CN104913448A - Control method, control system and air conditioner - Google Patents
Control method, control system and air conditioner Download PDFInfo
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- CN104913448A CN104913448A CN201510292069.0A CN201510292069A CN104913448A CN 104913448 A CN104913448 A CN 104913448A CN 201510292069 A CN201510292069 A CN 201510292069A CN 104913448 A CN104913448 A CN 104913448A
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- air
- conditioner
- air ducting
- indoor fan
- indoor
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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
- F24F11/79—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling the direction of the supplied air
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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
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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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- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention discloses a control method, a control system and an air conditioner. The control method is used for the air conditioner, and comprises the following steps of determining a current working mode of the air conditioner when a shutdown signal is received, and controlling an outdoor unit of the air conditioner to be closed; setting an indoor fan and an air guide device of the air conditioner to run according to a preset working state according to the current working mode to make an temperature of indoor heat exchanger of the air conditioner close to indoor environmental temperature; when a preset condition is met, controlling the indoor fan and the air guide device to be sequentially closed. According to the technical scheme, noise produced after an indoor unit of the air conditioner is shut down can be effectively reduced, dependence on acquisition and a feedback link of a temperature sensor and the probability of influence of a failure or occurrence of problems in the feedback link of the temperature sensor on a noise reduction effect can further be reduced, and user experiences are further improved.
Description
Technical field
The present invention relates to air-conditioning technical field, in particular to a kind of control method, a kind of control system and a kind of air-conditioner.
Background technology
At present, on market, general air-conditioner mostly comprises indoor heat exchanger temperature sensor, is fed back to indoor set main control chip for heat exchange temperature in real-time sensing chamber; And the blower fan also comprised for blowing to indoor environment and for automatically regulating the air ducting of wind direction up and down.And air-conditioning system common at present, after becoming shutdown by refrigeration/dehumidifier/heat mode of operation, indoor fan and air ducting generally at once stop or postponing to stop after several seconds, again due at air-conditioner with refrigeration/dehumidifier/heat in mode of operation running, the airframe structure part of air conditioner room unit, there is the larger temperature difference (generally 10 degree to 50 degree not etc.) in the temperature of the parts such as indoor heat exchanger and indoor environment temperature, so after shutdown, the airframe structure part of air conditioner room unit, the parts such as indoor heat exchanger can produce noise in the deformation process because expanding with heat and contract with cold, uncomfortable sensation is caused to the use of user, especially affect user to have a rest and study.
Existing solution comprises: whether be all less than the default temperature difference according to the difference of air conditioner room unit heat exchange temperature and indoor environment temperature and judge whether close chamber's inner blower and air ducting, and any one in indoor environment temperature sensor or indoor heat exchanger temperature sensor breaks down or in collecting temperature and the situation such as actual value deviation is excessive or feedback element goes wrong, be then close chamber's inner blower and air ducting after reaching or exceed Preset Time time delay.Because its logic decision need rely on collection and the feedback of two temperature sensors simultaneously, cost is higher, and after any one gathers or feedback element is out of joint, all can only according to whether reaching time delay or exceeding Preset Time as decision condition, namely decision logic is too stiff, finally affect result of use, reduce Consumer's Experience.
Therefore, how to reduce the noise that air conditioner room unit produces afterwards in shutdown, further reduction is to the degree of dependence of temperature sensor collection and feedback element thereof, and reduce temperature sensor fault or feedback element and to go wrong the probability that noise reduction is had an impact, and then promote Consumer's Experience and become technical problem urgently to be resolved hurrily.
Summary of the invention
The present invention is intended at least to solve one of technical problem existed in prior art or correlation technique.
For this reason, one object of the present invention is to propose a kind of control method, for air-conditioner.
Another object of the present invention is to propose a kind of control system, for air-conditioner.
Another object of the present invention is to propose a kind of air-conditioner.
For realizing at least one object above-mentioned, embodiment according to an aspect of the present invention, propose a kind of control method, for air-conditioner, comprising: when receiving off signal, determining the current operation mode of described air-conditioner, and control the off-premises station of closing described air-conditioner; The indoor fan of described air-conditioner is set according to described current operation mode and air ducting runs by default operating condition, to make the indoor heat exchanger temperature of described air-conditioner close to indoor environment temperature; When meeting pre-conditioned, control successively to close described indoor fan and described air ducting.
Control method according to an embodiment of the invention, when receiving off signal, first the off-premises station of closing air-conditioner is controlled while determining the current operation mode of air-conditioner, then arrange indoor fan and air ducting according to the current operation mode of air-conditioner to continue to run by default operating condition, with the shut-in time of delay chamber inner blower and air ducting, make the indoor heat exchanger temperature of air-conditioner close to indoor environment temperature, thus reach the airframe structure part reducing the rear indoor set of air-conditioner shutdown, the noise that the parts such as indoor heat exchanger produce in the deformation process because expanding with heat and contract with cold, and then raising users'comfort.
And, by arranging the pre-conditioned of late release indoor fan and air ducting, to carry out logic decision, and when meeting pre-conditioned, control successively close chamber's inner blower and air ducting, can effectively avoid late release overlong time, or indoor set parts and the indoor environment temperature difference do not reach phenomenon comparatively serious because of the noise that expands with heat and contract with cold after the shutdown that requirement causes, and meanwhile, can also reach the effect of saving electric energy, further lifting users'comfort, increases the market competitiveness.
According to one embodiment of present invention, in technique scheme, preferably, described indoor fan is set according to described current operation mode and described air ducting runs by described default operating condition, to make described indoor heat exchanger temperature close to described indoor environment temperature, specifically comprise: when determine described current operation mode be refrigeration mode or dehumidifier pattern time, described indoor fan is set and described air ducting runs according to the first default operating condition, to make described indoor heat exchanger temperature close to described indoor environment temperature, wherein, described first default operating condition is described indoor fan and the duty of described air ducting before receiving described off signal.
Control method according to an embodiment of the invention, when air-conditioner shuts down by user, if determine that the current operation mode of air-conditioner is refrigeration mode or dehumidifier pattern, duty before indoor fan and the shutdown of air ducting maintenance air-conditioner is then set, with the shut-in time of delay chamber inner blower and air ducting, make the indoor heat exchanger temperature of air-conditioner close to indoor environment temperature, thus reach the airframe structure part reducing the rear indoor set of air-conditioner shutdown, the noise that the parts such as indoor heat exchanger produce in the deformation process because expanding with heat and contract with cold, and then raising users'comfort.
According to one embodiment of present invention, in technique scheme, preferably, described indoor fan is set according to described current operation mode and described air ducting runs by described default operating condition, to make described indoor heat exchanger temperature close to described indoor environment temperature, specifically comprise: when determining that described current operation mode is heating mode, described indoor fan is set and described air ducting runs according to the second default operating condition, to make described indoor heat exchanger temperature close to described indoor environment temperature.
Control method according to an embodiment of the invention, when air-conditioner shuts down by user, if determine that the current operation mode of air-conditioner is heating mode, indoor fan is then set and air ducting runs according to the second default operating condition, so, with the shut-in time of delay chamber inner blower and air ducting, make the indoor heat exchanger temperature of air-conditioner close to indoor environment temperature, thus the noise that after reaching the shutdown of minimizing air-conditioner, the parts such as airframe structure part, indoor heat exchanger of indoor set produce in the deformation process because expanding with heat and contract with cold, and then improve users'comfort.Wherein, the second default operating condition comprises: upper and lower for air ducting automatic wind wind direction is adjusted to default wind direction, and air-flow guides toward top by this default wind direction as far as possible, blows be advisable less than user with cold wind; And indoor fan is set operates by preset rotation speed, this preset rotation speed can ensure that T2 in Preset Time (the heat exchanger for air-conditioner indoor machine temperature that indoor heat exchanger temperature sensor gathers) can move closer to indoor environment temperature, be unlikely to again the too high cold wind that causes of wind speed and blow to user, and user is done not feel like oneself.
According to one embodiment of present invention, in technique scheme, preferably, meet described pre-conditioned time, control successively to close described indoor fan and described air ducting, specifically comprising: when receiving described off signal, starting to add up the first working time that described indoor fan and described air ducting run according to described default operating condition; Judge whether described first working time is more than or equal to the first Preset Time, and when being judged to be, control successively to close described indoor fan and described air ducting.
Control method according to an embodiment of the invention, when air-conditioner shuts down by user, the first working time that beginning Data Analyzing Room inner blower and air ducting run according to default operating condition, when judgement first working time is more than or equal to the first Preset Time, control successively close chamber's inner blower and air ducting, so, can effectively avoid because of indoor heat exchanger temperature sensor fault or collecting temperature and actual deviation is excessive or some extreme cases cause indoor fan and the air ducting opening time long, cause electricity waste and market potential complaint risk.
According to one embodiment of present invention, in technique scheme, preferably, meet described pre-conditioned time, control successively to close described indoor fan and described air ducting, specifically comprising: when receiving described off signal, starting to add up the second working time that described indoor fan and described air ducting run according to described default operating condition; Judge whether the change slope of described indoor heat exchanger temperature within described second working time is less than object variations slope, and when being judged to be, control successively to close described indoor fan and described air ducting.
Control method according to an embodiment of the invention, when air-conditioner shuts down by user, the second working time that beginning Data Analyzing Room inner blower and air ducting run according to default operating condition, when judging that the change slope of indoor heat exchanger temperature within the second working time collected is less than object variations slope, control successively close chamber's inner blower and air ducting, such as, out of service and indoor fan remains in operation in situation at off-premises station, indoor heat exchanger and the indoor environment temperature difference reduce gradually, Composite Walls also reduces thereupon gradually, the time dependent slope of T2 (or claiming speed) can reduce gradually, when the change slope of T2 within the second working time be less than object variations slope in other words within a certain period of time T2 amplitude of variation be less than a default value (such as, T2 amplitude of variation in 10 seconds is less than 1 degree) time, can think that indoor set has dispelled the heat fully, close to room temperature, now then can successively close chamber's inner blower and air ducting, effectively to reduce the noise that air conditioner room unit produces afterwards in shutdown, wherein, this change slope, the second working time and temperature parameter, the difference of the version, material etc. that can adopt because of different type of machines indoor set and there are differences, particular by experiment actual verification out, with reach close blower fan and closed wind deflector after the indoor apparatus of air conditioner noise that expands with heat and contract with cold meet instructions for use for target.
In addition, due to this decision rule be only T2 over time slope whether be less than object variations slope, do not relate to indoor environment temperature collection, namely can realize logic decision by means of only indoor heat exchanger temperature sensor, thus reduce the degree of dependence to sensor collection and feedback element thereof.
Embodiment according to a further aspect in the invention, proposes a kind of control system, for air-conditioner, comprising: control module, for when receiving off signal, determines the current operation mode of described air-conditioner, and controls the off-premises station of closing described air-conditioner; Module is set, runs by default operating condition for the indoor fan and air ducting controlling described air-conditioner according to described current operation mode, to make the indoor heat exchanger temperature of described air-conditioner close to indoor environment temperature; And described control module also for: when meeting pre-conditioned, control successively to close described indoor fan and described air ducting.
Control system according to an embodiment of the invention, when receiving off signal, first the off-premises station of closing air-conditioner is controlled while determining the current operation mode of air-conditioner, then press default operating condition according to the work at present module installation indoor fan of air-conditioner and air ducting to continue to run, with the shut-in time of delay chamber inner blower and air ducting, make the indoor heat exchanger temperature of air-conditioner close to indoor environment temperature, thus reach the airframe structure part reducing the rear indoor set of air-conditioner shutdown, the noise that the parts such as indoor heat exchanger produce in the deformation process because expanding with heat and contract with cold, and then raising users'comfort.
And, by arranging the pre-conditioned of late release indoor fan and air ducting, to carry out logic decision, and when meeting pre-conditioned, control successively close chamber's inner blower and air ducting, can effectively avoid late release overlong time, or indoor set parts and the indoor environment temperature difference do not reach phenomenon comparatively serious because of the noise that expands with heat and contract with cold after the shutdown that requirement causes, and meanwhile, can also reach the effect of saving electric energy, further lifting users'comfort, increases the market competitiveness.
According to one embodiment of present invention, in technique scheme, preferably, described arrange module specifically for: when determine described current operation mode be refrigeration mode or dehumidifier pattern time, described indoor fan is set and described air ducting runs according to the first default operating condition, to make described indoor heat exchanger temperature close to described indoor environment temperature, wherein, described first default operating condition is described indoor fan and the duty of described air ducting before receiving described off signal.
Control system according to an embodiment of the invention, when air-conditioner shuts down by user, if determine that the current operation mode of air-conditioner is refrigeration mode or dehumidifier pattern, duty before indoor fan and the shutdown of air ducting maintenance air-conditioner is then set, with the shut-in time of delay chamber inner blower and air ducting, make the indoor heat exchanger temperature of air-conditioner close to indoor environment temperature, thus reach the airframe structure part reducing the rear indoor set of air-conditioner shutdown, the noise that the parts such as indoor heat exchanger produce in the deformation process because expanding with heat and contract with cold, and then raising users'comfort.
According to one embodiment of present invention, in technique scheme, preferably, described arrange module specifically for: when determining that described current operation mode is heating mode, described indoor fan is set and described air ducting runs according to the second default operating condition, to make described indoor heat exchanger temperature close to described indoor environment temperature.
Control system according to an embodiment of the invention, when air-conditioner shuts down by user, if determine that the current operation mode of air-conditioner is heating mode, indoor fan is then set and air ducting runs according to the second default operating condition, so, with the shut-in time of delay chamber inner blower and air ducting, make the indoor heat exchanger temperature of air-conditioner close to indoor environment temperature, thus the noise that after reaching the shutdown of minimizing air-conditioner, the parts such as airframe structure part, indoor heat exchanger of indoor set produce in the deformation process because expanding with heat and contract with cold, and then improve users'comfort.Wherein, the second default operating condition comprises: upper and lower for air ducting automatic wind wind direction is adjusted to default wind direction, and air-flow guides toward top by this default wind direction as far as possible, blows be advisable less than user with cold wind; And indoor fan is set operates by preset rotation speed, this preset rotation speed can ensure that T2 in Preset Time (the heat exchanger for air-conditioner indoor machine temperature that indoor heat exchanger temperature sensor gathers) can move closer to indoor environment temperature, be unlikely to again the too high cold wind that causes of wind speed and blow to user, and user is done not feel like oneself.
According to one embodiment of present invention, in technique scheme, preferably, described control module specifically comprises: the first timing module, for when receiving described off signal, start to add up the first working time that described indoor fan and described air ducting run according to described default operating condition; First judge module, for judging whether described first working time is more than or equal to the first Preset Time, and when being judged to be, controls successively to close described indoor fan and described air ducting.
Control system according to an embodiment of the invention, when air-conditioner shuts down by user, the first working time that beginning Data Analyzing Room inner blower and air ducting run according to default operating condition, when judgement first working time is more than or equal to the first Preset Time, control successively close chamber's inner blower and air ducting, so, can effectively avoid because of indoor heat exchanger temperature sensor fault or collecting temperature and actual deviation is excessive or some extreme cases cause indoor fan and the air ducting opening time long, cause electricity waste and market potential complaint risk.
According to one embodiment of present invention, in technique scheme, preferably, described control module specifically comprises: the second timing module, for when receiving described off signal, start to add up the second working time that described indoor fan and described air ducting run according to described default operating condition; Second judge module, for judging whether the change slope of described indoor heat exchanger temperature within described second working time is less than object variations slope, and when being judged to be, controls successively to close described indoor fan and described air ducting.
Control system according to an embodiment of the invention, when air-conditioner shuts down by user, the second working time that beginning Data Analyzing Room inner blower and air ducting run according to default operating condition, when judging that the change slope of indoor heat exchanger temperature within the second working time collected is less than object variations slope, control successively close chamber's inner blower and air ducting, such as, out of service and indoor fan remains in operation in situation at off-premises station, indoor heat exchanger and the indoor environment temperature difference reduce gradually, Composite Walls also reduces thereupon gradually, the time dependent slope of T2 (or claiming speed) can reduce gradually, when the change slope of T2 within the second working time be less than object variations slope in other words within a certain period of time T2 amplitude of variation be less than a default value (such as, T2 amplitude of variation in 10 seconds is less than 1 degree) time, can think that indoor set has dispelled the heat fully, close to room temperature, now then can successively close chamber's inner blower and air ducting, effectively to reduce the noise that air conditioner room unit produces afterwards in shutdown, wherein, this change slope, the second working time and temperature parameter, the difference of the version, material etc. that can adopt because of different type of machines indoor set and there are differences, particular by experiment actual verification out, with reach close blower fan and closed wind deflector after the indoor apparatus of air conditioner noise that expands with heat and contract with cold meet instructions for use for target.
In addition, due to this decision rule be only T2 over time slope whether be less than object variations slope, do not relate to indoor environment temperature collection, namely can realize logic decision by means of only indoor heat exchanger temperature sensor, thus reduce the degree of dependence to sensor collection and feedback element thereof.
Embodiment according to another aspect of the invention, proposes a kind of air-conditioner, comprising: the control system according to any one of technique scheme.
Air-conditioner according to an embodiment of the invention, comprising: the control system according to any one of technique scheme, therefore, has all beneficial effects of the control system according to any one of technique scheme, repeats no more here.
Pass through the present invention, can while effectively reducing the noise that indoor apparatus of air conditioner produces afterwards in shutdown, further reduction is to the degree of dependence of temperature sensor collection and feedback element thereof, and reduce temperature sensor fault or feedback element and to go wrong the probability that noise reduction is had an impact, and then promote Consumer's Experience.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present invention and advantage will become obvious and easy understand from accompanying drawing below combining to the description of embodiment, wherein:
Fig. 1 shows the schematic flow sheet of control method according to an embodiment of the invention;
Fig. 2 shows the block diagram of control system according to an embodiment of the invention;
Fig. 3 shows the block diagram of air-conditioner according to an embodiment of the invention;
Fig. 4 shows the schematic flow sheet of control method according to another embodiment of the invention;
Fig. 5 shows the schematic flow sheet of control method according to still another embodiment of the invention.
Detailed description of the invention
In order to more clearly understand above-mentioned purpose of the present invention, feature and advantage, below in conjunction with the drawings and specific embodiments, the present invention is further described in detail.It should be noted that, when not conflicting, the feature in the embodiment of the application and embodiment can combine mutually.
Set forth a lot of detail in the following description so that fully understand the present invention; but; the present invention can also adopt other to be different from other modes described here and implement, and therefore, protection scope of the present invention is not by the restriction of following public specific embodiment.
Fig. 1 shows the schematic flow sheet of control method according to an embodiment of the invention.
As shown in Figure 1, the control method of one embodiment of the present of invention, for air-conditioner, comprising: step 102, when receiving off signal, determines the current operation mode of described air-conditioner, and controls the off-premises station of closing described air-conditioner; Step 104, arranges the indoor fan of described air-conditioner according to described current operation mode and air ducting runs by default operating condition, to make the indoor heat exchanger temperature of described air-conditioner close to indoor environment temperature; Step 106, when meeting pre-conditioned, controls successively to close described indoor fan and described air ducting.
Control method according to an embodiment of the invention, when receiving off signal, first the off-premises station of closing air-conditioner is controlled while determining the current operation mode of air-conditioner, then press default operating condition according to the work at present module installation indoor fan of air-conditioner and air ducting to continue to run, with the shut-in time of delay chamber inner blower and air ducting, make the indoor heat exchanger temperature of air-conditioner close to indoor environment temperature, thus reach the airframe structure part reducing the rear indoor set of air-conditioner shutdown, the noise that the parts such as indoor heat exchanger produce in the deformation process because expanding with heat and contract with cold, and then raising users'comfort.
And, by arranging the pre-conditioned of late release indoor fan and air ducting, to carry out logic decision, and when meeting pre-conditioned, control successively close chamber's inner blower and air ducting, can effectively avoid late release overlong time, or indoor set parts and the indoor environment temperature difference do not reach phenomenon comparatively serious because of the noise that expands with heat and contract with cold after the shutdown that requirement causes, and meanwhile, can also reach the effect of saving electric energy, further lifting users'comfort, increases the market competitiveness.
According to one embodiment of present invention, in technique scheme, preferably, described indoor fan is set according to described current operation mode and described air ducting runs by described default operating condition, to make described indoor heat exchanger temperature close to described indoor environment temperature, specifically comprise: when determine described current operation mode be refrigeration mode or dehumidifier pattern time, described indoor fan is set and described air ducting runs according to the first default operating condition, to make described indoor heat exchanger temperature close to described indoor environment temperature, wherein, described first default operating condition is described indoor fan and the duty of described air ducting before receiving described off signal.
When air-conditioner shuts down by user, if determine that the current operation mode of air-conditioner is refrigeration mode or dehumidifier pattern, duty before indoor fan and the shutdown of air ducting maintenance air-conditioner is then set, with the shut-in time of delay chamber inner blower and air ducting, make the indoor heat exchanger temperature of air-conditioner close to indoor environment temperature, thus the noise that after reaching the shutdown of minimizing air-conditioner, the parts such as airframe structure part, indoor heat exchanger of indoor set produce in the deformation process because expanding with heat and contract with cold, and then improve users'comfort.
According to one embodiment of present invention, in technique scheme, preferably, described indoor fan is set according to described current operation mode and described air ducting runs by described default operating condition, to make described indoor heat exchanger temperature close to described indoor environment temperature, specifically comprise: when determining that described current operation mode is heating mode, described indoor fan is set and described air ducting runs according to the second default operating condition, to make described indoor heat exchanger temperature close to described indoor environment temperature.
Control method according to an embodiment of the invention, when air-conditioner shuts down by user, if determine that the current operation mode of air-conditioner is heating mode, indoor fan is then set and air ducting runs according to the second default operating condition, so, with the shut-in time of delay chamber inner blower and air ducting, make the indoor heat exchanger temperature of air-conditioner close to indoor environment temperature, thus the noise that after reaching the shutdown of minimizing air-conditioner, the parts such as airframe structure part, indoor heat exchanger of indoor set produce in the deformation process because expanding with heat and contract with cold, and then improve users'comfort.Wherein, the second default operating condition comprises: upper and lower for air ducting automatic wind wind direction is adjusted to default wind direction, and air-flow guides toward top by this default wind direction as far as possible, blows be advisable less than user with cold wind; And indoor fan is set operates by preset rotation speed, this preset rotation speed can ensure that T2 in Preset Time (the heat exchanger for air-conditioner indoor machine temperature that indoor heat exchanger temperature sensor gathers) can move closer to indoor environment temperature, be unlikely to again the too high cold wind that causes of wind speed and blow to user, and user is done not feel like oneself.
According to one embodiment of present invention, in technique scheme, preferably, meet described pre-conditioned time, control successively to close described indoor fan and described air ducting, specifically comprising: when receiving described off signal, starting to add up the first working time that described indoor fan and described air ducting run according to described default operating condition; Judge whether described first working time is more than or equal to the first Preset Time, and when being judged to be, control successively to close described indoor fan and described air ducting.
Control method according to an embodiment of the invention, when air-conditioner shuts down by user, the first working time that beginning Data Analyzing Room inner blower and air ducting run according to default operating condition, when judgement first working time is more than or equal to the first Preset Time, control successively close chamber's inner blower and air ducting, so, can effectively avoid because of indoor heat exchanger temperature sensor fault or collecting temperature and actual deviation is excessive or some extreme cases cause indoor fan and the air ducting opening time long, cause electricity waste and market potential complaint risk.
According to one embodiment of present invention, in technique scheme, preferably, meet described pre-conditioned time, control successively to close described indoor fan and described air ducting, specifically comprising: when receiving described off signal, starting to add up the second working time that described indoor fan and described air ducting run according to described default operating condition; Judge whether the change slope of described indoor heat exchanger temperature within described second working time is less than object variations slope, and when being judged to be, control successively to close described indoor fan and described air ducting.
Control method according to an embodiment of the invention, when air-conditioner shuts down by user, the second working time that beginning Data Analyzing Room inner blower and air ducting run according to default operating condition, when judging that the change slope of indoor heat exchanger temperature within the second working time collected is less than object variations slope, control successively close chamber's inner blower and air ducting, such as, out of service and indoor fan remains in operation in situation at off-premises station, indoor heat exchanger and the indoor environment temperature difference reduce gradually, Composite Walls also reduces thereupon gradually, the time dependent slope of T2 (or claiming speed) can reduce gradually, when the change slope of T2 within the second working time be less than object variations slope in other words within a certain period of time T2 amplitude of variation be less than a default value (such as, T2 amplitude of variation in 10 seconds is less than 1 degree) time, can think that indoor set has dispelled the heat fully, close to room temperature, now then can successively close chamber's inner blower and air ducting, effectively to reduce the noise that air conditioner room unit produces afterwards in shutdown, wherein, this change slope, the second working time and temperature parameter, the difference of the version, material etc. that can adopt because of different type of machines indoor set and there are differences, particular by experiment actual verification out, with reach close blower fan and closed wind deflector after the indoor apparatus of air conditioner noise that expands with heat and contract with cold meet instructions for use for target.
In addition, due to this decision rule be only T2 over time slope whether be less than object variations slope, do not relate to indoor environment temperature collection, namely can realize logic decision by means of only indoor heat exchanger temperature sensor, thus reduce the degree of dependence to sensor collection and feedback element thereof.
Fig. 2 shows the block diagram of control system 200 according to an embodiment of the invention.
As shown in Figure 2, the control system 200 of one embodiment of the present of invention, for air-conditioner, comprising: control module 202, for when receiving off signal, determines the current operation mode of described air-conditioner, and controls the off-premises station of closing described air-conditioner; Module 204 is set, runs by default operating condition for the indoor fan and air ducting controlling described air-conditioner according to described current operation mode, to make the indoor heat exchanger temperature of described air-conditioner close to indoor environment temperature; And described control module 202 also for: when meeting pre-conditioned, control successively to close described indoor fan and described air ducting.
Control system 200 according to an embodiment of the invention, when receiving off signal, first the off-premises station of closing air-conditioner is controlled while determining the current operation mode of air-conditioner, then press default operating condition according to the work at present module installation indoor fan of air-conditioner and air ducting to continue to run, with the shut-in time of delay chamber inner blower and air ducting, make the indoor heat exchanger temperature of air-conditioner close to indoor environment temperature, thus reach the airframe structure part reducing the rear indoor set of air-conditioner shutdown, the noise that the parts such as indoor heat exchanger produce in the deformation process because expanding with heat and contract with cold, and then raising users'comfort.
And, by arranging the pre-conditioned of late release indoor fan and air ducting, to carry out logic decision, and when meeting pre-conditioned, control successively close chamber's inner blower and air ducting, can effectively avoid late release overlong time, or indoor set parts and the indoor environment temperature difference do not reach phenomenon comparatively serious because of the noise that expands with heat and contract with cold after the shutdown that requirement causes, and meanwhile, can also reach the effect of saving electric energy, further lifting users'comfort, increases the market competitiveness.
According to one embodiment of present invention, in technique scheme, preferably, described arrange module 204 specifically for: when determine described current operation mode be refrigeration mode or dehumidifier pattern time, described indoor fan is set and described air ducting runs according to the first default operating condition, to make described indoor heat exchanger temperature close to described indoor environment temperature, wherein, described first default operating condition is described indoor fan and the duty of described air ducting before receiving described off signal.
Control system 200 according to an embodiment of the invention, when air-conditioner shuts down by user, if determine that the current operation mode of air-conditioner is refrigeration mode or dehumidifier pattern, duty before indoor fan and the shutdown of air ducting maintenance air-conditioner is then set, with the shut-in time of delay chamber inner blower and air ducting, make the indoor heat exchanger temperature of air-conditioner close to indoor environment temperature, thus reach the airframe structure part reducing the rear indoor set of air-conditioner shutdown, the noise that the parts such as indoor heat exchanger produce in the deformation process because expanding with heat and contract with cold, and then raising users'comfort.
According to one embodiment of present invention, in technique scheme, preferably, described arrange module 204 specifically for: when determining that described current operation mode is heating mode, described indoor fan is set and described air ducting runs according to the second default operating condition, to make described indoor heat exchanger temperature close to described indoor environment temperature.
Control system 200 according to an embodiment of the invention, when air-conditioner shuts down by user, if determine that the current operation mode of air-conditioner is heating mode, indoor fan is then set and air ducting runs according to the second default operating condition, so, with the shut-in time of delay chamber inner blower and air ducting, make the indoor heat exchanger temperature of air-conditioner close to indoor environment temperature, thus the noise that after reaching the shutdown of minimizing air-conditioner, the parts such as airframe structure part, indoor heat exchanger of indoor set produce in the deformation process because expanding with heat and contract with cold, and then improve users'comfort.Wherein, the second default operating condition comprises: upper and lower for air ducting automatic wind wind direction is adjusted to default wind direction, and air-flow guides toward top by this default wind direction as far as possible, blows be advisable less than user with cold wind; And indoor fan is set operates by preset rotation speed, this preset rotation speed can ensure that T2 in Preset Time (the heat exchanger for air-conditioner indoor machine temperature that indoor heat exchanger temperature sensor gathers) can move closer to indoor environment temperature, be unlikely to again the too high cold wind that causes of wind speed and blow to user, and user is done not feel like oneself.
According to one embodiment of present invention, in technique scheme, preferably, described control module 202 specifically comprises: the first timing module 2022, for when receiving described off signal, start to add up the first working time that described indoor fan and described air ducting run according to described default operating condition; First judge module 2024, for judging whether described first working time is more than or equal to the first Preset Time, and when being judged to be, controls successively to close described indoor fan and described air ducting.
Control system 200 according to an embodiment of the invention, when air-conditioner shuts down by user, the first working time that beginning Data Analyzing Room inner blower and air ducting run according to default operating condition, when judgement first working time is more than or equal to the first Preset Time, control successively close chamber's inner blower and air ducting, so, can effectively avoid because of indoor heat exchanger temperature sensor fault or collecting temperature and actual deviation is excessive or some extreme cases cause indoor fan and the air ducting opening time long, cause electricity waste and market potential complaint risk.
According to one embodiment of present invention, in technique scheme, preferably, described control module 202 specifically comprises: the second timing module 2026, for when receiving described off signal, start to add up the second working time that described indoor fan and described air ducting run according to described default operating condition; Second judge module 2028, for judging whether the change slope of described indoor heat exchanger temperature within described second working time is less than object variations slope, and when being judged to be, controls successively to close described indoor fan and described air ducting.
Control system according to an embodiment of the invention, when air-conditioner shuts down by user, the second working time that beginning Data Analyzing Room inner blower and air ducting run according to default operating condition, when judging that the change slope of indoor heat exchanger temperature within the second working time collected is less than object variations slope, control successively close chamber's inner blower and air ducting, such as, out of service and indoor fan remains in operation in situation at off-premises station, indoor heat exchanger and the indoor environment temperature difference reduce gradually, Composite Walls also reduces thereupon gradually, the time dependent slope of T2 (or claiming speed) can reduce gradually, when the change slope of T2 within the second working time be less than object variations slope in other words within a certain period of time T2 amplitude of variation be less than a default value (such as, T2 amplitude of variation in 10 seconds is less than 1 degree) time, can think that indoor set has dispelled the heat fully, close to room temperature, now then can successively close chamber's inner blower and air ducting, effectively to reduce the noise that air conditioner room unit produces afterwards in shutdown, wherein, this change slope, the second working time and temperature parameter, the difference of the version, material etc. that can adopt because of different type of machines indoor set and there are differences, particular by experiment actual verification out, with reach close blower fan and closed wind deflector after the indoor apparatus of air conditioner noise that expands with heat and contract with cold meet instructions for use for target.
In addition, due to this decision rule be only T2 over time slope whether be less than object variations slope, do not relate to indoor environment temperature collection, namely can realize logic decision by means of only indoor heat exchanger temperature sensor, thus reduce the degree of dependence to sensor collection and feedback element thereof.
Fig. 3 shows the block diagram of air-conditioner 300 according to an embodiment of the invention.
As shown in Figure 3, the air-conditioner 300 of one embodiment of the present of invention, comprising: the control system 200 according to any one of technique scheme.
Air-conditioner 300 according to an embodiment of the invention, comprising: the control system 200 according to any one of technique scheme, therefore, has all beneficial effects of the control system 200 according to any one of technique scheme, repeats no more here.
Fig. 4 shows the schematic flow sheet of control method according to another embodiment of the invention.
As shown in Figure 4, one embodiment of the present of invention by refrigeration/dehumidifier pattern postboost late release rule, specifically comprise:
Step 402, air-conditioning system, in refrigeration/dehumidifier mode operation process, after receiving off signal, enters step 404.
Step 404, stops off-premises station, keeps the state (the first default operating condition) before receiving off signal to run upper and lower automatic wind wind direction and rotation speed of fan, and timing from receiving off signal.
Step 406, when one of them in two conditions below meeting can enter step 408, if do not met, then proceeds to judge, particularly,
Condition one: T2 within a certain period of time amplitude of variation is less than certain numerical value (also can be understood as the change slope of T2 within the second working time and be less than object variations slope), such as, T2 amplitude of variation in 10 seconds is less than 1 degree, usually, out of service and indoor fan remains in operation in situation at off-premises station, indoor heat exchanger and the indoor environment temperature difference reduce gradually, Composite Walls also reduces thereupon gradually, the time dependent slope of T2 (or claiming speed) can reduce gradually, when the change slope of T2 within the second working time be less than object variations slope in other words within a certain period of time T2 amplitude of variation be less than a default value (such as, T2 amplitude of variation in 10 seconds is less than 1 degree) time, can think that indoor set has dispelled the heat fully, close to room temperature, wherein, this change slope, second working time and temperature parameter, the version that can adopt because of different type of machines indoor set, the difference of material etc. and there are differences, particular by experiment actual verification out, with reach close blower fan and closed wind deflector after the indoor apparatus of air conditioner noise that expands with heat and contract with cold meet instructions for use for target,
Condition two: the first working time reaches or exceeds the first Preset Time, this first Preset Time is in order to avoid at temperature sensor fault or collecting temperature and actual deviation is excessive or under some extreme cases, only judge whether that closedown blower fan and wind deflector can cause the blower fan opening time long by condition one, cause electricity to waste and market potential complaint risk.Usually, in this first Preset Time, condition one can be met.
Step 408, closed wind deflector after closing blower fan.
Fig. 5 shows the schematic flow sheet of control according to still another embodiment of the invention.
As shown in Figure 5, one embodiment of the present of invention by heating mode shut down after late release rule, specifically comprise:
Step 502, air-conditioning system, in heating mode running, after receiving off signal, enters step 504.
Step 504, stop off-premises station, and upper and lower automatic wind wind direction is adjusted to default wind direction, air-flow guides toward top by this default wind direction as far as possible, blow with cold wind and be advisable less than user, and by blower fan by preset rotation speed running (the second default operating condition), this preset rotation speed can ensure that the interior T2 of Preset Time (the second working time) changes slope and meets the demands, be unlikely to again that wind speed is too high to be caused cold wind to blow to user to do not feel like oneself, and timing from receiving off signal.
Step 506, when one of them in two conditions below meeting can enter step 508, if do not met, then proceeds to judge, particularly,
Condition one: T2 within a certain period of time amplitude of variation is less than certain numerical value (also can be understood as the slope that T2 changes within the second working time and be less than object variations slope), such as, T2 amplitude of variation in 10 seconds is less than 1 degree usually, out of service and indoor fan remains in operation in situation at off-premises station, indoor heat exchanger and the indoor environment temperature difference reduce gradually, Composite Walls also reduces thereupon gradually, the time dependent slope of T2 (or claiming speed) can reduce gradually, when the change slope of T2 within the second working time be less than object variations slope in other words within a certain period of time T2 amplitude of variation be less than a default value (such as, T2 amplitude of variation in 10 seconds is less than 1 degree) time, can think that indoor set has dispelled the heat fully, close to room temperature, wherein, this change slope, second working time and temperature parameter, the version that can adopt because of different type of machines indoor set, the difference of material etc. and there are differences, particular by experiment actual verification out, with reach close blower fan and closed wind deflector after the indoor apparatus of air conditioner noise that expands with heat and contract with cold meet instructions for use for target,
Condition two: the first working time reaches or exceeds the first Preset Time.This first Preset Time is in order to avoid at temperature sensor fault or collecting temperature and actual deviation is excessive or under some extreme cases, only judge whether that closedown blower fan and wind deflector can cause the blower fan opening time long by condition one, cause electricity to waste and market potential complaint risk.Usually, in this first Preset Time, condition one can be met.
Step 508, closed wind deflector after closing blower fan.
More than be described with reference to the accompanying drawings technical scheme of the present invention, can while effectively reducing the noise that indoor apparatus of air conditioner produces afterwards in shutdown, further reduction is to the degree of dependence of temperature sensor collection and feedback element thereof, and reduce temperature sensor fault or feedback element and to go wrong the probability that noise reduction is had an impact, and then promote Consumer's Experience.
In the description of this description, specific features, structure, material or feature that the description of term " embodiment " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, identical embodiment or example are not necessarily referred to the schematic representation of above-mentioned term.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (11)
1. a control method, for air-conditioner, is characterized in that, comprising:
When receiving off signal, determine the current operation mode of described air-conditioner, and control the off-premises station of closing described air-conditioner;
The indoor fan of described air-conditioner is set according to described current operation mode and air ducting runs by default operating condition, to make the indoor heat exchanger temperature of described air-conditioner close to indoor environment temperature;
When meeting pre-conditioned, control successively to close described indoor fan and described air ducting.
2. control method according to claim 1, it is characterized in that, described indoor fan is set according to described current operation mode and described air ducting runs by described default operating condition, to make described indoor heat exchanger temperature close to described indoor environment temperature, specifically comprises:
When determine described current operation mode be refrigeration mode or dehumidifier pattern time, described indoor fan is set and described air ducting runs according to the first default operating condition, to make described indoor heat exchanger temperature close to described indoor environment temperature, wherein, described first default operating condition is described indoor fan and the duty of described air ducting before receiving described off signal.
3. control method according to claim 1, it is characterized in that, described indoor fan is set according to described current operation mode and described air ducting runs by described default operating condition, to make described indoor heat exchanger temperature close to described indoor environment temperature, specifically comprises:
When determining that described current operation mode is heating mode, described indoor fan is set and described air ducting runs according to the second default operating condition, to make described indoor heat exchanger temperature close to described indoor environment temperature.
4. control method according to any one of claim 1 to 3, is characterized in that, meet described pre-conditioned time, control successively to close described indoor fan and described air ducting, specifically comprise:
When receiving described off signal, start to add up the first working time that described indoor fan and described air ducting run according to described default operating condition;
Judge whether described first working time is more than or equal to the first Preset Time, and when being judged to be, control successively to close described indoor fan and described air ducting.
5. control method according to any one of claim 1 to 3, is characterized in that, meet described pre-conditioned time, control successively to close described indoor fan and described air ducting, specifically comprise:
When receiving described off signal, start to add up the second working time that described indoor fan and described air ducting run according to described default operating condition;
Judge whether the change slope of described indoor heat exchanger temperature within described second working time is less than object variations slope, and when being judged to be, control successively to close described indoor fan and described air ducting.
6. a control system, for air-conditioner, is characterized in that, comprising:
Control module, for when receiving off signal, determines the current operation mode of described air-conditioner, and controls the off-premises station of closing described air-conditioner;
Module is set, runs by default operating condition for the indoor fan and air ducting controlling described air-conditioner according to described current operation mode, to make the indoor heat exchanger temperature of described air-conditioner close to indoor environment temperature; And
Described control module also for: when meeting pre-conditioned, control successively to close described indoor fan and described air ducting.
7. control system according to claim 6, is characterized in that, described arrange module specifically for:
When determine described current operation mode be refrigeration mode or dehumidifier pattern time, described indoor fan is set and described air ducting runs according to the first default operating condition, to make described indoor heat exchanger temperature close to described indoor environment temperature, wherein, described first default operating condition is described indoor fan and the duty of described air ducting before receiving described off signal.
8. control system according to claim 6, is characterized in that, described arrange module specifically for:
When determining that described current operation mode is heating mode, described indoor fan is set and described air ducting runs according to the second default operating condition, to make described indoor heat exchanger temperature close to described indoor environment temperature.
9. the control system according to any one of claim 6 to 8, is characterized in that, described control module specifically comprises:
First timing module, for when receiving described off signal, starts to add up the first working time that described indoor fan and described air ducting run according to described default operating condition;
First judge module, for judging whether described first working time is more than or equal to the first Preset Time, and when being judged to be, controls successively to close described indoor fan and described air ducting.
10. the control system according to any one of claim 6 to 8, is characterized in that, described control module specifically comprises:
Second timing module, for when receiving described off signal, starts to add up the second working time that described indoor fan and described air ducting run according to described default operating condition;
Second judge module, for judging whether the change slope of described indoor heat exchanger temperature within described second working time is less than object variations slope, and when being judged to be, controls successively to close described indoor fan and described air ducting.
11. 1 kinds of air-conditioners, is characterized in that, comprising: the control system according to any one of claim 6 to 10.
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