WO2018042961A1 - 車両用空調装置 - Google Patents

車両用空調装置 Download PDF

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Publication number
WO2018042961A1
WO2018042961A1 PCT/JP2017/027188 JP2017027188W WO2018042961A1 WO 2018042961 A1 WO2018042961 A1 WO 2018042961A1 JP 2017027188 W JP2017027188 W JP 2017027188W WO 2018042961 A1 WO2018042961 A1 WO 2018042961A1
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WIPO (PCT)
Prior art keywords
air
metabolic rate
vehicle
unit
air conditioner
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Application number
PCT/JP2017/027188
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English (en)
French (fr)
Japanese (ja)
Inventor
翔 岡部
熊田　辰己
和明 竹元
Original Assignee
株式会社デンソー
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Application filed by 株式会社デンソー filed Critical 株式会社デンソー
Priority to DE112017004392.1T priority Critical patent/DE112017004392T5/de
Publication of WO2018042961A1 publication Critical patent/WO2018042961A1/ja

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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
    • B60H1/32—Cooling devices
    • 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
    • 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
    • B60H3/00—Other air-treating devices

Definitions

  • the present disclosure relates to a vehicle air conditioner.
  • the air conditioner described in Patent Document 1 includes inside / outside air switching means and damper opening degree setting means.
  • the inside / outside air switching means includes a damper that changes an introduction ratio between outside air in the vehicle compartment introduced from the outside air introduction port and air in the vehicle compartment introduced from the inside air introduction port.
  • the damper opening degree setting means sets the outside air introduction ratio to be small by a damper when the number of vehicle occupants is small, and sets the outside air introduction ratio to be large by a damper when the number of vehicle occupants is large.
  • the occupant's metabolic rate is different for each occupant. Therefore, even if the number of passengers in the vehicle is the same, the total metabolic rate of a plurality of passengers is different. Further, there is a correlation between the amount of sweat and the amount of sweating that the amount of sweating is higher for a person with a higher amount of metabolism. Therefore, basically, the humidity in the passenger compartment tends to increase as the total metabolic rate of a plurality of passengers increases. Therefore, as in the vehicle air conditioner described in Patent Document 1, simply changing the outside air introduction ratio according to the number of passengers, for example, when one or more passengers with a high metabolic rate are on board. There is a possibility that an increase in humidity in the passenger compartment cannot be suppressed. Therefore, there is a risk of fogging the vehicle window glass.
  • An object of the present disclosure is to provide a vehicle air conditioner that can more accurately suppress fogging of the window glass.
  • the vehicle air conditioner includes an air conditioning case, a humidity adjustment unit, a control unit, and a metabolic rate detection unit.
  • the air conditioning case has an air passage that guides air for air conditioning into the vehicle interior.
  • the humidity adjusting unit can adjust the humidity in the passenger compartment.
  • the control unit controls the humidity adjustment unit.
  • the metabolic rate detection unit detects the metabolic rate of the passenger in the passenger compartment.
  • the control unit controls the humidity adjusting unit based on the metabolic rate.
  • the humidity in the vehicle interior is adjusted according to the metabolic rate, thereby suppressing an increase in the humidity in the vehicle interior. be able to. Therefore, fogging of the window glass can be suppressed more accurately.
  • FIG. 1 is a diagram schematically showing the configuration of the vehicle air conditioner of the first embodiment.
  • FIG. 2 is a block diagram illustrating an electrical configuration of the vehicle air conditioner according to the first embodiment.
  • FIG. 3 is a side view showing a side structure of the vehicle seat according to the first embodiment.
  • FIG. 4 is a flowchart illustrating a procedure of processes executed by the vehicle air conditioner according to the first embodiment.
  • FIG. 5 is a map showing the relationship between the metabolic rate and the outside air introduction rate used in the vehicle air conditioner of the first embodiment.
  • FIG. 6 is a block diagram illustrating an electrical configuration of a vehicle air conditioner according to a first modification of the first embodiment.
  • FIG. 7 is a block diagram showing an electrical configuration of a vehicle air conditioner according to a second modification of the first embodiment.
  • FIG. 8 is a block diagram illustrating an electrical configuration of a vehicle air conditioner according to a third modification of the first embodiment.
  • FIG. 9 is a flowchart illustrating a procedure of processes executed by the vehicle air
  • the vehicle air conditioner 10 of this embodiment includes an air conditioning case 20 and an air conditioning unit 30.
  • the air conditioner 10 is provided inside the instrument panel of the vehicle.
  • An air passage 21 is formed in the air conditioning case 20.
  • the air passage 21 is a passage that guides air for air conditioning into the passenger compartment.
  • the air for air conditioning is air for adjusting the temperature in the passenger compartment.
  • air for air conditioning flows in a direction indicated by an arrow W1 in the drawing.
  • An outside air inlet 22 and an inside air inlet 23 are formed at the upstream side of the air flow direction W ⁇ b> 1 in the air conditioning case 20 as portions for taking air into the air passage 21.
  • the outside air inlet 22 is a part that takes outside air, which is air outside the passenger compartment, into the air passage 21.
  • the inside air suction port 23 is a portion that takes in the inside air that is the cabin air into the air passage 21.
  • a defroster air outlet 24, a face air outlet 25, and a foot air outlet 26 are formed at the downstream side of the air flow direction W ⁇ b> 1 in the air conditioning case 20.
  • the defroster outlet 24 blows out air-conditioning air flowing in the air-conditioning case 20 toward the inner surface of the vehicle windshield.
  • the face outlet 25 blows out air-conditioning air flowing in the air-conditioning case 20 toward the driver or passenger in the passenger seat.
  • the foot outlet 26 blows out air-conditioning air flowing in the air-conditioning case 20 toward the feet of the driver or the passenger on the passenger seat.
  • the air conditioning unit 30 generates air for air conditioning based on the air introduced into the air passage 21 from the outside air inlet 22 or the inside air inlet 23.
  • the air conditioning unit 30 includes a fan device 31, an evaporator 32, and a heater core 33.
  • the fan device 31 is disposed downstream of the outside air inlet 22 and the inside air inlet 23 in the air flow direction W1.
  • the fan device 31 generates an air flow in the air passage 21 by rotating based on energization.
  • the energization amount of the fan device 31 By adjusting the energization amount of the fan device 31, the air volume of the air-conditioning air flowing in the air passage 21 is adjusted.
  • the evaporator 32 is disposed downstream of the fan device 31 in the air flow direction W1.
  • the evaporator 32 is a component of the cooling device.
  • the cooling device has a so-called refrigeration cycle configuration, and includes a compressor, a condenser, and an expansion valve in addition to the evaporator 32.
  • the compressor compresses and discharges the refrigerant discharged from the evaporator 32.
  • the condenser radiates and cools the refrigerant by exchanging heat between the refrigerant discharged from the compressor and the outside air, and discharges the cooled refrigerant.
  • the expansion valve expands and depressurizes the refrigerant discharged from the condenser, and discharges the depressurized refrigerant.
  • the evaporator 32 evaporates and vaporizes the refrigerant by exchanging heat between the refrigerant discharged from the expansion valve and the air-conditioning air flowing in the air passage 21.
  • the evaporator 32 has a function of cooling the air-conditioning air in the air passage 21 using heat of vaporization when the refrigerant is vaporized, and a function of dehumidifying the air-conditioning air in the air passage 21.
  • the evaporator 32 corresponds to a cooling unit.
  • the heater core 33 is disposed downstream of the evaporator 32 in the air flow direction W1.
  • the heater core 33 heats the air for air conditioning in the air passage 21 using the engine coolant circulating between the heater core 33 as a heat source.
  • the air conditioning unit 30 further includes an inside / outside air switching door 34, an air mix door 35, and an outlet switching door 36.
  • the inside / outside air switching door 34 opens and closes the outside air inlet 22 and the inside air inlet 23 to switch the air taken into the air passage 21 to outside air or inside air. Further, the inside / outside air switching door 34 can change the ratio between the outside air introduced into the air passage 21 from the outside air inlet 22 and the inside air introduced into the air passage 21 from the inside air inlet 23. . In the present embodiment, the inside / outside air switching door 34 corresponds to the inside / outside air switching unit.
  • the air mix door 35 adjusts the ratio of the air volume that passes through the heater core 33 and the air volume that bypasses the heater core 33.
  • the temperature of the air-conditioning air is adjusted by adjusting the ratio of the flow rate of air passing through the heater core 33 and the flow rate of air bypassing the heater core 33 according to the opening of the air mix door 35.
  • the air mix door 35 corresponds to a flow rate adjustment unit.
  • the air outlet switching door 36 opens and closes the defroster air outlet 24, the face air outlet 25, and the foot air outlet 26, respectively.
  • the air-conditioning air generated in the air conditioning case 20 is blown out of the air outlets 24 to 26 from the open air outlet toward the vehicle interior.
  • the air conditioner 10 includes an inside air temperature sensor 40, an outside air temperature sensor 41, a solar radiation amount sensor 42, a heart rate monitor 43, an operation unit 50, and an air conditioning ECU (Electronic Control Unit) 60. It has.
  • the inside air temperature sensor 40 detects the inside air temperature, which is the temperature inside the vehicle compartment, and outputs a signal corresponding to the detected inside air temperature.
  • the outside air temperature sensor 41 detects an outside air temperature that is a temperature outside the passenger compartment, and outputs a signal corresponding to the detected outside air temperature.
  • the solar radiation amount sensor 42 detects the solar radiation amount and outputs a signal corresponding to the detected solar radiation amount.
  • the heart rate monitor 43 detects the heart rate of each passenger in the passenger compartment. Specifically, as shown in FIG. 3, the heart rate monitor 43 is provided on the backrest 71 of each seat 70 of the vehicle. Therefore, the same number of heart rate monitors 43 as the number of seats are provided in the vehicle.
  • the seat 70 includes a driver seat, a passenger seat, a rear seat, and the like. When an occupant is seated on the seat 70, the heart rate monitor 43 detects the occupant's heart rate and outputs a signal corresponding to the detected heart rate.
  • the heart rate monitor 43 corresponds to a biological information detection unit that detects biological information of an occupant in the passenger compartment.
  • the operation unit 50 is a part operated by the vehicle occupant when performing various operations of the air conditioner 10.
  • the operation unit 50 includes a temperature setting switch 51, an inside air switch 52, an outside air switch 53, an outlet switching switch 54, an air conditioner switch 55, and the like.
  • the air conditioner switch 55 is abbreviated as “A / C switch”.
  • the temperature setting switch 51 is operated when setting the air conditioning temperature in the passenger compartment.
  • the inside air switch 52 is operated when setting the air taken into the air passage 21 to inside air.
  • the outside air switch 53 is operated when setting the air taken into the air passage 21 to the outside air.
  • the air outlet changeover switch 54 is operated when selecting whether the air for air conditioning is blown out from any one of the defroster air outlet 24, the face air outlet 25, and the foot air outlet 26.
  • the A / C switch 55 is operated when switching between execution and stop of cooling of the air-conditioning air by the cooling device 37.
  • the cooling device 37 is a device including the evaporator 32, the compressor, the condenser, and the expansion valve.
  • the operation unit 50 outputs a signal corresponding to the operation information of these switches 51 to 55.
  • the air conditioning ECU 60 controls the air conditioner 10 in an integrated manner.
  • the air conditioning ECU 60 is mainly configured by a microcomputer having a CPU, a ROM, a RAM, and the like.
  • the CPU executes arithmetic processing related to various controls of the air conditioner 10.
  • the ROM stores programs and data necessary for various controls of the air conditioner 10. In the RAM, CPU calculation results and the like are temporarily stored.
  • the air conditioning ECU 60 corresponds to a control unit.
  • the air conditioning ECU 60 incorporates output signals of the inside air temperature sensor 40, the outside air temperature sensor 41, the solar radiation amount sensor 42, the heart rate monitor 43, and the operation unit 50.
  • the air conditioning ECU 60 acquires the outside air temperature, the inside air temperature, the amount of solar radiation, the heart rate of the occupant of each seat, and the operation information for the operation unit 50 based on these pieces of information.
  • the air conditioning ECU 60 controls the fan device 31, the inside / outside air switching door 34, the air mix door 35, the air outlet switching door 36, and the cooling device 37 based on these pieces of information.
  • the air conditioning ECU 60 calculates the target blowing temperature based on the set temperature, the internal air temperature, the external air temperature, and the solar radiation amount input to the temperature setting switch 51 of the operation unit 50.
  • the air conditioning ECU 60 calculates the air volume of the fan device 31 and the opening of the air mix door 35 based on the calculated target blowing temperature, and the rotational speed of the fan device 31 and the air mix door 35 based on these calculated values.
  • Air conditioning control for controlling the opening degree and the cooling device 37 is executed.
  • the air conditioning ECU 60 controls the opening degree of the inside / outside air switching door 34 so that the inside air is taken into the air passage 21 when the inside air switch 52 of the operation unit 50 is turned on.
  • the air conditioning ECU 60 controls the opening degree of the inside / outside air switching door 34 so that outside air is taken into the air passage 21 when the outside air switch 53 of the operation unit 50 is turned on.
  • the air conditioning ECU 60 automatically controls the opening degree of the inside / outside air switching door 34 in the air conditioning control when neither the inside air switch 52 nor the outside air switch 53 is operated.
  • the air conditioning ECU 60 controls one or more of the defroster outlet 24, the face outlet 25, and the foot outlet 26 by controlling the opening of the outlet switching door 36 based on the operation information of the outlet switching switch 54. Air for air conditioning is blown out from the air outlet. The air conditioning ECU 60 automatically controls the opening degree of the outlet switching door 36 in the air conditioning control when the outlet switching switch 54 is not operated.
  • the air conditioning ECU 60 drives the cooling device 37 when the A / C switch 55 is turned on.
  • the air conditioning ECU 60 stops the cooling device 37 when the A / C switch 55 is turned off.
  • the air conditioning ECU 60 has a metabolic rate estimation unit 61.
  • the metabolic rate estimation unit 61 estimates the metabolic rate of the occupant in each seat based on the heart rate of the occupant in each seat detected by the heart rate monitor 43.
  • the heart rate monitor 43 and the metabolic rate estimation unit 61 function as a metabolic rate detection unit.
  • the air conditioning ECU 60 adjusts the opening degree of the inside / outside air switching door 34 based on the estimated occupant metabolism. Specifically, the air conditioning ECU 60 executes the process shown in FIG.
  • the air conditioning ECU 60 first determines whether or not it is a state in which outside air is forcibly introduced in step S ⁇ b> 10. Specifically, the air conditioning ECU 60 determines that the outside air is forcibly introduced when the outside air switch 53 of the operation unit 50 is turned on. In this case, the air conditioning ECU 60 makes a positive determination in step S10. When the air conditioning ECU 60 makes an affirmative determination in step S10, it sets the outside air introduction rate to “100 [%]” in step S16.
  • step S10 the air conditioning ECU 60 determines that the outside air is not forcedly introduced when the outside air switch 53 of the operation unit 50 is not turned on. In this case, the air conditioning ECU 60 makes a negative determination in step S10. If the air conditioning ECU 60 makes a negative determination in step S10, the air conditioning ECU 60 determines whether or not it is a state in which the inside air is forcibly introduced as step S11. Specifically, the air conditioning ECU 60 determines that the inside air is forcibly introduced when the inside air switch 52 of the operation unit 50 is turned on. In this case, the air conditioning ECU 60 makes a positive determination in step S11. If the air conditioning ECU 60 makes an affirmative determination in step S11, it sets the outside air introduction rate to “0 [%]” in step S15.
  • step S11 the air conditioning ECU 60 determines that the inside air is not forcibly introduced when the inside air switch 52 of the operation unit 50 is not turned on. In this case, the air conditioning ECU 60 makes a negative determination in step S11. If the air conditioning ECU 60 makes a negative determination in step S11, it estimates the metabolic rate of the passenger in the vehicle cabin as step S12.
  • the metabolic rate basically increases as the heart rate increases.
  • the relationship between the heart rate and the metabolic rate is measured in advance through experiments or the like, and a map based on the measurement result is stored in the ROM of the air conditioning ECU 60.
  • the metabolic rate estimation unit 61 individually detects the heart rate of the occupant seated in each seat of the vehicle by the heart rate monitor 43, and calculates the metabolic rate of each occupant using the map from the detected heart rate of each occupant. Estimate individually.
  • the air conditioning ECU 60 calculates the total amount of metabolism of each occupant and uses the calculated total amount of metabolism as the amount of metabolism of the occupants in the passenger compartment.
  • the air conditioning ECU 60 executes step S13 following step S12. That is, the air conditioning ECU 60 calculates the outside air introduction rate based on the metabolism amount of the passengers calculated in step S12. Specifically, a map as shown in FIG. 5 showing the relationship between the metabolic rate and the outside air introduction rate is stored in advance in the ROM of the air conditioning ECU 60. As shown in FIG. 5, this map is set so that the outside air introduction rate increases as the metabolic rate increases.
  • the air conditioning ECU 60 executes step S14 after executing one of steps S13, S15, and S16. That is, the air conditioning ECU 60 executes the inside / outside air control for adjusting the opening degree of the inside / outside air switching door 34 based on the calculated outside air introduction rate.
  • the air conditioning ECU 60 controls the opening degree of the inside / outside air switching door 34 so that only the outside air is introduced into the air passage 21. That is, the air conditioning ECU 60 controls the inside / outside air switching door 34 so that the outside air inlet 22 is fully opened and the inside air inlet 23 is fully closed.
  • the air conditioning ECU 60 controls the opening degree of the inside / outside air switching door 34 so that only the inside air is introduced into the air passage 21 when the outside air introduction rate is “0 [%]”. That is, the air conditioning ECU 60 controls the inside / outside air switching door 34 so that the outside air inlet 22 is fully closed and the inside air inlet 23 is fully opened.
  • the air conditioning ECU 60 sets the opening of the outside air inlet 22 so that the opening degree is in accordance with the value. Adjust the opening.
  • step S14 the air conditioning ECU 60 returns to step S10 and repeatedly executes the processing shown in FIG.
  • the humidity in the passenger compartment is adjusted according to the metabolic rate of the occupant of the vehicle, so that an increase in the humidity in the passenger compartment can be effectively suppressed.
  • the humidity in the passenger compartment can be adjusted more appropriately. Therefore, fogging of the window glass can be suppressed more accurately.
  • the inside / outside air switching door 34 is used as a humidity adjusting unit capable of adjusting the humidity in the passenger compartment.
  • the humidity in the vehicle interior can be adjusted by a simple method of changing the outside air introduction rate, for example, compared with the case where the method of adjusting the humidity in the vehicle interior using the dehumidifying function of the cooling device 37 is used. , Power consumption can be reduced.
  • the metabolic rate detection unit for detecting the metabolic rate of the occupant in the passenger compartment is composed of a heart rate monitor 43 and a metabolic rate estimation unit 61.
  • the heart rate monitor 43 individually detects the biological information of the passenger in the passenger compartment, specifically the heart rate of the passenger seated in each seat.
  • the metabolic rate estimation unit 61 estimates the metabolic rate of the passenger in the passenger compartment based on the heart rate of the passenger in each seat detected by the heart rate monitor 43. Thereby, the metabolism amount of the passenger
  • the air conditioner 10 of the present modification includes an infrared sensor 44 instead of the heart rate monitor 43.
  • the infrared sensor 44 detects the surface temperatures of a plurality of passengers in the vehicle compartment in a non-contact manner.
  • a matrix IR sensor that detects the surface temperature of an occupant with pixel information can be used.
  • the metabolic rate estimation unit 61 of the air conditioning ECU 60 detects the number of people and the body type in the passenger compartment based on the thermal image representing the surface temperature of the passenger detected by the infrared sensor 44 in step S12 of FIG. For example, the metabolic rate estimation unit 61 detects the number of passengers in the passenger compartment based on the number of sets of heat sources in the thermal image obtained by the infrared sensor 44, and also determines the occupant's body shape based on the size of the sets of heat sources. Is detected. Then, the metabolic rate estimation unit 61 estimates the metabolic rate of each occupant individually based on the detected number and body type of the passenger compartment and the surface temperature of the occupant, and calculates the total of the estimated metabolic rate of each occupant. By calculating, the metabolic rate of the vehicle occupant is estimated.
  • the infrared sensor 44 is used as a biological information detection unit, it is possible to easily detect the metabolic rate of the passenger in the passenger compartment.
  • the air conditioner 10 of the present modification includes a seat position sensor 45 instead of the heart rate monitor 43.
  • the seat position sensor 45 detects the presence or absence of an occupant seated in a vehicle seat and the seat position.
  • the metabolic rate estimation unit 61 of the air conditioning ECU 60 detects the number of passengers in the vehicle based on the presence or absence of a passenger in the seat detected by the seat position sensor 45 in step S12 of FIG.
  • the metabolic rate estimation unit 61 detects the occupant's body shape based on the seat position detected by the seat position sensor 45. Then, the metabolic rate estimation unit 61 estimates the metabolic rate of the occupant in the passenger compartment based on the detected number and shape of the occupants in the passenger compartment.
  • the metabolic rate of the passenger in the vehicle compartment can be easily detected.
  • the air conditioner 10 of this modification has a communication unit 46 instead of the heart rate monitor 43.
  • the communication unit 46 is a part that performs wireless communication with a mobile terminal possessed by a vehicle occupant.
  • the portable terminal has a function capable of registering at least one information of the weight, height, and age of the occupant.
  • step S12 of FIG. 4 the metabolic rate estimation unit 61 of the air conditioning ECU 60 performs wireless communication with the mobile terminal via the communication unit 46 to acquire at least one piece of information on the weight, height, and age of the occupant.
  • the metabolic rate estimation unit 61 estimates the metabolic rate of the passenger in the passenger compartment based on at least one piece of information on the acquired weight, height, and age.
  • the communication unit 46 is used as a biological information detection unit, it is possible to easily detect the metabolic rate of the passenger in the passenger compartment.
  • the vehicle air conditioner 10 of the present embodiment is a first implementation in that an air mix door 35 and an evaporator 32 of a cooling device 37 are used in place of the inside / outside air switching door 34 as a humidity adjusting unit for adjusting the humidity in the vehicle interior. It differs from the air conditioner 10 of a form.
  • the air conditioning ECU 60 of the present embodiment first determines whether or not the A / C switch 55 is turned on as step S20. If the A / C switch 55 is turned off, the air conditioning ECU 60 makes a negative determination in step S20 and sets the dehumidification rate to “0 [%]” in step S23.
  • step S20 the air conditioning ECU 60 makes an affirmative determination in step S20, and estimates the metabolic rate of the vehicle occupant as step S12. Moreover, air conditioning ECU60 performs step S21 following step S12. That is, the air conditioning ECU 60 calculates the dehumidification rate based on the metabolic rate of the vehicle occupant calculated in step S12. Specifically, a map showing the relationship between the metabolic rate and the dehumidification rate is stored in advance in the ROM of the air conditioning ECU 60. This map is set so that the dehumidification rate increases as the metabolic rate increases.
  • the air conditioning ECU 60 executes step S22 after executing one of steps S21 and S23. That is, the air conditioning ECU 60 controls the opening degree of the air mix door 35 and the cooling device 37 to execute dehumidification control for adjusting the humidity in the vehicle interior to the calculated dehumidification rate.
  • step S22 the air conditioning ECU 60 returns to step S20 and repeatedly executes the process shown in FIG. 9 at a predetermined cycle.
  • the air mix door 35 and the evaporator 32 are used as a humidity adjusting unit capable of adjusting the humidity in the passenger compartment. Thereby, since the humidity in a vehicle interior can be adjusted more accurately, fogging of the window glass can be further suppressed.
  • -Air-conditioning ECU60 of 2nd Embodiment may control only any one of the opening degree of the air mix door 35, and the cooling device 37 in the process of step S22 shown by FIG.
  • the air conditioner 10 of the second embodiment may use the configurations of the first to third modifications of the first embodiment.
  • the biological information detection unit that detects the biological information of the passengers in the passenger compartment is not limited to the heart rate monitor 43 and the infrared sensor 44, and can be changed as appropriate.
  • the biological information detection unit may be any device that detects at least one of the number of passengers, the body shape, the heart rate, the surface temperature, the weight, the height, and the age as the biological information.
  • the number of passengers in the vehicle interior, the body shape, and the like may be detected by imaging the vehicle interior with a camera provided in the vehicle interior and analyzing the captured image data.
  • the configuration of the metabolic rate detection unit that detects the metabolic rate of the passenger in the passenger compartment is not limited to the configuration having the biological information detection unit such as the heart rate monitor 43 and the metabolic rate estimation unit 61, and can be changed as appropriate.
  • the means and / or functions provided by the air conditioning ECU 60 can be provided by software stored in a substantial storage device and a computer that executes the software, only software, only hardware, or a combination thereof.
  • the air conditioning ECU 60 when it is provided by an electronic circuit which is hardware, it can be provided by a digital circuit including a large number of logic circuits or an analog circuit.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Air-Conditioning For Vehicles (AREA)
  • Chair Legs, Seat Parts, And Backrests (AREA)
  • Seats For Vehicles (AREA)
PCT/JP2017/027188 2016-09-01 2017-07-27 車両用空調装置 WO2018042961A1 (ja)

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DE112017004392.1T DE112017004392T5 (de) 2016-09-01 2017-07-27 Fahrzeugklimaanlage

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JP2016170547A JP6565837B2 (ja) 2016-09-01 2016-09-01 車両用空調装置

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CN111823811A (zh) * 2019-04-17 2020-10-27 丰田自动车株式会社 温度环境调整系统、温度嗜好推定系统及非暂时性计算机可读介质
CN115139984A (zh) * 2021-03-31 2022-10-04 本田技研工业株式会社 防雾系统
FR3125748A1 (fr) 2021-07-30 2023-02-03 Psa Automobiles Sa Procédé de gestion d’une installation de climatisation d’un véhicule automobile et véhicule automobile

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Publication number Priority date Publication date Assignee Title
FR3088256A1 (fr) * 2018-11-09 2020-05-15 Valeo Systemes Thermiques Systeme de gestion thermique pour un habitacle de vehicule automobile
JP2022102712A (ja) * 2020-12-25 2022-07-07 株式会社デンソーテン 空調制御装置および空調制御方法
DE102022133761A1 (de) * 2022-12-16 2024-06-27 HYTING GmbH Lüftungsheizvorrichtung zum Erwärmen eines Luftstroms und Verfahren zum Betreiben einer Lüftungsheizvorrichtung

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