CN104633838B - Prevent the control method dripped when air-conditioning internal machine is started shooting - Google Patents
Prevent the control method dripped when air-conditioning internal machine is started shooting Download PDFInfo
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- CN104633838B CN104633838B CN201310567688.7A CN201310567688A CN104633838B CN 104633838 B CN104633838 B CN 104633838B CN 201310567688 A CN201310567688 A CN 201310567688A CN 104633838 B CN104633838 B CN 104633838B
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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
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- 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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- Combustion & Propulsion (AREA)
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Abstract
The invention provides it is a kind of prevent that air-conditioning internal machine from starting shooting when the control method dripped.The control method comprises the following steps:When the air-conditioning internal machine during refrigerating operaton receives off signal, the electric auxiliary heat of air-conditioning internal machine is opened;Judge whether to meet the condition for preventing the auxiliary heat setting dew of electricity;If preventing the condition of the auxiliary heat setting dew of electricity described in meeting, the auxiliary heat of electricity is closed.According to the control method dripped when preventing that air-conditioning internal machine from starting shooting of the present invention, due to opening the electric auxiliary heat of air-conditioning internal machine after air-conditioning internal machine receives off signal, and close the auxiliary heat of electricity after the condition for judging to meet to prevent the auxiliary heat setting dew of electricity, condensation is produced in the auxiliary hot surface of electricity so as to effectively prevent, and then the indoor set that can alleviate when starting shooting again after air-conditioning internal machine refrigerating operaton drips problem.
Description
Technical field
The present invention relates to air-conditioning technique field, more particularly, to it is a kind of prevent that air-conditioning internal machine from starting shooting when drip
Control method.
Background technology
At present, for air-conditioner set when cooling in summer is started shooting, air-conditioning internal machine is likely to occur the situation of dripping, and the use to user is made
Into very big puzzlement.In the prior art, the air-conditioning internal machine condensation problem in running has fully been paid close attention in air-conditioner set design,
Such as by improving the condensation problem of indoor set near evaporator or the methods of air outlet sets electricity auxiliary hot, but opened just
The problem of air-conditioning internal machine drips during air-conditioner set still annoyings manufacturer and the user of air-conditioner set, have impact on air-conditioner set
Quality.
Present inventor has found by long-term observation and analysis, and air-conditioning internal machine drips this when causing the air-conditioner set to start shooting
The reason for one problem, is as follows:
(1) when there is condensation in air-conditioning internal machine, in the region that some humidity are larger, or when evaporator temperature is too low, refrigeration fortune
Air-conditioning internal machine can produce condensation during row, and the condensation water in the auxiliary heat of electricity is not easy to drain.
(2) when condensation does not occur in air-conditioning internal machine, during refrigerating operaton, evaporator temperature is higher than ambient dew point temperature,
Condensation will not occur for interior machine.But after shutting down, indoor hot-air enters air-conditioning internal machine, and the auxiliary hot surface temperature of electricity is less than hot-air
Dew-point temperature, when hot-air with electricity is auxiliary thermally contact when, condensation, when user starts shooting again, condensation can be formed on the auxiliary hot surface of electricity
Water can be blown.
The content of the invention
Purpose is to provide a kind of control method for preventing from dripping when air-conditioning internal machine from starting shooting, it is intended to alleviates air-conditioning internal machine start
When problem of dripping.
To realize object above, the present invention provides a kind of control method for preventing from dripping when air-conditioning internal machine from starting shooting, including such as
Lower step:When the air-conditioning internal machine during refrigerating operaton receives off signal, the electric auxiliary heat of air-conditioning internal machine is opened;Judgement is
No satisfaction prevents the condition of the auxiliary heat setting dew of electricity;If meeting the condition for preventing the auxiliary heat setting dew of electricity, the auxiliary heat of electricity is closed.
Further, open air-conditioning internal machine it is electric it is auxiliary it is hot after, in addition to judge air-conditioning internal machine whether condensation the step of, such as
Fruit judged result is yes, the then persistently operation of the blower fan of air-conditioning internal machine;If it is judged that being no, then the wind of air-conditioning internal machine is closed
Machine.
Further, judge air-conditioning internal machine whether condensation the step of include:The humidity value of air-conditioning internal machine is detected, judges that this is wet
Whether angle value is more than or equal to default humidity threshold, air-conditioning internal machine condensation is if it is judged, if otherwise judged in air-conditioning
Machine does not have condensation.
Further, after judging air-conditioning internal machine condensation, when satisfaction prevents the condition of the auxiliary heat setting dew of electricity and closes electric auxiliary hot,
The step of also including closing the blower fan of air-conditioning internal machine.
Further, the condition of the auxiliary heat setting dew of electricity is prevented to be more than or equal to predetermined amount of time including the time that the auxiliary heat of electricity is opened
t0.Further, predetermined amount of time t0 is calculated by the real-time parameter of air-conditioning internal machine, and real-time parameter connects including air-conditioning internal machine
The dew-point temperature T0 of environment and electricity auxiliary hot surface temperature T1 when receiving off signal.
Further, predetermined amount of time t0 is calculated as follows:T0=[MCp (T1-T0)]/P+ δ, wherein, M is
The auxiliary hot quality of electricity, unit kg;Cp is the auxiliary hot thermal capacitance of electricity, and unit is J/ (kgK);T1 is that air-conditioning internal machine receives shutdown
Electricity auxiliary hot surface temperature during signal, unit are DEG C;T0 is the dew-point temperature of environment when air-conditioning internal machine receives off signal, single
Position is DEG C;P:Power during heat heating auxiliary for electricity, unit W;δ:For time complexity curve coefficient, unit s, the time complexity curve coefficient
Obtained by testing.
Further, preventing the condition of the auxiliary heat setting dew of electricity includes judging whether the auxiliary hot surface of electricity is evaporated.
Further, preventing the condition of the auxiliary heat setting dew of electricity includes whether the auxiliary hot surface temperature T of electricity is more than or equal to environment
Dew-point temperature T0.
Further, the auxiliary heat of electricity is the electric auxiliary heat of Variable power, and opening the electric auxiliary hot step of air-conditioning internal machine includes making electricity auxiliary
Heat is with less than the heating of the power of rated power.
According to the control method dripped when preventing that air-conditioning internal machine from starting shooting of the present invention, due to the sky during refrigerating operaton
When machine receives off signal in tune, the electric auxiliary heat of air-conditioning internal machine is opened, and judging to meet the condition for preventing the auxiliary heat setting dew of electricity
The auxiliary heat of electricity is closed afterwards, produces condensation in the auxiliary hot surface of electricity so as to effectively prevent, and then can alleviate air-conditioner set refrigerating operaton
Air-conditioning internal machine when starting shooting again afterwards drips problem.
Brief description of the drawings
The accompanying drawing for forming the part of the present invention is used for providing a further understanding of the present invention, schematic reality of the invention
Apply example and its illustrate to be used to explain the present invention, do not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the flow according to the control method dripped when preventing that air-conditioning internal machine from starting shooting of first preferred embodiment of the invention
Schematic diagram;
Fig. 2 is the flow according to the control method dripped when preventing that air-conditioning internal machine from starting shooting of second preferred embodiment of the invention
Schematic diagram;
Fig. 3 is the flow according to the control method dripped when preventing that air-conditioning internal machine from starting shooting of third preferred embodiment of the invention
Schematic diagram;
Fig. 4 A are to be prevented according to second preferred embodiment of the invention and third preferred embodiment preferred embodiment in air-conditioning
Schematic diagram of the air-conditioning internal machine in refrigerating operaton when the auxiliary heat setting of electricity is revealed in the control method that machine drips when starting shooting;
Fig. 4 B are to be prevented according to second preferred embodiment of the invention and third preferred embodiment preferred embodiment in air-conditioning
Signal of the air-conditioning internal machine when carrying out condensation control by the auxiliary heat of electricity when the auxiliary heat setting of electricity is revealed in the control method that machine drips when starting shooting
Figure;
Fig. 4 C are to be prevented according to second preferred embodiment of the invention and third preferred embodiment preferred embodiment in air-conditioning
Schematic diagram of the air-conditioning internal machine when being completely switched off when the auxiliary heat setting of electricity is revealed in the control method that machine drips when starting shooting;
Fig. 5 A are to be prevented according to second preferred embodiment of the invention and third preferred embodiment preferred embodiment in air-conditioning
Schematic diagram of the air-conditioning internal machine in refrigerating operaton when the auxiliary heat of electricity is without condensation in the control method that machine drips when starting shooting;
Fig. 5 B are to be prevented according to second preferred embodiment of the invention and third preferred embodiment preferred embodiment in air-conditioning
Air-conditioning internal machine is in hot progress condensation control auxiliary by electricity when the auxiliary heat of electricity have a condensation in the control method dripped when machine is started shooting
Schematic diagram;
Fig. 5 C are to be prevented according to second preferred embodiment of the invention and third preferred embodiment preferred embodiment in air-conditioning
Schematic diagram of the air-conditioning internal machine when being completely switched off during the auxiliary heat of electricity no condensation in the control method that machine drips when starting shooting.
Embodiment
Describe the present invention in detail below with reference to the accompanying drawings and in conjunction with the embodiments.It should be noted that in the feelings not conflicted
Under condition, the feature in embodiment and embodiment in the present invention can be mutually combined.
The reason for being dripped when the foregoing start for air-conditioning internal machine is analyzed, and the invention provides one kind to prevent in air-conditioning
The control method that machine drips when starting shooting, the control method comprise the following steps:Air-conditioning internal machine during refrigerating operaton receives
During to off signal, the electric auxiliary heat of air-conditioning internal machine is opened;Judge whether to meet the condition for preventing the auxiliary heat setting dew of electricity;If meet anti-
The only condition of electric auxiliary heat setting dew, closes the auxiliary heat of electricity.
According to the control method dripped when preventing that air-conditioning internal machine from starting shooting of the present invention, due to the sky during refrigerating operaton
The electric auxiliary heat of air-conditioning internal machine is opened when machine receives off signal in tune, and after judging that satisfaction prevents the condition that the auxiliary heat setting of electricity is revealed
The auxiliary heat of electricity is closed, produces condensation in the auxiliary hot surface of electricity so as to avoid, and then opened again after air-conditioner set refrigerating operaton can be alleviated
Air-conditioning internal machine during machine drips problem.
Various embodiments of the present invention are described in detail below with reference to Fig. 1 to Fig. 3 and Fig. 4 A to Fig. 4 C, Fig. 5 A to Fig. 5 C.
Fig. 1 is the flow signal of the control method for preventing from dripping when air-conditioning internal machine from starting shooting of first preferred embodiment of the invention
Figure.As shown in figure 1, in the first embodiment, after the air-conditioning internal machine during refrigerating operaton receives off signal, directly open
Auxiliary hot and air-conditioning internal machine the blower fan of electricity is opened for a period of time, until the time period t of the auxiliary heat unlatching of electricity is more than or equal to predetermined amount of time
After t0, the blower fan of the auxiliary heat of electricity and air-conditioning internal machine is closed.
Wherein, predetermined amount of time t0 can be fixed value set in advance.The fixed value can be rule of thumb or according to reality
Test result setting.For example, predetermined amount of time t0 could be arranged to:The auxiliary heat of electricity is opened to can reach complete in most cases
Prevent the degree of the auxiliary hot surface condensation of electricity, although or not up to entirely prevent the degree of the auxiliary hot surface condensation of electricity, may be used
To reach the period for the degree for effectively avoiding air-conditioning internal machine from being dripped when starting shooting.
In the present embodiment, predetermined amount of time t0 is calculated by the real-time parameter of air-conditioning internal machine.
Preferably, calculating predetermined amount of time t0 real-time parameter includes the dew of environment when air-conditioning internal machine receives off signal
The point temperature T0 and auxiliary hot surface temperature T1 of electricity.
For example, predetermined amount of time t0 can be calculated as follows:T0=[MCp (T1-T0)]/P+ δ, wherein:
MCp (T1-T0) represents the heat Q that the auxiliary heat of electricity is heated to more than dew-point temperature T0 need;
M is the auxiliary hot quality of electricity, unit kg;
Cp is the auxiliary hot thermal capacitance of electricity, and unit is J/ (kgK);
T1 is electricity auxiliary hot surface temperature when air-conditioning internal machine receives off signal, and unit is DEG C;
T0 is the dew-point temperature that air-conditioning internal machine receives off signal environment, and unit is DEG C;
Power when P is electric auxiliary heat heating, unit W;
δ is time complexity curve coefficient, and unit s, the time complexity curve coefficient can be by testing acquisition.It is determined that time complexity curve
During coefficient δ, it may be considered that factor include whether open blower fan, the air-conditioning of air-conditioning internal machine during the auxiliary heat of electricity is opened
The opening time length of the blower fan of interior machine, use environment of air-conditioning internal machine etc..
In the first preferred embodiment, when the auxiliary heat of electricity is opened, the blower fan of air-conditioning internal machine can not close and be in operation
State, furthermore, it is possible to simultaneously close off the blower fan of air-conditioning internal machine and the auxiliary heat of electricity.However, when the auxiliary heat of electricity is opened, air-conditioning internal machine
Blower fan is not required to simultaneously close off with the auxiliary heat of electricity, and can close or delay in advance closing relative to the auxiliary heat of electricity.Open the auxiliary heat of electricity
While run the blower fan of air-conditioning internal machine and can make the auxiliary hot temperature of electricity that there is controllability, prevent that the auxiliary hot temperature of electricity is too high, hair
Raw burn-off phenomenon.But the blower fan that air-conditioning internal machine is run while opening electric auxiliary hot is the preferred embodiment of the present invention.
In the control method of the present invention, the technical scheme for only opening blower fan of the auxiliary heat of electricity without running air-conditioning internal machine can also be used, this
When, electricity can be ensured by way of the control to the auxiliary hot heating power of electricity, heat time etc. and/or using intermittently starting
Burning does not occur for auxiliary heat.For example, in the case where the auxiliary heat of electricity is the electric auxiliary heat of Variable power, can use makes the auxiliary heat of electricity with less than volume
The mode of the power heating of power is determined to reach the purpose of the auxiliary hot temperature of control electricity.Certainly, even in the blower fan of air-conditioning internal machine
In the case of operation, using makes the auxiliary heat of electricity be also beneficial in a manner of being heated less than the power of rated power to the auxiliary hot surface temperature of electricity
The control of degree.
Fig. 2 is the flow according to the control method dripped when preventing that air-conditioning internal machine from starting shooting of second preferred embodiment of the invention
Schematic diagram.In second embodiment, judge during air-conditioning internal machine refrigerating operaton air-conditioning internal machine whether condensation.Further according to judgement
As a result different control is carried out respectively.Wherein it is possible to whether the method being monitored by humidity sensor judges air-conditioning internal machine
Condensation.Specifically, judge air-conditioning internal machine whether condensation the step of include:The humidity value of air-conditioning internal machine is detected, judges the humidity value
Whether it is more than or equal to default humidity threshold, air-conditioning internal machine condensation is if it is judged, if otherwise judging that air-conditioning internal machine does not have
There is condensation.
The control dripped when in a second embodiment, and by opening the auxiliary hot mode of electricity carrying out and prevent that air-conditioning internal machine from starting shooting
System, but be whether to meet the condition difference for preventing the auxiliary heat setting dew of electricity.
As shown in Fig. 2 after air-conditioning internal machine condensation is judged, if air-conditioning internal machine receives off signal, electric auxiliary heat is opened
Open, while the blower fan continuous service of air-conditioning internal machine, judge whether the condensation of the auxiliary hot surface of electricity is evaporated afterwards, if condensation is not steamed
Dry, then electric auxiliary heat and the blower fan of air-conditioning internal machine continue to run with, if condensation is evaporated, determine whether the auxiliary hot surface temperature of electricity
The close dew temperature T0 whether T has been more than or equal to environment is spent, if the auxiliary hot-surface temperature T of electricity is less than the close dew temperature T0 of environment,
Then electric auxiliary heat and the blower fan of air-conditioning internal machine continue to run with, if the auxiliary hot-surface temperature T of electricity is more than or equal to the close dew temperature of environment
T0, then electric auxiliary heat and the blower fan of air-conditioning internal machine simultaneously close off, air-conditioning internal machine completely closes, and control process finishes.
After judging that air-conditioning internal machine does not have condensation, if user shuts down, electric auxiliary heat is opened, and the blower fan of air-conditioning internal machine is simultaneously
Do not continue to run with, then judge whether the auxiliary hot-surface temperature T of electricity has been more than or equal to the close dew temperature T0 of environment, if the auxiliary heat of electricity
Surface temperature T is less than the close dew temperature T0 of environment, then electric auxiliary heat continues on, if the auxiliary hot-surface temperature T of electricity is more than or equal to
The close dew temperature T0 of environment, then electric auxiliary heat close, air-conditioning internal machine completely closes, and control process finishes.
In a second embodiment, after air-conditioning internal machine condensation is judged, blower fan and the auxiliary heat of electricity of air-conditioning internal machine are run, together simultaneously
When close, but the related content in first embodiment is referred to, when the blower fan of air-conditioning internal machine equally can also be different with electric auxiliary heat
Close.
In a second embodiment, due to control mode being divided into for air-conditioning internal machine condensation and without two kinds of operating modes of condensation,
Under conditions of condensation operating mode, the blower fan of air-conditioning internal machine is continued to run with while opening electric auxiliary hot, air-conditioning internal machine can be passed through
Blower fan hot temperature adjustment auxiliary to electricity acts on, and avoids because the auxiliary heat of electricity caused to be evaporated surface condensation needs the long period to open
Burn, under conditions of no condensation operating mode, only open the auxiliary heat of electricity, can be to reach control purpose, the effectively save energy in the short time.
In a second embodiment, it is excellent in order to prevent the auxiliary hot burning of electricity in the case where the auxiliary heat of electricity is the electric auxiliary heat of Variable power
Selection of land, which uses, makes the auxiliary heat of electricity in a manner of being heated less than the power of rated power, so that the auxiliary hot temperature of electricity is easily controllable.Even if
Air-conditioning internal machine blower fan open in the case of, can also use by less than the power of rated power heating in a manner of heat so as to
In the auxiliary hot temperature control of electricity.
Fig. 3 is the flow according to the control method dripped when preventing that air-conditioning internal machine from starting shooting of third preferred embodiment of the invention
Schematic diagram.As shown in figure 3, the difference of 3rd embodiment and second embodiment is, air-conditioning internal machine receive off signal it
Judge afterwards air-conditioning internal machine whether condensation.After judgement, condensation is also classified into and without two kinds of operating modes of condensation, the control of two kinds of operating modes
Process and condition processed are identical with the second preferred embodiment, for details, reference can be made to the associated description of the second preferred embodiment, do not weigh herein
Multiple description.
Illustrated below in conjunction with Fig. 4 A to Fig. 4 C, Fig. 5 A to Fig. 5 C in the second preferred embodiment and third preferred embodiment
Control process and air-conditioning internal machine under air-conditioning internal machine condensation operating mode do not have the control process under condensation operating mode.Wherein, air-conditioning internal machine
100 include evaporator 10, electricity auxiliary hot 20, blower fan 30, air inlet 50 and air outlet 40.
Fig. 4 A are to be prevented according to second preferred embodiment of the invention and third preferred embodiment preferred embodiment in air-conditioning
Schematic diagram of the air-conditioning internal machine in refrigerating operaton during air-conditioning internal machine condensation in the control method that machine drips when starting shooting.Such as Fig. 4 A institutes
Show, in refrigerating operaton, environment hot-air enters the enclosure interior of air-conditioning internal machine 100 from air inlet 50, is exchanged heat with evaporator 10
After become cold wind, the blower fan 30 through air-conditioning internal machine is blown out from air outlet 40.In the process, evaporator 10 can produce condensation, because
This is, it is necessary to suitably open the condensation situation of the auxiliary hot 20 control evaporator 10 of electricity.During the refrigerating operaton shown in Fig. 4 A, electricity is auxiliary
The surface of heat 20 produces condensation.
Fig. 4 B are to be prevented according to second preferred embodiment of the invention and third preferred embodiment preferred embodiment in air-conditioning
Air-conditioning internal machine showing when carrying out condensation control by the auxiliary heat of electricity during air-conditioning internal machine condensation in the control method that machine drips when starting shooting
It is intended to.After user shuts down, air-conditioner air outlet is closed.Electricity auxiliary hot 20, while the continuous service of blower fan 30 are opened, until electricity auxiliary hot 20
The condensation of its own face is evaporated and the auxiliary hot 20 surface temperature T of electricity is more than or equal to the dew-point temperature T0 of environment.
Fig. 4 C are to be prevented according to second preferred embodiment of the invention and third preferred embodiment preferred embodiment in air-conditioning
Schematic diagram of the air-conditioning internal machine when being completely switched off when the auxiliary heat setting of electricity is revealed in the control method that machine drips when starting shooting.Now, the auxiliary heat of electricity
20 are evaporated the condensation of its own face and the auxiliary hot-surface temperature T of electricity is more than or equal to the dew-point temperature T0 of environment, therefore, the auxiliary heat of electricity
20 and blower fan 30 close, air-conditioning internal machine is completely switched off.
Fig. 5 A are to be prevented according to second preferred embodiment of the invention and third preferred embodiment preferred embodiment in air-conditioning
Schematic diagram of the air-conditioning internal machine in refrigerating operaton when the auxiliary heat of electricity is without condensation in the control method that machine drips when starting shooting.Such as Fig. 5 A institutes
Show, in refrigerating operaton, environment hot-air enters the enclosure interior of air-conditioning internal machine 100 from air inlet 50, is exchanged heat with evaporator 10
After become cold wind, blown out through blower fan 30 from air outlet 40.Unlike Fig. 4 A, in the process, auxiliary hot 20 surface of electricity is not
Produce condensation.
Fig. 5 B are to be prevented according to second preferred embodiment of the invention and third preferred embodiment preferred embodiment in air-conditioning
Air-conditioning internal machine is in hot progress condensation control auxiliary by electricity when the auxiliary heat of electricity have a condensation in the control method dripped when machine is started shooting
Schematic diagram.After user shuts down, air-conditioner air outlet is closed.Because auxiliary hot 20 surface of electricity does not produce condensation, therefore, it is auxiliary only to open electricity
Heat 20 and blower fan 30 is out of service, until the auxiliary hot 20 surface temperature T of electricity is more than or equal to the dew-point temperature T0 of environment.
Fig. 5 C are to be prevented according to second preferred embodiment of the invention and third preferred embodiment preferred embodiment in air-conditioning
Schematic diagram of the air-conditioning internal machine when being completely switched off during the auxiliary heat of electricity no condensation in the control method that machine drips when starting shooting.Now, it is electric
Auxiliary hot 20 surface temperature T is more than or equal to the dew-point temperature T0 of environment, and therefore, electricity auxiliary hot 20 is closed, and air-conditioning internal machine closes completely
Machine.
It can be seen from the above that embodiments of the invention realize following technique effect:
For with the auxiliary hot air-conditioning internal machine of electricity, giving the auxiliary heat of electricity to supply power to satisfaction after refrigerating operaton terminates prevents the auxiliary heat of electricity
The condition of condensation, the problem of being dripped when can efficiently solve air-conditioning internal machine start.Reaching makes user when cooling in summer is started shooting
No longer by the purpose for problem puzzlement of dripping, comfortableness is lifted.
Further, when the auxiliary heat setting of electricity is revealed, after user's shutdown, the auxiliary heat of electricity is opened, the blower fan continuous service of air-conditioning internal machine, is made
The auxiliary hot surface condensation of electricity is evaporated and surface temperature is complete higher than the dew-point temperature of environment, auxiliary hot and air-conditioning internal machine the blower fan of closing electricity
Complete closedown, the auxiliary hot burning of electricity can be prevented;When the auxiliary heat of electricity does not have condensation, after user's shutdown, the auxiliary heat of electricity is opened, makes the auxiliary hot surface of electricity
Temperature is higher than the dew-point temperature of environment, closes the auxiliary heat of electricity, is completely switched off, can save the energy.
When the auxiliary heat of electricity is that Variable power electricity is auxiliary warm, is heated using less power, may further ensure that the auxiliary hot surface temperature of electricity
The controllability of degree.
The preferred embodiments of the present invention are these are only, are not intended to limit the invention, for those skilled in the art
For member, the present invention can have various modifications and variations.Any modification within the spirit and principles of the invention, being made,
Equivalent substitution, improvement etc., should be included in the scope of the protection.
Claims (9)
1. a kind of control method for preventing from dripping when air-conditioning internal machine from starting shooting, it is characterised in that the control method includes following step
Suddenly:
When the air-conditioning internal machine during refrigerating operaton receives off signal, the electric auxiliary heat of air-conditioning internal machine is opened;
Judge whether to meet the condition for preventing the auxiliary heat setting dew of electricity;
If preventing the condition of the auxiliary heat setting dew of electricity described in meeting, the auxiliary heat of electricity is closed;
Open air-conditioning internal machine it is electric it is auxiliary it is hot after, in addition to judge air-conditioning internal machine whether condensation the step of, if it is judged that being
It is, then the persistently operation of the blower fan of air-conditioning internal machine;If it is judged that being no, then the blower fan of the air-conditioning internal machine is closed.
2. the control method according to claim 1 for preventing from dripping when air-conditioning internal machine from starting shooting, it is characterised in that the judgement
Air-conditioning internal machine whether condensation the step of include:The humidity value of air-conditioning internal machine is detected, judges whether the humidity value is more than or equal to
Default humidity threshold, if it is judges air-conditioning internal machine condensation, if otherwise judging that air-conditioning internal machine does not have condensation.
3. the control method according to claim 1 for preventing from dripping when air-conditioning internal machine from starting shooting, it is characterised in that judge air-conditioning
After interior machine condensation, when satisfaction prevents the condition of the auxiliary heat setting dew of electricity and closes electric auxiliary hot, include closing the blower fan of air-conditioning internal machine
The step of.
4. the control method according to claim 1 for preventing from dripping when air-conditioning internal machine from starting shooting, it is characterised in that described to prevent
The time that the condition of the auxiliary heat setting dew of electricity includes the auxiliary heat unlatching of the electricity is more than or equal to predetermined amount of time t0.
5. the control method according to claim 4 for preventing from dripping when air-conditioning internal machine from starting shooting, it is characterised in that described predetermined
Time period t 0 is calculated by the real-time parameter of the air-conditioning internal machine, and the real-time parameter receives shutdown including air-conditioning internal machine
The dew-point temperature T0 of the environment and electricity auxiliary hot surface temperature T1 during signal.
6. the control method according to claim 5 for preventing from dripping when air-conditioning internal machine from starting shooting, it is characterised in that described predetermined
Time period t 0 is calculated as follows:T0=[MCp (T1-T0)]/P+ δ, wherein,
M is the auxiliary hot quality of the electricity, unit kg;
Cp is the auxiliary hot thermal capacitance of the electricity, and unit is J/ (kgK);
T1 is that the air-conditioning internal machine receives electricity auxiliary hot surface temperature during off signal, and unit is DEG C;
T0 is the dew-point temperature of environment when the air-conditioning internal machine receives off signal, and unit is DEG C;
P:Power during heat heating auxiliary for the electricity, unit W;
δ:For time complexity curve coefficient, unit s, the time complexity curve coefficient is obtained by testing.
7. the control method according to claim 1 for preventing from dripping when air-conditioning internal machine from starting shooting, it is characterised in that described to prevent
The condition of the auxiliary heat setting dew of electricity includes judging whether the auxiliary hot surface of the electricity is evaporated.
8. the control method according to claim 1 for preventing from dripping when air-conditioning internal machine from starting shooting, it is characterised in that described to prevent
The condition of the auxiliary heat setting dew of electricity includes the dew-point temperature the T0 whether auxiliary hot surface temperature T of the electricity is more than or equal to environment.
9. the control method according to claim 1 for preventing from dripping when air-conditioning internal machine from starting shooting, it is characterised in that the electricity is auxiliary
Heat is the electric auxiliary heat of Variable power, and opening the auxiliary hot step of the electricity of the air-conditioning internal machine includes making the auxiliary heat of the electricity with less than volume
Determine the power heating of power.
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CN105928141A (en) * | 2016-04-27 | 2016-09-07 | 海信(山东)空调有限公司 | Method for controlling air conditioner and air conditioner |
CN109855261A (en) * | 2019-01-10 | 2019-06-07 | 奥克斯空调股份有限公司 | A kind of control method and air conditioner of air conditioner |
CN110057028B (en) * | 2019-04-24 | 2021-01-15 | 宁波奥克斯电气股份有限公司 | Condensation removing control method for electric auxiliary heating of air conditioner and air conditioner |
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