CN108195047A - The noise control method and controller of multi-connected air conditioning system - Google Patents
The noise control method and controller of multi-connected air conditioning system Download PDFInfo
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- CN108195047A CN108195047A CN201711251211.2A CN201711251211A CN108195047A CN 108195047 A CN108195047 A CN 108195047A CN 201711251211 A CN201711251211 A CN 201711251211A CN 108195047 A CN108195047 A CN 108195047A
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- Prior art keywords
- indoor unit
- room
- aperture
- conditioning system
- setting
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- 238000004378 air conditioning Methods 0.000 title claims abstract description 55
- 238000000034 method Methods 0.000 title claims abstract description 51
- 238000010438 heat treatment Methods 0.000 claims abstract description 28
- 230000000694 effects Effects 0.000 abstract description 5
- 239000003507 refrigerant Substances 0.000 description 22
- 238000010586 diagram Methods 0.000 description 6
- 238000010992 reflux Methods 0.000 description 3
- 208000013738 Sleep Initiation and Maintenance disease Diseases 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 206010022437 insomnia Diseases 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 238000007791 dehumidification Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
- F25B41/30—Expansion means; Dispositions thereof
- F25B41/31—Expansion valves
- F25B41/34—Expansion valves with the valve member being actuated by electric means, e.g. by piezoelectric actuators
- F25B41/345—Expansion valves with the valve member being actuated by electric means, e.g. by piezoelectric actuators by solenoids
- F25B41/347—Expansion valves with the valve member being actuated by electric means, e.g. by piezoelectric actuators by solenoids with the valve member being opened and closed cyclically, e.g. with pulse width modulation
-
- 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
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2500/00—Problems to be solved
- F25B2500/12—Sound
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2600/00—Control issues
- F25B2600/25—Control of valves
- F25B2600/2513—Expansion valves
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
Abstract
The present invention relates to air-conditioning technical fields, and in particular to the noise control method and controller of a kind of multi-connected air conditioning system.Present invention seek to address that existing solve the problems, such as that effect existing for the technical solution of the heating standby noise of indoor unit is poor, of high cost using heavy caliber electric expansion valve is replaced.The noise control method of the multi-connected air conditioning system of the present invention includes the following steps：When the operational mode of multi-connected air conditioning system is heating mode, the run time of heating mode is obtained；When being more than time threshold at runtime, the expansion valve that control setting room is in corresponding to the indoor unit of standby mode is closed.The expansion valve set corresponding to the indoor unit in room by control completely closes, and the present invention can be directed to setting room and carry out noise control, completely eliminates the noise that the indoor unit in room generates, greatly promotes user experience.
Description
Technical field
The present invention relates to air-conditioning technical fields, and in particular to a kind of noise control method of multi-connected air conditioning system and control
Device.
Background technology
In recent years, multi-connected air conditioning system is shown with its install convenient, refrigerating/heating effect small on facade influence
The advantages that work, is increasingly becoming the preferred solution that the collectives such as office building, market, apartment place carries out air conditioning.Multi-connected machine
For air-conditioning system when being run with heating mode, in order to avoid saving bit by bit for refrigerant, the electronics of heating indoor unit not being switched on usually is swollen
Swollen valve can retain certain aperture (i.e. benchmark retains aperture) so that refrigerant participates in the cycle of system.But when refrigerant flows,
Since the fan of heating indoor unit is inoperative, the flowing sound of refrigerant can be amplified, and then form noise, especially sleeping
The room that room or the room of special population (the light people of such as people of insomnia or sleep) need peace and quiet, influences user's rest, goes back band
Carry out very bad usage experience.
In order to solve above-mentioned heating indoor unit it is standby when noise problem, the prior art mainly adopts the electronics of larger caliber
The scheme that expansion valve substitutes more small-bore expansion valve in former air conditioner indoor unit is solved.This scheme is by increasing expansion valve
Bore, the mode for changing expansion valve runner so that the flow velocity of refrigerant reduces, and then the noise that the flowing for reducing refrigerant generates.Though
Right this mode solves the noise problem that refrigerant flowing generates to a certain extent, but is also inevitably present certain lack
It falls into.First, the flowing sound of refrigerant can only be reduced by way of increasing electric expansion valve bore, changing runner, it can not be from
Fundamentally eliminate the flowing sound so that noise still exists.Secondly, increased to a certain extent using heavy caliber electric expansion valve
The cost of complete machine, for multi-connected air conditioning system, while replaces the electric expansion valve of more indoor units, multi-connected air conditioner
The cost of system can greatly increase.That is, existing treated using replacement heavy caliber electric expansion valve solution heating indoor unit
The technical solution of machine noise there are effect it is poor, of high cost the problem of.
Correspondingly, this field needs a kind of noise control method of new multi-connected air conditioning system to solve the above problems.
Invention content
It is existing using replacement heavy caliber electric expansion valve in order to solve in order to solve the above problem of the prior art
Come solve the problems, such as heating the standby noise of indoor unit technical solution existing for effect it is poor, of high cost, the present invention provides one kind
The noise control method of multi-connected air conditioning system, the multi-connected air conditioning system include outdoor unit and multiple indoor units, Mei Gesuo
It states indoor unit and is both provided with expansion valve, which is characterized in that the noise control method includes the following steps：
When the operational mode of the multi-connected air conditioning system is heating mode, when obtaining the operation of the heating mode
Between；
When the run time is more than time threshold, control setting room is in corresponding to the indoor unit of standby mode
Expansion valve is closed.
It is " big in the run time in the optimal technical scheme of the noise control method of above-mentioned multi-connected air conditioning system
When time threshold, control setting room be in corresponding to the indoor unit of standby mode expansion valve closing " the step of after, institute
Noise control method is stated to further include：
The aperture that control does not set the expansion valve corresponding to the indoor unit in standby mode in room increases by the first setting
Aperture.
In the optimal technical scheme of the noise control method of above-mentioned multi-connected air conditioning system, " control does not set room
The step of the first setting of aperture increase aperture of expansion valve corresponding to indoor unit in standby mode ", further comprises：
The original aperture of expansion valve corresponding to indoor unit based on the setting room and the room for not setting room
The quantity of interior machine calculates the first setting aperture；
The aperture that control does not set the expansion valve corresponding to the indoor unit in standby mode in room increases described first
Set aperture.
In the optimal technical scheme of the noise control method of above-mentioned multi-connected air conditioning system, " it is based on the setting room
Indoor unit corresponding to expansion valve original aperture and the indoor unit for not setting room quantity, calculate described first and set
Determine aperture " the step of further comprise：
Calculate the aperture summation of the original aperture of the expansion valve corresponding to the indoor unit in the setting room；
The quantity of the indoor unit in room is not set described in calculating；
Calculate the ratio of the aperture summation and the quantity；
Using the ratio as the described first setting aperture.
In the optimal technical scheme of the noise control method of above-mentioned multi-connected air conditioning system, " at control setting room
Before the step of expansion valve closing corresponding to indoor unit in standby mode ", the noise control method further includes：
The setting room is determined based on the address coding of indoor unit.
In the optimal technical scheme of the noise control method of above-mentioned multi-connected air conditioning system, " the address based on indoor unit
The step of determining setting room of coding ", further comprises：
Obtain the address coding of all indoor units in standby mode；
Obtain the state of described address coding；
When described address coding is in labeled state, by the room where the corresponding indoor unit of described address coding
It is determined as setting room.
In the optimal technical scheme of the noise control method of above-mentioned multi-connected air conditioning system, when the room in standby mode
When interior machine receives mark instructions, the address coding of the indoor unit becomes labeled state.
In the optimal technical scheme of the noise control method of above-mentioned multi-connected air conditioning system, the mark instructions are mute
Period setting instruction.
The present invention also provides a kind of controller of multi-connected air conditioning system, above controller is able to carry out in said program
The above-mentioned noise control method of any one.
It will be appreciated to those of skill in the art that in the preferred technical solution of the present invention, multi-connected air conditioning system
Noise control method includes the following steps：When the operational mode of multi-connected air conditioning system is heating mode, heating mode is obtained
Run time；When being more than time threshold at runtime, control setting room is in corresponding to the indoor unit of standby mode
Expansion valve is closed；And control does not set the aperture increase by the of expansion valve corresponding to the indoor unit in standby mode in room
One setting aperture.By the way that in a heating mode, the expansion valve that control setting room is in corresponding to the indoor unit of standby mode closes
The control mode closed, noise control method of the invention, which can be directed to, to be set room, particularly is gone setting room as insomnia people
Or sleep gently carries out noise control when special populations room, completely eliminates the noise that the indoor unit in room generates, greatly promotes
User experience.Control, which does not set the expansion valve opening that room is in corresponding to the indoor unit of standby mode, increases by the first setting aperture
Control mode, then can increase the circular flow of refrigerant, most of refrigerant is made to reduce making an uproar for indoor unit while smoothly reflux
Sound avoids the problem that refrigerant is lacked and occurred.
Description of the drawings
With reference to the accompanying drawings come describe the present invention multi-connected air conditioning system noise control method and controller.Attached drawing
In：
Fig. 1 is the flow diagram of the noise control method of the multi-connected air conditioning system of the present invention；
Fig. 2 is that a kind of control of the present invention does not set room and is in opening for expansion valve corresponding to the indoor unit of standby mode
Degree increases the method flow schematic diagram of the first setting aperture；
Fig. 3 is that a kind of calculating first of the present invention sets the method flow schematic diagram of aperture.
Specific embodiment
The preferred embodiment of the present invention described with reference to the accompanying drawings.It will be apparent to a skilled person that this
A little embodiments are used only for explaining the technical principle of the present invention, it is not intended that limit the scope of the invention.
Firstly the need of explanation, for those of ordinary skills, multi-connected air conditioning system includes outdoor unit
And multiple indoor units with outdoor unit serial or parallel connection, outdoor unit heat exchanger, compressor, outdoor electromechanical is provided in outdoor unit
Sub- expansion valve and the control components such as chip are provided with the components such as indoor set heat exchanger, electronic expansion valve of indoor unit in indoor unit,
Refrigeration and heating principle of connection relation, air-conditioning system between above-mentioned component etc. are all known, herein without retouching in detail
It states.
To solve to solve the skill of the heating standby noise of indoor unit using heavy caliber electric expansion valve is replaced in the prior art
The problem of effect existing for art scheme is poor, of high cost, the present invention provides a kind of noise control method of multi-connected air conditioning system,
The noise control method can be by judging setting room, and controls and set the indoor unit that room is in standby mode
Corresponding electric expansion valve (hereinafter referred to as expansion valve) completely closes in setting time, control do not set room in treating
Expansion valve corresponding to the indoor unit of machine state opens the control mode of the first setting aperture, completely eliminates being in for setting room
The sound that refrigerant flowing generates in the indoor unit of standby mode, makes the expansion valve that refrigerant passes through the indoor unit for not setting room smooth
Reflux, greatly promotes user experience.
With reference first to Fig. 1, Fig. 1 is the flow diagram of the noise control method of the multi-connected air conditioning system of the present invention.Such as
Shown in Fig. 1, the noise control method of multi-connected air conditioning system of the invention mainly includes the following steps：
S100, when the operational mode of multi-connected air conditioning system is heating mode, obtain the run time of heating mode；Such as
The operational mode of multi-connected air conditioning system includes refrigeration mode, heating mode, air supply pattern and dehumidification mode, multi-connected air conditioner
System obtains current operational mode, and chip is controlled to be obtained by the timer inside air-conditioning by the control chip of outdoor unit
Air-conditioning is taken in the run time of heating mode；
S200, at runtime be more than time threshold when, control setting room be in corresponding to the indoor unit of standby mode
Expansion valve close；For example, time threshold is 3min, room is set as the room of insomniac.In the operation of heating mode
Between when being more than 3min, air-conditioning heating operation at this time has reached stable state, then makes to have a sleepless night in the indoor unit in standby mode
Expansion valve where patient corresponding to the indoor unit in room completely closes, and is flowed with completely eliminating refrigerant in the indoor unit in the room
The noise of generation；Certainly, the setting in time threshold and setting room is not unalterable, and those skilled in the art also are able to it
Adjustment.If time threshold can also be 4min, 5min etc., as long as multi-connected air conditioning system after the operation of the time, heats
Operation, which should reach, stablizes；It such as sets room and can also be that other need especially quiet room, such as recording studio or other are right
Room of noise-sensitive etc..
The aperture that S300, control do not set the expansion valve corresponding to the indoor unit in standby mode in room increases by first
Set aperture；If first sets aperture as 20P, after the expansion valve corresponding to indoor unit in setting room completely closes, control
Not setting the aperture of the expansion valve corresponding to the indoor unit in room increases 20P, to increase the flow of refrigerant, ensures air-conditioning system
Refrigerant circulation effectively avoids refrigerant from being accumulated, while reduce noise in the indoor unit in setting room.
Foregoing description can be seen that the indoor unit institute for being in standby mode by control setting room in a heating mode
Corresponding expansion valve completely closes, and control does not set the aperture of the expansion valve corresponding to the indoor unit in standby mode in room
Increase the control mode of the first setting aperture, noise control method of the invention can effectively eliminate the interior in setting room
The noise that refrigerant is flowed and generated in machine, ensures the smooth reflux of refrigerant, reduces the noise for the indoor unit for not setting room, improves
User experience.
It is preferably carried out in mode in one kind, before step S200, the noise control method further includes：Based on interior
The address coding of machine determines setting room.It is to be understood that the address coding of indoor unit is exclusive one of every indoor unit
Go here and there digital code, it can be stored in each indoor unit control chip on and can acquired in the control chip of outdoor unit,
Or can also be directly stored on the control chip of outdoor unit, controlled coremaking piece is called.
In a kind of possible embodiment, the step of " determining setting room based on the address coding of indoor unit ", can be into
One step includes：
The address coding of all indoor units in standby mode is obtained, is such as adjusted by the control chip of outdoor unit from itself
Take the address coding of the indoor unit；
Obtain the state of described address coding；State such as address coding can include labeled state and unmarked shape
State；
When described address coding is in labeled state, by the room where the corresponding indoor unit of described address coding
It is determined as setting room.When such as receiving mark instructions in the indoor unit of standby mode, the control chip of outdoor unit by itself
The corresponding address coding in the indoor unit marks in multiple address codings of storage, and determines the room for setting room；Its
In, mark instructions can be the silence period instruction of user's actively setting, that is, user use it is quiet above air-conditioner controller
Specified time section is set as silence period by sound period function, so that the indoor unit does not generate noise within the period.Certainly, it marks
Note instruction is not only limited to this, and any instruction similar with silence period command function belongs to the range of mark instructions.
Setting room is determined by the address coding of indoor unit, then sets up what is booked room in progress noise control time control
The set-up mode that expansion valve corresponding to indoor unit completely closes, noise control method of the invention can completely eliminate setting room
Between indoor unit generate noise when standby, so as to ensure to set the peace and quiet in room, greatly improve user experience.
Referring to Fig. 2, Fig. 2 is that a kind of control of the present invention is that setting room is in corresponding to the indoor unit of standby mode
Expansion valve aperture increase by first setting aperture method flow schematic diagram.
As shown in Fig. 2, in a kind of possible embodiment, step S300 may further include：
The original aperture of expansion valve corresponding to S310, the indoor unit based on setting room and the indoor unit for not setting room
Quantity, calculate first setting aperture；As expansion valve original aperture for user before silence period be set, indoor unit it is right
The aperture for the expansion valve answered.
The aperture that S320, control do not set the expansion valve corresponding to the indoor unit in standby mode in room increases by first
Aperture is set, after the first setting aperture is calculated, the expansion valve opening not set corresponding to the indoor unit in room is controlled to increase
Add the first setting aperture.
With reference to Fig. 3, Fig. 3 is that a kind of calculating first of the present invention sets the method flow schematic diagram of aperture.
As shown in figure 3, in a kind of possible embodiment, step S310 may further include again：
S311, calculating set the aperture summation of the original aperture of the expansion valve corresponding to the indoor unit in room, are such as setting
The quantity in room there are two when, and when the original aperture of the expansion valve corresponding to the indoor unit in two setting rooms is 32P,
The aperture summation for calculating the original aperture of the expansion valve corresponding to two indoor units is 64P；
S312, calculating do not set the quantity of the indoor unit in room, if the control chip of outdoor unit is by calculating itself storage
The indoor unit in standby mode in not labeled address coding quantity acquisition do not set the indoor unit quantity in room；
S313, the ratio for calculating aperture summation and quantity simultaneously set aperture using the ratio as first, such as in aperture summation
For 64P, do not set the indoor unit quantity in room as 4 when, ratio is calculated as 16P, using 16P as the first setting aperture, control
Not setting the aperture of the expansion valve corresponding to the indoor unit in room increases 16P.
The control flow of the noise control method of the present invention is illustrated with a kind of possible example below.
If multi-connected air conditioning system includes 1 outdoor unit and 4 indoor units, including 1 parlor indoor unit and 3
Bedroom indoor unit, and it is 32P that the benchmark of the expansion valve corresponding to lower 4 indoor units of normal Standby state, which retains aperture,.
In the case of a kind of possibility, the normal heating operation of parlor indoor unit, 3 bedroom indoor units are in standby mode, wherein there is one
Bedroom indoor unit is by user setting silence period.Then in the silence period, the control chip controls of outdoor unit are in mute
Expansion valve corresponding to the bedroom indoor unit of period is closed, to eliminate the issuable noise of bedroom indoor unit；And it controls another
The aperture of expansion valve corresponding to outer two bedroom indoor units increases 32P/2=16P respectively, to receive more refrigerants, improves
The regurgitant volume of refrigerant, and reduce the noise that bedroom indoor unit generates, air-conditioning system is avoided the phenomenon that refrigerant missing occur.
The present invention also provides a kind of controller of multi-connected air conditioning system, which is able to carry out aforementioned noise control
Method processed.This controller can physically be disposed on one (controlling chip as the aforementioned) of outdoor unit, can also be directed to
There are one each indoor units, can be used exclusively for performing the controller or general purpose controller of the method for the present invention
One function module or functional unit.
In conclusion using above-mentioned noise control method, the present invention can be when heating indoor unit be standby, and control is in and treats
In the indoor unit of machine state set room indoor unit corresponding to expansion valve completely close, so as to for setting room, especially
It is to carry out noise control when setting room to have a sleepless night or sleeping gently when special populations room, completely eliminates the indoor unit production in room
Raw noise.And the adjusting process of the present invention has saved complete machine cost without making change to the original structure of air-conditioning system.
That is, by above-mentioned control method, solve and solve to heat using heavy caliber electric expansion valve is replaced in the prior art
The problem of control accuracy existing for the technical solution of the standby noise of indoor unit is low, of high cost, improves user experience.
So far, it has been combined preferred embodiment shown in the drawings and describes technical scheme of the present invention, still, this field
Technical staff is it is easily understood that protection scope of the present invention is expressly not limited to these specific embodiments.Without departing from this
Under the premise of the principle of invention, those skilled in the art can make the relevant technologies feature equivalent change or replacement, these
Technical solution after changing or replacing it is fallen within protection scope of the present invention.
Claims (9)
1. a kind of noise control method of multi-connected air conditioning system, the multi-connected air conditioning system includes outdoor unit and multiple interiors
Machine, each indoor unit are both provided with expansion valve, which is characterized in that the noise control method includes the following steps：
When the operational mode of the multi-connected air conditioning system is heating mode, the run time of the heating mode is obtained；
When the run time is more than time threshold, control setting room is in the expansion corresponding to the indoor unit of standby mode
Valve is closed.
2. the noise control method of multi-connected air conditioning system according to claim 1, which is characterized in that " in the operation
When time is more than time threshold, the expansion valve that control setting room is in corresponding to the indoor unit of standby mode is closed " the step of
Later, the noise control method further includes：
The aperture that control does not set the expansion valve corresponding to the indoor unit in standby mode in room increases by the first setting aperture.
3. the noise control method of multi-connected air conditioning system according to claim 2, which is characterized in that " control is not set
The step of the first setting of aperture increase aperture of expansion valve corresponding to the indoor unit in standby mode in room ", further wraps
It includes：
The original aperture of expansion valve corresponding to indoor unit based on the setting room and the indoor unit for not setting room
Quantity, calculate it is described first setting aperture；
The aperture that control does not set the expansion valve corresponding to the indoor unit in standby mode in room increases by first setting
Aperture.
4. the noise control method of multi-connected air conditioning system according to claim 3, which is characterized in that " set based on described
The quantity of the original aperture for the expansion valve corresponding to indoor unit booked room and the indoor unit for not setting room, described in calculating
The step of first setting aperture ", further comprises：
Calculate the aperture summation of the original aperture of the expansion valve corresponding to the indoor unit in the setting room；
The quantity of the indoor unit in room is not set described in calculating；
Calculate the ratio of the aperture summation and the quantity；
Using the ratio as the described first setting aperture.
5. the noise control method of multi-connected air conditioning system according to any one of claim 1 to 4, which is characterized in that
Before the step of " expansion valve that control setting room is in corresponding to the indoor unit of standby mode is closed ", the noise control
Method further includes
The setting room is determined based on the address coding of indoor unit.
6. the noise control method of multi-connected air conditioning system according to claim 5, which is characterized in that " be based on indoor unit
Address coding determine the setting room " the step of further comprise：
Obtain the address coding of all indoor units in standby mode；
Obtain the state of described address coding；
When described address coding is in labeled state, the room where the corresponding indoor unit of described address coding is determined
To set room.
7. the noise control method of multi-connected air conditioning system according to claim 6, which is characterized in that when in standby shape
When the indoor unit of state receives mark instructions, the address coding of the indoor unit becomes labeled state.
8. the noise control method of multi-connected air conditioning system according to claim 7, which is characterized in that the mark instructions
It sets and instructs for silence period.
9. a kind of controller of multi-connected air conditioning system, which is characterized in that the controller is able to carry out in claim 1 to 8
Any one of them noise control method.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711251211.2A CN108195047B (en) | 2017-12-01 | 2017-12-01 | Noise control method and controller of multi-connected air conditioning system |
| PCT/CN2018/088275 WO2019104967A1 (en) | 2017-12-01 | 2018-05-24 | Multi-connected air conditioning system noise control method and controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711251211.2A CN108195047B (en) | 2017-12-01 | 2017-12-01 | Noise control method and controller of multi-connected air conditioning system |
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| CN108195047A true CN108195047A (en) | 2018-06-22 |
| CN108195047B CN108195047B (en) | 2020-08-18 |
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| CN201711251211.2A Active CN108195047B (en) | 2017-12-01 | 2017-12-01 | Noise control method and controller of multi-connected air conditioning system |
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| WO (1) | WO2019104967A1 (en) |
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| CN109631248A (en) * | 2018-11-16 | 2019-04-16 | 青岛海尔空调电子有限公司 | A kind of multi-joint mechanism cold oil return method for noise reduction control and system |
| CN109899939A (en) * | 2019-03-18 | 2019-06-18 | 珠海格力电器股份有限公司 | A kind of method and system controlling stable operation of unit |
| CN110410967A (en) * | 2019-07-03 | 2019-11-05 | 宁波奥克斯电气股份有限公司 | The control method and multi-online air-conditioning system of multi-online air-conditioning system pipeline noise |
| CN113531767A (en) * | 2021-07-26 | 2021-10-22 | 珠海格力电器股份有限公司 | Control method and device of air conditioning system and air conditioning system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111503851B (en) * | 2020-04-29 | 2021-12-31 | 广东美的暖通设备有限公司 | Control method and device of multi-split air conditioning system |
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| CN110410967A (en) * | 2019-07-03 | 2019-11-05 | 宁波奥克斯电气股份有限公司 | The control method and multi-online air-conditioning system of multi-online air-conditioning system pipeline noise |
| CN110410967B (en) * | 2019-07-03 | 2021-08-24 | 宁波奥克斯电气股份有限公司 | Control method for pipeline noise of multi-split air conditioning system and multi-split air conditioning system |
| CN113531767A (en) * | 2021-07-26 | 2021-10-22 | 珠海格力电器股份有限公司 | Control method and device of air conditioning system and air conditioning system |
| CN113531767B (en) * | 2021-07-26 | 2022-08-12 | 珠海格力电器股份有限公司 | Control method and device of air conditioning system and air conditioning system |
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| Publication number | Publication date |
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| CN108195047B (en) | 2020-08-18 |
| WO2019104967A1 (en) | 2019-06-06 |
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Effective date of registration: 20201102 Address after: 266101 Haier Industrial Park, Haier Road, Laoshan District, Shandong, Qingdao, China Patentee after: QINGDAO HAIER AIR CONDITIONER ELECTRIC Co.,Ltd. Patentee after: Haier Zhijia Co.,Ltd. Address before: 266101 Haier Industrial Park, Haier Road, Laoshan District, Shandong, Qingdao, China Patentee before: QINGDAO HAIER AIR CONDITIONER ELECTRIC Co.,Ltd. |