CN105241031B - Anti-condensation processing method, anti-condensation processing unit and air conditioner for air conditioner - Google Patents
Anti-condensation processing method, anti-condensation processing unit and air conditioner for air conditioner Download PDFInfo
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- CN105241031B CN105241031B CN201510761261.XA CN201510761261A CN105241031B CN 105241031 B CN105241031 B CN 105241031B CN 201510761261 A CN201510761261 A CN 201510761261A CN 105241031 B CN105241031 B CN 105241031B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
- F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
- F24F11/77—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity by controlling the speed of ventilators
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
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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
- F24F2110/00—Control inputs relating to air properties
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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
- 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
- F24F11/85—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 variable-flow pumps
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Atmospheric Sciences (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention provides a kind of anti-condensation processing method, anti-condensation processing unit and air conditioner for air conditioner, wherein, the air conditioner includes indoor fan, indoor heat exchanger and compressor, the anti-condensation processing method for air conditioner, including：Judge whether the air conditioner runs in a chiller mode；When judging that the air conditioner is run with the refrigeration mode, indoor environment temperature, the tube wall temperature of the indoor heat exchanger and the running frequency of the compressor residing for the air conditioner are detected；According to the running frequency of the indoor environment temperature, the tube wall temperature of the indoor heat exchanger and the compressor, it is determined whether need to carry out anti-condensation processing.Technical scheme can judge whether to need to carry out anti-condensation processing exactly according to the actual working environment of air conditioner and working condition, to carry out anti-condensation processing in time, it is practical, while avoid the problem of causing cost increase because installing humidity sensor.
Description
Technical field
The present invention relates to air conditioner technical field, in particular to a kind of anti-condensation processing method for air conditioner,
A kind of anti-condensation processing unit for air conditioner and a kind of air conditioner.
Background technology
Air conditioner during running in a chiller mode, if being chronically under the adverse circumstances such as hot and humid, air conditioner
Indoor heat exchanger temperature can easily produce condensation problem well below the dew-point temperature of air, such as in air conditioner structure part table
Face condensate and drip, or there is the globule to be blown out with circulated air in the process of running, the usage experience of user can be influenceed.
The method for solving condensation problem at present mainly has：1st, flannelette is pasted on wind deflector；2nd, electrical heating is increased；3rd, change air-supply
Pattern.When carrying out anti-condensation processing using aforesaid way, typically first judge whether the condition for meeting anti-condensation processing, and it is existing
Determination methods be that the condition for meeting anti-condensation processing is judged whether using humidity sensor measurement humidity range, the method needs
Humidity sensor is installed, on the one hand can cause cost increase, another aspect error in judgement is bigger.
Therefore, how accurate judgement needs to carry out anti-condensation to be treated as technical problem urgently to be resolved hurrily.
The content of the invention
It is contemplated that at least solves 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 new anti-condensation processing scheme for air conditioner, energy
Enough working environments actual according to air conditioner and working condition judge whether to need to carry out anti-condensation processing exactly, to enter in time
The anti-condensation processing of row, it is practical, while avoid the problem of causing cost increase because installing humidity sensor.
It is another object of the present invention to propose a kind of air conditioner.
To achieve the above object, embodiment according to the first aspect of the invention, it is proposed that a kind of for the anti-of air conditioner
Condensation processing method, the air conditioner includes indoor fan, indoor heat exchanger and compressor, described for the anti-condensation of air conditioner
Processing method, including：Judge whether the air conditioner runs in a chiller mode；Judging the air conditioner with the refrigeration mode
During operation, indoor environment temperature residing for the air conditioner, the tube wall temperature of the indoor heat exchanger and the compression are detected
The running frequency of machine；According to the fortune of the indoor environment temperature, the tube wall temperature of the indoor heat exchanger and the compressor
Line frequency, it is determined whether need to carry out anti-condensation processing.
Anti-condensation processing method according to an embodiment of the invention for air conditioner, by air conditioner in a chiller mode
During operation, the tube wall temperature of indoor environment temperature, indoor heat exchanger according to residing for the air conditioner detected and compressor
Running frequency, it is determined whether need to carry out anti-condensation processing, enabling working environment and reality according to residing for air conditioner
Working condition, judge whether to need to carry out anti-condensation processing exactly, to carry out anti-condensation processing in time, efficiently solve solidifying
Reveal serious problems, it is practical, while avoid the problem of causing cost increase because installing humidity sensor.
The anti-condensation processing method for air conditioner according to the abovementioned embodiments of the present invention, there can also be following technology
Feature：
According to one embodiment of present invention, according to the indoor environment temperature, the indoor heat exchanger tube wall temperature,
And the running frequency of the compressor, it is determined whether need to specifically include the step of carrying out anti-condensation processing：When the interior
During fan operation to the first preset duration, the first current rotating speed of the indoor fan is obtained, to determine and first rotating speed
First highest goal running frequency of the corresponding compressor, and obtain the first current indoor environment temperature, the pressure
The first tube wall temperature of the first current running frequency of contracting machine and the indoor heat exchanger currently；Judge first indoor environment
The difference of temperature and the indoor environment temperature during indoor fan startup optimization whether in the first preset temperature range, it is described
Whether the difference of the first indoor environment temperature and first tube wall temperature is in the second preset temperature range, first operation
Whether the difference of frequency and the first highest goal running frequency is in the range of the first predeterminated frequency；Judging first Room
The difference of indoor environment temperature when interior environment temperature and the indoor fan startup optimization is in first preset temperature range
The difference of interior and described first indoor environment temperature and first tube wall temperature in second preset temperature range and
When the difference of first running frequency and the first highest goal running frequency is in the range of first predeterminated frequency, really
Surely need to carry out the anti-condensation processing, otherwise, it determines the anti-condensation processing need not be carried out.
Anti-condensation processing method according to an embodiment of the invention for air conditioner, because air conditioner is in startup optimization one
After the section time, its running status just can gradually be stablized, so passing through (such as 30 points of fan operation indoors to the first preset duration
Clock was to 50 minutes) when, according to the first indoor environment temperature, the first tube wall temperature of indoor heat exchanger and compression got
First running frequency of machine and the first highest goal running frequency, to determine whether to carry out anti-condensation processing so that get
Every data parameters are more accurate, so as to improve the accuracy of judgement.
According to one embodiment of present invention, first indoor environment temperature and indoor fan startup fortune are being judged
The difference of indoor environment temperature during row in first preset temperature range and first indoor environment temperature with it is described
The difference of first tube wall temperature is in second preset temperature range and the running frequency of first compressor and described the
After the step of difference of one highest goal running frequency is in the range of first predeterminated frequency, and it is determined that needing to carry out
Before the step of anti-condensation processing, in addition to：The rotating speed of the indoor fan is reduced to specified rotating speed, and in the room
When inner blower is run to the second preset duration, the second current rotating speed of the indoor fan is obtained, to determine and described second turn
Second highest goal running frequency of the compressor corresponding to speed, and obtain the second current indoor environment temperature, described
The second current running frequency of compressor, the second current tube wall temperature of the indoor heat exchanger and the current fortune of the air conditioner
Row electric current；Judge second indoor environment temperature with the difference of second tube wall temperature whether in the 3rd preset temperature range
The difference of interior, described second running frequency and the second highest goal running frequency whether in the range of the second predeterminated frequency,
Whether the running current is more than pre-set current value；Judging second indoor environment temperature and second tube wall temperature
Difference in the 3rd preset temperature range and second running frequency and the second highest goal running frequency difference
In the range of second predeterminated frequency and when the running current is more than the pre-set current value, perform the determination needs value
The step of carrying out the anti-condensation processing.
Anti-condensation processing method according to an embodiment of the invention for air conditioner, due to the running in air conditioner
In, higher indoor fan rotating speed can produce certain influence to the operation stability of air conditioner, so as to influence the accuracy judged,
So by the way that the rotating speed of indoor fan is reduced into specified rotating speed, and indoors fan operation to (such as 40 points of the second preset duration
Clock was to 60 minutes) when, according to the second running frequency and second of the second tube wall temperature of the indoor heat exchanger got, compressor
Highest goal running frequency and the current running current of air conditioner, to again determine whether to need to carry out anti-condensation processing, have
The probability of happening of erroneous judgement is reduced to effect, further increasing the accuracy of judgement.
According to one embodiment of present invention, first preset duration is 30 minutes to 50 minutes, and described first is default
Temperature range is 1 DEG C to 5 DEG C, and second preset temperature range is 10 DEG C to 18 DEG C, and the first predeterminated frequency scope is
0.5HZ to 1.5HZ.
According to one embodiment of present invention, second preset duration is 40 minutes to 60 minutes, and the described 3rd is default
Temperature range is 10 DEG C to 18 DEG C, and the second predeterminated frequency scope be 0.5HZ to 1.5HZ, the pre-set current value for 2A extremely
5A。
According to one embodiment of present invention, in addition to：When detecting that the air conditioner is in following either case, really
Surely the anti-condensation processing is exited：The difference of indoor environment temperature and the tube wall temperature of the indoor heat exchanger in any time period
More than assigned temperature, wherein, the assigned temperature is 12 DEG C to 20 DEG C；The running state parameter of the air conditioner changes, wherein,
The running state parameter includes the rotating speed of the indoor fan, target regulation temperature；The operational mode of the air conditioner changes；
The air conditioner is out of service；Sensor failure on the air conditioner；The running frequency of the compressor is zero.
Embodiment according to the second aspect of the invention, it is proposed that a kind of anti-condensation processing unit for air conditioner, institute
Stating air conditioner includes indoor fan, indoor heat exchanger and compressor, the anti-condensation processing unit for air conditioner, including：
Mode determination, for judging whether the air conditioner runs in a chiller mode；Detection unit, in the mode decision
When unit judges that the air conditioner is run with the refrigeration mode, indoor environment temperature residing for the air conditioner, described is detected
The running frequency of the tube wall temperature of indoor heat exchanger and the compressor；Processing unit, for according to the indoor environment temperature
The running frequency of degree, the tube wall temperature of the indoor heat exchanger and the compressor, it is determined whether need to carry out anti-condensation place
Reason.
Anti-condensation processing unit according to an embodiment of the invention for air conditioner, by air conditioner in a chiller mode
During operation, the tube wall temperature of indoor environment temperature, indoor heat exchanger according to residing for the air conditioner detected and compressor
Running frequency, it is determined whether need to carry out anti-condensation processing, enabling working environment and reality according to residing for air conditioner
Working condition, judge whether to need to carry out anti-condensation processing exactly, to carry out anti-condensation processing in time, efficiently solve solidifying
Reveal serious problems, it is practical, while avoid the problem of causing cost increase because installing humidity sensor.
The anti-condensation processing unit for air conditioner according to the abovementioned embodiments of the present invention, there can also be following technology
Feature：
According to one embodiment of present invention, the processing unit includes：First acquisition unit, for when the indoor wind
When machine is run to the first preset duration, the first current rotating speed of the indoor fan is obtained, to determine and first rotating speed pair
First highest goal running frequency of the compressor answered, and obtain the first current indoor environment temperature, the compression
The first tube wall temperature of the first current running frequency of machine and the indoor heat exchanger currently；First judging unit, for judging
Whether the difference of first indoor environment temperature and the indoor environment temperature during indoor fan startup optimization is pre- first
If in temperature range, whether the difference of first indoor environment temperature and first tube wall temperature in the second preset temperature model
Interior, described first running frequency is enclosed with the difference of the first highest goal running frequency whether in the first predeterminated frequency scope
It is interior；First determining unit, for judging first indoor environment temperature and the indoor fan in first judging unit
The difference of indoor environment temperature during startup optimization is in first preset temperature range and first indoor environment temperature
With the difference of first tube wall temperature in second preset temperature range and first running frequency and described first
When the difference of highest goal running frequency is in the range of first predeterminated frequency, it is determined that need to carry out the anti-condensation processing,
Otherwise, it determines the anti-condensation processing need not be carried out.
Anti-condensation processing unit according to an embodiment of the invention for air conditioner, because air conditioner is in startup optimization one
After the section time, its running status just can gradually be stablized, so passing through (such as 30 points of fan operation indoors to the first preset duration
Clock was to 50 minutes) when, according to the first indoor environment temperature, the first tube wall temperature of indoor heat exchanger and compression got
First running frequency of machine and the first highest goal running frequency, to determine whether to carry out anti-condensation processing so that get
Every data parameters are more accurate, so as to improve the accuracy of judgement.
According to one embodiment of present invention, in addition to：Adjustment of rotational speed unit, for judging in first identifying unit
The difference of first indoor environment temperature and the indoor environment temperature during indoor fan startup optimization is pre- described first
If in temperature range and the difference of first indoor environment temperature and first tube wall temperature is in second preset temperature
In the range of and first running frequency and the first highest goal running frequency difference in the first predeterminated frequency model
When enclosing interior, the rotating speed of the indoor fan is reduced to specified rotating speed；Second acquisition unit, for being run in the indoor fan
During to the second preset duration, the second current rotating speed of the indoor fan is obtained, to determine institute corresponding with second rotating speed
State the second highest goal running frequency of compressor, and to obtain the second current indoor environment temperature, the compressor current
The second running frequency, the second current tube wall temperature of the indoor heat exchanger and the current running current of the air conditioner；Institute
Stating processing unit also includes：Second judging unit, for judging second indoor environment temperature and second tube wall temperature
Difference whether in the 3rd preset temperature range, the difference of second running frequency and the second highest goal running frequency
Value whether in the range of the second predeterminated frequency, judge whether the running current is more than pre-set current value；Described first determines list
Member is specifically used for, and judges current second indoor environment temperature and the current second tube wall temperature in second judging unit
The difference of degree is in the 3rd preset temperature range and the running frequency of current second compressor and second highest
The difference of target operating frequency is in the range of second predeterminated frequency and the current flow is more than the pre-set current value
When, it is determined that needing to carry out the anti-condensation processing.
Anti-condensation processing unit according to an embodiment of the invention for air conditioner, due to the running in air conditioner
In, higher indoor fan rotating speed can produce certain influence to the operation stability of air conditioner, so as to influence the accuracy judged,
So by the way that the rotating speed of indoor fan is reduced into specified rotating speed, and indoors fan operation to (such as 40 points of the second preset duration
Clock was to 60 minutes) when, according to the second running frequency and second of the second tube wall temperature of the indoor heat exchanger got, compressor
Highest goal running frequency and the current running current of air conditioner, to again determine whether to need to carry out anti-condensation processing, have
The probability of happening of erroneous judgement is reduced to effect, further increasing the accuracy of judgement.
Embodiment according to the third aspect of the invention we, it is also proposed that a kind of air conditioner, including：As appointed in above-mentioned embodiment
The anti-condensation processing unit for air conditioner described in one.
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 in the description from combination accompanying drawings below to embodiment
Substantially and it is readily appreciated that, wherein：
Fig. 1 shows the exemplary flow of the anti-condensation processing method according to an embodiment of the invention for air conditioner
Figure；
Fig. 2 shows the schematic block diagram of the anti-condensation processing unit according to an embodiment of the invention for air conditioner；
Fig. 3 shows the schematic block diagram of air conditioner according to an embodiment of the invention；
Fig. 4 shows the signal stream of the anti-condensation processing method for air conditioner according to another embodiment of the invention
Cheng Tu.
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
To be different from other modes described here using other to implement, therefore, protection scope of the present invention is not by described below
Specific embodiment limitation.
Fig. 1 shows the exemplary flow of the anti-condensation processing method according to an embodiment of the invention for air conditioner
Figure.
Air conditioner of the present invention includes indoor fan, indoor heat exchanger and compressor.As shown in figure 1, according to this hair
The anti-condensation processing method for air conditioner of bright one embodiment, including：
Step 102, judge whether the air conditioner runs in a chiller mode；
Step 104, when judging that the air conditioner is run with the refrigeration mode, the interior residing for the air conditioner is detected
The running frequency of environment temperature, the tube wall temperature of the indoor heat exchanger and the compressor；
Step 106, according to the indoor environment temperature, the tube wall temperature of the indoor heat exchanger and the compressor
Running frequency, it is determined whether need to carry out anti-condensation processing.
By when air conditioner is run in a chiller mode, indoor environment temperature, room according to residing for the air conditioner detected
The tube wall temperature of interior heat exchanger and the running frequency of compressor, it is determined whether need to carry out anti-condensation processing, enabling root
According to the working environment residing for air conditioner and actual working condition, judge whether to need to carry out anti-condensation processing exactly, and
The anti-condensation processing of Shi Jinhang, condensation serious problems are efficiently solved, it is practical, while avoid because installing humidity sensor
And the problem of causing cost increase.
The anti-condensation processing method for air conditioner according to the abovementioned embodiments of the present invention, there can also be following technology
Feature：
According to one embodiment of present invention, according to the indoor environment temperature, the indoor heat exchanger tube wall temperature,
And the running frequency of the compressor, it is determined whether need to specifically include the step of carrying out anti-condensation processing：When the interior
During fan operation to the first preset duration, the first current rotating speed of the indoor fan is obtained, to determine and first rotating speed
First highest goal running frequency of the corresponding compressor, and obtain the first current indoor environment temperature, the pressure
The first tube wall temperature of the first current running frequency of contracting machine and the indoor heat exchanger currently；Judge first indoor environment
The difference of temperature and the indoor environment temperature during indoor fan startup optimization whether in the first preset temperature range, it is described
Whether the difference of the first indoor environment temperature and first tube wall temperature is in the second preset temperature range, first operation
Whether the difference of frequency and the first highest goal running frequency is in the range of the first predeterminated frequency；Judging first Room
The difference of indoor environment temperature when interior environment temperature and the indoor fan startup optimization is in first preset temperature range
The difference of interior and described first indoor environment temperature and first tube wall temperature in second preset temperature range and
When the difference of first running frequency and the first highest goal running frequency is in the range of first predeterminated frequency, really
Surely need to carry out the anti-condensation processing, otherwise, it determines the anti-condensation processing need not be carried out.
Due to air conditioner startup optimization for a period of time after, its running status just can gradually be stablized, so by room
When inner blower is run to the first preset duration (such as 30 minutes to 50 minutes), according to get the first indoor environment temperature, room
First tube wall temperature of interior heat exchanger and the first running frequency of compressor and the first highest goal running frequency, to determine
Whether anti-condensation processing is carried out so that the every data parameters got are more accurate, so as to improve the accuracy of judgement.
According to one embodiment of present invention, first indoor environment temperature and indoor fan startup fortune are being judged
The difference of indoor environment temperature during row in first preset temperature range and first indoor environment temperature with it is described
The difference of first tube wall temperature is in second preset temperature range and the running frequency of first compressor and described the
After the step of difference of one highest goal running frequency is in the range of first predeterminated frequency, and it is determined that needing to carry out
Before the step of anti-condensation processing, in addition to：The rotating speed of the indoor fan is reduced to specified rotating speed, and in the room
When inner blower is run to the second preset duration, the second current rotating speed of the indoor fan is obtained, to determine and described second turn
Second highest goal running frequency of the compressor corresponding to speed, and obtain the second current indoor environment temperature, described
The second current running frequency of compressor, the second current tube wall temperature of the indoor heat exchanger and the current fortune of the air conditioner
Row electric current；Judge second indoor environment temperature with the difference of second tube wall temperature whether in the 3rd preset temperature range
The difference of interior, described second running frequency and the second highest goal running frequency whether in the range of the second predeterminated frequency,
Whether the running current is more than pre-set current value；Judging second indoor environment temperature and second tube wall temperature
Difference in the 3rd preset temperature range and second running frequency and the second highest goal running frequency difference
In the range of second predeterminated frequency and when the running current is more than the pre-set current value, perform the determination needs value
The step of carrying out the anti-condensation processing.
Because in the running of air conditioner, higher indoor fan rotating speed can produce to the operation stability of air conditioner
It is certain to influence, so as to influence the accuracy judged, so by the way that the rotating speed of indoor fan is reduced into specified rotating speed, and indoors
During fan operation to the second preset duration (such as 40 minutes to 60 minutes), according to the second tube wall temperature of the indoor heat exchanger got
Degree, the second running frequency of compressor and the second highest goal running frequency and the current running current of air conditioner, come again
Determine the need for carrying out anti-condensation processing, significantly reduce the probability of happening of erroneous judgement, further increasing the standard of judgement
True property.
According to one embodiment of present invention, first preset duration is 30 minutes to 50 minutes, and described first is default
Temperature range is 1 DEG C to 5 DEG C, and second preset temperature range is 10 DEG C to 18 DEG C, and the first predeterminated frequency scope is
0.5HZ to 1.5HZ.
According to one embodiment of present invention, second preset duration is 40 minutes to 60 minutes, and the described 3rd is default
Temperature range is 10 DEG C to 18 DEG C, and the second predeterminated frequency scope be 0.5HZ to 1.5HZ, the pre-set current value for 2A extremely
5A。
According to one embodiment of present invention, in addition to：When detecting that the air conditioner is in following either case, really
Surely the anti-condensation processing is exited：The difference of indoor environment temperature and the tube wall temperature of the indoor heat exchanger in any time period
More than assigned temperature, wherein, the assigned temperature is 12 DEG C to 20 DEG C；The running state parameter of the air conditioner changes, wherein,
The running state parameter includes the rotating speed of the indoor fan, target regulation temperature；The operational mode of the air conditioner changes；
The air conditioner is out of service；Sensor failure on the air conditioner；The running frequency of the compressor is zero.
Fig. 2 shows the schematic block diagram of the anti-condensation processing unit according to an embodiment of the invention for air conditioner.
The air conditioner of the present invention includes indoor fan, indoor heat exchanger and compressor.As shown in Fig. 2 according to
The anti-condensation processing unit 200 for air conditioner of embodiments of the invention, including：Mode determination 202, for judging
State whether air conditioner runs in a chiller mode；Detection unit 204, for judging the air-conditioning in the mode determination 202
When device is run with the refrigeration mode, indoor environment temperature, the tube wall of the indoor heat exchanger residing for the air conditioner are detected
The running frequency of temperature and the compressor；Processing unit 206, for being changed according to the indoor environment temperature, the interior
The running frequency of the tube wall temperature of hot device and the compressor, it is determined whether need to carry out anti-condensation processing.
By when air conditioner is run in a chiller mode, indoor environment temperature, room according to residing for the air conditioner detected
The tube wall temperature of interior heat exchanger and the running frequency of compressor, it is determined whether need to carry out anti-condensation processing, enabling root
According to the working environment residing for air conditioner and actual working condition, judge whether to need to carry out anti-condensation processing exactly, and
The anti-condensation processing of Shi Jinhang, condensation serious problems are efficiently solved, it is practical, while avoid because installing humidity sensor
And the problem of causing cost increase.
The anti-condensation processing unit 200 for 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 processing unit 206 includes：First acquisition unit 2062, for working as
When stating indoor fan and running to the first preset duration, the first current rotating speed of the indoor fan is obtained, to determine and described the
First highest goal running frequency of the compressor corresponding to one rotating speed, and obtain the first current indoor environment temperature,
The first tube wall temperature of the first current running frequency of the compressor and the indoor heat exchanger currently；First judging unit
2064, for judging the difference of first indoor environment temperature and the indoor environment temperature during indoor fan startup optimization
Whether in the first preset temperature range, whether the difference of first indoor environment temperature and first tube wall temperature the
In two preset temperature ranges, the difference of first running frequency and the first highest goal running frequency it is whether pre- first
If in frequency range；First determining unit 2066, for judging first indoor environment in first judging unit 2064
The difference of indoor environment temperature when temperature and the indoor fan startup optimization is in first preset temperature range and institute
The difference of the first indoor environment temperature and first tube wall temperature is stated in second preset temperature range and described first
When the difference of running frequency and the first highest goal running frequency is in the range of first predeterminated frequency, it is determined that need into
The row anti-condensation processing, otherwise, it determines the anti-condensation processing need not be carried out.
Due to air conditioner startup optimization for a period of time after, its running status just can gradually be stablized, so by room
When inner blower is run to the first preset duration, according to the first indoor environment temperature, the first tube wall of indoor heat exchanger got
The first running frequency and the first highest goal running frequency of temperature and compressor, to determine whether to carry out anti-condensation processing,
So that the every data parameters got are more accurate, so as to improve the accuracy of judgement.
According to one embodiment of present invention, in addition to：Adjustment of rotational speed unit 208, in first identifying unit
2064 judge first indoor environment temperature with the difference of the indoor environment temperature during indoor fan startup optimization in institute
State in the first preset temperature range and the difference of first indoor environment temperature and first tube wall temperature is described second
Preset temperature range is interior and the difference of first running frequency and the first highest goal running frequency is pre- described first
If when in frequency range, the rotating speed of the indoor fan is reduced to specified rotating speed；Second acquisition unit 210, for described
When indoor fan is run to the second preset duration, the second current rotating speed of the indoor fan is obtained, to determine and described second
Second highest goal running frequency of the compressor corresponding to rotating speed, and obtain the second current indoor environment temperature, institute
It is current to state the second current running frequency of compressor, the second current tube wall temperature of the indoor heat exchanger and the air conditioner
Running current；The processing unit 206 also includes：Second judging unit 2068, for judging second indoor environment temperature
With the difference of second tube wall temperature whether in the 3rd preset temperature range, second running frequency with described second most
The difference of high target operating frequency whether in the range of the second predeterminated frequency, judge whether the running current is more than predetermined current
Value；First determining unit 2066 is specifically used for, and judges the current second Room inner ring in second judging unit 2068
The difference of border temperature and current second tube wall temperature is in the 3rd preset temperature range and current second compression
The difference of the running frequency of machine and the second highest goal running frequency is in the range of second predeterminated frequency and described works as
When preceding electric current is more than the pre-set current value, it is determined that needing to carry out the anti-condensation processing.
Because in the running of air conditioner, higher indoor fan rotating speed can produce to the operation stability of air conditioner
It is certain to influence, so as to influence the accuracy judged, so by the way that the rotating speed of indoor fan is reduced into specified rotating speed, and indoors
During fan operation to the second preset duration, according to the second fortune of the second tube wall temperature of the indoor heat exchanger got, compressor
Line frequency and the second highest goal running frequency and the current running current of air conditioner, to again determine whether to need to carry out
Anti-condensation processing, the probability of happening of erroneous judgement is significantly reduced, further increasing the accuracy of judgement.
Fig. 3 shows the schematic block diagram of air conditioner according to an embodiment of the invention.
As shown in figure 3, embodiment according to the third aspect of the invention we, it is also proposed that a kind of air conditioner 300, including：Such as
The anti-condensation processing unit 200 for air conditioner shown in Fig. 2.
Technical scheme is described further below in conjunction with Fig. 4.
As shown in figure 4, in the present embodiment, detected using interior sensor indoor at air conditioner in cooling mode
The parameters such as the running current of environment temperature T1 and indoor heat exchanger tube wall temperature T2 and detection air conditioner, according to these detections
Parameter, when meeting anti-condensation processing entry condition, anti-condensation processing is carried out, specifically includes following steps：
Step 402, judge whether air conditioner runs in a chiller mode, if so, performing step 404；Otherwise, step is performed
416。
Step 404, the indoor environment temperature T11 during indoor fan startup optimization of air conditioner is recorded, and starts timing room
The operation duration t of inner blower.
Step 406, when fan operation is to t1 indoors, record current indoor environment temperature T12, the interior of current air conditioner
The tube wall temperature T21 of heat exchanger, the compressor of current air conditioner running frequency Fr1, and the current rotating speed of indoor fan is obtained,
To determine the highest goal frequency Frmax1 of compressor corresponding to the rotating speed.Wherein, t1 prioritizing selections -50 minutes 30 minutes.
Step 408, judge whether to meet T11-T12<A and T12-T21<B1 and | Frmax1-Fr1 |<C1, if so, performing
Step 410；Otherwise, step 416 is performed.Wherein, 1 DEG C -5 DEG C of a values prioritizing selection；10 DEG C -18 DEG C of b1 prioritizing selections；C1 is preferentially selected
It is selected as 0.5Hz-1.5Hz；
Step 410, by indoor set rotating speed by current rotating speed switch to minimum speed (if be minimum speed if keep transporting
OK), when fan operation is to t2 indoors, detection current indoor environment temperature T13, current indoor heat exchanger tube wall temperature T22,
Running current I1, the running frequency Fr2 of current compressor of current air conditioner, and the current rotating speed of indoor fan is obtained, with true
The highest goal frequency Frmax2 of compressor corresponding to the fixed rotating speed.Wherein, t2 prioritizing selections -60 minutes 40 minutes.
Step 412, judge whether to meet T13-T22<B2 and | Frmax2-Fr2 |<C2 and I1>D, if so, performing step
414；Otherwise, step 416 is performed.Wherein, 10 DEG C -18 DEG C of b2 prioritizing selections；C2 prioritizing selections are 0.5Hz-1.5Hz；D is preferentially selected
It is selected as 2A-5A.
Step 414, anti-condensation processing is carried out.
Step 416, active user is kept to set state operation.
In Fig. 4, after step 408 judgement, also need again to be judged by step 410 and step 412, it is just final true
Recognize and whether enter anti-condensation processing, technical scheme can also judge to meet condition T11-T12 in step 408<A and
T12-T21<B1 and | Frmax1-Fr1 |<During c1, directly determine to enter anti-condensation processing.
After air conditioner enters anti-condensation processing, if detect that air conditioner is in following either case, it is determined that exiting anti-
Condensation processing：
1), under refrigeration mode, the tube wall temperature T2 of indoor environment temperature T1 and indoor heat exchanger in air conditioner running
Difference is more than e, wherein, e is preferably 12 DEG C to 20 DEG C；
2), the running state parameter of air conditioner changes, wherein, the running state parameter includes turning for the indoor fan
Speed, target regulation temperature；
3), the operational mode of air conditioner changes；
4), air conditioner is out of service；
5), the sensor failure on air conditioner；
6), the running frequency of compressor is zero.
In addition, after air conditioner exits anti-condensation processing,All detection record datas in said process are removed automatically.
Technical scheme is described in detail above in association with accompanying drawing, and the present invention, which proposes, a kind of new is used for air conditioner
Anti-condensation processing scheme, can judge whether to need to carry out exactly according to the actual working environment of air conditioner and working condition
Anti-condensation processing, it is practical to carry out anti-condensation processing in time, while avoid and cause cost because installing humidity sensor
The problem of rising.
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 (8)
1. a kind of anti-condensation processing method for air conditioner, it is characterised in that the air conditioner includes indoor fan, interior is changed
Hot device and compressor, the anti-condensation processing method for air conditioner, including：
Judge whether the air conditioner runs in a chiller mode；
When judging that the air conditioner is run with the refrigeration mode, indoor environment temperature residing for the air conditioner, institute are detected
State the tube wall temperature of indoor heat exchanger and the running frequency of the compressor；
According to the running frequency of the indoor environment temperature, the tube wall temperature of the indoor heat exchanger and the compressor, really
It is fixed whether to need to carry out anti-condensation processing；
Wherein, according to the operation of the indoor environment temperature, the tube wall temperature of the indoor heat exchanger and compressor frequency
Rate, it is determined whether need to specifically include the step of carrying out anti-condensation processing：
When the indoor fan is run to the first preset duration, the first current rotating speed of the indoor fan is obtained, to determine
First highest goal running frequency of the compressor corresponding with first rotating speed, and obtain the first current indoor ring
The first tube wall temperature of the first current running frequency of border temperature, the compressor and the indoor heat exchanger currently；
Whether the difference of indoor environment temperature when judging first indoor environment temperature and the indoor fan startup optimization
In the first preset temperature range, the difference of first indoor environment temperature and first tube wall temperature it is whether pre- second
If in temperature range, whether the difference of first running frequency and the first highest goal running frequency in the first default frequency
In the range of rate；
Exist in the difference for judging first indoor environment temperature and the indoor environment temperature during indoor fan startup optimization
In first preset temperature range and first indoor environment temperature and first tube wall temperature difference described the
In two preset temperature ranges and the difference of first running frequency and the first highest goal running frequency is described first
When in the range of predeterminated frequency, it is determined that needing to carry out the anti-condensation processing, otherwise, it determines the anti-condensation place need not be carried out
Reason.
2. the anti-condensation processing method according to claim 1 for air conditioner, it is characterised in that judging described first
The difference of indoor environment temperature when indoor environment temperature and the indoor fan startup optimization is in the first preset temperature model
In enclosing and first indoor environment temperature and first tube wall temperature difference in second preset temperature range,
And the difference of first running frequency and the first highest goal running frequency is in the range of first predeterminated frequency
After step, and before the step of it is determined that needing to carry out the anti-condensation processing, in addition to：
The rotating speed of the indoor fan is reduced to specified rotating speed, and when the indoor fan is run to the second preset duration,
The second current rotating speed of the indoor fan is obtained, to determine the second highest of the compressor corresponding with second rotating speed
Target operating frequency, and obtain the second current running frequency of the second current indoor environment temperature, the compressor, described
The second current tube wall temperature of indoor heat exchanger and the current running current of the air conditioner；
Judge second indoor environment temperature and second tube wall temperature difference whether in the 3rd preset temperature range,
The difference of second running frequency and the second highest goal running frequency whether in the range of the second predeterminated frequency, it is described
Whether running current is more than pre-set current value；
Judging second indoor environment temperature with the difference of second tube wall temperature in the 3rd preset temperature range
The difference of interior and described second running frequency and the second highest goal running frequency is in the second predeterminated frequency scope
When interior and described running current is more than the pre-set current value, performing the determination needs to carry out the step of the anti-condensation processing
Suddenly.
3. the anti-condensation processing method according to claim 1 for air conditioner, it is characterised in that
First preset duration be 30 minutes to 50 minutes, first preset temperature range be 1 DEG C to 5 DEG C, described second
Preset temperature range is 10 DEG C to 18 DEG C, and the first predeterminated frequency scope is 0.5HZ to 1.5HZ.
4. the anti-condensation processing method according to claim 2 for air conditioner, it is characterised in that
Second preset duration is 40 minutes to 60 minutes, and the 3rd preset temperature range is 10 DEG C to 18 DEG C, described the
Two predeterminated frequency scopes are 0.5HZ to 1.5HZ, and the pre-set current value is 2A to 5A.
5. the anti-condensation processing method according to any one of claim 1 to 4 for air conditioner, in addition to：
When detecting that the air conditioner is in following either case, it is determined that exiting the anti-condensation processing：
The difference of indoor environment temperature and the tube wall temperature of the indoor heat exchanger in any time period is more than assigned temperature, its
In, the assigned temperature is 12 DEG C to 20 DEG C；
The running state parameter of the air conditioner changes, wherein, rotating speed of the running state parameter including the indoor fan,
Target adjusts temperature；
The operational mode of the air conditioner changes；
The air conditioner is out of service；
Sensor failure on the air conditioner；
The running frequency of the compressor is zero.
6. a kind of anti-condensation processing unit for air conditioner, it is characterised in that the air conditioner includes indoor fan, interior is changed
Hot device and compressor, the anti-condensation processing unit for air conditioner, including：
Mode determination, for judging whether the air conditioner runs in a chiller mode；
Detection unit, for when the mode determination judges that the air conditioner is run with the refrigeration mode, detecting institute
State indoor environment temperature, the tube wall temperature of the indoor heat exchanger and the running frequency of the compressor residing for air conditioner；
Processing unit, for according to the indoor environment temperature, the tube wall temperature of the indoor heat exchanger and the compressor
Running frequency, it is determined whether need to carry out anti-condensation processing；
The processing unit includes：
First acquisition unit, for when the indoor fan is run to the first preset duration, it is current to obtain the indoor fan
The first rotating speed, to determine the first highest goal running frequency of corresponding with first rotating speed compressor, and obtain
Take the first running frequency that the first current indoor environment temperature, the compressor are current and the indoor heat exchanger it is current the
One tube wall temperature；
First judging unit, for judging first indoor environment temperature and the indoor ring during indoor fan startup optimization
Whether the difference of border temperature is in the first preset temperature range, first indoor environment temperature and first tube wall temperature
Whether difference is in the second preset temperature range, the difference of first running frequency and the first highest goal running frequency
Whether in the range of the first predeterminated frequency；
First determining unit, for judging first indoor environment temperature and the indoor fan in first judging unit
The difference of indoor environment temperature during startup optimization is in first preset temperature range and first indoor environment temperature
With the difference of first tube wall temperature in second preset temperature range and first running frequency and described first
When the difference of highest goal running frequency is in the range of first predeterminated frequency, it is determined that need to carry out the anti-condensation processing,
Otherwise, it determines the anti-condensation processing need not be carried out.
7. the anti-condensation processing unit according to claim 6 for air conditioner, it is characterised in that also include：
Adjustment of rotational speed unit, for judging first indoor environment temperature and the indoor fan in first judging unit
The difference of indoor environment temperature during startup optimization is in first preset temperature range and first indoor environment temperature
With the difference of first tube wall temperature in second preset temperature range and first running frequency and described first
When the difference of highest goal running frequency is in the range of first predeterminated frequency, the rotating speed of the indoor fan is reduced to finger
Determine rotating speed；
Second acquisition unit, for when the indoor fan is run to the second preset duration, it is current to obtain the indoor fan
The second rotating speed, to determine the second highest goal running frequency of corresponding with second rotating speed compressor, and obtain
Take that the second current running frequency of the second current indoor environment temperature, the compressor, the indoor heat exchanger are current
Two tube wall temperatures and the current running current of the air conditioner；
The processing unit also includes：Second judging unit, for judging second indoor environment temperature and the described second pipe
Whether the difference of wall temperature is in the 3rd preset temperature range, second running frequency and second highest goal operation frequency
The difference of rate whether in the range of the second predeterminated frequency, judge whether the running current is more than pre-set current value；
First determining unit is specifically used for, second judging unit judge current second indoor environment temperature with
The difference of current second tube wall temperature is in the 3rd preset temperature range and second running frequency and described the
The difference of two highest goal running frequencies is in the range of second predeterminated frequency and the current flow is more than the default electricity
During flow valuve, it is determined that needing to carry out the anti-condensation processing.
A kind of 8. air conditioner, it is characterised in that including：
The anti-condensation processing unit for air conditioner as claimed in claims 6 or 7.
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