WO2022088129A1 - 汽车空调箱、控制汽车空调箱的方法和空调控制器 - Google Patents

汽车空调箱、控制汽车空调箱的方法和空调控制器 Download PDF

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Publication number
WO2022088129A1
WO2022088129A1 PCT/CN2020/125645 CN2020125645W WO2022088129A1 WO 2022088129 A1 WO2022088129 A1 WO 2022088129A1 CN 2020125645 W CN2020125645 W CN 2020125645W WO 2022088129 A1 WO2022088129 A1 WO 2022088129A1
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WO
WIPO (PCT)
Prior art keywords
air
controlled
damper
current
front windshield
Prior art date
Application number
PCT/CN2020/125645
Other languages
English (en)
French (fr)
Inventor
罗圆
周勇有
胡浩茫
章高伟
Original Assignee
华为技术有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 华为技术有限公司 filed Critical 华为技术有限公司
Priority to PCT/CN2020/125645 priority Critical patent/WO2022088129A1/zh
Priority to EP20959290.6A priority patent/EP4219198A4/en
Priority to CN202080005147.3A priority patent/CN112739561B/zh
Publication of WO2022088129A1 publication Critical patent/WO2022088129A1/zh

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60HARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00Heating, cooling or ventilating [HVAC] devices
    • B60H1/24Devices purely for ventilating or where the heating or cooling is irrelevant
    • B60H1/241Devices purely for ventilating or where the heating or cooling is irrelevant characterised by the location of ventilation devices in the vehicle
    • B60H1/242Devices purely for ventilating or where the heating or cooling is irrelevant characterised by the location of ventilation devices in the vehicle located in the front area
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60HARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00Heating, cooling or ventilating [HVAC] devices
    • B60H1/00478Air-conditioning devices using the Peltier effect
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60HARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00Heating, cooling or ventilating [HVAC] devices
    • B60H1/00271HVAC devices specially adapted for particular vehicle parts or components and being connected to the vehicle HVAC unit
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60HARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00Heating, cooling or ventilating [HVAC] devices
    • B60H1/00642Control systems or circuits; Control members or indication devices for heating, cooling or ventilating devices
    • B60H1/00735Control systems or circuits characterised by their input, i.e. by the detection, measurement or calculation of particular conditions, e.g. signal treatment, dynamic models
    • B60H1/00785Control systems or circuits characterised by their input, i.e. by the detection, measurement or calculation of particular conditions, e.g. signal treatment, dynamic models by the detection of humidity or frost
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60SSERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
    • B60S1/00Cleaning of vehicles
    • B60S1/02Cleaning windscreens, windows or optical devices
    • B60S1/023Cleaning windscreens, windows or optical devices including defroster or demisting means
    • B60S1/026Cleaning windscreens, windows or optical devices including defroster or demisting means using electrical means
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60SSERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
    • B60S1/00Cleaning of vehicles
    • B60S1/02Cleaning windscreens, windows or optical devices
    • B60S1/54Cleaning windscreens, windows or optical devices using gas, e.g. hot air
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60HARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00Heating, cooling or ventilating [HVAC] devices
    • B60H1/00271HVAC devices specially adapted for particular vehicle parts or components and being connected to the vehicle HVAC unit
    • B60H2001/003Component temperature regulation using an air flow

Definitions

  • the present application relates to the technical field of automobiles, and in particular, to an automobile air conditioner, a method for controlling an automobile air conditioner, and an air conditioner controller.
  • the humid air in the car When the temperature difference between the inside and outside of the car reaches a certain level, the humid air in the car will condense when it hits the front windshield, which is commonly referred to as fogging of the front windshield.
  • the fogging of the front windshield will seriously affect the driver's vision and have a greater impact on driving safety.
  • a heating wire built into the front windshield is often used in the related art.
  • the heating wire can be controlled to heat and evaporate the fog to achieve the purpose of defogging.
  • the embodiments of the present application provide an automobile air conditioning box, a method for controlling the automobile air conditioning box, and an air conditioning controller, which can realize demisting of the automobile windshield without causing driving safety problems.
  • the technical solution is as follows:
  • a first aspect provides an automotive air-conditioning box, comprising: a main air duct (1), an air-conditioning air duct (2), a blower (3), a first heat dissipation structure (4) and a semiconductor refrigeration sheet (5), wherein: The main air duct (1) is communicated with the air conditioning air duct (2), the blower (3), the first heat dissipation structure (4) and the semiconductor refrigeration sheet (5) are arranged in the main air passage (1), and the semiconductor refrigeration sheet (5) The first end of the radiator is in contact with the first heat dissipation structure (4).
  • the first heat dissipation structure (4) may be composed of a plurality of heat dissipation pipes and a bottom plate. A plurality of radiating pipes are evenly arranged on the bottom plate.
  • the heat pipe and the bottom plate can be made of materials with good thermal conductivity.
  • the semiconductor refrigeration sheet (5) has a first end and a second end. When a constant current is supplied to the semiconductor refrigeration sheet (5), one end of the first end and the second end heats and one end cools, and when a reverse current is supplied, The heating end starts cooling, and the cooling end starts heating.
  • the first heat dissipation structure (4) is arranged on the first end of the semiconductor refrigeration sheet (5), that is, the bottom plate of the first heat dissipation structure (4) can be attached to the first end of the semiconductor refrigeration sheet (5).
  • the first heat dissipation structure (4) in contact with the first end can also play the role of cooling due to its good thermal conductivity.
  • the first heat dissipation structure (4) in contact with the first end can also play the role of cooling.
  • the air-conditioning controller can control the cooling of the first end of the semiconductor refrigeration sheet (5), and at the same time the first heat dissipation structure (4) in contact therewith can dehumidify the wind blown by the blower (3), that is, dehumidify the water vapor in the wind.
  • the condensation makes the wind passing through the first heat dissipation structure (4) dry.
  • the dehumidified wind can flow to the air-conditioning air duct (2), and from the air-conditioning air duct (2), in winter, the driver can turn on the air-conditioning for heating, and the dry wind passing through the air-conditioning air duct (2) can pass through the air-conditioning air duct (2).
  • Some heating devices are heated and blown to the front windshield to remove fog, or to suppress the generation of fog.
  • the semiconductor refrigeration chip does not require excessive power when used, and can be used even when the battery power of the car is low, which can effectively save power.
  • the automobile air conditioner box further comprises: a second heat dissipation structure (6), a heat conducting component (7) and a first electronically controlled air door (8).
  • a first connecting vent (9) and a second connecting vent (10) are arranged between the main air duct (1) and the air-conditioning air duct (2), and the first connecting vent (9) is located at the first connecting point of the main air duct (1).
  • the second connecting vent (10) is located between the second air duct section (102) of the main air duct (1) and the air conditioning air duct (2) .
  • the first electronically controlled damper (8) is arranged at the first connecting vent (9), and when the first electronically controlled damper (8) is at the first position, the first electronically controlled damper (8) closes the first air duct section (101). ) is blocked from the second air duct section (102), and the first air duct section (101) is communicated with the air-conditioning air duct (2). (8) Block the first air duct section (101) from the air-conditioning air duct (2), and communicate the first air duct section (101) with the second air duct section (102).
  • the second heat dissipation structure (6) is arranged in the second air duct section (102), and the second end of the semiconductor refrigeration sheet (5) is connected to the second heat dissipation structure (6) through the heat conducting component (7).
  • a second heat dissipation structure (6) may also be provided.
  • the second heat dissipation structure (6) may be composed of a plurality of heat dissipation pipes and a bottom plate. A plurality of radiating pipes are evenly arranged on the bottom plate.
  • the heat pipe and the bottom plate can be made of materials with good thermal conductivity.
  • the heat-conducting component (7) can be a heat-conducting pipe, specifically, can be made of a material with good thermal conductivity, such as a copper pipe.
  • One end of the heat-conducting component (7) is connected to the second end of the semiconductor refrigeration sheet (5), and the other end is connected to the bottom plate of the second heat dissipation structure (6).
  • the first heat dissipation structure (4) in contact with the first end can also play the role of cooling, while the second heat dissipation structure (6) is due to By connecting the heat conducting component (7) with the second end of the semiconductor refrigeration sheet (5), the second heat dissipation structure (6) can also play a heating role.
  • the first heat dissipation structure (4) in contact with the first end can also play the role of cooling, and the second heat dissipation structure (6) can play a heating role.
  • the cold air dehumidified by the first heat dissipation structure (4) can be heated by the second heat dissipation structure (6), and then blown to the windshield and other parts of the vehicle through the air-conditioning air duct (2), Defog.
  • the cold air dehumidified by the first heat dissipation structure (4) can be blocked by the first electronically controlled damper (8) and not flow to the second heat dissipation structure (6), but is directly blown towards the windshield through the air conditioning air duct (2). Defog the glass, as well as other parts of the car.
  • the automobile air-conditioning box further includes a vehicle outlet air duct (11) and a second electronically controlled air door (12), and one end of the vehicle outlet air duct (11) is connected to the second air duct section (102).
  • the second electronically controlled damper (12) is arranged at the second connecting vent (10), and when the second electronically controlled damper (12) is at the third position, the second electronically controlled damper (12) will 102) Blocking the air-conditioning air duct (2), when the second electronically controlled air door (12) is in the fourth position, the second electronically controlled air door (12) connects the vehicle outgoing air duct (11) with the second air duct section ( 102) Blocking.
  • the first electronically controlled damper (8) when the first electronically controlled damper (8) is in the first position, there may be a gap between the first electronically controlled damper (8) and the main air duct (1).
  • the cold air dehumidified by the first heat dissipation structure (4) may flow to the second heat dissipation structure (6) through the gap, and the air can be discharged to the outside of the vehicle through the vehicle outlet air duct (11). Avoid letting this part of the wind blow into the car and cause the temperature inside the car to rise.
  • the automobile air-conditioning box further includes an outside air intake duct (13), an interior air intake duct (14) and a third electronically controlled air door (15).
  • One end of the outside air inlet duct (13) is connected with the inside air inlet duct (14), and is connected with the first air duct section (101).
  • One end of the air inlet duct (14) inside the vehicle is connected with the air inlet duct (13) outside the vehicle, and is connected with the first air duct section (101).
  • the third electronically controlled damper (15) is arranged at the connection between the interior air intake duct (14) and the exterior air intake duct (13).
  • the third electronically controlled damper (15) blocks the outside air inlet duct (13) from the first air duct section (101), and blocks the outside air inlet duct (13) from the inside air inlet duct (14).
  • the third electronically controlled damper (15) blocks the interior air inlet duct (14) and the first air duct section (101), and blocks the interior air intake duct (101). The air duct (14) is blocked from the outside air inlet duct (13).
  • the air-conditioning controller may, according to actual needs, send to the power supply a control command for the third electronically controlled damper (15), where the control command is used to instruct the power supply to operate the third electronically controlled damper (15).
  • the voltage applied by the motor in 15) is used to control the rotation angle of the third electronically controlled damper (15).
  • the third electronically controlled damper (15) can be switched between the fifth position and the sixth position. (13) is blocked from the first air duct section (101), and the interior air duct (14) is communicated with the first air duct segment (101). In the sixth position, the interior air duct (14) It is blocked from the first air duct segment (101), and the outside air inlet duct (13) is communicated with the first air duct segment (101).
  • the dry air outside the car can enter the car air-conditioning box through the outside air intake duct (13), and when defogging in summer in rainy days, the dry air inside the car can pass through the air intake duct (13) inside the car. 14) Enter the car air conditioner box.
  • the heat-conducting component (7) is a copper tube.
  • the heat-conducting component (7) is used to conduct the heat from the second end of the semiconductor refrigeration sheet (5) to the second heat-dissipating structure (6), then the heat-conducting component (7) can choose the heat-conducting performance Good material like copper pipe.
  • a method for controlling an automotive air conditioner comprising:
  • the front windshield is at risk of fogging based on the current front windshield temperature, the current front windshield humidity, the current vehicle interior temperature, and the current ambient temperature;
  • the blower (3) is controlled to be turned on, and the first end of the semiconductor refrigeration sheet (5) is controlled to cool.
  • the method further includes:
  • the blower (3) is controlled to be turned on, and the first end control of the semiconductor refrigeration sheet (5) is controlled. hot.
  • the blower (3) is controlled to be turned on, and the first end of the semiconductor refrigeration sheet (5) is controlled to cool, including :
  • the blower (3) is controlled to be turned on, and the first end of the semiconductor refrigeration sheet (5) is controlled to cool , control the first damper (8) to switch to the second position;
  • End heating including:
  • the blower (3) is controlled to be turned on, and the first end control of the semiconductor refrigeration sheet (5) is controlled. heat, control the first damper (8) to switch to the first position.
  • the method further includes:
  • the blower (3) is controlled to be turned on, the first end of the semiconductor refrigeration sheet (5) is controlled to cool, and the The first damper (8) is switched to the first position.
  • the blower (3) is controlled to be turned on, and the first end of the semiconductor refrigeration sheet (5) is controlled to cool , controlling the first damper (8) to switch to the second position, and controlling the second damper (12) to switch to the fourth position;
  • the blower (3) is controlled to be turned on, and the first end of the semiconductor refrigeration sheet (5) is controlled to cool , controlling the first damper (8) to switch to the first position, including:
  • the blower (3) is controlled to be turned on, the first end of the semiconductor refrigeration sheet (5) is controlled to cool, and the The first damper (8) is switched to the first position, and the second damper (12) is controlled to be switched to the third position;
  • the blower (3) is controlled to be turned on, and the first cooling of the semiconductor refrigeration sheet (5) is controlled. End heating, controlling the first damper (8) to switch to the first position, including:
  • the blower (3) is controlled to be turned on, and the first end control of the semiconductor refrigeration sheet (5) is controlled. heat, control the first damper (8) to switch to the first position, and control the second damper (12) to switch to the third position.
  • the third electronically controlled damper (15) is controlled to switch to the sixth position, and the blower (3) is controlled ) is turned on, the first end of the semiconductor refrigeration sheet (5) is controlled to cool, the first damper (8) is controlled to switch to the second position, and the second damper (12) is controlled to switch to the fourth position;
  • the blower (3) is controlled to be turned on, and the first end of the semiconductor refrigeration sheet (5) is controlled to cool , controlling the first damper (8) to switch to the first position, and controlling the second damper (12) to switch to the third position, including:
  • the third electronically controlled damper (15) is controlled to switch to the fifth position, and the blower (3) is controlled to be turned on , controlling the first end of the semiconductor refrigeration sheet (5) to cool, controlling the first damper (8) to switch to the first position, and controlling the second damper (12) to switch to the third position;
  • the blower (3) is controlled to be turned on, and the first cooling of the semiconductor refrigeration sheet (5) is controlled. End heating, controlling the first damper (8) to switch to the first position, and controlling the second damper (12) to switch to the third position, including:
  • the third electronically controlled damper (15) is controlled to switch to the fifth position, and the blower (3) is controlled ) is turned on, the first end of the semiconductor refrigeration sheet (5) is controlled to heat, the first damper (8) is controlled to switch to the first position, and the second damper (12) is controlled to be switched to the third position.
  • determining whether a front windshield exists based on the current front windshield temperature, the current front windshield humidity, the current vehicle interior temperature and the current ambient temperature Risk of fogging including:
  • the acquiring the current front windshield temperature, the current front windshield humidity, the current interior temperature and the current ambient temperature includes:
  • the determining whether there is a risk of fogging of the front windshield based on the difference value includes:
  • the difference is adjusted, and based on the adjusted difference, it is determined whether there is a risk of fogging of the front windshield.
  • an air conditioner controller in a third aspect, includes a processor and a memory, the memory stores at least one instruction, and the instruction is loaded and executed by the processor to achieve the above-mentioned first The operations performed by the method described in the aspect.
  • an automobile defogging system comprising the air-conditioning controller according to the third aspect and the automobile air-conditioning box according to the first aspect.
  • a computer-readable storage medium includes instructions, when the computer-readable storage medium runs on an air-conditioning controller, the air-conditioning controller causes the air-conditioning controller to execute the above-mentioned first step. The method described in one aspect.
  • a computer program product comprising instructions that, when the computer program product is run on an air conditioner controller, cause the air conditioner controller to perform the method of the first aspect above.
  • the automobile air-conditioning box may include a main air duct, an air-conditioning air duct, a blower, a first heat dissipation structure, and a semiconductor refrigeration sheet.
  • the main air duct is communicated with the air-conditioning air duct, and the blower, the first heat dissipation structure and the semiconductor refrigeration sheet are arranged in the main air duct.
  • the first end of the semiconductor refrigeration sheet is in contact with the first heat dissipation structure.
  • the first end of the semiconductor refrigeration sheet can be controlled to cool, so that the air entering the automobile air conditioning box can be cooled and dehumidified through the first heat dissipation structure in contact with the semiconductor refrigeration sheet to become dry air, which is then blown to the windshield through the air conditioning air duct. Defog, or dry the air in the car to avoid fogging the windshield.
  • Fig. 1 is the schematic diagram of a kind of automobile air-conditioning box provided by the embodiment of the present application;
  • FIG. 2 is a schematic diagram of the connection relationship between a semiconductor refrigeration sheet, a first heat dissipation structure, a thermally conductive component and a second heat dissipation structure provided by an embodiment of the present application;
  • Fig. 3 is the schematic diagram of a kind of automobile air-conditioning box provided by the embodiment of the present application.
  • Fig. 4 is the schematic diagram of a kind of automobile air-conditioning box provided by the embodiment of the present application.
  • Fig. 5 is the schematic diagram of a kind of automobile air-conditioning box provided by the embodiment of the present application.
  • FIG. 6 is a flowchart of a method for controlling an automobile air conditioner provided by an embodiment of the present application.
  • FIG. 7 is a flowchart of a method for controlling an automobile air-conditioning box provided by an embodiment of the present application.
  • FIG. 8 is a flowchart of a method for controlling an automobile air conditioner provided by an embodiment of the present application.
  • FIG. 9 is a flowchart of a method for controlling an automobile air conditioner provided by an embodiment of the present application.
  • FIG. 10 is a schematic diagram of an air conditioner controller provided by an embodiment of the present application.
  • the first air duct section, 102, the second air duct section 101.
  • the embodiment of the present application provides an automobile air conditioning box, and the automobile air conditioning box can be applied to various types of automobiles such as new energy vehicles and fuel vehicles.
  • the automobile air-conditioning box can defog the front windshield by blowing dry cool air or hot air, without affecting the driving safety of the driver.
  • the automobile air-conditioning box provided by the embodiment of the present application is a top view of the automobile air-conditioning box.
  • the automobile air-conditioning box may include: a main air duct (1), an air-conditioning air duct (2), a blower (3), A first heat dissipation structure (4) and a semiconductor refrigeration sheet (5).
  • the main air duct (1) is communicated with the air-conditioning air duct (2), and the blower (3), the first heat dissipation structure (4) and the semiconductor refrigeration sheet (5) are arranged in the main air duct (1).
  • the first end of the semiconductor refrigeration sheet (5) is in contact with the first heat dissipation structure (4).
  • the first heat dissipation structure (4) may be composed of a plurality of heat dissipation pipes and a bottom plate.
  • a plurality of radiating pipes are evenly arranged on the bottom plate.
  • the heat pipe and the bottom plate can be made of materials with good thermal conductivity, such as aluminum alloy.
  • the semiconductor refrigeration sheet (5) has a first end and a second end.
  • a constant current is supplied to the semiconductor refrigeration sheet (5), one end of the first end and the second end heats and one end cools, and when a reverse current is supplied, The heating end starts cooling, and the cooling end starts heating.
  • the first heat dissipation structure (4) is arranged on the first end of the semiconductor refrigeration sheet (5), that is, the bottom plate of the first heat dissipation structure (4) can be attached to the first end of the semiconductor refrigeration sheet (5).
  • the semiconductor refrigeration sheet (5) can be electrically connected with a power source carried in the car, and the power source is used to input a constant current in a specified direction to the semiconductor refrigeration sheet, so that one end of the semiconductor refrigeration sheet (5) is heated and one end is cooled.
  • the air-conditioning controller of the automobile can send a control command to the semiconductor refrigeration chip (5) to the power supply according to the current fogging risk of the windshield, and the control command is used to instruct the power supply to output the semiconductor refrigeration chip (5). direction of current flow and output power.
  • the first heat dissipation structure (4) in contact with the first end can also play the role of cooling due to its good thermal conductivity.
  • the first heat dissipation structure (4) in contact with the first end can also play the role of cooling.
  • the blower (3) can also be electrically connected to the above-mentioned power source, and the power source can control the blower (3) to be powered on and turned on.
  • the air-conditioning controller of the automobile may send a control command for the blower (3) to the power supply according to the current risk of fogging of the windshield, and the control command is used to indicate the output power of the power supply to the blower (3).
  • the automobile air conditioning box may further include: a second heat dissipation structure (6), a heat conducting component (7) and a first electrically controlled air door (8).
  • a first connecting vent (9) and a second connecting vent (10) are arranged between the main air duct (1) and the air-conditioning air duct (2), and the first connecting vent (9) is located on the side of the main air duct (1).
  • the second connecting vent (10) is located between the second air duct section (102) of the main air duct (1) and the air conditioning air duct (2) .
  • the first electronically controlled damper (8) is arranged at the first connecting vent (9), and when the first electronically controlled damper (8) is at the first position, the first electronically controlled damper (8) closes the first air duct section (101). ) is blocked from the second air duct section (102), and the first air duct section (101) is communicated with the air-conditioning air duct (2). (8) Block the first air duct section (101) from the air-conditioning air duct (2), and communicate the first air duct section (101) with the second air duct section (102).
  • the second heat dissipation structure (6) is arranged in the second air duct section (102), and the second end of the semiconductor refrigeration sheet (5) is connected to the second heat dissipation structure (6) through the heat conducting component (7).
  • baffles may be provided between the main air duct (1) and the air-conditioning air duct (2) to form the first connecting vent (9) and the second connecting vent (10).
  • a first electronically controlled damper (8) may be provided at the first connecting vent (9).
  • the boundary between the first air duct section (101) and the second air duct section (102) of the main air duct (1) is the first position of the first electronically controlled damper (8).
  • the motor in the first electronically controlled damper (8) can be electrically connected to the above-mentioned power source, and the air-conditioning controller can send a control command for the first electronically controlled damper (8) to the power source according to actual needs, and the control command is used to indicate
  • the voltage applied by the power supply to the motor in the first electronically controlled damper (8) is used to control the rotation angle of the first electronically controlled damper (8).
  • the first electronically controlled damper (8) can be switched between the first position and the second position. When it is in the first position, the first air duct section ( 101) is blocked from the second air duct segment (102), and when in the second position, the first air duct segment (101) is blocked from the air-conditioning air duct (2).
  • the second heat dissipation structure (6) may be composed of a plurality of heat dissipation pipes and a bottom plate. A plurality of radiating pipes are evenly arranged on the bottom plate. Among them, the heat pipe and the bottom plate can be made of materials with good thermal conductivity, such as aluminum alloy.
  • the heat-conducting component (7) can be a heat-conducting pipe, specifically, can be made of a material with good thermal conductivity, such as a copper pipe.
  • FIG. 2 is a diagram showing the connection relationship among the semiconductor refrigeration sheet (5), the first heat dissipation structure (4), the heat conducting component (7) and the second heat dissipation structure (6).
  • the first heat dissipation structure (4) in contact with the first end can also play the role of cooling, while the second heat dissipation structure (6) is due to By connecting the heat conducting component (7) with the second end of the semiconductor refrigeration sheet (5), the second heat dissipation structure (6) can also play a heating role.
  • the first heat dissipation structure (4) in contact with the first end can also play the role of cooling, and the second heat dissipation structure (6) can play a heating role.
  • the automobile air-conditioning box further includes an air outlet (11) outside the vehicle and a second electronically controlled damper (12).
  • One end of the vehicle outlet air duct (11) is connected with the second air duct section (102).
  • the second electronically controlled damper (12) is disposed at the second connecting vent (10).
  • the second electronically controlled damper (12) When the second electronically controlled damper (12) is in the third position, the second electronically controlled damper (12) will move the second air duct section (102) ) is blocked from the air duct (2), and when the second electronically controlled damper (12) is in the fourth position, the second electronically controlled damper (12) connects the vehicle outgoing air duct (11) with the second air duct section (102). ) block.
  • the motor in the second electronically controlled damper (12) may also be electrically connected to the above-mentioned power source, and the air-conditioning controller may send a control command for the second electronically controlled damper (12) to the power source according to actual needs.
  • the control command is used to instruct the power supply to apply a voltage to the motor in the second electronically controlled damper (12), so as to control the rotation angle of the second electronically controlled damper (12).
  • the second electronically controlled damper (12) can be switched between the third position and the fourth position, and when it is in the third position, the second air duct section ( 102) and the air-conditioning air duct (2) is blocked, and when in the fourth position, the vehicle outgoing air duct (11) is blocked from the second air duct section (102).
  • the outside air duct (11) can discharge the air inside the vehicle to the outside of the vehicle.
  • the automobile air conditioning box further includes an outside air intake duct (13), an interior air intake duct (14) and a third electronically controlled air door (15).
  • One end of the outside air inlet duct (13) is connected with the inside air inlet duct (14), and is connected with the first air duct section (101).
  • One end of the air inlet duct (14) inside the vehicle is connected with the air inlet duct (13) outside the vehicle, and is connected with the first air duct section (101).
  • the third electronically controlled damper (15) is arranged at the connection between the interior air intake duct (14) and the exterior air intake duct (13).
  • the third electronically controlled damper (15) blocks the outside air inlet duct (13) from the first air duct section (101), and blocks the outside air inlet duct (13) from the inside air inlet duct (14).
  • the third electronically controlled damper (15) blocks the interior air duct (14) from the first air duct section (101), and blocks the interior air duct (14) ) and the outside air intake duct (13) and blocking.
  • the outside air inlet duct (13) can make the air outside the vehicle flow to the air conditioner box of the vehicle
  • the air inlet duct (14) inside the vehicle can make the air inside the vehicle flow to the air conditioner box of the vehicle.
  • the third electronically controlled damper (15) is used to control whether the air entering the air conditioning box of the vehicle is from outside the vehicle or inside the vehicle.
  • the motor in the third electronically controlled damper (15) can also be electrically connected to the above-mentioned power source, and the air-conditioning controller can send a control command for the third electronically controlled damper (15) to the power source according to actual needs, and the control command is used for Indicates the voltage applied by the power supply to the motor in the third electronically controlled damper (15) to control the rotation angle of the third electronically controlled damper (15).
  • the third electronically controlled damper (15) can be switched between the fifth position and the sixth position. (13) is blocked from the first air duct section (101), and the interior air duct (14) is communicated with the first air duct segment (101). In the sixth position, the interior air duct (14) It is blocked from the first air duct segment (101), and the outside air inlet duct (13) is communicated with the first air duct segment (101).
  • the following describes the method for controlling an automobile air-conditioning box as shown in FIG. 1 .
  • the control method can be implemented by an air-conditioning controller.
  • the processing flow of the method can include the following steps:
  • a glass temperature sensor, a glass humidity sensor, an interior temperature sensor, and an ambient temperature sensor may be installed on the vehicle.
  • the glass temperature sensor can be installed on the interior surface of the front windshield
  • the glass humidity sensor can be installed on the interior surface of the front windshield
  • the interior temperature sensor can be installed in the car
  • the ambient temperature sensor can be installed outside the car .
  • the air conditioner controller may acquire detection data from the above-mentioned sensors according to a preset detection period. Or each sensor can actively send detection data to the air conditioner according to a preset period.
  • the detection data may include the current front windshield temperature, the current vehicle interior temperature, the current front windshield humidity, and the current ambient temperature.
  • the air conditioning controller may, according to the pre-stored correspondence between the glass humidity, interior temperature and dew point temperature relationship to determine the current dew point temperature corresponding to the current front windshield humidity and the current interior temperature.
  • the corresponding relationship between the glass humidity, the temperature inside the vehicle, and the dew point temperature may be in the form of a corresponding relationship table, a relational expression, or the like, which is used to represent the relationship between multiple variables.
  • the slight fogging risk, the high-risk fogging risk, and the fogging risk are collectively referred to as the existence of fogging risk in this document.
  • the detection data obtained by the air conditioning controller may also include the current number of people in the car (Num) and the amount of rain (WprSts).
  • the difference can be adjusted. Specifically, it can be adjusted according to the following formula:
  • a and b are constants whose values can be calibrated by technicians according to the actual test situation.
  • the pre-stored fogging risk table After adjusting the difference, check the pre-stored fogging risk table based on the adjusted difference to determine the fogging risk level. For example, X2 ⁇ N' ⁇ X1, it can be determined that the current fogging risk level of the front windshield is L1, that is, there is a slight fogging risk.
  • the air-conditioning controller may send a control instruction to the power supply for the blower (3) according to the current fogging risk, where the control instruction is used to indicate the amount of power provided by the power supply to the blower.
  • the power provided to the blower (3) can also be divided into three levels. The higher the fogging risk level, the higher the power level provided to the blower (3), that is, the greater the power.
  • the air-conditioning controller can also send a control command to the semiconductor refrigeration chip (5) to the above-mentioned power source according to the current fogging risk of the windshield, and the control command is used to indicate the direction of the output current of the power supply to the semiconductor refrigeration chip (5) (making The semiconductor refrigeration sheet (5) the current direction of the refrigeration at the first end) and the output power.
  • the power provided to the semiconductor refrigeration sheet (5) can also be divided into three levels. The higher the fogging risk level, the higher the power level provided to the semiconductor refrigeration sheet (5). That is, the greater the power.
  • the wind passes through the first heat dissipation structure (4), and the first heat dissipation structure (4) condenses the water vapor in the wind, so that the wind passing through the first heat dissipation structure (4) is dry. Then, the dry wind blows through the air outlet of the air-conditioning air duct (2) to the front windshield for defogging.
  • the driver can turn on the original heater in the middle box of the car air conditioner for heating, and the dry wind passing through the air duct (2) can be heated by the heating device and blown to the front windshield for defogging. .
  • the interior of the car can be heated when the interior temperature is low, even if the windshield is not at risk of fogging in winter when the temperature is low.
  • the air-conditioning controller controls the blower (3) to turn on, and controls the first end of the semiconductor refrigeration sheet (5) to heat, so that the first heat dissipation structure (4) also starts to heat.
  • the wind passing through the first heat dissipation structure (4) is dehumidified and heated, and becomes dry hot air, which flows to the air conditioning air duct (2), and then blows into the vehicle through the tuyere of the air conditioning air duct (2).
  • the power provided to the blower (3) and the semiconductor cooling chip (5) may be any of the above three power levels, for example, both may provide intermediate levels of power.
  • the method for controlling an automobile air-conditioning box as shown in FIG. 3 will be described below.
  • the control method can be implemented by an air-conditioning controller.
  • the processing flow of the method may include the following steps:
  • the first threshold can be set according to requirements, for example, it can be set between 0 degrees Celsius and minus 30 degrees Celsius, such as minus 5 degrees Celsius.
  • the air-conditioning controller controls the first end of the semiconductor refrigeration sheet (5) to cool, and the first heat dissipation structure (4) also starts to cool.
  • the second end of the semiconductor cooling sheet (5) heats, and the heat is conducted to the second heat dissipation structure (6) through the heat conducting component (7), and the second heat dissipation structure (6) also starts to heat.
  • the blower (3) makes the wind pass through the first heat dissipation structure (4), and the first heat dissipation structure (4) condenses the water vapor in the wind, so that the wind passing through the first heat dissipation structure (4) is dry.
  • the air conditioner controller can send a first control command to the first damper (8) to the power supply, where the first control command is used to instruct the voltage provided to the first damper (8), and the voltage is added to the voltage of the first damper (8).
  • the motor controls the first damper (8) to rotate to the second position, so that the air transported through the first air duct section (101) can be heated through the second heat dissipation structure (6). Then, the heated air enters the air-conditioning air duct (2) through the second connecting vent (10), and is then blown to the front windshield by the air opening of the air-conditioning air duct (2) for defogging.
  • the second threshold may be set according to actual requirements, and may be equal to or greater than the first threshold, for example, may be set between 10 degrees Celsius and 30 degrees Celsius, specifically, 20 degrees Celsius.
  • the air-conditioning controller controls the first end of the semiconductor refrigeration sheet (5) to cool, and the first heat dissipation structure (4) also starts to cool.
  • the wind passing through the first heat dissipation structure (4) is dehumidified and cooled, and becomes dry cold wind.
  • the air-conditioning controller controls the first damper (8) to be in the first position, so that the dry cold air can flow to the air-conditioning air duct (2) through the first connecting air opening (9), and then blow the front block through the air opening of the air-conditioning air duct (2). Defog the windshield.
  • the interior of the car can be heated when the interior temperature is low, even if the windshield is not at risk of fogging in winter when the temperature is low.
  • the air-conditioning controller controls the first end of the semiconductor refrigeration sheet (5) to heat, and the first heat dissipation structure (4) also starts to heat.
  • the air passing through the first heat dissipation structure (4) is dehumidified and heated, and becomes dry hot air.
  • the air-conditioning controller controls the first damper (8) to be at the first position, so that the dry hot air can flow to the air-conditioning air duct (2), and then blow into the vehicle through the air opening of the air-conditioning air duct (2).
  • the control method can be implemented by an air conditioner controller.
  • the processing flow of the method may include the following steps:
  • the air-conditioning controller controls the first end of the semiconductor refrigeration sheet (5) to cool, and the first heat dissipation structure (4) also starts to cool.
  • the second end of the semiconductor cooling sheet (5) heats, and the heat is conducted to the second heat dissipation structure (6) through the heat conducting component (7), and the second heat dissipation structure (6) also starts to heat.
  • the blower (3) makes the wind pass through the first heat dissipation structure (4), and the first heat dissipation structure (4) condenses the water vapor in the wind, so that the wind passing through the first heat dissipation structure (4) is dry wind.
  • the air-conditioning controller controls the first damper (8) to rotate to the second position so that the air transported through the first air duct section (101) can be heated by the second heat dissipation structure (6) and become dry hot air.
  • the air-conditioning controller can also control the second damper (12) to turn to the fourth position, so that the heated wind will not flow out of the vehicle, but flow to the air-conditioning air duct (2) through the second connecting vent (10), and then The front windshield is blown through the air vent of the air duct (2) for defogging.
  • the air-conditioning controller controls the first end of the semiconductor refrigeration sheet (5) to cool, and the first heat dissipation structure (4) also starts to cool.
  • the wind passing through the first heat dissipation structure (4) is dehumidified and cooled, and becomes dry cold wind.
  • the air-conditioning controller controls the first damper (8) to be in the first position, so that the dry cold air can flow to the air-conditioning air duct (2) through the first connecting air opening (9), and then blow the front block through the air opening of the air-conditioning air duct (2). Defog the windshield.
  • the air conditioner controller can also control the second damper (12) to switch to the third position, so that part of the wind passing through the gap between the first electronically controlled damper (8) and the main air duct (1) passes through the second heat dissipation structure (6) and transported to the vehicle outlet air duct (11) to be discharged outside the vehicle.
  • the interior of the car can be heated when the interior temperature is low, even if the windshield is not at risk of fogging in winter when the temperature is low.
  • the air-conditioning controller controls the first end of the semiconductor refrigeration sheet (5) to heat, and the first heat dissipation structure (4) also starts to heat.
  • the air passing through the first heat dissipation structure (4) is dehumidified and heated, and becomes dry hot air.
  • the air-conditioning controller controls the first damper (8) to be at the first position, so that the dry hot air flows to the air-conditioning air duct (2) through the second connecting vent (10), and then blows into the vehicle through the air opening of the air-conditioning air duct (2).
  • the air conditioner controller can also control the second damper (12) to switch to the third position, so that part of the wind passing through the gap between the first electronically controlled damper (8) and the main air duct (1) passes through the second heat dissipation structure (6) and transported to the vehicle outlet air duct (11) to be discharged outside the vehicle.
  • the following describes the method for controlling an automobile air conditioner box as shown in FIG. 5 .
  • the control method can be implemented by an air conditioner controller.
  • the processing flow of the method can include the following steps:
  • the first end is cooled, the first damper (8) is controlled to switch to the second position, and the second damper (12) is controlled to be switched to the fourth position.
  • the air-conditioning controller can control the third electronically controlled damper (15) to switch to the sixth position, so that the outside air inlet duct (13) is communicated with the first air duct section (101), and the relatively dry air outside the vehicle is taken in from outside the vehicle
  • the channel (13) flows to the car air conditioner box. In this way, less water can be condensed during refrigeration and dehumidification.
  • the air-conditioning controller controls the first end of the semiconductor refrigeration sheet (5) to cool, and the first heat dissipation structure (4) also starts to cool.
  • the second end of the semiconductor cooling sheet (5) heats, and the heat is conducted to the second heat dissipation structure (6) through the heat conducting component (7), and the second heat dissipation structure (6) also starts to heat.
  • the blower (3) makes the wind pass through the first heat dissipation structure (4), and the first heat dissipation structure (4) condenses the water vapor in the wind, so that the wind passing through the first heat dissipation structure (4) is dry wind.
  • the air-conditioning controller controls the first damper (8) to rotate to the second position so that the air transported through the first air duct section (101) can be heated by the second heat dissipation structure (6) and become dry hot air.
  • the air-conditioning controller can also control the second damper (12) to turn to the fourth position, so that the heated air will not flow out of the vehicle, but enter the air-conditioning air duct (2) through the second connecting vent (10), and then The front windshield is blown from the air vent of the air-conditioning air duct (2) for defogging.
  • the air-conditioning controller can control the third electronically controlled damper (15) to rotate to the fifth position, so that the air inlet duct (14) in the vehicle is communicated with the first air duct section (101), and the relatively dry air in the vehicle is drawn from the inside of the vehicle.
  • the channel (14) flows to the air conditioner box of the car. In this way, less water can be condensed during refrigeration and dehumidification.
  • the air-conditioning controller controls the first end of the semiconductor refrigeration sheet (5) to cool, and the first heat dissipation structure (4) also starts to cool.
  • the wind passing through the first heat dissipation structure (4) is dehumidified and cooled, and becomes dry cold wind.
  • the air-conditioning controller controls the first damper (8) to be in the first position, so that the dry cold air can enter the air-conditioning air duct (2) through the first connecting air opening (9), and is then blown forward by the air opening of the air-conditioning air duct (2). Defog the windshield.
  • the air conditioner controller can also control the second damper (12) to switch to the third position, so that part of the wind passing through the gap between the first electronically controlled damper (8) and the main air duct (1) passes through the second heat dissipation structure (6) and transported to the vehicle outlet air duct (11) to be discharged outside the vehicle.
  • the interior of the car can be heated when the interior temperature is low, even if the windshield is not at risk of fogging in winter when the temperature is low.
  • the air-conditioning controller can control the third electronically controlled damper (15) to rotate to the fifth position, so that the air inlet duct (14) in the vehicle is communicated with the first air duct section (101), and the air with a relatively high temperature outside the vehicle is discharged from the vehicle.
  • the inner air inlet duct (14) flows to the automobile air conditioner box.
  • the air-conditioning controller controls the first end of the semiconductor refrigeration sheet (5) to heat, and the first heat dissipation structure (4) also starts to heat.
  • the air passing through the first heat dissipation structure (4) is dehumidified and heated, and becomes dry hot air.
  • the air-conditioning controller controls the first damper (8) to be in the first position, so that the dry hot air can enter the air-conditioning air duct (2) through the second connecting air vent (10), and then blow into the vehicle from the air opening of the air-conditioning air duct (2). .
  • the air conditioner controller can also control the second damper (12) to switch to the third position, so that part of the wind passing through the gap between the first electronically controlled damper (8) and the main air duct (1) passes through the second heat dissipation structure (6) and transported to the vehicle outlet air duct (11) to be discharged outside the vehicle.
  • a computer-readable storage medium is also provided, and at least one instruction is stored in the storage medium, and the at least one instruction is loaded and executed by a processor to implement the method for controlling a car air conditioner in the above embodiment.
  • FIG. 10 is a schematic structural diagram of an air conditioner controller provided by an embodiment of the present application.
  • the air conditioner controller 1000 may vary greatly due to different configurations or performances, and may include one or more processors (central processing units, CPUs) ) 1001 and one or more memories 1002, wherein at least one instruction is stored in the memory 1002, and the at least one instruction is loaded and executed by the processor 1001 to realize the control of the automobile air conditioner in the above embodiment. method.
  • processors central processing units, CPUs

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Abstract

一种汽车空调箱,包括:主风道(1),空调风道(2),鼓风机(3),第一散热结构(4)和半导体制冷片(5),其中:主风道(1)和所述空调风道(2)连通;鼓风机(3),第一散热结构(4)和半导体制冷片(5)设置在主风道(1)中;半导体制冷片(5)的第一端与第一散热结构(4)相接触。还提供了一种控制汽车空调箱的方法,一种空调控制器以及一种汽车除雾系统。

Description

汽车空调箱、控制汽车空调箱的方法和空调控制器 技术领域
本申请涉及汽车技术领域,特别涉及一种汽车空调箱、控制汽车空调箱的方法和空调控制器。
背景技术
在车内外温差达到一定程度时,车内潮湿的空气碰到前挡风玻璃就会凝露,即通常所说的前挡风玻璃起雾。前挡风玻璃起雾会严重影响驾驶员的视线,对驾驶安全有较大影响。
为了除去前挡风玻璃上的雾气,相关技术中多采用在前挡风玻璃内置加热丝。在前挡风玻璃起雾时,可以控制加热丝进行加热,对雾气进行蒸发,以达到除雾的目的。
在实现本申请的过程中,发明人发现相关技术至少存在以下问题:
在前挡风玻璃中铺设加热丝的工艺复杂,成本较高,且会对驾驶员的视线产生一定影响,从而导致驾驶安全问题。
发明内容
本申请实施例提供了一种汽车空调箱、控制汽车空调箱的方法和空调控制器,可以实现汽车挡风玻璃除雾,而不会导致驾驶安全问题。所述技术方案如下:
第一方面,提供了一种汽车空调箱,包括:主风道(1)、空调风道(2)、鼓风机(3)、第一散热结构(4)和半导体制冷片(5),其中:主风道(1)和空调风道(2)连通,鼓风机(3)、第一散热结构(4)和半导体制冷片(5)设置在主风道(1)中,半导体制冷片(5)的第一端与第一散热结构(4)相接触。
在本申请实施例所示的方案中,第一散热结构(4)可以由多个散热管和底板组成。多个散热管均匀排列设置在底板上。其中,散热管和底板可以由具有良好导热性的材料制成。半导体制冷片(5)具有第一端和第二端,在半导体制冷片(5)通入恒定电流时,第一端和第二端中一端制热一端制冷,当通入反向电流时,上述制热的一端开始制冷,上述制冷的一端开始制热。第一散热结构(4)设置在半导体制冷片(5)的第一端上,即可以第一散热结构(4)的底板与半导体制冷片(5)的第一端贴合。在半导体制冷片(5)的第一端制冷时,与该第一端接触的第一散热结构(4)由于具有良好的导热性,也可以起到制冷的作用。在半导体制冷片(5)的第一端制热时,与该第一端接触的第一散热结构(4)也可以起到制冷的作用。
空调控制器可以控制半导体制冷片(5)的第一端制冷,同时与其接触的第一散热结构(4)可以对鼓风机(3)吹过的风进行除湿,即,将风中的水蒸气进行冷凝,使得经过第一散热结构(4)的风的干燥的。经过除湿的风,可以流向空调风道(2),由空调风道(2),在冬季情况下,驾驶人员可以打开空调取暖,则通过空调风道(2)的干燥的风可以经由空调中原有的加热器件进行加热吹向前挡风玻璃进行除雾,或者抑制雾气产生。
此外,半导体制冷片使用时不需要过大电量,即使是在汽车电池电量较低时也可以使用, 可以有效节省电能。
在一种可能的实现方式中,汽车空调箱,还包括:第二散热结构(6)、导热部件(7)和第一电控风门(8)。主风道(1)和空调风道(2)之间设置有第一连通风口(9)和第二连通风口(10),第一连通风口(9)位于主风道(1)的第一风道段(101)与空调风道(2)之间,所述第二连通风口(10)位于主风道(1)的第二风道段(102)与空调风道(2)之间。第一电控风门(8)设置在第一连通风口(9)处,当第一电控风门(8)位于第一位置时,第一电控风门(8)将第一风道段(101)与第二风道段(102)阻断,第一风道段(101)与空调风道(2)连通,当第一电控风门(8)位于第二位置时,第一电控风门(8)将第一风道段(101)与空调风道(2)阻断,第一风道段(101)与第二风道段(102)连通。第二散热结构(6)设置在第二风道段(102)中,半导体制冷片(5)的第二端通过导热部件(7)与第二散热结构(6)连接。
在本申请实施例所示的方案中,为了可以满足不同季节的除雾需求,还可以设置有第二散热结构(6)。第二散热结构(6)可以由多个散热管和底板组成。多个散热管均匀排列设置在底板上。其中,散热管和底板可以由具有良好导热性的材料制成。导热部件(7)可以为导热管,具体的,可以由具有良好导热性的材料制成,如铜管。该导热部件(7)一端与半导体制冷片(5)的第二端连接,另一端与第二散热结构(6)的底板连接。
在半导体制冷片(5)的第一端制冷,第二端制热时,与第一端接触的第一散热结构(4)也可以起到制冷的作用,而第二散热结构(6)由于通过导热部件(7)与半导体制冷片(5)的第二端连接,则第二散热结构(6)也可以起到制热作用。在半导体制冷片(5)的第一端制热,第二端制冷时,与第一端接触的第一散热结构(4)也可以起到制冷的作用,而第二散热结构(6)可以起到制热作用。
这样,在冬季时,经过第一散热结构(4)除湿的冷风,可以由第二散热结构(6)加热后,再经由空调风道(2)吹向挡风玻璃,以及车内其他部位,进行除雾。而在夏季,经过第一散热结构(4)除湿的冷风,可以被第一电控风门(8)阻挡不流向第二散热结构(6),而直接经由空调风道(2)吹向挡风玻璃,以及车内其他部位,进行除雾。
在一种可能的实现方式中,汽车空调箱还包括车外出风道(11)和第二电控风门(12),车外出风道(11)的一端与第二风道段(102)连接;第二电控风门(12)设置在第二连通风口(10)处,当第二电控风门(12)位于第三位置时,第二电控风门(12)将第二风道段(102)与空调风道(2)阻断,当第二电控风门(12)位于第四位置时,第二电控风门(12)将车外出风道(11)与第二风道段(102)阻断。
在本申请实施例所示的方案中,在第一电控风门(8)位于第一位置时,可能和主风道(1)之间存在间隙。这样,在夏季,经过第一散热结构(4)除湿的冷风,可能经过该间隙流向第二散热结构(6),通过该车外出风道(11),便可以将这些风排到车外,避免使这部分风吹向车内导致对车内温度升高。
在一种可能的实现方式中,汽车空调箱还包括车外进风道(13)、车内进风道(14)和第三电控风门(15)。车外进风道(13)的一端与车内进风道(14)连接,且与第一风道段(101)连接。车内进风道(14)的一端与车外进风道(13)连接,且与第一风道段(101)连接。第三电控风门(15)设置在车内进风道(14)与车外进风道(13)的连接处,当第三电控风门(15)位于第五位置时,第三电控风门(15)将车外进风道(13)与第一风道段(101)阻断, 且将车外进风道(13)与车内进风道(14)阻断,当第三电控风门(15)位于第六位置时,所述第三电控风门(15)将所述车内进风道(14)与第一风道段(101)阻断,且将车内进风道(14)与车外进风道(13)阻断。
在本申请实施例所示的方案中,空调控制器可以根据实际需要,向该电源发送对第三电控风门(15)的控制指令,该控制指令用于指示电源在第三电控风门(15)中电机所加的电压,以控制第三电控风门(15)转动的角度。通过控制第三电控风门(15)转动的角度,可以使第三电控风门(15)在第五位置和第六位置间切换,当其在第五位置时,将将车外进风道(13)与第一风道段(101)阻断,而车内进风道(14)与第一风道段(101)连通,在第六位置时,将车内进风道(14)与第一风道段(101)阻断,而车外进风道(13)与第一风道段(101)连通。
这样,在冬季除雾时,可以使车外干燥的空气经过车外进风道(13)进入汽车空调箱,在夏季雨天除雾时,可以使车内干燥的空气经过车内进风道(14)进入汽车空调箱。
在一种可能的实现方式中,导热部件(7)为铜管。
在本申请实施例所示的方案中,导热部件(7)用于将半导体制冷片(5)第二端的热量传导至第二散热结构(6),则该导热部件(7)可以选择导热性能好的材料,如铜管。
第二方面,提供了一种控制汽车空调箱的方法,所述方法包括:
获取当前前挡风玻璃温度、当前前挡风玻璃湿度、当前车内温度以及当前环境温度;
基于所述当前前挡风玻璃温度、所述当前前挡风玻璃湿度、所述当前车内温度以及所述当前环境温度,确定前挡风玻璃是否存在起雾风险;
如果确定所述前挡风玻璃存在起雾风险,则控制所述鼓风机(3)开启,控制所述半导体制冷片(5)的第一端制冷。
在一种可能的实现方式中,所述方法还包括:
如果确定所述前挡风玻璃不存在起雾风险,且所述当前车内温度小于第三阈值,则控制所述鼓风机(3)开启,控制所述半导体制冷片(5)的第一端制热。
在一种可能的实现方式中,所述如果确定所述前挡风玻璃存在起雾风险,则控制所述鼓风机(3)开启,控制所述半导体制冷片(5)的第一端制冷,包括:
如果确定所述前挡风玻璃存在起雾风险,且所述当前环境温度小于所述第一阈值,则控制所述鼓风机(3)开启,控制所述半导体制冷片(5)的第一端制冷,控制所述第一风门(8)切换至第二位置;
所述如果确定所述前挡风玻璃不存在起雾风险,且所述当前车内温度小于第三阈值,则控制所述鼓风机(3)开启,控制所述半导体制冷片(5)的第一端制热,包括:
如果确定所述前挡风玻璃不存在起雾风险,且所述当前车内温度小于第三阈值,则控制所述鼓风机(3)开启,控制所述半导体制冷片(5)的第一端制热,控制所述第一风门(8)切换至第一位置。
在一种可能的实现方式中,所述方法还包括:
如果确定所述前挡风玻璃存在起雾风险,且所述当前环境温度大于第二阈值,则控制所述鼓风机(3)开启,控制所述半导体制冷片(5)的第一端制冷,控制所述第一风门(8)切换至第一位置。
在一种可能的实现方式中,所述如果确定所述前挡风玻璃存在起雾风险,且所述当前环境温度小于所述第一阈值,则控制所述鼓风机(3)开启,控制所述半导体制冷片(5)的第一端制冷,控制所述第一风门(8)切换至第二位置,包括:
如果确定所述前挡风玻璃存在起雾风险,且所述当前环境温度小于所述第一阈值,则控制所述鼓风机(3)开启,控制所述半导体制冷片(5)的第一端制冷,控制所述第一风门(8)切换至第二位置,控制所述第二风门(12)切换至第四位置;
所述如果确定所述前挡风玻璃存在起雾风险,且所述当前环境温度大于第二阈值,则控制所述鼓风机(3)开启,控制所述半导体制冷片(5)的第一端制冷,控制所述第一风门(8)切换至第一位置,包括:
如果确定所述前挡风玻璃存在起雾风险,且所述当前环境温度大于第二阈值,则控制所述鼓风机(3)开启,控制所述半导体制冷片(5)的第一端制冷,控制所述第一风门(8)切换至第一位置,控制所述第二风门(12)切换至第三位置;
所述如果确定所述前挡风玻璃不存在起雾风险,且所述当前车内温度小于第三阈值,则控制所述鼓风机(3)开启,控制所述半导体制冷片(5)的第一端制热,控制所述第一风门(8)切换至第一位置,包括:
如果确定所述前挡风玻璃不存在起雾风险,且所述当前车内温度小于第三阈值,则控制所述鼓风机(3)开启,控制所述半导体制冷片(5)的第一端制热,控制所述第一风门(8)切换至第一位置,控制所述第二风门(12)切换至第三位置。
在一种可能的实现方式中,所述如果确定所述前挡风玻璃存在起雾风险,且所述当前环境温度小于所述第一阈值,则控制所述鼓风机(3)开启,控制所述半导体制冷片(5)的第一端制冷,控制所述第一风门(8)切换至第二位置,控制所述第二风门(12)切换至第四位置,包括:
如果确定所述前挡风玻璃存在起雾风险,且所述当前环境温度小于所述第一阈值,则控制所述第三电控风门(15)切换至第六位置,控制所述鼓风机(3)开启,控制所述半导体制冷片(5)的第一端制冷,控制所述第一风门(8)切换至第二位置,控制第二风门(12)切换至第四位置;
所述如果确定所述前挡风玻璃存在起雾风险,且所述当前环境温度大于第二阈值,则控制所述鼓风机(3)开启,控制所述半导体制冷片(5)的第一端制冷,控制所述第一风门(8)切换至第一位置,控制所述第二风门(12)切换至第三位置,包括:
如果确定所述前挡风玻璃存在起雾风险,且所述当前环境温度大于第二阈值,则控制所述第三电控风门(15)切换至第五位置,控制所述鼓风机(3)开启,控制所述半导体制冷片(5)的第一端制冷,控制所述第一风门(8)切换至第一位置,控制第二风门(12)切换至第三位置;
所述如果确定所述前挡风玻璃不存在起雾风险,且所述当前车内温度小于第三阈值,则控制所述鼓风机(3)开启,控制所述半导体制冷片(5)的第一端制热,控制所述第一风门(8)切换至第一位置,控制所述第二风门(12)切换至第三位置,包括:
如果确定所述前挡风玻璃不存在起雾风险,且所述当前车内温度小于第三阈值,则控制所述第三电控风门(15)切换至第五位置,控制所述鼓风机(3)开启,控制所述半导体制冷片(5)的第一端制热,控制所述第一风门(8)切换至第一位置,控制第二风门(12)切换 至第三位置。
在一种可能的实现方式中,所述基于所述当前前挡风玻璃温度、所述当前前挡风玻璃湿度、所述当前车内温度以及所述当前环境温度,确定前挡风玻璃是否存在起雾风险,包括:
基于所述当前前挡风玻璃湿度和所述当前车内温度,确定当前露点温度;
计算所述当前前挡风玻璃温度和所述当前露点温度的差值;
基于所述差值,确定前挡风玻璃是否存在起雾风险。
在一种可能的实现方式中,所述获取当前前挡风玻璃温度、当前前挡风玻璃湿度、当前车内温度以及当前环境温度,包括:
获取当前前挡风玻璃温度、当前前挡风玻璃湿度、当前车内温度、当前环境温度、当前车内人数和当前雨量值;
所述基于所述差值,确定前挡风玻璃是否存在起雾风险,包括:
基于所述当前车内人数和当前雨量值,对所述差值进行调整,基于调整后的差值,确定前挡风玻璃是否存在起雾风险。
第三方面,提供了一种空调控制器,所述空调控制器包括处理器和存储器,所述存储器中存储有至少一条指令,所述指令由所述处理器加载并执行以实现如上述第一方面所述的方法所执行的操作。
第四方面,提供了一种汽车除雾系统,所述汽车除雾系统包括如上述第三方面所述的空调控制器和如上述第一方面所述的汽车空调箱。
第五方面,提供了一种计算机可读存储介质,所述计算机可读存储介质包括指令,当所述计算机可读存储介质在空调控制器上运行时,使得所述空调控制器执行如上述第一方面所述的方法。
第六方面,提供了一种包含指令的计算机程序产品,当所述计算机程序产品在在空调控制器上运行时,使得所述空调控制器执行如上述第一方面所述的方法。
本申请实施例提供的技术方案带来的有益效果是:
本申请实施例中,汽车空调箱可以包括主风道、空调风道、鼓风机、第一散热结构和半导体制冷片。主风道和空调风道连通,鼓风机、第一散热结构和半导体制冷片设置在主风道中。半导体制冷片的第一端与第一散热结构相接触。可以控制半导体制冷片的第一端制冷,从而使进入汽车空调箱的空气可以通过半导体制冷片接触的第一散热结构进行制冷除湿,成为干燥的空气,再经由空调风道吹向挡风玻璃进行除雾,或者对车内空气进行干燥避免挡风玻璃起雾。
附图说明
图1是本申请实施例提供的一种汽车空调箱的示意图;
图2是本申请实施例提供的一种半导体制冷片、第一散热结构、导热部件和第二散热结 构之间的连接关系示意图;
图3是本申请实施例提供的一种汽车空调箱的示意图;
图4是本申请实施例提供的一种汽车空调箱的示意图;
图5是本申请实施例提供的一种汽车空调箱的示意图;
图6是本申请实施例提供的一种控制汽车空调箱的方法流程图;
图7是本申请实施例提供的一种控制汽车空调箱的方法流程图;
图8是本申请实施例提供的一种控制汽车空调箱的方法流程图;
图9是本申请实施例提供的一种控制汽车空调箱的方法流程图;
图10是本申请实施例提供的一种空调控制器的示意图。
图例说明:
1、主风道,2、空调风道,3、鼓风机,4、第一散热结构,5、半导体制冷片,6、第二散热结构,7、导热部件,8、第一电控风门,9、第一连通风口,10、第二连通风口,11、车外出风道,12、第二电控风门,13、车外进风道,14、车内进风道,15第三电控风门;
101、第一风道段,102、第二风道段。
具体实施方式
本申请实施例提供了一种汽车空调箱,该汽车空调箱可以应用于新能源汽车、燃油汽车等各类汽车中。该汽车空调箱可以通过吹出干燥的凉风或者热风对前挡风玻璃进行除雾,不会影响驾驶员的驾驶安全。
本申请实施例提供的汽车空调箱,如图1所示,为该汽车空调箱的俯视图,该汽车空调箱可以包括:主风道(1)、空调风道(2)、鼓风机(3)、第一散热结构(4)和半导体制冷片(5)。其中,主风道(1)和空调风道(2)连通,鼓风机(3)、第一散热结构(4)和半导体制冷片(5)设置在主风道(1)中。半导体制冷片(5)的第一端与第一散热结构(4)相接触。
在实施中,第一散热结构(4)可以由多个散热管和底板组成。多个散热管均匀排列设置在底板上。其中,散热管和底板可以由具有良好导热性的材料制成,如铝合金。
半导体制冷片(5)具有第一端和第二端,在半导体制冷片(5)通入恒定电流时,第一端和第二端中一端制热一端制冷,当通入反向电流时,上述制热的一端开始制冷,上述制冷的一端开始制热。
第一散热结构(4)设置在半导体制冷片(5)的第一端上,即可以第一散热结构(4)的底板与半导体制冷片(5)的第一端贴合。
半导体制冷片(5)可以与汽车中携带的电源电性连接,该电源用于向半导体制冷片输入指定方向的恒定电流,以使半导体制冷片(5)一端制热、一端制冷。具体的,可以由汽车的空调控制器根据当前挡风玻璃的起雾风险,向上述电源发送对半导体制冷片(5)的控制指令,该控制指令用于指示电源对半导体制冷片(5)输出电流的方向以及输出功率。
在半导体制冷片(5)的第一端制冷时,与该第一端接触的第一散热结构(4)由于具有良好的导热性,也可以起到制冷的作用。在半导体制冷片(5)的第一端制热时,与该第一端接触的第一散热结构(4)也可以起到制冷的作用。
鼓风机(3)也可以与上述电源电性连接,该电源可以控制鼓风机(3)上电开启。具体的,可以由汽车的空调控制器根据当前挡风玻璃的起雾风险,向上述电源发送对鼓风机(3)的控制指令,该控制指令用于指示电源对鼓风机(3)的输出功率。
在一种可能的实现方式中,如图3所示,汽车空调箱还可以包括:第二散热结构(6)、导热部件(7)和第一电控风门(8)。其中,主风道(1)和空调风道(2)之间设置有第一连通风口(9)和第二连通风口(10),第一连通风口(9)位于主风道(1)的第一风道段(101)与空调风道(2)之间,第二连通风口(10)位于主风道(1)的第二风道段(102)与空调风道(2)之间。第一电控风门(8)设置在第一连通风口(9)处,当第一电控风门(8)位于第一位置时,第一电控风门(8)将第一风道段(101)与第二风道段(102)阻断,第一风道段(101)与空调风道(2)连通,当第一电控风门(8)位于第二位置时,第一电控风门(8)将第一风道段(101)与空调风道(2)阻断,第一风道段(101)与第二风道段(102)连通。第二散热结构(6)设置在第二风道段(102)中,半导体制冷片(5)的第二端通过导热部件(7)与第二散热结构(6)连接。
在实施中,主风道(1)和空调风道(2)之间可以通过设置挡板以形成第一连通风口(9)和第二连通风口(10)。第一连通风口(9)处可以设置有第一电控风门(8)。
主风道(1)的第一风道段(101)和第二风道段(102)之间的分界为第一电控风门(8)的第一位置处。
第一电控风门(8)中的电机可以与上述电源电性连接,空调控制器可以根据实际需要,向该电源发送对第一电控风门(8)的控制指令,该控制指令用于指示电源在第一电控风门(8)中电机所加的电压,以控制第一电控风门(8)转动的角度。通过控制第一电控风门(8)转动的角度,可以使第一电控风门(8)在第一位置和第二位置间切换,当其在第一位置时,将第一风道段(101)与第二风道段(102)阻断,在第二位置时,将第一风道段(101)与空调风道(2)阻断。
第二散热结构(6)可以由多个散热管和底板组成。多个散热管均匀排列设置在底板上。其中,散热管和底板可以由具有良好导热性的材料制成,如铝合金。
导热部件(7)可以为导热管,具体的,可以由具有良好导热性的材料制成,如铜管。
如图2所示,该导热部件(7)一端与半导体制冷片(5)的第二端连接,另一端与第二散热结构(6)的底板连接。图2为半导体制冷片(5)、第一散热结构(4)、导热部件(7)和第二散热结构(6)之间的连接关系图。
在半导体制冷片(5)的第一端制冷,第二端制热时,与第一端接触的第一散热结构(4)也可以起到制冷的作用,而第二散热结构(6)由于通过导热部件(7)与半导体制冷片(5)的第二端连接,则第二散热结构(6)也可以起到制热作用。在半导体制冷片(5)的第一端制热,第二端制冷时,与第一端接触的第一散热结构(4)也可以起到制冷的作用,而第二散热结构(6)可以起到制热作用。
在一种可能的实现方式中,如图4所示,汽车空调箱还包括车外出风道(11)和第二电控风门(12)。车外出风道(11)的一端与第二风道段(102)连接。第二电控风门(12)设置在第二连通风口(10)处,当第二电控风门(12)位于第三位置时,第二电控风门(12)将第二风道段(102)与空调风道(2)阻断,当第二电控风门(12)位于第四位置时,第二电控风门(12)将车外出风道(11)与第二风道段(102)阻断。
在实施中,第二电控风门(12)中的电机也可以与上述电源电性连接,空调控制器可以根据实际需要,向该电源发送对第二电控风门(12)的控制指令,该控制指令用于指示电源在第二电控风门(12)中电机所加的电压,以控制第二电控风门(12)转动的角度。通过控制第二电控风门(12)转动的角度,可以使第二电控风门(12)在第三位置和第四位置间切换,当其在第三位置时,将第二风道段(102)与空调风道(2)阻断,在第四位置时,将车外出风道(11)与第二风道段(102)阻断。
车外出风道(11)可以将车内的空气排向车外。
在一种可能的实现方式中,如图5所示,汽车空调箱还包括车外进风道(13)、车内进风道(14)和第三电控风门(15)。车外进风道(13)的一端与车内进风道(14)连接,且与第一风道段(101)连接。车内进风道(14)的一端与车外进风道(13)连接,且与第一风道段(101)连接。第三电控风门(15)设置在车内进风道(14)与车外进风道(13)的连接处,当第三电控风门(15)位于第五位置时,第三电控风门(15)将车外进风道(13)与第一风道段(101)阻断,且将车外进风道(13)与车内进风道(14)阻断,当第三电控风门(15)位于第六位置时,第三电控风门(15)将车内进风道(14)与第一风道段(101)阻断,且将车内进风道(14)与车外进风道(13)与阻断。
在实施中,车外进风道(13)可以使车外的空气流向汽车空调箱,车内进风道(14)可以使车内的空气流向汽车空调箱。第三电控风门(15)用于控制进入汽车空调箱的空气是来自车外还是车内。
第三电控风门(15)中的电机也可以与上述电源电性连接,空调控制器可以根据实际需要,向该电源发送对第三电控风门(15)的控制指令,该控制指令用于指示电源在第三电控风门(15)中电机所加的电压,以控制第三电控风门(15)转动的角度。通过控制第三电控风门(15)转动的角度,可以使第三电控风门(15)在第五位置和第六位置间切换,当其在第五位置时,将将车外进风道(13)与第一风道段(101)阻断,而车内进风道(14)与第一风道段(101)连通,在第六位置时,将车内进风道(14)与第一风道段(101)阻断,而车外进风道(13)与第一风道段(101)连通。
下面对于如图1所示的控制汽车空调箱的方法进行说明,该控制方法可以由空调控制器实现,如图6所示,该方法的处理流程可以包括如下步骤:
S101、获取当前前挡风玻璃温度、当前前挡风玻璃湿度、当前车内温度以及当前环境温度。
在实施中,在汽车上可以安装有玻璃温度传感器、玻璃湿度传感器、车内温度传感器、环境温度传感器。其中,玻璃温度传感器可以接触前挡风玻璃的车内表面安装,玻璃湿度传感器可以接触前挡风玻璃的车内表面安装,车内温度传感器可以安装在车内,环境温度传感器可以安装在车外。空调控制器可以按照预设检测周期,向上述各传感器获取检测数据。或者各传感器可以按照预设周期主动向空调发送检测数据。其中,检测数据可以包括当前前挡风玻璃温度、当前车内温度、当前前挡风玻璃湿度以及当前环境温度。
S102、基于当前前挡风玻璃温度、当前前挡风玻璃湿度、当前车内温度以及当前环境温度,确定前挡风玻璃是否存在起雾风险。
在实施中,空调控制器在获取到当前前挡风玻璃温度、当前前挡风玻璃湿度、当前车内 温度以及当前环境温度后,可以根据预先存储的玻璃湿度、车内温度和露点温度的对应关系,确定当前前挡风玻璃湿度和当前车内温度共同对应的当前露点温度。其中,玻璃湿度、车内温度和露点温度的对应关系可以为对应关系表、关系式等用于表示多个变量之间关系的形式。
然后,计算当前前挡风玻璃温度与当前露点温度的差值N。再根据该差值查预先存储的起雾风险表,确定当前起雾风险。其中,起雾风险表的一种可能形式可以如下表1所示:
表1
安全系数 起雾风险等级 起雾情况
N>X1 L0 无起雾风险
X2<N≤X1 L1 轻微起雾风险
0<N≤X2 L2 高危起雾风险
N≤0 L3 已经起雾
其中,X1、X2的取值可以由技术人员根据实际测试情况进行标定,例如,X1=5、X2=3。
由上表1中可以看出,挡风玻璃温度与露点温度的差值越高,起雾风险越低,当差值小于0时,则说明已经起雾。
此处,还需说明的是,为了便于描述,本文中将轻微起雾风险、高危起雾风险和已经起雾统称为存在起雾风险。
此外,汽车上还可以安装有座椅传感器、雨量传感器,相应的,空调控制器获取的检测数据中还可以包括当前车内人数(Num)和雨量(WprSts)。在上述计算当前前挡风玻璃温度与当前露点温度的差值后,可以对该差值进行调整。具体的,可以根据如下公式进行调整:
N′=N-a·Num-b·SprSts
其中,a,b为常数,其取值可以由技术人员根据实际测试情况进行标定。
对差值调整后,再根据调整后的差值查预先存储的起雾风险表,确定起雾风险等级。例如,X2<N′≤X1,则可以确定前挡风玻璃当前的起雾风险等级为L1,即具有轻微起雾风险。
S103、如果确定前挡风玻璃存在起雾风险,则控制鼓风机(3)开启,控制半导体制冷片(5)的第一端制冷。
在实施中,空调控制器可以根据当前的起雾风险,向电源发送对鼓风机(3)的控制指令,该控制指令用于指示电源对鼓风机提供的功率大小。对应起雾风险等级,对鼓风机(3)提供的功率也可以分为三个等级,起雾风险等级越高,对鼓风机(3)提供的功率等级也就越高,即功率也就越大。
空调控制器还可以根据当前挡风玻璃的起雾风险,向上述电源发送对半导体制冷片(5)的控制指令,该控制指令用于指示电源对半导体制冷片(5)输出电流的方向(使半导体制冷片(5)第一端制冷的电流方向)以及输出功率。同样的,对应起雾风险等级,对半导体制冷片(5)提供的功率也可以分为三个等级,起雾风险等级越高,对半导体制冷片(5)提供的功率等级也就越高,即功率也就越大。
鼓风机(3)启动后,使风通过第一散热结构(4),第一散热结构(4)对风中的水蒸气进行冷凝,使得经过第一散热结构(4)的风是干燥的。然后,干燥的风经过空调风道(2)的出风口吹向前挡风玻璃进行除雾。在冬季情况下,驾驶人员可以打开汽车空调中箱原有的加热器进行取暖,则通过空调风道(2)的干燥的风,可以再经由加热器件进行加热吹向前挡风玻璃进行除雾。
S104、如果确定前挡风玻璃不存在起雾风险,且当前车内温度是小于第三阈值,则控制鼓风机(3)开启,控制半导体制冷片(5)的第一端制热。
在实施中,在温度较低的冬季,即使挡风玻璃没有起雾风险,也可以在车内温度较低时,也可以对车内进行取暖。空调控制器控制鼓风机(3)开启,控制半导体制冷片(5)的第一端制热,则第一散热结构(4)也开始制热。经过第一散热结构(4)的风被除湿制热,变成干燥的热风流向空调风道(2),再通过空调风道(2)的风口吹向车内。
此处需要说明的是,此种情况下对于鼓风机(3)和半导体制冷片(5)提供的功率可以为上述三个功率等级中的任一个,例如,可以均提供中间等级的功率。
下面对于如图3所示的控制汽车空调箱的方法进行说明,该控制方法可以由空调控制器实现,如图7所示,该方法的处理流程可以包括如下步骤:
S201、获取当前前挡风玻璃温度、当前前挡风玻璃湿度、当前车内温度以及当前环境温度。
S202、基于当前前挡风玻璃温度、当前前挡风玻璃湿度、当前车内温度以及当前环境温度,确定前挡风玻璃是否存在起雾风险。
S203、如果确定前挡风玻璃存在起雾风险,且当前环境温度小于第一阈值,则控制鼓风机(3)开启,控制半导体制冷片(5)的第一端制冷,控制第一风门(8)切换至第二位置。
其中,第一阈值可以根据需求设置,例如,可以设置为0摄氏度到零下30摄氏度之间,如零下5摄氏度。
在实施中,在温度较低的冬季,车内湿度较大且环境温度较低,汽车的挡风玻璃容易起雾。空调控制器控制半导体制冷片(5)的第一端制冷,则第一散热结构(4)也开始制冷。相应的,半导体制冷片(5)的第二端制热,热量通过导热部件(7)传导至第二散热结构(6),则第二散热结构(6)也开始进行制热。
鼓风机(3)使风通过第一散热结构(4),第一散热结构(4)对风中的水蒸气进行冷凝,使得经过第一散热结构(4)的风是干燥的。
空调控制器可以向电源发送对第一风门(8)的第一控制指令,该第一控制指令用于指示对第一风门(8)提供的电压,该电压加在第一风门(8)的电机上时,电机控制第一风门(8)转至第二位置,使得通过第一风道段(101)输送过来的风可以经过第二散热结构(6)进行加热。然后,加热后的风通过第二连通风口(10)进入空调风道(2),再由空调风道(2)的风口吹向前挡风玻璃进行除雾。
S204、如果确定前挡风玻璃存在起雾风险,且当前环境温度大于第二阈值,则控制鼓风机(3)开启,控制半导体制冷片(5)的第一端制冷,控制第一风门(8)切换至第一位置。
其中,第二阈值可以根据实际需求设置,可以等于第一阈值,也可以大于第一阈值,例如可以设置在10摄氏度到30摄氏度之间,具体的,如20摄氏度。
在实施中,在温度较高的夏季,且是在雨天,车外湿度较大且环境温度较高,前挡风玻璃内表面容易起雾。空调控制器控制半导体制冷片(5)的第一端制冷,则第一散热结构(4)也开始制冷。经过第一散热结构(4)的风被除湿制冷,变成干燥的冷风。空调控制器控制第一风门(8)位于第一位置,使得干燥的冷风可以通过第一连通风口(9)流向空调风道(2),再通过空调风道(2)的风口吹向前挡风玻璃进行除雾。
S205、如果确定前挡风玻璃不存在起雾风险,且当前车内温度小于第三阈值,则控制鼓风机(3)开启,控制半导体制冷片(5)的第一端制热,控制第一风门(8)切换至第一位置。
在实施中,在温度较低的冬季,即使挡风玻璃没有起雾风险,也可以在车内温度较低时,也可以对车内进行取暖。空调控制器控制半导体制冷片(5)的第一端制热,则第一散热结构(4)也开始制热。经过第一散热结构(4)的风被除湿制热,变成干燥的热风。空调控制器控制第一风门(8)位于第一位置,使得干燥的热风可以流向空调风道(2),再通过空调风道(2)的风口吹向车内。
下面对于如图4所示的控制汽车空调箱的方法进行说明,该控制方法可以由空调控制器实现,如图8所示,该方法的处理流程可以包括如下步骤:
S301、获取当前前挡风玻璃温度、当前前挡风玻璃湿度、当前车内温度以及当前环境温度。
S302、基于当前前挡风玻璃温度、当前前挡风玻璃湿度、当前车内温度以及当前环境温度,确定前挡风玻璃是否存在起雾风险。
S303、如果确定前挡风玻璃存在起雾风险,且当前环境温度小于第一阈值,则控制鼓风机(3)开启,控制半导体制冷片(5)的第一端制冷,控制第一风门(8)切换至第二位置,控制第二风门(12)切换至第四位置。
在实施中,在温度较低的冬季,车内湿度较大且环境温度较低,汽车的挡风玻璃容易起雾。空调控制器控制半导体制冷片(5)的第一端制冷,则第一散热结构(4)也开始制冷。相应的,半导体制冷片(5)的第二端制热,热量通过导热部件(7)传导至第二散热结构(6),则第二散热结构(6)也开始进行制热。鼓风机(3)使风通过第一散热结构(4),第一散热结构(4)对风中的水蒸气进行冷凝,使得经过第一散热结构(4)的风是干燥的风。
空调控制器控制第一风门(8)转至第二位置使得通过第一风道段(101)输送过来的风可以经过第二散热结构(6)进行加热,变成干燥的热风。
此外,空调控制器还可以控制第二风门(12)转至第四位置,则加热后的风不会流向车外,而是通过第二连通风口(10)流向空调风道(2),再经由空调风道(2)的风口吹向前挡风玻璃进行除雾。
S304、如果确定前挡风玻璃存在起雾风险,且当前环境温度大于第二阈值,则控制鼓风机(3)开启,控制半导体制冷片(5)的第一端制冷,控制第一风门(8)切换至第一位置,控制第二风门(12)切换至第三位置。
在实施中,在温度较高的夏季,且是在雨天,车外湿度较大且环境温度较高,前挡风玻璃内表面容易起雾。空调控制器控制半导体制冷片(5)的第一端制冷,则第一散热结构(4)也开始制冷。经过第一散热结构(4)的风被除湿制冷,变成干燥的冷风。空调控制器控制第一风门(8)位于第一位置,使得干燥的冷风可以通过第一连通风口(9)流向空调风道(2),再经由空调风道(2)的风口吹向前挡风玻璃进行除雾。
此外,空调控制器还可以控制第二风门(12)切换至第三位置,使得部分透过第一电控风门(8)与主风道(1)之间间隙的风,经过第二散热结构(6)并输送至车外出风道(11)排到车外。
S305、如果确定前挡风玻璃不存在起雾风险,且车内温度小于第三阈值,则控制鼓风机 (3)开启,控制半导体制冷片(5)的第一端制热,控制第一风门(8)切换至第一位置,控制第二风门(12)切换至第三位置。
在实施中,在温度较低的冬季,即使挡风玻璃没有起雾风险,也可以在车内温度较低时,也可以对车内进行取暖。空调控制器控制半导体制冷片(5)的第一端制热,则第一散热结构(4)也开始制热。经过第一散热结构(4)的风被除湿制热,变成干燥的热风。空调控制器控制第一风门(8)位于第一位置,使得干燥的热风通过第二连通风口(10)流向空调风道(2),再通过空调风道(2)的风口吹向车内。
此外,空调控制器还可以控制第二风门(12)切换至第三位置,使得部分透过第一电控风门(8)与主风道(1)之间间隙的风,经过第二散热结构(6)并输送至车外出风道(11)排到车外。
下面对于如图5所示的控制汽车空调箱的方法进行说明,该控制方法可以由空调控制器实现,如图9所示,该方法的处理流程可以包括如下步骤:
S401、获取当前前挡风玻璃温度、当前前挡风玻璃湿度、当前车内温度以及当前环境温度。
S402、基于当前前挡风玻璃温度、当前前挡风玻璃湿度、当前车内温度以及当前环境温度,确定前挡风玻璃是否存在起雾风险。
S403、如果确定前挡风玻璃存在起雾风险,且当前环境温度小于第一阈值,则控制第三电控风门(15)切换至第六位置,控制鼓风机(3)开启,控制半导体制冷片(5)的第一端制冷,控制第一风门(8)切换至第二位置,控制第二风门(12)切换至第四位置。
在实施中,在温度较低的冬季,车内湿度较大且环境温度较低,汽车的挡风玻璃容易起雾。
空调控制器可以控制第三电控风门(15)切换至第六位置,使得车外进风道(13)与第一风道段(101)连通,车外相对干燥的空气由车外进风道(13)流向汽车空调箱。这样,在进行制冷除湿时,可以冷凝出较少的水。
空调控制器控制半导体制冷片(5)的第一端制冷,则第一散热结构(4)也开始制冷。相应的,半导体制冷片(5)的第二端制热,热量通过导热部件(7)传导至第二散热结构(6),则第二散热结构(6)也开始进行制热。鼓风机(3)使风通过第一散热结构(4),第一散热结构(4)对风中的水蒸气进行冷凝,使得经过第一散热结构(4)的风是干燥的风。
空调控制器控制第一风门(8)转至第二位置使得通过第一风道段(101)输送过来的风可以经过第二散热结构(6)进行加热,变成干燥的热风。
此外,空调控制器还可以控制第二风门(12)转至第四位置,则加热后的风不会流向车外,而是通过第二连通风口(10)进入空调风道(2),再由空调风道(2)的风口吹向前挡风玻璃进行除雾。
S404、如果确定前挡风玻璃存在起雾风险,且当前环境温度大于第二阈值,则控制第三电控风门(15)切换至第五位置,控制鼓风机(3)开启,控制半导体制冷片(5)的第一端制冷,控制第一风门(8)切换至第一位置,控制第二风门(12)切换至第三位置。
在实施中,在温度较高的夏季,且是在雨天,车外湿度较大且环境温度较高,前挡风玻璃内表面容易起雾。
空调控制器可以控制第三电控风门(15)转至第五位置,使得车内进风道(14)与第一风道段(101)连通,车内相对干燥的空气由车内进风道(14)流向汽车空调箱。这样,在进行制冷除湿时,可以冷凝出较少的水。
空调控制器控制半导体制冷片(5)的第一端制冷,则第一散热结构(4)也开始制冷。经过第一散热结构(4)的风被除湿制冷,变成干燥的冷风。空调控制器控制第一风门(8)位于第一位置,使得干燥的冷风可以通过第一连通风口(9)进入空调风道(2),再由空调风道(2)的风口吹向前挡风玻璃进行除雾。
此外,空调控制器还可以控制第二风门(12)切换至第三位置,使得部分透过第一电控风门(8)与主风道(1)之间间隙的风,经过第二散热结构(6)并输送至车外出风道(11)排到车外。
S405、如果确定前挡风玻璃不存在起雾风险,且当前车内温度小于第三阈值,则控制第三电控风门(15)切换至第五位置,控制鼓风机(3)开启,控制半导体制冷片(5)的第一端制热,控制第一风门(8)切换至第一位置,控制第二风门(12)切换至第三位置。
在实施中,在温度较低的冬季,即使挡风玻璃没有起雾风险,也可以在车内温度较低时,也可以对车内进行取暖。
空调控制器可以控制第三电控风门(15)转至第五位置,使得车内进风道(14)与第一风道段(101)连通,车外温度相对温度较高的空气由车内进风道(14)流向汽车空调箱。
空调控制器控制半导体制冷片(5)的第一端制热,则第一散热结构(4)也开始制热。经过第一散热结构(4)的风被除湿制热,变成干燥的热风。空调控制器控制第一风门(8)位于第一位置,使得干燥的热风可以通过第二连通风口(10)进入空调风道(2),再由空调风道(2)的风口吹向车内。
此外,空调控制器还可以控制第二风门(12)切换至第三位置,使得部分透过第一电控风门(8)与主风道(1)之间间隙的风,经过第二散热结构(6)并输送至车外出风道(11)排到车外。
对于上述方法需要说明的是,S201、S301、S401的具体实施方式与S101的具体实施方式相同,S202、S302、S402的具体实施与S102的具体实施方式相同,在此不再赘述。
在示例性实施例中,还提供了一种计算机可读存储介质,存储介质中存储有至少一条指令,至少一条指令由处理器加载并执行以实现上述实施例中的控制汽车空调箱的方法。
图10是本申请实施例提供的一种空调控制器的结构示意图,该空调控制器1000可因配置或性能不同而产生比较大的差异,可以包括一个或一个以上处理器(central processing units,CPU)1001和一个或一个以上的存储器1002,其中,所述存储器1002中存储有至少一条指令,所述至少一条指令由所述处理器1001加载并执行以实现上述实施例中的控制汽车空调箱的方法。
本领域普通技术人员可以理解实现上述实施例的全部或部分步骤可以通过硬件来完成,也可以通过程序来指令相关的硬件完成,所述的程序可以存储于一种计算机可读存储介质中,上述提到的存储介质可以是只读存储器,磁盘或光盘等。
以上所述仅为本申请的较佳实施例,并不用以限制本申请,凡在本申请的精神和原则之内,所作的任何修改、等同替换、改进等,均应包含在本申请的保护范围之内。

Claims (15)

  1. 一种汽车空调箱,其特征在于,所述汽车空调箱,包括:主风道(1)、空调风道(2)、鼓风机(3)、第一散热结构(4)和半导体制冷片(5),其中:
    所述主风道(1)和所述空调风道(2)连通;
    所述鼓风机(3)、所述第一散热结构(4)和所述半导体制冷片(5)设置在所述主风道(1)中;
    所述半导体制冷片(5)的第一端与所述第一散热结构(4)相接触。
  2. 根据权利要求1所述的汽车空调箱,其特征在于,所述汽车空调箱,还包括:第二散热结构(6)、导热部件(7)和第一电控风门(8);
    所述主风道(1)和所述空调风道(2)之间设置有第一连通风口(9)和第二连通风口(10),所述第一连通风口(9)位于所述主风道(1)的第一风道段(101)与所述空调风道(2)之间,所述第二连通风口(10)位于所述主风道(1)的第二风道段(102)与所述空调风道(2)之间;
    所述第一电控风门(8)设置在所述第一连通风口(9)处,当所述第一电控风门(8)位于第一位置时,所述第一电控风门(8)将所述第一风道段(101)与所述第二风道段(102)阻断,第一风道段(101)与所述空调风道(2)连通,当所述第一电控风门(8)位于第二位置时,所述第一电控风门(8)将第一风道段(101)与所述空调风道(2)阻断,所述第一风道段(101)与所述第二风道段(102)连通;
    所述第二散热结构(6)设置在所述第二风道段(102)中,所述半导体制冷片(5)的第二端通过所述导热部件(7)与所述第二散热结构(6)连接。
  3. 根据权利要求2所述的汽车空调箱,其特征在于,所述汽车空调箱还包括车外出风道(11)和第二电控风门(12);
    所述车外出风道(11)的一端与所述第二风道段(102)连接;
    所述第二电控风门(12)设置在所述第二连通风口(10)处,当所述第二电控风门(12)位于第三位置时,所述第二电控风门(12)将所述第二风道段(102)与所述空调风道(2)阻断,当所述第二电控风门(12)位于第四位置时,所述第二电控风门(12)将所述车外出风道(11)与所述第二风道段(102)阻断。
  4. 根据权利要求3所述的汽车空调箱,其特征在于,所述汽车空调箱还包括车外进风道(13)、车内进风道(14)和第三电控风门(15);
    所述车外进风道(13)的一端与所述车内进风道(14)连接,且与所述第一风道段(101)连接;
    所述车内进风道(14)的一端与所述车外进风道(13)连接,且与所述第一风道段(101)连接;
    所述第三电控风门(15)设置在所述车内进风道(14)与所述车外进风道(13)的连接 处,当所述第三电控风门(15)位于第五位置时,所述第三电控风门(15)将所述车外进风道(13)与所述第一风道段(101)阻断,且将所述车外进风道(13)与所述车内进风道(14)阻断,当所述第三电控风门(15)位于第六位置时,所述第三电控风门(15)将所述车内进风道(14)与所述第一风道段(101)阻断,且将所述车内进风道(14)与所述车外进风道(13)阻断。
  5. 根据权利要求2-4中任一项所述的汽车空调箱,其特征在于,所述导热部件(7)为铜管。
  6. 一种控制汽车空调箱的方法,其特征在于,所述方法应用于如权利要求1-5中任一项所述的汽车空调箱,所述方法包括:
    获取当前前挡风玻璃温度、当前前挡风玻璃湿度、当前车内温度以及当前环境温度;
    基于所述当前前挡风玻璃温度、所述当前前挡风玻璃湿度、所述当前车内温度以及所述当前环境温度,确定前挡风玻璃是否存在起雾风险;
    如果确定所述前挡风玻璃存在起雾风险,则控制所述鼓风机(3)开启,控制所述半导体制冷片(5)的第一端制冷。
  7. 根据权利要求6所述的方法,其特征在于,所述方法还包括:
    如果确定所述前挡风玻璃不存在起雾风险,且所述当前车内温度小于第三阈值,则控制所述鼓风机(3)开启,控制所述半导体制冷片(5)的第一端制热。
  8. 根据权利要求7中任一项所述的方法,其特征在于,所述方法应用于如权利要求2所述的汽车空调箱,所述如果确定所述前挡风玻璃存在起雾风险,则控制所述鼓风机(3)开启,控制所述半导体制冷片(5)的第一端制冷,包括:
    如果确定所述前挡风玻璃存在起雾风险,且所述当前环境温度小于所述第一阈值,则控制所述鼓风机(3)开启,控制所述半导体制冷片(5)的第一端制冷,控制所述第一风门(8)切换至第二位置;
    所述如果确定所述前挡风玻璃不存在起雾风险,且所述当前车内温度小于第三阈值,则控制所述鼓风机(3)开启,控制所述半导体制冷片(5)的第一端制热,包括:
    如果确定所述前挡风玻璃不存在起雾风险,且所述当前车内温度小于第三阈值,则控制所述鼓风机(3)开启,控制所述半导体制冷片(5)的第一端制热,控制所述第一风门(8)切换至第一位置。
  9. 根据权利要求8所述的方法,其特征在于,所述方法还包括:
    如果确定所述前挡风玻璃存在起雾风险,且所述当前环境温度大于第二阈值,则控制所述鼓风机(3)开启,控制所述半导体制冷片(5)的第一端制冷,控制所述第一风门(8)切换至第一位置。
  10. 根据权利要求9中所述的方法,其特征在于,所述方法应用于如权利要求3所述的 汽车空调箱;
    所述如果确定所述前挡风玻璃存在起雾风险,且所述当前环境温度小于所述第一阈值,则控制所述鼓风机(3)开启,控制所述半导体制冷片(5)的第一端制冷,控制所述第一风门(8)切换至第二位置,包括:
    如果确定所述前挡风玻璃存在起雾风险,且所述当前环境温度小于所述第一阈值,则控制所述鼓风机(3)开启,控制所述半导体制冷片(5)的第一端制冷,控制所述第一风门(8)切换至第二位置,控制所述第二风门(12)切换至第四位置;
    所述如果确定所述前挡风玻璃存在起雾风险,且所述当前环境温度大于第二阈值,则控制所述鼓风机(3)开启,控制所述半导体制冷片(5)的第一端制冷,控制所述第一风门(8)切换至第一位置,包括:
    如果确定所述前挡风玻璃存在起雾风险,且所述当前环境温度大于第二阈值,则控制所述鼓风机(3)开启,控制所述半导体制冷片(5)的第一端制冷,控制所述第一风门(8)切换至第一位置,控制所述第二风门(12)切换至第三位置;
    所述如果确定所述前挡风玻璃不存在起雾风险,且所述当前车内温度小于第三阈值,则控制所述鼓风机(3)开启,控制所述半导体制冷片(5)的第一端制热,控制所述第一风门(8)切换至第一位置,包括:
    如果确定所述前挡风玻璃不存在起雾风险,且所述当前车内温度小于第三阈值,则控制所述鼓风机(3)开启,控制所述半导体制冷片(5)的第一端制热,控制所述第一风门(8)切换至第一位置,控制所述第二风门(12)切换至第三位置。
  11. 根据权利要求10所述的方法,其特征在于,所述方法应用于如权利要求3所述的汽车空调箱;
    所述如果确定所述前挡风玻璃存在起雾风险,且所述当前环境温度小于所述第一阈值,则控制所述鼓风机(3)开启,控制所述半导体制冷片(5)的第一端制冷,控制所述第一风门(8)切换至第二位置,控制所述第二风门(12)切换至第四位置,包括:
    如果确定所述前挡风玻璃存在起雾风险,且所述当前环境温度小于所述第一阈值,则控制所述第三电控风门(15)切换至第六位置,控制所述鼓风机(3)开启,控制所述半导体制冷片(5)的第一端制冷,控制所述第一风门(8)切换至第二位置,控制第二风门(12)切换至第四位置;
    所述如果确定所述前挡风玻璃存在起雾风险,且所述当前环境温度大于第二阈值,则控制所述鼓风机(3)开启,控制所述半导体制冷片(5)的第一端制冷,控制所述第一风门(8)切换至第一位置,控制所述第二风门(12)切换至第三位置,包括:
    如果确定所述前挡风玻璃存在起雾风险,且所述当前环境温度大于第二阈值,则控制所述第三电控风门(15)切换至第五位置,控制所述鼓风机(3)开启,控制所述半导体制冷片(5)的第一端制冷,控制所述第一风门(8)切换至第一位置,控制第二风门(12)切换至第三位置;
    所述如果确定所述前挡风玻璃不存在起雾风险,且所述当前车内温度小于第三阈值,则控制所述鼓风机(3)开启,控制所述半导体制冷片(5)的第一端制热,控制所述第一风门(8)切换至第一位置,控制所述第二风门(12)切换至第三位置,包括:
    如果确定所述前挡风玻璃不存在起雾风险,且所述当前车内温度小于第三阈值,则控制所述第三电控风门(15)切换至第五位置,控制所述鼓风机(3)开启,控制所述半导体制冷片(5)的第一端制热,控制所述第一风门(8)切换至第一位置,控制第二风门(12)切换至第三位置。
  12. 根据权利要求6-11中任一项所述的方法,其特征在于,所述基于所述当前前挡风玻璃温度、所述当前前挡风玻璃湿度、所述当前车内温度以及所述当前环境温度,确定前挡风玻璃是否存在起雾风险,包括:
    基于所述当前前挡风玻璃湿度和所述当前车内温度,确定当前露点温度;
    计算所述当前前挡风玻璃温度和所述当前露点温度的差值;
    基于所述差值,确定前挡风玻璃是否存在起雾风险。
  13. 根据权利要求12所述的方法,其特征在于,所述获取当前前挡风玻璃温度、当前前挡风玻璃湿度、当前车内温度以及当前环境温度,包括:
    获取当前前挡风玻璃温度、当前前挡风玻璃湿度、当前车内温度、当前环境温度、当前车内人数和当前雨量值;
    所述基于所述差值,确定前挡风玻璃是否存在起雾风险,包括:
    基于所述当前车内人数和当前雨量值,对所述差值进行调整,基于调整后的差值,确定前挡风玻璃是否存在起雾风险。
  14. 一种空调控制器,其特征在于,所述空调控制器包括处理器和存储器,所述存储器中存储有至少一条指令,所述指令由所述处理器加载并执行以实现如权利要求6至权利要求13任一项所述的方法所执行的操作。
  15. 一种汽车除雾系统,其特征在于,所述汽车除雾系统包括如权利要求14所述的空调控制器和如权利要求1-5中任一项所述的汽车空调箱。
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