehicle.
The temperature value in the vehicle reflects the temperature condition of the air in the vehicle, the humidity value in the vehicle reflects the humidity condition of the air in the vehicle, and the smoke content reflects the smoke concentration condition of the air in the vehicle.
S100, obtaining current state information of air in the vehicle, current environment information of the position of the vehicle and target working condition information of the vehicle.
In the above step S100, the state information of the current air in the vehicle is acquired by the air quality sensor installed inside the vehicle. Specifically, an in-vehicle temperature sensor is used for collecting an in-vehicle temperature signal so as to obtain an in-vehicle temperature value; acquiring a humidity signal in the vehicle by using a humidity sensor to acquire a humidity value in the vehicle; and detecting a smoke content signal in the vehicle by using a PM2.5 detection sensor to obtain the smoke content in the vehicle.
In step S100, the environmental information of the position of the vehicle, which may include a congestion state, an intensity of light outside the vehicle, and the like, is obtained through the navigation system and the sensor installed outside the vehicle. Specifically, the position of a vehicle and the congestion condition of the position are obtained through a navigation system; the light intensity outside the vehicle is collected through the rainfall sensor so as to judge the area of the vehicle at the position.
In the step S100, the target operating condition information of the current vehicle is obtained through the sensor and the detecting device installed inside the vehicle. Specifically, a wheel speed sensor is used for collecting a vehicle speed signal of the vehicle so as to obtain the current vehicle speed of the vehicle; seat cushion pressure signals of all seats are collected through seat pressure sensors, and seat pressure values are obtained; and detecting a communication signal of the mobile terminal connected with the vehicle through the Bluetooth module so as to determine the phone-calling behavior of the driver and the passenger. The communication signal may be a voice signal or a video signal. In addition, the vehicle-mounted face recognition system can be used for detecting the smoking behavior of the driver and the passenger to judge whether the driver and the passenger smoke or not.
And S200, determining a matched target control mode according to the current state information, the current environment information and the target working condition information.
In the step S200, the control mode of the air conditioning system, that is, the control mode that needs to be executed currently, and the control mode that needs to be executed currently, that is, the target control mode, are determined according to the current state information, the current environment information, and the target operating condition information. The current state information, the current environment information and the target working condition information may satisfy trigger conditions of a plurality of control modes, and correspondingly, the number of the target control modes is also a plurality.
And step S300, controlling the air conditioning system to work according to the target control mode.
In the step S300, the air conditioning system is controlled to operate according to the control mode matched with the current situation determined in the step S200, so that the control effect corresponding to each control mode is realized.
Compared with the prior art, the control method of the air conditioning system has the following advantages:
establishing a plurality of control modes for an air conditioning system in advance, and establishing a corresponding relation between each control mode and target information, wherein the target information at least comprises one of state information of air in a vehicle, environment information of the position of the vehicle and target working condition information of the vehicle; the method comprises the steps of obtaining current state information of air in the vehicle, current environment information of the position of the vehicle and target working condition information of the vehicle; then determining a matched target control mode according to the current state information, the current environment information, the target working condition information and a preset corresponding relation; and controlling the air conditioning system to work according to the target control mode. The air state in the vehicle, the external environment information of the vehicle and the actual target working condition information in the vehicle are linked, and the air conditioning system is flexibly and intelligently controlled to execute a corresponding mode, so that the problems that the operation mode of the air conditioning system in the existing vehicle is mechanical and single, and inconvenience is easily brought to a user are solved.
Optionally, in an embodiment, each control mode corresponds to a preset priority, and the step S300 specifically includes the step S301:
and S301, controlling the air conditioning system to work according to the preset priority of each control mode and the target control mode.
In this embodiment, since the state information of the air in the vehicle, the environmental information of the location of the vehicle, and the target condition information of the vehicle may trigger the triggering conditions of the plurality of control modes at the same time, in order to prevent control conflicts between the control modes, it is necessary to set corresponding priorities for the respective control modes according to different importance levels of the driving safety of the vehicle in the specific application scenarios of the respective control modes.
If only one target control mode is determined in step S200, controlling the air conditioning system to operate according to the control mode; and if the target control modes are multiple, controlling the air conditioning system to work according to the target control modes in sequence according to the corresponding preset priorities of the target control modules.
In the embodiment, the current state information of air in the vehicle, the current environment information of the position of the vehicle and the target working condition information of the vehicle are obtained firstly; then determining a matched target control mode according to the current state information, the current environment information, the target working condition information and the corresponding relation between the control mode and the target information; and controlling the air conditioning system to work according to the preset priority of each control mode and the target control mode. And linking the air state in the vehicle, the external environment information of the vehicle and the actual target working condition information in the vehicle, and flexibly and intelligently controlling the air conditioning system to execute a corresponding mode by combining the priority.
In an embodiment of the present invention, the air conditioning system includes an air conditioner and an air purifier, and the air conditioner has two operation modes, i.e., an internal circulation mode and an external circulation mode.
Optionally, in an embodiment, the plurality of control modes include at least a defrost mode, an in-vehicle temperature safety control mode, a telephone noise reduction mode, an air quality control mode, and a smoking mode.
The defrosting mode is a control mode for controlling the air conditioner to defrost, and particularly, a front defrosting function of the air conditioning system is automatically turned on so as to guarantee the sight line of a driver and the driving safety.
Specifically, the defrost mode includes: and when the vehicle speed is greater than zero, if the humidity value in the vehicle is greater than or equal to a preset humidity threshold value, starting the defrosting function of the air conditioner. Namely, under the working condition of driving, if the humidity in the vehicle is high, the defrosting function of the air conditioner is started to automatically defrost the front window, so that the sight line of a driver and the driving safety are ensured; the preset humidity threshold value is a calibration value and can be specifically set according to actual conditions.
The in-car temperature safety control mode is a control mode for automatically turning on an air conditioner to cool so as to avoid casualty accidents caused by mistakenly locking cars by people, pets and the like in summer.
Specifically, the in-vehicle temperature safety control mode includes: and when the vehicle speed is equal to zero, if any one seat pressure value is greater than or equal to a preset pressure threshold value, and the temperature value in the vehicle is greater than or equal to a preset temperature threshold value, the air conditioner is started to cool. Namely, under the parking working condition, if the pressure value of the seat in the vehicle is detected to exceed the preset pressure threshold value, the fact that personnel, pets and the like are mistakenly located in the vehicle is judged, and therefore the air conditioner is started to cool under the condition that the temperature in the vehicle is high; the preset temperature threshold value is a calibration value and can be specifically set according to actual conditions.
The telephone noise reduction mode is a control mode for automatically reducing the air volume of the air conditioner to a preset position below the gear, so that noise is reduced, and conversation experience is improved.
Specifically, the phone noise reduction mode includes: when a signal for communication of the mobile terminal is detected, if the air volume gear of the air conditioner is higher than a preset gear, controlling the air conditioner to reduce the air volume gear to the preset gear; and detecting a signal that the mobile terminal finishes communication, and controlling the air conditioner to restore the air volume gear to the state before the communication signal is detected. The preset gear is an air conditioner air volume gear which does not influence a driver and passengers to call a telephone. The telephone noise reduction mode is that when a driver and a passenger are detected to answer a telephone, if the current air volume gear of the air conditioner is too high, the air volume gear is adjusted to a preset gear; when a driver and a passenger are detected to answer the phone, if the current air volume gear of the air conditioner is not higher than a preset gear, the current air volume gear is maintained; when the driver hangs up the telephone, the air-conditioning air volume is restored to the state before the telephone is called. The preset gear is a calibration value, for example, 1 gear, and can be specifically set according to actual conditions.
In practical applications, the bluetooth module of the vehicle may be used to detect the operation information of the driver and the passenger for answering the phone call.
And when the air quality control mode is a control mode for controlling the air conditioner to operate in an inner circulation mode when entering an area with poor air, such as a vehicle tail gas gathering area, so as to prevent the vehicle tail gas from polluting the environment in the vehicle.
Specifically, the air quality control mode includes: when the vehicle is determined to drive into a preset area according to the environmental information, controlling the air conditioner to work in an internal circulation mode; when the vehicle is determined to drive away from the preset area according to the environmental information, controlling the air conditioner to recover to a circulation mode before the vehicle drives into the preset area; the preset area is a vehicle tail gas gathering area.
The preset area is a vehicle exhaust gathering area, namely an area with high exhaust concentration. The air quality control mode is that when the region with higher concentration of the tail gas input by the vehicle is judged, the air conditioner is controlled to work in an inner circulation mode, so that the tail gas of the vehicle in the external environment is prevented from polluting the environment in the vehicle; and when the vehicle drives away from the region with higher concentration of the tail gas, controlling the air conditioner to work according to a circulation mode before the vehicle drives into the region with higher concentration of the tail gas. In practical application, the preset area may be a tunnel, an underground garage, a parking lot or a congested road section.
The smoking mode is a control mode that the air purifier is started to purify air in the vehicle and the air conditioner is controlled to operate in an external circulation mode so as to accelerate the discharge of smoke out of the vehicle.
Specifically, the smoking mode includes: and when the smoke content in the vehicle is greater than or equal to the smoke content threshold value, controlling the air purification device to be started, and controlling the air conditioner to work in an external circulation mode.
The smoke content threshold is a defined value for judging whether the smoke content of the air in the vehicle exceeds the standard or not, and when the smoke content in the vehicle is greater than or equal to the smoke content threshold, the smoke content exceeds the standard, drivers and passengers are likely to smoke, so that the air purification device is controlled to be started, and the air conditioner is controlled to work in an external circulation mode to quickly discharge smoke out of the vehicle. Wherein, the smoke content threshold value is a calibration value and can be specifically set according to the actual condition.
In practical applications, the air purification device is a PM2.5 filter, and the smoking mode specifically includes: when the vehicle-mounted face recognition system detects that a driver and a passenger smoke, and when the PM2.5 detection sensor detects that a smoke content signal in the vehicle is higher than a smoke content threshold value, the PM2.5 filter is automatically opened, and the air conditioner is switched to an external circulation mode.
In this embodiment, air condition in the car, vehicle external environment information and the interior actual target operating mode information of vehicle link, the priority of reunion, it is nimble, control air conditioning system carries out the control mode that corresponds intelligently, thereby realize automatic defrosting in order to guarantee driver's sight and safety of traveling pertinence, avoid personnel, pet etc. cause the casualty accident in the mistake lock car, reduce the air conditioner noise and experience in order to promote the conversation, prevent that vehicle tail gas from polluting the interior environment of car and being convenient for the effect of personnel's smoking in the car, the operation mode machinery of air conditioning system in the current vehicle has also been solved, it is single, bring inconvenient problem for the user easily.
Optionally, in one embodiment, the environmental information includes congestion conditions, light intensity outside the vehicle; the air quality control mode specifically includes:
when the current time is in the daytime, if the light intensity outside the vehicle is reduced to a state lower than a preset light intensity threshold value from a state higher than the preset light intensity threshold value within a preset time length, determining that the vehicle enters a preset area, and controlling the air conditioner to work in an internal circulation mode;
when the current time is in the daytime, if the light intensity outside the vehicle is increased to a state higher than the preset light intensity threshold value from a state lower than the preset light intensity threshold value within a preset time length, determining that the vehicle drives away from the preset area, and controlling the air conditioner to recover to a circulation mode before driving into the preset area;
when the current time belongs to night, if the light intensity outside the vehicle is increased to a state higher than a preset light intensity threshold value from a state lower than the preset light intensity threshold value within a preset time length, determining that the vehicle drives into a preset area, and controlling the air conditioner to work in an internal circulation mode;
when the current time belongs to night, if the light intensity outside the vehicle is reduced to a state lower than the preset light intensity threshold value from a state higher than the preset light intensity threshold value within a preset time length, determining that the vehicle drives away from the preset area, and controlling the air conditioner to recover to a circulation mode before driving into the preset area;
if the vehicle drives into a congested road section, controlling the air conditioner to work in an internal circulation mode; and if the vehicle drives away from the congested road section, controlling the air conditioner to recover to a circulation mode before the vehicle drives into the congested road section.
In the above embodiment, in daytime, if the light intensity outside the vehicle is reduced from a state higher than the preset light intensity threshold value to a state lower than the preset light intensity threshold value within the preset time period, it is determined that the light intensity outside the vehicle is obviously weakened within a short time, which indicates that the vehicle may enter places with unsmooth airflow, such as tunnels, underground garages, and the like, and the vehicle tail gas collected in these places is prevented from polluting the air inside the vehicle, so that the air conditioner is controlled to operate in an internal circulation mode; in the daytime, if the light intensity outside the vehicle is increased from a state lower than the preset light intensity threshold value to a state higher than the preset light intensity threshold value within the preset time period, the light intensity outside the vehicle is judged to be obviously enhanced within a short time, which indicates that the vehicle may leave places with unsmooth airflow, such as tunnels, underground garages and the like, and in order to meet the use requirements of drivers and passengers, the air conditioner is controlled to be recovered to a circulation mode before entering the places with unsmooth airflow. The preset duration and the preset light intensity threshold are calibrated values and can be specifically set according to actual conditions. For example, the preset time period may be set to 5 s.
In the above embodiment, at night, if the light intensity outside the vehicle rises from a state lower than the preset light intensity threshold to a state higher than the preset light intensity threshold within the preset duration, it is determined that the light intensity outside the vehicle is significantly increased within a short time, which indicates that the vehicle may enter places with unsmooth airflow, such as tunnels, underground garages, etc., and the air conditioner is controlled to operate in an internal circulation mode in order to avoid the tail gas of the vehicle collected in these places from polluting the air inside the vehicle; at night, if the light intensity outside the vehicle is reduced to a state lower than the preset light intensity threshold value from a state higher than the preset light intensity threshold value within the preset time, the light intensity outside the vehicle is judged to be obviously weakened within a short time, the vehicle possibly drives away from places with unsmooth airflow, such as tunnels, underground garages and the like, and in order to meet the use requirements of drivers and passengers, the air conditioner is controlled to be restored to a circulation mode before driving into the places with unsmooth airflow. The preset duration and the preset light intensity threshold are calibrated values and can be specifically set according to actual conditions. For example, the preset time period may be set to 5 s.
In the above embodiment, when it is determined that the vehicle enters the congested road section according to the navigation system of the vehicle, the air conditioner is controlled to operate in the internal circulation mode, so that high-concentration exhaust gas in the congested road section is prevented from polluting air in the vehicle; and when the vehicle is judged to be driven away from the congested road section according to the navigation system, the air conditioner is controlled to be recovered to the circulation mode before the vehicle is driven into the congested road section so as to meet the use requirements and use habits of drivers and passengers.
Optionally, in a specific embodiment, when the vehicle speed is equal to zero, the priorities of the in-vehicle temperature safety control mode, the telephone noise reduction mode and the smoking mode are sequentially decreased; when the vehicle speed is greater than zero, the priorities of the defrosting mode, the telephone noise reduction mode, the air quality control mode and the smoking mode are sequentially reduced.
In the above embodiment, the defrosting mode and the air quality control mode are modes for a driving condition, the in-vehicle temperature safety control mode is a mode for a parking condition, and the telephone noise reduction mode and the smoking mode are modes for a parking condition and a driving condition.
Under the parking working condition, the temperature in the vehicle is strongly related to the safety of drivers and passengers, so that the priority of the safety control mode of the temperature in the vehicle is the highest and can be defined as one level; whether noise reduction is carried out on the call-in telephone only affects the contact between the passenger and the outside in a short time, so the priority of the noise reduction mode of the telephone can be set as two levels; the smoke content caused by smoking has relatively low subjective influence on drivers and passengers, so the smoking mode has lower priority and can be set to be three levels.
Under the driving condition, the humidity in the vehicle is strongly related to the driving vision and the driving safety, so that the priority of the defrosting mode is highest and can be defined as first level; whether noise reduction is carried out on the call-in telephone only affects the contact between the passenger and the outside in a short time, so the priority of the noise reduction mode of the telephone can be set as two levels; the tail gas of the vehicle has greater harm to human bodies than smoke dust, so the priority of the air quality control mode is lower than that of the telephone noise reduction mode, and the mode can be set to be three levels; the smoke content caused by smoking has relatively low subjective influence on drivers and passengers, so the priority of the smoking mode is lower than that of the air quality control mode, and the smoking mode can be set to four levels.
In addition, the control method of the air conditioning system provided by the embodiment of the invention can be started and closed according to the selection of the driver and the crew, namely, the driver and the crew can select whether to execute the control method of the air conditioning system; when receiving a starting instruction of a driver and a passenger, the vehicle executes the control method of the air conditioning system; and when receiving the closing instruction of the driver and the passengers, the vehicle does not execute the control method of the air conditioning system.
Referring to fig. 2, fig. 2 is a schematic diagram illustrating an implementation of a control method of an air conditioning system according to an embodiment of the present invention. As shown in fig. 2, the control method is completed by the central processing unit 21, the system switch 22, the humidity sensor 23, the rainfall sensor 24, the seat pressure sensor 25, the in-vehicle temperature sensor 26, the multimedia main body 27, the in-vehicle face recognition system 28, the PM2.5 detection sensor 29, the PM2.5 filter 31 and the air conditioner controller 31.
The central processing unit 21 may be installed inside a vehicle instrument, and the central processing unit 21 is provided therein with a receiving terminal 211, a comparison and determination module 212, a logic control module 213, and an output terminal 214; a receiving terminal 211, which is used for connecting with a degree sensor 23, a rainfall sensor 24, a seat pressure sensor 25, an in-vehicle temperature sensor 26, a multimedia main body 27, a vehicle-mounted face recognition system 28 and a PM2.5 detection sensor 29, so as to acquire signals of state information, vehicle working conditions and environmental information; a comparison and determination module 212, configured to compare the acquired signal with a set valve threshold and output a comparison result; a logic control module 213, configured to select a control mode according to the determination result of the comparison and determination module, and output a control signal; and an output terminal 214 connected to operating devices such as the PM2.5 filter and the air conditioner controller, for outputting a control signal to the logic control module 213 to control the operating devices.
The system switch 22 is used to control the on and off of the system, that is, to control whether the vehicle executes the control method of the air conditioning system.
The humidity sensor 23 is used for detecting the humidity in the vehicle, specifically, detecting the humidity near the front windshield glass; preferably, the humidity sensor 23 is mounted in the vicinity of the windshield in the vehicle.
The rain sensor 24 is used to detect the external brightness, and may be installed near the interior rear view mirror.
The seat pressure sensor 25 is used for acquiring a seat pressure signal, further acquiring a seat pressure value, and judging whether a person stays in the vehicle or not through the seat pressure value.
And an in-vehicle temperature sensor 26 for detecting the in-vehicle temperature in real time.
The multimedia host 27 includes a bluetooth module for detecting a call receiving and making behavior of a driver and a navigation module for detecting a road congestion condition signal.
The vehicle-mounted face recognition system 28 is used for detecting smoking behaviors of people in the vehicle.
The PM2.5 detection sensor 29 is used for detecting a smoke content signal in the vehicle.
The PM2.5 filter 30 is used for purifying the smoke content of the air in the vehicle; the air conditioner controller 31 is used for controlling the specific operation of the air conditioner according to the control information outputted from the output terminal 214.
Referring to fig. 3, fig. 3 is a flowchart illustrating an execution of a control method of an air conditioning system according to an embodiment of the present invention, including steps S301 to S305.
As shown in fig. 3, in step S301, when the occupant turns on the system switch, the system is started and the vehicle executes the subsequent process; when the driver and the crew close the system switch, the system is closed, and the vehicle does not execute the subsequent process;
in step S302, a receiving terminal in the central processing unit collects in-vehicle humidity signals from the humidity sensor, collects external light signals from the rainfall sensor, and simultaneously obtains cushion pressure signals of each seat collected by the seat pressure sensor, obtains in-vehicle temperature signals collected by the in-vehicle temperature sensor, obtains in-vehicle smoke content signals detected by the 6PM2.5 detection sensor, obtains detection results of smoking behaviors of drivers and passengers by the vehicle-mounted face recognition system, obtains detection results of telephone calls made by the bluetooth module to the driver, and obtains road congestion condition signals detected by the navigation module, and inputs the road congestion condition signals to the comparison and determination module;
in step S303, the comparison and determination module compares each path of signal acquired by the receiving terminal with a corresponding signal threshold, and outputs a comparison result; the method comprises the following steps of comparing a humidity signal in the automobile with a preset humidity threshold value, comparing an external light signal with a preset light intensity threshold value, comparing seat pressure signals of all seats with a preset pressure threshold value, comparing a temperature signal in the automobile with a preset temperature threshold value, and comparing a smoke content signal in the automobile with a preset smoke content threshold value; meanwhile, whether the driver or the passenger smokes is judged according to the detection of the face recognition system on whether the driver or the passenger smokes; according to the detection of the Bluetooth module on the behavior of calling and answering of the driver, whether the driver and the passenger have the behavior of calling and answering is judged; and determining whether the road is in the congested road section according to the road congestion working condition signal detected by the navigation module.
In step S304, the logic control module selects a matching control mode according to the comparison result determined by the comparison and determination module, and sends a signal corresponding to the control mode to the output terminal;
in step S305, a signal is output from the output terminal according to the control mode, and an air conditioning system such as air purification and an air conditioning controller is controlled to execute according to a strategy.
Another objective of the present invention is to provide a control device of an air conditioning system, which is applied to a vehicle, where the vehicle includes the air conditioning system, the air conditioning system has multiple control modes, a corresponding relationship is established between each control mode and target information, and the target information at least includes one of state information of air inside the vehicle, environmental information of a location where the vehicle is located, and target operating condition information of the vehicle, where please refer to fig. 4, fig. 4 shows a schematic structural diagram of the control device of the air conditioning system according to an embodiment of the present invention, where the device includes:
the obtaining module 41 is configured to obtain current state information of air in the vehicle, current environment information of a position where the vehicle is located, and target working condition information of the vehicle;
a determining module 42, configured to determine a target control mode according to the current state information, the current environment information, the target working condition information, and the corresponding relationship;
and the control module 43 is used for controlling the air conditioning system to work according to the target control mode.
In the device according to the embodiment of the present invention, an obtaining module 41 first obtains current state information of air in a vehicle, current environment information of a position where the vehicle is located, and target working condition information of the vehicle; then, the determining module 42 determines a target control mode according to the current state information, the current environment information, the target working condition information and the corresponding relation; and then the control module 43 controls the air conditioning system to work according to the target control mode. The air state in the vehicle, the external environment information of the vehicle and the actual target working condition information in the vehicle are linked, and the air conditioning system is flexibly and intelligently controlled to execute a corresponding mode, so that the problems that the operation mode of the air conditioning system in the existing vehicle is mechanical and single, and inconvenience is easily brought to a user are solved.
Optionally, in the control device, each control mode corresponds to a preset priority;
the control module 43 is specifically configured to control the air conditioning system to work according to the preset priority of each control mode and the target control mode.
Another objective of the present invention is to provide a vehicle, where the vehicle includes an air conditioning system, the air conditioning system has multiple control modes, a corresponding relationship is established between each control mode and target information, the target information at least includes one of state information of air inside the vehicle, environmental information of a location where the vehicle is located, and target operating condition information of the vehicle, and the vehicle includes a control device of the air conditioning system.
The technical details and advantages relating to the above-described device and vehicle have been set forth in detail in the above-described method and will not be described again here.
In summary, according to the control method and device for the air conditioning system and the vehicle, the air conditioning system has multiple control modes, a corresponding relationship is established between each control mode and target information, the target information at least comprises one of state information of air in the vehicle, environment information of the position of the vehicle and target working condition information of the vehicle, and current state information of the air in the vehicle, current environment information of the position of the vehicle and the target working condition information of the vehicle are obtained first; then determining a matched target control mode according to the current state information, the current environment information, the target working condition information and the corresponding relation; and controlling the air conditioning system to work according to the target control mode. The air state in the vehicle, the external environment information of the vehicle and the actual target working condition information in the vehicle are linked, and the air conditioning system is flexibly and intelligently controlled to execute a corresponding mode, so that the problems that the operation mode of the air conditioning system in the existing vehicle is mechanical and single, and inconvenience is easily brought to a user are solved.
It is clear to those skilled in the art that, for convenience and brevity of description, the specific working processes of the above-described systems, apparatuses and units may refer to the corresponding processes in the foregoing method embodiments, and are not described herein again.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A control method of an air conditioning system is applied to a vehicle, the vehicle comprises the air conditioning system, the air conditioning system has a plurality of control modes, a corresponding relation is established between each control mode and target information, the target information at least comprises one of state information of air in the vehicle, environment information of the position of the vehicle and target working condition information of the vehicle, and the method comprises the following steps:
acquiring current state information of air in a vehicle, current environment information of the position of the vehicle and target working condition information of the vehicle;
determining a target control mode according to the current state information, the current environment information, the target working condition information and the corresponding relation;
and controlling the air conditioning system to work according to the target control mode.
2. The control method according to claim 1, wherein each control mode corresponds to a preset priority;
the controlling the air conditioning system to work according to the target control mode comprises the following steps:
and controlling the air conditioning system to work according to the preset priority of each control mode and the target control mode.
3. The control method according to claim 2, wherein the state information includes at least an in-vehicle temperature value, an in-vehicle humidity value, and a smoke content; the target working condition information at least comprises a vehicle speed, a seat pressure value and a communication signal of a mobile terminal in communication connection with the vehicle.
4. The control method according to claim 3, wherein the plurality of control modes include at least a defrost mode, an in-vehicle temperature safety control mode, a telephone noise reduction mode, an air quality control mode, and a smoking mode.
5. The control method according to claim 4, wherein the air conditioning system includes an air conditioner and an air purifier;
the defrost mode includes: when the vehicle speed is greater than zero, if the humidity value in the vehicle is greater than or equal to a preset humidity threshold value, starting a defrosting function of the air conditioner;
the in-vehicle temperature safety control mode comprises the following steps: when the vehicle speed is equal to zero, if the pressure value of any one seat is greater than or equal to a preset pressure threshold value, and the temperature value in the vehicle is greater than or equal to a preset temperature threshold value, starting the air conditioner for cooling;
the phone noise reduction mode comprises: when a signal that the mobile terminal carries out communication is detected, if the air volume gear of the air conditioner is higher than a preset gear, controlling the air conditioner to reduce the air volume gear to the preset gear; when a signal that the mobile terminal finishes communication is detected, the air conditioner is controlled to restore the air volume gear to the state before the communication signal is detected;
the air quality control mode includes: when the vehicle is determined to drive into a preset area according to the environmental information, controlling the air conditioner to work in an internal circulation mode; when the vehicle is determined to drive away from the preset area according to the environmental information, controlling the air conditioner to recover to a circulation mode before the vehicle drives into the preset area; the preset area is a vehicle tail gas gathering area;
the smoking mode comprises: and when the smoke content in the vehicle is greater than or equal to the smoke content threshold value, controlling the air purification device to be started, and controlling the air conditioner to work in an external circulation mode.
6. The control method according to claim 5, wherein the environmental information includes congestion conditions, light intensity outside the vehicle; the air quality control mode specifically includes:
when the current time is in the daytime, if the light intensity outside the vehicle is reduced to a state lower than a preset light intensity threshold value from a state higher than the preset light intensity threshold value within a preset time length, determining that the vehicle enters a preset area, and controlling the air conditioner to work in an internal circulation mode;
when the current time is in the daytime, if the light intensity outside the vehicle is increased to a state higher than the preset light intensity threshold value from a state lower than the preset light intensity threshold value within a preset time length, determining that the vehicle drives away from the preset area, and controlling the air conditioner to recover to a circulation mode before driving into the preset area;
when the current time belongs to night, if the light intensity outside the vehicle is increased to a state higher than a preset light intensity threshold value from a state lower than the preset light intensity threshold value within a preset time length, determining that the vehicle drives into a preset area, and controlling the air conditioner to work in an internal circulation mode;
when the current time belongs to night, if the light intensity outside the vehicle is reduced to a state lower than the preset light intensity threshold value from a state higher than the preset light intensity threshold value within a preset time length, determining that the vehicle drives away from the preset area, and controlling the air conditioner to recover to a circulation mode before driving into the preset area;
if the vehicle drives into a congested road section, controlling the air conditioner to work in an internal circulation mode; and if the vehicle drives away from the congested road section, controlling the air conditioner to recover to a circulation mode before the vehicle drives into the congested road section.
7. The control method according to claim 4, characterized in that, when a vehicle speed is equal to zero, priorities of the in-vehicle temperature safety control mode, the telephone noise reduction mode, and the smoking mode are sequentially reduced; when the vehicle speed is equal to zero, the priorities of the defrosting mode, the telephone noise reduction mode, the air quality control mode and the smoking mode are sequentially reduced.
8. A control device of an air conditioning system is applied to a vehicle, the vehicle comprises the air conditioning system, the air conditioning system has a plurality of control modes, a corresponding relation is established between each control mode and target information, the target information at least comprises one of state information of air in the vehicle, environment information of the position of the vehicle and target working condition information of the vehicle, and the device comprises:
the system comprises an acquisition module, a storage module and a processing module, wherein the acquisition module is used for acquiring current state information of air in a vehicle, current environment information of the position of the vehicle and target working condition information of the vehicle;
the determining module is used for determining a target control mode according to the current state information, the current environment information, the target working condition information and the corresponding relation;
and the control module is used for controlling the air conditioning system to work according to the target control mode.
9. The control device of claim 8, wherein each control mode corresponds to a preset priority;
the control module is specifically used for controlling the air conditioning system to work according to the preset priority of each control mode and the target control mode.
10. A vehicle, characterized in that the vehicle comprises an air conditioning system, the air conditioning system has a plurality of control modes, a corresponding relationship is established between each control mode and target information, the target information at least comprises one of state information of air in the vehicle, environmental information of the vehicle position and target working condition information of the vehicle, and the vehicle further comprises a control device of the air conditioning system according to claim 8 or 9.
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