CN110195919A - A kind of control method and air conditioner of air conditioner - Google Patents
A kind of control method and air conditioner of air conditioner Download PDFInfo
- Publication number
- CN110195919A CN110195919A CN201910465947.2A CN201910465947A CN110195919A CN 110195919 A CN110195919 A CN 110195919A CN 201910465947 A CN201910465947 A CN 201910465947A CN 110195919 A CN110195919 A CN 110195919A
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- temperature
- air conditioner
- inner ring
- air
- compressor
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
- F24F11/32—Responding to malfunctions or emergencies
- F24F11/38—Failure diagnosis
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
- F24F11/49—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring ensuring correct operation, e.g. by trial operation or configuration checks
-
- 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
- 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
-
- 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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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Fuzzy Systems (AREA)
- Mathematical Physics (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The present invention provides a kind of control method of air conditioner and air conditioner, the control method includes: to detect the inactive preceding inner disc temperature of compressor, and the inner disc temperature T1 that will acquire opens air-conditioning as inner ring temperature；Start within a hour of operation of air conditioner, within circumstance temperature degree be T1 control run；After operation of air conditioner reaches a hours, stops the outer blower of compressor, detect inner disc temperature again after the first predetermined time, using inner disc temperature T2 at this time as inner ring temperature, calculate the temperature change rate Δ T in operation of air conditioner a hours；Within the b hour of air-conditioning follow-up operation, operation of air conditioner is controlled using T3 as inner ring temperature, wherein the T3 is determined on the basis of the inner ring temperature T2 according to the temperature change rate Δ T and real time execution duration.As a result, in the air conditioner circumstance temperature degree sensor degradation when, compressor is controlled by the inner disc temperature under detection air-conditioning particular state, guarantees that air-conditioner set operates normally, the user experience is improved.
Description
Technical field
The present invention and air-conditioning technical field, in particular to the control method and air conditioner of a kind of air-conditioning.
Background technique
Currently, most of air-conditioning is in order to preferably detect indoor environment temperature, inner ring temperature sensor is generally all exposed to be set
In outside air-conditioning, due to the special mounting position of inner ring temperature sensor, it is easily damaged in air-conditioning installation and use process, and
Air-conditioning is unable to operate normally after damage, influences user experience.
Summary of the invention
Problems solved by the invention be how air-conditioning inner ring temperature sensor damage in the case where realize air conditioner just
Often operation promotes user experience.
To solve the above problems, the present invention provides a kind of control method of air conditioner, comprising:
The inactive preceding inner disc temperature of compressor is detected, the inner disc temperature T1 that will acquire opens air-conditioning as inner ring temperature；
Start within a hour of operation of air conditioner, within circumstance temperature degree be T1 control run；
After operation of air conditioner reaches a hours, stops the outer blower of compressor, detect inner disc temperature again after the first predetermined time
Degree calculates the temperature change rate Δ T in operation of air conditioner a hours using inner disc temperature T2 at this time as inner ring temperature；
Within the b hour of air-conditioning follow-up operation, to estimate that inner ring temperature T3 controls operation of air conditioner as inner ring temperature,
In, the estimation inner ring temperature T3 is on the basis of the inner ring temperature T2, according to the temperature change rate Δ T and real time execution
Duration determines.
As a result, in the air conditioner circumstance temperature degree sensor degradation when, by detection air-conditioning particular state under inner disc temperature (i.e.
Compression inner coil pipe temperature) control compressor, inside and outside blower operates normally, to guarantee that air-conditioner set operates normally, improve
User experience.
Further, air conditioner is according to every described a hours and described b hours is a cycle circular flow, complete in air-conditioning
After described b hours operation, stops the outer blower of compressor again, detect inner disc temperature T1 again after the second predetermined time and make
For inner ring temperature at this time；Return it is described beginning within a hour of operation of air conditioner, within circumstance temperature degree be T1 control run the step of.
By periodically controlling air conditioner operation, the air conditioner inner ring temperature of setting can be effectively ensured close to actual interior circumstance temperature
Degree.
Further, the estimation inner ring temperature T3 changes speed according to the temperature on the basis of inner ring temperature T2
Degree Δ T and the determination of real time execution duration include:
T3=T2+ Δ T × t
Wherein, t is the real time execution duration started after the operation of this period inner compressor is a hours full, t≤b, Δ T=(T2-
T1)/a.By a hours before calculating temperature change rates, so as to the current inner ring temperature of subsequent b hours real-time estimation again
Value, further improve setting inner ring temperature accuracy.
Further, outside the stopping compressor when blower, the inner blower of air conditioner room unit presses former revolving speed operation.Due to
Indoor unit continues to remain operational, thus user still can experience refrigeration or heating effect, and the user experience is improved.
Further, the control method further include:
If reaching target temperature shutdown during operation of air conditioner, first shut down the third predetermined time, it is rear to detect inner disc temperature
As inner ring temperature, determine whether to reach unlocking condition, if meeting unlocking condition, open and return detection compressor it is inactive
The step of preceding inner disc temperature.After temperature reaches target temperature, after air conditioner shuts down the predetermined time, inner disc temperature, which is restored to, to be connect
Inner ring temperature can be approximately considered as inner ring temperature, to further control operation of air conditioner by nearly room temperature.
Further, the unlocking condition is that temperature exceeds predetermined temperature range.
Further, when stopping blower outside compressor under heating mode in operation of air conditioner, while inner disc temperature is detected, when
When inner disc temperature is less than predetermined temperature threshold, upper bottom wind item is put to upward minimum angles.In a heating mode, inner disc temperature
It then indicates that outlet air at this time is cooler when spending smaller, therefore upper bottom wind item is swung into upward minimum angles, while indoor unit
Compressor inner blower continues to run by low wind, and preventing the wind blown out when the operation of low wind in a heating mode, cooler to cause user to have cold
Sense, keeps user's use feeling more comfortable.
Further, when stopping blower outside compressor under heating mode in operation of air conditioner, wind in the compressor of indoor unit
Machine is run by low wind.Since indoor unit keeps low wind operation, indoor cooling or heating effect can be kept, meanwhile, in setting
Circumstance temperature degree will not cause user experience to be deteriorated there may be in the case where deviation because of wind speed is too high.
Further, first predetermined time, the second predetermined time are 2-5min；The third predetermined time is 10-
20min.Shorter downtime can be chosen by shutting down when air-conditioning does not reach target temperature, therefore the first predetermined time, second are in advance
It fixes time relatively short, to guarantee cooling or heating effect；When air-conditioning is to reach target temperature, shutdown can suitably be shut down longer
Time, therefore the third predetermined time can be relatively long.
Further, before executing above-mentioned steps, judge whether inner ring temperature sensor damages, if it is determined that after damage,
If air-conditioning is currently running, reports inner ring sensor fault and shut down, is executed after air-conditioning is again turned on by the control method；If
Air-conditioning is shutdown status, then the control method executes when being switched on.
According to a further aspect of the invention, a kind of air conditioner is provided, comprising:
Readable storage medium storing program for executing, for storing executable instruction；
One or more processors execute the control method of foregoing air conditioner according to the executable instruction.
Detailed description of the invention
Fig. 1 is the flow chart of the air condition of that present invention control method；
Fig. 2 is the inner ring temperature schematic diagram of first embodiment of the invention air conditioner control operation；
Fig. 3 is the inner ring temperature schematic diagram of second embodiment of the invention air conditioner control operation.
Specific embodiment
Air conditioner detects inside environment temperature by inner ring temperature sensor to control compressor, inside and outside blower not at present
Same operating status, when the damage of inner ring temperature sensor, air-conditioning report failure, air-conditioning is unable to operate normally, therefore can be to user
Life brings inconvenience, and influences user experience.
Air-conditioner control method of the invention is normally transported when interior ring temperature sensor is normal by the inner ring temperature detected
Row when inner ring temperature is damaged, compressor is controlled by the inner disc temperature under detection air-conditioning particular state, and can be according to operation feelings
The internal circumstance temperature degree of condition is estimated that inside and outside blower operates normally at this time, guarantees that unit operates normally.Thus, it is possible in interior circumstance temperature
It is same to guarantee that air-conditioner set operate normally when spending sensor degradation, promote user experience.
Inner ring temperature sensor damage after, inner ring sensor fault is reported if air-conditioning is currently running and is shut down, when air-conditioning again
It is executed after secondary unlatching by scheduled control strategy；If when damage being shutdown status, executed by scheduled control strategy when booting；Together
When whole service during, Display panel sensor fault, remind user replace inner ring temperature sensor.
Fig. 1 is the flow chart of the air condition of that present invention control method, as shown in Figure 1, the air condition of that present invention control method includes:
S1, the inner disc temperature T1 before detection compressor is inactive open air-conditioning as inner ring temperature by T1 value at this time；
S2, within operation of air conditioner initial a hour, inner ring temperature is by T1 control operation；
S3 stops the outer blower of compressor, when compressor inner blower presses former revolving speed operation t1 after operation of air conditioner reaches a hours
Between, general t1 is 2-5min, detects inner disc temperature again as inner ring temperature, inner disc temperature at this time is T2；Temperature is calculated to change
Speed change degree Δ T=(T1-T2)/Δ t, wherein Δ t is a hours；Wherein, Δ T is positive value under refrigeration mode, under heating mode, Δ
T is negative value.
S4, within the b hour of follow-up operation, inner ring temperature by estimation inner ring temperature T3 carry out operation control, wherein estimating
The real-time inner ring temperature that a hours operational effects calculate before according to inner ring temperature, T3=T2- Δ T × t, t are that this a+b is small
When the operation of period inner compressor full a hours after the real time execution duration that starts, t≤b, unit h.
After S5, the above-mentioned total a+b hour operation of completion:
Stop the outer blower of compressor, inner blower runs the t2 time by original revolving speed, and general t2 is 2-5min, detects inner disc again
Temperature and as inner ring temperature at this time；Above-mentioned steps S2 is returned to, air-conditioning continues to run by above-mentioned loop control, i.e. the every operation of air-conditioning
A+b hour calculates a cycle, runs by this loop cycle.
In above-mentioned operational process, if occurring shutting down up to temperature during operation of air conditioner, the t3 time is directly first shut down, t3 is general
Value is 10-20min, and the rear inner disc temperature T1 that detects determines whether to reach unlocking condition, if meeting open strip as inner ring temperature
Part is then opened and return step S1, continues to run by above-mentioned circulation.The unlocking condition is generally temperature beyond target temperature
Range.
Above-mentioned parameter can determine according to actual needs, and shorter stop can be chosen by shutting down when air-conditioning does not reach target temperature
The machine time, therefore setting t1, t2 is relatively short, to guarantee cooling or heating effect；Shutting down when air-conditioning is to reach target temperature can
Suitably to shut down the long period, therefore t3 can be relatively long.
To make the above purposes, features and advantages of the invention more obvious and understandable, with reference to the accompanying drawing to the present invention
Specific embodiment be described in detail.
Embodiment one
In first illustrative examples of the invention, a kind of air-conditioner control method is provided, Fig. 2 is the present invention first
The inner ring temperature schematic diagram of embodiment air conditioner control operation.The control mode includes:
It is switched on after S101, power-on of air conditioner, the inner disc temperature Tem that will test before compressor is inactive, and as interior
Tai at this time is denoted as T1 by circumstance temperature degree Tai, i.e. Tai=Tem, and air-conditioning is opened by T1 value at this time；
S102, air-conditioning are run in cooling mode, and in an initial hour of operation of air conditioner, inner ring temperature is by T1 control fortune
Row；
S103, compressor stop the outer blower of compressor, interior compression machine inner blower after refrigeration mode operation is one hour full
3min is run by original revolving speed, inner disc temperature Tem is detected again using Tem at this time as inner ring temperature Tai and is denoted as T2；It calculates
Temperature drop speed Δ T refrigeration=T1-T2/ Δ t when refrigeration, wherein Δ t be 1 hour, unit be DEG C/h.
S104, within two hours of follow-up operation, inner ring temperature carries out operation control by T3, wherein T3=T2- Δ T system
Cold × t, t are that compressor runs the runing time started after a full hour, unit h.
After S105, the above-mentioned totally 3 hours operations of completion:
When refrigeration mode, stop the outer blower of compressor, inner blower runs 3min by original revolving speed, detects inner disc temperature again
Tem at this time is defined as Tai, is denoted as T1 ' by Tem；Return step S2, air-conditioning continue to run by above-mentioned loop control, i.e. air-conditioning
3 hours of every operation calculate a cycle, run by this loop cycle.
In above-mentioned operational process, if occurring shutting down up to temperature during operation of air conditioner, 15min is directly first shut down, it is rear to detect
Inner disc temperature Tem, while it being defined as T1, determine whether to reach unlocking condition, opens and return if meeting unlocking condition
Step S1 is continued to run by above-mentioned circulation again.The unlocking condition is generally temperature beyond target temperature threshold value.
By above-mentioned control mode, when inner ring temperature sensor damages, can guarantee can normally be obtained when air-conditioning shuts down, runs
The temperature Tai of indoor environment, to guarantee that air conditioner operates normally.
Embodiment two
In second illustrative examples of the invention, a kind of air-conditioner control method is provided, Fig. 3 is the present invention second
The inner ring temperature schematic diagram of embodiment air conditioner control operation.The control mode includes:
It is switched on after S201, power-on of air conditioner, the inner disc temperature Tem that will test before compressor is inactive is defined as inner ring temperature
Tai at this time is denoted as T1 by Tai, i.e. Tai=Tem, and air-conditioning is opened by T1 value at this time；
S202, air-conditioning are run in a heating mode, and within an initial hour of operation, inner ring temperature is by T1 control fortune
Row；
S203, compressor stop the outer blower of compressor after heating mode operation is one hour full, while detecting inner disc temperature
Tem, when 35 DEG C of Tem >, the compressor inner blower of indoor unit is run by low wind, if Tem≤35 DEG C, then it represents that outlet air at this time
It is cooler, therefore upper bottom wind item is swung into upward minimum angles, by the way that upper bottom wind item is transferred to upward minimum angles, prevent
User has creeping chill when only low wind is run in a heating mode, while the compressor inner blower of indoor unit continues to run by low wind,
Inner disc temperature Tem is detected after 3min, and Tem at this time is defined as Tai, is denoted as T2.Calculate temperature rise temperature drop speed Δ T when refrigeration
Heating=(T2-T1)/Δ t, wherein Δ t be 1 hour, unit be DEG C/h.
S204, within two hours of follow-up operation, inner ring temperature sensor carries out operation control by T3, wherein T3=T2
+ Δ T heating × t, t are runing time, unit h.
After S205, the above-mentioned totally 3 hours operations of completion:
When heating mode, stop the outer blower of compressor, while detecting inner disc temperature Tem, when 35 DEG C of Tem >, indoor unit
Compressor inner blower is run by low wind, if Tem≤35 DEG C, upper bottom wind item swings to upward minimum angles, while indoor unit
Compressor inner blower continues to run by low wind, and inner disc temperature Tem is detected after 3min, Tem at this time is defined as Tai, is denoted as
T1 ', air-conditioning continue to run by above-mentioned loop control, and 3 hours of the every operation of return step S202, i.e. air-conditioning calculate a cycle, press
The operation of this loop cycle.
In above-mentioned operational process, if occurring shutting down up to temperature during operation of air conditioner, 15min is directly first shut down, in rear detection
Disk temperature Tem, while it being defined as T1, determine whether to reach unlocking condition, is opened if meeting unlocking condition and return to step
Rapid S201 is continued to run by above-mentioned circulation again.The unlocking condition is generally temperature lower than target temperature threshold value.
By above-mentioned control mode, when inner ring temperature sensor damages, can guarantee can normally be obtained when air-conditioning shuts down, runs
The temperature of indoor environment, to guarantee that air conditioner operates normally.Meanwhile in a heating mode, it prevents from leading since inner disc temperature is low
The problem for causing outlet air excessively cool, the user experience is improved.
Embodiment three
In third illustrative examples of the present invention, a kind of air conditioner, including readable storage medium storing program for executing and one are provided
Or multiple processors, the memory store executable instruction, one or more of processors are according to the executable instruction
The control method for executing foregoing air conditioner controls the air conditioner, in interior circumstance temperature degree sensor degradation, together
Sample guarantees that air-conditioner set can operate normally, and promotes user experience.
Although present disclosure is as above, present invention is not limited to this.Anyone skilled in the art are not departing from this
It in the spirit and scope of invention, can make various changes or modifications, therefore protection scope of the present invention should be with claim institute
Subject to the range of restriction.
Claims (10)
1. a kind of control method of air conditioner characterized by comprising
The inactive preceding inner disc temperature of compressor is detected, the inner disc temperature T1 that will acquire opens air-conditioning as inner ring temperature；
Start within a hour of operation of air conditioner, within circumstance temperature degree be T1 control run；
After operation of air conditioner reaches a hours, stops the outer blower of compressor, detect inner disc temperature again after the first predetermined time, it will
Inner disc temperature T2 at this time calculates the temperature change rate Δ T in operation of air conditioner a hours as inner ring temperature；
Within the b hour of air-conditioning follow-up operation, to estimate that inner ring temperature T3 controls operation of air conditioner as inner ring temperature, wherein institute
Estimation inner ring temperature T3 is stated on the basis of the inner ring temperature T2, according to the temperature change rate Δ T and real time execution duration
It determines.
2. control method according to claim 1, which is characterized in that further include:
After air-conditioning completes the b hour operation, stop the outer blower of compressor again, detected again after the second predetermined time in
Disk temperature T1 and as inner ring temperature at this time；Return it is described beginning within a hour of operation of air conditioner, within circumstance temperature degree be T1 control
The step circular flow of operation.
3. control method according to claim 1, which is characterized in that the estimation inner ring temperature T3 is in the inner ring temperature
On the basis of T2, include: according to the temperature change rate Δ T and the determination of real time execution duration
T3=T2+ Δ T × t
Wherein, t is the real time execution duration that operation completely starts after a hours in this period, t≤b, Δ T=(T2-T1)/a.
4. control method according to claim 1, which is characterized in that outside the stopping compressor when blower, air conditioner chamber
The inner blower of interior machine presses former revolving speed operation.
5. control method according to claim 1, which is characterized in that further include:
If reaching target temperature during operation of air conditioner and shutting down, first shut down the third predetermined time, the rear inner disc temperature that detects is made
For inner ring temperature, determine whether to reach unlocking condition, if meeting unlocking condition, open and return detection compressor it is inactive before
Inner disc temperature the step of.
6. control method according to claim 1, which is characterized in that the unlocking condition is that temperature exceeds predetermined temperature model
It encloses.
7. control method according to claim 1, which is characterized in that stop compressor under heating mode in operation of air conditioner
When outer blower, while detecting inner disc temperature Tem, when Tem be less than predetermined temperature threshold when, by upper bottom wind item put to it is upward most
Low-angle.
8. control method according to claim 1, which is characterized in that stop compressor under heating mode in operation of air conditioner
When outer blower, the compressor inner blower of indoor unit is run by low wind.
9. control method according to claim 1, which is characterized in that further include:
Judge whether sensor damages, if it is determined that, if air-conditioning is currently running, reports inner ring sensor fault after damage and shut down,
It is run after air-conditioning is again turned on by the described in any item methods of the claim 1-8；If air-conditioning is shutdown status, when booting
By the described in any item method operations of the claim 1-8.
10. a kind of air conditioner characterized by comprising
Readable storage medium storing program for executing, for storing executable instruction；
One or more processors execute the controlling party of air conditioner as claimed in claims 1-9 according to the executable instruction
Method.
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| CN201910465947.2A CN110195919B (en) | 2019-05-30 | 2019-05-30 | Control method of air conditioner and air conditioner |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910465947.2A CN110195919B (en) | 2019-05-30 | 2019-05-30 | Control method of air conditioner and air conditioner |
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| CN110195919B CN110195919B (en) | 2020-11-24 |
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| Publication number | Publication date |
|---|---|
| CN110195919B (en) | 2020-11-24 |
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