CN112793393A - Air outlet control system and method of vehicle-mounted air conditioner - Google Patents
Air outlet control system and method of vehicle-mounted air conditioner Download PDFInfo
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- CN112793393A CN112793393A CN202011605870.3A CN202011605870A CN112793393A CN 112793393 A CN112793393 A CN 112793393A CN 202011605870 A CN202011605870 A CN 202011605870A CN 112793393 A CN112793393 A CN 112793393A
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- 238000000034 method Methods 0.000 title claims abstract description 24
- 230000029058 respiratory gaseous exchange Effects 0.000 claims abstract description 46
- 238000007664 blowing Methods 0.000 claims abstract description 32
- 238000000638 solvent extraction Methods 0.000 claims abstract description 14
- 238000010408 sweeping Methods 0.000 claims description 8
- 230000000241 respiratory effect Effects 0.000 description 25
- 230000003044 adaptive effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005192 partition Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001815 facial effect Effects 0.000 description 1
- 238000010257 thawing Methods 0.000 description 1
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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
- B60H1/34—Nozzles; Air-diffusers
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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
- B60H1/34—Nozzles; Air-diffusers
- B60H2001/3485—Air temperature regulation
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Abstract
The invention provides an air outlet control system and method of a vehicle-mounted air conditioner, which relate to the technical field of vehicle-mounted air conditioner control and comprise the following steps: the data acquisition unit is used for acquiring the air outlet mode and the set temperature of the vehicle-mounted air conditioner; the data processing unit is used for calculating the difference value between the acquired breathing point temperature and the set temperature when the air outlet mode comprises the face blowing mode; and the air outlet control unit is used for partitioning the difference value according to at least one preset temperature difference critical point, and configuring a corresponding wind direction adjusting strategy according to a partitioning result so as to control at least one air outlet to output air according to the wind direction adjusting strategy. The air outlet direction of the air outlet can be automatically adjusted in a self-adaptive manner, a proper driving environment is provided for people in the vehicle, the repeated self-adjustment by a user is not needed, and the driving experience of the user is improved; when the user manually adjusts the air outlet direction by oneself, the air outlet is controlled to adjust the result air outlet according to the manual air outlet direction, and the personalized requirements of the user are met.
Description
Technical Field
The invention relates to the technical field of vehicle-mounted air conditioner control, in particular to an air outlet control system and method of a vehicle-mounted air conditioner.
Background
With the continuous improvement of the requirements of people on the self living standard, the riding comfort of the automobile is required to be higher and higher, and the automobile air conditioner has a prospect of being optimized to a certain extent as a typical representative of the comfort of the automobile. At present, the air outlet direction of an air outlet of an automobile air conditioner is only simply controlled manually by a person, and passengers often cannot call out the most comfortable state or need manual adjustment for many times because the environment and the human body condition in the automobile are constantly changed.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides an air outlet control system of a vehicle-mounted air conditioner, which comprises the following components:
the data acquisition unit is used for acquiring the air outlet mode and the set temperature of the vehicle-mounted air conditioner;
the data processing unit is connected with the data acquisition unit and used for calculating the difference value between the acquired breathing point temperature and the set temperature when the air outlet mode comprises a face blowing mode;
and the air outlet control unit is connected with the data processing unit and at least one air outlet of the vehicle-mounted air conditioner and used for partitioning the difference value according to at least one preset temperature difference critical point and configuring a corresponding wind direction adjusting strategy according to a partitioning result so as to control the air outlet to output air according to the wind direction adjusting strategy.
Preferably, the data acquisition unit is further used for acquiring the temperature in the vehicle, the air outlet temperature and the air outlet speed of the vehicle-mounted air conditioner;
the data processing unit comprises:
the first storage module is used for storing a corresponding relation table, the corresponding relation table comprises at least one preset air outlet temperature interval, each air outlet temperature interval corresponds to at least one in-vehicle temperature interval, each in-vehicle temperature interval corresponds to at least one preset air outlet mode, each preset air outlet mode corresponds to at least one air outlet speed interval, and each air outlet speed interval corresponds to one breathing point temperature;
and the matching module is connected with the first storage module and used for obtaining the corresponding breathing point temperature according to the matching of the temperature in the vehicle, the air outlet temperature, the air outlet mode and the air outlet speed in the corresponding relation table.
Preferably, the air outlet control unit includes:
the second storage module is used for storing each temperature interval divided according to the temperature difference critical point and the wind direction adjusting strategy pre-configured for each temperature interval;
and the control module is connected with the second storage module and used for matching the wind direction adjusting strategy corresponding to the temperature interval where the difference value is located so as to control the air outlet to output air according to the wind direction adjusting strategy.
Preferably, the air outlet control unit further includes a third storage module, connected to the control module, for storing a hysteresis interval corresponding to each temperature difference critical point;
the lower limit value of the hysteresis interval is obtained by subtracting a preset threshold value from the temperature difference critical point, and the upper limit value of the hysteresis interval is obtained by adding the preset threshold value to the temperature difference critical point;
and the control module controls the air outlet to output air according to the wind direction adjusting strategy corresponding to the temperature interval where the difference value obtained by the last calculation is located when the difference value obtained by the current calculation and the difference value obtained by the last calculation are in the same hysteresis interval.
Preferably, the temperature coverage of the hysteresis zone is smaller than the temperature coverage of the temperature zone.
Preferably, the wind direction adjusting strategy is a people blowing strategy, a circular wind sweeping strategy or a people avoiding blowing strategy.
Preferably, the wind-out control device further comprises an instruction receiving unit, connected to the wind-out control unit, and configured to receive an external manual wind direction adjusting instruction and send the instruction to the wind-out control unit;
and the air outlet control unit controls the air outlet to output air according to the manual wind direction adjusting instruction when receiving the manual wind direction adjusting instruction, and controls the air outlet to output air according to the wind direction adjusting strategy when not receiving the manual wind direction adjusting instruction.
The application also provides a vehicle-mounted manual air conditioner which comprises the air outlet control system of the vehicle-mounted air conditioner.
The application also provides a vehicle-mounted automatic air conditioner which comprises the air outlet control system of the vehicle-mounted air conditioner.
The application also provides a vehicle, which comprises the vehicle-mounted manual air conditioner.
The application also provides a vehicle which comprises the vehicle-mounted automatic air conditioner.
The application also provides an air outlet control method of the vehicle-mounted air conditioner, which comprises the following steps:
s1, collecting an air outlet mode and a set temperature of the vehicle-mounted air conditioner;
step S2, when the air outlet mode comprises a blowing mode, calculating a difference value between the acquired breathing point temperature and the set temperature;
and S3, partitioning the difference value according to at least one preset temperature difference critical point, and configuring a corresponding wind direction adjusting strategy according to a partitioning result so as to control at least one air outlet of the vehicle-mounted air conditioner to output air according to the wind direction adjusting strategy.
Preferably, in the step S1, the method further includes acquiring an in-vehicle temperature, and an outlet air temperature and an outlet air speed of the vehicle-mounted air conditioner;
the step S3 includes a breath point temperature obtaining process, which includes:
providing a first storage module for storing a corresponding relation table, wherein the corresponding relation table comprises at least one preset air outlet temperature interval, each air outlet temperature interval corresponds to at least one in-vehicle temperature interval, each in-vehicle temperature interval corresponds to at least one preset air outlet mode, each preset air outlet mode corresponds to at least one air outlet speed interval, and each air outlet speed interval corresponds to one breathing point temperature;
and in the process of acquiring the breathing point temperature, the corresponding breathing point temperature is obtained according to the matching of the in-vehicle temperature, the air outlet mode and the air outlet speed in the corresponding relation table.
Preferably, in the step S3, a second storage module is provided to store the temperature intervals divided according to the temperature difference critical point and the wind direction adjustment strategy pre-configured for each temperature interval;
in the step S3, the wind direction adjustment strategy corresponding to the temperature interval where the difference is located is obtained by matching in the second storage module, so as to control the air outlet to output air according to the wind direction adjustment strategy.
Preferably, in the step S3, a third storage module is further provided for storing a hysteresis interval corresponding to each temperature difference critical point;
the lower limit value of the hysteresis interval is obtained by subtracting a preset threshold value from the temperature difference critical point, and the upper limit value of the hysteresis interval is obtained by adding the preset threshold value to the temperature difference critical point;
in the step S3, when the difference obtained by the current calculation and the difference obtained by the previous calculation are in the same hysteresis interval, the air outlet is controlled to output air according to the wind direction adjustment strategy corresponding to the temperature interval in which the difference obtained by the previous calculation is located.
Preferably, the temperature coverage of the hysteresis zone is smaller than the temperature coverage of the temperature zone.
Preferably, the wind direction adjusting strategy is a people blowing strategy, a circular wind sweeping strategy or a people avoiding blowing strategy.
Preferably, in step S3, a command receiving unit is provided for receiving an external manual wind direction adjustment command;
in step S3, when the manual wind direction adjustment instruction is received, the air outlet is controlled to output air according to the manual wind direction adjustment instruction, and when the manual wind direction adjustment instruction is not received, the air outlet is controlled to output air according to the wind direction adjustment strategy.
The technical scheme has the following advantages or beneficial effects:
1) when the blowing mode comprises the face blowing mode, the air outlet direction of the air outlet can be automatically adjusted in an adaptive manner, a proper driving environment is provided for people in the automobile, the user does not need to adjust the air outlet direction repeatedly, and the driving experience of the user is improved;
2) when the user manually adjusts the air outlet direction by oneself, the air outlet is controlled to adjust the result air outlet according to the manual air outlet direction, and the personalized requirements of the user are met.
Drawings
Fig. 1 is a schematic structural diagram of an air outlet control system of a vehicle-mounted air conditioner according to a preferred embodiment of the present application;
FIG. 2 is a schematic diagram of a data acquisition unit according to a preferred embodiment of the present application;
FIG. 3 is a schematic structural diagram of an energy saving module according to a preferred embodiment of the present application;
fig. 4 is a schematic flow chart of an air outlet control method of a vehicle-mounted air conditioner in a preferred embodiment of the present application.
Detailed Description
The invention is described in detail below with reference to the figures and specific embodiments. The present application is not limited to this embodiment, and other embodiments may be included in the scope of the present application as long as they meet the gist of the present application.
The utility model provides an air-out control system of on-vehicle air conditioner is providing, can be when the mode of blowing contains the face mode of blowing, automatic air-out direction to the air outlet carries out the adaptability adjustment, personnel provide suitable driving environment in the car, need not the user and adjust by oneself repeatedly, promote user's the experience of driving, furthermore, when the user carries out air-out wind direction regulation by oneself manually, control the air outlet and adjust the result air-out according to manual air-out wind direction, satisfy user's individualized demand, the concrete technological means that provides below is the exemplification that realizes the gist of this application, it can be understood, under the circumstances of conflict-free, the embodiment that follows, and the technical feature in the embodiment all can make up each other. Also, the scope of protection of the present application should not be limited by the examples used to illustrate the feasibility of the present application.
In a preferred embodiment of the present application, based on the above problems in the prior art, there is provided an air outlet control system of a vehicle air conditioner, as shown in fig. 1, including:
the data acquisition unit 1 is used for acquiring the air outlet mode and the set temperature of the vehicle-mounted air conditioner;
the data processing unit 2 is connected with the data acquisition unit 1 and used for calculating the difference value between the acquired breathing point temperature and the set temperature when the air outlet mode comprises the face blowing mode;
and the air outlet control unit 3 is connected with the data processing unit and the at least one air outlet 4 of the vehicle-mounted air conditioner 2, and is used for partitioning the difference value according to at least one preset temperature difference critical point, and configuring a corresponding wind direction adjusting strategy according to a partitioning result, so as to control the air outlet 4 to output air according to the wind direction adjusting strategy.
Specifically, in this embodiment, above-mentioned data acquisition unit 1, data processing unit 2 and air-out the control unit 3 can be realized by vehicle air conditioner's air conditioner controller, wherein, vehicle air conditioner's air-out mode can be including blowing a face mode, blow foot mode and defrosting mode, each air-out mode can the combined use, because blow a face mode and blow for the facial direction towards the user, the user can directly perceived the temperature variation, this application carries out the adaptability of the air-out wind direction of air outlet 4 under the air-out mode that contains the air-out mode and adjusts, personnel provide suitable driving environment in the car, promote user's driving experience.
As a preferred embodiment, the breathing point temperature is a temperature value of a head area position of the driver and the crew, the temperature value is related to an outlet air temperature, an in-vehicle temperature, an outlet air mode, and an outlet air speed of the vehicle-mounted air conditioner, a correspondence table of the outlet air temperature, the in-vehicle temperature, the outlet air mode, the outlet air speed, and the breathing point temperature may be preset based on experience or an experimental calibration, and then the breathing point temperature is obtained according to the correspondence table.
As a preferred embodiment, the data acquisition unit 1 is further configured to acquire an in-vehicle temperature, an air outlet temperature of the vehicle-mounted air conditioner, and an air outlet speed;
the data processing unit 2 comprises:
the first storage module 21 is used for storing a corresponding relation table, wherein the corresponding relation table comprises at least one preset air outlet temperature interval, each air outlet temperature interval corresponds to at least one vehicle-interior temperature interval, each vehicle-interior temperature interval corresponds to at least one preset air outlet mode, each preset air outlet mode corresponds to at least one air outlet speed interval, and each air outlet speed interval corresponds to a breathing point temperature;
and the matching module 22 is connected with the first storage module 21 and used for obtaining the corresponding respiration point temperature according to the matching of the temperature in the vehicle, the air outlet temperature, the air outlet mode and the air outlet speed in the corresponding relation table.
Specifically, in the present embodiment, as shown in fig. 2, the data acquisition unit 1 may include a first temperature sensor 11 disposed at a position of the armrest box in the vehicle, and a temperature detected by the first temperature sensor is used as an in-vehicle temperature; the data acquisition unit 1 may further include at least one second temperature sensor 12 disposed at the air outlet for detecting an outlet air temperature of the air outlet; the data acquisition unit 1 may further include at least one wind speed sensor 13 disposed at the air outlet for detecting an air outlet speed of the air outlet.
The matching module 22 may obtain an outlet air temperature interval to which the outlet air temperature belongs by matching the outlet air temperature in the correspondence table after obtaining the outlet air temperature, then match the obtained in-vehicle temperature with each in-vehicle temperature interval associated with the outlet air temperature interval to obtain an in-vehicle temperature interval to which the in-vehicle temperature belongs, then match the obtained outlet air mode with a preset outlet air mode associated with the outlet air temperature interval and the in-vehicle temperature interval, and finally match the obtained outlet air speed with each outlet air speed interval associated with the outlet air temperature interval, the in-vehicle temperature interval, and the preset outlet air mode to obtain an outlet air speed interval to which the outlet air speed belongs, and further obtain a respiratory point temperature corresponding to the outlet air speed interval. It should be noted that the matching process is only one embodiment of the present application, and the matching sequence is not limited thereby.
As a preferred embodiment, the air outlet control unit 3 includes:
the second storage module 31 is used for storing each temperature interval divided according to the temperature difference critical point and a wind direction adjusting strategy configured in advance in each temperature interval;
and the control module 32 is connected with the second storage module 31 and used for matching the wind direction adjusting strategy corresponding to the temperature interval where the difference value is obtained so as to control the air outlet to output air according to the wind direction adjusting strategy.
As a preferred embodiment, the two critical points of temperature difference may be two, and may be 3 ℃ and 10 ℃ respectively, and the two critical points of temperature difference form three temperature ranges, namely a first temperature range, a second temperature range and a third temperature range, wherein the first temperature range defines a temperature difference range of less than 3 ℃, the second temperature range defines a temperature difference range of not less than 3 ℃ and less than 10 ℃, and the third temperature range defines a temperature difference range of not less than 10 ℃. Further, a first wind direction adjusting strategy is configured for the first temperature interval in advance, a second wind direction adjusting strategy is configured for the second temperature interval, a third wind direction adjusting strategy is configured for the third temperature interval, when the difference value between the breathing point temperature and the set temperature falls into the first temperature interval, the air outlet 4 is controlled to output air according to the first wind direction adjusting strategy, when the difference value between the breathing point temperature and the set temperature falls into the second temperature interval, the air outlet 4 is controlled to output air according to the second wind direction adjusting strategy, and when the difference value between the breathing point temperature and the set temperature falls into the third temperature interval, the air outlet 4 is controlled to output air according to the third wind direction adjusting strategy, so that the air outlet wind direction is adaptive to the difference value to be automatically adjusted.
As a preferred embodiment, when the difference between the respiratory point temperature and the set temperature is in the vicinity of the temperature difference critical point, a jump of the wind direction adjustment strategy may occur, which affects the riding experience of the user, and when the difference between the respiratory point temperature and the set temperature is 2 ℃, the respiratory point temperature and the set temperature belong to a first temperature interval because 2 ℃ is less than 3 ℃, the wind outlet 4 is controlled to output wind according to the first wind direction adjustment strategy, if the difference between the respiratory point temperature and the set temperature changes to 4 ℃ because of the short door opening or window opening action of the driver, the first wind direction adjustment strategy should be switched to a second wind direction adjustment strategy because 4 ℃ is not less than 3 ℃ and 4 ℃ is less than 10 ℃, the wind direction adjustment strategy belongs to a second temperature interval, but the difference between the respiratory point temperature and the set temperature can be quickly recovered because the driver opens the door or the window only briefly, that is the difference between the respiratory point temperature and the set temperature can be quickly recovered to the first temperature interval, at this time, the second wind direction adjustment strategy also needs to be switched back to the second wind direction adjustment strategy.
In order to avoid short-time jump of the wind direction adjustment strategy, as a preferred embodiment, the wind outlet control unit 3 further includes a third storage module 33 connected to the control module 32 for storing a hysteresis interval corresponding to each temperature difference critical point;
the lower limit value of the hysteresis interval is obtained by subtracting a preset threshold value from the temperature difference critical point, and the upper limit value of the hysteresis interval is obtained by adding the preset threshold value to the temperature difference critical point;
when the difference obtained by the current calculation and the difference obtained by the previous calculation are in the same hysteresis zone, the control module 32 controls the air outlet to output air according to the wind direction adjusting strategy corresponding to the temperature zone where the difference obtained by the previous calculation is located.
In a preferred embodiment, the temperature coverage of the hysteresis zone is smaller than the temperature coverage of the temperature zone.
As a preferred embodiment, for a critical point of temperature difference of 3 ℃, the preset threshold may be 1 ℃, that is, a hysteresis interval corresponding to the critical point of temperature difference is [2 ℃,4 ℃), and if a difference between a currently calculated respiratory point temperature and a set temperature is 2 ℃ and a difference between a last calculated respiratory point temperature and the set temperature is 4 ℃, although the difference obtained by two consecutive calculations is in different temperature intervals, since the two values belong to the same hysteresis interval, a second wind direction adjustment strategy is still adopted at this time; similarly, if the difference between the currently calculated respiration point temperature and the set temperature is 4 ℃ and the difference between the last calculated respiration point temperature and the set temperature is 2 ℃, although the differences obtained by two consecutive calculations are in different temperature intervals, the two calculation strategies still adopt the first wind direction adjustment strategy at this time because the two calculation strategies belong to the same hysteresis interval.
For a temperature difference critical point of 10 ℃, the preset threshold value may be 2 ℃, that is, a hysteresis interval corresponding to the temperature difference critical point is [8 ℃,12 ℃), if a difference between a currently calculated respiratory point temperature and a set temperature is 9 ℃, and a difference between a last calculated respiratory point temperature and the set temperature is 11 ℃, although the difference obtained by two consecutive calculations is in different temperature intervals, since the two values belong to the same hysteresis interval, a third wind direction adjustment strategy is still adopted at this time; similarly, if the difference between the currently calculated respiratory point temperature and the set temperature is 11 ℃ and the difference between the last calculated respiratory point temperature and the set temperature is 9 ℃, although the differences obtained by two consecutive calculations are in different temperature intervals, since the two values belong to the same hysteresis interval, the second wind direction adjustment strategy is still adopted at this time.
In a preferred embodiment, the wind direction adjusting strategy is a people blowing strategy, a circular wind sweeping strategy or a people avoiding blowing strategy. The first wind direction adjusting strategy is a blowing strategy for people, the second wind direction adjusting strategy is a circulating wind sweeping strategy, and the third wind direction adjusting strategy is a blowing strategy for people avoiding.
As a preferred embodiment, the wind-blowing control device further comprises an instruction receiving unit 5, connected to the wind-blowing control unit 3, for receiving an external manual wind direction adjusting instruction and sending the instruction to the wind-blowing control unit 3;
when receiving the manual wind direction adjusting instruction, the air outlet control unit 3 controls the air outlet 4 to output air according to the manual wind direction adjusting instruction, and when not receiving the manual wind direction adjusting instruction, controls the air outlet 4 to output air according to a wind direction adjusting strategy.
As a preferred embodiment, the instruction receiving unit 5 may be implemented by an in-vehicle center console, a user gives a manual wind direction adjusting instruction through the in-vehicle center console, and the air outlet control unit 3 controls the air outlet 4 to outlet air according to the manual wind direction adjusting instruction after receiving the manual wind direction adjusting instruction, so as to meet personalized requirements of the user.
The application also provides a vehicle-mounted manual air conditioner which comprises the air outlet control system of the vehicle-mounted air conditioner.
The application also provides a vehicle-mounted automatic air conditioner which comprises the air outlet control system of the vehicle-mounted air conditioner. As a preferred embodiment, the vehicle-mounted automatic air conditioner may be a zoned air conditioner, that is, the space in the vehicle is divided into different temperature zones, each temperature zone is respectively and correspondingly provided with an air outlet, and each air outlet is independently controlled, so that for each temperature zone, the temperature of the breathing point is the temperature value of the head area position of the driver and the passenger in the corresponding temperature zone, and the air direction adjusting strategy of each air outlet can be independently controlled by the air outlet control system of the vehicle-mounted air conditioner. As a preferred embodiment, for the zone air conditioner, in addition to the correspondence table of the outlet air temperature, the in-vehicle temperature, the outlet air mode, the outlet air speed, and the breathing point temperature, which may be preset in an empirical or experimental calibration manner as described above, and then the breathing point temperature is obtained according to the correspondence table, a third temperature sensor may be provided in a head region of each seat corresponding to the driver and the passenger, and the real-time temperature acquired by the third temperature sensor is used as the breathing point temperature.
Further, for the partitioned air conditioners, since the air conditioners of the respective temperature zones can be independently controlled, the air outlet mode and the set temperature acquired by the data acquisition unit 1 include the air outlet mode and the set temperature of the air conditioner corresponding to the respective temperature zones, and the air outlet direction of the corresponding air outlet can be acquired through the air outlet mode. As a preferred embodiment, as shown in fig. 3, the data acquisition unit 1 in the air-out control system of the present application may further include a plurality of seat sensors 14, which are respectively and correspondingly disposed on each seat of the vehicle, so as to detect the occupancy state of the corresponding seat, and further, the temperature zone where the seat is located can be obtained through the occupancy state of the seat, and the temperature zone is the occupied temperature zone or the unmanned temperature zone. Based on this, in the air-out control system of this application, air-out control unit 3 can also include energy-conserving module 34 for the air outlet selectivity of unmanned warm area is closed according to the settlement temperature of each warm area, air-out direction and the occupy-place state control.
As a preferred embodiment, the energy saving module 34 may control the air outlet of the unmanned warm area to be closed when the air outlet direction of the unmanned warm area is different from the air outlet direction of the manned warm area, so as to save energy; the energy-saving module 34 may control the air outlet of the unmanned warm area to be selectively closed according to the set temperature of the occupied warm area and the breathing point temperature of the occupied warm area when the air outlet direction of the unmanned warm area is the same as the air outlet direction of the occupied warm area. As a preferred embodiment, when the air outlet direction of the unmanned warm area is the same as the air outlet direction of the manned warm area, the energy saving module 34 may control the air outlet of the unmanned warm area to be closed when the difference between the set temperature of all the manned warm areas and the breathing point temperature is within a preset temperature difference range, so as to save energy; in other words, when the difference between the set temperature of any manned warm area and the breathing point temperature is not within the preset temperature difference range, the energy-saving control is not performed on the air outlet of the unmanned warm area to ensure the temperature stability of the manned warm area.
The application also provides a vehicle, which comprises the vehicle-mounted manual air conditioner.
The application also provides a vehicle which comprises the vehicle-mounted automatic air conditioner.
The present application further provides an air outlet control method of a vehicle-mounted air conditioner, as shown in fig. 4, including:
s1, collecting an air outlet mode and a set temperature of the vehicle-mounted air conditioner;
step S2, when the air outlet mode comprises a blowing mode, calculating the difference between the acquired breathing point temperature and the set temperature;
and step S3, partitioning the difference value according to at least one preset temperature difference critical point, and configuring a corresponding wind direction adjusting strategy according to the partitioning result so as to control at least one air outlet of the vehicle-mounted air conditioner to output air according to the wind direction adjusting strategy.
Specifically, in this embodiment, in step S1, a data acquisition unit is provided to acquire an air outlet mode and a set temperature of the vehicle air conditioner, in step S2, a data processing unit is provided to calculate a difference between an acquired respiratory point temperature and the set temperature when the air outlet mode includes an air blowing mode, and in step S3, an air outlet control unit is provided to partition the difference according to at least one preset temperature difference threshold point and configure a corresponding wind direction adjustment policy according to a partition result to control at least an air outlet of the vehicle air conditioner to output air according to the wind direction adjustment policy. The utility model provides an air conditioner control device, including the air conditioner controller, the air conditioner controller is used for controlling the air conditioner, the air conditioner control device is used for controlling the air conditioner control device to control the air conditioner, the air conditioner control device is used for controlling the air conditioner control device to control the air conditioner, and the air conditioner control device is used for controlling the air.
As a preferred embodiment, the breathing point temperature is a temperature value of a head area position of the driver and the crew, the temperature value is related to an outlet air temperature, an in-vehicle temperature, an outlet air mode, and an outlet air speed of the vehicle-mounted air conditioner, a correspondence table of the outlet air temperature, the in-vehicle temperature, the outlet air mode, the outlet air speed, and the breathing point temperature may be preset based on experience or an experimental calibration, and then the breathing point temperature is obtained according to the correspondence table.
As a preferred embodiment, step S1 further includes acquiring an in-vehicle temperature, an outlet air temperature and an outlet air speed of the vehicle-mounted air conditioner;
step S3 includes a breath point temperature acquisition process, including:
providing a first storage module for storing a corresponding relation table, wherein the corresponding relation table comprises at least one preset air outlet temperature interval, each air outlet temperature interval corresponds to at least one vehicle-interior temperature interval, each vehicle-interior temperature interval corresponds to at least one preset air outlet mode, each preset air outlet mode corresponds to at least one air outlet speed interval, and each air outlet speed interval corresponds to a respiration point temperature;
and in the process of acquiring the breathing point temperature, the corresponding breathing point temperature is obtained according to the matching of the temperature in the vehicle, the air outlet temperature, the air outlet mode and the air outlet speed in the corresponding relation table.
Specifically, in the present embodiment, a first temperature sensor is provided, which is disposed at a position of the armrest box in the vehicle, and a temperature detected by the first temperature sensor is used as a vehicle interior temperature; providing at least one second temperature sensor arranged at the air outlet and used for detecting the air outlet temperature of the air outlet; and providing at least one wind speed sensor arranged at the air outlet and used for detecting the wind outlet speed of the air outlet. After the outlet air temperature is obtained, an outlet air temperature interval to which the outlet air temperature belongs is obtained according to the matching of the outlet air temperature in the corresponding relation table, then the obtained in-vehicle temperature is matched with each in-vehicle temperature interval related to the outlet air temperature interval to obtain an in-vehicle temperature interval to which the in-vehicle temperature belongs, then the obtained outlet air mode is matched with a preset outlet air mode related to the outlet air temperature interval and the in-vehicle temperature interval, finally the obtained outlet air speed is matched with each outlet air speed interval related to the outlet air temperature interval, the in-vehicle temperature interval and the preset outlet air mode to obtain an outlet air speed interval to which the outlet air speed belongs, and then the breathing point temperature corresponding to the outlet air speed interval is obtained. It should be noted that the matching process is only one embodiment of the present application, and the matching sequence is not limited thereby.
As a preferred embodiment, in step S3, a second storage module is provided for storing temperature intervals divided according to the temperature difference critical point and a wind direction adjustment strategy pre-configured for each temperature interval;
in step S3, a wind direction adjustment strategy corresponding to the temperature interval where the difference is located is obtained by matching in the second storage module, so as to control the air outlet to output air according to the wind direction adjustment strategy.
As a preferred embodiment, the two critical points of temperature difference may be two, and may be 3 ℃ and 10 ℃ respectively, and the two critical points of temperature difference form three temperature ranges, namely a first temperature range, a second temperature range and a third temperature range, wherein the first temperature range defines a temperature difference range of less than 3 ℃, the second temperature range defines a temperature difference range of not less than 3 ℃ and less than 10 ℃, and the third temperature range defines a temperature difference range of not less than 10 ℃. Further, a first wind direction adjusting strategy is configured for the first temperature interval in advance, a second wind direction adjusting strategy is configured for the second temperature interval, a third wind direction adjusting strategy is configured for the third temperature interval, the air outlet is controlled to output air according to the first wind direction adjusting strategy when the difference value between the breathing point temperature and the set temperature falls into the first temperature interval, the air outlet is controlled to output air according to the second wind direction adjusting strategy when the difference value between the breathing point temperature and the set temperature falls into the second temperature interval, the air outlet is controlled to output air according to the third wind direction adjusting strategy when the difference value between the breathing point temperature and the set temperature falls into the third temperature interval, and the air outlet wind direction is adjusted to be adaptive to the difference value to be automatically adjusted.
As a preferred embodiment, when the difference between the respiratory point temperature and the set temperature is in the vicinity of the temperature difference critical point, a jump of the wind direction adjustment strategy may occur, which affects the riding experience of the user, and when the difference between the respiratory point temperature and the set temperature is 2 ℃, the respiratory point temperature and the set temperature belong to a first temperature interval because 2 ℃ is less than 3 ℃, and the wind outlet is controlled to output wind according to the first wind direction adjustment strategy, if the difference between the respiratory point temperature and the set temperature is changed to 4 ℃ because of the short door opening or window opening action of the driver, the first wind direction adjustment strategy should be switched to a second wind direction adjustment strategy because 4 ℃ is not less than 3 ℃ and 4 ℃ is less than 10 ℃, the wind direction adjustment strategy belongs to a second temperature interval, but the driver and the passenger can be quickly restored because the driver and the passenger only opens the door or the window briefly, that is the difference between the respiratory point temperature and the set temperature may be quickly restored to the first temperature interval, at this time, the second wind direction adjustment strategy also needs to be switched back to the second wind direction adjustment strategy.
In order to avoid short-time jump of the wind direction adjustment strategy, as a preferred embodiment, in step S3, a third storage module is further provided for storing a hysteresis interval corresponding to each temperature difference critical point;
the lower limit value of the hysteresis interval is obtained by subtracting a preset threshold value from the temperature difference critical point, and the upper limit value of the hysteresis interval is obtained by adding the preset threshold value to the temperature difference critical point;
in step S3, when the difference obtained by the current calculation and the difference obtained by the previous calculation are in the same hysteresis zone, the air outlet is controlled to output air according to the wind direction adjustment strategy corresponding to the temperature zone in which the difference obtained by the previous calculation is located.
As a preferred embodiment, for a critical point of temperature difference of 3 ℃, the preset threshold may be 1 ℃, that is, a hysteresis interval corresponding to the critical point of temperature difference is [2 ℃,4 ℃), and if a difference between a currently calculated respiratory point temperature and a set temperature is 2 ℃ and a difference between a last calculated respiratory point temperature and the set temperature is 4 ℃, although the difference obtained by two consecutive calculations is in different temperature intervals, since the two values belong to the same hysteresis interval, a second wind direction adjustment strategy is still adopted at this time; similarly, if the difference between the currently calculated respiration point temperature and the set temperature is 4 ℃ and the difference between the last calculated respiration point temperature and the set temperature is 2 ℃, although the differences obtained by two consecutive calculations are in different temperature intervals, the two calculation strategies still adopt the first wind direction adjustment strategy at this time because the two calculation strategies belong to the same hysteresis interval.
For a temperature difference critical point of 10 ℃, the preset threshold value may be 2 ℃, that is, a hysteresis interval corresponding to the temperature difference critical point is [8 ℃,12 ℃), if a difference between a currently calculated respiratory point temperature and a set temperature is 9 ℃, and a difference between a last calculated respiratory point temperature and the set temperature is 11 ℃, although the difference obtained by two consecutive calculations is in different temperature intervals, since the two values belong to the same hysteresis interval, a third wind direction adjustment strategy is still adopted at this time; similarly, if the difference between the currently calculated respiratory point temperature and the set temperature is 11 ℃ and the difference between the last calculated respiratory point temperature and the set temperature is 9 ℃, although the differences obtained by two consecutive calculations are in different temperature intervals, since the two values belong to the same hysteresis interval, the second wind direction adjustment strategy is still adopted at this time.
In a preferred embodiment, the temperature coverage of the hysteresis zone is smaller than the temperature coverage of the temperature zone.
In a preferred embodiment, the wind direction adjusting strategy is a people blowing strategy, a circular wind sweeping strategy or a people avoiding blowing strategy. The first wind direction adjusting strategy is a blowing strategy for people, the second wind direction adjusting strategy is a circulating wind sweeping strategy, and the third wind direction adjusting strategy is a blowing strategy for people avoiding.
In a preferred embodiment, in step S3, a command receiving unit is provided for receiving an external manual wind direction adjustment command;
in step S3, when the manual wind direction adjustment instruction is received, the air outlet is controlled to output air according to the manual wind direction adjustment instruction, and when the manual wind direction adjustment instruction is not received, the air outlet is controlled to output air according to a wind direction adjustment strategy.
As a preferred embodiment, the instruction receiving unit may be implemented by an in-vehicle console, a user gives a manual wind direction adjusting instruction through the in-vehicle console, and in step S3, after receiving the manual wind direction adjusting instruction, the user controls the air outlet to discharge air according to the manual wind direction adjusting instruction, so as to meet personalized requirements of the user.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention.
Claims (18)
1. The utility model provides an air-out control system of on-vehicle air conditioner which characterized in that includes:
the data acquisition unit is used for acquiring the air outlet mode and the set temperature of the vehicle-mounted air conditioner;
the data processing unit is connected with the data acquisition unit and used for calculating the difference value between the acquired breathing point temperature and the set temperature when the air outlet mode comprises a face blowing mode;
and the air outlet control unit is connected with the data processing unit and at least one air outlet of the vehicle-mounted air conditioner and used for partitioning the difference value according to at least one preset temperature difference critical point and configuring a corresponding wind direction adjusting strategy according to a partitioning result so as to control the air outlet to output air according to the wind direction adjusting strategy.
2. The air outlet control system of the vehicle-mounted air conditioner according to claim 1, wherein the data acquisition unit is further configured to acquire an in-vehicle temperature and an air outlet speed of the vehicle-mounted air conditioner;
the data processing unit comprises:
the first storage module is used for storing a corresponding relation table, the corresponding relation table comprises at least one preset air outlet temperature interval, each air outlet temperature interval corresponds to at least one in-vehicle temperature interval, each in-vehicle temperature interval corresponds to at least one preset air outlet mode, each preset air outlet mode corresponds to at least one air outlet speed interval, and each air outlet speed interval corresponds to one breathing point temperature;
and the matching module is connected with the first storage module and used for obtaining the corresponding breathing point temperature according to the matching of the temperature in the vehicle, the air outlet temperature, the air outlet mode and the air outlet speed in the corresponding relation table.
3. The air outlet control system of the vehicle-mounted air conditioner according to claim 1, wherein the air outlet control unit comprises:
the second storage module is used for storing each temperature interval divided according to the temperature difference critical point and the wind direction adjusting strategy pre-configured for each temperature interval;
and the control module is connected with the second storage module and used for matching the wind direction adjusting strategy corresponding to the temperature interval where the difference value is located so as to control the air outlet to output air according to the wind direction adjusting strategy.
4. The outlet control system of claim 3, wherein the outlet control unit further comprises a third storage module, connected to the control module, for storing a hysteresis interval corresponding to each of the temperature difference critical points;
the lower limit value of the hysteresis interval is obtained by subtracting a preset threshold value from the temperature difference critical point, and the upper limit value of the hysteresis interval is obtained by adding the preset threshold value to the temperature difference critical point;
and the control module controls the air outlet to output air according to the wind direction adjusting strategy corresponding to the temperature interval where the difference value obtained by the last calculation is located when the difference value obtained by the current calculation and the difference value obtained by the last calculation are in the same hysteresis interval.
5. The air outlet control system of the vehicle-mounted air conditioner according to claim 4, wherein a temperature coverage range of the hysteresis zone is smaller than a temperature coverage range of the temperature zone.
6. The outlet control system of the vehicle-mounted air conditioner according to claim 1, 3 or 4, wherein the wind direction adjusting strategy is a human blowing strategy, a circular wind sweeping strategy or a human avoiding blowing strategy.
7. The air outlet control system of the vehicle-mounted air conditioner according to claim 1, further comprising an instruction receiving unit connected to the air outlet control unit for receiving an external manual air direction adjusting instruction and sending the instruction to the air outlet control unit;
and the air outlet control unit controls the air outlet to output air according to the manual wind direction adjusting instruction when receiving the manual wind direction adjusting instruction, and controls the air outlet to output air according to the wind direction adjusting strategy when not receiving the manual wind direction adjusting instruction.
8. A vehicle-mounted manual air conditioner is characterized by comprising the air outlet control system of the vehicle-mounted air conditioner as claimed in any one of claims 1 to 7.
9. An automatic vehicle air conditioner, characterized by comprising the air outlet control system of the vehicle air conditioner as claimed in any one of claims 1-7.
10. A vehicle characterized by comprising an on-board manual air conditioner as claimed in claim 8.
11. A vehicle characterized by comprising an in-vehicle automatic air conditioner as claimed in claim 9.
12. The utility model provides an air-out control method of on-vehicle air conditioner which characterized in that includes:
s1, collecting an air outlet mode and a set temperature of the vehicle-mounted air conditioner;
step S2, when the air outlet mode comprises a blowing mode, calculating a difference value between the acquired breathing point temperature and the set temperature;
and S3, partitioning the difference value according to at least one preset temperature difference critical point, and configuring a corresponding wind direction adjusting strategy according to a partitioning result so as to control at least one air outlet of the vehicle-mounted air conditioner to output air according to the wind direction adjusting strategy.
13. The method for controlling the outlet air of the vehicle-mounted air conditioner according to claim 12, wherein in the step S1, the method further includes collecting the temperature inside the vehicle and the outlet air temperature and outlet air speed of the vehicle-mounted air conditioner;
the step S3 includes a breath point temperature obtaining process, which includes:
providing a first storage module for storing a corresponding relation table, wherein the corresponding relation table comprises at least one preset air outlet temperature interval, each air outlet temperature interval corresponds to at least one in-vehicle temperature interval, each in-vehicle temperature interval corresponds to at least one preset air outlet mode, each preset air outlet mode corresponds to at least one air outlet speed interval, and each air outlet speed interval corresponds to one breathing point temperature;
and in the process of acquiring the breathing point temperature, the corresponding breathing point temperature is obtained according to the matching of the in-vehicle temperature, the air outlet mode and the air outlet speed in the corresponding relation table.
14. The method of claim 12, wherein in step S3, a second storage module is provided for storing the temperature intervals divided according to the temperature difference critical point and the wind direction adjustment strategy pre-configured for each temperature interval;
in the step S3, the wind direction adjustment strategy corresponding to the temperature interval where the difference is located is obtained by matching in the second storage module, so as to control the air outlet to output air according to the wind direction adjustment strategy.
15. The method of claim 14, wherein in step S3, a third storage module is further provided for storing a hysteresis interval corresponding to each of the temperature difference critical points;
the lower limit value of the hysteresis interval is obtained by subtracting a preset threshold value from the temperature difference critical point, and the upper limit value of the hysteresis interval is obtained by adding the preset threshold value to the temperature difference critical point;
in the step S3, when the difference obtained by the current calculation and the difference obtained by the previous calculation are in the same hysteresis interval, the air outlet is controlled to output air according to the wind direction adjustment strategy corresponding to the temperature interval in which the difference obtained by the previous calculation is located.
16. The outlet air control method of the vehicle-mounted air conditioner according to claim 15, wherein a temperature coverage range of the hysteresis zone is smaller than a temperature coverage range of the temperature zone.
17. The outlet air control method of the vehicle-mounted air conditioner according to claim 12, 14 or 15, wherein the wind direction adjusting strategy is a human blowing strategy, a circular wind sweeping strategy, or a human avoiding blowing strategy.
18. The method of claim 12, wherein in step S3, a command receiving unit is provided for receiving an external manual wind direction adjustment command;
in step S3, when the manual wind direction adjustment instruction is received, the air outlet is controlled to output air according to the manual wind direction adjustment instruction, and when the manual wind direction adjustment instruction is not received, the air outlet is controlled to output air according to the wind direction adjustment strategy.
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