CN109882934B - Air conditioner and control method thereof - Google Patents
Air conditioner and control method thereof Download PDFInfo
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- CN109882934B CN109882934B CN201910106204.6A CN201910106204A CN109882934B CN 109882934 B CN109882934 B CN 109882934B CN 201910106204 A CN201910106204 A CN 201910106204A CN 109882934 B CN109882934 B CN 109882934B
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Abstract
The invention discloses a control method of an air conditioner.A solid pollutant detector, a fresh air pipeline, a carbon dioxide detector, an air inlet channel and a heat exchange channel communicated with the air inlet channel are arranged in an indoor unit of the air conditioner; the control method of the air conditioner comprises the following steps: acquiring the concentration of the carbon dioxide collected by the carbon dioxide detector in real time or at regular time; when the concentration of the carbon dioxide is greater than the preset concentration of the carbon dioxide, increasing the opening of the fresh air valve and acquiring the concentration of the solid pollutants collected by the solid pollutant detector; according to the concentration of the solid pollutants, the purification component is controlled to rotate, so that the air of the air inlet duct partially or completely passes through the purification component. The invention also discloses a control method of the air conditioner. When fresh air is introduced into the room, the air conditioner ensures the cleanliness of the output air, thereby ensuring the body health of a user.
Description
Technical Field
The invention relates to the technical field of air conditioners, in particular to an air conditioner and a control method thereof.
Background
With the improvement of the living standard of people, the air conditioner becomes an indispensable electric appliance in daily life of people.
In a cooling or heating process of an air conditioner, people generally seal a room to maintain a cooling temperature or a heating temperature in the room. Because the indoor is in the confined state, when people are in the indoor for a long time, the carbon dioxide concentration in the indoor can rise, and the oxygen concentration can reduce, so that the user can feel bored. In order to solve the problem of indoor distress, the air conditioner improves the indoor oxygen concentration and reduces the indoor carbon dioxide concentration by introducing outdoor air, but solid pollutants exist in the outdoor air, so that the health of a user is threatened, namely the air conditioner cannot effectively remove the solid pollutants.
Disclosure of Invention
The invention mainly aims to provide an air conditioner and a control method thereof and aims to solve the problem that solid pollutants cannot be effectively removed when the air conditioner is in a fresh air mode.
In order to achieve the purpose, the invention provides a control method of an air conditioner, an indoor unit of the air conditioner is provided with a solid pollutant detector, a shell of the indoor unit is internally provided with a carbon dioxide detector, an air inlet duct and a heat exchange duct communicated with the air inlet duct, a rotatable purification assembly is arranged on the shell between the air inlet duct and the heat exchange duct, the indoor unit further comprises a fresh air pipeline, and a fresh air valve is arranged in the fresh air pipeline; the control method of the air conditioner comprises the following steps:
acquiring the concentration of the carbon dioxide collected by the carbon dioxide detector in real time or at regular time;
when the concentration of the carbon dioxide is greater than the preset concentration of the carbon dioxide, increasing the opening of the fresh air valve, and acquiring the concentration of the solid pollutants collected by the solid pollutant detector;
and controlling the purification assembly to rotate according to the concentration of the solid pollutants so that the air of the air inlet duct partially or completely passes through the purification assembly.
In an embodiment, the casing of the indoor unit includes a fixed portion and a movable portion, the movable portion is movably disposed on the fixed portion, and the movable portion surrounds the air inlet duct, the air inlet duct is provided with a fresh air inlet, when the movable portion moves relative to the fixed portion, the air outlet of the fresh air duct coincides with or is staggered with the fresh air inlet, and after the step of acquiring the carbon dioxide concentration collected by the carbon dioxide detector in real time or at regular time, the method further includes:
and when the concentration of the carbon dioxide is greater than the preset concentration of the carbon dioxide, controlling the movable part to move relative to the fixed part so as to enable the air outlet of the fresh air pipeline to coincide with the fresh air inlet, and executing the step of increasing the opening degree of the fresh air valve.
In one embodiment, the step of increasing the opening of the fresh air valve includes:
acquiring a mapping relation between the concentration of carbon dioxide and the opening of a fresh air valve;
determining a target opening degree of the fresh air valve according to the carbon dioxide concentration and the mapping relation, wherein the higher the carbon dioxide concentration is, the larger the opening degree of the fresh air valve is;
and increasing the opening of the fresh air valve according to the target opening.
In one embodiment, the step of controlling the rotation of the purification assembly according to the concentration of the solid contaminants comprises:
determining a first target included angle of the purification assembly relative to the side wall of the air inlet duct according to the concentration of the solid pollutants;
and controlling the purification assembly to rotate to a position corresponding to the first target included angle.
In an embodiment, after the step of obtaining the concentration of the solid contaminants collected by the solid contaminant detector, the method further includes:
judging whether the concentration of the solid pollutant is greater than or equal to a first preset solid pollutant concentration;
when the solid pollutant concentration is smaller than a first preset solid pollutant concentration, judging whether the solid pollutant concentration is larger than a second preset solid pollutant concentration, wherein the second preset solid pollutant concentration is smaller than the first preset solid pollutant concentration;
and when the concentration of the solid pollutants is greater than the second preset concentration of the solid pollutants, executing the step of determining a first target included angle of the purification component relative to the side wall of the air inlet duct according to the concentration of the solid pollutants.
In an embodiment, after the step of determining whether the concentration of the solid contaminant is greater than or equal to a first preset concentration of the solid contaminant, the method further includes:
when solid state pollutant concentration is greater than or equal to first predetermined solid state pollutant concentration, control purify the subassembly and rotate to first predetermined position, wherein, when purifying the subassembly and being in first predetermined position, the air in the air inlet duct is whole to be passed through purify the subassembly.
In an embodiment, after the step of determining whether the solid pollutant concentration is greater than a second predetermined solid pollutant concentration, the method further includes:
when solid state pollutant concentration is less than or equal to the second and predetermines solid state pollutant concentration, control purify the subassembly and rotate to the second and predetermine the position, wherein, when purifying the subassembly and being in the second and predetermine the position, purify the subassembly with contained angle between the air inlet duct lateral wall is zero.
In one embodiment, the purification assembly comprises a plurality of purification members, and the step of controlling the rotation of the purification assembly according to the concentration of the solid contaminants comprises:
determining a second target included angle of each purifying piece relative to the side wall of the air inlet duct according to the concentration of the solid pollutants;
and controlling each purifying piece to rotate to the position of the corresponding second target included angle.
In one embodiment, the solid contaminant includes an outdoor solid contaminant detector and an indoor solid contaminant detector, the outdoor solid contaminant detector is disposed in the fresh air duct, the indoor solid contaminant concentration is disposed in the heat exchange air duct in the casing, and the step of controlling the rotation of the purification assembly according to the solid contaminant concentration includes:
when at least one of the solid pollutant concentration collected by the outdoor solid pollutant detector and the solid pollutant concentration collected by the indoor solid pollutant detector is greater than a third preset solid pollutant concentration, determining the solid pollutant concentration with the high concentration as a target solid pollutant concentration;
and controlling the purification assembly to rotate according to the target solid pollutant concentration.
In an embodiment, a gaseous pollutant detector is disposed in the fresh air duct, and after the step of increasing the opening degree of the fresh air valve, the method further includes:
acquiring the concentration of outdoor gaseous pollutants collected by the gaseous pollutant detector;
when the outdoor gaseous pollutant concentration is less than the preset gaseous pollutant concentration, the step of acquiring the outdoor solid pollutant concentration acquired by the solid pollutant detector is executed;
and when the concentration of the outdoor gaseous pollutant is greater than or equal to the preset concentration of the gaseous pollutant, controlling a fresh air valve of the fresh air pipeline to be closed.
In order to achieve the above object, the present invention further provides an air conditioner, wherein an indoor unit of the air conditioner is provided with a solid pollutant detector, a casing of the indoor unit is internally provided with a carbon dioxide detector, an air inlet duct and a heat exchange duct communicated with the air inlet duct, a rotatable purification assembly is arranged on the casing between the air inlet duct and the heat exchange duct, the indoor unit further comprises a fresh air duct, and a fresh air valve is arranged in the fresh air duct.
In an embodiment, the casing includes a fixed portion and a movable portion, the movable portion is movably disposed on the fixed portion, the movable portion surrounds the air inlet duct, the air inlet duct is provided with a fresh air opening, and when the movable portion moves relative to the fixed portion, the air outlet of the fresh air duct coincides with or is staggered with the fresh air opening.
In one embodiment, the purge assembly includes a plurality of purge members.
In one embodiment, the solid pollutant solid comprises an outdoor solid pollutant detector and an indoor solid pollutant detector, the outdoor solid pollutant detector is arranged in the fresh air pipeline, and the indoor solid pollutant concentration is arranged in the heat exchange air duct in the shell.
In one embodiment, a gaseous pollutant detector is arranged in the fresh air pipeline.
In an embodiment, the air conditioner further includes a processor, a memory, and a control program of the air conditioner stored on the memory and executable on the processor, and the control program of the air conditioner implements the steps of the control method of the air conditioner as described above when executed by the processor.
The air conditioner and the control method thereof provided by the invention have the advantages that the rotatable purification assembly and the carbon dioxide detector are arranged in the air inlet duct of the air conditioner, when the concentration of carbon dioxide collected by carbon dioxide is greater than the preset concentration of carbon dioxide, the opening of the fresh air valve is increased, the concentration of solid pollutants collected by the solid pollutant detector is obtained, the purification assembly is controlled to rotate according to the concentration of the solid pollutants, and the air in the air inlet duct completely or partially passes through the purification assembly, so that the purification assembly purifies the air flowing through the purification assembly, namely when the air conditioner introduces fresh air into a room, the cleanliness of the output air is ensured, and the body health of a user is further ensured.
Drawings
Fig. 1 is a schematic diagram of a hardware structure of an air conditioner according to an embodiment of the present invention;
FIG. 2 is a flow chart illustrating a control method of an air conditioner according to a first embodiment of the present invention;
FIG. 3 is a schematic view of an air conditioner according to the present invention;
FIG. 4 is a flowchart illustrating a control method of an air conditioner according to a second embodiment of the present invention;
FIG. 5 is a schematic view of another embodiment of the air conditioner of the present invention;
fig. 6 is a flowchart illustrating a control method of an air conditioner according to a third embodiment of the present invention.
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The main solution of the embodiment of the invention is as follows: acquiring the concentration of the carbon dioxide collected by the carbon dioxide detector in real time or at regular time; when the concentration of the carbon dioxide is greater than the preset concentration of the carbon dioxide, increasing the opening of the fresh air valve, and acquiring the concentration of the solid pollutants collected by the solid pollutant detector; and controlling the purification assembly to rotate according to the concentration of the solid pollutants so that the air of the air inlet duct partially or completely passes through the purification assembly.
Because the air conditioner purifies the subassembly through solid-state pollutant concentration control and rotates when introducing the new trend for purify the subassembly and purify the air through purifying the subassembly, thereby make the air conditioner when introducing the new trend to indoor, guaranteed the cleanliness factor of the air of output, and then guaranteed that the user is healthy.
As one implementation, the air conditioner may be as shown in fig. 1.
The embodiment of the invention relates to an air conditioner, wherein an indoor unit of the air conditioner is provided with a solid pollutant detector, a shell of the indoor unit is internally provided with a carbon dioxide detector, an air inlet duct and a heat exchange duct communicated with the air inlet duct, a rotatable purification assembly is arranged on the shell positioned between the air inlet duct and the heat exchange duct, the indoor unit also comprises a fresh air pipeline, and a fresh air valve is arranged in the fresh air pipeline; the air conditioner further includes: a processor 101, e.g. a CPU, a memory 102, a communication bus 103. Wherein a communication bus 103 is used for enabling the connection communication between these components.
The memory 102 may be a high-speed RAM memory or a non-volatile memory (e.g., a disk memory). As shown in fig. 1, a control program of an air conditioner may be included in the memory 103 as a kind of computer storage medium; and the processor 101 may be configured to call a control program of the air conditioner stored in the memory 102 and perform the following operations:
acquiring the concentration of the carbon dioxide collected by the carbon dioxide detector in real time or at regular time;
when the concentration of the carbon dioxide is greater than the preset concentration of the carbon dioxide, increasing the opening of the fresh air valve, and acquiring the concentration of the solid pollutants collected by the solid pollutant detector;
and controlling the purification assembly to rotate according to the concentration of the solid pollutants so that the air of the air inlet duct partially or completely passes through the purification assembly.
In one embodiment, the processor 101 may be configured to call a control program of an air conditioner stored in the memory 102 and perform the following operations:
and when the concentration of the carbon dioxide is greater than the preset concentration of the carbon dioxide, controlling the movable part to move relative to the fixed part so as to enable the air outlet of the fresh air pipeline to coincide with the fresh air inlet, and executing the step of increasing the opening degree of the fresh air valve.
In one embodiment, the processor 101 may be configured to call a control program of an air conditioner stored in the memory 102 and perform the following operations:
acquiring a mapping relation between the concentration of carbon dioxide and the opening of a fresh air valve;
determining a target opening degree of the fresh air valve according to the carbon dioxide concentration and the mapping relation, wherein the higher the carbon dioxide concentration is, the larger the opening degree of the fresh air valve is;
and increasing the opening of the fresh air valve according to the target opening.
In one embodiment, the processor 101 may be configured to call a control program of an air conditioner stored in the memory 102 and perform the following operations:
determining a first target included angle of the purification assembly relative to the side wall of the air inlet duct according to the concentration of the solid pollutants;
and controlling the purification assembly to rotate to a position corresponding to the first target included angle.
In one embodiment, the processor 101 may be configured to call a control program of an air conditioner stored in the memory 102 and perform the following operations:
judging whether the concentration of the solid pollutant is greater than or equal to a first preset solid pollutant concentration;
when the solid pollutant concentration is smaller than a first preset solid pollutant concentration, judging whether the solid pollutant concentration is larger than a second preset solid pollutant concentration, wherein the second preset solid pollutant concentration is smaller than the first preset solid pollutant concentration;
and when the concentration of the solid pollutants is greater than the second preset concentration of the solid pollutants, executing the step of determining a first target included angle of the purification component relative to the side wall of the air inlet duct according to the concentration of the solid pollutants.
In one embodiment, the processor 101 may be configured to call a control program of an air conditioner stored in the memory 102 and perform the following operations:
when solid state pollutant concentration is greater than or equal to first predetermined solid state pollutant concentration, control purify the subassembly and rotate to first predetermined position, wherein, when purifying the subassembly and being in first predetermined position, the air in the air inlet duct is whole to be passed through purify the subassembly.
In one embodiment, the processor 101 may be configured to call a control program of an air conditioner stored in the memory 102 and perform the following operations:
when solid state pollutant concentration is less than or equal to the second and predetermines solid state pollutant concentration, control purify the subassembly and rotate to the second and predetermine the position, wherein, when purifying the subassembly and being in the second and predetermine the position, purify the subassembly with contained angle between the air inlet duct lateral wall is zero.
In one embodiment, the processor 101 may be configured to call a control program of an air conditioner stored in the memory 102 and perform the following operations:
determining a second target included angle of each purifying piece relative to the side wall of the air inlet duct according to the concentration of the solid pollutants;
and controlling each purifying piece to rotate to the position of the corresponding second target included angle.
In one embodiment, the processor 101 may be configured to call a control program of an air conditioner stored in the memory 102 and perform the following operations:
when at least one of the solid pollutant concentration collected by the outdoor solid pollutant detector and the solid pollutant concentration collected by the indoor solid pollutant detector is greater than a third preset solid pollutant concentration, determining the solid pollutant concentration with the high concentration as a target solid pollutant concentration;
and controlling the purification assembly to rotate according to the target solid pollutant concentration.
In one embodiment, the processor 101 may be configured to call a control program of an air conditioner stored in the memory 102 and perform the following operations:
acquiring the concentration of outdoor gaseous pollutants collected by the gaseous pollutant detector;
when the outdoor gaseous pollutant concentration is less than the preset gaseous pollutant concentration, the step of acquiring the outdoor solid pollutant concentration acquired by the solid pollutant detector is executed;
and when the concentration of the outdoor gaseous pollutant is greater than or equal to the preset concentration of the gaseous pollutant, controlling a fresh air valve of the fresh air pipeline to be closed.
This embodiment is according to above-mentioned scheme, be equipped with rotatable purification subassembly and carbon dioxide detector in the air inlet wind channel of air conditioner, when carbon dioxide concentration when carbon dioxide gathers is greater than predetermineeing carbon dioxide concentration, increase fresh air valve's aperture, and obtain the solid-state pollutant concentration that solid-state pollutant detector gathered, rotate with purifying the subassembly according to solid-state pollutant concentration control, make the air in air inlet wind channel whole or part through purifying the subassembly, thereby make the purification subassembly purify the air that it flows through, also make the air conditioner when introducing the new trend indoor, the cleanliness factor of the air of output has been guaranteed, and then user's is healthy.
Based on the hardware architecture of the air conditioner, the embodiment of the control method of the air conditioner is provided.
Referring to fig. 2, fig. 2 is a first embodiment of a control method of an air conditioner according to the present invention, the control method of the air conditioner including the steps of:
step S10, acquiring the concentration of the carbon dioxide collected by the carbon dioxide detector in real time or at regular time;
in the present invention, the air conditioner has a fresh air function and a purification function, that is, the air conditioner has a structure corresponding to the fresh air function and the purification function, specifically, referring to fig. 3, an indoor unit of the air conditioner is provided with a solid pollutant detector 10, a carbon dioxide detector 30, an air inlet duct 40 and a heat exchange duct 50 communicated with the air inlet duct 40 are arranged in a casing 20 of the indoor unit, a rotatable purification assembly 60 is arranged on the casing between the air inlet duct 40 and the heat exchange duct 50, the indoor unit further includes a fresh air duct 70, and a fresh air valve 71 is arranged in the fresh air duct 70.
The carbon dioxide detector 30 is disposed in the heat exchange air duct 50, the solid pollutant detector 10 includes an indoor solid pollutant detector 10A and an outdoor solid pollutant detector 10B, the outdoor solid pollutant detector 10B is disposed in the fresh air duct 70, and the indoor solid pollutant detector 10A is disposed in the heat exchange air duct 50.
The purifying assembly 60 includes a plurality of purifying members, such as a purifying member 60A and a purifying member 60B, one end of which is connected to a rotating shaft of a motor, and the air conditioner can control the rotation of the purifying member by operating the motor. The purification piece can also be electric purification device for high-efficient filter screen, and when the air conditioner did not start purification performance, the purification piece was parallel with the lateral wall of air inlet duct 40, and when the air conditioner started purification performance, the purification piece becomes certain contained angle with the air inlet duct for the air part in the air inlet duct 40 or whole through the purification piece, make the purification piece purify its air that passes through.
The air inlet duct 40 is further provided with a sterilization device 80, the sterilization device 80 can be an ultraviolet sterilization device or other types of sterilization devices, and the sterilization device 80 can sterilize the air in the air inlet duct.
After the air conditioner is operated, the carbon dioxide detector 30 detects the carbon dioxide concentration in the room in real time.
Step S20, when the carbon dioxide concentration is greater than the preset carbon dioxide concentration, increasing the opening of the fresh air valve and acquiring the concentration of the solid pollutants collected by the solid pollutant detector;
when the carbon dioxide concentration in the room is higher than the preset carbon dioxide concentration, the carbon dioxide concentration in the room is too high, so that a user in the room feels bored, and the preset carbon dioxide concentration can be any suitable value, for example, 1000 ppm.
In order to eliminate the feeling of stuffiness, the air conditioner increases the introduction amount of fresh air, namely the opening of a fresh air valve. Certain solid pollutants exist in outdoor air, the solid pollutants refer to particulate matters and the like, such as PM2.5, at the moment, the air conditioner needs to detect whether the concentration of the solid pollutants exceeds the standard or not, and the air conditioner obtains the concentration of the solid pollutants collected by the solid pollutant detector.
Step S30, controlling the purification component to rotate according to the concentration of the solid pollutants, so that the air in the air inlet duct partially or completely passes through the purification component;
the air conditioner acquires indoor solid pollutant detector and gathers indoor solid pollutant concentration and the outdoor solid pollutant concentration that outdoor solid pollutant detector gathered simultaneously, and the air conditioner can control according to arbitrary solid pollutant concentration and purify the subassembly and rotate for the air in the air inlet duct is whole or the part is through purifying the subassembly, purifies through purifying the air of subassembly in order to the air inlet duct. It should be noted that, the higher the concentration of the solid pollutants is, the more the air passing through the purification assembly in the air inlet duct is, that is, the larger the air purification area of the purification assembly is, the larger the included angle between the purification member and the side wall of the air inlet duct is (the included angle is smaller than or equal to 90 °).
In addition, still be equipped with gaseous pollutant detector in the fresh air pipeline, gaseous pollutant detector detectable sulfur nitrogen gaseous pollutants such as sulfur dioxide, nitrogen dioxide. After the opening of the fresh air valve is increased, if the concentration of the gaseous pollutants is greater than or equal to the preset concentration of the gaseous pollutants, the fresh air valve needs to be immediately closed to prevent the gaseous pollutants from entering the room so as to cause harm to the body of a user; if the concentration of the gaseous pollutants is less than the preset concentration of the gaseous pollutants, the concentration of the outdoor gaseous pollutants is low, and fresh air can be introduced to avoid the user from feeling bored.
When the air conditioner starts the fresh air function, the sterilization device can be controlled to operate.
In the technical scheme that this embodiment provided, be equipped with rotatable purification subassembly and carbon dioxide detector in the air inlet wind channel of air conditioner, when the carbon dioxide concentration of carbon dioxide collection is greater than predetermineeing carbon dioxide concentration, increase fresh air valve's aperture, and obtain the solid state pollutant concentration that solid state pollutant detector gathered, rotate with purifying the subassembly according to solid state pollutant concentration control, make the air in air inlet wind channel whole or part pass through the purification subassembly, thereby make the purification subassembly purify the air that it flows through, also make the air conditioner when introducing the new trend indoor, the cleanliness factor of the air of output has been guaranteed, and then user's is healthy to have been guaranteed.
Referring to fig. 4, fig. 4 is a second embodiment of the control method of the air conditioner according to the present invention, and based on the first embodiment, after step S10, the method further includes:
step S40, when the carbon dioxide concentration is larger than the preset carbon dioxide concentration, controlling the movable part to move relative to the fixed part so as to enable the air outlet of the fresh air pipeline to coincide with the fresh air inlet, and executing the step of increasing the opening of the fresh air valve;
in this embodiment, the air intake duct of the air conditioner is movable, specifically, referring to fig. 5, the casing 10 of the indoor unit includes a fixed portion 90 and a movable portion 100, the movable portion 100 is movably disposed on the fixed portion 90, the movable portion 100 surrounds the air intake duct 40, the air intake duct 40 is provided with a fresh air opening 41, and when the movable portion 100 moves relative to the fixed portion 90, the air outlet 72 of the fresh air duct 70 overlaps or is staggered with the fresh air opening 41.
The fresh air pipeline is arranged on the window, and when the fresh air function of the air conditioner is not started, the air outlet of the fresh air pipeline and the fresh air port are staggered, so that the air inlet channel cannot shield the window, and the air conditioner is prevented from shielding external light; when the carbon dioxide concentration is greater than the preset carbon dioxide concentration, the air conditioner needs to start the fresh air function, at the moment, the air conditioner controls the movable part to vertically move downwards relative to the fixed part, so that the air outlet of the fresh air pipeline is overlapped with the fresh air inlet of the air inlet duct, at the moment, the opening degree of the fresh air valve can be increased, and the opening degree of the fresh air valve is also increased to the target opening degree from zero.
The higher the carbon dioxide concentration is, the larger the fresh air volume to be introduced is, that is, the larger the opening of the fresh air valve is, on this account, the mapping relationship between the carbon dioxide concentration and the opening of the fresh air valve is stored in the air conditioner, the air conditioner can determine the target opening of the fresh air valve through the carbon dioxide concentration, and then the opening of the fresh air valve is increased according to the target opening, that is, the opening of the fresh air valve is adjusted to the target opening.
In the technical scheme that this embodiment provided, when carbon dioxide concentration is greater than predetermined carbon dioxide concentration, the relative fixed part of removal portion of control indoor set removes for the fresh air inlet channel's fresh air inlet and fresh air pipeline's air outlet coincidence, and open the fresh air valve, thereby make the air conditioner introduce indoor with outdoor new trend, avoid indoor user to produce the sensation of oppression.
Referring to fig. 6, fig. 6 is a third embodiment of the control method of the air conditioner according to the present invention, and based on the first or second embodiment, the step S30 includes:
step S31, determining a first target included angle of the purification component relative to the side wall of the air inlet duct according to the concentration of the solid pollutants;
step S32, controlling the purification assembly to rotate to a position corresponding to the first target included angle;
in this embodiment, the air conditioner is provided with an indoor solid pollutant detector and an outdoor solid pollutant detector, and when the air conditioner does not start the purification function, the purification piece is parallel to the side wall of the air inlet duct, that is, the air in the air inlet duct does not pass through the purification piece; at the moment, the air conditioner adopts the concentration of the solid pollutants with large numerical values as a reference standard, determines a first target included angle of the purification component relative to the side wall of the air inlet duct according to the concentration of the solid pollutants, and controls the purification component to rotate to a position corresponding to the first target included angle, so that the air of the air inlet duct partially or completely passes through the purification component.
It should be noted that the first target included angle is 0 to 90 °, if the concentration of the solid-state pollutant exceeds the first preset concentration of the solid-state pollutant, the purification assembly is controlled to rotate to the first position, and when the purification assembly is located at the first preset position, all the air in the air inlet duct passes through the purification assembly, that is, the included angle between the purification assembly and the side wall of the air inlet duct is 90 °, and the first preset concentration of the solid-state pollutant can be any suitable value, for example, 75 μ g/m3。
When the concentration of the solid carbon dioxide is less than or equal to the concentration of a second preset solid pollutant, the purification component is controlled to rotate to a second preset position, when the purification component is located at the second preset position, an included angle between the purification component and the side wall of the air inlet duct is zero, namely, air in the air inlet duct does not pass through the purification component, the second preset solid pollutant is less than the concentration of the first preset solid pollutant, and the concentration of the second preset solid pollutant can be any suitable value, for example, 35 mu g/m3。
And when the concentration of the solid pollutants is greater than the second preset concentration of the solid pollutants and less than the first preset concentration of the solid pollutants, determining a first target included angle of the purification assembly relative to the side wall of the air inlet duct according to the concentration of the solid pollutants, wherein the first target included angle is greater than 0 degree and less than 90 degrees.
When at least one of the solid pollutant concentration collected by the outdoor solid pollutant detector and the solid pollutant concentration collected by the indoor solid pollutant detector is higher than a third preset solid pollutant concentration, the purification assembly is controlled to rotate, namely the air conditioner starts to operate; the third predetermined solid state contaminant concentration is actually the second predetermined solid state contaminant concentration.
In addition, the purification assembly comprises a plurality of purification pieces, the air conditioner can control each purification piece respectively, namely, one part of the purification piece is parallel to the side wall of the air inlet duct, one part of the purification piece is vertical to the side wall of the air inlet duct, and an included angle between one part of the purification piece and the side wall of the air inlet duct is an acute angle.
The air conditioner can confirm the proportion that needs account for the air inlet wind channel through the purification subassembly air according to solid state pollutant concentration, for example, need purify three quarters of air, need control each purification piece in the purification subassembly then and need be three quarters of this cross-sectional total projected area at the air inlet wind channel cross-section. It can be understood that the air conditioner determines a second target included angle of each purifying piece relative to the side wall of the air inlet duct according to the concentration of the solid pollutants, and controls each purifying piece to rotate to the position of the corresponding second target included angle.
In addition, the air conditioner is in the purification mode, and the rotation of the purification piece is determined by always using the larger solid state pollutant concentration as a reference value, namely the air conditioner needs to compare the indoor solid state pollutant concentration with the outdoor solid state pollutant concentration in real time, and the large solid state pollutant concentration is used as the target solid state pollutant concentration, so that the first target included angle of the purification assembly relative to the side wall of the air inlet duct is determined according to the target solid state pollutant concentration.
In the technical scheme that this embodiment provided, the air conditioner confirms the first target contained angle that purifies the relative air inlet duct lateral wall of subassembly according to solid state pollutant concentration to rotate the position that corresponds to first target contained angle with purifying the subassembly, make the solid state pollutant concentration in the air-purifying that the air conditioner can be reasonable.
The invention also provides an air conditioner.
Referring to fig. 3 and 5, the indoor unit of the air conditioner is provided with a solid pollutant detector 10, a housing 20 of the indoor unit is internally provided with a carbon dioxide detector 30, an air inlet duct 40 and a heat exchange duct 50 communicated with the air inlet duct 40, a rotatable purification assembly 60 is arranged on the housing between the air inlet duct 40 and the heat exchange duct 50, the indoor unit further comprises a fresh air pipeline 70, a fresh air valve 71 is arranged in the fresh air pipeline 70, and the fresh air pipeline 70 is further provided with a gaseous pollutant detector (not shown).
The carbon dioxide detector 30 is disposed in the heat exchange air duct 50, the solid pollutant detector 10 includes an indoor solid pollutant detector 10A and an outdoor solid pollutant detector 10B, the outdoor solid pollutant detector 10B is disposed in the fresh air duct 70, and the indoor solid pollutant detector 10A is disposed in the heat exchange air duct 50.
The purifying assembly 60 includes a plurality of purifying members, such as a purifying member 60A and a purifying member 60B, one end of which is connected to a rotating shaft of a motor, and the air conditioner can control the rotation of the purifying member by operating the motor. The purification piece can also be electric purification device for high-efficient filter screen, and when the air conditioner did not start purification performance, the purification piece was parallel with the lateral wall of air inlet duct 40, and when the air conditioner started purification performance, the purification piece becomes certain contained angle with the air inlet duct for the air part in the air inlet duct 40 or whole through the purification piece, make the purification piece purify its air that passes through.
The air inlet duct 40 is further provided with a sterilization device 80, the sterilization device 80 can be an ultraviolet sterilization device or other types of sterilization devices, and the sterilization device 80 can sterilize the air in the air inlet duct.
The casing 10 of the indoor unit includes a fixed portion 90 and a movable portion 100, the movable portion 100 is movably disposed on the fixed portion 90, the movable portion 100 surrounds the air inlet duct 40, the air inlet duct 40 is provided with a fresh air inlet 41, and when the movable portion 100 moves relative to the fixed portion 90, the air outlet 72 of the fresh air duct 70 overlaps or is staggered with the fresh air inlet 41.
Further, the air conditioner further comprises a processor, a memory and a control program of the air conditioner stored on the memory and capable of running on the processor, wherein the control program of the air conditioner realizes the steps of the control method of the air conditioner when being executed by the processor.
The above-mentioned serial numbers of the embodiments of the present invention are merely for description and do not represent the merits of the embodiments.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
Through the above description of the embodiments, those skilled in the art will clearly understand that the method of the above embodiments can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware, but in many cases, the former is a better implementation manner. Based on such understanding, the technical solution of the present invention may be embodied in the form of a software product, which is stored in a storage medium (e.g., ROM/RAM, magnetic disk, optical disk) as described above and includes instructions for enabling a terminal device (e.g., a mobile phone, a computer, a server, an air conditioner, or a network device) to execute the method according to the embodiments of the present invention.
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (14)
1. A control method of an air conditioner is characterized in that a solid pollutant detector is arranged in an indoor unit of the air conditioner, a carbon dioxide detector, an air inlet duct and a heat exchange duct communicated with the air inlet duct are arranged in a shell of the indoor unit, a rotatable purification assembly is arranged on the shell between the air inlet duct and the heat exchange duct, the indoor unit further comprises a fresh air pipeline, a fresh air valve is arranged in the fresh air pipeline, the shell of the indoor unit comprises a fixed part and a movable part, the movable part is movably arranged on the fixed part, the movable part surrounds the air inlet duct, the air inlet duct is provided with a fresh air port, and when the movable part moves relative to the fixed part, an air outlet of the fresh air pipeline is overlapped or staggered with the fresh air port; the control method of the air conditioner comprises the following steps:
acquiring the concentration of the carbon dioxide collected by the carbon dioxide detector in real time or at regular time;
when the concentration of the carbon dioxide is greater than the preset concentration of the carbon dioxide, controlling the movable part to move relative to the fixed part so as to enable an air outlet of the fresh air pipeline to coincide with the fresh air inlet, increasing the opening of the fresh air valve and acquiring the concentration of the solid pollutants collected by the solid pollutant detector;
and controlling the purification assembly to rotate according to the concentration of the solid pollutants so that the air of the air inlet duct partially or completely passes through the purification assembly.
2. The method of claim 1, wherein the increasing the opening degree of the fresh air valve comprises:
acquiring a mapping relation between the concentration of carbon dioxide and the opening of a fresh air valve;
determining a target opening degree of the fresh air valve according to the carbon dioxide concentration and the mapping relation, wherein the higher the carbon dioxide concentration is, the larger the opening degree of the fresh air valve is;
and increasing the opening of the fresh air valve according to the target opening.
3. The method of controlling an air conditioner according to claim 1, wherein the step of controlling the rotation of the purification assembly according to the concentration of the solid contaminants comprises:
determining a first target included angle of the purification assembly relative to the side wall of the air inlet duct according to the concentration of the solid pollutants;
and controlling the purification assembly to rotate to a position corresponding to the first target included angle.
4. The method for controlling an air conditioner according to claim 3, wherein said step of obtaining the concentration of the solid contaminants collected by said solid contaminant detector is followed by further comprising:
judging whether the concentration of the solid pollutant is greater than or equal to a first preset solid pollutant concentration;
when the solid pollutant concentration is smaller than the first preset solid pollutant concentration, judging whether the solid pollutant concentration is larger than a second preset solid pollutant concentration, wherein the second preset solid pollutant concentration is smaller than the first preset solid pollutant concentration;
and when the concentration of the solid pollutants is greater than the second preset concentration of the solid pollutants, executing the step of determining a first target included angle of the purification component relative to the side wall of the air inlet duct according to the concentration of the solid pollutants.
5. The method for controlling an air conditioner according to claim 4, wherein after the step of determining whether the concentration of the solid contaminants is greater than or equal to a first predetermined solid contaminant concentration, the method further comprises:
when solid state pollutant concentration is greater than or equal to first predetermined solid state pollutant concentration, control purify the subassembly and rotate to first predetermined position, wherein, when purifying the subassembly and being in first predetermined position, the air in the air inlet duct is whole to be passed through purify the subassembly.
6. The method of claim 4, wherein after the step of determining whether the concentration of the solid contaminants is greater than a second predetermined concentration of the solid contaminants, the method further comprises:
when solid state pollutant concentration is less than or equal to the second and predetermines solid state pollutant concentration, control purify the subassembly and rotate to the second and predetermine the position, wherein, when purifying the subassembly and being in the second and predetermine the position, purify the subassembly with contained angle between the air inlet duct lateral wall is zero.
7. The control method of an air conditioner according to claim 1, wherein the purification assembly includes a plurality of purification members, and the step of controlling the rotation of the purification assembly according to the concentration of the solid contaminants includes:
determining a second target included angle of each purifying piece relative to the side wall of the air inlet duct according to the concentration of the solid pollutants;
and controlling each purifying piece to rotate to the position of the corresponding second target included angle.
8. The method as claimed in claim 1, wherein the solid contaminant includes an outdoor solid contaminant detector disposed in the fresh air duct and an indoor solid contaminant detector disposed in the heat exchange air duct in the housing, and the step of controlling the rotation of the purification assembly according to the solid contaminant includes:
when at least one of the solid pollutant concentration collected by the outdoor solid pollutant detector and the solid pollutant concentration collected by the indoor solid pollutant detector is greater than a third preset solid pollutant concentration, determining the solid pollutant concentration with the high concentration as a target solid pollutant concentration;
and controlling the purification assembly to rotate according to the target solid pollutant concentration.
9. The control method according to any one of claims 1 to 8, wherein a gaseous pollutant detector is arranged in the fresh air pipeline, and after the step of increasing the opening degree of the fresh air valve, the method further comprises the following steps:
acquiring the concentration of outdoor gaseous pollutants collected by the gaseous pollutant detector;
when the outdoor gaseous pollutant concentration is less than the preset gaseous pollutant concentration, the step of acquiring the outdoor solid pollutant concentration acquired by the solid pollutant detector is executed;
and when the concentration of the outdoor gaseous pollutant is greater than or equal to the preset concentration of the gaseous pollutant, controlling a fresh air valve of the fresh air pipeline to be closed.
10. The utility model provides an air conditioner, its characterized in that, the indoor set of air conditioner is equipped with solid-state pollutant detector, establish carbon dioxide detector, air inlet duct in the casing of indoor set and with the heat transfer wind channel of air inlet duct intercommunication is located the air inlet duct with between the heat transfer wind channel be equipped with rotatable purification subassembly on the casing, the indoor set still includes the fresh air pipeline, be equipped with the fresh air valve in the fresh air pipeline, the casing includes fixed part and removal portion, the removal portion portable set up in on the fixed part, just the removal portion surrounds the constitution the air inlet duct, the air inlet duct is equipped with the fresh air inlet, the removal portion is relative when the fixed part removes, will the air outlet of fresh air pipeline with the fresh air inlet coincidence or stagger.
11. The air conditioner of claim 10, wherein the purification assembly includes a plurality of purification members.
12. The air conditioner of claim 10, wherein said solid contaminant solids comprise an outdoor solid contaminant detector disposed within said fresh air duct and an indoor solid contaminant detector disposed within said heat exchange air duct within said housing.
13. The air conditioner according to claim 10, wherein a gaseous pollutant detector is provided in the fresh air duct.
14. The air conditioner according to any one of claims 10 to 13, further comprising a processor, a memory, and a control program of the air conditioner stored on the memory and executable on the processor, the control program of the air conditioner implementing the steps of the control method of the air conditioner according to any one of claims 1 to 9 when executed by the processor.
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| CN111397118B (en) * | 2020-03-16 | 2022-02-11 | 广东美的制冷设备有限公司 | Operation control method, operation control device, air conditioner, and storage medium |
| CN117267837B (en) * | 2023-11-16 | 2024-04-05 | 珠海格力电器股份有限公司 | Fresh air device, air conditioner and control method |
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| CN1727782A (en) * | 2004-07-26 | 2006-02-01 | 乐金电子(天津)电器有限公司 | Ventilation system |
| CN203163091U (en) * | 2013-01-17 | 2013-08-28 | 成都归谷建筑节能工程有限公司 | Intelligent fresh air purifying household air conditioner |
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| JP2016137488A (en) * | 2016-02-29 | 2016-08-04 | シャープ株式会社 | Air blowing device |
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| CN1727782A (en) * | 2004-07-26 | 2006-02-01 | 乐金电子(天津)电器有限公司 | Ventilation system |
| CN203163091U (en) * | 2013-01-17 | 2013-08-28 | 成都归谷建筑节能工程有限公司 | Intelligent fresh air purifying household air conditioner |
| CN104879842A (en) * | 2015-05-31 | 2015-09-02 | 成都归谷环境科技有限责任公司 | Split air conditioner with fresh air purification intelligent control device |
| JP2016137488A (en) * | 2016-02-29 | 2016-08-04 | シャープ株式会社 | Air blowing device |
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