CN109458699A - Multi-connected machine defrosting method, device, storage medium, computer equipment and air-conditioning - Google Patents
Multi-connected machine defrosting method, device, storage medium, computer equipment and air-conditioning Download PDFInfo
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- CN109458699A CN109458699A CN201811324345.7A CN201811324345A CN109458699A CN 109458699 A CN109458699 A CN 109458699A CN 201811324345 A CN201811324345 A CN 201811324345A CN 109458699 A CN109458699 A CN 109458699A
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- Prior art keywords
- indoor unit
- room
- connected machine
- control method
- defrost
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Classifications
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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
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
- F24F11/41—Defrosting; Preventing freezing
- F24F11/42—Defrosting; Preventing freezing of outdoor units
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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
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/65—Electronic processing for selecting an operating mode
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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
- F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
- F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
- F24F11/77—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity by controlling the speed of ventilators
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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
- F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
- F24F11/79—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling the direction of the supplied air
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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 a kind of multi-connected machine defrosting control method, the multi-connected machine includes indoor unit and outdoor unit.Above-mentioned control method, by determining that the multi-connected machine meets defrost condition, the indoor unit that control is now in unmanned room is opened and the heating operation t time, and the temperature in the unmanned room is made to be increased to certain value, and control later enters defrost pattern operation in the indoor unit in unmanned room.The refrigerant being in the heat exchanger of the indoor unit in unmanned room exchanges heat in the unmanned room, refrigerant rapid, high volume heat absorption from the unmanned room is used for the defrost of the outdoor unit, to accelerate defrost process, shortens the defrost time, improve the comfort of user.
Description
Technical field
The present invention relates to air-conditioning technical field, more particularly to a kind of multi-connected machine defrosting method, device, computer equipment,
Storage medium and air-conditioning.
Background technique
It is larger that multi-gang air-conditioner unit is in humidity, the lower environment of temperature.Condenser meeting frosting when heating operation, with
The accumulation of time, condenser frost layer can be increasingly thicker, so that condenser heat exchange is affected, the final heating effect for influencing air-conditioning
Fruit.Air-conditioner set all has defrost pattern thus, defrosts when frost layer is thicker.
But current multi-line system defrost is slow, the defrost time is long, and the usage comfort of user is poor.
Summary of the invention
The present invention is slow for existing multi-line system defrost, and the defrost time is long, the poor problem of the usage comfort of user,
A kind of multi-connected machine defrosting control method that can accelerate defrost process, shorten the defrost time is provided.
A kind of multi-connected machine defrosting control method, the control method include:
Determine that the multi-connected machine meets defrost condition；
The indoor unit that control is now in unmanned room is opened and the heating operation t time；
Control enters defrost pattern operation in the indoor unit in unmanned room.
In one of the embodiments, in unmanned room indoor unit within the heating operation t time, control wind deflector with
The angle of vertical direction is α, and the angle α is determined according to the position of air outlet.
It is located at the air-conditioning on room top for the air outlet in one of the embodiments, the angle α is more than or equal to
90 degree.
It is located at the air-conditioning of room lower part for the air outlet in one of the embodiments, the angle α is less than or equal to
90 degree.
The heating operation t time is so that the temperature in the unmanned room increases 3 DEG C to 5 in one of the embodiments,
Time required for DEG C.
The control enters defrost pattern operation in the indoor unit in unmanned room in one of the embodiments,
Step further include:
The blower of the indoor unit of the control in unmanned room is opened.
The revolving speed for controlling the blower in one of the embodiments, is middle-grade or high-grade revolving speed.
The control method in one of the embodiments, further include:
After defrost, indoor unit shutdown or heating operation of the control in unmanned room are for a period of time.
A kind of multi-connected machine defrosting control device, comprising:
Judgment module, the judgment module judge whether the multi-connected machine meets defrost condition；
Control module, the control module control according to the judging result of the judgment module and are now in unmanned room
Indoor unit open and the heating operation t time after, control in unmanned room the indoor unit enter defrost pattern operation.
A kind of storage medium comprising computer executable instructions, the computer executable instructions are by computer disposal
For executing the defrosting control method as described in any of the above-described technical solution when device executes.
A kind of computer equipment can be run on a memory and on a processor including memory, processor and storage
Computer program, the processor realize the defrosting control side as described in any of the above-described technical solution when executing described program
Method.
A kind of multi-gang air-conditioner, the multi-gang air-conditioner use multi-connected machine defrosting control device as described above.
Above-mentioned technical proposal at least generates following technical effect:
Multi-connected machine defrosting control method of the invention, when determining that the multi-connected machine meets defrost condition, control is now in
The indoor unit in unmanned room is opened and the heating operation t time, so that the temperature in the unmanned room is increased to certain value, for the unmanned room
Between indoor unit enter defrost pattern operation when refrigerant heat absorption be ready, later control be in unmanned room the interior
Machine enters defrost pattern operation.This be in the refrigerant in the heat exchanger of the indoor unit in unmanned room in the unmanned room into
Row heat exchange, refrigerant rapid, high volume heat absorption from the unmanned room are used for the defrost of the outdoor unit, to accelerate defrost process, contract
The short defrost time, improve the comfort of user.
Detailed description of the invention
The attached drawing constituted part of this application is used to provide further understanding of the present invention, schematic reality of the invention
It applies example and its explanation is used to explain the present invention, do not constitute improper limitations of the present invention.
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing.
Fig. 1 is the control flow chart of the multi-connected machine defrosting control method of one embodiment of the invention；
Fig. 2 is the multi-online air-conditioning system schematic diagram of one embodiment of the invention；
Fig. 3 is that refrigerant of the multi-online air-conditioning system of one embodiment of the invention at the defrost stage flows to schematic diagram；
Fig. 4 be one embodiment of the invention multi-online air-conditioning system when meeting defrost condition in unmanned room top
Schematic diagram is arranged in the wind deflector of indoor unit, for illustrating the angle between wind deflector and vertical direction；
Fig. 5 be one embodiment of the invention multi-online air-conditioning system when meeting defrost condition in unmanned room lower part
Schematic diagram is arranged in the wind deflector of indoor unit, for illustrating the angle between wind deflector and vertical direction.
Description of symbols:
Indoor unit 100
Electric expansion valve 110
Indoor fan 120
Indoor heat exchanger 130
Outdoor unit 200
Compressor 210
Gas-liquid separator 220
Four-way valve 230
Outdoor heat exchanger 240
Outdoor fan 250
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It is only exemplary to the description of specific embodiment below, it should be understood that herein
Described specific implementation is only used to explain the present invention, and is definitely not to the present invention and its application or the limitation of usage.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.On the contrary, when element is referred to as " directly existing " another element "upper",
There is no intermediary elements.On the contrary, intermediary element is not present when element is connect referred to as " direct " with another element.This paper institute
The term "vertical", "horizontal", "left" and "right" used and similar statement are for illustrative purposes only.
In the description of the present invention, it is to be understood that, term " length ", " width ", " thickness ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "top", "bottom", "inner", "outside" is based on the figure
Orientation or positional relationship is merely for convenience of description of the present invention and simplification of the description, rather than the device of indication or suggestion meaning or
Element must have a particular orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.
Fig. 1 and Fig. 2 are please referred to, one embodiment of the invention provides a kind of multi-online air-conditioning system.The multi-gang air-conditioner system
System includes indoor unit and outdoor unit.When the indoor unit includes that the multi-line system meets defrost condition, it is in someone room
Indoor unit and indoor unit in unmanned room.Indoor unit in room in nobody can be the multi-connected machine system
When system meets defrost condition, the indoor unit in the indoor unit in the bedroom in nobody or the non-bedroom in nobody.In having
The indoor unit in people room, when can be the multi-line system and meeting defrost condition, indoor unit in the bedroom in someone or
Person is in the indoor unit in the non-bedroom of someone.When the multi-line system meets defrost condition, the interior in someone room
Machine and indoor unit in unmanned room can be judged according to period and indoor unit position, naturally it is also possible to according to other ginsengs
Number is judged.Optionally, the indoor unit in unmanned room can be, when multi-connected machine meets defrost condition, in sleeping
It sleeps period 00:00-7:00 and the indoor unit in parlor, dining room, kitchen, study etc., is now in the interior in unmanned room
Machine is in off-mode.The indoor unit in someone room can be, when multi-connected machine meets defrost condition, when in sleep
Between section 00:00-7:00, and the indoor unit in bedroom etc., the indoor unit for being now in someone room be in heating mode and run.
Fig. 2 and Fig. 3 are please referred to, optionally, the multi-line system air-conditioning that one embodiment of the invention provides, including three interiors
Machine 100 and an outdoor unit 200.Three indoor units 100 are arranged in parallel and share the outdoor unit 200.When described
When multi-line system meets defrost condition, at least one in three indoor units 100 is the indoor unit in unmanned room,
Remaining is the indoor unit in someone room.Each described indoor unit include electric expansion valve 110, indoor fan 120 with
And indoor heat exchanger 130.The outdoor unit 200 includes compressor 210, gas-liquid separator 220, four-way valve 230, outdoor heat exchanger
240 and outdoor fan 250.Multi-gang air-conditioner includes cooling operation mode and heating operation mode, and multi-gang air-conditioner is freezing
When being run under mode, refrigerant flow direction such as refrigeration arrow instruction in refrigeration arrow instruction in Fig. 2 and such as Fig. 3, from 210 row of compressor
The high temperature and pressure cold media gas of port discharge, after four-way valve 230, into outdoor heat exchanger 240, (heat exchanger at this time is condensation
Device) heat exchange, cryogenic liquid refrigerant after heat exchange enters the room machine 100 by electric expansion valve 110, later heat exchanger indoors
Heat exchange in 130 (heat exchanger at this time is evaporator), becomes gaseous coolant, gaseous coolant is through four-way valve 230 and gas after heat exchange
The air inlet for entering compressor 210 after liquid/gas separator 220 completes a circulation.When multi-gang air-conditioner is run in a heating mode
When, refrigerant flow direction such as heating arrow instruction in Fig. 2, the high temperature and pressure cold media gas being discharged from 210 exhaust outlet of compressor, through four-way
Valve 230 enters the room machine 100, becomes liquid refrigerants after heat exchange in heat exchanger 130 (being at this time condenser) indoors, through electronics
Enter outdoor unit 200 after expansion valve 110, in the outdoor heat exchanger 240 (being at this time evaporator) after heat exchange, through four-way valve 230 with
And gas-liquid separator 220 enters the air inlet of compressor 210, completes a circulation.
As shown in Figure 1, being based on above-mentioned multi-online air-conditioning system, the present invention provides a kind of multi-connected machine defrosting control method, wraps
Include following steps:
Determine that the multi-connected machine meets defrost condition；
The indoor unit that control is now in unmanned room is opened and the heating operation t time, and that opens at this time is in unmanned room
Between indoor unit it is either one or more, in order to accelerate defrost process, the indoor unit in unmanned room will be now in
It is all turned on；
Control enters defrost pattern operation in the indoor unit in unmanned room.
When determining that the multi-connected machine meets defrost condition, the indoor unit positioned at unmanned room is in shutdown status.Positioned at having
The indoor unit in people room is in heating mode operation.
Mature multi-online air-conditioning system has the defrost condition of oneself, is detected by defrost temperature sensing package
Temperature and environment temperature is comprehensive carries out judgement and obtain.
When general multi-connected machine enters defrost pattern, the electric expansion valve of indoor unit is opened and fan parking, that is, is in nothing
The electric expansion valve of the indoor unit in people room and the indoor unit in someone room is switched on, and blower is all shut down.The wind of outdoor unit
Machine is also shut down.
Above-mentioned technical proposal generates following technical effect:
Multi-connected machine defrosting control method of the invention determines that the multi-connected machine meets defrost condition, and control is now in nobody
The indoor unit in room is opened and the heating operation t time, so that the temperature in the unmanned room is increased to certain value, for the unmanned room
Indoor unit enter defrost pattern operation when refrigerant heat absorption is ready, later control in unmanned room the indoor unit into
Enter defrost pattern operation.The refrigerant being in the heat exchanger of the indoor unit in unmanned room is changed in the unmanned room
Heat, refrigerant rapid, high volume heat absorption from the unmanned room is used for the defrost of the outdoor unit, to accelerate defrost process, shortening
The white time improves the comfort of user.
The heating operation t time mainly determines according to the temperature increase in unmanned room.Optionally, the heating fortune
The row t time is so that the time required for 3 DEG C to 5 DEG C of the temperature raising in the unmanned room.Of course, the heating operation t time
It can be by user's sets itself.
In one of the embodiments, in unmanned room indoor unit within the heating operation t time, control wind deflector with
The angle of vertical direction is α, and the angle α is determined according to the position of air outlet.As shown in figure 4, for the air outlet
The air ports such as the air-conditioning positioned at room top, such as wall-hanger, air-cooled ducted air conditioner are in the air-conditioning on room top, and the wind deflector level is set
It sets or is obliquely installed upwards.The angle α of the wind deflector and vertical direction is more than or equal to 90 degree, i.e., the described wind deflector and level side
To angle be more than or equal to 0 degree.Optionally, the wind deflector is horizontally disposed or is obliquely installed upwards relative to horizontal direction, with
The range of the angle of horizontal direction is 0 degree -30 and spends that the range of the angle α of that is, described wind deflector and vertical direction is 90 degree -120
Degree.The wind deflector is horizontally disposed or is obliquely installed upwards relative to horizontal direction, it is therefore intended that heat is all gathered in room
Between top, when outdoor unit carries out defrost, refrigerant in the heat exchanger of the indoor unit in unmanned room can directly from
This partial heat is drawn on room top, to shorten the defrost time, improves defrost efficiency.
It is in as shown in figure 5, being located at the air ports such as the air-conditioning, such as seat on-hook, cabinet-type air conditioner of room lower part for the air outlet
The air-conditioning of room lower part, the wind deflector is horizontally disposed or tilts down setting.The i.e. described wind deflector it is horizontally disposed or relative to
Horizontal direction tilts down setting, and the angle α of the wind deflector and vertical direction is less than or equal to 90 degree.Optionally, the wind-guiding
Plate tilts down setting, and the range with the angle of horizontal direction is 0 degree of -30 degree, the i.e. model of the angle α of wind deflector and vertical direction
It encloses and is spent for 60 degree -90.The wind deflector is horizontally disposed or tilts down setting relative to horizontal direction, it is therefore an objective to arrange heat
It is described to be in unmanned room when convenient outer machine defrost so that heat stays in room lower part to room close to the space of bottom plate
Refrigerant in the heat exchanger of indoor unit directly absorbs heat close to the space of bottom plate from room, to shorten defrost time, raisingization
White efficiency.Optionally, it when the indoor unit in unmanned room enters defrost pattern operation, controls this and is in unmanned room
The blower of the indoor unit is opened.
Optionally, blower is opened when the indoor unit in unmanned room enters defrost pattern operation, blower opens energy
Enough accelerate indoor air convection, is exchanged heat with accelerating the heat exchanger of the indoor unit in unmanned room with ambient enviroment.
Further, the revolving speed for controlling the blower is middle-grade or high-grade revolving speed.The indoor unit for being now in unmanned room is in heating
Mode operation, blower rotation under middle-grade or high-grade revolving speed promote forced convertion, accelerate the indoor unit for being in unmanned room
Convection current ventilation is carried out with local environment, is changed with accelerating the heat exchanger of the indoor unit in unmanned room with ambient enviroment
Heat, the refrigerant in the heat exchanger of the indoor unit in unmanned room are quickly absorbed from unmanned room locating for the indoor unit
Heat is used for the defrost of the outdoor unit, to accelerate defrost process, shortens the defrost time.
Continuing with referring to Fig. 1, the control method in one of the embodiments, further include:
After defrost, the control indoor unit shutdown or heating operation in unmanned room is for a period of time.If
Environment locating for the indoor unit in unmanned room does not have temperature requirements to be shut off, if the room in unmanned room
Environment locating for interior machine have temperature requirements with regard to heating operation for a period of time so that the temperature in the unmanned room be returned to as former state, i.e.,
The temperature in unmanned room when multi-line system meets defrost condition.
A kind of multi-connected machine defrosting control device, comprising:
Judgment module, the judgment module judge whether the multi-connected machine meets defrost condition；
Control module, the control module control according to the judging result of the judgment module and are now in unmanned room
Indoor unit open and the heating operation t time after, control in unmanned room the indoor unit enter defrost pattern operation.
Specific restriction about multi-connected machine defrosting control device may refer to above for multi-connected machine defrosting control method
Restriction, details are not described herein.The modules of above-mentioned multi-connected machine defrosting control device can be fully or partially through software, hardware
And combinations thereof realize.Above-mentioned each module can be embedded in the form of hardware or independently of in the processor in computer equipment,
It can be stored in a software form in the memory in computer equipment, execute the above modules pair in order to which processor calls
The operation answered.The multi-connected machine defrosting control device uses multi-connected machine defrosting control method as described above.Due to the multi-connected machine
Defrosting control device uses the multi-connected machine defrosting control method of above-described embodiment, so the multi-connected machine defrosting control device is by more
Online defrosting control method bring beneficial effect please refers to above-described embodiment.
A kind of storage medium comprising computer executable instructions is stored thereon with computer program, computer program quilt
Processor performs the steps of when executing
Determine that the multi-connected machine meets defrost condition；
The indoor unit that control is now in unmanned room is opened and the heating operation t time；
Control enters defrost pattern operation in the indoor unit in unmanned room.
A kind of computer equipment can be run on a memory and on a processor including memory, processor and storage
Computer program, processor perform the steps of when executing computer program
Determine that the multi-connected machine meets defrost condition；
The indoor unit that control is now in unmanned room is opened and the heating operation t time；
Control enters defrost pattern operation in the indoor unit in unmanned room.
Above-mentioned computer equipment and computer storage medium determine that the multi-connected machine meets defrost condition, and control is located at this time
Indoor unit in unmanned room is opened and the heating operation t time, so that the temperature in the unmanned room is increased to certain value, controls later
The indoor unit in unmanned room enters defrost pattern operation.This is in the heat exchanger of the indoor unit in unmanned room
Interior refrigerant exchanges heat in the unmanned room, and refrigerant rapid, high volume heat absorption from the unmanned room is used for the outdoor unit
Defrost shortens the defrost time, improves the comfort of user to accelerate defrost process.
A kind of multi-gang air-conditioner, the multi-gang air-conditioner use multi-connected machine defrosting control device as described above.
Due to the multi-gang air-conditioner use above-described embodiment multi-connected machine defrosting control device, so the multi-gang air-conditioner by
Multi-connected machine defrosting control device bring beneficial effect please refers to above-described embodiment.
Multi-connected machine defrosting control method of the invention determines that the multi-connected machine meets defrost condition, and control is now in nothing
The indoor unit in people room is opened and the heating operation t time, and the temperature in the unmanned room is made to be increased to certain value, and control is in later
The indoor unit in unmanned room enters defrost pattern operation.This is in the heat exchanger of the indoor unit in unmanned room
Refrigerant exchanges heat in the unmanned room, and refrigerant rapid, high volume heat absorption from the unmanned room is used for the change of the outdoor unit
Frost shortens the defrost time, improves the comfort of user to accelerate defrost process.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (12)
1. a kind of multi-connected machine defrosting control method, which is characterized in that the control method includes:
Determine that the multi-connected machine meets defrost condition；
The indoor unit that control is now in unmanned room is opened and the heating operation t time；
Control enters defrost pattern operation in the indoor unit in unmanned room.
2. multi-connected machine defrosting control method according to claim 1, which is characterized in that the indoor unit in unmanned room exists
In the heating operation t time, the angle for controlling wind deflector and vertical direction is α, and the angle α carries out true according to the position of air outlet
It is fixed.
3. multi-connected machine defrosting control method according to claim 2, which is characterized in that be located at room for the air outlet
The air-conditioning on top, the angle α are more than or equal to 90 degree.
4. multi-connected machine defrosting control method according to claim 2, which is characterized in that be located at room for the air outlet
The air-conditioning of lower part, the angle α are less than or equal to 90 degree.
5. multi-connected machine defrosting control method according to claim 1, which is characterized in that the heating operation t time is to make
Obtain the time required for 3 DEG C to 5 DEG C of the temperature raising in the unmanned room.
6. multi-connected machine defrosting control method according to claim 1, which is characterized in that the control is in unmanned room
The indoor unit enters the step of defrost pattern operation further include:
The blower of the indoor unit of the control in unmanned room is opened.
7. multi-connected machine defrosting control method according to claim 6, which is characterized in that the revolving speed for controlling the blower is
Shelves or high-grade revolving speed.
8. multi-connected machine defrosting control method according to claim 1, which is characterized in that the control method further include:
After defrost, indoor unit shutdown or heating operation of the control in unmanned room are for a period of time.
9. a kind of multi-connected machine defrosting control device characterized by comprising
Judgment module, the judgment module judge whether the multi-connected machine meets defrost condition；
Control module, the control module control the room for being now in unmanned room according to the judging result of the judgment module
Interior machine was opened and after the heating operation t time, and control enters defrost pattern operation in the indoor unit in unmanned room.
10. a kind of storage medium comprising computer executable instructions, which is characterized in that the computer executable instructions by
For executing defrosting control method as claimed in any of claims 1 to 8 in one of claims when computer processor executes.
11. a kind of computer equipment including memory, processor and stores the meter that can be run on a memory and on a processor
Calculation machine program, which is characterized in that the processor is realized as described in any one of claim 1 to 8 when executing described program
Defrosting control method.
12. a kind of multi-gang air-conditioner, which is characterized in that the multi-gang air-conditioner uses multi-connected machine as claimed in claim 9
White control device.
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| CN201811324345.7A CN109458699B (en) | 2018-11-08 | 2018-11-08 | Multi-online defrosting method and device, storage medium, computer equipment and air conditioner |
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| CN201811324345.7A CN109458699B (en) | 2018-11-08 | 2018-11-08 | Multi-online defrosting method and device, storage medium, computer equipment and air conditioner |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110567100A (en) * | 2019-09-04 | 2019-12-13 | 青岛海信日立空调系统有限公司 | Multi-split air conditioner defrosting control method and multi-split air conditioner |
| CN111043712A (en) * | 2019-12-06 | 2020-04-21 | 珠海格力电器股份有限公司 | Defrosting control method and system for heating mode of air conditioner and air conditioner |
| JPWO2020213130A1 (en) * | 2019-04-18 | 2020-10-22 | ||
| CN112665116A (en) * | 2019-10-16 | 2021-04-16 | 广东美的制冷设备有限公司 | Multi-online defrosting method and device, multi-online air conditioning system and readable storage medium |
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