CN105841309A - Control method and control device of air conditioning outdoor unit and air conditioning outdoor unit - Google Patents
Control method and control device of air conditioning outdoor unit and air conditioning outdoor unit Download PDFInfo
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- CN105841309A CN105841309A CN201610326703.2A CN201610326703A CN105841309A CN 105841309 A CN105841309 A CN 105841309A CN 201610326703 A CN201610326703 A CN 201610326703A CN 105841309 A CN105841309 A CN 105841309A
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- Prior art keywords
- time interval
- control
- starting duration
- prefixed time
- outdoor unit
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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
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
- F24F11/83—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers
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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
-
- 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
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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
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
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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
- F25B13/00—Compression machines, plants or systems, with reversible cycle
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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
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/61—Control or safety arrangements characterised by user interfaces or communication using timers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
- F24F11/83—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers
- F24F11/84—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers using valves
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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
- F25B2600/00—Control issues
- F25B2600/25—Control of valves
Abstract
The invention discloses a control method of an air conditioning outdoor unit. The air conditioning outdoor unit comprises a fan, a compressor and a four-way valve; and the control method comprises the steps of: controlling the starting of the fan and the compressor to record the starting time length; judging if the starting time length is longer than a first preset time interval; and controlling the four-way valve to steer when the starting time length is longer than the first preset time interval. After the control method is adopted, even if a liquid refrigerant exists before starting of the air conditioning outdoor unit, and after the fan and the compressor are operated by the first preset time interval, the liquid refrigerant is changed to gas in the heat exchange cycle, so that the four-way valve is not easy to hydraulically shock during steering, and the control method can improve the operating reliability of the air conditioning outdoor unit. The invention further discloses a control device of the air conditioning outdoor unit and the air conditioning outdoor unit.
Description
Technical field
The present invention relates to air-conditioner technical field, particularly relate to the control method of a kind of air-conditioner outdoor unit.This
The bright control device further relating to a kind of air-conditioner outdoor unit and a kind of air-conditioner outdoor unit.
Background technology
Air-conditioner was shut down after start operating a period of time, and the air-conditioner of shutdown is at low ambient temperatures
Standing after a period of time, due to the impact of the factors such as refrigerant migration and pressure balance promotion, cold-producing medium can be with
Liquid condition is present in pipeline and the heat exchanger of off-premises station.As air-conditioner starting up again, have liquid
State cold-producing medium flows through the cross valve of air-conditioner, if now cross valve performs switch operation, the slide block of cross valve
To collide with liquid refrigerant, and cause cross valve easily to occur because of the impact of liquid refrigerant damaging, cause
The problems such as air-conditioner heat exchange fault.Therefore, when traditional air-conditioner runs, reliability is on the low side.
Summary of the invention
It is an object of the invention to provide the control method of a kind of air-conditioner outdoor unit, to improve air-conditioner outdoor unit operation
Time reliability.It is a further object of the present invention to provide the control device of a kind of air-conditioner outdoor unit and a kind of sky
Adjust off-premises station.
To achieve these goals, the present invention provides following technical scheme:
A kind of control method of air-conditioner outdoor unit, described air-conditioner outdoor unit includes blower fan, compressor and cross valve,
Comprise the following steps:
Control described blower fan and described compressor start, and record starting duration；
Judge that whether described starting duration is more than the first prefixed time interval；
When described starting duration is more than described first prefixed time interval, controls described cross valve and commutate.
Wherein in an embodiment, the step of the described blower fan of described control and described compressor start includes:
Control described fan starting, and record fan starting duration；
Judge that whether described fan starting duration is more than the second prefixed time interval；
When described fan starting duration is more than described second prefixed time interval, control described compressor start.
Wherein in an embodiment, described judge that described starting duration is whether more than the first prefixed time interval
Step before also include:
Detection current environmental temperature；
Described current environment is obtained by the corresponding table of numerical value between environment temperature with described first prefixed time interval
Described first prefixed time interval that temperature is corresponding.
Wherein in an embodiment, the described blower fan of described control and described compressor start, and record startup
Also include before the step of duration:
Detect whether to there is heating mode signal, if it is, enter the described blower fan of described control and described pressure
Contracting machine starts, and records the step of starting duration, the most directly controls the commutation of described cross valve.
Wherein in an embodiment, described starting duration is the starting duration of compressor.
A kind of control device of air-conditioner outdoor unit, described air-conditioner outdoor unit includes blower fan, compressor and cross valve,
Described control device application control method described in any of the above-described item, including:
Start control unit, be used for controlling described blower fan and described compressor start；
First record unit, the starting duration after recording described blower fan and described compressor start；
First judging unit, is used for judging that whether described starting duration is more than the first prefixed time interval；
Commutation control unit, for when described starting duration is more than described second prefixed time interval, controlling
Described cross valve commutates.
Wherein in an embodiment, described startup control unit includes:
Air-blower control unit, is used for controlling described fan starting；
Second record unit, is used for recording fan starting duration；
Second judging unit, is used for judging that whether described fan starting duration is more than the second prefixed time interval；
Compressor control unit, is used for when described fan starting duration is more than described second prefixed time interval,
Control described compressor start.
Wherein in an embodiment, also include:
Environment temperature detector unit, is used for detecting current environmental temperature；
Acquiring unit, for being obtained by the corresponding table of numerical value between environment temperature with described first prefixed time interval
Take described first prefixed time interval that described current environmental temperature is corresponding.
Wherein in an embodiment:
Also include: heating mode detector unit, for detecting before described blower fan and described compressor start
Whether there is heating mode signal；
Described startup control unit is for controlling described blower fan and described after described heating mode signal being detected
Compressor start；
Described commutation control unit for directly controlling described four-way when being not detected by described heating mode signal
Valve commutates.
A kind of air-conditioner outdoor unit, including the control device described in any of the above-described item.
The control method of above-mentioned air-conditioner outdoor unit first records the starting duration after blower fan and compressor start, and
When this starting duration is more than the first prefixed time interval, then controls cross valve and commutate, even if outside air conditioning chamber
After there is liquid refrigerant, blower fan and compressor operating the first prefixed time interval before starting in machine, this part liquid
Cryogen has the most become gas in recuperated cycle, is just not readily susceptible to fluid power during hereafter cross valve commutation
Impact, thus this control method can improve reliability when air-conditioner outdoor unit runs.
The control device of the air-conditioner outdoor unit that the present invention provides applies above-mentioned control method, due to this control method
Having above-mentioned technique effect, corresponding control device also should have corresponding technique effect.Similarly, comprise
The air-conditioner outdoor unit of this control device also has the technique effect of correspondence.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present application or technical scheme of the prior art, below will be to enforcement
In example, the required accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is only
Some embodiments described in the present invention, for those of ordinary skill in the art, it is also possible to according to these
Accompanying drawing obtains other accompanying drawing.
Fig. 1 is the structural representation of a kind of air-conditioner outdoor unit；
The schematic flow sheet of the control method that Fig. 2 provides for one embodiment of the present of invention；
The schematic flow sheet of the control method that Fig. 3 provides for an alternative embodiment of the invention；
The schematic flow sheet of the control method that another embodiment that Fig. 4 is the present invention provides；
The structured flowchart controlling device that Fig. 5 provides for the embodiment of the present invention.
Description of reference numerals:
110-blower fan, 120-compressor, 130-cross valve, 140-temperature-sensitive bag, 150-electrical appliance kit.
Detailed description of the invention
In order to make those skilled in the art be more fully understood that technical scheme, below in conjunction with accompanying drawing
The present invention is further detailed.
The embodiment of the present invention provides the control method of a kind of air-conditioner outdoor unit, as it is shown in figure 1, outside this air conditioning chamber
Machine includes blower fan 110, compressor 120 and cross valve 130, as in figure 2 it is shown, what the embodiment of the present invention provided
Control method comprises the following steps:
S100, control blower fan 110 and compressor 120 start, and record starting duration t1；
The boot sequence of blower fan 110 and compressor 120 can select flexibly, the most first starts compressor 120,
Rear startup blower fan 110, and the starting duration t recorded1Can be the starting duration of blower fan 110, it is also possible to be
The starting duration of compressor 120.
S200, judge above-mentioned starting duration t1Whether more than the first prefixed time interval t01, if it is, enter
Enter step S300, otherwise continue executing with this judgement step；
The first prefixed time interval t herein01Can be determined by experiment, such as, by many experiments, determine
Liquid refrigerant in air-conditioner outdoor unit through how long after be fully converted to gaseous refrigerant.Certainly, by
The starting duration t of record in step S1001Can be the starting duration of blower fan 110, it is also possible to be compressor
The starting duration of 120, therefore during testing, it is ensured that this starting duration t1Before and after consistent, with
Ensure the first prefixed time interval t01Accuracy.It addition, this first prefixed time interval t01Might not
Must be completely the same with the data that obtain in experimentation, it is also possible to more slightly larger than the data that experiment obtains, to ensure
Liquid refrigerant is thoroughly converted into gaseous refrigerant, but whether liquid refrigerant is completely converted into gaseous refrigerant
Agent has no effect on the protection domain of the control method that the embodiment of the present invention provides.
S300, control cross valve 130 commutate.
Aforementioned starting duration t1More than the first prefixed time interval t01Time, liquid refrigerant is at blower fan 110
Have passed through recuperated cycle several times under effect with compressor 120, also imply that the liquid in air-conditioner outdoor unit
Cryogen is anticipated has been converted into gaseous refrigerant, now controls cross valve 130 and commutates, with cross valve 130
Slide block directly contacts is exactly gaseous refrigerant.After cross valve 130 commutates, normal according to air-conditioner
Rule control the fan starting of process control indoor apparatus of air conditioner, and indoor apparatus of air conditioner air-out starts, and air-conditioner is normally transported
OK.
As can be seen here, the control method that the embodiment of the present invention provides first records blower fan 110 and compressor 120 opens
Starting duration t after Dong1, and at this starting duration t1More than the first prefixed time interval t01Time, then control four
Logical valve 130 commutates, even if air-conditioner outdoor unit exists liquid refrigerant, blower fan 110 and compression before starting
Machine 120 runs the first prefixed time interval t01After, this partially liq cold-producing medium the most becomes in recuperated cycle
For gas, just it is not readily susceptible to fluid power impact when hereafter cross valve 130 commutates, thus this control method can
Improve reliability when air-conditioner outdoor unit runs.
As it is shown on figure 3, in further embodiment, above-mentioned steps S100 specifically includes:
S110, control blower fan 110 start, and record fan starting duration t2；
S120, judge fan starting duration t2Whether more than the second prefixed time interval t02, if it is, enter
Enter step S130, otherwise continue executing with this judgement step；
This second prefixed time interval t02Can select flexibly according to operating experience, as long as enabling to blower fan 110
Start prior to compressor 120.
S130, control compressor 120 start, and determine starting duration t1。
This step " determines starting duration t1" can be in two kinds of situation: the first, this starting duration t1
Refer to the starting duration of blower fan 110, then need the starting duration t compared1I.e. equal to step S110
Recorded in fan starting duration t2；The second, this starting duration t1When referring to the startup of compressor 120
Long, then just can recording compressed machine starting duration t further in step S1303, and by this compressor start
Duration t3Value give starting duration t1, obtain starting duration t with this1Size.In above-mentioned two situations,
The preferred the latter of the embodiment of the present invention, this is because the starting duration of compressor can be more objective, the most anti-
Reflect heat transfer process carries out degree.
Step S200 in an embodiment and step on step S210 shown in Fig. 3 is corresponding with step S310
S300, here is omitted.
Above-described embodiment controls blower fan 110 and starts prior to compressor 120, and the purpose of this measure is, it is ensured that compression
Machine 120 can carry out effective heat exchange after starting.One, for air-conditioner outdoor unit properly functioning for,
The heat exchange efficiency that can improve air-conditioner outdoor unit in advance of heat exchange process；Two, after compressor 120 starts,
Liquid refrigerant in air-conditioner outdoor unit just can be converted into gas quickly, thus shortens the first predetermined interval
t01Size so that cross valve 130 commutates quickly, be equally beneficial for improve air-conditioner outdoor unit heat exchange effect
Rate.
During air-conditioner outdoor unit runs, it is trapped in the liquid refrigerant during a job follows badly currently
Time needed for work is converted into gas refrigerant in following badly is relevant with environment temperature, therefore to improve above-mentioned
The precision of control method, with reference to Fig. 4, also can arrange following steps before abovementioned steps S100:
S410, detection current environmental temperature T；
S420, by environment temperature and the first prefixed time interval t01Between numerical value correspondence table obtain current environment
The first prefixed time interval t that temperature T is corresponding01。
Above-mentioned environment temperature and the first prefixed time interval t01Between numerical value correspondence table can be obtained by experiment,
Namely under different environment temperatures, after the liquid refrigerant in detection air-conditioner outdoor unit is through how long
It is fully converted to gaseous refrigerant, and Experiment Data Records will be organized more becomes the form of numerical value correspondence table, this numerical value
Corresponding table can be stored in air-conditioner outdoor unit or indoor apparatus of air conditioner.
Step S110 in an embodiment～S310 in step S430 shown in Fig. 3～S470 correspondence, herein
Repeat no more.
This embodiment selects the first prefixed time interval t according to environment temperature01Numerical value, and then make first pre-
If time interval t01Value more accurate, to reach object defined above.
Usually, easily there is the problem of liquid refrigerant impact cross valve 130 in air-conditioner outdoor unit in the winter time,
In this time period, the operational mode of air-conditioner outdoor unit is usually heating mode.As shown in Figure 4, based on this
One situation, the control method that the embodiment of the present invention provides also can carry out as follows before blower fan and compressor start
Step:
S400, detect whether to there is heating mode signal, if it is, enter aforementioned control blower fan 110 He
Compressor 120 starts, and records starting duration t1Step, the most directly control cross valve 130 commutate.
It is to say, only detect when air-conditioner is in heating mode, the control method that the present invention provides is
The switch operation of cross valve 130 can be postponed, be the most just controlled according to the normal sequential that controls.Obviously,
The control method that the addition of this step S400 makes the present invention provide can be adjusted according to operational mode, prevents
This control method makes unnecessary control operation.
The embodiment of the present invention also provides for the control device of a kind of air-conditioner outdoor unit, and this control device applies above-mentioned
Control method described by one technical scheme, as it is shown in figure 5, this control device includes:
Start control unit 200, be used for controlling blower fan 110 and compressor 120 starts；
First record unit 300, the starting duration t after recording blower fan 110 and compressor 120 startup1；
First judging unit 400, is used for judging above-mentioned starting duration t1Whether more than the first prefixed time interval t01；
Commutation control unit 500, at above-mentioned starting duration t1More than the second prefixed time interval t01Time,
Control cross valve 130 to commutate.
This control device electrically connects with air-conditioner outdoor unit, and then the corresponding part in air-conditioner outdoor unit sends control
Signal processed.This control device first records the starting duration t after blower fan 110 and compressor 120 startup1, and at this
Starting duration t1More than the first prefixed time interval t01Time, then control cross valve 130 and commutate, even if empty
Adjust off-premises station to there is liquid refrigerant, blower fan 110 and compressor 120 before starting to run between the first Preset Time
Every t01After, this partially liq cold-producing medium has the most become gas in recuperated cycle, and hereafter cross valve 130 changes
To time be just not readily susceptible to fluid power impact, thus this control device can improve air-conditioner outdoor unit run time can
By property.
In specific embodiment, start control unit 200 and comprise the steps that
Air-blower control unit 210, is used for controlling blower fan 110 and starts；
Second record unit 220, is used for recording fan starting duration t2；
Second judging unit 230, is used for judging aforementioned fan starting duration t2Whether more than between the second Preset Time
Every t02；
Compressor control unit 240, at fan starting duration t2More than the second prefixed time interval t02Time,
Control compressor 120 to start.
Air-blower control unit 210 and the second record unit 220 all electrically connect with blower fan, the second judging unit 230
Electrically connect, with this by fan starting duration t with the second record unit 2202Size be transferred to the second judgement list
Unit 230, compressor control unit 240 electrically connects with the second judging unit 230, and it can control compressor 120
Running status.This structure, by optimizing blower fan 110 and the boot sequence of compressor 120, reaches raising and changes
The purpose of the thermal efficiency.
As it is shown in figure 5, for the switch operation being precisely controlled cross valve 130, above-mentioned control device is also
Including:
Environment temperature detector unit 600, is used for detecting current environmental temperature T；
Acquiring unit 700, for being obtained by the corresponding table of the value between environment temperature with the first prefixed time interval
The first prefixed time interval that current environmental temperature T is corresponding.
As it is shown in figure 1, this environment temperature detector unit 600 can use temperature-sensitive bag 140.This control device passes through
Environment temperature detector unit 600 detects current environmental temperature T, and by the big brief biography of this current environmental temperature T
Being handed to acquiring unit 700, acquiring unit 700 is inquired about first corresponding to this current environmental temperature T accordingly and is preset
Time interval t01, select the first prefixed time interval t with this according to environment temperature01So that this is first when presetting
Between be spaced t01Value more accurate.
As it is shown in figure 5, in another embodiment, the control device that the present invention provides also includes that heating mode detects
Unit 800, this heating mode detector unit 800 detected before starting at blower fan 110 and compressor 120
Whether there is heating mode signal, its testing result can send to starting control unit 200 and commutation control
Unit 500.Start control unit 200 after aforementioned heating mode signal being detected, control blower fan 110 and compression
Machine 120 starts；Commutation control unit 500 directly controls four-way when being not detected by aforementioned heating mode signal
Valve 130 commutates.After being arranged such, only carry out cross valve 130 when air-conditioner is in heating mode
Late commutation, simplifies the control program of air-conditioner outdoor unit then.
The embodiment of the present invention also provides for a kind of air-conditioner outdoor unit, and this air-conditioner outdoor unit comprises any of the above-described skill
Control device described by art scheme.As it is shown in figure 5, a part of element of this control device can be arranged at
In electrical appliance kit 150.Owing to above-mentioned control device has above-mentioned technique effect, comprise the air-conditioning of this control device
Device off-premises station also should have corresponding technique effect.
By the way of explanation, only describe some one exemplary embodiment of the present invention above, undoubtedly, right
In those of ordinary skill in the art, in the case of without departing from the spirit and scope of the present invention, can be with each
Plant different modes described embodiment is modified.Therefore, above-mentioned accompanying drawing and description are inherently
Illustrative, should not be construed as the restriction to the claims in the present invention protection domain.
Claims (10)
1. a control method for air-conditioner outdoor unit, described air-conditioner outdoor unit includes blower fan, compressor and four-way
Valve, it is characterised in that comprise the following steps:
Control described blower fan and described compressor start, and record starting duration；
Judge that whether described starting duration is more than the first prefixed time interval；
When described starting duration is more than described first prefixed time interval, controls described cross valve and commutate.
Control method the most according to claim 1, it is characterised in that the described blower fan of described control and institute
The step stating compressor start includes:
Control described fan starting, and record fan starting duration；
Judge that whether described fan starting duration is more than the second prefixed time interval；
When described fan starting duration is more than described second prefixed time interval, control described compressor start.
Control method the most according to claim 1, it is characterised in that the described starting duration of described judgement
Whether also include more than before the step of the first prefixed time interval:
Detection current environmental temperature；
Described current environment is obtained by the corresponding table of numerical value between environment temperature with described first prefixed time interval
Described first prefixed time interval that temperature is corresponding.
Control method the most according to claim 1, it is characterised in that the described blower fan of described control and institute
State compressor start, and also include before recording the step of starting duration:
Detect whether to there is heating mode signal, if it is, enter the described blower fan of described control and described pressure
Contracting machine starts, and records the step of starting duration, the most directly controls the commutation of described cross valve.
5. according to the control method according to any one of claim 1-4, it is characterised in that during described startup
The starting duration of a length of compressor.
6. a control device for air-conditioner outdoor unit, described air-conditioner outdoor unit includes blower fan, compressor and four-way
Valve, described control device application control method as according to any one of claim 1-5, it is characterised in that
Including:
Start control unit, be used for controlling described blower fan and described compressor start；
First record unit, the starting duration after recording described blower fan and described compressor start；
First judging unit, is used for judging that whether described starting duration is more than the first prefixed time interval；
Commutation control unit, for when described starting duration is more than described second prefixed time interval, controlling
Described cross valve commutates.
Control device the most according to claim 6, it is characterised in that described startup control unit includes:
Air-blower control unit, is used for controlling described fan starting；
Second record unit, is used for recording fan starting duration；
Second judging unit, is used for judging that whether described fan starting duration is more than the second prefixed time interval；
Compressor control unit, is used for when described fan starting duration is more than described second prefixed time interval,
Control described compressor start.
Control device the most according to claim 6, it is characterised in that also include:
Environment temperature detector unit, is used for detecting current environmental temperature；
Acquiring unit, for being obtained by the corresponding table of numerical value between environment temperature with described first prefixed time interval
Take described first prefixed time interval that described current environmental temperature is corresponding.
9. according to the control device according to any one of claim 6-8, it is characterised in that:
Also include: heating mode detector unit, for detecting before described blower fan and described compressor start
Whether there is heating mode signal；
Described startup control unit is for controlling described blower fan and described after described heating mode signal being detected
Compressor start；
Described commutation control unit for directly controlling described four-way when being not detected by described heating mode signal
Valve commutates.
10. an air-conditioner outdoor unit, it is characterised in that include as according to any one of claim 6-9
Control device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610326703.2A CN105841309A (en) | 2016-05-16 | 2016-05-16 | Control method and control device of air conditioning outdoor unit and air conditioning outdoor unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610326703.2A CN105841309A (en) | 2016-05-16 | 2016-05-16 | Control method and control device of air conditioning outdoor unit and air conditioning outdoor unit |
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| CN105841309A true CN105841309A (en) | 2016-08-10 |
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| CN201610326703.2A Pending CN105841309A (en) | 2016-05-16 | 2016-05-16 | Control method and control device of air conditioning outdoor unit and air conditioning outdoor unit |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108592464A (en) * | 2018-04-26 | 2018-09-28 | 珠海格力电器股份有限公司 | A kind of reverse control method of four-way valve, device and heat pump system and its controller |
| CN108895703A (en) * | 2018-08-09 | 2018-11-27 | 烟台睿加节能科技有限公司 | A kind of air-source refrigerating and heating combined equipment and method |
| CN109579190A (en) * | 2018-12-25 | 2019-04-05 | 新奥数能科技有限公司 | A kind of method and apparatus of the determining heat pump unit compressor method of operation |
| CN110726266A (en) * | 2019-10-17 | 2020-01-24 | 珠海格力电器股份有限公司 | Four-way valve liquid impact prevention control method and device and four-way valve |
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