CN111873748A - Method and control system for keeping dryness of automobile air conditioner evaporator - Google Patents

Method and control system for keeping dryness of automobile air conditioner evaporator Download PDF

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Publication number
CN111873748A
CN111873748A CN202010578548.XA CN202010578548A CN111873748A CN 111873748 A CN111873748 A CN 111873748A CN 202010578548 A CN202010578548 A CN 202010578548A CN 111873748 A CN111873748 A CN 111873748A
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China
Prior art keywords
self
drying
air conditioner
control system
air
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CN202010578548.XA
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Chinese (zh)
Inventor
吴家明
黎家业
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Huizhou Desay SV Automotive Co Ltd
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Huizhou Desay SV Automotive Co Ltd
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Priority to CN202010578548.XA priority Critical patent/CN111873748A/en
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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
    • B60H1/00321Heat exchangers for air-conditioning devices
    • 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
    • B60H1/00507Details, e.g. mounting arrangements, desaeration devices
    • B60H1/00585Means for monitoring, testing or servicing the air-conditioning
    • 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
    • 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
    • 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
    • B60H1/32Cooling devices
    • B60H1/3204Cooling devices using compression

Abstract

The invention relates to the technical field of self-drying of automobile air-conditioning evaporators, in particular to a method and a control system for keeping the automobile air-conditioning evaporators dry, wherein the method mainly comprises the following steps: s1, obtaining the starting time of the compressor of the automobile air conditioner, and executing the next step when detecting that the starting time of the compressor reaches a first preset value; s2, detecting whether a blower of the automobile air conditioner is continuously started, if so, continuously detecting whether the starting time of the blower reaches a second preset value, if so, ending the current cycle, otherwise, executing the next step; and S3, detecting whether the automobile is flamed out, if so, executing self-drying according to a preset mode, and if not, continuously detecting. The invention mainly solves the problems that the existing automobile is directly flamed out and locked after an air conditioner is usually used, and if the air is humid, water drops on an evaporator of the air conditioner are easy to mildew, so that the air outlet quality of the air conditioner is influenced.

Description

Method and control system for keeping dryness of automobile air conditioner evaporator
Technical Field
The invention relates to the technical field of self-drying of automobile air-conditioning evaporators, in particular to a method and a control system for keeping the automobile air-conditioning evaporators dry.
Background
The evaporator in the automobile air conditioner evaporates the mortgage refrigerant from the expansion valve to absorb the heat of the air in the automobile, so as to lower the temperature in the automobile.
When the compressor is started and closed, water drops can be condensed on the surface of the evaporator, when the air conditioner is in a closed state, the air circulation inside the air conditioning box is poor, the water drops are always attached to the surface of the evaporator, particularly in rainy days, mildew can be easily bred, and after the air conditioner is started again, not only can the blown air be used, but also the air conditioner is not beneficial to human health.
The existing users usually shut down the vehicle directly after using up the air conditioner and leave the vehicle, which may cause the evaporator to go moldy in the long term, so a method and a control system for keeping the evaporator of the air conditioner of the automobile dry are developed.
Disclosure of Invention
The invention provides a method and a control system for keeping an automobile air conditioner evaporator dry, and mainly solves the problems that an existing automobile is normally shut down and locked directly after an air conditioner is used, and if air is humid, water drops on the air conditioner evaporator are easy to mildew, so that the air outlet quality of the air conditioner is influenced.
The invention provides a method for keeping an evaporator of an automobile air conditioner dry, which comprises the following steps:
s1, obtaining the starting time of the compressor of the automobile air conditioner, and executing the next step when detecting that the starting time of the compressor reaches a first preset value;
s2, detecting whether a blower of the automobile air conditioner is continuously started, if so, continuously detecting whether the starting time of the blower reaches a second preset value, if so, ending the current cycle, otherwise, executing the next step;
and S3, detecting whether the automobile is flamed out, if so, executing self-drying according to a preset mode, and if not, continuously detecting.
Preferably, the preset mode in step S3 is, specifically, the air door driver is set to a highest heat gear, the air conditioner is turned on in an internal circulation mode, and the air outlet mode is adjusted to a foot blowing mode.
Preferably, the step S3 specifically includes:
s31, detecting whether the automobile is flamed out, if so, executing the next step, and if not, continuously detecting;
and S32, executing self-drying in a preset mode, and detecting whether the execution time of the self-drying exceeds a third preset value, if so, closing the self-drying, and if not, continuously detecting.
Preferably, the step S32 specifically includes:
s321, detecting whether the flameout time of the automobile reaches a fourth preset value, if so, executing the next step, and if not, continuously detecting;
s322, executing the self-drying in the preset mode, detecting whether the execution time of the self-drying exceeds a third preset value, if so, closing the self-drying, and ending the current cycle, otherwise, continuously detecting.
Preferably, in the step S31, the executing step is to execute the steps S32 and S33 simultaneously;
after the step S31, a step S33 is provided, in which whether the voltage of the vehicle battery is lower than a fifth preset value is detected, if yes, the execution of the step S32 is cut off, and the current cycle is ended, otherwise, the detection is continued until the execution of the step S32 is completed, and the current cycle is ended.
Preferably, before the step S3, there is provided a step of:
and the SX detects whether a self-drying execution instruction of a user is received, if so, executes the next step, and otherwise, ends the current cycle.
Preferably, before the step S1, a step SY is provided, in which the first preset value, the second preset value, the third preset value, the fourth preset value and the fifth preset value are recorded in advance.
The invention also provides a control system for keeping the automobile air conditioner evaporator dry, which comprises an air conditioner control system and an automobile power supply, wherein the air conditioner control system is electrically connected with the control system; also comprises a self-drying controller;
the self-drying controller is used for acquiring the refrigerating time of the air conditioner control system; the air-conditioning control system is also used for detecting the air blowing time of the air-conditioning control system when the refrigeration time of the air-conditioning control system reaches a first preset value; the air conditioner control system is also used for detecting whether the automobile power supply is turned off or not when the air blowing time of the air conditioner control system is detected to be lower than a second preset value; the system is also used for sending a self-drying execution instruction to the air conditioner control system when the fact that the closing time of the automobile power supply reaches a fourth preset value is detected;
the air conditioner control system adjusts the gear of a mixing air door driver, an air conditioner circulation mode and an air outlet mode according to the self-drying execution instruction in a preset mode, and closes after executing the duration of a third preset value;
the self-drying controller is further used for continuously detecting the voltage of the automobile power supply after sending a self-drying execution instruction to the air conditioner control system; and the control device is also used for controlling the air conditioner control system to be closed when detecting that the voltage of the automobile power supply is lower than a fifth preset value.
Preferably, the drying device further comprises a user input module electrically connected with the self-drying controller;
the user input module is used for receiving a self-drying control instruction of a user and sending the self-drying control instruction to the self-drying controller;
and the self-drying controller is used for acquiring the refrigerating time of the air-conditioning control system or acquiring the blowing time of the air-conditioning control system or detecting whether the automobile power supply is turned off or not when receiving the self-drying control instruction of the user.
Preferably, the self-drying controller further comprises a humidity sensor electrically connected with the self-drying controller;
the self-drying controller is further configured to acquire a real-time temperature of an evaporator in the air-conditioning control system, acquire a real-time humidity of the humidity sensor, calculate a time required for drying the evaporator in the air-conditioning control system, and set the time as the fifth preset value.
From the above, the following beneficial effects can be obtained by applying the technical scheme provided by the invention:
firstly, the method provided by the invention mainly reduces the excessive consumption of energy on the premise of ensuring no residual water drops on an evaporator by detecting whether the duration time of the blower can be used for evaporating the residual water drops after the air conditioner stops refrigerating and selecting whether to execute self-drying according to the detection result;
secondly, the method provided by the invention detects the voltage of the storage battery when executing the self-drying, and interrupts the self-drying execution when the voltage is lower than a specific value, so that the battery power is enough for the next starting and driving of the user, and the excessive consumption of the battery power is avoided;
thirdly, the self-drying controller in the control system provided by the invention judges whether self-drying needs to be executed according to relevant parameters in the air conditioner control system, and the self-drying duration is executed, so that the energy consumption is reduced as much as possible on the premise of ensuring that no water drops are left in the evaporator.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a flowchart of a method for keeping an air conditioner evaporator dry in example 1 of the present invention;
FIG. 2 shows an implementation procedure of the method for keeping the air conditioner evaporator dry in embodiment 1 of the present invention;
fig. 3 is a system block diagram of a control system for keeping the air conditioner evaporator dry in embodiment 2 of the present invention.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be obtained by a person skilled in the art without inventive effort based on the embodiments of the present invention, are within the scope of the present invention.
The existing automobile is directly flameout and locked after an air conditioner is usually used, and if air is humid, water drops on an air conditioner evaporator easily go mouldy, so that the air outlet quality of the air conditioner is influenced.
Example 1
In order to solve the above problem, the present embodiment provides a method for keeping an evaporator of an automotive air conditioner dry, which mainly includes the following steps:
s1, obtaining the starting time of the compressor of the automobile air conditioner, and executing the next step when detecting that the starting time of the compressor reaches a first preset value;
s2, detecting whether the blower of the automobile air conditioner is continuously started, if so, continuously detecting whether the starting time of the blower reaches a second preset value, if so, ending the current cycle, otherwise, executing the next step;
and S3, detecting whether the automobile is flamed out, if so, executing self-drying according to a preset mode, and if not, continuously detecting.
Preferably, but not by way of limitation, the blower is mainly used for blowing out cold air from the air outlet, so that if the on time of the blower starts to be calculated when the vehicle air conditioner is turned on in step S2, the second preset value is greater than the first preset value, and if the on time of the blower starts to be calculated after the vehicle air conditioner compressor is turned off in step S2, the second preset value does not have a direct relationship with the first preset value, and a zero clearing action is performed when the on time of the blower is calculated, where the calculation start point of the on time of the blower is not limited.
In this embodiment, if it is detected that the air-blowing time of the air conditioner is not continuously turned on, the next step is performed as in the case where the air-blowing time does not reach the second preset value.
In this embodiment, after the compressor on time in step S1 reaches the first preset value, the detection may be stopped, and similarly, after the blower on time reaches the second preset value, the detection may be stopped, and the current vehicle is marked to be self-dried, so as to avoid energy consumption caused by continuously timing after the vehicle is judged to be self-dried, and improve the energy utilization of the vehicle.
More specifically, the preset manner in step S3 is to set the damper driver to the highest heat level, turn on the air conditioner in the internal circulation mode, and adjust the air outlet mode to the foot blowing mode.
In this embodiment, since the evaporation of water requires heat absorption, the higher the temperature is, the faster the water drops are evaporated; therefore, the mixing air door is driven to the hottest position, the air conditioner is set to be in an internal circulation mode, a foot blowing mode is adopted, and waste heat of the heating core body is utilized to quickly flow back to the evaporator, so that the evaporation of water is accelerated; and set the blower to mid-range wind speed.
More specifically, step S3 specifically includes:
s31, detecting whether the automobile is flamed out, if so, executing the next step, and if not, continuously detecting;
and S32, executing self-drying in a preset mode, and detecting whether the execution time of the self-drying exceeds a third preset value, if so, closing the self-drying, and otherwise, continuously detecting.
In the present embodiment, the self-drying is mainly performed to remove the remaining water droplets on the evaporator, so the execution time of the self-drying is only required to be maintained until the water droplets are completely removed, wherein the third preset value can be calculated by the current ambient humidity and the evaporator temperature, and can be calculated by referring to the contents of the following table, and in order to improve the evaporation completeness of the water droplets in the present embodiment, the third preset value can be made slightly larger than the drying time in the table.
Figure DEST_PATH_IMAGE001
More specifically, step S32 specifically includes:
s321, detecting whether the flameout time of the automobile reaches a fourth preset value, if so, executing the next step, and if not, continuously detecting;
and S322, executing self-drying in a preset mode, detecting whether the execution time of the self-drying exceeds a third preset value, if so, closing the self-drying, and ending the current cycle, otherwise, continuously detecting.
In this embodiment, the fourth preset value in step S321 can be set according to the actual use condition of the user.
More specifically, in step S31, the next step is executed, specifically, step S32 and step S33 are executed simultaneously;
after the step S31, a step S33 is provided to check whether the voltage of the vehicle battery is lower than a fifth preset value, if so, the execution of the step S32 is cut off, and the current cycle is ended, otherwise, the detection is continued until the execution of the step S32 is completed, and the current cycle is ended.
Preferably, but not limited to, the fifth preset value in this embodiment should be at least equal to the voltage required for the next vehicle start, and the fifth preset value is preferably set to be slightly larger than the starting voltage to ensure the normal start of the vehicle.
Preferably, but not limited to, if it is detected in step S33 that the voltage of the vehicle battery is lower than the fifth preset value in this embodiment, when the step S32 is executed, the user is also reminded of the situation of insufficient voltage when the vehicle is started next time, or the user is notified through a mobile terminal bound to the vehicle.
More specifically, before step S3, there is provided the step of:
and the SX detects whether a self-drying execution instruction of a user is received, if so, executes the next step, and otherwise, ends the current cycle.
In this embodiment, before the step S3, including before the step S1, between the steps S1 and S2, and between the steps S2 and S3, that is, before the self-drying is actually started in this embodiment, the self-drying operation is started only when a self-drying execution command is received from a user, and the self-drying operation is not started when the self-drying execution command is not received.
Preferably, but not limited to, in the present embodiment, the self-drying execution instruction may be turned on by default, but if the user can select whether to cancel or not, if the user cancels the self-drying execution instruction, the loop is directly terminated until the self-drying execution instruction is input again.
More specifically, before step S1, a step SY is provided, in which a first preset value, a second preset value, a third preset value, a fourth preset value and a fifth preset value are previously entered.
In this embodiment, the first preset value is used to detect whether the start time of the air conditioner compressor is sufficient for generating water drops, the second preset value is used to detect whether the start time of the blower is sufficient for removing water drops, the third preset value is used to detect whether the execution time of self-drying is sufficient for removing water drops, the fourth preset value is used to detect the flameout duration of the automobile, and the fifth preset value is used to detect whether the voltage of the storage battery is sufficient for the next start, and the first preset value, the second preset value, the third preset value, the fourth preset value and the fifth preset value should be set according to the actual use environment to meet the requirements of users.
Preferably, but not limitatively, the method of fig. 2 is used, the first preset value being 2 minutes and the fifth preset value being 12V.
Example 2
In order to solve the foregoing problems, the present embodiment provides a control system for keeping the evaporator of an air conditioner of a vehicle dry, which includes an air conditioner control system 20 and a vehicle power supply 30 electrically connected thereto, and further includes a self-drying controller 10.
In the present embodiment, the self-drying controller 10 is configured to obtain a cooling time of the air conditioning control system 20; the air-conditioning control system is also used for detecting the air blowing time of the air-conditioning control system 20 when detecting that the refrigerating time of the air-conditioning control system 20 reaches a first preset value; the controller is also used for detecting whether the automobile power supply 30 is turned off or not when the blowing time of the air-conditioning control system 20 is detected to be lower than a second preset value; the controller is further configured to send a self-drying execution instruction to the air-conditioning control system 20 when detecting that the turning-off duration of the automobile power supply 30 reaches a fourth preset value; the air conditioner control system 20 adjusts the gear of the mixing air door driver, the air conditioner circulation module and the air outlet mode according to the self-drying execution instruction in a preset mode, and closes the mixing air door driver after the execution of a third preset time; the self-drying controller 10 is further configured to continuously detect the voltage of the vehicle power supply 30 after sending the self-drying execution instruction to the air-conditioning control system 20, and is further configured to control the air-conditioning control system 20 to turn off when detecting that the voltage of the vehicle power supply 30 is lower than a fifth preset value.
Preferably, but not limited to, the air conditioning control system 20 includes an evaporator 21, a blower 23 and a compressor 22, wherein the cooling time of the air conditioning control system 20 is mainly equal to the operating time of the compressor 22 of the air conditioning control system 20, the blowing time of the air conditioning control system 20 is mainly equal to the operating time of the blower 23 of the air conditioning control system 20, and is consistent with embodiment 1, the operating time of the blower 23 is not necessarily longer than the operating time of the compressor 22, and is mainly determined according to whether the zero clearing processing is performed, and the present embodiment is not limited in this embodiment.
In the present embodiment, the self-drying controller 10 continuously detects the battery voltage when performing the self-drying operation to ensure the voltage required for the next normal start of the vehicle, and the operation has the highest priority, and preferably ensures that the voltage does not drop when the voltage is insufficient.
More specifically, a user input module 50 is also included that is electrically connected to the self-drying controller 10. The user input module 50 is configured to receive a self-drying control instruction of a user, and send the self-drying control instruction to the self-drying controller 10; the self-drying controller 10 is configured to, when receiving a self-drying control instruction from a user, obtain a cooling time of the air conditioning control system 20, or obtain an air blowing time of the air conditioning control system 20, or detect whether the vehicle power supply 30 is turned off.
Preferably, but not limited to, the user input module 50 may be an input button disposed on a center console, or may be a mobile terminal in binding connection with a vehicle, and the user input module 50 is not particularly limited herein.
In the present embodiment, when the self-drying control command is not received, the control system still operates normally, but does not start to perform self-drying, and only when the self-drying control command is received, the self-drying is definitely turned on.
More specifically, a humidity sensor 40 is also included that is electrically connected to the self-drying controller 10. The self-drying controller 10 is further configured to obtain a real-time temperature of the evaporator 21 in the air conditioning control system 20, obtain a real-time humidity of the humidity sensor 40, calculate a time required for drying the evaporator 21 in the air conditioning control system 20, and set the time as a fifth preset value.
In this embodiment, the fifth preset value is calculated mainly according to the temperature of the evaporator 21 and the ambient humidity, and reference may be made to embodiment 1, which is not described herein again.
To sum up, embodiments 1 and 2 provide a method and a control system for keeping an evaporator of an automotive air conditioner dry, which mainly determine whether water drops remain on the evaporator of the air conditioner at present by detecting the blowing time after the air conditioner is turned on, and further determine whether to execute self-drying, so as to realize the method and the control system for intelligently determining and executing self-drying of the automobile, and constantly keep the air outlet quality of the air conditioner.
The above-described embodiments do not limit the scope of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the above-described embodiments should be included in the protection scope of the technical solution.

Claims (10)

1. A method of keeping an automotive air conditioning evaporator dry, comprising the steps of:
s1, obtaining the starting time of the compressor of the automobile air conditioner, and executing the next step when detecting that the starting time of the compressor reaches a first preset value;
s2, detecting whether a blower of the automobile air conditioner is continuously started, if so, continuously detecting whether the starting time of the blower reaches a second preset value, if so, ending the current cycle, otherwise, executing the next step;
and S3, detecting whether the automobile is flamed out, if so, executing self-drying according to a preset mode, and if not, continuously detecting.
2. A method of keeping an automotive air conditioning evaporator dry according to claim 1, characterized in that: in the step S3, the preset mode is specifically that the air mixing door driver is set to a highest heat level gear, the air conditioner is turned on in an internal circulation mode, and the air outlet mode is adjusted to a foot blowing mode.
3. The method for keeping the evaporator of the automobile air conditioner dry as claimed in claim 1 or 2, wherein the step S3 specifically comprises:
s31, detecting whether the automobile is flamed out, if so, executing the next step, and if not, continuously detecting;
and S32, executing self-drying in a preset mode, and detecting whether the execution time of the self-drying exceeds a third preset value, if so, closing the self-drying, and if not, continuously detecting.
4. The method for keeping the evaporator of the automobile air conditioner dry as claimed in claim 3, wherein the step S32 specifically comprises:
s321, detecting whether the flameout time of the automobile reaches a fourth preset value, if so, executing the next step, and if not, continuously detecting;
s322, executing the self-drying in the preset mode, detecting whether the execution time of the self-drying exceeds a third preset value, if so, closing the self-drying, and ending the current cycle, otherwise, continuously detecting.
5. A method of keeping an automotive air conditioning evaporator dry according to claim 4, characterized in that:
in the step S31, the executing step is specifically to execute the steps S32 and S33 at the same time;
after the step S31, a step S33 is provided, in which whether the voltage of the vehicle battery is lower than a fifth preset value is detected, if yes, the execution of the step S32 is cut off, and the current cycle is ended, otherwise, the detection is continued until the execution of the step S32 is completed, and the current cycle is ended.
6. The method for keeping the evaporator of the air conditioner of the automobile dry as claimed in claim 5, wherein before the step S3, there is provided the steps of:
and the SX detects whether a self-drying execution instruction of a user is received, if so, executes the next step, and otherwise, ends the current cycle.
7. Method for keeping the evaporator of a motor vehicle air conditioner dry according to claim 6, characterized in that before said step S1, a step SY is provided, in which said first, second, third, fourth and fifth preset values are pre-entered.
8. A control system for keeping the dryness of an automobile air conditioner evaporator comprises an air conditioner control system (20) and an automobile power supply (30), wherein the air conditioner control system is electrically connected with the control system; the method is characterized in that: further comprising a self-drying controller (10);
the self-drying controller (10) is used for acquiring the refrigerating time of the air-conditioning control system (20); the air conditioner control system is also used for detecting the air blowing time of the air conditioner control system (20) when the fact that the refrigerating time of the air conditioner control system (20) reaches a first preset value is detected; the air conditioner control system is also used for detecting whether the automobile power supply (30) is turned off or not when the blowing time of the air conditioner control system (20) is detected to be lower than a second preset value; the system is also used for sending a self-drying execution instruction to the air-conditioning control system (20) when detecting that the closing time of the automobile power supply (30) reaches a fourth preset value;
the air conditioner control system (20) adjusts the gear of a mixing air door driver, an air conditioner circulation mode and an air outlet mode according to the self-drying execution instruction in a preset mode, and closes after executing the duration of a third preset value;
the self-drying controller (10) is further used for continuously detecting the voltage of the automobile power supply (30) after sending a self-drying execution instruction to the air-conditioning control system (20); and the controller is also used for controlling the air-conditioning control system (20) to be closed when detecting that the voltage of the automobile power supply (30) is lower than a fifth preset value.
9. A control system for keeping the evaporator of an air conditioner of a vehicle dry according to claim 8, wherein: further comprising a user input module (50) electrically connected to the self-drying controller (10);
the user input module (50) is used for receiving self-drying control instructions of a user and sending the self-drying controller (10) of children;
the self-drying controller (10) is configured to, when receiving a self-drying control instruction of the user, acquire a cooling time of the air-conditioning control system (20), or acquire an air blowing time of the air-conditioning control system (20), or detect whether the vehicle power supply (30) is turned off.
10. A control system for keeping the evaporator of an air conditioner of a vehicle dry according to claim 9, wherein: the self-drying controller (10) is electrically connected with the humidity sensor (40);
the self-drying controller (10) is further configured to acquire a real-time temperature of an evaporator in the air-conditioning control system (20), acquire a real-time humidity of the humidity sensor (40), calculate a time required for drying the evaporator in the air-conditioning control system (20), and set the time as the fifth preset value.
CN202010578548.XA 2020-06-23 2020-06-23 Method and control system for keeping dryness of automobile air conditioner evaporator Pending CN111873748A (en)

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CN113499971A (en) * 2021-07-01 2021-10-15 吉利汽车研究院(宁波)有限公司 Preparation method of evaporator with antibacterial layer, air conditioning system and control method
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CN114379316A (en) * 2021-12-07 2022-04-22 小马易行科技(上海)有限公司 Method and device for preventing automotive air conditioner from generating musty odor, vehicle and processor
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