CN1590887A - Dehumidification operation method of air conditioner - Google Patents
Dehumidification operation method of air conditioner Download PDFInfo
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- CN1590887A CN1590887A CN 03144145 CN03144145A CN1590887A CN 1590887 A CN1590887 A CN 1590887A CN 03144145 CN03144145 CN 03144145 CN 03144145 A CN03144145 A CN 03144145A CN 1590887 A CN1590887 A CN 1590887A
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Abstract
A demoistening method for air condtiioner includes driving the compressed medium into indoor heat exchanger, sensing the number of dischargings for condensed water, judging indoor humidity, multiple-stage control of compressor for demoistening, and real-time switching between the running modes of compressor.
Description
Technical field
The present invention relates to a kind of air conditioner, furtherly, relate to a kind of perception indoor humidity that is used for, carry out the dehumidifying operation method (A DEHUMIDIFICATION DRIVINGMETHOD OF AIR CONDITIONER) of the air conditioner of dehumidifying running.
Background technology
Air conditioner is carried out cooling operation in summer, carry out heating running in the winter time.Winter, the indoor temperature drying can be brought unhappy sensation to the user hardly, yet summer, indoor temperature was relatively moist, thus during discharging cold wind owing to the reason of humidity can be brought unhappy sensation to the user.So in the function of motion of prior art air conditioner, in order to prevent that carrying out air in the cooling operation process that humidity is bigger in summer is discharged into and indoorly brings unhappy sensation to the user, has increased the dehumidifying function of motion that reduces indoor humidity.
With reference to the accompanying drawings, the dehumidifying running to the prior art air conditioner describes.
Fig. 1 a demonstrates the operation mode of the dehumidifying running of existing technology air conditioner.
In order to remove indoor humidity, in the prior art, measure the humidity amount of indoor temperature, carry out the dehumidifying running.So, will pass to microcontroller by the indoor temperature of indoor temperature detecting sensor (not demonstrating in the accompanying drawing) perception.Above-mentioned microcontroller is set a plurality of operation modes according to indoor temperature change generated in case for to the method for controlling of operation of compressor.Above-mentioned microcontroller is according to the indoor temperature value that passes over, according to the operation mode drive compression machine of the compressor of having set.
That is to say, carry out in the driving process, if indoor temperature is from continuing to descend below 22.5 degree, then according to the 4th operation mode drive compression machine of having set according to the 3rd operation mode.In addition, carry out in the driving process,, then convert the 3rd operation mode drive compression machine to if indoor temperature reaches more than 22.5 degree according to the 4th operation mode.
In addition, compressor carries out in the driving process according to the 2nd operation mode, if indoor temperature drops to below 25 degree, then compressor will drive according to the 3rd operation mode.Carry out in the driving process according to the 3rd operation mode,, then convert the 2nd operation mode drive compression machine to if indoor temperature rises to more than 26.5 degree.
On the one hand, compressor carries out in the driving process according to the 1st operation mode, if indoor temperature drops to below 28 degree, then converts the 2nd operation mode drive compression machine to.But compressor carries out in the driving process according to the 2nd operation mode, if indoor temperature reaches more than 28 degree, then converts the 1st operation mode drive compression machine to.
Along with the variation of above-mentioned indoor temperature, the operation mode of conversion compressor.So even drive according to the 1st operation mode, if change to the indoor temperature that is fit to the 2nd operation mode, then according to indoor temperature change generated in case, the operation mode with compressor converts on the 2nd operation mode at any time.
Fig. 2 a, Fig. 2 b demonstrate the driven compressor state diagram of the dehumidifying running of existing technology air conditioner.
As shown in the figure, in the prior art, differently control the operating frequency of compressor respectively according to the operation mode of compressor.That is to say, when the operation mode of compressor is on the 1st operation mode, makes compressor to turn round continuously and drive control.When the operation mode of compressor was on the 2nd operation mode, compressor operation 10 minutes stopped 6 minutes, drives control repeatedly.But when the operation mode of compressor was on the 3rd operation mode, compressor operation 6 minutes stopped 10 minutes, drives control repeatedly.On the one hand, when the operation mode of compressor was on the 4th operation mode, compressor was in halted state continuously.
So the operation mode of compressor depends on indoor temperature, the dehumidifying running is carried out in the control of differently turning round respectively according to the operation mode of compressor.Be elaborated to carrying out above-mentioned dehumidifying operation process below.
Fig. 1 b demonstrates the control flow chart of the dehumidifying running of existing technology air conditioner.
Shown in Fig. 1 b, in the cooling operation process, select dehumidifying running (the 100th stage) by signal input apparatus.Above-mentioned dehumidifying CRANK PULSES passes to microcontroller (not demonstrating in the accompanying drawing), and above-mentioned microcontroller reads the indoor temperature value by the perception of indoor temperature detecting sensor (not demonstrating in the accompanying drawing) institute.In addition, above-mentioned microcontroller is controlled compressor (the 110th stage) according to indoor temperature according to the compressor operation mode activated of having set.
In addition, set according to indoor temperature after the operation mode of compressor, indoor fan begins to turn round (the 120th stage) with the pattern of weak wind.If the indoor temperature value by the perception of above-mentioned indoor temperature detecting sensor institute is in minimum scope (the 130th stage), then controls compressor and turn round according to the 4th operation mode.
If the operation mode of compressor is in the 4th operation mode, then at once control compressor and shut down, the control room internal fan closes driving (the 200th stage) simultaneously.So above-mentioned microcontroller thinks that indoor temperature is in the proper temperature of the running that need not to dehumidify.
But, when the operation mode of compressor is not the 4th operation mode, judge whether indoor temperature is in the maximum temperature scope (the 140th stage) that is suitable for the 1st operation mode according to the indoor temperature value.If according to above-mentioned judgement, think to belong to above-mentioned the 1st operation mode that then to be judged as the very high while humidity of indoor temperature also very high for microcontroller.So the control compressor turns round (the 160th stage) continuously.As long as the user does not specially import dehumidifying running stop signal, running can dehumidify always.
But in above-mentioned the 140th stage,, then judge whether to be the 2nd operation mode (the 150th stage) if the operation mode of compressor is not the 1st operation mode.If the 2nd operation mode, then drive after 10 minutes compressors, stop the drive compression machine 6 minutes (the 170th stage).As long as the user is input dehumidifying running stop signal specially, then according to the indoor temperature running that continues to dehumidify.
On the one hand, be judged as in above-mentioned the 150th stage and be not the 2nd operation mode, then microcontroller will be judged as the 3rd operation mode.After the 3rd operation mode driven compressor 6 minutes, stop 10 minutes drive compression.As long as the user is input dehumidifying running stop signal specially, then according to the indoor temperature running that continues to dehumidify.
Along with above-mentioned dehumidifying running beginning, regardless of the design temperature that the user selects, indoor fan always drives according to certain revolution with weak wind pattern.But, in the 1st operation mode of compressor according to the selected setting air quantity of user drive chamber internal fan.In addition, design temperature is not considered in the running of compressor, just drives control according to indoor temperature.
But in the prior art, carry out the dehumidifying running, the temperature sensor of perception indoor temperature need additionally be set for the indoor humidity amount of perception.
Summary of the invention
In order to solve above-mentioned prior art problems, first purpose of the present invention provides the dehumidifying operation method of the air conditioner that can bring following effect: need not to be provided with the temperature sensor for the perception indoor temperature, also can judge indoor amount of moisture, to the compressor control of turning round.
Second purpose of the present invention is: the dehumidifying operation method that the air conditioner of the humidity in can display room is provided.
In order to realize the purpose of the invention described above, indoor heat exchanger is provided with tank, the moisture that evaporation by above-mentioned indoor heat exchanger produces is stored in the tank, when arriving certain water level, carry out draining by draining pump, for air conditioner, the invention provides the dehumidifying operation method of air conditioner: the segmentation stage with following feature with said structure: according to indoor humidity will dehumidify the running the compressor operation pattern be set at a plurality of stages; Phase run: begin the dehumidifying running, then above-mentioned compressor and indoor fan entry into service; Operation mode is set the stage: above-mentioned phase run is through after the special time, and according to the amount of moisture that produces, control is set according to different operation modes; Dehumidifying phase run: determine the operation mode dehumidifying running of the correspondence of above-mentioned phase run, then start draining pump the water in the tank is all discharged, continue the displacement of confirming that compressor operation produced.
In addition, in order to realize the purpose of the invention described above, the present invention also provides the dehumidifying operation method of the air conditioner with following feature: a stage: above-mentioned indoor humidity stops the dehumidifying running when certain benchmark is following; The b stage: above-mentioned indoor humidity is when certain benchmark is above, and the compressor that turns round continuously reduces indoor humidity; The c stage: above-mentioned indoor humidity drops to after certain benchmark, the intermittent working compressor.
For the water level of the water in the above-mentioned tank of perception, be provided with the sensor of water level perceptional function.
Dehumidifying operation method by air conditioner of the present invention can bring following effect.
In order to carry out the dehumidifying running, the indoor temperature detecting sensor of measuring indoor temperature need be set additionally in the prior art according to indoor temperature.But in the present invention, produce the pairing draining number of times of moisture, judge indoor humidity according to the draining number of times of institute's perception by the perception indoor heat exchanger.According to multistage compressor operation mode activated compressor, carry out the dehumidifying running according to indoor humidity control compressor.
By the present invention, carry out the dehumidifying running according to the amount of moisture on the indoor heat exchanger of actual indoor humidity correspondence, can judge indoor humidity execution dehumidifying running exactly.
In addition, by the moisture condition in the display unit display room the operation mode handoff procedure of fixed compressor, can make the user confirm to dehumidify in the running.
Description of drawings
Fig. 1 a demonstrates the operation mode of the dehumidifying running of existing technology air conditioner.
Fig. 1 b demonstrates the work control flow chart of the dehumidifying running of existing technology air conditioner.
Fig. 2 a demonstrates a kind of driven compressor state diagram of dehumidifying running of prior art air conditioner.
Fig. 2 b demonstrates the driven compressor state diagram of the dehumidifying running of another kind of prior art air conditioner.
Fig. 3 demonstrates the control structure figure of the dehumidifying running of air conditioner of the present invention.
Fig. 4 demonstrates the operation mode of the dehumidifying running of air conditioner of the present invention.
Fig. 5 demonstrates the structure chart of perception indoor set moisture in the dehumidifying operation process of air conditioner of the present invention.
Fig. 6 demonstrates the work control flow chart of the dehumidifying running of air conditioner of the present invention.
The critical piece description of reference numerals
300: signal input apparatus 310: display unit (DISPLAY)
320: power supply device 330: microcontroller (MICRO CONTROLLER)
340: indoor fan 350: water level detecting sensor (SENSOR)
360: compressor 380b: pump motor (PUMP MOTOR)
The specific embodiment
With reference to the accompanying drawings, dehumidifying operation method of the present invention is described in detail.
Fig. 3 demonstrates the dehumidifying running control structure figure of air conditioner of the present invention.
As shown in the figure, the dehumidifying of air conditioner of the present invention running control structure comprises power supply device 320, signal input apparatus 300, display unit 310, indoor fan 340, compressor 360, pump motor 380b, water level detecting sensor 350a and microcontroller 330 substantially.Above-mentioned power supply device 320 is used for applying power supply to product; Above-mentioned signal input apparatus 300 is used for the input service control signal; Above-mentioned display unit 310 is used to export the function of air conditioner; Above-mentioned indoor fan 340 is used for being discharged into the air after the heat exchange indoor; Above-mentioned compressor 360 is used for compressed media; The said pump motor 380b be used to provide power, makes tank 350b carry out draining; Above-mentioned water level detecting sensor 350a is used for the water level of the above-mentioned tank 350b of perception; Above-mentioned microcontroller 330 is used for control dehumidifying running.
In the present invention, the moisture that contains in the air moisture that produces that condenses on indoor heat exchanger (not demonstrating in the accompanying drawing) collects in the above-mentioned tank 350b.At this moment, above-mentioned water level detecting sensor 350a perception collects in the water yield in the above-mentioned tank 350b, and signal is passed to above-mentioned microcontroller 330.
If arrive certain water level, above-mentioned microcontroller 330 is judged the indoor humidity amount according to the draining number of times.In addition, also according to the operation mode of indoor design condition control above-mentioned compressor 360, make the operation mode of above-mentioned compressor 360 carry out the dehumidifying running rightly.In the present invention, the operation mode of above-mentioned compressor 360 is made of 4 stages altogether: the 1st operation mode, the 2nd operation mode, the 3rd operation mode and the 4th operation mode.
Fig. 4 demonstrates the operation mode of the dehumidifying running that is used for air conditioner of the present invention.
In the present invention, in order to remove indoor moisture, the driving by above-mentioned indoor fan 340 makes room air bump heat exchanger, by the temperature difference of above-mentioned heat exchanger and room air, makes the hydrogenesis that is included in the room air on above-mentioned heat exchanger.The moisture that compiles thus is stored in the certain hour scope in the above-mentioned tank 350b.By said process, moisture is stored in the above-mentioned tank 350b, through behind the certain hour, measure the water yield that collects in the above-mentioned tank 350b, judge indoor amount of moisture.
In the present invention, even do not possess independent wetness sensor, also can remove the water yield that collects on the above-mentioned heat exchanger by the driving of above-mentioned indoor fan 340, discharge when making the water that flow in the above-mentioned tank 350b arrive certain water level, measure then and discharge number of times, judge indoor amount of moisture, control dehumidifying running.
That is to say, as shown in the figure, when humidity is maximum, drive above-mentioned compressor 360 according to the 1st operation mode; If the indoor humidity amount drops to below 90%, then convert the 2nd operation mode to.On the contrary, if drive above-mentioned compressor 360 according to the 2nd operation mode, the indoor humidity amount rises to more than 95%, then converts the 1st operation mode to.But if drive above-mentioned compressor 360 according to the 2nd operation mode, the humidity amount drops to below 80%, then converts the 3rd operation mode to.
On the one hand, if drive above-mentioned compressor 360 according to the 3rd operation mode, the humidity amount rises to more than 85%, then converts the 2nd operation mode to.But if compressor 360 carries out in the driving process according to the 3rd operation mode, the humidity amount drops to below 70%, and then the driving of compressor 360 converts the 4th operation mode to.On the contrary, if in the process according to the 4th operation mode drive compression machine, the humidity amount rises to more than 75%, then the operation mode of compressor 360 is converted into the 3rd operation mode.Compressor 360 driving conditions of above-mentioned operation mode as shown in Figure 4.
Fig. 5 demonstrates the structure chart of perception indoor set moisture in the dehumidifying operation process of air conditioner of the present invention.
As shown in the figure, a side of compressor 360 is provided with tank 350b, and above-mentioned tank 350b is used to store above-mentioned compressor 360 and drives the water that is produced.The inside of above-mentioned tank 350b is provided with water level detecting sensor 350a, and above-mentioned water level detecting sensor 350a is used for the water level of the water that perception compiles.In addition, the side in the above-mentioned tank 350b is provided with drainpipe 380a; Above-mentioned drainpipe 380a is provided with pump motor 380b, and said pump motor 380b discharges the water of tank 350b inside by above-mentioned drainpipe 380a.
By said structure, select the dehumidifying running, then, above-mentioned compressor 360 is pooled within a certain period of time in the tank 350b along with driving the water that produces.The water that is pooled in the above-mentioned tank 350b arrives certain water level, by water level detecting sensor 350a perception, then passes through the driving of draining pump to externally drained.To pass to above-mentioned microcontroller 330 by draining pump to externally drained number of times in the certain hour scope, above-mentioned microcontroller 330 is judged the indoor humidity amount according to the draining number of times.
Fig. 6 demonstrates the dehumidifying running control flow chart of air conditioner of the present invention.
As shown in the figure, the user is by signal input apparatus 300 input dehumidifying CRANK PULSES (the 400th stage).The dehumidifying CRANK PULSES that the user imported passes to above-mentioned microcontroller 330, in order to start the dehumidifying running, above-mentioned microcontroller 330 running control compressors 360 (the 410th stage).No matter the design temperature that indoor fan 340 users set how, unconditionally drive (the 420th stage) according to weak wind pattern.
In addition, along with the running medium of above-mentioned compressor 360 is compressed, be supplied to indoor heat exchanger by medium tube.So by the indoor heat exchanger evaporation, the room air that humidity is high produces moisture in the indoor heat exchanger surface condensation.In the above-mentioned moisture storage screw clamp 350b, carry out draining when arriving certain water level.Carry out said process repeatedly.
As mentioned above, after the entry into service compressor 360, judge whether surpassed 5 minutes (the 430th stage) duration of runs of compressor 360.If surpass 5 minutes the duration of runs of above-mentioned compressor 360, microcontroller 330 is judged the operation mode of the compressor 360 in the dehumidifying running according to the draining number of times according to the moisture production.That is to say that above-mentioned microcontroller 330 is judged indoor humidity (the 440th stage) according to the draining number of times.In addition, judge the operation mode of the pairing compressor 360 of indoor humidity, control above-mentioned compressor 360 drives according to corresponding operation mode.
If when pairing compressor 360 operation modes of judging by above-mentioned microcontroller 330 of indoor humidity are the 4th operation mode (the 450th stage), compressor is in halted state.That is to say, be judged as current indoor humidity and be in suitable humidity, need not the dehumidifying running.Output drives the dehumidifying running according to above-mentioned the 4th operation mode on display unit.
At this moment as long as compressor 360 drives, continue to carry out draining at interval according to certain hour, microcontroller 330 still continues to judge the operation mode conversion of compressor 360 according to certain hour interval perception draining number of times.If but the user imports dehumidifying running stop signal (the 510th stage), stops the running of compressor 360 and the driving of indoor fan 340, stops dehumidifying running (the 520th stage) fully.
On the one hand, if the operation mode of the compressor 360 of the indoor humidity correspondence that microcontroller 330 is judged is not the 4th operation mode, judge whether to be the 1st operation mode (the 460th stage).According to the judgement of above-mentioned microcontroller 330, if the 1st operation mode, then above-mentioned microcontroller 330 is judged as indoor humidity than higher state, and control compressor 360 drives continuously carries out dehumidifying running (the 480th stage).Output drives the dehumidifying running according to above-mentioned the 1st operation mode on display unit then.
At this moment draining continues to carry out, and microcontroller 330 still continues to judge the operation mode conversion of compressor 360 according to certain hour interval perception draining number of times.As long as the user does not import dehumidifying running stop signal, the dehumidifying running will continue to carry out in addition.If but the user imports dehumidifying running stop signal (the 510th stage), stops the running of compressor 360 and the driving of indoor fan 340, stops dehumidifying running (the 520th stage) fully.
Not the 1st operation mode if the 460th stage was judged as, then judge whether to be the 2nd operation mode (the 470th stage).That is to say that microcontroller 330 is judged as indoor humidity according to the draining number of times and is in 80%～90%, then drive 10 minutes and stop the drive compression machine 3606 minutes (the 490th stage) after the compressor 360 according to the 2nd operation mode.Output drives the dehumidifying running according to above-mentioned the 2nd operation mode on display unit then.
At this moment draining continues to carry out, and microcontroller 330 still continues to judge the operation mode conversion of compressor 360 according to certain hour interval perception draining number of times.The intermittent working of above-mentioned compressor 360 will continue to carry out in addition, as long as the user does not import dehumidifying running stop signal, the dehumidifying running will continue to carry out.If but the user imports dehumidifying running stop signal (the 510th stage), stops the running of compressor 360 and the driving of indoor fan 340, stops dehumidifying running (the 520th stage) fully.
If being judged as, the 470th stage is not then to be judged as the 3rd operation mode by the 2nd operation mode.So drive after 6 minutes compressors 360 according to the 3rd operation mode control, stop the driving (the 500th stage) of 10 minutes compressors 360, the dehumidifying running is carried out in control.Output drives the dehumidifying running according to above-mentioned the 3rd operation mode on display unit then.
At this moment draining continues to carry out, and microcontroller 330 still continues to judge the operation mode conversion of compressor 360 according to certain hour interval perception draining number of times.The intermittent working of above-mentioned compressor 360 will continue to carry out in addition, as long as the user does not import dehumidifying running stop signal, the dehumidifying running will continue to carry out.If but the user imports dehumidifying running stop signal (the 510th stage), stops the running of compressor 360 and the driving of indoor fan 340, stops dehumidifying running (the 520th stage) fully.
In sum, basic fundamental thought of the present invention is, is created in according to indoor humidity and carries out draining when moisture on the heat exchanger arrives certain water level, and perception draining number of times is judged indoor humidity according to the draining number of times of institute's perception then.Be used to carry out the operation mode of the compressor 360 of dehumidifying running then according to multistage control according to above-mentioned indoor humidity.
In addition, in the present invention, the operation mode of above-mentioned compressor is exported in display unit, made the user can confirm that the operation mode of compressor switches, and carries out the process of dehumidifying running.
Up to the present, though be that the center has been described in detail with embodiments of the invention, the personnel that have general knowledge in the technical field of the invention can propose a lot of distortion in basic fundamental thought range of the present invention.Basic fundamental thought of the present invention is embodied in the claim scope required for protection, and all differences point in the equal with it scope all should be interpreted as belonging to scope of the present invention.
Claims (3)
1, a kind of dehumidifying operation method of air conditioner, the indoor heat exchanger of this air conditioner is provided with tank, and the moisture that the evaporation by above-mentioned indoor heat exchanger produces is stored in the tank, when arriving certain water level, carries out draining by draining pump; The dehumidifying operation method of above-mentioned air conditioner is characterised in that, comprising:
The segmentation stage, according to indoor humidity will dehumidify the running the compressor operation pattern be set at a plurality of stages;
Phase run begins the dehumidifying running, then above-mentioned compressor and indoor fan entry into service;
Operation mode is set the stage, and above-mentioned phase run is through after the special time, and according to the amount of moisture that produces, different operation modes are set in control;
The dehumidifying phase run according to turning round with the corresponding operation mode dehumidifying of above-mentioned phase run, then starts draining pump the water in the tank is all discharged, and continues the displacement of confirming that compressor operation produced.
2. the dehumidifying operation method of air conditioner according to claim 1 is characterized in that:
The a stage: above-mentioned indoor humidity stops the dehumidifying running when certain benchmark is following;
The b stage: above-mentioned indoor humidity is when certain benchmark is above, and the compressor that turns round continuously reduces indoor humidity;
The c stage: above-mentioned indoor humidity drops to after certain benchmark, the intermittent working compressor.
3. the dehumidifying operation method of air conditioner according to claim 1 is characterized in that:
For the water level of the water in the above-mentioned tank of perception, be provided with the sensor of water level perceptional function.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03144145 CN1590887A (en) | 2003-08-25 | 2003-08-25 | Dehumidification operation method of air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03144145 CN1590887A (en) | 2003-08-25 | 2003-08-25 | Dehumidification operation method of air conditioner |
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| CN1590887A true CN1590887A (en) | 2005-03-09 |
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| CN 03144145 Pending CN1590887A (en) | 2003-08-25 | 2003-08-25 | Dehumidification operation method of air conditioner |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103363632A (en) * | 2012-04-05 | 2013-10-23 | 大金工业株式会社 | Air-conditioner |
| CN104266325A (en) * | 2014-10-28 | 2015-01-07 | 珠海格力电器股份有限公司 | Drainage control method and device of dehumidifier and dehumidifier |
| CN104791956A (en) * | 2015-04-20 | 2015-07-22 | 广东美的制冷设备有限公司 | Dehumidification system and control method thereof |
| CN104848417A (en) * | 2015-04-20 | 2015-08-19 | 广东美的制冷设备有限公司 | Dehumidification system and control method |
| CN107514737A (en) * | 2017-07-19 | 2017-12-26 | 广东美的制冷设备有限公司 | Dehumidifier and its fault judgment method and device |
| CN109269024A (en) * | 2018-08-17 | 2019-01-25 | 佛山市澳霆环境设备制造有限公司 | A kind of dehumidifier with moisture removal display function |
-
2003
- 2003-08-25 CN CN 03144145 patent/CN1590887A/en active Pending
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103363632A (en) * | 2012-04-05 | 2013-10-23 | 大金工业株式会社 | Air-conditioner |
| CN103363632B (en) * | 2012-04-05 | 2016-04-06 | 大金工业株式会社 | Air conditioner |
| CN104266325A (en) * | 2014-10-28 | 2015-01-07 | 珠海格力电器股份有限公司 | Drainage control method and device of dehumidifier and dehumidifier |
| WO2016065855A1 (en) * | 2014-10-28 | 2016-05-06 | 珠海格力电器股份有限公司 | Drainage control method and device of dehumidifier and dehumidifier |
| CN104791956A (en) * | 2015-04-20 | 2015-07-22 | 广东美的制冷设备有限公司 | Dehumidification system and control method thereof |
| CN104848417A (en) * | 2015-04-20 | 2015-08-19 | 广东美的制冷设备有限公司 | Dehumidification system and control method |
| CN104848417B (en) * | 2015-04-20 | 2017-10-13 | 广东美的制冷设备有限公司 | Dehumidification system and its control method |
| CN104791956B (en) * | 2015-04-20 | 2017-10-13 | 广东美的制冷设备有限公司 | Dehumidification system and its control method |
| CN107514737A (en) * | 2017-07-19 | 2017-12-26 | 广东美的制冷设备有限公司 | Dehumidifier and its fault judgment method and device |
| CN107514737B (en) * | 2017-07-19 | 2019-12-27 | 广东美的制冷设备有限公司 | Dehumidifier and fault judgment method and device thereof |
| CN109269024A (en) * | 2018-08-17 | 2019-01-25 | 佛山市澳霆环境设备制造有限公司 | A kind of dehumidifier with moisture removal display function |
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