US20220048356A1 - Apparatus of multi-air mode for vehicle air conditioner and method of controlling the same - Google Patents

Apparatus of multi-air mode for vehicle air conditioner and method of controlling the same Download PDF

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Publication number
US20220048356A1
US20220048356A1 US17/188,068 US202117188068A US2022048356A1 US 20220048356 A1 US20220048356 A1 US 20220048356A1 US 202117188068 A US202117188068 A US 202117188068A US 2022048356 A1 US2022048356 A1 US 2022048356A1
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United States
Prior art keywords
air
air conditioner
vehicle
duct
mode
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Pending
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US17/188,068
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English (en)
Inventor
Jimin PARK
Yongchul Kim
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hyundai Motor Co
Kia Corp
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Hyundai Motor Co
Kia Motors Corp
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Assigned to HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION reassignment HYUNDAI MOTOR COMPANY ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: KIM, YONGCHUL, PARK, JIMIN
Publication of US20220048356A1 publication Critical patent/US20220048356A1/en
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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
    • B60H1/3414—Nozzles; Air-diffusers with means for adjusting the air stream direction
    • 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
    • B60H1/00007—Combined heating, ventilating, or cooling devices
    • B60H1/00021—Air flow details of HVAC devices
    • B60H1/00028—Constructional lay-out of the devices in the vehicle
    • 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
    • B60H1/00007—Combined heating, ventilating, or cooling devices
    • B60H1/00021—Air flow details of HVAC devices
    • B60H1/00064—Air flow details of HVAC devices for sending air streams of different temperatures into the passenger compartment
    • 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
    • B60H1/00507—Details, e.g. mounting arrangements, desaeration devices
    • B60H1/00557—Details of ducts or cables
    • B60H1/00564—Details of ducts or cables of air ducts
    • 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
    • B60H1/00664—Construction or arrangement of damper doors
    • B60H1/00671—Damper doors moved by rotation; Grilles
    • B60H1/00685—Damper doors moved by rotation; Grilles the door being a rotating disc or cylinder or part thereof
    • 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
    • B60H1/0073—Control systems or circuits characterised by particular algorithms or computational models, e.g. fuzzy logic or dynamic models
    • 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
    • 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
    • B60H1/00828—Ventilators, e.g. speed control
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • B60H1/00642—Control systems or circuits; Control members or indication devices for heating, cooling or ventilating devices
    • B60H1/00814—Control systems or circuits characterised by their output, for controlling particular components of the heating, cooling or ventilating installation
    • B60H1/00821—Control systems or circuits characterised by their output, for controlling particular components of the heating, cooling or ventilating installation the components being ventilating, air admitting or air distributing devices
    • B60H1/00835—Damper doors, e.g. position control
    • B60H1/00842—Damper doors, e.g. position control the system comprising a plurality of damper doors; Air distribution between several outlets
    • 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
    • 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
    • B60H1/00964—Control systems or circuits characterised by including features for automatic and non-automatic control, e.g. for changing from automatic to manual control
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K37/00—Dashboards
    • 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
    • B60H1/3407—Nozzles; Air-diffusers providing an air stream in a fixed direction, e.g. using a grid or porous panel
    • 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
    • B60H1/00007—Combined heating, ventilating, or cooling devices
    • B60H1/00021—Air flow details of HVAC devices
    • B60H2001/00185—Distribution of conditionned air
    • 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
    • B60H1/00007—Combined heating, ventilating, or cooling devices
    • B60H1/00021—Air flow details of HVAC devices
    • B60H2001/00185—Distribution of conditionned air
    • B60H2001/00192—Distribution of conditionned air to left and right part of passenger compartment
    • 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
    • B60H1/00507—Details, e.g. mounting arrangements, desaeration devices
    • B60H2001/00635—Air-tight sealing devices

Definitions

  • the present disclosure relates to an apparatus of multi-air mode for vehicle air conditioner and method of controlling the same. More particularly, the present disclosure relates to an apparatus of multi-air mode for vehicle air conditioner and method of controlling the same for providing a pleasant vehicle environment by providing wind discharged through various air discharge units in a vehicle interior.
  • a vehicle is equipped with an air conditioner (air conditioner) to increase the comfort and comfort of passengers in the vehicle while driving the vehicle and to promote safe operation.
  • air conditioner air conditioner
  • the occupant can appropriately maintain the temperature, humidity, and air environment in the vehicle by using the air conditioner according to changes in the surrounding environment.
  • the occupant can adjust the flow rate and temperature of the air discharged from the air conditioner, and change the direction in which air is discharged, thereby creating a comfortable indoor environment.
  • the discharge port of the air conditioner includes a left air vent discharge port on the left side of a driver's seat inside a vehicle, a right air vent discharge port on the right side of the passenger seat, and a central air vent discharge port between the driver's seat and the passenger seat.
  • the vent outlet is not formed on the right side of the driver's seat and in front of the passenger seat, but is blocked. Therefore, we have discovered that there is a limit to blowing sufficient air to the driver's seat and the passenger seat during the operation of the air conditioner.
  • automatic adjustment of the air volume intensity that provides optimum comfort according to the air volume intensity of the air conditioner and the temperature change inside the vehicle is not performed.
  • the present disclosure provides an apparatus of multi-air mode for vehicle air conditioner and method of controlling the same for providing wind discharged through various air discharge units of an air conditioner inside a vehicle and adjusting the air volume according to an internal condition of the vehicle to provide a comfortable vehicle interior environment.
  • An apparatus of multi-air mode for vehicle air conditioner includes an air conditioner (HVAC) provided in the vehicle and supplying air into the vehicle, an air duct unit in communication with the air conditioner and provided to deliver air supplied from the air conditioner to the inside of the vehicle or to discharge it to the outside, and a multi-air discharge unit in which the air delivered from the air duct unit is discharged into the vehicle.
  • HVAC air conditioner
  • the air duct unit may include a defrost duct for delivering air for defrosting inside the vehicle, a multi-air duct for transferring air for cooling and heating into the vehicle through the multi-air discharge unit, and a vent duct for discharging the air inside the vehicle to the outside.
  • the air duct unit may further include a floor duct for transferring air for heating and cooling to a floor inside the vehicle.
  • the multi-air discharge unit may include a left side discharge unit through which air is discharged toward the driver's seat inside the vehicle, and a right side discharge unit through which air is discharged toward the passenger seat inside the vehicle.
  • the multi-air discharge unit may include a mesh-shaped multi-air discharge hole.
  • the multi-air discharge hole may be formed so as not to be visible from a passenger's view when seating in the driver's seat and the passenger seat of the vehicle.
  • the multi-air discharge unit may have a multi-layer structure having a stepped portion.
  • the air duct unit may include a dome door that enables the air supplied from the air conditioner to fluidly communicate with the defrost duct, multi-air duct, and vent duct, respectively, and is disposed between the air conditioner and the air duct unit.
  • the air duct unit may include a plurality of flat doors that enables the air supplied from the air conditioner to fluidly communicate with the defrost duct, the multi-air duct, and the vent duct, respectively.
  • flat doors of the plurality flat doors are disposed between the air conditioner and the defrost duct, between the air conditioner and the multi-air duct, and between the air conditioner and the vent duct.
  • the air conditioner and the multi-air duct may be pressure-sealed with each other by a rubber pad.
  • a method of controlling an apparatus of multi-air mode for an air conditioner of a vehicle includes: turning on power to the air conditioner through an air conditioner operation unit provided in the vehicle by a driver, determining, by a controller, whether a driver has turned on the multi-air mode through the air conditioner operation unit, operating, by the controller, the air conditioner in a multi-air mode when it is determined that the multi-air mode is turned on, determining, by the controller, whether the intensity of air discharged from the air conditioner is greater than or equal to a first stage, and automatically adjusting, by the controller, the intensity of the air to a second stage smaller than the first stage when it is determined that the intensity of air discharged from the air conditioner is greater than or equal to the first stage.
  • the method of controlling an apparatus of multi-air mode for vehicle air conditioner may further include, after automatically adjusting, by the controller, the intensity of the air to a second stage smaller than the first stage, determining, by the controller, whether the intensity of the air discharged from the air conditioner is manually selected, operating in the manually selected stage when it is determined that the intensity of the air discharged from the air conditioner is manually selected, determining, by the controller, whether the driver has turned off the multi-air mode through the air conditioner operation unit, and operating, by the controller, the air conditioner in a state before the multi-air mode is turned on when it is determined that the multi-air mode is turned off.
  • the method of controlling an apparatus of multi-air mode for vehicle air conditioner may further include, when it is not determined that the multi-air mode is turned on, operating, by the controller, the air conditioner in a state before the multi-air mode is turned on.
  • the method of controlling an apparatus of multi-air mode for vehicle air conditioner may further include, when it is not determined that the intensity of air discharged from the air conditioner is greater than or equal to the first stage, maintaining, by the controller, the intensity of the air in a state before the first stage.
  • the method of controlling an apparatus of multi-air mode for vehicle air conditioner may further include, when it is not determined that the intensity of the air discharged from the air conditioner is manually selected, maintaining, by the controller, the intensity of air in a state of the second stage.
  • a method of controlling an apparatus of multi-air mode for vehicle air conditioner includes: turning on power to the air conditioner through an air conditioner operation unit provided in the vehicle by the driver, determining, by a controller, whether a driver has turned on an auto mode through the air conditioner control unit, operating, by the controller, the air conditioner in an automatic mode when it is determined that the auto mode has turned on, determining, by the controller, whether the vehicle interior temperature has reached a first target temperature, switching, by the controller, to the multi-air mode and discharging air from the multi-air duct, the vent duct, and the floor duct into the vehicle interior and reducing the intensity of the air when it is determined that the vehicle interior temperature has reached the first target temperature, determining, by the controller, whether the vehicle interior temperature has reached a second target temperature lower than the first target temperature, discharging, by the controller, air only from the multi-air duct to the interior of the vehicle and further reducing the intensity of the air when it is determined that the vehicle interior temperature has reached the second target temperature,
  • the method of controlling an apparatus of multi-air mode for vehicle air conditioner may further include, when it is not determined that the auto mode has turned on, maintaining, by the controller, a manual mode.
  • the method of controlling an apparatus of multi-air mode for vehicle air conditioner may further include, when it is not determined that the automatic mode has turned off, maintaining, by the controller, an automatic mode.
  • the method of controlling an apparatus of multi-air mode for vehicle air conditioner may further include, when it is not determined that the vehicle interior temperature has reached the first target temperature, or when it is not determined that the vehicle interior temperature has reached the second target temperature, operating, by the controller, the air conditioner in a state before the vehicle interior temperature reaches the first target temperature or the vehicle interior temperature does not reach the second target temperature.
  • FIG. 1 is a diagram illustrating an exterior of a vehicle interior to which an apparatus of multi-air mode for vehicle air conditioner according to an exemplary form of the present disclosure is applied;
  • FIG. 2 is a view showing an apparatus of multi-air mode for vehicle air conditioner according to an exemplary form of the present disclosure
  • FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2 ;
  • FIG. 4 is a view showing an air conditioner of an apparatus of multi-air mode for vehicle air conditioner according to an exemplary form of the present disclosure
  • FIG. 5 is a view showing a left side discharge unit of an apparatus of multi-air mode for vehicle air conditioner according to an exemplary form of the present disclosure
  • FIG. 6 is a cross-sectional view taken along line B-B of FIG. 5 ;
  • FIG. 7 is a view showing a right side discharge unit of an apparatus of multi-air mode for vehicle air conditioner according to an exemplary form of the present disclosure
  • FIG. 8 is a cross-sectional view taken along line C-C of FIG. 7 ;
  • FIG. 9 is a view showing a state in which a dome door is disposed inside an air duct unit of an apparatus of multi-air mode for vehicle air conditioner according to an exemplary form of the present disclosure
  • FIG. 10 is a view showing a dome door of an apparatus of multi-air mode for vehicle air conditioner according to an exemplary form of the present disclosure
  • FIG. 11 is a view showing a state in which a flat door is disposed inside an air duct unit of an apparatus of multi-air mode for vehicle air conditioner according to an exemplary form of the present disclosure
  • FIG. 12 is a view showing a flat door of an apparatus of multi-air mode for vehicle air conditioner according to an exemplary form of the present disclosure
  • FIG. 13 is a flowchart illustrating a method of controlling an apparatus of multi-air mode for vehicle air conditioner according to an exemplary form of the present disclosure.
  • FIG. 14 is a flowchart illustrating a method of controlling an apparatus of multi-air mode for vehicle air conditioner according to another form of the present disclosure.
  • the exemplary form of the present disclosure shows an exemplary form of the present disclosure in detail. As a result, various modifications of the drawings will be expected. Therefore, the exemplary form is not limited to a specific aspect of the illustrated region, and for example, includes modifications of an aspect by manufacturing.
  • FIG. 1 is a diagram illustrating an exterior of a vehicle interior to which an apparatus of multi-air mode for vehicle air conditioner according to an exemplary form of the present disclosure is applied
  • FIG. 2 is a view showing an apparatus of multi-air mode for vehicle air conditioner according to an exemplary form of the present disclosure
  • FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2
  • FIG. 4 is a view showing an air conditioner of an apparatus of multi-air mode for vehicle air conditioner according to an exemplary form of the present disclosure.
  • an apparatus of multi-air mode for vehicle air conditioner includes an air conditioner (HVAC), an air duct unit, and a multi-air discharge unit.
  • HVAC air conditioner
  • HVAC air duct unit
  • multi-air discharge unit a multi-air discharge unit
  • the air conditioner (HVAC) 10 provides air to the inside of the vehicle and is a device desired to achieve the purpose of air conditioning, and includes heat source devices such as boilers and refrigerators, heat transfer devices and end devices such as blowers, pumps, ducts, pipes, outlets, suction ports, radiators, etc., and controllers, etc. that perform operations so that these devices can satisfy the conditions of air conditioning.
  • the air supplied into the vehicle by the air conditioner is used for cooling and heating inside the vehicle, controlling humidity, and removing harmful gases/dust.
  • the air duct unit 20 communicates with the air conditioner 10 and is provided to deliver air supplied from the air conditioner 10 to the inside of the vehicle or to discharge it to the outside.
  • the air duct unit 20 may include a defrost duct 22 for delivering air for defrosting inside the vehicle, a multi-air duct 24 for delivering air for cooling and heating into the vehicle through the multi-air discharge unit 30 , and a vent duct 26 for discharging the air inside the vehicle to the outside.
  • the air conditioner 10 includes a defrost discharge hole 12 , a multi-air discharge hole 14 , and a vent hole 16 , and the defrost duct 22 , the multi-air duct 24 , and the vent duct 26 of the air duct unit 20 communicate with each of these.
  • Air supplied from the air conditioner 10 is supplied to the indoor through the defrost duct 22 , the multi-air duct 24 , and the vent duct 26 through the defrost discharge hole 12 , the multi-air discharge hole 14 , and the vent hole 16 , respectively according to its purpose.
  • the air conditioner 10 is further provided with a floor discharge hole 18 for transferring air to the floor inside the vehicle, and the floor discharge hole 18 communicates with the floor duct 28 which may be additionally provided in the air duct unit 20 to supply air to the floor surface inside the vehicle.
  • the multi-air duct 24 may be pressure-sealed with each other by a multi-air discharge hole 14 of the air conditioner 10 and a pad 25 made of a rubber material.
  • the air generated in the air conditioner 10 is discharged into the vehicle through the air duct unit 20 and the multi-air discharge unit 30 .
  • the multi-air discharge unit 30 includes a left side discharge unit 32 through which air is discharged toward a driver's seat inside the vehicle, and a right side discharge unit 34 through which air is discharged toward a passenger seat inside the vehicle.
  • the multi-air discharge unit 30 according to an exemplary form of the present disclosure is provided in the driver's seat and the passenger seat in addition to the existing vent discharge outlets 2 , 4 , and 6 . As shown in FIG. 1 , the multi-air discharge unit 30 may be provided on the right side of the driver's seat and in the center of the passenger seat.
  • FIG. 5 is a view showing a left side discharge unit of an apparatus of multi-air mode for vehicle air conditioner according to an exemplary form of the present disclosure
  • FIG. 6 is a cross-sectional view taken along line B-B of FIG. 5 .
  • the left side discharge unit 32 is provided on the right side of the driver's seat, and a mesh-shaped multi-air discharge hole 33 is formed.
  • the multi-air discharge hole 33 may have a radius of about 3 mm or more and about 4 mm or less.
  • the multi-air discharge unit 30 may be formed in a multi-layered structure having a stepped portion 36 , and may be formed of a plastic material. By forming the diameter of the multi-air discharge hole 33 to be about 3 mm or more and formed of a plastic material, it is possible to prevent and reduce the phenomenon that condensed water forms in the multi-air discharge hole 33 due to a temperature difference in the vehicle interior, and secure an air volume and wind speed of a certain amount or more.
  • the multi-air discharge hole 33 may be configured so that the driver is not visible from the driver's view when seated in the driver's seat.
  • the multi-air discharge hole 33 is provided on an extension line with the existing discharge hole and has the same effect as not forming a separate multi-air discharge hole in design.
  • FIG. 7 is a view showing a right side discharge unit of an apparatus of multi-air mode for vehicle air conditioner according to an exemplary form of the present disclosure
  • FIG. 8 is a cross-sectional view taken along line C-C of FIG. 7 .
  • the right side discharge unit 34 may be provided in the center of the passenger seat. Like the left side discharge unit 32 , the right side discharge unit 34 is formed with a mesh-shaped multi-air discharge hole 35 having a radius of about 3 mm or more and about 4 mm or less.
  • the multi-air discharge unit 30 may be formed in a multi-layered structure having a stepped portion 36 , and may be formed of a plastic material.
  • the left side discharge unit 32 and the right side discharge unit 34 may have a concave surface shape and then form a multi-air discharge hole 35 on the surface of the corresponding shape.
  • the surface area in which the multi-air discharge hole 35 is formed may be divided into upper and lower portions by the stepped portion 36 .
  • a multi-air discharge hole 35 may be formed in a shape that is open toward the bottom surface of the vehicle. The multi-air discharge hole 35 may be prevented from being seen from the passenger's view when seated in the driver's seat and the passenger seat due to the oblique natural curve of the multi-air discharge unit 30 .
  • FIG. 9 is a view showing a state in which a dome door is disposed inside an air duct unit of an apparatus of multi-air mode for vehicle air conditioner according to an exemplary form of the present disclosure
  • FIG. 10 is a view showing a dome door of an apparatus of multi-air mode for vehicle air conditioner according to an exemplary form of the present disclosure
  • FIG. 11 is a view showing a state in which a flat door is disposed inside an air duct unit of an apparatus of multi-air mode for vehicle air conditioner according to an exemplary form of the present disclosure
  • FIG. 12 is a view showing a flat door of an apparatus of multi-air mode for vehicle air conditioner according to an exemplary form of the present disclosure.
  • the air duct unit 20 may include a dome door 27 or a flat door 29 .
  • the dome door 27 or the flat door 29 is disposed in the interior between the air conditioner 10 and the air duct unit 20 , and can be switched so that the air supplied from the air conditioner 10 communicates with the defrost duct 22 , the multi-air duct 24 , and the vent duct 26 , respectively.
  • the dome door 27 illustrated in FIG. 9 and FIG. 10 the dome door 27 may have a sectoral shape in cross section, and a plurality of openings are formed on the curved surface to communicate with the defrost duct 22 , the multi-air duct 24 , and the vent duct 26 , respectively.
  • the plurality of openings are provided with a screening plate that rotate around both axes of the dome door 27 . According to the rotation of the screening plate, the defrost duct 22 , the multi-air duct 24 , and the vent duct 26 and the opening may communicate with each other.
  • the flat door 29 shown in FIGS. 11 and 12 may be provided in plural.
  • the flat doors 29 can be placed on between the air conditioner 10 and the defrost duct 22 , between the air conditioner 10 and the multi-air duct 24 , and between the air conditioner 10 and the vent duct 26 , respectively.
  • the flat door 29 may be formed in a square plate shape, and may be configured to close or open the defrost duct 22 , the multi-air duct 24 , and the vent duct 26 by rotating around both axes of the square plate.
  • FIG. 13 is a flowchart illustrating a method of controlling an apparatus of multi-air mode for vehicle air conditioner according to an exemplary form of the present disclosure.
  • the power of the air conditioner is turned on by the driver through the air conditioner operation unit 40 provided in the vehicle S 101 .
  • a controller determines whether the driver has turned on the multi-air mode through the air conditioner operation unit 40 S 102 .
  • a multi-air mode button (DIFFUSE button) 42 is provided on the air conditioner operation unit 40 , and when the driver wants to use the multi-air mode, the NC button is turned on, and the DIFFUSE button 42 is turned on.
  • the controller may be implemented with one or more processors operating according to a set program, and the set program may be programmed to perform each step of the method for controlling a multi-air mode device for a vehicle air conditioner according to one form of the present disclosure.
  • the controller When it is determined that the multi-air mode is ON, the controller operates the air conditioner in the multi-air mode S 103 .
  • the controller If it is determined that the multi-air mode is not turned on, the controller operates the air conditioner in a state before the multi-air mode is turned on S 110 .
  • the controller determines whether the intensity of the air discharged from the air conditioner is greater than or equal to the first stage S 104 .
  • the first stage may be, for example, 4 of 8 stages.
  • the controller may automatically adjust the intensity of the air to a second stage smaller than the first stage S 105 .
  • the second stage may be, for example, 3 of 8 stages.
  • the controller maintains the strength of the air in the state before the first stage S 110 .
  • the controller determines whether the intensity of the air discharged from the air conditioner is manually selected S 106 .
  • the driver manually selects the air intensity through the air conditioner operation unit 40 , the automatic adjustment of the air intensity is turned off and the driver operates in a corresponding manually selected stage S 107 .
  • the controller maintains the intensity of the second stage of air S 110 .
  • the controller determines whether the driver has turned off the multi-air mode through the air conditioner operation unit 40 S 108 .
  • the multi-air mode is turned off.
  • it may be set to turn off the multi-air mode when the driver pushes the DIFFUSE button once more.
  • the controller When it is determined that the multi-air mode is off, the controller operates the air conditioner in a state before the multi-air mode is turned on S 109 .
  • the previous multi-air mode is maintained S 110 .
  • FIG. 14 is a flowchart illustrating a method of controlling an apparatus of multi-air mode for vehicle air conditioner according to another form of the present disclosure.
  • the power of the air conditioner is turned on by the driver through the air conditioner operation unit 40 provided in the vehicle S 201 .
  • the controller determines whether the driver has turned on the auto mode through the air conditioner operation unit 40 S 202 .
  • a auto mode button (AUTO button) is provided on the air conditioner operation unit 40 , and when the driver wants to use the auto mode, the NC button is turned on, and the AUTO button is turned on.
  • the controller When it is determined that the auto mode is ON, the controller operates the air conditioner in the auto mode S 203 .
  • the controller If it is determined that the auto mode is not turned on, the controller operates the air conditioner in a state before the auto mode is turned on S 210 .
  • the controller determines whether the vehicle interior temperature has reached the first target temperature S 204 .
  • the controller switches to the multi-air mode, and controls to discharge air from the multi-air duct, the vent duct, and the floor duct into the vehicle interior and reduce the intensity of the air to a certain level S 205 .
  • the controller determines whether the vehicle interior temperature has reached a second target temperature lower than the first target temperature S 206 .
  • the controller discharges air into the vehicle interior only from the multi-air duct and further reduces the intensity of the air S 207 .
  • the previous state is maintained S 210 .
  • the controller determines whether the driver has turned off the auto mode through the air conditioner operation unit 40 S 208 .
  • the auto mode is turned off.
  • it may be set to turn off the auto mode when the driver pushes the AUTO button once more.
  • the controller turns off the automatic mode S 209 , and if it is determined that the automatic mode is not turned off, the previous automatic mode state is maintained S 210 .
  • air conditioner 20 air duct unit 22: defrost duct 24: multi-air duct 25: pad 26: vent duct 27: dome door 28: floor duct 29: flat door 30: multi-air discharge unit 32: left side discharge unit 34: right side discharge unit 33, 35: multi-air discharge hole 36: stepped portion 40: operation unit

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • Fuzzy Systems (AREA)
  • Mathematical Physics (AREA)
  • Software Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Air-Conditioning For Vehicles (AREA)
US17/188,068 2020-08-11 2021-03-01 Apparatus of multi-air mode for vehicle air conditioner and method of controlling the same Pending US20220048356A1 (en)

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KR1020200100674A KR20220020113A (ko) 2020-08-11 2020-08-11 차량용 에어컨 멀티 에어 모드 장치 및 제어 방법
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