CN112793381A - Energy-saving control system and method for vehicle-mounted partitioned air conditioner - Google Patents
Energy-saving control system and method for vehicle-mounted partitioned air conditioner Download PDFInfo
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- CN112793381A CN112793381A CN202011605796.5A CN202011605796A CN112793381A CN 112793381 A CN112793381 A CN 112793381A CN 202011605796 A CN202011605796 A CN 202011605796A CN 112793381 A CN112793381 A CN 112793381A
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- 238000000034 method Methods 0.000 title claims abstract description 29
- 230000029058 respiratory gaseous exchange Effects 0.000 claims description 44
- 238000005192 partition Methods 0.000 claims description 11
- 238000004134 energy conservation Methods 0.000 abstract description 13
- 230000001276 controlling effect Effects 0.000 description 22
- 238000007664 blowing Methods 0.000 description 12
- 230000001815 facial effect Effects 0.000 description 8
- 230000000241 respiratory effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 238000004378 air conditioning Methods 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000013316 zoning 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
- B60H1/00642—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
- B60H1/00742—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 detection of the vehicle occupants' presence; by detection of conditions relating to the body of occupants, e.g. using radiant heat detectors
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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
- B60H1/00871—Air directing means, e.g. blades in an air outlet
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/88—Optimized components or subsystems, e.g. lighting, actively controlled glasses
Abstract
The invention provides an energy-saving control system and method of a vehicle-mounted partitioned air conditioner, which relate to the technical field of vehicle-mounted air conditioner energy conservation, wherein the interior of a vehicle is divided into a plurality of temperature areas, each temperature area is independently controlled by the corresponding vehicle-mounted partitioned air conditioner, and the energy-saving control system comprises the following steps: the data acquisition unit is used for acquiring the set temperature of each temperature zone, the air outlet direction of at least one air outlet arranged in each temperature zone and the occupied state of the seat in each temperature zone; and the energy-saving control unit is connected with the data acquisition unit and is used for controlling the selective closing of the air outlets according to the set temperature, the air outlet direction and the occupation state of each temperature zone. The intelligent control system has the advantages that when no passenger is in the corresponding temperature area in the vehicle, on the premise of providing a suitable riding environment for the temperature area with the passenger, the air outlet of the unmanned temperature area is automatically controlled to be selectively closed, the energy conservation of the whole vehicle is realized, the manual setting of a user is not needed, and the intelligent control is realized.
Description
Technical Field
The invention relates to the technical field of energy conservation of vehicle-mounted air conditioners, in particular to an energy-saving control system and method for a vehicle-mounted partitioned air conditioner.
Background
With the rapid development of the automobile industry and the increasing improvement of the living standard of people, automobiles are more and more important in the life of people, the requirement on the comfort of the automobiles is higher and higher, and an automobile air conditioning system is one of basic devices for meeting the comfort. The energy conservation of the air conditioner plays an important role in reducing consumption of the automobile, and how to improve the energy-saving performance of the air conditioner on the premise of not reducing the riding comfort is very important.
The zonal air conditioning means that the temperature of different areas can be independently regulated in one compartment. For example, the double-zone air conditioner means that the temperature of the left side and the temperature of the right side in the vehicle can be independently adjusted; the four-zone air conditioner means that the temperatures of the front row, the rear row, the left side and the right side can be independently adjusted respectively, namely the temperatures of the four zones can be independently adjusted. At present, energy is saved mainly by independently closing the air outlet of the automobile air conditioner in a certain area, and after the air outlet is actively set by a user, the air outlet is immediately closed when no person is in a corresponding temperature area.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides an energy-saving control system of a vehicle-mounted subarea air conditioner, wherein the interior of a vehicle is divided into a plurality of temperature areas, each temperature area is independently controlled by the corresponding vehicle-mounted subarea air conditioner, and the energy-saving control system comprises:
the data acquisition unit is used for acquiring the set temperature of each temperature zone, the air outlet direction of at least one air outlet arranged in each temperature zone and the occupied state of the seat in each temperature zone;
and the energy-saving control unit is connected with the data acquisition unit and is used for controlling the selective closing of the air outlets according to the set temperature, the air outlet direction and the occupation state of each temperature zone.
Preferably, the energy-saving control unit includes:
the partition subunit is used for setting the corresponding temperature zone as an unmanned temperature zone when the occupation state indicates that the temperature zone where the seat is located has no passengers, and setting the corresponding temperature zone as a manned temperature zone when the occupation state indicates that the temperature zone where the seat is located has passengers;
and the control subunit is connected with the partition subunit and used for controlling the air outlet of the unmanned temperature zone to be selectively closed according to the set temperature and the air outlet direction of each temperature zone.
Preferably, the control subunit includes:
the first control module is used for controlling 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;
and the second control module is used for controlling the air outlet of the unmanned warm area to be selectively closed according to the set temperature of the manned warm area and the acquired breathing point temperature of the manned warm area when the air outlet direction of the unmanned warm area is the same as the air outlet direction of the manned warm area.
Preferably, the second control module includes:
the processing submodule is used for calculating the difference value between the set temperature of each human-temperature area and the breathing point temperature and giving a one-dimensional temperature signal when the difference value is within a preset temperature difference range;
and the control submodule is connected with the processing submodule and used for controlling the air outlet of the unmanned temperature zone to be closed when the temperature maintaining signals of all the human temperature zones are received.
Preferably, the data acquisition unit is further used for acquiring the temperature in the vehicle and the air outlet mode, the air outlet temperature and the air outlet speed of the vehicle-mounted partitioned air conditioner;
the control subunit further includes a computing module, connected to the second control module, where the computing module includes:
the storage submodule 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 vehicle-mounted temperature interval, each vehicle-mounted 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 submodule is connected with the storage submodule 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.
Preferably, the temperature control system further comprises at least one temperature sensor, the temperature sensor is arranged at the head area position of each temperature area corresponding to the passenger of the seat, the temperature sensor is connected with the second control module, and the collected real-time temperature is sent to the second control module to serve as the breathing point temperature.
The application also provides a vehicle-mounted automatic air conditioner which comprises the energy-saving control system of the vehicle-mounted partitioned air conditioner.
The application also provides a vehicle which comprises the vehicle-mounted automatic air conditioner.
The application also provides an energy-saving control method of the vehicle-mounted partitioned air conditioner, the interior of a vehicle is divided into a plurality of temperature areas, each temperature area is independently controlled by the corresponding vehicle-mounted partitioned air conditioner, and the method comprises the following steps:
s1, acquiring the set temperature of each temperature zone, the air outlet direction of at least one air outlet arranged in each temperature zone and the occupation state of the seat in each temperature zone;
and S2, controlling the air outlets to be selectively closed according to the set temperature, the air outlet direction and the occupancy state of each temperature zone.
Preferably, the step S2 includes:
step S21, when the occupancy state indicates that the temperature zone where the seat is located has no passengers, the corresponding temperature zone is set as an unmanned temperature zone, and when the occupancy state indicates that the temperature zone where the seat is located has passengers, the corresponding temperature zone is set as a manned temperature zone;
and S22, controlling the air outlet of the unmanned temperature zone to be selectively closed according to the set temperature and the air outlet direction of each temperature zone.
Preferably, the step S22 includes:
step A1, when the air outlet direction of the unmanned temperature zone is different from the air outlet direction of the manned temperature zone, controlling the air outlet of the unmanned temperature zone to be closed;
and A2, controlling the air outlet of the unmanned warm area to be selectively closed according to the set temperature of the manned warm area and the acquired breathing point temperature of the manned warm area when the air outlet direction of the unmanned warm area is the same as the air outlet direction of the manned warm area.
Preferably, the step a2 includes:
step A21, calculating the difference between the set temperature of each human-warm area and the breathing point temperature, and giving a one-dimensional temperature signal when the difference is within a preset temperature difference range;
and A22, controlling the air outlet of the unmanned temperature zone to be closed when the temperature maintaining signals of all the occupied temperature zones are received.
Preferably, the step S1 further includes acquiring an in-vehicle temperature, and an air outlet mode, an air outlet temperature, and an air outlet speed of the vehicle-mounted zoned air conditioner;
before the step a21 is executed, a breath point temperature obtaining process is further included, including:
providing a storage submodule 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 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, at least one temperature sensor is provided and is arranged at the head area position of the seat corresponding to the passenger in each temperature area;
in step a2, the real-time temperature collected by the temperature sensor is acquired as the breath point temperature.
The technical scheme has the following advantages or beneficial effects: when no passenger is in the corresponding temperature zone in the vehicle, on the premise of providing a suitable riding environment for the temperature zone with the passenger, the air outlet of the unmanned temperature zone is automatically controlled to be selectively closed, the energy conservation of the whole vehicle is realized, the manual setting of a user is not needed, and the intelligent control is realized.
Drawings
Fig. 1 is a schematic structural diagram of an energy saving control system of a vehicle-mounted partitioned 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 diagram of a partition subunit according to a preferred embodiment of the present application;
fig. 4 is a schematic flowchart of an energy saving control method for a vehicle-mounted partitioned air conditioner according to a preferred embodiment of the present application;
fig. 5 is a schematic flow chart illustrating a process of controlling selective closing of each air outlet according to a preferred embodiment of the present application;
fig. 6 is a schematic flow chart illustrating a process of controlling selective closing of an air outlet of an unmanned warm area according to a preferred embodiment of the present application;
fig. 7 is a flowchart illustrating a procedure of acquiring a breath point temperature according to 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 method and the device have the advantages that when no passenger is in the corresponding temperature area in the vehicle, on the premise that the suitable riding environment is provided for the temperature area with the passenger, the air outlet of the unmanned temperature area is controlled to be selectively closed, energy saving of the whole vehicle is achieved, specific technical means provided below are all illustrations for achieving the purpose of the method and the device, and it can be understood that the technical features in the following embodiments can be combined with each other under the condition of no conflict. 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 energy saving control system for a vehicle-mounted zoned air conditioner, in which the interior of a vehicle is divided into a plurality of temperature zones, and each temperature zone is independently controlled by a corresponding vehicle-mounted zoned air conditioner, as shown in fig. 1, the energy saving control system includes:
the data acquisition unit 1 is used for acquiring the set temperature of each temperature zone, the air outlet direction of at least one air outlet arranged in each temperature zone and the occupation state of the seat in each temperature zone;
and the energy-saving control unit 2 is connected with the data acquisition unit 1 and is used for controlling the selective closing of each air outlet according to the set temperature, the air outlet direction and the occupation state of each temperature zone.
As a preferred embodiment, the vehicle-mounted partitioned air conditioner may include, but is not limited to, a double-partitioned air conditioner, a triple-partitioned air conditioner, and a quarter-partitioned air conditioner according to different partition types, wherein the double-partitioned air conditioner may independently control air outlets disposed on left and right sides of the vehicle interior, respectively, so as to independently control two temperature zones, which are left and right temperature zones of the vehicle interior, respectively; the three-zone air conditioner can respectively control air outlets arranged on the left side and the right side of the front row of the vehicle and an air outlet arranged at the rear end of the armrest box of the vehicle and facing the rear row of the vehicle so as to independently control three temperature zones which are respectively a temperature zone on the left side and the right side of the front row of the vehicle and a temperature zone of the rear row of the vehicle; the four-zone air conditioner can respectively and independently control the air outlets arranged on the left side and the right side of the front row of the vehicle and the air outlets arranged on the left side and the right side of the rear row of the vehicle so as to independently control four temperature zones, namely the temperature zones on the left side and the right side of the front row of the vehicle and the temperature zones on the left side and the right side of the rear row of the vehicle. Based on the temperature control of every warm area can independently be carried out to on-vehicle subregion air conditioner, this application realizes controlling each air outlet through the occupy-place state of gathering the air-out direction of the settlement temperature of every warm area, air outlet and seat respectively and carrying out the selectivity and close for under the prerequisite that provides suitable riding environment for the passenger, realize that whole car is energy-conserving.
As a preferred embodiment, the energy saving control unit 2 includes:
a zoning subunit 21, configured to set the corresponding temperature zone as an unmanned temperature zone when the occupancy state indicates that the temperature zone in which the seat is located has no passenger, and set the corresponding temperature zone as a manned temperature zone when the occupancy state indicates that the temperature zone in which the seat is located has a passenger;
and the control subunit 22 is connected with the partition subunit 21 and is used for controlling the air outlet of the unmanned temperature zone to be selectively closed according to the set temperature and the air outlet direction of each temperature zone.
Specifically, in this embodiment, the warm area in the vehicle is set to the unmanned warm area and the manned warm area by the occupying state of the seat, so that the subsequent air outlet provided by the unmanned warm area is conveniently and selectively closed. As a preferred embodiment, as shown in fig. 2, the data acquisition unit 1 may include at least one car seat sensor 11, and when the vehicle-mounted zoned air conditioner is a dual-zoned air conditioner, the car seat sensors 11 may be respectively disposed on a driving seat and a passenger seat of the vehicle to respectively acquire occupancy states of the driving seat and the passenger seat, where the occupancy state given by each car seat sensor 11 respectively indicates whether a person is in a corresponding temperature zone; when the vehicle-mounted zoned air conditioner is a tri-zoned air conditioner, the vehicle seat sensors 11 may be respectively disposed on a driving seat and a co-driving seat of a vehicle, occupancy states given by each of the vehicle seat sensors 11 disposed on the driving seat and the co-driving seat of the vehicle respectively indicate whether a person is in a corresponding temperature zone, and at least three of the vehicle seat sensors 11 may be disposed on a rear seat of the vehicle, respectively disposed on a side of the rear seat of the vehicle close to a left rear door, a side of the rear seat of the vehicle close to a right rear door, and a middle area of the rear seat of the vehicle, at this time, as shown in fig. 3, the zoned sub-unit 21 may include a signal receiving module 211, and when receiving an occupancy state given by any one of the vehicle seat sensors 11 on the rear seat of the vehicle and indicating that a person is in the temperature zone in which the seat is located, the corresponding temperature zone of the rear seat of the vehicle may be, when receiving the occupied state indicating that the temperature zone where the seat is located is free of passengers, which is given by all the automobile seat sensors 11 on the rear row seats of the automobile, the signal receiving module 211 sets the corresponding temperature zone of the rear row seats of the automobile as an unmanned temperature zone; when the vehicle-mounted partitioned air conditioner is a four-partitioned air conditioner, the automobile seat sensors 11 can be arranged on a driving position and a co-driving position of a vehicle respectively, at least two automobile seat sensors 11 are arranged on a rear seat of the vehicle and are arranged on one side, close to a left rear door, of the rear seat of the vehicle and one side, close to a right rear door, of the rear seat of the vehicle respectively, and the occupied state given by each automobile seat sensor 11 indicates whether a person is in a corresponding temperature zone or not respectively.
Further, when the driving experience of the passenger in the manned warm area is not affected after the air outlet of the unmanned warm area is closed, the unmanned area may be selectively closed, and it is preferable to determine whether to close the air outlet of the unmanned warm area according to the air outlet directions of the manned warm area and the unmanned warm area and the set temperature, and as a preferable embodiment, the control subunit 22 includes:
a first control module 221, configured to 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;
a second control module 222, configured to 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 acquired 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.
Specifically, in this embodiment, when the air-out direction of the unmanned warm area is different from the air-out direction of the manned warm area, because the warm areas in the vehicle are communicated, air circulation exists, the air-out of the unmanned warm area interferes with the manned warm area, the experience of passengers in the manned warm area is affected, energy conservation is not facilitated, at this time, the air outlet of the unmanned warm area is controlled to be closed by the first control module 221, and the suitable riding environment corresponding to the set temperature and the air-out direction of the warm area can be provided for the passengers in the manned warm area more quickly while energy conservation is achieved. When the air outlet direction of the unmanned warm area is the same as the air outlet direction of the manned warm area, the air outlet of the unmanned warm area does not interfere with the manned warm area, but the air outlet of the unmanned warm area is continuously opened, so that energy conservation is not facilitated, the air outlet of the unmanned warm area can be selectively closed according to the set temperature of the manned warm area and the acquired breathing point temperature of the manned warm area, and the energy conservation of the whole vehicle is realized on the premise that the manned warm area provides a suitable riding environment for passengers without influencing the manned warm area. Above-mentioned air-out direction can carry out the sign through the mode of blowing of air outlet, this mode of blowing includes but is not limited to the mode of blowing to the people, keep away the mode of blowing and sweep the wind mode with the circulation, wherein, to the mode of blowing can show that the air-out direction is the oblique ascending orientation passenger facial direction of orientation, keep away the people mode of blowing and can show that the air-out direction is the oblique descending passenger facial direction of avoiding, the circulation is swept the wind mode and can show that the air-out direction is the orientation passenger facial direction of orientation and the oblique descending orientation of avoiding between the passenger facial direction of circulation and switch.
As a preferred embodiment, the second control module 222 includes:
a processing submodule 200 for calculating a difference between the set temperature of each human-warm area and the temperature of the respiratory point, and providing a one-dimensional temperature signal when the difference is within a preset temperature difference range;
and the control sub-module 201 is connected with the processing sub-module 200 and is used for controlling the air outlet of the unmanned warm area to be closed when all temperature maintaining signals of the occupied warm area are received.
Specifically, in the present embodiment, the preset temperature difference range may be [ -1 ℃, 1 ℃ ], that is, the temperature maintaining signal is given when the actual temperature of the occupied warm zone has stabilized around the set temperature, and a respiration point temperature, which is a temperature of a head region position of a seat of the warm zone corresponding to the occupant, is used as the actual temperature of the occupied warm zone. As a preferred embodiment, when the vehicle-mounted zoned air conditioner is a tri-zoned air conditioner, it is known that the rear row area of the vehicle is an unmanned area according to the occupancy state of the seat, the temperature zone in which the driver seat is located is a manned temperature zone, the temperature zone in which the passenger seat is located is a manned temperature zone, the processing sub-module 200 calculates a first difference between the set temperature of the manned temperature zone in which the driver seat is located and the breathing point temperature, respectively, and gives a one-dimensional temperature signal when the first difference is within the preset temperature difference range, and a second difference between the set temperature of the manned temperature zone in which the passenger seat is located and the breathing point temperature, and gives a one-dimensional temperature signal when the second difference is within the preset temperature difference range. If the control sub-module 201 only receives the temperature maintenance signal of one manned temperature zone, it indicates that the actual temperature of the other manned temperature zone is not stabilized near the corresponding set temperature, at this time, because the air-out direction of the unmanned temperature zone is the same as the air-out direction of the manned temperature zone, the air-out of the unmanned temperature zone can accelerate the temperature maintenance of the manned temperature zone through the air flow, and at this time, the air outlet of the unmanned temperature zone is not closed; when the control submodule 201 receives temperature maintenance signals of two manned temperature areas, it indicates that the actual temperatures of the two manned temperature areas are stabilized near the corresponding set temperatures, and at this time, the air outlet of the unmanned temperature area can be selectively closed, so that the energy saving of the whole vehicle is realized on the premise that the manned temperature area does not influence the suitable riding environment for passengers.
The breathing point temperature is related to the air outlet temperature of the vehicle-mounted air conditioner, the temperature in the vehicle, the air outlet mode and the air outlet speed, a corresponding relation table of the air outlet temperature, the temperature in the vehicle, the air outlet mode, the air outlet speed and the breathing point temperature can be given in advance based on experience or an experimental calibration mode, and then the breathing point temperature is obtained according to the corresponding relation table. As a preferred embodiment, the data acquisition unit 1 is further configured to acquire an in-vehicle temperature, and an air outlet mode, an air outlet temperature, and an air outlet speed of the vehicle-mounted zoned air conditioner;
the control subunit 22 further includes a calculating module 223 connected to the second control module 222, where the calculating module 223 includes:
the storage submodule 202 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 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 the matching submodule 203 is connected with the storage submodule 202 and is 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 12 disposed at a position of the armrest box in the vehicle, and a temperature detected by the first temperature sensor 12 is used as an in-vehicle temperature; the data acquisition unit 1 may further include at least one second temperature sensor 13 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 14 disposed at the air outlet for detecting an air outlet speed of the air outlet.
The matching module 203 may obtain an outlet air temperature interval to which the outlet air temperature belongs by matching the outlet air temperature in the correspondence table, 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.
The breathing point temperature can also be detected by a separately arranged temperature sensor, as a preferred embodiment, the breathing point temperature detection device further comprises at least one temperature sensor 3, the temperature sensor 3 is arranged at the head area position of the seat of each temperature zone corresponding to the passenger, the temperature sensor 3 is connected with the second control module 222, and the collected real-time temperature is sent to the second control module 222 as the breathing point temperature.
The application also provides a vehicle-mounted automatic air conditioner which comprises the energy-saving control system of the vehicle-mounted partitioned air conditioner.
The application also provides a vehicle which comprises the vehicle-mounted automatic air conditioner.
The present application further provides an energy saving control method for a vehicle-mounted zoned air conditioner, in which the interior of a vehicle is divided into a plurality of temperature zones, and each temperature zone is independently controlled by a corresponding vehicle-mounted zoned air conditioner, as shown in fig. 4, the method includes:
s1, acquiring the set temperature of each temperature zone, the air outlet direction of at least one air outlet arranged in each temperature zone and the occupation state of the seat in each temperature zone;
and S2, controlling each air outlet to be selectively closed according to the set temperature, the air outlet direction and the occupation state of each temperature zone.
As a preferred embodiment, the vehicle-mounted partitioned air conditioner may include, but is not limited to, a double-partitioned air conditioner, a triple-partitioned air conditioner, and a quarter-partitioned air conditioner according to different partition types, wherein the double-partitioned air conditioner may independently control air outlets disposed on left and right sides of the vehicle interior, respectively, so as to independently control two temperature zones, which are left and right temperature zones of the vehicle interior, respectively; the three-zone air conditioner can respectively control air outlets arranged on the left side and the right side of the front row of the vehicle and an air outlet arranged at the rear end of the armrest box of the vehicle and facing the rear row of the vehicle so as to independently control three temperature zones which are respectively a temperature zone on the left side and the right side of the front row of the vehicle and a temperature zone of the rear row of the vehicle; the four-zone air conditioner can respectively and independently control the air outlets arranged on the left side and the right side of the front row of the vehicle and the air outlets arranged on the left side and the right side of the rear row of the vehicle so as to independently control four temperature zones, namely the temperature zones on the left side and the right side of the front row of the vehicle and the temperature zones on the left side and the right side of the rear row of the vehicle. Based on the temperature control of every warm area can independently be carried out to on-vehicle subregion air conditioner, this application realizes controlling each air outlet through the occupy-place state of gathering the air-out direction of the settlement temperature of every warm area, air outlet and seat respectively and carrying out the selectivity and close for under the prerequisite that provides suitable riding environment for the passenger, realize that whole car is energy-conserving.
As a preferred embodiment, as shown in fig. 5, step S2 includes:
step S21, when the occupancy state indicates that the temperature zone where the seat is located has no passengers, the corresponding temperature zone is set as an unmanned temperature zone, and when the occupancy state indicates that the temperature zone where the seat is located has passengers, the corresponding temperature zone is set as a manned temperature zone;
and step S22, controlling the air outlet of the unmanned temperature zone to be selectively closed according to the set temperature and the air outlet direction of each temperature zone.
Specifically, in this embodiment, the warm area in the vehicle is set to the unmanned warm area and the manned warm area by the occupying state of the seat, so that the subsequent air outlet provided by the unmanned warm area is conveniently and selectively closed. As a preferred embodiment, in step S1, the occupancy state of the seat in each temperature zone is acquired by using at least one vehicle seat sensor, and when the vehicle-mounted zoned air conditioner is a dual-zoned air conditioner, the vehicle seat sensors may be respectively disposed on the driving seat and the passenger seat of the vehicle to respectively acquire the occupancy states of the driving seat and the passenger seat, and the occupancy state given by each vehicle seat sensor respectively indicates whether there is a person in the corresponding temperature zone; when the vehicle-mounted zoned air conditioner is a tri-zoned air conditioner, the vehicle seat sensors may be respectively disposed on a driving seat and a co-driving seat of the vehicle, and the occupying states given by each of the vehicle seat sensors disposed on the driving seat and the co-driving seat of the vehicle respectively indicate whether a person is present in the corresponding temperature zone, and at least three of the vehicle seat sensors may be disposed on the rear seat of the vehicle, and respectively disposed on a side of the rear seat of the vehicle close to the left rear door, a side of the rear seat of the vehicle close to the right rear door, and a middle area of the rear seat of the vehicle, at this time, in step S21, when an occupying state indicating that a person is present in the temperature zone where the seat is present given by any one of the vehicle seat sensors on the rear seat of the vehicle is received, the corresponding temperature zone of the rear seat of the vehicle is set as a person-present temperature zone, and when an occupying state indicating that a person is not present in the temperature zone, setting a corresponding temperature zone of the rear row of the vehicle as an unmanned temperature zone; when the vehicle-mounted partition air conditioner is a four-partition air conditioner, the vehicle seat sensors can be arranged on a driving position and a co-driver position of a vehicle respectively, at least two vehicle seat sensors are arranged on a rear seat of the vehicle and are arranged on one side, close to a left rear door, of the rear seat of the vehicle and one side, close to a right rear door, of the rear seat of the vehicle respectively, and the occupied state given by each vehicle seat sensor indicates whether a person is in a corresponding temperature area or not respectively.
Further, when the driving experience of the passengers in the occupied warm zone is not affected after the air outlet of the occupied warm zone is closed, the occupied warm zone may be selectively closed, and it is preferable to determine whether to close the air outlet of the occupied warm zone or not according to the air outlet directions of the occupied warm zone and the set temperature, as a preferred embodiment, as shown in fig. 6, step S22 includes:
step A1, when the air outlet direction of the unmanned temperature zone is different from the air outlet direction of the manned temperature zone, controlling the air outlet of the unmanned temperature zone to be closed;
and step A2, when the air outlet direction of the unmanned warm area is the same as the air outlet direction of the manned warm area, controlling the air outlet of the unmanned warm area to be selectively closed according to the set temperature of the manned warm area and the acquired respiratory point temperature of the manned warm area.
Specifically, in this embodiment, when the air-out direction of the unmanned warm area is different from the air-out direction of the manned warm area, because the warm areas in the vehicle are communicated, air circulation exists, the air-out of the unmanned warm area interferes with the manned warm area, the experience of the passengers in the manned warm area is affected, energy conservation is not facilitated, the air outlet of the unmanned warm area is controlled to be closed, and the suitable riding environment corresponding to the set temperature and the air-out direction of the warm area can be provided for the passengers in the manned warm area more quickly while energy conservation is achieved. When the air outlet direction of the unmanned warm area is the same as the air outlet direction of the manned warm area, the air outlet of the unmanned warm area does not interfere with the manned warm area, but the air outlet of the unmanned warm area is continuously opened, so that energy conservation is not facilitated, the air outlet of the unmanned warm area can be selectively closed according to the set temperature of the manned warm area and the acquired breathing point temperature of the manned warm area, and the energy conservation of the whole vehicle is realized on the premise that the manned warm area provides a suitable riding environment for passengers without influencing the manned warm area. Above-mentioned air-out direction can carry out the sign through the mode of blowing of air outlet, this mode of blowing includes but is not limited to the mode of blowing to the people, keep away the mode of blowing and sweep the wind mode with the circulation, wherein, to the mode of blowing can show that the air-out direction is the oblique ascending orientation passenger facial direction of orientation, keep away the people mode of blowing and can show that the air-out direction is the oblique descending passenger facial direction of avoiding, the circulation is swept the wind mode and can show that the air-out direction is the orientation passenger facial direction of orientation and the oblique descending orientation of avoiding between the passenger facial direction of circulation and switch.
As a preferred embodiment, as shown in fig. 7, step a2 includes:
step A21, calculating the difference between the set temperature of each human-warm area and the temperature of the respiratory point, and giving a one-dimensional temperature signal when the difference is within a preset temperature difference range;
and step A22, controlling the air outlet of the unmanned warm area to be closed when the temperature maintaining signals of all the occupied warm areas are received.
Specifically, in this embodiment, in step a21, the preset temperature difference range may be [ -1 ℃, 1 ℃ ], that is, the temperature maintaining signal is given when the actual temperature of the occupied warm zone has stabilized around the set temperature, and the respiration point temperature, which is the temperature of the head region position of the occupant of the seat of the warm zone, is taken as the actual temperature of the occupied warm zone. As a preferred embodiment, when the vehicle-mounted zoned air conditioner is a tri-zoned air conditioner, it is known that the rear row area of the vehicle is an unmanned area according to the occupancy state of the seat, the temperature zone in which the driver seat is located is a manned temperature zone, the temperature zone in which the passenger seat is located is a manned temperature zone, a first difference between the set temperature of the manned temperature zone in which the driver seat is located and the breathing point temperature is calculated respectively, a one-dimensional temperature signal is given when the first difference is within the preset temperature difference range, a second difference between the set temperature of the manned temperature zone in which the passenger seat is located and the breathing point temperature is given when the first difference is within the preset temperature difference range. In the step a22, if only a temperature maintaining signal of one manned temperature zone is received, it is indicated that the actual temperature of the other manned temperature zone is not stabilized near the corresponding set temperature, at this time, because the air outlet direction of the unmanned temperature zone is the same as the air outlet direction of the manned temperature zone, the air outlet of the unmanned temperature zone can accelerate the temperature maintaining of the manned temperature zone through the flow of air, and at this time, the air outlet of the unmanned temperature zone is selected not to be closed; in the step a22, when the temperature maintaining signals of the two manned temperature areas are received, it is indicated that the actual temperatures of the two manned temperature areas are stabilized near the corresponding set temperatures, and at this time, the air outlet of the unmanned temperature area can be selectively closed, so that the energy saving of the whole vehicle is realized on the premise that the manned temperature area does not influence the suitable riding environment for passengers.
The breathing point temperature is related to the air outlet temperature of the vehicle-mounted air conditioner, the temperature in the vehicle, the air outlet mode and the air outlet speed, a corresponding relation table of the air outlet temperature, the temperature in the vehicle, the air outlet mode, the air outlet speed and the breathing point temperature can be given in advance based on experience or an experimental calibration mode, and then the breathing point temperature is obtained according to the corresponding relation table. As a preferred embodiment, step S1 further includes acquiring an in-vehicle temperature, and an air outlet mode, an air outlet temperature, and an air outlet speed of the vehicle-mounted zoned air conditioner;
before step a21 is executed, a breath point temperature obtaining process is further included, including:
providing a storage submodule 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 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 this embodiment, in step S1, the inside temperature may be detected by using a first temperature sensor disposed at the position of the inside armrest box; the air outlet temperature of the air outlet can be detected by adopting at least one second temperature sensor arranged at the air outlet; at least one wind speed sensor arranged at the air outlet can be adopted to detect the air outlet speed of the air outlet.
In the breath point temperature obtaining process, after the outlet air temperature is obtained, an outlet air temperature interval to which the outlet air temperature belongs is obtained according to matching of the outlet air temperature in a corresponding relation table, then the obtained in-vehicle temperature is matched 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 the obtained outlet air mode is matched with a preset outlet air mode associated with the outlet air temperature interval and the in-vehicle temperature interval, and finally the obtained outlet air speed is matched 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, so that the breath 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.
The breathing point temperature can also be detected by a separately arranged temperature sensor, and as a preferred embodiment, at least one temperature sensor is provided and is arranged at the head area position of the seat of each temperature zone corresponding to the passenger;
in step a2, the real-time temperature collected by the temperature sensor is obtained as the breath point temperature.
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 (14)
1. The utility model provides an energy-conserving control system of on-vehicle subregion air conditioner, the vehicle is inside to be divided into a plurality of warm districts, every warm district is by the independent control of corresponding on-vehicle subregion air conditioner, its characterized in that includes:
the data acquisition unit is used for acquiring the set temperature of each temperature zone, the air outlet direction of at least one air outlet arranged in each temperature zone and the occupied state of the seat in each temperature zone;
and the energy-saving control unit is connected with the data acquisition unit and is used for controlling the selective closing of the air outlets according to the set temperature, the air outlet direction and the occupation state of each temperature zone.
2. The energy-saving control system of a zoned air conditioner for vehicle according to claim 1, wherein the energy-saving control unit includes:
the partition subunit is used for setting the corresponding temperature zone as an unmanned temperature zone when the occupation state indicates that the temperature zone where the seat is located has no passengers, and setting the corresponding temperature zone as a manned temperature zone when the occupation state indicates that the temperature zone where the seat is located has passengers;
and the control subunit is connected with the partition subunit and used for controlling the air outlet of the unmanned temperature zone to be selectively closed according to the set temperature and the air outlet direction of each temperature zone.
3. The system of claim 2, wherein the control subunit comprises:
the first control module is used for controlling 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;
and the second control module is used for controlling the air outlet of the unmanned warm area to be selectively closed according to the set temperature of the manned warm area and the acquired breathing point temperature of the manned warm area when the air outlet direction of the unmanned warm area is the same as the air outlet direction of the manned warm area.
4. The energy-saving control system of the vehicle-mounted partitioned air conditioner as claimed in claim 3, wherein the second control module comprises:
the processing submodule is used for calculating the difference value between the set temperature of each human-temperature area and the breathing point temperature and giving a one-dimensional temperature signal when the difference value is within a preset temperature difference range;
and the control submodule is connected with the processing submodule and used for controlling the air outlet of the unmanned temperature zone to be closed when the temperature maintaining signals of all the human temperature zones are received.
5. The energy-saving control system of the vehicle-mounted partitioned air conditioner according to claim 3, wherein the data acquisition unit is further used for acquiring the temperature in the vehicle and the air outlet mode, the air outlet temperature and the air outlet speed of the vehicle-mounted partitioned air conditioner;
the control subunit further includes a computing module, connected to the second control module, where the computing module includes:
the storage submodule 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 vehicle-mounted temperature interval, each vehicle-mounted 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 submodule is connected with the storage submodule 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.
6. The energy-saving control system of the vehicle-mounted zoned air conditioner according to claim 3, further comprising at least one temperature sensor disposed at a head area position of the seat of each of the temperature zones corresponding to a passenger, wherein the temperature sensor is connected to the second control module, and transmits the collected real-time temperature to the second control module as the breathing point temperature.
7. An automatic air conditioner for vehicles, characterized in that it comprises the energy saving control system of zoned air conditioner for vehicles according to any one of claims 1 to 6.
8. A vehicle characterized by comprising the in-vehicle automatic air conditioner according to claim 7.
9. The energy-saving control method of the vehicle-mounted subarea air conditioner is characterized by comprising the following steps of:
s1, acquiring the set temperature of each temperature zone, the air outlet direction of at least one air outlet arranged in each temperature zone and the occupation state of the seat in each temperature zone;
and S2, controlling the air outlets to be selectively closed according to the set temperature, the air outlet direction and the occupancy state of each temperature zone.
10. The energy-saving control method of the vehicle-mounted partitioned air conditioner according to claim 9, wherein the step S2 includes:
step S21, when the occupancy state indicates that the temperature zone where the seat is located has no passengers, the corresponding temperature zone is set as an unmanned temperature zone, and when the occupancy state indicates that the temperature zone where the seat is located has passengers, the corresponding temperature zone is set as a manned temperature zone;
and S22, controlling the air outlet of the unmanned temperature zone to be selectively closed according to the set temperature and the air outlet direction of each temperature zone.
11. The energy-saving control method of the vehicle-mounted partitioned air conditioner according to claim 10, wherein the step S22 includes:
step A1, when the air outlet direction of the unmanned temperature zone is different from the air outlet direction of the manned temperature zone, controlling the air outlet of the unmanned temperature zone to be closed;
and A2, controlling the air outlet of the unmanned warm area to be selectively closed according to the set temperature of the manned warm area and the acquired breathing point temperature of the manned warm area when the air outlet direction of the unmanned warm area is the same as the air outlet direction of the manned warm area.
12. The energy-saving control method for the vehicle-mounted partition air conditioner according to claim 11, wherein the step a2 includes:
step A21, calculating the difference between the set temperature of each human-warm area and the breathing point temperature, and giving a one-dimensional temperature signal when the difference is within a preset temperature difference range;
and A22, controlling the air outlet of the unmanned temperature zone to be closed when the temperature maintaining signals of all the occupied temperature zones are received.
13. The energy-saving control method of the vehicle-mounted zoned air conditioner according to claim 11, wherein the step S1 further includes acquiring a vehicle interior temperature and an air outlet mode, an air outlet temperature and an air outlet speed of the vehicle-mounted zoned air conditioner;
before the step a21 is executed, a breath point temperature obtaining process is further included, including:
providing a storage submodule 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 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 energy-saving control method of the vehicle-mounted zoned air conditioner according to claim 11, wherein at least one temperature sensor is provided at a head area position of the seat corresponding to the occupant of each of the temperature zones;
in step a2, the real-time temperature collected by the temperature sensor is acquired as the breath point temperature.
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| WO2023045353A1 (en) * | 2021-09-24 | 2023-03-30 | 青岛海尔空调器有限总公司 | Control method for air conditioning system of vehicle, and air conditioning system |
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