CN109084412A - A kind of control method and air conditioner of air conditioner - Google Patents
A kind of control method and air conditioner of air conditioner Download PDFInfo
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- CN109084412A CN109084412A CN201810967379.1A CN201810967379A CN109084412A CN 109084412 A CN109084412 A CN 109084412A CN 201810967379 A CN201810967379 A CN 201810967379A CN 109084412 A CN109084412 A CN 109084412A
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- chassis
- ice
- condenser
- temperature
- air conditioner
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- 238000000034 method Methods 0.000 title claims abstract description 29
- 239000003507 refrigerant Substances 0.000 claims abstract description 47
- 239000002826 coolant Substances 0.000 claims description 12
- 238000001514 detection method Methods 0.000 description 9
- 238000004378 air conditioning Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 5
- 230000005494 condensation Effects 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- -1 At this point Substances 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000001914 calming effect Effects 0.000 description 1
- 230000004087 circulation Effects 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000010257 thawing Methods 0.000 description 1
Classifications
-
- 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
-
- 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
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/61—Control or safety arrangements characterised by user interfaces or communication using timers
-
- 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
- F24F11/64—Electronic processing using pre-stored data
-
- 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
-
- 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
- F25B47/00—Arrangements for preventing or removing deposits or corrosion, not provided for in another subclass
- F25B47/02—Defrosting cycles
- F25B47/022—Defrosting cycles hot gas defrosting
- F25B47/025—Defrosting cycles hot gas defrosting by reversing the cycle
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Thermal Sciences (AREA)
- Signal Processing (AREA)
- Fuzzy Systems (AREA)
- Mathematical Physics (AREA)
- Human Computer Interaction (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The present invention provides a kind of control method of air conditioner and air conditioner, the control method of air conditioner, air conditioner includes changing ice pipe-line system, changes ice pipe-line system close to the chassis of air conditioner, the compressor for changing ice pipe-line system and air conditioner connects；Control method is the following steps are included: obtain the icing conditions on chassis；When chassis freezes, compressor generates high temperature refrigerant, and controls high temperature refrigerant and flow to chassis by changing ice pipe-line system, to chassis ice, until chassis ice terminates.The control method and air conditioner of air conditioner of the invention can be improved the degree of safety of the chassis ice of air conditioner, not drain conditions when easily causing ice, and good reliability.
Description
Technical field
The present invention relates to air-conditioning technical field, in particular to the control method and air conditioner of a kind of air conditioner.
Background technique
It snows weather in cold district, especially winter, outdoor machine of air-conditioner chassis and condenser can freeze, and ice sheet reaches certain
After thickness, the operation of fan blade can be hindered, causes unit abnormal, can not start, work normally.Meanwhile condenser frosting, it is being switched on
A period of time system can enter defrosting, influence customer experience effect.Air-conditioning producer common at present is increased on chassis
Heat tape carries out pre- thermalization ice to unit, this solution degree of safety is not high, easily causes drain conditions, and reliability is bad.
Summary of the invention
In view of this, the present invention is directed to propose a kind of control method of air conditioner, the change with realization to chassis and condenser
Ice.
In order to achieve the above objectives, the technical scheme of the present invention is realized as follows:
A kind of control method of air conditioner, the air conditioner include changing ice pipe-line system, and describedization ice pipe-line system is close
The chassis of the air conditioner, describedization ice pipe-line system are connect with the compressor of the air conditioner；
The control method the following steps are included:
Obtain the icing conditions on chassis；
When chassis freezes, the compressor generates high temperature refrigerant, and controls the high temperature refrigerant and pass through describedization ice pipe
Road system flows to chassis, to the chassis ice, until the chassis ice terminates.
It further, further include the icing conditions for obtaining condenser, when condenser freezes, in the chassis ice knot
Shu Hou controls the high temperature refrigerant and flows to the compressor, and high temperature and high pressure gas, the high temperature and pressure gas is discharged in the compressor
Body is flowed out by four-way valve to the condenser ice.
Further, the icing conditions for obtaining the chassis, comprising the following steps:
Detect the temperature on the chassis；
According to the temperature on the chassis and preset temperature T1Comparison；
As the chassis temperature≤preset temperature T1When, determine that the chassis freezes, otherwise determines that the chassis does not freeze.
Further, the icing conditions for obtaining the condenser, comprising the following steps:
Detect the temperature of the condenser；
According to the condenser temperature and preset temperature T3Comparison；
As the condenser temperature≤preset temperature T3When, determine that the condenser freezes, otherwise determines the condenser
It does not freeze.
Further, as the chassis temperature > preset temperature T1And the condenser temperature > preset temperature T3When, control institute
Air conditioner is stated normally to heat.
Further, in the ice to chassis further include:
Detect the chassis temperature when chassis ice；
Chassis temperature and preset temperature T when by the chassis ice2Comparison；
Chassis temperature when the chassis ice reaches preset temperature T2And the chassis temperature when chassis ice reaches
The preset temperature T2Duration reach t1When, the chassis ice terminates.
Further, in the ice to condenser further include:
Detect the condenser temperature when condenser ice；
Condenser temperature and preset temperature T when by the condenser ice4Comparison；
Condenser temperature when the condenser ice reaches preset temperature T4And the condenser when condenser ice
Temperature reaches preset temperature T4Duration reach t2When, the condenser ice terminates.
Compared with the existing technology, the control method of air conditioner of the present invention has the advantage that
The control method of air conditioner of the present invention flows the high temperature refrigerant that compressor generates in changing ice pipe-line system
It is dynamic, it can be good to air conditioner chassis progress ice, while after air conditioner chassis ice, control high temperature refrigerant flow direction
Compressor, compressor, which generates high temperature and high pressure gas, can be improved chassis and the condensation of air conditioner to condenser progress ice with this
The degree of safety of device ice, not drain conditions when easily causing ice, and good reliability.
Another object of the present invention is to propose a kind of air conditioner, can be realized the change ice to chassis and condenser.
In order to achieve the above objectives, the technical scheme of the present invention is realized as follows:
A kind of air conditioner, comprising:
Change ice pipe-line system, describedization ice pipe-line system is arranged close to the chassis of the air conditioner, describedization ice pipeline system
System is connect with the compressor of the air conditioner, so that the high temperature refrigerant that the compressor generates is leaned on by describedization ice pipe-line system
The nearly chassis, to the chassis ice；
Controller system is used to control the high temperature refrigerant when the chassis freezes and flow to the chassis, and/or,
When the condenser freezes, controls the high temperature refrigerant and flow to the compressor, high temperature and high pressure gas, institute is discharged in the compressor
High temperature and high pressure gas is stated to flow out by four-way valve to the condenser ice.
Further, further includes:
Chassis temperature sensor is set on the chassis, for detecting the temperature on the chassis and being sent to the control
Device system processed；The controller system is also used to the temperature on the chassis and preset temperature T1Comparison, judges that the chassis is
No icing, and/or, by the temperature on the chassis and preset temperature T2Comparison, judges whether the chassis is changed ice and terminated；
Condenser temperature sensor is set on the condenser, for detecting the temperature of the condenser and being sent to
The controller system；The controller system is also used to the temperature of the condenser and preset temperature T3Comparison, judges institute
State whether condenser freezes, and/or, by the temperature of the condenser and preset temperature T4Whether comparison, judge the condenser
Changing ice terminates.
Further, describedization ice pipe-line system includes heat-conducting plate and pipeline, and the heat-conducting plate includes U-typed card slot, institute
It states pipeline to be located in the U-typed card slot of the heat-conducting plate, offers heat release hole on the heat-conducting plate.
Further, describedization ice pipe-line system further includes coolant distribution device, is provided with signal on the coolant distribution device
Sensor and slide plate, the controller system control the sliding of slide plate on the coolant distribution device by signal transducer, with control
Make the flow direction of the high temperature refrigerant.
Possessed advantage is identical compared with the existing technology with the control method of above-mentioned air conditioner for the air conditioner, herein not
It repeats again.
Detailed description of the invention
The attached drawing for constituting a part of the invention 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.In the accompanying drawings:
Fig. 1 is the flow chart of the control method of air conditioner described in the embodiment of the present invention；
Fig. 2 is the structural schematic diagram of air conditioner described in the embodiment of the present invention；
Fig. 3 is the change ice pipe-line system structural schematic diagram of air conditioner described in the embodiment of the present invention；
Fig. 4 is the coolant distribution device structural schematic diagram of air conditioner described in the embodiment of the present invention；
Fig. 5 is chassis of embodiment of the present invention ice control logic schematic diagram；
Fig. 6 is condenser of embodiment of the present invention ice control logic schematic diagram attached drawing.
Description of symbols:
1- blower fan system, 2- controller system, 3-ization ice pipe-line system, 31- heat-conducting plate, 311- heat release hole, 32- pipeline,
321- branch line, 33- coolant distribution device, 331- signal transducer, 332- slide plate, the chassis 4-, 5- compressor, 6- main line.
Specific embodiment
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
Embodiment one
As shown in Fig. 1,2,5 and 6, the invention proposes a kind of control method of air conditioner, air conditioner includes changing ice pipeline
System 3 changes ice pipe-line system 3 close to the chassis of air conditioner 4, changes ice pipe-line system 3 and connect with the compressor 5 of air conditioner；
Control method the following steps are included:
The icing conditions on S1 acquisition chassis 4；
For S2 when chassis 4 freezes, compressor 5 generates high temperature refrigerant, and controls high temperature refrigerant and flowed by changing ice pipe-line system 3
To chassis 4, ice is changed to chassis 4, until chassis 4 is changed ice and terminated.
In the present embodiment, when air conditioner is opened, and detects that the chassis 4 of air conditioner freezes, air conditioner starts the bottom of to
The compressor 5 of the change ice program of disk 4, air conditioner starts, and the blower fan system 1 of air conditioner stops, and compressor 5 generates high temperature refrigerant,
At this point, air conditioner control high temperature refrigerant passes through height by changing the flow direction of ice pipe-line system 3 close to the position on the chassis of air conditioner 4
The heat that warm refrigerant distributes can be improved the degree of safety that ice is changed on chassis 4 to chassis progress ice, with this, not easily cause electric leakage feelings
Condition, and good reliability.
The icing conditions for obtaining condenser are further comprised the steps of: in the present embodiment, when condenser freezes, are changed on chassis 4
After ice, control high temperature refrigerant flows to compressor 5, and high temperature and high pressure gas is discharged in compressor 5, and high temperature and high pressure gas passes through four-way
Valve is flowed out to condenser ice.
Changing ice when the chassis of air conditioner 4 terminates, and when condenser freezes, controls the flow direction of high temperature refrigerant, high temperature refrigerant from
Change in ice pipe-line system 3 and flow to compressor 5, by high temperature refrigerant, compressor 5 is discharged high temperature and high pressure gas and enters the four of air conditioner
Port valve, four-way valve power down, the high temperature and high pressure gas that compressor 5 is discharged, into condenser, are discharged by four-way valve with completing compressor 5
High temperature and high pressure gas can be improved the degree of safety of condenser ice with this to condenser ice, not easily cause drain conditions, and can
It is good by property.
When condenser ice terminates, four-way valve is re-powered, and the blower fan system 1 of air conditioner starts, and control air conditioner is normal
Heating.
In the present embodiment, the icing conditions on chassis 4 are obtained, comprising the following steps:
The temperature on S101 detection chassis 4；
S102 is according to the temperature on chassis and preset temperature T1Comparison；
S103 works as chassis temperature≤preset temperature T1When, determine that chassis 4 freezes, otherwise determines that chassis 4 does not freeze.
In step sl, 4 progress ice of chassis is changed to chassis 4 in the present embodiment when chassis 4 freezes
It further include the icing conditions for obtaining chassis 4 before ice, according to the ice condition for determining chassis 4, to decide whether to carry out chassis 4
Change ice.
The chassis temperature for being detected, and being will test by the temperature to chassis 4 and a preset temperature T1Comparison, when sentencing
Determine chassis temperature≤preset temperature T1When, judge that chassis 4 freezes, it, being capable of icing shape to chassis 4 with this when air conditioner starts
Condition is identified and is judged.
Meanwhile obtaining the icing conditions of condenser, comprising the following steps:
The temperature of S201 detection condenser；
S202 is according to the temperature of condenser and preset temperature T3Comparison；
S203 works as condenser temperature≤preset temperature T3When, determine that condenser freezes, otherwise determines that condenser does not freeze.
When condenser freezes to condenser progress ice, in the present embodiment, before to condenser progress ice, also wrap
The icing conditions for obtaining condenser are included, according to the ice condition for determining condenser, to decide whether to condenser progress ice.
The condenser temperature and a preset temperature T for being detected, and being will test by the temperature to condenser3Comparison,
As judgement condenser temperature≤preset temperature T3When, judge that condenser freezes, it, can be to condenser with this when air conditioner starts
Icing conditions identified and judged.
With this detection by carrying out temperature to condenser and chassis 4, chassis 4 and condenser can be more accurately determined
Ice condition, so as to be fed back to the more accurate icing conditions of controller system 2, to preferably control to chassis 4 and cold
The change ice of condenser.
In the present embodiment, preset temperature T1With preset temperature T3It is specific choice according to the actual situation, with to being examined
Measured value compares judgement, it is not limited here.
Embodiment two
Such as a kind of control method of above-mentioned air conditioner, the present embodiment is different from place and is, when chassis temperature > default
Temperature T1And condenser temperature > preset temperature T3When, control air conditioner normally heats.
In the present embodiment, when detecting chassis temperature > preset temperature T1Show that chassis 4 does not freeze at this time, air-conditioning is not required to
It carries out chassis 4 and changes ice processing, in turn, the temperature of condenser is detected and judged, if it is determined that condenser temperature≤default
Temperature T3When, then condenser progress ice is handled, and compressor 5 generates high temperature refrigerant, and is discharged to condensation by four-way valve
Device, with this to condenser ice, if it is determined that condenser temperature > preset temperature T3Then condenser does not freeze at this time, at this time four-way valve
It powers on, compressor 5 starts, and blower fan system 1 starts, and the high temperature and high pressure gas that compressor 5 is discharged is by four-way valve, into air conditioner
The evaporator of interior machine, control air conditioner normally heat.
In the judgement of the icing conditions to condenser and chassis 4, by condenser and 4 temperature of chassis and default temperature
Spend T1And T3It compares, when condenser and chassis 4 freeze, the operation of taking ice, when condenser and chassis 4 do not freeze, i.e.,
The normal running operation that can carry out air-conditioning once can flexibly control the operation of air-conditioning.
Embodiment three
Such as a kind of control method of above-mentioned air conditioner, the present embodiment is different from place and is, when changing ice to chassis 4
Further include:
S110 detects chassis temperature when ice is changed on chassis 4；
Chassis temperature and preset temperature T when S120 is by the change ice of chassis 42Comparison；
Chassis temperature when ice is changed on the chassis S130 4 reaches preset temperature T2And the chassis temperature when change ice of chassis 4 reaches pre-
If temperature T2Duration reach t1When, chassis 4 is changed ice and is terminated.
In the present embodiment, by detect to chassis 4 change ice when chassis temperature, and with preset temperature T2Carry out pair
Than judging whether chassis 4 is changed ice and terminated with this, the chassis temperature when ice is changed on chassis 4 reaches preset temperature T2, and the state is held
The continuous time also reaches t1When, then show that chassis 4 is changed ice and terminated, hereafter, the icing condition that can carry out condenser obtains and judgement,
And condenser ice when freezing to condenser.
During the change ice on chassis 4, by setting preset temperature T2With time t1Come with chassis 4 change ice when temperature and
Time compares, and can accurately determine very much whether chassis 4 changes ice completion, carries out more precise control to air conditioner with this.
In the present embodiment, preset temperature T2With time t1It is specific choice according to the actual situation, to institute's detected value
Judgement is compared, it is not limited here.
Example IV
Such as a kind of control method of above-mentioned air conditioner, the present embodiment is different from place and is, to condenser ice
When further include:
S210 detects condenser temperature when condenser ice；
Condenser temperature and preset temperature T when S220 is by condenser ice4Comparison；
Condenser temperature when S230 condenser ice reaches preset temperature T4And condenser temperature when condenser ice
Reach preset temperature T4Duration reach t2When, condenser ice terminates.
In the present embodiment, by detecting condenser temperature when to condenser ice, and with preset temperature T4It carries out
Comparison, judges whether condenser is changed ice and terminated with this, the condenser temperature when condenser ice reaches preset temperature T4, and should
State duration also reaches t2When, it can assert that condenser ice terminates, four-way valve re-powers at this time, the blower of air conditioner
System 1 starts, and air conditioner can normal heating operation.
During the change ice of condenser, by setting preset temperature T4With time t2Come and temperature when condenser ice
And the time compares, and can accurately determine very much whether condenser changes ice completion, carries out more accurate control to air conditioner with this
System.
In the present embodiment, preset temperature T4With time t2It is specific choice according to the actual situation, to institute's detected value
Judgement is compared, it is not limited here.
Embodiment five
Such as a kind of control method of above-mentioned air conditioner, the present embodiment is different from place and is, detects multiple on chassis 4
The temperature in multiple orientation in the temperature in orientation, and detection condenser e.g. detects 4 orientation on chassis 4 in the present embodiment
The temperature in 4 orientation in temperature, and detection condenser, by being uniformly arranged multiple temperature sensing on chassis 4 and condenser
Device realizes the detection to temperature.
When obtaining the icing conditions on chassis 4, if any one chassis temperature≤preset temperature T of 4 orientation detections1
When, i.e. judgement chassis 4 freezes, and air-conditioning starts chassis ice program, to chassis progress ice, while when 4 orientation detections arrive
Chassis temperature when ice is changed on all chassis 4 reaches preset temperature T2, and, chassis temperature when all chassis ice reaches
Preset temperature T2Duration reach t1When, it could judge that chassis 4 is changed ice and terminated, 4 exiting ice of chassis.It can be more with this
Accurately judge the icing conditions on chassis 4 and change ice-like condition, realizes and ice operation more accurately control is changed to the chassis 4 of air conditioner
System.
When obtaining the icing conditions of condenser, if any one condenser temperature≤preset temperature of 4 orientation detections
T3When, i.e. judgement condenser freezes, and air-conditioning starts condenser ice program, to condenser progress ice, while when 4 orientation
Detect that condenser temperature when all condenser ice reaches preset temperature T4, and, when all condenser ice
Condenser temperature reaches preset temperature T4Duration reach t2When, it could judge that condenser ice terminates, condenser exits
Change ice.The icing conditions of condenser can be more accurately judged with this and change ice-like condition, realize the condenser to air conditioner
Ice operation more accurately control.
Embodiment six
According to the control method of above-mentioned air conditioner, the invention proposes a kind of air conditioners, include: as shown in figures 2-6
Change ice pipe-line system 3, changes ice pipe-line system 3 and be arranged close to the chassis of air conditioner 4, change ice pipe-line system 3 and air-conditioning
The compressor 5 of device connects, so that the high temperature refrigerant that compressor 5 generates changes chassis 4 by changing ice pipe-line system 3 close to chassis 4
Ice；
Controller system 2 is used for when chassis 4 freezes, and control high temperature refrigerant flows to chassis 4, and/or, in condenser knot
When ice, control high temperature refrigerant flows to compressor 5, and high temperature and high pressure gas is discharged in compressor 5, and high temperature and high pressure gas passes through four-way valve stream
Out to condenser ice.
Air conditioner according to the present invention, when chassis 4 freezes, controller system 2 controls high temperature refrigerant by changing ice pipeline
System 3 flows to the position close to chassis 4, and ice is heated and changed to chassis 4 by the effect of high temperature refrigerant with this, is being condensed
When device freezes, controller system 2 controls high temperature refrigerant and flows to compressor 5 by changing ice pipe-line system 3, and high temperature is discharged in compressor 5
High pressure gas flows to condenser by four-way valve, with this to condenser ice.Can be more preferable with this, it is more acurrate by controlling high temperature
The flow direction of refrigerant is to improve the degree of safety on chassis and condenser ice, not easily cause electric leakage to chassis 4 and condenser progress ice
Situation, and good reliability.
It further, further include that chassis temperature sensor is set on chassis 4, and the temperature for detecting chassis 4 is concurrent
Give controller system 2；Controller system 2 is also used to the temperature on chassis and preset temperature T1Comparison, judges whether chassis 4 ties
Ice, and/or, by the temperature on chassis and preset temperature T2Comparison, judges whether chassis 4 is changed ice and terminated, wherein when the temperature on chassis
≤ preset temperature T1When, chassis 4 freezes, and the temperature on the chassis when ice is changed on chassis 4 reaches preset temperature T2And when the change ice of chassis 4
The temperature on chassis reach preset temperature T2Duration reach t1When, chassis 4 is changed ice and is terminated.
It further, further include that condenser temperature sensor is set on condenser, for detecting condenser temperature simultaneously
It is sent to controller system 2；Controller system 2 is also used to the temperature of condenser and preset temperature T3Comparison, judges condenser
Whether freeze, and/or, by the temperature of condenser and preset temperature T4Comparison, judges whether condenser is changed ice and terminated, wherein when
The temperature of condenser≤preset temperature T3When, condenser freezes, and the temperature of the condenser when condenser ice reaches default temperature
Spend T4And the temperature of condenser when condenser ice reaches preset temperature T4Duration reach t2When, condenser ice knot
Beam.
During the change ice on chassis 4, by setting preset temperature T2With time t1Come with chassis 4 change ice when temperature and
Time compares, and can accurately determine very much whether chassis 4 changes ice completion, carries out more precise control to air conditioner with this,
During the change ice of condenser, by setting preset temperature T4With time t2Come with temperature and time when condenser ice into
Row comparison, can accurately determine whether condenser changes ice completion very much, carry out more precise control to air conditioner with this.
When condenser ice terminates, four-way valve is re-powered, and the blower fan system 1 of air conditioner starts, and air conditioner normally heats
Operation.
Embodiment seven
Such as a kind of above-mentioned air conditioner, the present embodiment is different from place and is, wraps as shown in figure 3, changing ice pipe-line system 3
Heat-conducting plate 31 and pipeline 32 are included, heat-conducting plate 31 includes U-typed card slot, and pipeline 32 is located in the U-typed card slot of heat-conducting plate 31, thermally conductive
Heat release hole 311 is offered on plate 31.
When chassis 4 freezes, controller system 2 controls high temperature refrigerant and flows to chassis 4 by changing ice pipe-line system 3, passes through
Heat-conducting plate 31 is set, and offers heat release hole 311 on heat-conducting plate 31, when high temperature refrigerant circulates in changing ice pipe-line system 3, energy
Enough preferably hot-air circulations between increaseization ice pipe-line system 3 and chassis 4, preferably realize chassis 4 and high temperature refrigerant
Heat exchange, so as to preferably carry out heatingization ice to chassis 4.
Wherein, by the way that U-typed card slot is arranged, pipeline 32 and heat-conducting plate 31 can be carried out more preferably, more stable connection with
And it is fixed.
Embodiment eight
Such as a kind of above-mentioned air conditioner, the present embodiment is different from place and is, as shown in Figures 3 and 4, changes ice pipe-line system
3 further include coolant distribution device 33, and signal transducer 331 and slide plate 332 are provided on coolant distribution device 33, and controller system 2 is logical
The sliding that signal transducer 331 controls slide plate 332 on coolant distribution device 33 is crossed, to control stream of the high temperature refrigerant in pipeline 32
To.
When chassis 4 freezes, 2 transmissionization ice signal of controller system controls coolant distribution to signal transducer 331 with this
Slide plate 332 on device 33 slides, and completes to change the stream of high temperature refrigerant to the change for changing pipeline 32 in ice pipe-line system 3 with this
To make high temperature refrigerant flow to close near the pipeline 32 of the change ice pipe-line system 3 on chassis 4, to control the change to chassis 4
Ice, changing ice on chassis 4 terminates, 2 receiving ice end signal of controller system, thus the pipeline in making ice pipe-line system 3
32 change again, change the flow direction of high temperature refrigerant, so that high temperature refrigerant is flowed to the compressor 5 of air conditioner, it is high that high temperature is discharged in compressor 5
Body of calming the anger by four-way valve flows to condenser, with this to condenser ice.
Specifically, pipeline 32 includes the branch line 321 of multiple forming circuits in parallel, branch line 321 passes through main line 6
It is connect with compressor 5, slide plate 332 is set to the junction of multiple branch lines 321 and main line 6, passes through the sliding of slide plate 332
The connection of main line 6 and a branch line 321 is controlled, with this when controller system 2 carries out control sliding to slide plate 332, is changed
Become the flow direction of 32 high temperature refrigerant of pipeline.
Pipeline 32 is specifically by the branch line 321 of multiple forming circuits in parallel, in the present embodiment, branch line 321
It is two, 321 one end of branch line connection forming circuit, 321 other end of branch line connects main line 6, and passes through main line 6
It is connected with compressor 5, meanwhile, slide plate 332 is set to the junction of branch line 321 Yu main line 6, the setting energy of slide plate 332
The on-off for enough changing branch line 321 and main line 6, when slide plate 332 slides into the connection of a branch line 321 and main line 6
When place, which is blocked with main line 6 by slide plate 332, and another branch line 321 is connected to main line 6, is come with this
Change flow direction of the high temperature refrigerant between main line 6, branch line 321, i.e. flow direction of the high temperature refrigerant in pipeline 32, with this energy
It is enough that the flow direction of high temperature refrigerant is better controlled, more easily to chassis 4 and condenser ice.
The above is merely preferred embodiments of the present invention, be not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of control method of air conditioner, which is characterized in that
The air conditioner includes changing ice pipe-line system (3), the chassis (4) of the close air conditioner of describedization ice pipe-line system (3),
Describedization ice pipe-line system (3) is connect with the compressor (5) of the air conditioner；
The control method the following steps are included:
Obtain the icing conditions of chassis (4)；
When chassis (4) freeze, the compressor (5) generates high temperature refrigerant, and controls the high temperature refrigerant and pass through describedization ice
Pipe-line system (3) flows to the chassis (4), changes ice to the chassis (4), until the chassis (4), which change ice, to terminate.
2. the control method of air conditioner according to claim 1, which is characterized in that further include the icing for obtaining condenser
Situation after the chassis (4) change ice, controls the high temperature refrigerant and flows to the compressor when condenser freezes
(5), high temperature and high pressure gas is discharged in the compressor (5), and the high temperature and high pressure gas is flowed out by four-way valve to the condenser
Change ice.
3. the control method of air conditioner according to claim 2, which is characterized in that the knot for obtaining the chassis (4)
Ice-like condition, comprising the following steps:
Detect the temperature of the chassis (4)；
According to the temperature on the chassis and preset temperature T1Comparison；
As the chassis temperature≤preset temperature T1When, determine that the chassis (4) freeze, otherwise determines that the chassis (4) is not tied
Ice.
4. the control method of air conditioner according to claim 3, which is characterized in that the icing for obtaining the condenser
Situation, comprising the following steps:
Detect the temperature of the condenser；
According to the temperature of the condenser and preset temperature T3Comparison；
As the condenser temperature≤preset temperature T3When, determine that the condenser freezes, otherwise determines that the condenser is not tied
Ice.
5. the control method of air conditioner according to claim 1 to 4, which is characterized in that change described to chassis (4)
When ice further include:
Detect the chassis temperature when chassis (4) change ice；
Chassis temperature and preset temperature T when by the chassis (4) change ice2Comparison；
Chassis temperature when the chassis (4) changes ice reaches preset temperature T2And the chassis temperature of the chassis (4) when changing ice reaches
The preset temperature T2Duration reach t1When, the chassis (4) is changed ice and is terminated.
6. the control method of air conditioner according to claim 5, which is characterized in that also wrapped in the ice to condenser
It includes:
Detect the condenser temperature when condenser ice；
Condenser temperature and preset temperature T when by the condenser ice4Comparison；
Condenser temperature when the condenser ice reaches preset temperature T4And the condenser temperature when condenser ice reaches
To preset temperature T4Duration reach t2When, the condenser ice terminates.
7. a kind of air conditioner characterized by comprising
Change ice pipe-line system (3), describedization ice pipe-line system (3) is arranged close to the chassis (4) of the air conditioner, describedization ice pipe
Road system (3) is connect with the compressor (5) of the air conditioner (4), so that the high temperature refrigerant that the compressor (5) generates passes through institute
Stating ice pipe-line system (3) changes ice to the chassis (4) close to the chassis (4)；
Controller system (2) is used to control the high temperature refrigerant when the chassis (4) freeze and flow to the chassis (4), and/
Or, controlling the high temperature refrigerant when the condenser freezes and flowing to the compressor (5), high temperature is discharged in the compressor (5)
High pressure gas, the high temperature and high pressure gas are flowed out by four-way valve to the condenser ice.
8. air conditioner according to claim 7, which is characterized in that further include:
Chassis temperature sensor is set on the chassis (4), for detecting the temperature on the chassis and being sent to the control
Device system (2)；The controller system (2) is also used to the temperature on the chassis and preset temperature T1Comparison, judges the bottom
Whether disk (4) freezes, and/or, by the temperature on the chassis and preset temperature T2Comparison, judges whether the chassis (4) changes ice
Terminate；
Condenser temperature sensor is set on the condenser, for detecting the temperature of the condenser and being sent to described
Controller system (2)；The controller system (2) is also used to the temperature of the condenser and preset temperature T3Comparison, judgement
Whether the condenser freezes, and/or, by the temperature of the condenser and preset temperature T4Comparison, judges that the condenser is
Noization ice terminates.
9. air conditioner according to claim 7 or 8, which is characterized in that describedization ice pipe-line system (3) includes heat-conducting plate
(31) and pipeline (32), the heat-conducting plate (31) includes U-typed card slot, and the pipeline (32) is located at the institute of the heat-conducting plate (31)
It states in U-typed card slot, offers heat release hole (311) on the heat-conducting plate (31).
10. air conditioner according to claim 9, which is characterized in that describedization ice pipe-line system (3) further includes coolant distribution
Device (33) is provided with signal transducer (331) and slide plate (332), the controller system (2) on the coolant distribution device (33)
The sliding of slide plate (332) on the coolant distribution device (33) is controlled, by signal transducer (331) to control the high temperature refrigerant
Flow direction in the pipeline (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810967379.1A CN109084412A (en) | 2018-08-23 | 2018-08-23 | A kind of control method and air conditioner of air conditioner |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810967379.1A CN109084412A (en) | 2018-08-23 | 2018-08-23 | A kind of control method and air conditioner of air conditioner |
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| Publication Number | Publication Date |
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| CN109084412A true CN109084412A (en) | 2018-12-25 |
Family
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810967379.1A Pending CN109084412A (en) | 2018-08-23 | 2018-08-23 | A kind of control method and air conditioner of air conditioner |
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| CN (1) | CN109084412A (en) |
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| CN109579151A (en) * | 2018-12-27 | 2019-04-05 | 珠海格力电器股份有限公司 | Chassis ice structure, air-conditioning and air-conditioning ice control method |
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