CN112484272B - Air conditioner control method and device and air conditioning unit - Google Patents
Air conditioner control method and device and air conditioning unit Download PDFInfo
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- CN112484272B CN112484272B CN202011379733.2A CN202011379733A CN112484272B CN 112484272 B CN112484272 B CN 112484272B CN 202011379733 A CN202011379733 A CN 202011379733A CN 112484272 B CN112484272 B CN 112484272B
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- noise reduction
- air conditioning
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
- F24F11/86—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling compressors within refrigeration or heat pump circuits
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/24—Means for preventing or suppressing noise
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/24—Means for preventing or suppressing noise
- F24F2013/247—Active noise-suppression
Abstract
The application provides an air conditioner control method and device and an air conditioning unit. The shell of the air conditioning unit is provided with a noise reduction hole and a noise reduction frequency adjusting piece, and the noise reduction frequency adjusting piece is movably arranged on the shell and used for adjusting the area of the noise reduction hole; the method comprises the following steps: detecting the operating frequency of the air conditioning unit, and determining the theoretical noise reduction volume of the air conditioning unit according to the operating frequency; determining the theoretical noise reduction hole area corresponding to the theoretical noise reduction volume according to the corresponding relation between the noise reduction volume and the noise reduction hole area; and adjusting the noise reduction frequency adjusting piece to enable the area of the noise reduction hole to reach the area of the theoretical noise reduction hole. The invention solves the problem that the shell noise reduction technology in the prior art cannot meet the requirement of noise reduction of the air conditioning unit in operation at different frequencies, and controls the noise reduction volume of the noise reduction holes so as to be suitable for different operating frequencies of the air conditioning unit.
Description
Technical Field
The invention relates to the technical field of air conditioners, in particular to an air conditioner control method and device and an air conditioning unit.
Background
Most of frequency conversion household machines in recent years have the problem of noise reduction, and especially, the household machine of the air source heat pump close to about 50kw can be installed near residential buildings domestically, because the domestic floor development reaches the state of the price of the earth and the earth, the trend will be more serious in the future, and if the noise is too high, the normal use of the product is influenced.
Especially in the inverter unit, the full frequency channel operation of inverter compressor can send the noise of various qualities, and the noise that traditional noise reduction scheme can only weaken to the noise of a quality, just so can't satisfy the air conditioner full frequency and fall the operation of making an uproar needs.
Disclosure of Invention
The embodiment of the invention provides an air conditioner control method and device and an air conditioning unit, and aims to solve the technical problem that the shell noise reduction technology in the prior art cannot meet the requirement of noise reduction of the air conditioning unit in operation at different frequencies.
The embodiment of the application provides an air conditioner control method, wherein a noise reduction hole and a noise reduction frequency adjusting piece are formed in a shell of an air conditioning unit, and the noise reduction frequency adjusting piece is movably arranged on the shell and used for adjusting the area of the noise reduction hole; the method comprises the following steps: detecting the operating frequency of the air conditioning unit, and determining the theoretical noise reduction volume of the air conditioning unit according to the operating frequency; determining the theoretical noise reduction hole area corresponding to the theoretical noise reduction volume according to the corresponding relation between the noise reduction volume and the noise reduction hole area; and adjusting the noise reduction frequency adjusting piece to enable the area of the noise reduction hole to reach the area of the theoretical noise reduction hole.
Further, determining the theoretical noise reduction volume of the air conditioning unit according to the operation frequency comprises the following steps: detecting the maximum operation frequency P1 of the air conditioning unit, and calculating the proportional relation between the maximum operation frequency P1 and the operation frequency P2; detecting rated noise L of the air conditioning unit; and determining the theoretical noise reduction volume according to the rated noise L and the proportional relation.
Further, the proportional relation is (P1-P)/P1; determining theoretical noise canceling volume according to the rated noise Lm and the proportional relation, wherein the theoretical noise canceling volume comprises the following steps: the theoretical muffling volume Δ L is calculated according to the following formula: Δ L ═ Lm (P1-P)/P1 ═ 100%.
Further, the corresponding relation between the noise elimination volume and the noise reduction hole area is as follows: l-20 ㏒10(S1/S2) -6; wherein S1 is the sectional area of the air conditioning unit, and S2 is the area of the noise reduction hole.
According to another aspect of the embodiments of the present invention, there is provided an air conditioning control device, wherein a casing of an air conditioning unit is provided with a noise reduction hole and a noise reduction frequency adjusting member, and the noise reduction frequency adjusting member is movably disposed on the casing and is used for adjusting the area of the noise reduction hole; the device comprises: the detection module is used for detecting the operating frequency of the air conditioning unit and determining the theoretical noise reduction volume of the air conditioning unit according to the operating frequency; the determining module is used for determining the theoretical noise reduction hole area corresponding to the theoretical noise reduction volume according to the corresponding relation between the noise reduction volume and the noise reduction hole area; and the control module is used for adjusting the noise reduction frequency adjusting piece to enable the area of the noise reduction hole to reach the area of the theoretical noise reduction hole.
Further, the detection module includes: the calculating unit is used for detecting the maximum operating frequency P1 of the air conditioning unit and calculating the proportional relation between the maximum operating frequency P1 and the operating frequency P2; the detection unit is used for detecting the rated noise L of the air conditioning unit; and the determining unit is used for determining the theoretical noise reduction volume according to the rated noise L and the proportional relation.
Further, the proportional relation is (P1-P)/P1; the determination unit includes: a calculating subunit, configured to calculate the theoretical canceling volume Δ L according to the following formula: Δ L ═ Lm (P1-P)/P1 ═ 100%.
Further, the corresponding relation between the noise elimination volume and the noise reduction hole area is as follows: l-20 ㏒10(S1/S2) -6; wherein S1 is the sectional area of the air conditioning unit, and S2 is the area of the noise reduction hole.
According to another aspect of the embodiment of the invention, an air conditioning unit is provided, which comprises the air conditioning control device.
According to still another aspect of an embodiment of the present invention, there is provided a storage medium containing computer-executable instructions for performing the air conditioning control method as described above when executed by a computer processor.
In the above embodiment, the casing is provided with the noise reduction hole, and the opening of the noise reduction hole is adjusted by the noise reduction frequency adjusting member according to different operating frequencies of the air conditioning unit, so that the noise reduction amount of the noise reduction hole is controlled, and the noise reduction device is suitable for different operating frequencies of the air conditioning unit.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic partial perspective view of an embodiment of a noise reduction housing according to the present invention;
FIG. 2 is a front view of the noise reduction housing of FIG. 1;
FIG. 3 is a schematic top view of the noise reduction housing of FIG. 2;
fig. 4 is a schematic view of a posture change structure of the noise reduction housing of fig. 2.
Fig. 5 is an alternative flowchart of an air conditioner control method according to an embodiment of the present invention;
fig. 6 is a block diagram of an alternative configuration of an air conditioning control apparatus according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the following embodiments and accompanying drawings. The exemplary embodiments and descriptions of the present invention are provided to explain the present invention, but not to limit the present invention.
In preferred embodiment 1 of the present invention, an air conditioning control method is provided, which is applied to an air conditioning unit having a noise reduction casing, and fig. 1 shows an embodiment of the noise reduction casing of the present invention, where the noise reduction casing includes a casing 10 and a noise reduction frequency adjusting member 20, a noise reduction hole 11 is formed in the casing 10, and the noise reduction frequency adjusting member 20 is movably disposed on the casing 10 for adjusting an opening degree of the noise reduction hole 11.
By applying the technical scheme of the invention, the shell 10 is provided with the noise reduction holes 11, and the opening degree of the noise reduction holes 11 is adjusted by the noise reduction frequency adjusting piece 20 aiming at different operating frequencies of the air conditioning unit, so that the noise reduction volume of the noise reduction holes 11 is controlled, and the noise reduction device is suitable for different operating frequencies of the air conditioning unit.
In the present embodiment, only one of the noise reduction holes 11 in the casing 10 is described as an example, and the present embodiment can be similarly applied to other noise reduction holes 11 in the casing 10.
As shown in fig. 1, in the solution of the present embodiment, a noise reduction frequency adjuster 20 is slidably mounted on the housing 10, and the noise reduction frequency adjuster 20 adjusts the opening degree of the noise reduction hole 11 by sliding the size of the portion that covers the noise reduction hole 11. Preferably, in the solution of the present embodiment, a sliding slot 12 is formed on the housing 10, and the noise reduction frequency adjusting member 20 is installed in the sliding slot 12. Taking fig. 1 as an example, the noise reduction frequency adjusting member 20 slides up along the sliding groove 12, so as to reduce the opening of the noise reduction hole 11; the noise reduction frequency adjusting member 20 slides down along the slide groove 12, and the opening degree of the noise reduction hole 11 is adjusted to be increased.
In other alternative embodiments, the noise reduction frequency adjustment member 20 may be rotatably slidably mounted on the housing 10.
As shown in fig. 1 and 2, the noise reduction frequency adjusting member 20 is formed with an arc portion 21, the arc portion 21 and the portion of the noise reduction hole 11 that is not covered form a noise reduction opening, and adjusting the size of the noise reduction opening corresponds to adjusting the opening of the noise reduction hole 11.
As shown in fig. 2 and fig. 3, in the solution of the present embodiment, the noise reduction housing further includes a driving member 30, and the driving member 30 is connected to the noise reduction frequency adjusting member 20 and is used for driving the noise reduction frequency adjusting member 20 to move on the housing 10. Optionally, in the present embodiment, the driving member 30 includes a motor 31 and a connecting rod 32, a first end of the connecting rod 32 is connected to an output shaft of the motor 31, and a second end of the connecting rod 32 is connected to the noise reduction frequency adjusting member 20. Alternatively, the link 32 comprises a rocker mounted on the output shaft of the motor 31 and a transmission rod hinged between the rocker and the noise reduction frequency adjusting member 20. When the noise reduction frequency adjusting piece is used, the output shaft of the motor 31 rotates to drive the rocker to swing in a winding mode, and then the transmission rod is driven to extend or retract, so that the noise reduction frequency adjusting piece 20 slides on the shell 10. As shown in fig. 4, the opening of the noise reduction hole 11 is increased by driving the noise reduction frequency adjuster 20 by the driver 30.
As other alternative embodiments, an electric push rod or a movable cylinder may be used to drive the noise reduction frequency adjustment member 20.
The invention also provides an air conditioning unit which comprises the noise reduction shell. The air conditioning unit with the noise reduction shell has the advantages that the air conditioning unit can have the noise reduction function on different operating frequencies, and the air conditioning unit can meet the requirements of low-noise use of customers.
It should be noted that, the technical solution of the air conditioning unit is particularly suitable for an inverter unit.
Based on the above structure, the present invention further provides an air conditioner control method, and fig. 5 shows an optional flowchart of the method, including:
s502: detecting the operating frequency of the air conditioning unit, and determining the theoretical noise reduction volume of the air conditioning unit according to the operating frequency;
s504: determining the theoretical noise reduction hole area corresponding to the theoretical noise reduction volume according to the corresponding relation between the noise reduction volume and the noise reduction hole area;
s506: and adjusting the noise reduction frequency adjusting piece to enable the area of the noise reduction hole to reach the area of the theoretical noise reduction hole.
In the above embodiment, the casing is provided with the noise reduction hole, and the opening of the noise reduction hole is adjusted by the noise reduction frequency adjusting member according to different operating frequencies of the air conditioning unit, so that the noise reduction amount of the noise reduction hole is controlled, and the noise reduction device is suitable for different operating frequencies of the air conditioning unit.
Because the operating frequency is correlated with the noise, every operating frequency corresponds a theoretical noise elimination volume, based on this, confirms the theoretical noise elimination volume of air conditioning unit according to the operating frequency, specifically includes: detecting the maximum operation frequency P1 of the air conditioning unit, and calculating the proportional relation between the maximum operation frequency P1 and the operation frequency P2; detecting rated noise L of the air conditioning unit; and determining the theoretical noise reduction volume according to the rated noise L and the proportional relation.
In the above embodiment, the ratio relationship is (P1-P)/P1; determining theoretical noise canceling volume according to the rated noise Lm and the proportional relation, wherein the theoretical noise canceling volume comprises the following steps: the theoretical muffling volume Δ L is calculated according to the following formula: Δ L ═ Lm (P1-P)/P1 ═ 100%.
Wherein, the corresponding relation between the noise elimination volume and the noise reduction hole area is as follows: l-20 ㏒10(S1/S2) -6; wherein S1 is the sectional area of the air conditioning unit, and S2 is the area of the noise reduction hole. Preferably, the muffling hole is provided in a side surface of the casing, and therefore S1 is a vertical cross-sectional area of the air conditioning unit.
In summary, the invention provides an outer casing with variable noise elimination volume and a control strategy, wherein a movable outer casing is designed, an outer casing noise elimination hole is designed to be in an adjustable mode, so that the shock absorption and noise reduction of a frequency conversion household machine are realized, the running frequency parameter of the machine set is connected with the adjustable noise elimination hole of the outer casing through a noise reduction equation, and the noise elimination volume is directly hooked with the outer casing through adjustment, so that the accurate noise reduction is realized. The mode can be directly through the noise reduction of self constructional device with the various noises of unit full frequency section, becomes air source heat pump family formula machine absolute high silence casing.
Example 2
Based on the air conditioner control method provided in the above embodiment 1, there is also provided an air conditioner control device in a preferred embodiment 2 of the present invention, and specifically, fig. 6 shows an alternative structural block diagram of the device, and as shown in fig. 6, the device includes:
the detection module 602 is configured to detect an operating frequency of the air conditioning unit, and determine a theoretical noise reduction amount of the air conditioning unit according to the operating frequency;
a determining module 604, connected to the detecting module 602, configured to determine a theoretical noise reduction hole area corresponding to the theoretical noise reduction amount according to a correspondence between the noise reduction amount and the noise reduction hole area;
and the control module 606 is connected with the determination module 604 and is used for adjusting the noise reduction frequency adjusting part to enable the area of the noise reduction hole to reach the area of the theoretical noise reduction hole.
In the above embodiment, the casing is provided with the noise reduction hole, and the opening of the noise reduction hole is adjusted by the noise reduction frequency adjusting member according to different operating frequencies of the air conditioning unit, so that the noise reduction amount of the noise reduction hole is controlled, and the noise reduction device is suitable for different operating frequencies of the air conditioning unit.
The detection module 602 includes: the calculating unit is used for detecting the maximum operating frequency P1 of the air conditioning unit and calculating the proportional relation between the maximum operating frequency P1 and the operating frequency P2; the detection unit is used for detecting the rated noise L of the air conditioning unit; and the determining unit is used for determining the theoretical noise reduction volume according to the rated noise L and the proportional relation.
Wherein, the proportional relation is (P1-P)/P1; the determination unit includes: a calculating subunit, configured to calculate the theoretical canceling volume Δ L according to the following formula: Δ L ═ Lm (P1-P)/P1 ═ 100%.
The corresponding relation between the noise elimination volume and the area of the noise reduction hole is as follows: l-20 ㏒10(S1/S2) -6; wherein S1 is the sectional area of the air conditioning unit, and S2 is the area of the noise reduction hole.
With regard to the apparatus in the above embodiments, the specific manner in which each unit and each module performs operations has been described in detail in the embodiments related to the method, and will not be described in detail herein.
Example 3
Based on the air conditioning control device provided in the above embodiment 2, in a preferred embodiment 3 of the present invention, there is also provided an air conditioning unit including the air conditioning control device as described above.
In the above embodiment, the casing is provided with the noise reduction hole, and the opening of the noise reduction hole is adjusted by the noise reduction frequency adjusting member according to different operating frequencies of the air conditioning unit, so that the noise reduction amount of the noise reduction hole is controlled, and the noise reduction device is suitable for different operating frequencies of the air conditioning unit.
Example 4
Based on the air-conditioning control method provided in embodiment 1 above, there is also provided in preferred embodiment 4 of the present invention a storage medium containing computer-executable instructions for performing the air-conditioning control method as described above when executed by a computer processor.
In the above embodiment, the casing is provided with the noise reduction hole, and the opening of the noise reduction hole is adjusted by the noise reduction frequency adjusting member according to different operating frequencies of the air conditioning unit, so that the noise reduction amount of the noise reduction hole is controlled, and the noise reduction device is suitable for different operating frequencies of the air conditioning unit.
Other embodiments of the invention will be apparent to those skilled in the art from consideration of the specification and practice of the invention disclosed herein. This application is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the invention and including such departures from the present disclosure as come within known or customary practice within the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the invention being indicated by the following claims.
It will be understood that the invention is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The scope of the invention is limited only by the appended claims.
Claims (8)
1. The air conditioner control method is characterized in that a noise reduction hole and a noise reduction frequency adjusting piece are formed in a shell of an air conditioning unit, and the noise reduction frequency adjusting piece is movably arranged on the shell and used for adjusting the area of the noise reduction hole; the method comprises the following steps:
detecting the operating frequency of the air conditioning unit, and determining the theoretical noise reduction volume of the air conditioning unit according to the operating frequency;
determining the theoretical noise reduction hole area corresponding to the theoretical noise reduction volume according to the corresponding relation between the noise reduction volume and the noise reduction hole area;
adjusting the noise reduction frequency adjusting piece to enable the area of the noise reduction hole to reach the area of the theoretical noise reduction hole;
the determining the theoretical noise reduction volume of the air conditioning unit according to the operating frequency comprises the following steps:
detecting the maximum operation frequency P1 of the air conditioning unit, and calculating the proportional relation between the maximum operation frequency P1 and the operation frequency P2;
detecting rated noise Lm of the air conditioning unit;
and determining the theoretical noise canceling volume according to the rated noise Lm and the proportional relation.
2. The method of claim 1, wherein the ratio relationship is (P1-P2)/P1; the determining the theoretical noise canceling volume according to the proportional relation between the rated noise Lm and the rated noise Lm comprises:
calculating the theoretical muffling volume Δ L according to the following formula: Δ L ═ Lm (P1-P2)/P1 ═ 100%.
3. The method of claim 1, wherein the relationship between the amount of noise reduction and the area of the noise reduction holes is:
L＝20㏒10(S1/S2) -6; wherein S1 is the sectional area of the air conditioning unit, S2 is the area of the noise reduction hole, and L is the noise reduction volume.
4. An air conditioner control device is characterized in that a shell of an air conditioning unit is provided with a noise reduction hole and a noise reduction frequency adjusting piece, wherein the noise reduction frequency adjusting piece is movably arranged on the shell and used for adjusting the area of the noise reduction hole; the device comprises:
the detection module is used for detecting the operating frequency of the air conditioning unit and determining the theoretical noise reduction volume of the air conditioning unit according to the operating frequency;
the determining module is used for determining the theoretical noise reduction hole area corresponding to the theoretical noise reduction volume according to the corresponding relation between the noise reduction volume and the noise reduction hole area;
the control module is used for adjusting the noise reduction frequency adjusting piece to enable the area of the noise reduction hole to reach the area of the theoretical noise reduction hole;
the detection module comprises:
the calculating unit is used for detecting the maximum operating frequency P1 of the air conditioning unit and calculating the proportional relation between the maximum operating frequency P1 and the operating frequency P2;
the detection unit is used for detecting the rated noise Lm of the air conditioning unit;
and the determining unit is used for determining the theoretical noise canceling volume according to the rated noise Lm and the proportional relation.
5. The apparatus of claim 4, wherein the proportional relationship is (P1-P2)/P1; the determination unit includes:
a calculating subunit, configured to calculate the theoretical canceling volume Δ L according to the following formula: Δ L ═ Lm (P1-P2)/P1 ═ 100%.
6. The apparatus of claim 4, wherein the relationship between the amount of noise reduction and the area of the noise reduction hole is:
L＝20㏒10(S1/S2) -6; wherein S1 is the sectional area of the air conditioning unit, S2 is the area of the noise reduction hole, and L is the noise reduction volume.
7. Air conditioning assembly characterized in that it comprises an air conditioning control device according to any one of claims 4 to 6.
8. A storage medium containing computer-executable instructions for performing the air conditioning control method of any one of claims 1 to 3 when executed by a computer processor.
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| CN202011379733.2A CN112484272B (en) | 2020-11-30 | 2020-11-30 | Air conditioner control method and device and air conditioning unit |
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