CN107176006B - Intelligent controller for adjusting air circulation in vehicle - Google Patents
Intelligent controller for adjusting air circulation in vehicle Download PDFInfo
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- CN107176006B CN107176006B CN201610138044.XA CN201610138044A CN107176006B CN 107176006 B CN107176006 B CN 107176006B CN 201610138044 A CN201610138044 A CN 201610138044A CN 107176006 B CN107176006 B CN 107176006B
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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
- B60H1/00814—Control systems or circuits characterised by their output, for controlling particular components of the heating, cooling or ventilating installation
- B60H1/00821—Control systems or circuits characterised by their output, for controlling particular components of the heating, cooling or ventilating installation the components being ventilating, air admitting or air distributing devices
- B60H1/00835—Damper doors, e.g. position control
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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
- B60H1/00764—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 a vehicle driving condition, e.g. speed
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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
- B60H1/00764—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 a vehicle driving condition, e.g. speed
- B60H1/00771—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 a vehicle driving condition, e.g. speed the input being a vehicle position or surrounding, e.g. GPS-based position or tunnel
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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
- B60H1/00785—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 by the detection of humidity or frost
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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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- 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
- B60H1/00807—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 a specific way of measuring or calculating an air or coolant temperature
Abstract
The invention discloses an intelligent controller for regulating air circulation in an automobile, which is used for regulating the air circulation in the automobile and comprises the following components: the sensor signal processing unit is used for receiving and processing a sensing signal acquired by a vehicle sensor; the bus communication unit is used for receiving bus signals sent by other body modules from the bus; and the central operation processing unit is used for acquiring the sensing signal from the sensor signal processing unit, acquiring the bus signal from the bus communication unit, and outputting a control output signal and a real-time feedback signal after processing. The circulating air door motor is controlled by outputting a control output signal, and a real-time feedback signal is output and fed back to passengers, so that the energy consumption of the automobile can be effectively saved, and the comfort and the safety of driving can be greatly improved.
Description
Technical Field
The invention relates to the technical field of automobile industry, in particular to an intelligent controller capable of adaptively adjusting air circulation in an automobile.
Background
At present, automobiles become common daily transportation tools, and work and life of people are closely related to the automobiles every moment. The coming of the automobile era brings huge social progress, promotes the rapid development of national economy, and draws the distance between people and places. However, with more and more families having automobiles, social problems such as urban congestion and environmental pollution are brought, especially the environmental pollution problem, the air environment of the city is increasingly poor due to the exhaust emission of the automobiles, the content of PM2.5 is increasingly high, and therefore, the automobile exhaust emission-based air purification system not only has a great influence on the daily life of urban residents, but also is a vehicle which often runs on the road, is often located in a narrow space and is more seriously influenced by automobile exhaust.
The automobile runs on the road, and the vehicle exhaust is the most concentrated place on the road, so that the harm of the vehicle exhaust to people can not be avoided no matter the vehicle is windowed or externally circulated; and the external circulation is closed, because the space of the automobile is narrow and the air circulation is not smooth, the air quantity in the automobile is not much, and in addition, the cross contamination among passengers in the automobile is serious, and the harm degree of harmful gas in the automobile exceeding the standard is larger than the harm degree of harmful gas in the house to human bodies. When the concentration of carbon dioxide in the air reaches 0.5%, people can feel uncomfortable, such as headache, dizziness and the like.
Most automobiles regulate air in the automobiles by opening and closing external circulation and opening and closing windows according to personal judgment during running, the safety of drivers and passengers can be affected in some emergency states, and tragedy can be caused in severe cases.
Therefore, the air circulation state in the automobile not only relates to the comfortable safety of driving and riding, but also influences the driving oil consumption of the automobile, so that how to reasonably and effectively regulate the air circulation in the automobile is a topic with important significance.
Disclosure of Invention
The invention aims to solve the problem that the air circulation in a vehicle needs to be adjusted according to personal judgment during the running of the vehicle, and provides an intelligent controller for adjusting the air circulation in the vehicle, which can intelligently adjust the state of the air circulation in the vehicle according to the change of environmental conditions.
The invention provides an intelligent controller for regulating air circulation in an automobile, which is used for regulating the air circulation in the automobile, wherein the automobile comprises various sensors, other automobile body modules and vehicle-mounted audio-visual equipment, and the intelligent controller comprises:
the sensor signal processing unit is used for receiving and processing a sensing signal acquired by the vehicle sensor;
the bus communication unit is used for receiving bus signals sent by other vehicle body modules from the bus;
the central operation processing unit is used for acquiring a sensing signal from the sensor signal processing unit, acquiring a bus signal from the bus communication unit, and outputting a control output signal and a real-time feedback signal after processing;
the control output unit is used for receiving the control output signal output by the central operation processing unit and converting the control output signal into an actual control signal of the circulating air door motor so as to control the circulating air door motor to achieve a required in-vehicle circulation state;
and the man-machine interaction unit is used for receiving an operation instruction of a passenger, forwarding the operation instruction to the central operation processing unit, controlling the central operation processing unit to switch into a working mode corresponding to the operation instruction, receiving a real-time feedback signal output by the central operation processing unit, and feeding the real-time feedback signal back to the passenger through an external vehicle-mounted audio-visual device.
Further, in the technical solution of the present invention, the intelligent controller further includes an information storage unit, which is used for storing the air quality information of the specific route interval, so as to determine in advance whether the frequent highly polluted area exists on the route selected and navigated by the customer.
Further, in the technical solution of the present invention, the sensor signal processing unit includes:
the gain filtering unit is used for carrying out gain filtering on the sensing signals of the vehicle sensor;
and the analog-to-digital conversion unit is used for performing analog-to-digital conversion on the gain-filtered sensing signal and converting the gain-filtered sensing signal into a digital sensing signal.
Furthermore, in the technical scheme of the invention, the central processing unit comprises a safety coefficient calculation unit, a comfort coefficient calculation unit, a comparison unit, a safety control layer, a comfort control layer and an economic control layer.
Further, in the technical solution of the present invention, the controller further includes a power management unit, which is used for supplying power to other units in the controller.
Further, in the technical solution of the present invention, the sensing signal received and processed by the sensor signal processing unit is from one or more of an ambient temperature sensor, an in-vehicle temperature sensor, an air-conditioning pressure sensor, an air humidity sensor, and an air quality sensor disposed on the vehicle.
Further, in the technical solution of the present invention, the bus signal sent by the other body modules from the bus received by the bus communication unit includes one or more of a vehicle speed signal sent by the engine control unit, an engine speed signal, and a GPS real-time positioning signal sent by the vehicle-mounted GPS unit.
Furthermore, in the technical solution of the present invention, the signals input to the central processing unit include a GPS signal provided by a GPS unit, an ambient temperature, a relative humidity, an illumination intensity, an engine coolant temperature, an in-vehicle temperature, an air-conditioning outlet temperature, an evaporator temperature, an air quality, an air-conditioning pressure provided by a sensor unit, an engine state, a compressor state, a vehicle speed, and an entire vehicle electric quantity signal provided by a bus communication unit, a client key operation signal provided by a human-computer interaction unit, and a stored air quality information signal provided by an information storage unit.
Furthermore, in the technical scheme of the invention, the safety coefficient calculation unit acquires the sensing signal from the sensor signal processing unit and calculates the current safety coefficient; the comfort coefficient calculation unit acquires a sensing signal from the sensor signal processing unit and calculates a current comfort coefficient; the comparison unit receives the safety coefficient and the comfort coefficient output by the safety coefficient calculation unit and the comfort coefficient calculation unit, compares the safety coefficient and the comfort coefficient with the standard safety coefficient and the standard comfort coefficient set in the comparison unit, selects the corresponding control layer to perform operation processing, and outputs a control output signal and a real-time feedback signal.
Further, in the technical scheme of the present invention, in the comparison and judgment performed by the comparison unit, if the safety factor is smaller than the first standard safety factor a, the security control layer always performs the operation processing; and if the safety coefficient is greater than or equal to the first standard safety coefficient A, entering the comfort control layer for operation processing.
Further, in the technical scheme of the invention, in the comparison and judgment of the comparison unit, if the safety coefficient is greater than or equal to the second standard safety coefficient B and the comfort coefficient is less than the first standard comfort coefficient C, the comfort control layer is always in the comfort control layer for operation processing; and if the safety coefficient is smaller than a second standard safety coefficient B, re-entering the safety control layer for operation processing.
Further, in the technical scheme of the invention, in the comparison and judgment of the comparison unit, if the safety coefficient is greater than or equal to a second standard safety coefficient B and the comfort coefficient is greater than or equal to a first standard comfort coefficient C, the economic control layer is entered for operation processing; and if the safety coefficient is greater than or equal to a second standard safety coefficient B and the comfort coefficient is greater than or equal to a second standard comfort coefficient D, the economic control layer is always in the state of carrying out operation processing.
Further, in the technical scheme of the invention, in the comparison and judgment of the comparison unit, if the safety coefficient is greater than or equal to a second standard safety coefficient B and the comfort coefficient is less than a second standard comfort coefficient D, the comfort control layer is entered again for operation processing; and if the safety coefficient is smaller than a second standard safety coefficient B, re-entering the safety control layer for operation processing.
Further, in the technical solution of the present invention, in the comparison and determination performed by the comparison unit, the first standard safety factor a is greater than the second standard safety factor B, and the first standard comfort factor C is greater than the second standard comfort factor D.
Further, in the technical solution of the present invention, in the comparing and determining, the safety factor is obtained by weighted calculation according to an input condition signal affecting safe driving, and the input condition signal affecting safe driving includes: the carbon dioxide concentration in the automobile is too high due to the fact that the complete internal circulation of the automobile exceeds a certain time, the air quality outside the automobile is in a high pollution state, the humidity in the automobile is too high, window fogging is caused, and/or the pressure of an air conditioning system is too high, so that a compressor is damaged.
Further, in the technical solution of the present invention, in the comparison and determination performed by the comparison unit, the comfort coefficient is determined by calculating a difference between an actual temperature and a target temperature in the vehicle.
According to the intelligent controller for regulating air circulation in the vehicle, the central operation processing unit acquires the sensing signal from the sensor signal processing unit, the bus communication unit acquires the bus signal, the circulating air door motor is controlled by processing and outputting the control output signal, and the real-time feedback signal is fed back to passengers, so that the energy consumption of the vehicle can be effectively saved, and the comfort and the safety of driving can be greatly improved.
Drawings
Fig. 1 is a block diagram of an intelligent controller according to the present invention.
FIG. 2 is a block diagram of an input/output system of the intelligent controller of the present invention.
Fig. 3 is a block diagram of a sensor signal processing unit of the intelligent controller according to the present invention.
FIG. 4 is a block diagram of a CPU of the intelligent controller of the present invention.
Fig. 5 is a state transition diagram of each control unit of the intelligent controller of the present invention.
Detailed Description
The technical solutions of the present invention will be further described in detail with reference to the accompanying drawings and examples, which are not intended to limit the present invention.
The structure schematic diagram of the intelligent controller for adaptively adjusting the air circulation in the vehicle is shown in fig. 1, and the intelligent controller comprises a central operation processing unit 5, a sensor signal processing unit 1, a man-machine interaction unit 2, a bus communication unit 3, a control output unit 6, an information storage unit 7 and a power supply management unit 4 for supplying power to all units, wherein the sensor signal processing unit 1, the man-machine interaction unit 2, the bus communication unit 3, the control output unit 6 and the information storage unit 7 are respectively connected with the central operation processing unit 5.
The sensor signal processing unit 1 is mainly used for receiving and processing sensing signals acquired by vehicle sensors, and the sensors include an ambient temperature sensor, an in-vehicle temperature sensor, an air conditioner pressure sensor, an air humidity sensor, an air quality sensor and the like. The sensing signals collected by these sensors are processed by gain filtering, analog-to-digital conversion and other relevant processes in the sensor signal processing unit 1, and then sent to the central operation processing unit 5 as the input of logic judgment and algorithm operation.
Specifically, as shown in fig. 3, the sensor signal processing unit 1 includes a gain filtering unit 11 and an analog-to-digital conversion unit 12, where the gain filtering unit 11 receives a sensing signal of a vehicle sensor and performs gain filtering, and the analog-to-digital conversion unit 12 performs analog-to-digital conversion on the gain-filtered sensing signal and converts an analog sensing signal into a digital sensing signal.
The man-machine interaction unit 2 is used for instruction interaction between the intelligent controller and passengers, receives operation instructions from users, transmits the operation instructions to the central processing unit 5, is connected with the vehicle-mounted audio-visual equipment, and feeds back real-time feedback signals fed back by the central processing unit 5 to the passengers through the vehicle-mounted audio-visual equipment.
The bus communication unit 3 is used for receiving bus signals sent by other vehicle body modules from the bus, such as information of vehicle speed, engine rotating speed and the like sent by an engine control unit, GPS real-time positioning information and the like sent by a vehicle-mounted GPS unit, and the bus signals are sent to the central operation processing unit 5 to be used as input of logic judgment and algorithm operation.
The central arithmetic processing unit 5 is the core of the intelligent controller, which establishes a hierarchical intelligent in-vehicle air circulation control algorithm model based on dynamic energy balance and capable of self-adapting adjustment, and the input signals obtained from other units, as shown in fig. 2, include the GPS signal provided by the GPS unit, the ambient temperature, relative humidity, illumination intensity, engine coolant temperature, in-vehicle temperature, air conditioner outlet temperature, evaporator temperature, air quality, air conditioner pressure provided by the sensor unit, the signals of engine state, compressor state, vehicle speed, vehicle electric quantity and the like provided by the bus communication unit, the signals of client key operation and the like provided by the human-computer interaction unit 2, the signals of stored air quality information and the like provided by the information storage unit 7, and after the real-time processing and calculation of the algorithm model, the corresponding control output signal and real-time feedback signal can be obtained, wherein, the control output signal is output to the control output unit 6, the real-time feedback signal is output to the man-machine interaction unit 2 for displaying, and the updated air quality information of the route interval is stored in the information storage unit 7.
The control output unit 6 is responsible for converting a calculation result, namely a control output signal, obtained by the central operation processing unit 5 into an actual control signal of the circulating air door motor, so that the circulating air door motor is controlled to achieve a required in-vehicle circulation state.
The information storage unit 7 is mainly used for storing air quality information of specific route sections, the information is used as an input signal of the central operation processing unit 5, and is used for judging whether frequent highly polluted areas exist on the route selected and navigated by the customer in advance and sending a prompt to the customer through the man-machine interaction unit 2.
When the power management unit 4 receives an automobile ignition signal and obtains continuous and stable energy from the power supply of the whole automobile, power supply is started to other units, the whole intelligent controller starts to work, the central operation processing unit 5 receives a user operation instruction through the man-machine interaction unit 2, and the corresponding operation mode is switched to, wherein the corresponding operation mode comprises an automatic circulation mode, a manual inner circulation mode or a manual outer circulation mode.
The central processing unit 5 reads the sensing signal from the sensor signal processing unit 2, reads the bus signal from the bus communication unit 3, reads the information from the information storage unit 7, processes and calculates the information through the built-in intelligent in-vehicle air circulation control algorithm unit, outputs a control output signal and a real-time feedback signal, outputs the control output signal to the control output unit 6 for controlling the action of the air circulation air door motor, thereby achieving an ideal in-vehicle air circulation state, outputs the real-time feedback signal to the human-computer interaction unit 2, and feeds back the signal to passengers through the vehicle-mounted audio-visual equipment.
Meanwhile, the central processing unit 5 also feeds back the recorded air state information related to the driving interval to the passengers through the human-computer interaction unit 2, and the feedback mode can be display on a display screen of a center console, sound reminding or superposition of the display screen and the sound reminding. The feedback content comprises that in frequent high pollution areas, passengers are reminded to close the windows in advance; or advising the passenger to select a low-pollution driving route when the navigation route is selected.
Fig. 4 shows a block diagram of an internal structure of the central processing unit 5 of the intelligent controller, which includes a safety coefficient calculation unit 51, a comfort coefficient calculation unit 52, a comparison unit 53, a safety control layer 54, a comfort control layer 55, and an economic control layer 56. The safety coefficient calculation unit 51 obtains the sensing signal from the sensor signal processing unit 1 and calculates the current safety coefficient, and the comfort coefficient calculation unit 52 obtains the sensing signal from the sensor signal processing unit 1 and calculates the current comfort coefficient. The comparing unit 53 receives the safety factor and the comfort factor output by the safety factor calculating unit 51 and the comfort factor calculating unit 52, compares the safety factor and the comfort factor with the standard safety factor and the standard comfort factor set in the comparing unit 53, selects the corresponding control layer for operation processing, and outputs a control output signal and a real-time feedback signal.
The three control layers have different priorities, and as shown in fig. 5, a state transition diagram of each control unit is shown, in which the priority level of the safety control layer 54 is the highest, the priority level of the comfort control layer 55 is the next to the priority level, and the priority level of the economy control layer 56 is the lowest. As shown in fig. 5, in the present embodiment, the comparing unit 53 makes a determination, and if the safety factor is smaller than the first standard safety factor a, the security control layer 54 always performs an arithmetic process; if the safety coefficient is greater than or equal to the first standard safety coefficient A, entering a comfort control layer 55 for operation processing; if the safety coefficient is greater than or equal to the second standard safety coefficient B and the comfort coefficient is less than the first standard comfort coefficient C, the comfort control layer 55 is always in the position for operation processing; if the safety coefficient is smaller than a second standard safety coefficient B, the operation is performed again in the safety control layer 54; if the safety coefficient is greater than or equal to the second standard safety coefficient B and the comfort coefficient is greater than or equal to the first standard comfort coefficient C, the economic control layer 56 is started to perform operation processing; if the safety coefficient is greater than or equal to the second standard safety coefficient B and the comfort coefficient is greater than or equal to the second standard comfort coefficient D, the economic control layer 56 is always in operation; if the safety coefficient is greater than or equal to the second standard safety coefficient B and the comfort coefficient is less than the second standard comfort coefficient D, the operation processing is carried out again in the comfort control layer 55; and if the safety coefficient is smaller than the second standard safety coefficient B, the operation is performed again in the safety control layer 54. Wherein the standard coefficient A is larger than B, and C is larger than D.
As shown in fig. 5, the state transition of each control layer is determined by a safety factor and a comfort factor, wherein the safety factor is weighted by input conditions affecting safe driving, for example, the complete internal circulation of the automobile over a certain time leads to too high concentration of carbon dioxide in the automobile, the quality of air outside the automobile is in a high pollution state, too high humidity in the automobile leads to fogging of windows, too high pressure of an air conditioning system causes damage to a compressor, and the like. The comfort coefficient is determined by calculating the difference between the actual temperature and the target temperature in the vehicle. According to different input conditions, the three control units can be independently controlled and can be mutually converted, so that the intelligent controller disclosed by the invention can be used for finally adaptively optimizing and adjusting the internal circulation state of the automobile, and the purposes of meeting the requirements of passengers on the comfort and safety of a carriage and reasonably saving the energy consumption of the automobile are achieved.
The above embodiments are only for illustrating the technical solution of the present invention and not for limiting the same, and those skilled in the art can make various corresponding changes and modifications according to the present invention without departing from the spirit and the essence of the present invention, but these corresponding changes and modifications should fall within the protection scope of the appended claims.
Claims (13)
1. An intelligent controller for regulating air circulation in an automobile, the intelligent controller being used for regulating air circulation in the automobile, the intelligent controller comprising:
the sensor signal processing unit is used for receiving and processing a sensing signal acquired by the vehicle sensor;
the bus communication unit is used for receiving bus signals sent by other vehicle body modules from the bus;
the central operation processing unit is used for acquiring a sensing signal from the sensor signal processing unit, acquiring a bus signal from the bus communication unit, and outputting a control output signal and a real-time feedback signal after processing;
the control output unit is used for receiving the control output signal output by the central operation processing unit and converting the control output signal into an actual control signal of the circulating air door motor so as to control the circulating air door motor to achieve a required in-vehicle circulation state;
human-computer interaction unit for receive passenger's operating instruction, forward central processing unit, control central processing unit shifts into the mode that operating instruction corresponds, and the receipt the real-time feedback signal of central processing unit output feeds back to the passenger through external on-vehicle audio-visual equipment, a serial communication port, central processing unit includes factor of safety computational element, comfort coefficient computational element, comparing element, the security control layer, travelling comfort control layer and economic nature control layer, wherein, in comparing the judgement is carried out to comparing element, factor of safety is calculated according to the input condition signal weighting that influences safe driving and is obtained, influence safe driving's input condition signal includes: the complete internal circulation of the automobile over a certain time leads to too high concentration of carbon dioxide in the automobile, the quality of air outside the automobile is in a high pollution state, too high humidity in the automobile leads to window fogging and/or too high pressure of an air conditioning system, so that a compressor is damaged, and the comfort coefficient is determined by calculating the difference value of the actual temperature and the target temperature in the automobile.
2. The intelligent controller for adjusting air circulation in a vehicle according to claim 1, further comprising an information storage unit for storing air quality information of a specific route section to determine in advance whether a frequent highly polluted area exists on a route selected and navigated by a customer.
3. The intelligent controller for adjusting air circulation in a vehicle according to claim 1, wherein the sensor signal processing unit comprises:
the gain filtering unit is used for carrying out gain filtering on the sensing signals of the vehicle sensor;
and the analog-to-digital conversion unit is used for performing analog-to-digital conversion on the gain-filtered sensing signal and converting the gain-filtered sensing signal into a digital sensing signal.
4. The intelligent controller for regulating air circulation in a vehicle of claim 1, further comprising a power management unit for supplying power to other units in the intelligent controller.
5. The intelligent controller for regulating air circulation in a vehicle according to claim 1, wherein the sensor signal processing unit receives and processes the sensor signals from one or more of an ambient temperature sensor, an in-vehicle temperature sensor, an air conditioning pressure sensor, an air humidity sensor and an air quality sensor which are arranged on the vehicle.
6. The intelligent controller for regulating air circulation in a vehicle according to claim 1, wherein the bus signals transmitted by the other vehicle body modules from the bus received by the bus communication unit comprise one or more of a vehicle speed signal transmitted by an engine control unit, an engine speed signal and a GPS real-time positioning signal transmitted by an on-board GPS unit.
7. The intelligent controller for adjusting air circulation in a vehicle according to claim 2, wherein the signal inputted to the central processing unit includes a GPS signal provided by a GPS unit, the sensor signal processing unit provides ambient temperature, relative humidity, illumination intensity, engine coolant temperature, vehicle interior temperature, air conditioner outlet temperature, evaporator temperature, air quality, air conditioner pressure, the bus communication unit provides engine status, compressor status, vehicle speed, vehicle power signal, and the human-computer interaction unit provides client key operation signal, the information storage unit provides stored air quality information signal.
8. The intelligent controller for regulating air circulation in a vehicle according to claim 1, wherein the safety coefficient calculation unit obtains the sensing signal from the sensor signal processing unit and calculates the current safety coefficient; the comfort coefficient calculation unit acquires a sensing signal from the sensor signal processing unit and calculates a current comfort coefficient; the comparison unit receives the safety coefficient and the comfort coefficient output by the safety coefficient calculation unit and the comfort coefficient calculation unit, compares the safety coefficient and the comfort coefficient with the standard safety coefficient and the standard comfort coefficient set in the comparison unit, selects the corresponding control layer to perform operation processing, and outputs a control output signal and a real-time feedback signal.
9. The intelligent controller for conditioning air circulation in a vehicle according to claim 8, wherein in the comparison and judgment of the comparison unit, if the safety factor is smaller than a first standard safety factor a, the intelligent controller is always in the safety control layer for operation processing; and if the safety coefficient is greater than or equal to the first standard safety coefficient A, entering the comfort control layer for operation processing.
10. The intelligent controller for conditioning air circulation in a vehicle according to claim 9, wherein in the comparison and judgment of the comparison unit, if the safety factor is greater than or equal to a second standard safety factor B and the comfort factor is less than a first standard comfort factor C, the intelligent controller is always in the comfort control layer for operation; and if the safety coefficient is smaller than a second standard safety coefficient B, re-entering the safety control layer for operation processing.
11. The intelligent controller for conditioning air circulation in a vehicle according to claim 10, wherein in the comparison and judgment of the comparison unit, if the safety factor is greater than or equal to a second standard safety factor B and the comfort factor is greater than or equal to a first standard comfort factor C, the intelligent controller enters the economic control layer for operation processing; and if the safety coefficient is greater than or equal to a second standard safety coefficient B and the comfort coefficient is greater than or equal to a second standard comfort coefficient D, the economic control layer is always in the state of carrying out operation processing.
12. The intelligent controller for conditioning air circulation in a vehicle according to claim 11, wherein in the comparison and judgment of the comparison unit, if the safety factor is greater than or equal to a second standard safety factor B and the comfort factor is less than a second standard comfort factor D, the intelligent controller reenters the comfort control layer for operation processing; and if the safety coefficient is smaller than a second standard safety coefficient B, re-entering the safety control layer for operation processing.
13. The intelligent controller for conditioning air circulation in a vehicle according to claim 12, wherein in the comparison and determination by the comparison unit, the first standard safety factor a is greater than the second standard safety factor B, and the first standard comfort factor C is greater than the second standard comfort factor D.
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