CN106989486A - The control method of air conditioner, the control device of air conditioner and air conditioner - Google Patents
The control method of air conditioner, the control device of air conditioner and air conditioner Download PDFInfo
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- CN106989486A CN106989486A CN201710224058.8A CN201710224058A CN106989486A CN 106989486 A CN106989486 A CN 106989486A CN 201710224058 A CN201710224058 A CN 201710224058A CN 106989486 A CN106989486 A CN 106989486A
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- temperature
- air conditioner
- dew
- condenser
- point temperature
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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
- F24F11/0008—Control or safety arrangements for air-humidification
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/22—Means for preventing condensation or evacuating condensate
- F24F13/222—Means for preventing condensation or evacuating condensate for evacuating condensate
-
- 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
- F24F2110/20—Humidity
-
- 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
- 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
- F24F2110/12—Temperature of the outside air
-
- 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
- F24F2110/20—Humidity
- F24F2110/22—Humidity of the outside air
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Atmospheric Sciences (AREA)
- Physics & Mathematics (AREA)
- Fuzzy Systems (AREA)
- Mathematical Physics (AREA)
- Signal Processing (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention provides a kind of control method of air conditioner, the control device and air conditioner of air conditioner, wherein, the control method of the air conditioner includes：The indoor environment temperature of air conditioner is obtained, and obtains the dew-point temperature of outdoor environment；Judge whether the difference that preset temperature is subtracted obtained by the indoor environment temperature is less than first threshold；If the difference is less than the first threshold, the temperature of the condenser of the air conditioner is controlled to be less than the dew-point temperature, to be less than the condensed water collected after the dew-point temperature for humidification in the temperature of the condenser；If the difference is more than or equal to the first threshold, keep the current operating conditions of the air conditioner constant.Pass through technical scheme, it is ensured that the heating effect of air conditioner, while the condensed water for indoor humidification can also be collected into, so as to improve the relative humidity of interior, improve thermal comfort.
Description
Technical field
The present invention relates to household electrical appliance technical field, the control of control method, air conditioner in particular to air conditioner
Device and air conditioner.
Background technology
Because air conditioner can produce condensed water in the process of running, condensed water can be collected to humidify air, from
And make full use of condensed water.But, air conditioner is not that can produce condensed water in all cases, when collection is less than condensed water
When, no water is humidified.
Therefore, how to ensure that air conditioner can be collected into condensed water and carry out humidification as technical problem urgently to be resolved hurrily.
The content of the invention
It is contemplated that at least solving one of technical problem present in prior art or correlation technique.
Therefore, it is an object of the present invention to propose a kind of control method of air conditioner.
It is another object of the present invention to propose a kind of control device of air conditioner.
A further object of the present invention is to propose a kind of air conditioner.
To realize at least one above-mentioned purpose, embodiment according to the first aspect of the invention, it is proposed that a kind of air conditioner
Control method, including：The indoor environment temperature of air conditioner is obtained, and obtains the dew-point temperature of outdoor environment；Judge default temperature
Whether the difference that degree subtracts obtained by the indoor environment temperature is less than first threshold；If the difference is less than first threshold
Value, then control the temperature of the condenser of the air conditioner to be less than the dew-point temperature, to be less than institute in the temperature of the condenser
State the condensed water collected after dew-point temperature for humidification；If the difference is more than or equal to the first threshold, institute is kept
The current operating conditions for stating air conditioner are constant.
The control method of air conditioner according to an embodiment of the invention, if obtained by preset temperature subtracts indoor environment temperature
Difference be less than first threshold, illustrate that indoor environment temperature is higher, air conditioner can not now produce condensed water or generation
The amount of condensed water is fewer, then the temperature of priority acccess control condenser is less than dew-point temperature, to produce condensed water on condenser, from
And the condensed water for humidification can be collected into, it is to avoid situation about being humidified without water, and then ensure that air conditioner is adding
Reliability during wet operation.If in addition, the difference that preset temperature subtracts obtained by indoor environment temperature is more than or equal to the first threshold
During value, illustrate that the temperature of indoor environment temperature than relatively low, then keeps the current operating conditions of air conditioner constant, ensure empty with preferential
The heating effect of device is adjusted, so as to preferentially ensure indoor temperature, is so not only avoided that because the temperature to condenser is controlled
And influence the heating effect of air conditioner, additionally it is possible to it is collected into condensed water.
The control method of air conditioner according to the abovementioned embodiments of the present invention, can also have following technical characteristic：
According to one embodiment of present invention, the temperature of the condenser of the control air conditioner is less than the dew point temperature
Degree, to be less than the condensed water collected after the dew-point temperature for humidification in the temperature of the condenser, is specifically included：According to
First step-length gradually reduces the outdoor fan rotating speed of the air conditioner, until the temperature of the condenser is lower than the dew-point temperature
Untill during Second Threshold；In the temperature of the condenser Second Threshold lower than the dew-point temperature, collect for humidifying
Condensed water.
The control method of air conditioner according to an embodiment of the invention, if due to air conditioner outdoor fan rotating speed compared with
Low, then the heat transfer effect of air conditioner is bad, and the heat that outer machine heat exchanger absorbs is fewer, and evaporating temperature is low, the temperature of condenser
It can decline, be easy for producing condensed water on condenser.It therefore, it can make the temperature of condenser by reducing outdoor fan rotating speed
Less than dew-point temperature, and condenser temperature Second Threshold lower than dew-point temperature (for example, Second Threshold be 2 DEG C -5 DEG C it
Between any value) when collect condensed water, so as to ensure that the amount for the condensed water collected from condenser.
According to one embodiment of present invention, the temperature of the condenser of the control air conditioner is less than the dew point temperature
Degree, to be less than the condensed water collected after the dew-point temperature for humidification in the temperature of the condenser, is specifically included：According to
Second step-length gradually increases the compressor frequency of the air conditioner, until the temperature of the condenser is lower than the dew-point temperature by
Untill during two threshold values；In the temperature of the condenser Second Threshold lower than the dew-point temperature, collect for humidification
Condensed water.
The control method of air conditioner according to an embodiment of the invention, if because the frequency of compressor is higher, air conditioner
Evaporating pressure it is low, evaporating temperature is low, and the temperature of condenser can decline, be easy on condenser produce condensed water.It therefore, it can
The temperature of condenser is set to be less than dew-point temperature by increasing compressor frequency, and it is lower than dew-point temperature in the temperature of condenser
Condensed water is collected during Second Threshold, so as to ensure that the amount for the condensed water collected from condenser.
According to one embodiment of present invention, the dew-point temperature for obtaining outdoor environment, is specifically included：Obtain the sky
Adjust the outdoor environment temperature and outdoor environment humidity of device；According to the outdoor environment temperature and the outdoor environment humidity, it is determined that
The dew-point temperature.
The control method of air conditioner, true according to outdoor environment temperature and outdoor environment humidity according to an embodiment of the invention
Dew-point temperature is determined, to control the temperature of condenser to be less than dew-point temperature, so as to ensure that the reliability for collecting condensed water.
According to one embodiment of present invention, it is described according to the outdoor environment temperature and the outdoor environment humidity, really
The fixed dew-point temperature, is specifically included：The outdoor environment temperature and the outdoor environment humidity are updated in preset formula,
To calculate the dew-point temperature；Or according to the outdoor environment temperature and the outdoor environment humidity, pass through the side tabled look-up
Formula inquires about the dew-point temperature.
The control method of air conditioner, can calculate dew-point temperature, also by preset formula according to an embodiment of the invention
Dew-point temperature can be inquired about by way of tabling look-up, so as to ensure that the reliability for collecting condensed water.
A kind of embodiment according to the second aspect of the invention, it is proposed that control device of air conditioner, including：Obtain single
Member, for obtaining the indoor environment temperature of air conditioner, and obtains the dew-point temperature of outdoor environment；Judging unit, it is pre- for judging
If whether the difference that temperature subtracts obtained by the indoor environment temperature is less than first threshold；Collector unit, for sentencing described
In the case that disconnected unit judges that the difference is less than the first threshold, the temperature of the condenser of the air conditioner is controlled to be less than institute
Dew-point temperature is stated, condensed water for humidification is collected to be less than in the temperature of the condenser after the dew-point temperature, and
In the case that the judging unit judges that the difference is more than or equal to the first threshold, the current fortune of the air conditioner is kept
Row state is constant.
The control device of air conditioner according to an embodiment of the invention, if obtained by preset temperature subtracts indoor environment temperature
Difference be less than first threshold, illustrate that indoor environment temperature is higher, air conditioner can not now produce condensed water or generation
The amount of condensed water is fewer, then the temperature of priority acccess control condenser is less than dew-point temperature, to produce condensed water on condenser, from
And the condensed water for humidification can be collected into, it is to avoid situation about being humidified without water, and then ensure that air conditioner is adding
Reliability during wet operation.If in addition, the difference that preset temperature subtracts obtained by indoor environment temperature is more than or equal to the first threshold
During value, illustrate that the temperature of indoor environment temperature than relatively low, then keeps the current operating conditions of air conditioner constant, ensure empty with preferential
The heating effect of device is adjusted, so as to preferentially ensure indoor temperature, is so not only avoided that because the temperature to condenser is controlled
And influence the heating effect of air conditioner, additionally it is possible to it is collected into condensed water.
According to one embodiment of present invention, the collector unit includes：First control subelement, for according to the first step
Length gradually reduces the outdoor fan rotating speed of the air conditioner, until the temperature of the condenser the second threshold lower than the dew-point temperature
Untill during value；First collects subelement, during the Second Threshold lower than the dew-point temperature for the temperature in the condenser,
Collect the condensed water for humidification.
The control device of air conditioner according to an embodiment of the invention, if due to air conditioner outdoor fan rotating speed compared with
Low, then the heat transfer effect of air conditioner is bad, and the heat that outer machine heat exchanger absorbs is fewer, and evaporating temperature is low, the temperature of condenser
It can decline, be easy for producing condensed water on condenser.It therefore, it can make the temperature of condenser by reducing outdoor fan rotating speed
Collect condensed water less than dew-point temperature, and in lower than the dew-point temperature Second Threshold of temperature of condenser, thus ensure that from
The amount for the condensed water collected on condenser.
According to one embodiment of present invention, the collector unit includes：Second control subelement, for according to second step
The long compressor frequency for gradually increasing the air conditioner, until the temperature of condenser Second Threshold lower than the dew-point temperature
When untill；Second collects subelement, during the Second Threshold lower than the dew-point temperature for the temperature in the condenser, receives
Collect the condensed water for humidification.
The control device of air conditioner according to an embodiment of the invention, if because the frequency of compressor is higher, air conditioner
Evaporating pressure it is low, evaporating temperature is low, and the temperature of condenser can decline, be easy on condenser produce condensed water.It therefore, it can
The temperature of condenser is set to be less than dew-point temperature by increasing compressor frequency, and it is lower than dew-point temperature in the temperature of condenser
Condensed water is collected during Second Threshold, so as to ensure that the amount for the condensed water collected from condenser.
According to one embodiment of present invention, the acquiring unit includes：Subelement is obtained, for obtaining the air conditioner
Outdoor environment temperature and outdoor environment humidity；Determination subelement, for according to the outdoor environment temperature and the outdoor ring
Border humidity, determines the dew-point temperature.
The control device of air conditioner, true according to outdoor environment temperature and outdoor environment humidity according to an embodiment of the invention
Dew-point temperature is determined, to control the temperature of condenser to be less than dew-point temperature, so as to ensure that the reliability for collecting condensed water.
According to one embodiment of present invention, the determination subelement is specifically for by the outdoor environment temperature and institute
State outdoor environment humidity to be updated in preset formula, to calculate the dew-point temperature；Or according to the outdoor environment temperature
With the outdoor environment humidity, the dew-point temperature is inquired about by way of tabling look-up.
The control device of air conditioner, can calculate dew-point temperature, also by preset formula according to an embodiment of the invention
Dew-point temperature can be inquired about by way of tabling look-up, so as to ensure that the reliability for collecting condensed water.
A kind of embodiment according to the third aspect of the invention we, it is proposed that air conditioner, including in above-mentioned technical proposal it is any
The control device of air conditioner described in, therefore, the air conditioner have and the air conditioner any one of above-mentioned technical proposal
Control device identical technique effect, will not be repeated here.
The additional aspect and advantage of the present invention will be set forth in part in the description, and will partly become from the following description
Obtain substantially, or recognized by the practice of the present invention.
Brief description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention will become from description of the accompanying drawings below to embodiment is combined
Substantially and be readily appreciated that, wherein：
Fig. 1 shows the schematic flow diagram of the control method of air conditioner according to an embodiment of the invention；
Fig. 2 shows the schematic flow diagram of the control method of air conditioner according to another embodiment of the invention；
Fig. 3 shows the schematic flow diagram of the control method of air conditioner according to still another embodiment of the invention；
Fig. 4 shows the structural representation of the control device of air conditioner according to an embodiment of the invention；
Fig. 5 shows the structural representation of the control device of air conditioner according to another embodiment of the invention；
Fig. 6 shows the structural representation of the control device of air conditioner according to still another embodiment of the invention；
Fig. 7 shows the structural representation of air conditioner according to an embodiment of the invention.
Embodiment
It is below in conjunction with the accompanying drawings and specific real in order to be more clearly understood that the above objects, features and advantages of the present invention
Mode is applied the present invention is further described in detail.It should be noted that in the case where not conflicting, the implementation of the application
Feature in example and embodiment can be mutually combined.
Many details are elaborated in the following description to facilitate a thorough understanding of the present invention, still, the present invention may be used also
Implemented with being different from other modes described here using other, therefore, protection scope of the present invention is not by described below
Specific embodiment limitation.
Fig. 1 shows the schematic flow diagram of the control method of air conditioner according to an embodiment of the invention.
As shown in figure 1, the control method of air conditioner according to an embodiment of the invention, including：
Step 102, the indoor environment temperature of air conditioner is obtained, and obtains the dew-point temperature of outdoor environment.
Wherein it is possible to set temperature sensor to detect indoor environment temperature on the indoor set of air conditioner.
Step 104, judge whether the difference that preset temperature is subtracted obtained by indoor environment temperature is less than first threshold, sentencing
Disconnected result, when judged result is no, performs step 108 when being, to perform step 106.
For example, preset temperature is more than or equal to 16 DEG C and less than or equal to 30 DEG C, it is preferable that preset temperature is more than or equal to
20 DEG C and less than or equal to 26 DEG C.First threshold is any value within 3 DEG C, or first threshold is between 1 DEG C -3 DEG C.
Step 106, the temperature of the condenser of control air conditioner is less than dew-point temperature, to be less than dew point in the temperature of condenser
The condensed water for humidification is collected after temperature.
Wherein, by closing deluge valve by condensation water collection to bottom plate of outdoor unit.
Step 108, keep the current operating conditions of air conditioner constant.
In the technical scheme, if the difference that preset temperature subtracts obtained by indoor environment temperature is less than first threshold, say
Bright indoor environment temperature is higher, and air conditioner can not now produce condensed water or the amount of the condensed water of generation is fewer, then excellent
First the temperature of control condenser is less than dew-point temperature, to produce condensed water on condenser, is used to humidify so as to be collected into
Condensed water, it is to avoid situation about being humidified without water, and then ensure that reliability of the air conditioner when humidifying operation.Separately
Outside, if the difference that preset temperature subtracts obtained by indoor environment temperature is more than or equal to first threshold, indoor environment temperature is illustrated
The temperature of degree then keeps the current operating conditions of air conditioner constant than relatively low, preferentially to ensure the heating effect of air conditioner, so that
It is preferential to ensure indoor temperature, be so not only avoided that due to the temperature on condenser is controlled and influence air conditioner heat effect
Really, additionally it is possible to be collected into condensed water.
It is understood that obtaining the dew-point temperature of outdoor environment, specifically include：Obtain the outdoor environment temperature of air conditioner
With outdoor environment humidity；According to outdoor environment temperature and outdoor environment humidity, dew-point temperature is determined.
Dew-point temperature is determined according to outdoor environment temperature and outdoor environment humidity, to control the temperature of condenser to be less than dew point
Temperature, so as to ensure that the reliability for collecting condensed water.
It is understood that according to outdoor environment temperature and outdoor environment humidity, determining dew-point temperature, specifically include：Will
Outdoor environment temperature and outdoor environment humidity are updated in preset formula, to calculate dew-point temperature；Or according to outdoor environment
Temperature and outdoor environment humidity, dew-point temperature is inquired about by way of tabling look-up.
Dew-point temperature can be calculated by preset formula, dew-point temperature can also be inquired about by way of tabling look-up, so that
It ensure that the reliability for collecting condensed water.
For example, preset formula is Td=a × T1+b × T2+c, wherein, a, b and c are predetermined coefficient, and T1 represents outdoor ring
Border temperature, T2 represents outdoor environment humidity, and Td represents dew-point temperature.Or prestore have recorded in a table, the table it is each
Outdoor environment temperature and the corresponding dew-point temperature of each outdoor environment humidity, by way of tabling look-up, to inquire and outdoor ring
Border temperature and the corresponding dew-point temperature of outdoor environment humidity.
Fig. 2 shows the schematic flow diagram of the control method of air conditioner according to another embodiment of the invention.
Step 102, step 104 and step 108 and the step 102 in Fig. 1, step 104 and step 108 in Fig. 2 is basic
It is identical, in addition, the step 106 in Fig. 1 specifically includes the step 1062 in Fig. 2.Wherein, step 1062：According to the first step-length by
Gradually reduce air conditioner outdoor fan rotating speed, when the temperature of condenser Second Threshold lower than dew-point temperature untill；In condensation
During lower than the dew-point temperature Second Threshold of the temperature of device, the condensed water for humidification is collected.
For example, a length of 50r/min of the first step, first reduces 50r/min by the outdoor fan rotating speed of air conditioner, condenser is detected
Temperature Second Threshold whether lower than dew-point temperature, if the temperature of condenser Second Threshold not lower than dew-point temperature, continues
The outdoor fan rotating speed of air conditioner is reduced into 50r/min, when the temperature of condenser Second Threshold lower than dew-point temperature untill.
In addition, when the temperature of condenser Second Threshold lower than dew-point temperature, starting to collect the condensed water for humidifying.
Because if the rotating speed of the outdoor fan of air conditioner is relatively low, the heat transfer effect of air conditioner is bad, and outer machine heat exchanger is inhaled
The heat of receipts is fewer, and evaporating temperature is low, and the temperature of condenser can decline, and is easy for producing condensed water on condenser.Therefore, may be used
With made by reducing outdoor fan rotating speed condenser temperature be less than dew-point temperature, and condenser temperature than dew point temperature
Condensed water is collected when spending low Second Threshold (for example, Second Threshold is any value between 2 DEG C -5 DEG C), so as to ensure that from cold
The amount for the condensed water collected on condenser.
In addition, after reduction outdoor fan rotating speed, judging that predetermined temperature subtracts the difference obtained by indoor environment temperature
Whether it is less than first threshold, if it is determined that the difference is less than first threshold, illustrates that the reduction of outdoor fan rotating speed result in indoor ring
The reduction of border temperature, then recover the rotating speed to before reduction by the rotating speed of outdoor fan, and effect is heated with preferentially ensure air conditioner
Really, so as to avoid bringing influence to indoor heating due to the reduction of outdoor fan rotating speed.
Fig. 3 shows the schematic flow diagram of the control method of air conditioner according to still another embodiment of the invention.
Step 102, step 104 and step 108 and the step 102 in Fig. 1, step 104 and step 108 in Fig. 3 is basic
It is identical, in addition, the step 106 in Fig. 1 specifically includes the step 1064 in Fig. 3.Wherein, step 1064：According to the second step-length by
The compressor frequency of cumulative big air conditioner, when the temperature of condenser Second Threshold lower than dew-point temperature untill；In condenser
Temperature lower than dew-point temperature Second Threshold when, collect the condensed water for humidification.
For example, a length of 10HZ of second step, first increases 10HZ by the compressor frequency of air conditioner, the temperature of detection condenser is
No Second Threshold lower than dew-point temperature, if the temperature of condenser Second Threshold not lower than dew-point temperature, continues air conditioner
Compressor frequency increase 10HZ, when the temperature of condenser Second Threshold lower than dew-point temperature untill.In addition, working as condenser
Temperature lower than dew-point temperature Second Threshold when, start to collect the condensed water for humidifying.
Because if the frequency of compressor is higher, the evaporating pressure of air conditioner is low, and evaporating temperature is low, the temperature meeting of condenser
Decline, be easy for producing condensed water on condenser.It therefore, it can be less than the temperature of condenser by increasing compressor frequency
Dew-point temperature, and condensed water is collected in lower than the dew-point temperature Second Threshold of temperature of condenser, so as to ensure that from condensation
The amount for the condensed water collected on device.
Furthermore it is also possible to by way of reducing the outdoor fan rotating speed of air conditioner and the compressor frequency of increase air conditioner
To make the temperature of condenser lower than dew-point temperature, and collect in lower than the dew-point temperature Second Threshold of temperature of condenser for plus
Wet condensed water.
Fig. 4 shows the structural representation of the control device of air conditioner according to an embodiment of the invention.
As shown in figure 4, the control device 400 of air conditioner according to an embodiment of the invention, including：Acquiring unit
402nd, judging unit 404 and collector unit 406.
Acquiring unit 402, for obtaining the indoor environment temperature of air conditioner, and obtains the dew-point temperature of outdoor environment；Sentence
Disconnected unit 404, for judging whether the difference that preset temperature is subtracted obtained by the indoor environment temperature is less than first threshold；Receive
Collect unit 406, in the case where the judging unit 404 judges that the difference is less than the first threshold, control to be described
The temperature of the condenser of air conditioner is less than the dew-point temperature, to be less than in the temperature of the condenser after the dew-point temperature
Collect the condensed water for humidification；And judge that the difference is more than or equal to the situation of the first threshold in judging unit 404
Under, collect the condensed water for humidification according to the current operating conditions of the air conditioner.
In the technical scheme, if the difference that preset temperature subtracts obtained by indoor environment temperature is less than first threshold, say
Bright indoor environment temperature is higher, and air conditioner can not now produce condensed water or the amount of the condensed water of generation is fewer, then excellent
First the temperature of control condenser is less than dew-point temperature, to produce condensed water on condenser, is used to humidify so as to be collected into
Condensed water, it is to avoid situation about being humidified without water, and then ensure that reliability of the air conditioner when humidifying operation.Separately
Outside, if the difference that preset temperature subtracts obtained by indoor environment temperature is more than or equal to first threshold, indoor environment temperature is illustrated
The temperature of degree then keeps the current operating conditions of air conditioner constant than relatively low, preferentially to ensure the heating effect of air conditioner, so that
It is preferential to ensure indoor temperature, be so not only avoided that due to the temperature on condenser is controlled and influence air conditioner heat effect
Really, additionally it is possible to be collected into condensed water.
It is understood that the acquiring unit 402 includes：Subelement 4022 is obtained, for obtaining the air conditioner
Outdoor environment temperature and outdoor environment humidity；Determination subelement 4024, for according to the outdoor environment temperature and the outdoor
Ambient humidity, determines the dew-point temperature.
Dew-point temperature is determined according to outdoor environment temperature and outdoor environment humidity, to control the temperature of condenser to be less than dew point
Temperature, so as to ensure that the reliability for collecting condensed water.
It is understood that the determination subelement 4024 is specifically for by the outdoor environment temperature and the outdoor
Ambient humidity is updated in preset formula, to calculate the dew-point temperature；Or according to the outdoor environment temperature and described
Outdoor environment humidity, inquires about the dew-point temperature by way of tabling look-up.
Dew-point temperature can be calculated by preset formula, dew-point temperature can also be inquired about by way of tabling look-up, so that
It ensure that the reliability for collecting condensed water.
Fig. 5 shows the structural representation of the control device of air conditioner according to another embodiment of the invention.
Acquiring unit 402 and judging unit 404 in Fig. 5 and acquiring unit 402 and judging unit 404 in Fig. 4 are basic
It is identical, obtain subelement 4022 and determination subelement 4024 and the acquisition subelement 4022 and determination subelement in Fig. 4 in Fig. 5
4024 is essentially identical.In addition, collector unit 406 includes the first control collection subelement 4064 of subelement 4062 and first in Fig. 5.
First control subelement 4062, the outdoor fan rotating speed for gradually reducing the air conditioner according to the first step-length, until described
Untill during lower than the dew-point temperature Second Threshold of the temperature of condenser；First collects subelement 4064, in the condensation
During lower than the dew-point temperature Second Threshold of the temperature of device, the condensed water for humidification is collected.
Because if the rotating speed of the outdoor fan of air conditioner is relatively low, the heat transfer effect of air conditioner is bad, and outer machine heat exchanger is inhaled
The heat of receipts is fewer, and evaporating temperature is low, and the temperature of condenser can decline, and is easy for producing condensed water on condenser.Therefore, may be used
With made by reducing outdoor fan rotating speed condenser temperature be less than dew-point temperature, and condenser temperature than dew point temperature
Condensed water is collected when spending low Second Threshold (for example, Second Threshold is any value between 2 DEG C -5 DEG C), so as to ensure that from cold
The amount for the condensed water collected on condenser.
Fig. 6 shows the structural representation of the control device 400 of air conditioner according to still another embodiment of the invention.
Acquiring unit 402 in acquiring unit 402 and judging unit 404 and Fig. 4 and judging unit 404 in Fig. 6 is basic
It is identical, obtain subelement 4022 and determination subelement 4024 and the acquisition subelement 4022 and determination subelement in Fig. 4 in Fig. 6
4024 is essentially identical.In addition, collector unit 406 includes the second control collection subelement 4068 of subelement 4066 and second in Fig. 6.
Second control subelement 4066, the compressor frequency for gradually increasing the air conditioner according to the second step-length, until described cold
Untill during lower than the dew-point temperature Second Threshold of the temperature of condenser；Second collects subelement 4068, in the condenser
Temperature lower than the dew-point temperature Second Threshold when, collect the condensed water for humidification.
Because if the frequency of compressor is higher, the evaporating pressure of air conditioner is low, and evaporating temperature is low, the temperature meeting of condenser
Decline, be easy for producing condensed water on condenser.It therefore, it can be less than the temperature of condenser by increasing compressor frequency
Dew-point temperature, and condensed water is collected in lower than the dew-point temperature Second Threshold of temperature of condenser, so as to ensure that from condensation
The amount for the condensed water collected on device.
Fig. 7 shows the structural representation of air conditioner according to an embodiment of the invention.
As shown in fig. 7, air conditioner 700 according to an embodiment of the invention, including described in above-mentioned Fig. 4 or Fig. 5 or Fig. 6
Air conditioner control device 400, therefore, the air conditioner 700 have and above-mentioned Fig. 4 or Fig. 5 or Fig. 6 described in air conditioner control
The identical technique effect of device 400 processed, will not be repeated here.
Technical scheme is described in detail above in association with accompanying drawing, passes through technical scheme, it is ensured that be empty
The heating effect of device is adjusted, while the condensed water for indoor humidification can also be collected into, so as to improve the relative humidity of interior, is improved
Thermal comfort.
In the present invention, term " first ", " second " are only used for the purpose described, and it is not intended that indicating or implying phase
To importance；Term " multiple " represents two or more；Term " connected ", " connection " etc. all should be interpreted broadly, for example,
Can be fixedly connected or be detachably connected, or be integrally connected；Can be joined directly together, centre can also be passed through
Medium is indirectly connected to.For the ordinary skill in the art, above-mentioned term can be understood in this hair as the case may be
Concrete meaning in bright.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, improvement etc., should be included in the scope of the protection.
Claims (11)
1. a kind of control method of air conditioner, it is characterised in that including：
The indoor environment temperature of air conditioner is obtained, and obtains the dew-point temperature of outdoor environment；
Judge whether the difference that preset temperature is subtracted obtained by the indoor environment temperature is less than first threshold；
If the difference is less than the first threshold, the temperature of the condenser of the air conditioner is controlled to be less than the dew point temperature
Degree, to be less than the condensed water collected after the dew-point temperature for humidification in the temperature of the condenser；
If the difference is more than or equal to the first threshold, keep the current operating conditions of the air conditioner constant.
2. the control method of air conditioner according to claim 1, it is characterised in that the condensation of the control air conditioner
The temperature of device is less than the dew-point temperature, is collected with being less than in the temperature of the condenser after the dew-point temperature for humidifying
Condensed water, specifically include：
The outdoor fan rotating speed of the air conditioner is gradually reduced according to the first step-length, until the temperature of the condenser is than the dew
Untill during the point low Second Threshold of temperature；
In the temperature of the condenser Second Threshold lower than the dew-point temperature, the condensed water for humidification is collected.
3. the control method of air conditioner according to claim 1, it is characterised in that the condensation of the control air conditioner
The temperature of device is less than the dew-point temperature, is collected with being less than in the temperature of the condenser after the dew-point temperature for humidifying
Condensed water, specifically include：
Gradually increase the compressor frequency of the air conditioner according to the second step-length, until the temperature of the condenser is than the dew point
Untill during the low Second Threshold of temperature；
In the temperature of the condenser Second Threshold lower than the dew-point temperature, the condensed water for humidification is collected.
4. the control method of air conditioner according to any one of claim 1 to 3, it is characterised in that the acquisition is outdoor
The dew-point temperature of environment, is specifically included：
Obtain the outdoor environment temperature and outdoor environment humidity of the air conditioner；
According to the outdoor environment temperature and the outdoor environment humidity, the dew-point temperature is determined.
5. the control method of air conditioner according to claim 4, it is characterised in that described according to the outdoor environment temperature
With the outdoor environment humidity, the dew-point temperature is determined, is specifically included：
The outdoor environment temperature and the outdoor environment humidity are updated in preset formula, to calculate the dew point temperature
Degree；Or
According to the outdoor environment temperature and the outdoor environment humidity, the dew-point temperature is inquired about by way of tabling look-up.
6. a kind of control device of air conditioner, it is characterised in that including：
Acquiring unit, for obtaining the indoor environment temperature of air conditioner, and obtains the dew-point temperature of outdoor environment；
Judging unit, for judging whether the difference that preset temperature is subtracted obtained by the indoor environment temperature is less than the first threshold
Value；
Collector unit, in the case where the judging unit judges that the difference is less than the first threshold, control to be described
The temperature of the condenser of air conditioner is less than the dew-point temperature, to be less than in the temperature of the condenser after the dew-point temperature
The condensed water for humidification is collected, and judges that the difference is more than or equal to the situation of the first threshold in the judging unit
Under, keep the current operating conditions of the air conditioner constant.
7. the control device of air conditioner according to claim 6, it is characterised in that the collector unit includes：
First control subelement, the outdoor fan rotating speed for gradually reducing the air conditioner according to the first step-length, until described
Untill during lower than the dew-point temperature Second Threshold of the temperature of condenser；
First collects subelement, during the Second Threshold lower than the dew-point temperature for the temperature in the condenser, collects
Condensed water for humidification.
8. the control device of air conditioner according to claim 6, it is characterised in that the collector unit includes：
Second control subelement, the compressor frequency for gradually increasing the air conditioner according to the second step-length, until described cold
Untill during lower than the dew-point temperature Second Threshold of the temperature of condenser；
Second collects subelement, during the Second Threshold lower than the dew-point temperature for the temperature in the condenser, collects
Condensed water for humidification.
9. the control device of the air conditioner according to any one of claim 6 to 8, it is characterised in that the acquiring unit
Including：
Obtain subelement, outdoor environment temperature and outdoor environment humidity for obtaining the air conditioner；
Determination subelement, for according to the outdoor environment temperature and the outdoor environment humidity, determining the dew-point temperature.
10. the control device of air conditioner according to claim 9, it is characterised in that the determination subelement specifically for,
The outdoor environment temperature and the outdoor environment humidity are updated in preset formula, to calculate the dew point temperature
Degree；Or
According to the outdoor environment temperature and the outdoor environment humidity, the dew-point temperature is inquired about by way of tabling look-up.
11. a kind of air conditioner, it is characterised in that including：The control dress of air conditioner as any one of claim 6 to 10
Put.
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| CN108050668A (en) * | 2018-01-11 | 2018-05-18 | 广东美的制冷设备有限公司 | The control method and air conditioner of air conditioner |
| CN108278741A (en) * | 2018-01-11 | 2018-07-13 | 广东美的制冷设备有限公司 | The control method and air conditioner of air conditioner |
| CN108278669A (en) * | 2018-01-30 | 2018-07-13 | 广东美的制冷设备有限公司 | Air-conditioning system and its humidification water compensating control method |
| CN108278666A (en) * | 2018-01-30 | 2018-07-13 | 广东美的制冷设备有限公司 | Air-conditioning system and its humidification water compensating control method |
| CN108278667A (en) * | 2018-01-30 | 2018-07-13 | 广东美的制冷设备有限公司 | Air-conditioning system and its humidification water compensating control method |
| CN109269032A (en) * | 2018-09-30 | 2019-01-25 | 珠海格力电器股份有限公司 | Control method of air conditioner outdoor unit water pump and air conditioning equipment |
| CN112346498A (en) * | 2020-11-11 | 2021-02-09 | 石家庄通合电子科技股份有限公司 | Temperature control method, temperature control device and cabinet condensation removing equipment |
| CN112611075A (en) * | 2020-11-26 | 2021-04-06 | 珠海格力电器股份有限公司 | Fixed-frequency air conditioner, controller, anti-condensation control method and storage medium |
| WO2024148688A1 (en) * | 2023-01-12 | 2024-07-18 | 广东美的制冷设备有限公司 | Humidification control method and control apparatus of window air conditioner, and computer readable storage medium |
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| CN112611075A (en) * | 2020-11-26 | 2021-04-06 | 珠海格力电器股份有限公司 | Fixed-frequency air conditioner, controller, anti-condensation control method and storage medium |
| WO2024148688A1 (en) * | 2023-01-12 | 2024-07-18 | 广东美的制冷设备有限公司 | Humidification control method and control apparatus of window air conditioner, and computer readable storage medium |
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| CN106989486B (en) | 2020-01-31 |
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