CN103032933B - The relative moisture control method of transducer air conditioning and device - Google Patents

The relative moisture control method of transducer air conditioning and device Download PDF

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Publication number
CN103032933B
CN103032933B CN201110300707.0A CN201110300707A CN103032933B CN 103032933 B CN103032933 B CN 103032933B CN 201110300707 A CN201110300707 A CN 201110300707A CN 103032933 B CN103032933 B CN 103032933B
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China
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temperature
air conditioning
preset
operating frequency
compressor operating
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CN201110300707.0A
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Chinese (zh)
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CN103032933A (en
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张辉
陈绍林
熊军
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珠海格力电器股份有限公司
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Abstract

The invention discloses relative moisture control method and the device of a kind of transducer air conditioning.Wherein, by using the compressor operating frequency controlling transducer air conditioning so that the inner tube temperature of transducer air conditioning is not less than the dew point temperature that default humidity is corresponding.By the present invention, solving needs to expend bigger refrigerating capacity and allows the problem of the water vapor condensation Cheng Shui in air in prior art, and then has reached to avoid dehumidifying excessively so that human body sensory is comfortable, and reduces the effect of energy consumption.

Description

The relative moisture control method of transducer air conditioning and device

Technical field

The present invention relates to field of air conditioning, in particular to relative moisture control method and the dress of a kind of transducer air conditioning Put.

Background technology

Air-conditioner, as conditioner, is widely applied.But, current convertible frequency air-conditioner and fixed frequency air conditioner are all It is controlled based on user's design temperature, before being not reaching to design temperature, air conditioning unit is removing the most always Wet, the relative air humidity making room is the lowest, and human body sensory is uncomfortable.Common fixed frequency air conditioner of the prior art refrigeration is opened Uncontrollable evaporating temperature after opening, causes excessively dehumidifying, makes air be dried, and human body sensory is uncomfortable.And common convertible frequency air-conditioner system After cold unlatching, high frequency runs, and causes evaporating temperature too low, and moisture removal increases, and instead results in room temperature drop speed and slows down, and energy consumption increases Add, and cause excessively dehumidifying, make air be dried, human body sensory can be made equally uncomfortable.

Owing to the latent heat of vaporization value of the water in air is bigger, in order to allow the water vapor condensation Cheng Shui in air, need Air themperature to be reduced is to below dew point temperature, and this needs to expend bigger refrigerating capacity and could realize.Air conditioner refrigerating running Middle dehumidifying needs to expend the cold output of 20~40%.Operation of air conditioner reduction evaporating temperature dehumidifies simultaneously, refrigeration system Energy efficiency can be greatly lowered, and consumes energy more.

Humidity control method for the transducer air conditioning in correlation technique often leads to the excessive problem that dehumidifies, the most still Effective solution is not proposed.

Summary of the invention

Present invention is primarily targeted at the relative moisture control method that a kind of transducer air conditioning is provided, to solve existing skill The problem that in art, air-conditioner dehumidifying is excessive.

To achieve these goals, according to an aspect of the invention, it is provided the relative humidity of a kind of transducer air conditioning Control method, wherein, by control transducer air conditioning compressor operating frequency so that the inner tube temperature of described transducer air conditioning not The dew point temperature corresponding less than presetting humidity, to control air-conditioner dehumidifying.

Further, when transducer air conditioning is under the conditions of high-temperature high-load, the method also includes: control compressor operating Frequency elder generation high frequency runs, and wherein, when indoor environment temperature is reduced to below the ceiling temperature of comfort zone, controls transducer air conditioning Compressor operating frequency is so that the inner tube temperature of transducer air conditioning is not less than the dew point temperature that default humidity is corresponding, it is ensured that quickly temperature drop With reduction energy consumption, after reaching setting demand, low-frequency operation maintains room temperature and humidity, can also realize air the wettest simultaneously Degree is in moderate level, and air will not too dry.

Further, the compressor operating frequency controlling transducer air conditioning includes in the following ways to transducer air conditioning Compressor operating frequency is modified: be modified the compressor operating frequency of transducer air conditioning by outdoor environment temperature; And/or, by setting the temperature difference, the compressor operating frequency of transducer air conditioning is modified;And/or, pass through indoor air The compressor operating frequency of transducer air conditioning is modified by relative humidity and indoor environment temperature.

Further, in such a way the compressor operating frequency of transducer air conditioning is modified:

F=(F1Outdoor environment temperature+⊿F2Set the temperature difference+⊿F3Relative humidity)

Wherein, F is the correction value of compressor operating frequency, and F1 outdoor environment temperature is that outdoor environment temperature is corresponding The correction value of compressor operating frequency, F2 sets the temperature difference as the correction value setting compressor operating frequency corresponding to the temperature difference, F3 relative humidity is the correction value of the compressor operating frequency that indoor air relative humidity is corresponding with indoor environment temperature.

Further, when transducer air conditioning has humidity sensor, by indoor air relative humidity and indoor The compressor operating frequency of transducer air conditioning is modified by ambient temperature, including: judge that indoor air relative humidity is No it be less than or equal to first and preset relative humidity, and judge that whether indoor environment temperature is less than or equal to the first preset temperature;In indoor Ambient air relative humidity presets relative humidity less than or equal to first, and indoor environment temperature is less than or equal to the first preset temperature Time, by indoor air relative humidity and indoor environment temperature, the compressor operating frequency of transducer air conditioning is repaiied Just;It is more than first at indoor air relative humidity preset relative humidity and preset relative humidity less than second, and indoor When ambient temperature is less than or equal to the second preset temperature, empty to frequency conversion by indoor air relative humidity and indoor environment temperature The compressor operating frequency adjusting device is modified, and wherein, the second preset temperature is less than the first preset temperature;And in indoor environment Temperature is preset relative humidity and presets relative humidity less than or equal to the 3rd more than second, and indoor environment temperature is less than or equal to the During three preset temperatures, the compressor operating frequency to transducer air conditioning by indoor air relative humidity and indoor environment temperature Rate is modified, and wherein, the 3rd preset temperature is less than the second preset temperature.

Further, by outdoor environment temperature, the compressor operating frequency of transducer air conditioning is modified, including: sentence Whether disconnected outdoor environment temperature is less than or equal to the 4th preset temperature;When outdoor environment temperature is less than or equal to four preset temperatures, Control F1Outdoor environment temperatureIt it is the first preset correction value;At outdoor environment temperature more than the 4th preset temperature, and outdoor environment temperature During less than or equal to five preset temperatures, control F1Outdoor environment temperatureIt it is the second preset correction value;At outdoor environment temperature more than the 5th Preset temperature, and when outdoor environment temperature is less than or equal to six preset temperatures, control F1Outdoor environment temperatureIt it is the 3rd preset correction value; And when outdoor environment temperature is more than six preset temperatures, control F1Outdoor environment temperatureIt it is the 4th preset correction value.

Further, by setting the temperature difference, the compressor operating frequency of transducer air conditioning is modified, including: in refrigeration During temperature drop, it is judged that whether the temperature difference presets the temperature difference more than or equal to first;When the temperature difference presets the temperature difference more than or equal to first, control ⊿F2Set the temperature differenceIt it is the 5th preset correction value;It is more than or equal to second in the temperature difference and presets the temperature difference, and when the temperature difference presets the temperature difference less than first, Control F2Set the temperature differenceIt it is the 6th preset correction value;And preset the temperature difference in the temperature difference more than or equal to the 3rd, and the temperature difference is pre-less than second If during the temperature difference, control F2Set the temperature differenceIt it is the 7th preset correction value.

Further, by indoor air relative humidity and indoor environment temperature, the compressor of transducer air conditioning is transported Line frequency is modified including: during refrigeration temperature drop, it is judged that whether the temperature difference presets the temperature difference less than or equal to the 4th;At indoor ring When border relative air humidity is preset relative humidity and presets relative humidity less than or equal to the 5th more than the 4th, control compressor operating Frequency no longer rises;It is less than or equal to the 4th at indoor air relative humidity preset relative humidity and preset relatively more than the 6th During humidity, control compressor operating frequency and reduce according to the first pre-set velocity and at most reduce the first predeterminated frequency;And in room When interior ambient air relative humidity presets relative humidity less than or equal to the described 6th, control compressor operating frequency pre-according to second If speed reduces and at most reduces the second predeterminated frequency.

Further, when transducer air conditioning does not has humidity sensor, by indoor environment temperature to transducer air conditioning Compressor operating frequency be modified, including: judge that indoor environment temperature is whether less than or equal to the 7th preset temperature;And When indoor environment temperature is less than or equal to described seven preset temperature, by the indoor environment temperature compression to described transducer air conditioning Machine running frequency is modified.

Further, by indoor air relative humidity and indoor environment temperature, the compressor of transducer air conditioning is transported Line frequency is modified including: during refrigeration temperature drop, it is judged that whether the temperature difference presets the temperature difference less than or equal to the 4th;Little in the temperature difference In time presetting the temperature difference equal to the 4th, pass through indoor air relative humidity and indoor environment temperature in such a way to frequency conversion The compressor operating frequency of air-conditioner is modified:

If (Tdrew+1℃)≤TInner tube, then control compressor operating frequency and allow to rise;

If Tdrew< TInner tube< (Tdrew+ 1 DEG C), then control compressor operating frequency and no longer rise;And

If TInner tube≤Tdrew, then control compressor operating frequency and preset by the 3rd pre-set velocity reduction and at most reduction the 3rd Frequency;

Wherein, Tdrew(T is dropped to for indoor environment temperatureInternal ring-⊿TRefrigeration internal ring compensates) and indoor air relative humidity be Dew point temperature corresponding when 40~60%, wherein, TInternal ringFor indoor environment temperature, TRefrigeration internal ring compensatesCompensate for stating indoor environment temperature Value;TInner tubeInner tube temperature for transducer air conditioning.

To achieve these goals, according to a further aspect in the invention, it is provided that the relative humidity of a kind of transducer air conditioning Control device, this device for by control transducer air conditioning compressor operating frequency so that the inner tube temperature of transducer air conditioning not The dew point temperature corresponding less than presetting humidity.

Further, this device includes: the first control unit, for when transducer air conditioning is under the conditions of high-temperature high-load Time, control compressor operating frequency elder generation high frequency and run;And second control unit, comfortable for being reduced at indoor environment temperature Time below district's ceiling temperature, control the compressor operating frequency of transducer air conditioning so that the inner tube temperature of transducer air conditioning is not less than pre- If the dew point temperature that humidity is corresponding.

Further, this device includes: the first correcting module, for by the outdoor environment temperature pressure to transducer air conditioning Contracting machine running frequency is modified;Second correcting module, for by setting the temperature difference compressor operating frequency to transducer air conditioning Rate is modified;And the 3rd correcting module, for by indoor air relative humidity and indoor environment temperature to frequency conversion The compressor operating frequency of air-conditioner is modified.

By the present invention, use control transducer air conditioning compressor operating frequency so that the inner tube temperature of transducer air conditioning not Less than presetting dew point temperature corresponding to humidity, solving needs to expend bigger refrigerating capacity and allows the water in air steam in prior art Air cooling is congealed into the problem of water, and then has reached to avoid dehumidifying excessively so that the comfortable effect of human body sensory.

Accompanying drawing explanation

The accompanying drawing of the part constituting the application is used for providing a further understanding of the present invention, and the present invention's is schematic real Execute example and illustrate for explaining the present invention, being not intended that inappropriate limitation of the present invention.In the accompanying drawings:

Fig. 1 is the relative moisture control method flow chart of transducer air conditioning according to embodiments of the present invention;

Fig. 2 is the flow process that the compressor operating frequency to transducer air conditioning according to a first embodiment of the present invention is modified Figure;

Fig. 3 is the flow process that the compressor operating frequency to transducer air conditioning according to a second embodiment of the present invention is modified Figure;

Fig. 4 is the relative humidity controller figure of transducer air conditioning according to a first embodiment of the present invention;And

Fig. 5 is the relative humidity controller figure of transducer air conditioning according to a second embodiment of the present invention.

Detailed description of the invention

It should be noted that in the case of not conflicting, the embodiment in the application and the feature in embodiment can phases Combination mutually.Describe the present invention below with reference to the accompanying drawings and in conjunction with the embodiments in detail.

Owing to relative air humidity human body in certain scope is pleasant, therefore need knot when dehumidifying Close room dry-bulb temperature to be controlled, wherein, it is critical for controlling the water capacity of space air, so that human body sensory is comfortable. But, often lead to dehumidify excessively and higher the asking of power dissipation ratio to solve the humidity control method existence of transducer air conditioning Topic, needs to reduce dehumidifying under conditions of space air humidity does not affect comfort level as far as possible, thus promotes the temperature drop effect of air-conditioner Really, i.e. convertible frequency air-conditioner needs in opening a period of time run to ensure that Wind Volume high evaporating temperature is run, it is to avoid invalid removes Wet, realize quick temperature drop by minimum energy consumption, make room environment be rapidly reached human comfort district, that is, use lower frequency fortune The control strategy of row is to ensure the fastest temperature drop speed and power saving low-power consumption.The present invention is by controlling the compressor of transducer air conditioning Running frequency, so that the inner tube temperature of transducer air conditioning is not less than the dew point temperature that default humidity is corresponding, solves in prior art and needs Expend bigger refrigerating capacity and allow the problem of the water vapor condensation Cheng Shui in air, and then reached to avoid dehumidifying excessively so that people Somesthesia is comfortable, and reduces the effect of energy consumption.Describe in detail below in conjunction with accompanying drawing.

According to embodiments of the invention, it is provided that the relative moisture control method of a kind of transducer air conditioning.

Fig. 1 is the relative moisture control method flow chart of transducer air conditioning according to embodiments of the present invention, as it is shown in figure 1, The method comprises the following steps:

Step S101: when transducer air conditioning is under the conditions of high-temperature high-load, controls compressor operating frequency elder generation high frequency fortune OK, it is achieved dehumidifying and temperature drop rapidly.

Step S103: when indoor environment temperature is reduced to below the ceiling temperature of comfort zone, controls the pressure of transducer air conditioning Contracting machine running frequency is so that the inner tube temperature of transducer air conditioning is not less than the dew point temperature that default humidity is corresponding, i.e. when temperature drop reaches Time below the ceiling temperature of comfort zone, compressor operating FREQUENCY CONTROL is in the dew point temperature making inner tube temperature be not less than humidity 40% correspondence It is controlled, it is ensured that quickly temperature drop and solution energy consumption;After reaching setting demand, fuzzy control is at the lowest frequency (this frequency certainly Rate may be higher, relevant with the setting such as the design temperature of user and wind shelves) run and maintain room temperature and humidity, also may be used simultaneously To realize relative air humidity in moderate level, air will not too dry.

In the relative moisture control method of above-mentioned transducer air conditioning, after operation of air conditioner reaches human comfort district, By controlling the compressor operating FREQUENCY CONTROL evaporating temperature of frequency changer, thus indirectly control dehumidifying, it is to avoid room environment is empty Gas relative humidity is too low, keeps human comfort, simultaneously because compressor frequency reduces, the most energy-conservation.

Fig. 2 is the flow process that the compressor operating frequency to transducer air conditioning according to a first embodiment of the present invention is modified Figure, as in figure 2 it is shown, the compressor operating frequency controlling transducer air conditioning includes compression to transducer air conditioning in the following ways Machine running frequency is modified:

By outdoor environment temperature, the compressor operating frequency of transducer air conditioning is modified;

By setting the temperature difference, the compressor operating frequency of transducer air conditioning is modified;And

By indoor air relative humidity and indoor environment temperature, the compressor operating frequency of transducer air conditioning is entered Row is revised.

Preferably, after indoor environment temperature reaches comfort zone, if damp condition meets and enters humidity to compression The control condition of unit frequency correction, then indoor air humidity is the biggest, and compressor operating frequency can be more lower, according to The compressor operating frequency of transducer air conditioning is modified by under type:

F=(F1Outdoor environment temperature+⊿F2Set the temperature difference+⊿F3Relative humidity)

Wherein, F is the correction value of compressor operating frequency, F1Outdoor environment temperatureFor the compressor that outdoor environment temperature is corresponding The correction value of running frequency, F2Set the temperature differenceFor setting the correction value of compressor operating frequency corresponding to the temperature difference, F3Relative humidityFor room The correction value of the compressor operating frequency that interior ambient air relative humidity is corresponding with indoor environment temperature.

When transducer air conditioning has humidity sensor, carried out by the above-mentioned compressor operating frequency to transducer air conditioning The method revised so that transducer air conditioning, can be from three sides under entering the humidity control condition to compressor frequency correction In the face of compressor operating frequency is modified, and then reach to be advantageously controlled the mesh of the compressor operating frequency of transducer air conditioning 's.

Preferably, the correction of compressor operating frequency is carried out according to the following table by outdoor environment temperature:

That is, when transducer air conditioning has humidity sensor, by the outdoor environment temperature compressor to transducer air conditioning Running frequency is modified, including: judge that whether outdoor environment temperature is less than or equal to the 4th preset temperature T4;In outdoor environment temperature Degree is less than or equal to the 4th preset temperature T4Time, control F1Outdoor environment temperatureIt is the first preset correction value F1;At outdoor environment temperature More than the 4th preset temperature T4, and outdoor environment temperature is less than or equal to the 5th preset temperature T5Time, control F1Outdoor environment temperatureIt is second Preset correction value F2;At outdoor environment temperature more than the 5th preset temperature T5, and outdoor environment temperature is pre-less than or equal to the 6th If temperature T6Time, control F1Outdoor environment temperatureIt is the 3rd preset correction value F3;And preset more than the 6th at outdoor environment temperature Temperature T6Time, control F1Outdoor environment temperatureIt is the 4th preset correction value F4.

When transducer air conditioning has humidity sensor, at the beginning of compressor under the conditions of the different operating conditions that upper table is listed The computational methods of beginning running frequency, i.e. determined residing for transducer air conditioning by the concrete gradient dividing outdoor environment temperature Operating condition, and then obtain the compressor operating frequency correction value of correspondence, to reach by outdoor environment temperature, compressor to be transported The purpose that line frequency is modified.

Preferably, the correction of compressor operating frequency is carried out according to the following table by design temperature:

That is, when transducer air conditioning has humidity sensor, by setting the temperature difference compressor operating to transducer air conditioning Frequency is modified, including: judge whether temperature difference T presets temperature difference T1 more than or equal to first;In temperature difference T more than or equal to the One when presetting temperature difference T1, controls F2Set the temperature differenceIt is the 5th preset correction value F5;Preset warm more than or equal to second in temperature difference T Difference T2, and when temperature difference T presets the temperature difference less than first, control F2Set the temperature differenceIt is the 6th preset correction value F6;And in temperature Difference T presets temperature difference T3 more than or equal to the 3rd, and when temperature difference T presets temperature difference T2 less than second, controls F2Set the temperature differenceFor 7th preset correction value F7.

When transducer air conditioning has humidity sensor, according to compressor operating under the conditions of the different temperature approach that upper table is listed The computational methods of frequency, i.e. determine the temperature during transducer air conditioning refrigeration temperature drop by the concrete gradient dividing temperature approach Difference is interval, and then obtains the compressor operating frequency correction value of correspondence, to reach by design temperature compressor operating frequency The purpose that rate is modified.

Preferably, when transducer air conditioning has humidity sensor, enter the humidity control strip to compressor frequency correction Part is:

Compressor is opened and is run:

If RH≤RH1, and TInternal ring≤T1Condition meets, and i.e. enters the humidity control condition to compressor frequency correction;

If RH1 < is RH≤RH2, and TInternal ring≤T2Condition meets, and i.e. enters the humidity control strip to compressor frequency correction Part;

If RH2 < is RH≤RH3, and TInternal ring≤T3Condition meets, and i.e. enters the humidity control strip to compressor frequency correction Part.

Wherein, RH is indoor air relative humidity, and RH1 is first to preset relative humidity, and RH2 is second to preset relatively Humidity, RH3 the 3rd presets relative humidity, TInternal ringFor indoor environment temperature, T1It is the first preset temperature, T2It is the second preset temperature, T3It it is the 3rd preset temperature.

That is, when transducer air conditioning has humidity sensor, entering humidity to the control condition of compressor frequency correction is:

Judge whether indoor air relative humidity RH is less than or equal to first and presets relative humidity RH1, and judge indoor Ambient temperature TInternal ringWhether less than or equal to the first preset temperature T1

Relative humidity RH1, and indoor environment temperature T is preset less than or equal to first at indoor air relative humidity RHInternal ring Less than or equal to the first preset temperature T1Time, then enter humidity to compressor frequency correction;

It is more than first at indoor air relative humidity RH preset relative humidity RH1 and preset relative humidity less than second RH2, and indoor environment temperature TInternal ringLess than or equal to the second preset temperature T2Time, then entrance humidity is to compressor frequency correction, its In, the second preset temperature T2Less than the first preset temperature T1;And

It is more than second at indoor air relative humidity RH preset relative humidity RH2 and preset relatively less than or equal to the 3rd Humidity RH3, and indoor environment temperature TInternal ringLess than or equal to the 3rd preset temperature T3Time, then enter humidity and compressor frequency is repaiied Just, wherein, the 3rd preset temperature T3Less than the second preset temperature T2

When transducer air conditioning has humidity sensor, by judging indoor air rh value and indoor environment The interval of temperature value judges whether to enter the humidity control condition to compressor frequency correction, has reached to open at compressor Time, by judging that indoor air rh value and indoor environment temperature value judge whether to enter humidity to pressure exactly The correction of contracting unit frequency.

Preferably, when transducer air conditioning has humidity sensor, by indoor air relative humidity and indoor ring The compressor operating frequency of transducer air conditioning is modified including by border temperature:

During refrigeration temperature drop, it is judged that whether temperature difference T presets temperature difference T4 less than or equal to the 4th;

It is more than the 4th at indoor air relative humidity RH preset relative humidity RH4 and preset relatively less than or equal to the 5th During humidity RH5, control compressor operating frequency and no longer rise;

It is less than or equal to the 4th at indoor air relative humidity RH preset relative humidity RH4 and preset relatively more than the 6th During humidity RH6, control compressor operating frequency and reduce according to the first pre-set velocity V1 and at most reduce the first predeterminated frequency F1;With And

When indoor air relative humidity RH presets relative humidity RH6 less than or equal to the described 6th, control compressor Running frequency reduces according to the second pre-set velocity V2 and at most reduces the second predeterminated frequency F2.

When transducer air conditioning has humidity sensor, according to above-mentioned different indoor environment relative air humidities and environment temperature The control of compressor operating frequency under the conditions of degree, is determined by indoor air rh value and indoor environment temperature value is come Determine the running frequency of compressor, reached by indoor air relative humidity and indoor environment temperature transducer air conditioning The purpose that is modified of compressor operating frequency.

Fig. 3 is the flow process that the compressor operating frequency to transducer air conditioning according to a second embodiment of the present invention is modified Figure, as it is shown on figure 3, the compressor operating frequency controlling transducer air conditioning includes compression to transducer air conditioning in the following ways Machine running frequency is modified:

By outdoor environment temperature, the compressor operating frequency of transducer air conditioning is modified;

By setting the temperature difference, the compressor operating frequency of transducer air conditioning is modified;And

By indoor air relative humidity and indoor environment temperature, the compressor operating frequency of transducer air conditioning is entered Row is revised.

Preferably, after indoor environment temperature reaches comfort zone, if damp condition meets and enters humidity to compression The control condition of unit frequency correction, then indoor air humidity is the biggest, and compressor operating frequency can be more lower, according to The compressor operating frequency of transducer air conditioning is modified by under type:

F=(F1Outdoor environment temperature+⊿F2Set the temperature difference+⊿F3Relative humidity)

Wherein, F is the correction value of compressor operating frequency, F1Outdoor environment temperatureFor the compressor that outdoor environment temperature is corresponding The correction value of running frequency, F2Set the temperature differenceFor setting the correction value of compressor operating frequency corresponding to the temperature difference, F3Relative humidityFor room The correction value of the compressor operating frequency that interior ambient air relative humidity is corresponding with indoor environment temperature.

When transducer air conditioning does not has humidity sensor, entered by the above-mentioned compressor operating frequency to transducer air conditioning The method that row is revised so that transducer air conditioning, can be from three under entering the humidity control condition to compressor frequency correction Compressor operating frequency is modified by aspect, and then reaches to be advantageously controlled the mesh of the compressor operating frequency of transducer air conditioning 's.

Preferably, the correction of compressor operating frequency is carried out according to the following table by outdoor environment temperature:

That is, when transducer air conditioning does not has humidity sensor, by the outdoor environment temperature compression to transducer air conditioning Machine running frequency is modified, including: judge that whether outdoor environment temperature is less than or equal to the 4th preset temperature T4;At outdoor environment Temperature is less than or equal to the 4th preset temperature T4Time, control F1Outdoor environment temperatureIt is the first preset correction value F1;In outdoor environment temperature Degree is more than the 4th preset temperature T4, and outdoor environment temperature is less than or equal to the 5th preset temperature T5Time, control F1Outdoor environment temperatureIt is Two preset correction value F2;At outdoor environment temperature more than the 5th preset temperature T5, and outdoor environment temperature is less than or equal to the 6th Preset temperature T6Time, control F1Outdoor environment temperatureIt is the 3rd preset correction value F3;And it is pre-more than the 6th at outdoor environment temperature If temperature T6Time, control F1Outdoor environment temperatureIt is the 4th preset correction value F4.

When transducer air conditioning does not has humidity sensor, according to compressor under the conditions of the different operating conditions that upper table is listed The computational methods of initial launch frequency, i.e. determined residing for transducer air conditioning by the concrete gradient dividing outdoor environment temperature Operating condition, and then obtain correspondence compressor operating frequency correction value, to reach by outdoor environment temperature compressor The purpose that running frequency is modified.

Preferably, the correction of compressor operating frequency is carried out according to the following table by design temperature:

That is, when transducer air conditioning does not has humidity sensor, by setting the temperature difference, the compressor of transducer air conditioning is transported Line frequency is modified, including: judge whether temperature difference T presets temperature difference T1 more than or equal to first;It is more than or equal in temperature difference T First when presetting temperature difference T1, controls F2Set the temperature differenceIt is the 5th preset correction value F5;Preset more than or equal to second in temperature difference T Temperature difference T2, and when temperature difference T presets the temperature difference less than first, control F2Set the temperature differenceIt is the 6th preset correction value F6;And Temperature difference T presets temperature difference T3 more than or equal to the 3rd, and when temperature difference T presets temperature difference T2 less than second, controls F2Set the temperature difference It is the 7th preset correction value F7.

When transducer air conditioning does not has humidity sensor, transport according to compressor under the conditions of the different temperature approach that upper table is listed The computational methods of line frequency, i.e. during determining transducer air conditioning refrigeration temperature drop by the concrete gradient dividing temperature approach Temperature approach is interval, and then obtains the compressor operating frequency correction value of correspondence, to reach by design temperature compressor operating The purpose that frequency is modified.

Preferably, when transducer air conditioning does not has humidity sensor, enter the humidity control to compressor frequency correction Condition is:

Judge described indoor environment temperature TInternal ringWhether less than or equal to the 7th preset temperature T7;And

At described indoor environment temperature TInternal ringLess than or equal to described 7th preset temperature T7Time, by described indoor environment temperature Spend the compressor operating frequency to described transducer air conditioning to be modified.

When transducer air conditioning does not has humidity sensor, by judging that the interval of indoor environment temperature value judges whether Enter the humidity control condition to compressor frequency correction, reached when compressor is opened, by judging indoor environment temperature Value judges whether to enter the humidity correction to compressor frequency exactly.

Preferably, when transducer air conditioning does not has humidity sensor, by indoor air relative humidity and indoor The compressor operating frequency of transducer air conditioning is modified including by ambient temperature:

During refrigeration temperature drop, it is judged that whether temperature difference T presets temperature difference T4 less than or equal to the 4th;

If (Tdrew+1℃)≤TInner tube, then control compressor operating frequency and allow to rise;

If Tdrew< TInner tube< (Tdrew+ 1 DEG C), then control compressor operating frequency and no longer rise;And

If TInner tube≤Tdrew, then control compressor operating frequency and reduce according to the speed of the 3rd pre-set velocity V3 and at most drop Low 3rd predeterminated frequency F3;

Wherein, TInternal ringFor indoor environment temperature, TRefrigeration internal ring compensatesFor stating indoor environment temperature offset;TInner tubeFor convertible frequency air-conditioner The inner tube temperature of device;TdrewIt is (T for indoor environment temperatureInternal ring-⊿TRefrigeration internal ring compensates), relative humidity is the humid air correspondence of 40~60% Dew point temperature, concrete corresponding relation see table:

(TInternal ring-⊿TRefrigeration internal ring compensates) RH Tdrew(water capacity) (TInternal ring-⊿TRefrigeration internal ring compensates) RH Tdrew(water capacity) 28.5 40 13.6(9.702) 22 45 9.5(7.387) 28 40 13.1(9.420) 21.5 45 9.1(7.162) 27.5 40 12.7(9.145) 21 45 8.6(6.943) 27 40 12.3(8.877) 20.5 50 9.7(7.487) 26.5 40 11.8(8.616) 20 50 9.3(7.257) 26 40 11.4(8.362) 19.5 50 8.8(7.032) 25.5 40 10.9(8.115) 19 50 8.4(6.814) 25 40 10.5(7.874) 18.5 50 7.9(6.602) 24.5 45 11.8(8.608) 18 50 7.4(6.396) 24 45 11.3(8.350) 17.5 60 7.0(6.196) 23.5 45 10.9(8.100) 17 60 6.5(6.001) 23 45 10.4(7.855) 16.5 60 6.0(5.812) 22.5 45 10.0(7.618) 16 60 5.6(5.628)

When transducer air conditioning does not has humidity sensor, according to compressor operating frequency under the conditions of above-mentioned different dew point temperatures The control of rate, is determined by the indoor environment temperature value dew point temperature corresponding with the humid air that relative humidity is 40-60% and comes really Determine the running frequency of compressor, reached by indoor air relative humidity and indoor environment temperature transducer air conditioning The purpose that compressor operating frequency is modified.

Wherein, when transducer air conditioning has humidity sensor, enter the humidity control condition to compressor frequency correction It is:

Compressor is opened and is run:

If RH≤20%, and TInternal ring≤ 25 DEG C of conditions meet the i.e. entrance humidity control condition to compressor frequency correction;

If 20% < RH≤40%, and TInternal ring≤ 24 DEG C of conditions meet the i.e. entrance humidity control to compressor frequency correction Condition;

If 40% < RH≤60%, and TInternal ring≤ 23 DEG C of conditions meet the i.e. entrance humidity control to compressor frequency correction Condition.

Wherein, the correction of compressor operating frequency is carried out according to the following table by outdoor environment temperature:

Wherein, the correction of compressor operating frequency is carried out according to the following table by design temperature:

Wherein, the compressor operating frequency to transducer air conditioning by indoor air relative humidity and indoor environment temperature Rate is modified including:

During refrigerating operaton temperature drop, and T≤2 DEG C,

If: 40% < RH≤60%, then compressor operating frequency does not allow to rise;

If: 35% < RH≤40%, then compressor operating frequency reduces according to the speed of 1Hz/120s, at most reduces 15Hz;If: RH≤35%, then compressor operating frequency reduces according to the speed of 1Hz/60s, at most reduces 15Hz.

Wherein, when transducer air conditioning does not has humidity sensor, enter the humidity control strip to compressor frequency correction Part is:

If TInternal ring≤ 24 DEG C, i.e. enter the humidity control condition to compressor frequency correction;

Wherein, the correction of compressor operating frequency is carried out according to the following table by outdoor environment temperature:

Wherein, the correction of compressor operating frequency is carried out according to the following table by design temperature:

Wherein, the compressor operating frequency to transducer air conditioning by indoor air relative humidity and indoor environment temperature Rate is modified including:

During refrigeration temperature drop, it is judged that whether temperature difference T presets the temperature difference 4 DEG C less than or equal to first;

If: (Tdrew+1℃)≤TInner tube, then compressor operating frequency allows to rise;

If: Tdrew< TInner tube< (Tdrew+ 1 DEG C), then compressor operating frequency does not allow to rise;

If: TInner tube≤Tdrew, then compressor operating frequency reduces according to the speed of 1Hz/60s, at most reduces 15Hz;

Wherein, TdrewIt is (T for indoor environment temperatureInternal ring-⊿TRefrigeration internal ring compensates), relative humidity is the humid air pair of 40~60% The dew point temperature answered, concrete corresponding relation see table:

(TInternal ring-⊿TRefrigeration internal ring compensates) RH Tdrew(water capacity) (TInternal ring-⊿TRefrigeration internal ring compensates) RH Tdrew(water capacity) 28.5 40 13.6(9.702) 22 45 9.5(7.387) 28 40 13.1(9.420) 21.5 45 9.1(7.162) 27.5 40 12.7(9.145) 21 45 8.6(6.943) 27 40 12.3(8.877) 20.5 50 9.7(7.487) 26.5 40 11.8(8.616) 20 50 9.3(7.257) 26 40 11.4(8.362) 19.5 50 8.8(7.032) 25.5 40 10.9(8.115) 19 50 8.4(6.814) 25 40 10.5(7.874) 18.5 50 7.9(6.602) 24.5 45 11.8(8.608) 18 50 7.4(6.396) 24 45 11.3(8.350) 17.5 60 7.0(6.196) 23.5 45 10.9(8.100) 17 60 6.5(6.001) 23 45 10.4(7.855) 16.5 60 6.0(5.812) 22.5 45 10.0(7.618) 16 60 5.6(5.628)

Fig. 4 is the relative humidity controller figure of transducer air conditioning according to a first embodiment of the present invention, as shown in Figure 4, The relative humidity controller of transducer air conditioning includes: the first control unit 402, for when transducer air conditioning is in high-temperature high-load Under the conditions of time, control compressor operating frequency elder generation high frequency and run;And

Second control unit 404, for when indoor environment temperature is reduced to below the ceiling temperature of comfort zone, controls frequency conversion The compressor operating frequency of air-conditioner is so that the inner tube temperature of transducer air conditioning is not less than the dew point temperature that default humidity is corresponding.

Fig. 5 is the relative humidity controller figure of transducer air conditioning according to a second embodiment of the present invention, as it is shown in figure 5, The relative humidity controller of transducer air conditioning includes: the first correcting module 502, for empty to frequency conversion by outdoor environment temperature The compressor operating frequency adjusting device is modified;

Second correcting module 504, for being modified the compressor operating frequency of transducer air conditioning by the setting temperature difference; And

3rd correcting module 506, for by indoor air relative humidity and indoor environment temperature to convertible frequency air-conditioner The compressor operating frequency of device is modified.

As can be seen from the above description, the present invention by control transducer air conditioning compressor operating frequency so that The inner tube temperature of transducer air conditioning is not less than the dew point temperature that default humidity is corresponding, solve prior art needs expend bigger Refrigerating capacity allows the problem of the water vapor condensation Cheng Shui in air, so reached to avoid dehumidifying excessively so that human body sensory is comfortable, And reduce the effect of energy consumption.

Obviously, those skilled in the art should be understood that each module of the above-mentioned present invention or each step can be with general Calculating device realize, they can concentrate on single calculating device, or be distributed in multiple calculating device and formed Network on, alternatively, they can with calculate the executable program code of device realize, it is thus possible to by they store Performed by calculating device in the storage device, or they are fabricated to respectively each integrated circuit modules, or by them In multiple modules or step be fabricated to single integrated circuit module and realize.So, the present invention be not restricted to any specifically Hardware and software combines.

The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for the skill of this area For art personnel, the present invention can have various modifications and variations.All within the spirit and principles in the present invention, that is made any repaiies Change, equivalent, improvement etc., should be included within the scope of the present invention.

Claims (11)

1. the relative moisture control method of a transducer air conditioning, it is characterised in that by controlling the compressor of transducer air conditioning Running frequency is so that the inner tube temperature of described transducer air conditioning is not less than the dew point temperature that default humidity is corresponding, wherein, when described change Frequently when air-conditioner is under the conditions of high-temperature high-load,
Described method also includes: controls described compressor operating frequency elder generation high frequency and runs,
Wherein, when indoor environment temperature is reduced to below the ceiling temperature of comfort zone, control the compressor operating of transducer air conditioning Frequency is so that the inner tube temperature of described transducer air conditioning is not less than the dew point temperature that described default humidity is corresponding.
Method the most according to claim 1, it is characterised in that the compressor operating frequency controlling transducer air conditioning includes adopting With the following methods the compressor operating frequency of described transducer air conditioning is modified:
By outdoor environment temperature, the compressor operating frequency of described transducer air conditioning is modified;And/or
By setting the temperature difference, the compressor operating frequency of described transducer air conditioning is modified;And/or
By indoor air relative humidity and indoor environment temperature, the compressor operating frequency of described transducer air conditioning is entered Row is revised.
Method the most according to claim 2, it is characterised in that the compressor to described transducer air conditioning in such a way Running frequency is modified:
F=(F1Outdoor environment temperature+⊿F2Set the temperature difference+⊿F3Relative humidity)
Wherein, F is the correction value of described compressor operating frequency, F1Outdoor environment temperatureFor the pressure that described outdoor environment temperature is corresponding The correction value of contracting machine running frequency, F2Set the temperature differenceFor the correction value of compressor operating frequency corresponding to the described setting temperature difference, F3Relative humidityCorrection for the described indoor air relative humidity compressor operating frequency corresponding with described indoor environment temperature Value.
Method the most according to claim 2, it is characterised in that when described transducer air conditioning has humidity sensor, logical Cross indoor air relative humidity and indoor environment temperature the compressor operating frequency of described transducer air conditioning is modified, Including:
Judge whether described indoor air relative humidity is less than or equal to first and presets relative humidity, and judge described indoor ring Whether border temperature is less than or equal to the first preset temperature;
Preset relative humidity at described indoor air relative humidity less than or equal to first, and described indoor environment temperature is less than During equal to described first preset temperature, by indoor air relative humidity and indoor environment temperature to described transducer air conditioning Compressor operating frequency be modified;
It is more than first at described indoor air relative humidity preset relative humidity and preset relative humidity less than second, and When described indoor environment temperature is less than or equal to the second preset temperature, by indoor air relative humidity and indoor environment temperature Being modified the compressor operating frequency of described transducer air conditioning, wherein, described second preset temperature is first pre-less than described If temperature;And
It is more than described second at described indoor environment temperature preset relative humidity and preset relative humidity less than or equal to the 3rd, and When described indoor environment temperature is less than or equal to three preset temperatures, by indoor air relative humidity and indoor environment temperature Being modified the compressor operating frequency of described transducer air conditioning, wherein, described 3rd preset temperature is second pre-less than described If temperature.
Method the most according to claim 3, it is characterised in that by the outdoor environment temperature pressure to described transducer air conditioning Contracting machine running frequency is modified, including:
Judge that whether described outdoor environment temperature is less than or equal to the 4th preset temperature;
When described outdoor environment temperature is less than or equal to described four preset temperature, control described F1Outdoor environment temperatureBe first preset Correction value;
At described outdoor environment temperature more than described 4th preset temperature, and described outdoor environment temperature is preset less than or equal to the 5th During temperature, control described F1Outdoor environment temperatureIt it is the second preset correction value;
At described outdoor environment temperature more than described 5th preset temperature, and described outdoor environment temperature is preset less than or equal to the 6th During temperature, control described F1Outdoor environment temperatureIt it is the 3rd preset correction value;And
When described outdoor environment temperature is more than six preset temperatures, control described F1Outdoor environment temperatureIt it is the 4th preset correction value.
Method the most according to claim 3, it is characterised in that by setting the temperature difference compressor to described transducer air conditioning Running frequency is modified, including:
During refrigeration temperature drop, it is judged that whether the temperature difference presets the temperature difference more than or equal to first;
When the described temperature difference presets the temperature difference more than or equal to described first, control F2Set the temperature differenceIt it is the 5th preset correction value;
It is more than or equal to second in the described temperature difference and presets the temperature difference, and when the described temperature difference presets the temperature difference less than described first, control F2Set the temperature differenceIt it is the 6th preset correction value;And
It is more than or equal to the 3rd in the described temperature difference and presets the temperature difference, and when the described temperature difference presets the temperature difference less than described second, control F2Set the temperature differenceIt it is the 7th preset correction value.
Method the most according to claim 3, it is characterised in that by indoor air relative humidity and indoor environment temperature Spend the compressor operating frequency to described transducer air conditioning to be modified including:
During refrigeration temperature drop, it is judged that whether the described temperature difference presets the temperature difference less than or equal to the 4th;
It is more than the 4th at described indoor air relative humidity preset relative humidity and preset relative humidity less than or equal to the 5th Time, control described compressor operating frequency and no longer rise;
It is less than or equal to the described 4th at described indoor air relative humidity preset relative humidity and preset relatively more than the 6th During humidity, control described compressor operating frequency and reduce according to the first pre-set velocity and at most reduce the first predeterminated frequency;And
When described indoor air relative humidity presets relative humidity less than or equal to the described 6th, control described compressor fortune Line frequency reduces according to the second pre-set velocity and at most reduces the second predeterminated frequency.
Method the most according to claim 2, it is characterised in that when described transducer air conditioning does not has humidity sensor, By indoor environment temperature, the compressor operating frequency of described transducer air conditioning is modified, including:
Judge that whether described indoor environment temperature is less than or equal to the 7th preset temperature;And
When described indoor environment temperature is less than or equal to described seven preset temperature, by described indoor environment temperature to described change Frequently the compressor operating frequency of air-conditioner is modified.
Method the most according to claim 8, it is characterised in that by indoor air relative humidity and indoor environment temperature Spend the compressor operating frequency to described transducer air conditioning to be modified including:
During refrigeration temperature drop, it is judged that whether the described temperature difference presets the temperature difference less than or equal to the 4th;
When the described temperature difference presets the temperature difference less than or equal to the described 4th, in such a way by indoor air relative humidity With indoor environment temperature, the compressor operating frequency of described transducer air conditioning is modified:
If (Tdrew+1℃)≤TInner tube, then control described compressor operating frequency and allow to rise;
If Tdrew< TInner tube< (Tdrew+ 1 DEG C), then control described compressor operating frequency and no longer rise;And
If TInner tube≤Tdrew, then control described compressor operating frequency and reduce and at most reduce the 3rd default frequency by the 3rd pre-set velocity Rate;
Wherein, TdrewT is dropped to for described indoor environment temperatureInternal ring-⊿TRefrigeration internal ring compensatesAnd described indoor air relative humidity is Dew point temperature corresponding when 40~60%, wherein, TInternal ringFor described indoor environment temperature, TRefrigeration internal ring compensatesFor described indoor environment temperature Degree offset;TInner tubeInner tube temperature for described transducer air conditioning.
10. the relative humidity controller of a transducer air conditioning, it is characterised in that described device is for empty by controlling frequency conversion Adjust device compressor operating frequency so that the inner tube temperature of described transducer air conditioning is not less than the dew point temperature that default humidity is corresponding, institute State device to include:
First control unit, for when described transducer air conditioning is under the conditions of high-temperature high-load, controls described compressor operating Frequency elder generation high frequency runs;And
Second control unit, for when indoor environment temperature is reduced to below the ceiling temperature of comfort zone, controls described frequency conversion empty Adjust the compressor operating frequency of device so that the inner tube temperature of described transducer air conditioning is not less than the dew point temperature that described default humidity is corresponding Degree.
11. devices according to claim 10, it is characterised in that described device includes:
First correcting module, for repairing the compressor operating frequency of described transducer air conditioning by outdoor environment temperature Just;
Second correcting module, for being modified the compressor operating frequency of described transducer air conditioning by the setting temperature difference;With And
3rd correcting module, for by indoor air relative humidity and indoor environment temperature to described transducer air conditioning Compressor operating frequency is modified.
CN201110300707.0A 2011-09-30 2011-09-30 The relative moisture control method of transducer air conditioning and device CN103032933B (en)

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