CN1755269A - Indoor fan control method of air conditioner - Google Patents
Indoor fan control method of air conditioner Download PDFInfo
- Publication number
- CN1755269A CN1755269A CNA2004100722748A CN200410072274A CN1755269A CN 1755269 A CN1755269 A CN 1755269A CN A2004100722748 A CNA2004100722748 A CN A2004100722748A CN 200410072274 A CN200410072274 A CN 200410072274A CN 1755269 A CN1755269 A CN 1755269A
- Authority
- CN
- China
- Prior art keywords
- indoor
- air quantity
- air
- temperature
- indoor fan
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Abstract
The invention relates to air conditioner indoor fan control method for preventing condensation phenomenon, which is characterized by the following: setting condensation condition according to the indoor temperature and air quantity of indoor fan motor in advance; adding the air quantity to avoid condensation after driving the air conditioner. The invention increases the air quantity of indoor fan motor in the condensation condition to product noise, which proceeds driving operation at low noise in normal condition.
Description
Technical field
The present invention relates to a kind of air-conditioner, in more detail, relate to a kind of for preventing the indoor fan control method (Aindoor fancontrol method of air conditioner) of the air-conditioner that the dewfall phenomenon is controlled the driving of indoor fan.
Background technology
In general, air-conditioner is according to warm circulation of user's requirement system or kind of refrigeration cycle, and winter, summer was then by state nice and cool in the above-mentioned refrigerating operation holding chamber by warm state in the warm operation of the above-mentioned system holding chamber.And air-conditioner is regulated indoor humidity, keeps pure and fresh state thereby regulate room air.
The as above circulation of the air-conditioner of structure when the heat exchanger of indoor is carried out the function of condenser, is operated to make warm circulation; When the heat exchanger of indoor is carried out the function of evaporimeter, then operate with kind of refrigeration cycle.
The following describes the operating control device and the method thereof of the air-conditioner in the prior art.
Fig. 1 demonstrates the warm circular chart of cold/system of the air-conditioner in the prior art.
As shown in the figure, general air-conditioner includes indoor set 4 and off-premises station 5, wherein, heat exchanger 1 is installed in the indoor set 4, is used for to indoor discharge cold wind or warm braw; 5 of off-premises stations include: compressor reducer 3, carry out the compression of HTHP to refrigerant; Heat exchanger 8, condensation or evaporate above-mentioned refrigerant, and discharge warm braw or cold wind to the outside; Four directions valve 11, the conversion operations that is used to carry out the warm circulation of cold system.
In the warm cycling of above-mentioned system, at first, compression refrigerant in the compressor reducer 3, the refrigerant of above-mentioned compression will be sent in the indoor heat converter 1.At this moment, the refrigerant that flows in the indoor heat converter 1 is emitted heat to the indoor, make it discharge warm braw to the indoor, refrigerant by above-mentioned indoor heat converter 1, to be drawn in the outdoor heat converter 8 by expansion valve 6,8 of above-mentioned outdoor heat converters carry out evaporation operation, thereby to outdoor discharge cold wind.
Simultaneously, in the kind of refrigeration cycle operation, at first, compression refrigerant in the compressor reducer 3, the refrigerant of above-mentioned compression will be sent in the outdoor heat converter 8, and the refrigerant of 8 pairs of transmission of outdoor heat converter carries out condensation operation, and the refrigerant of above-mentioned condensation then is sent in the indoor heat converter 1 by expansion valve 6.Thus, when indoor heat converter 1 drives, airborne heat in the refrigerant suction chamber, and to indoor discharge cold wind.
Wherein, be provided with indoor fan 2 in the indoor set 4, then be provided with outdoor fan 7 in the off-premises station 5, said fans is used for promoting refrigerant that heat exchanger flows and the heat exchange action between the air.
The following describes the air-conditioner in the above-mentioned prior art of carrying out cold/warm cycling of system, the process of operating control in order to prevent the dewfall phenomenon.
In prior art,, make under low temperature (below indoor temperature x ℃) state and operate with certain hour in order around the outlet that prevents air-conditioner the dewfall phenomenon to take place.For this reason, need at first to judge whether indoor temperature is below x ℃,, increase its air quantity and control the dewfall phenomenon does not take place when indoor temperature is below x ℃ the time.But, when preventing that producing dewfall increases the air quantity of indoor fan, will be with very big noise.
Thus, when carrying out aforesaid operations,, make the dewfall phenomenon takes place near outlet because indoor temperature and air quantity [rotation number of indoor fan motor (rpm)] are on the low side.In order to address the above problem, in prior art, prevent above-mentioned dewfall phenomenon by the air quantity that increases indoor fan.
But, in the air-conditioner in prior art, need to increase the air quantity of weak wind in order to solve the dewfall phenomenon, thus the problem that unavoidably rises with noise.Owing to can't satisfy the low noiseization as the product key property, it is discontented that the user is produced product.
Summary of the invention
For this reason, the object of the present invention is to provide a kind of indoor fan control method of air-conditioner, make it prevent the dewfall phenomenon in the air-conditioner and operate control.
To achieve these goals, the indoor fan control method of the air-conditioner among the present invention, it includes following several steps: air quantity determining step, the air quantity of judgement indoor fan; Indoor temperature detects step, in above-mentioned air quantity determining step, when the air quantity of indoor set is weak wind, indoor temperature is detected; Air quantity control step, detecting the indoor temperature that detects in the step in above-mentioned indoor temperature is the 1st temperature when following, the air quantity of control room internal fan is increased to arbitrarily air quantity (weak wind+α).
In addition, the indoor fan control method of the air-conditioner among the present invention also includes: the temperature determining step, in the said fans determining step, when the air quantity of indoor fan (during weak wind+α), judges whether indoor temperature is than more than the 2nd high temperature of the 1st temperature for air quantity arbitrarily; The air quantity switch process in the said temperature determining step, when indoor temperature is 2nd temperature higher than the 1st temperature when above, is converted to weak wind with the air quantity of indoor fan.
The indoor fan control method of the air-conditioner among the present invention has following effect.
In the present invention, the dewfall condition of the air quantity correspondence of indoor temperature and indoor fan is preestablished, and judge whether to be the dewfall condition according to the air quantity of indoor temperature and indoor fan.In above-mentioned judged result, only under the situation of dewfall condition, increase the air quantity of indoor fan and produce noise, usual situation is next drives operation with the low noise state, thereby can offer user's's ' low noiseization ' ideal operation state.
Description of drawings
Fig. 1 demonstrates the warm circular chart of cold/system of general air-conditioner.
Fig. 2 demonstrates the control structure figure of the indoor fan control of the air-conditioner among the present invention.
Fig. 3 demonstrates the operation control flow chart of the indoor fan control of the air-conditioner among the present invention.
The critical piece description of reference numerals
1: indoor heat converter 2: indoor fan
3: compressor reducer 4: indoor set
5: off-premises station 6: expansion valve
7: indoor fan 8: outdoor heat converter
11: cubic valve 10: signal input part
20: display part 30: microcontroller
40: indoor fan motor 50: temperature detection sensor
60: power suppling part
The specific embodiment
Indoor fan control method to the air-conditioner among the present invention is described in detail below.In addition, control structure and the cold system with reference to the air-conditioner among accompanying drawing 1 explanation the present invention warms up circulation.
Fig. 2 demonstrates the control structure figure of the indoor fan control of the air-conditioner among the present invention.
As shown in the figure, it includes: power suppling part 60 is used for the body supply power to air-conditioner; Signal input part 10 is used for the input operation control signal, and air-conditioner is carried out, and cold/system warms up cycling; Display part 20 is used for the user being confirmed the operating control signal of importing and showing; Temperature detection sensor 50 detects indoor temperature; Indoor fan 45 to carry out the air of heat exchange in the indoor heat converter and controls air quantity in order to discharge; Indoor fan motor 40 transmits power to indoor fan 45; Microcontroller 30 is controlled the operation of air-conditioner according to the operating control signal of user input, and according to the temperature of indoor discharge and the driving of control room internal fan.
The following describes the operation control procedure of above-mentioned control structure.
At first, by power suppling part 50 supply powers, the user is by signal input part 10 input operation control signals, and microcontroller 30 receives above-mentioned control signal, and controls above-mentioned air-conditioner and drive.
Driving operation by above-mentioned air-conditioner, the refrigerant that compresses in the compressor reducer will supply in the indoor heat converter, the air that is drawn into indoor set will and carry out heat exchange by above-mentioned indoor heat converter, and simultaneously, indoor fan 45 is discharged to it interior space and controls air quantity.Thus, the air through above-mentioned heat exchange will be discharged in the interior space.
Be discharged in the process of the interior space at above-mentioned air, when the air quantity of indoor fan is low, the dewfall phenomenon will take place around being used to discharge the outlet of air.In order to prevent above-mentioned dewfall phenomenon, among the present invention according to indoor temperature and the air quantity of control room internal fan.
For this reason, in the present invention, be set in advance in the indoor temperature (as one embodiment of the invention, the setting value of the indoor temperature when the dewfall phenomenon takes place is X ℃) that the dewfall phenomenon takes place under the minimum air quantity state by experiment.
Below to judging the dewfall condition, and for preventing that the operation control procedure that above-mentioned dewfall phenomenon is carried out from describing according to the air quantity of indoor temperature and indoor fan.
Fig. 3 demonstrates the operation control flow chart of the indoor fan control of the air-conditioner among the present invention.
At first, connect power supply by power suppling part 50, the user is by signal input part 10 input operation signals, and 30 of microcontrollers receive the aforesaid operations signal, and the driving of the suitable above-mentioned air-conditioner of control.
Driving operation by above-mentioned air-conditioner, the refrigerant that compresses in compressor reducer will supply in the indoor heat converter, the air that is drawn into indoor set will and carry out heat exchange by above-mentioned indoor heat converter, and simultaneously, indoor fan 45 is discharged to it interior space and controls air quantity.Thus, the air of above-mentioned heat exchange will be discharged in the interior space.
Be discharged in the process of the interior space at above-mentioned air, microcontroller 30 judges whether the air quantity of current indoor fan 45 is ' weak wind ' mode of operation (the 100th step).
In the judged result of above-mentioned the 100th step, when the air quantity of indoor fan 45 was not ' weak wind ', thinking not possess had the condition that the dewfall phenomenon takes place, thereby it is not carried out control method of the present invention.
But,, when the air quantity of indoor fan 45 is ' weak wind ', judge whether the air quantity of the indoor fan 45 that together drives with current air-conditioner is the ' mode of operation of weak wind+α ' (the 110th step) in the judged result of above-mentioned the 100th step.
In the judged result of above-mentioned the 110th step, when the air quantity of current indoor fan is that ' during weak wind+α ', read in detected current indoor temperature from temperature detection sensor 50, judge its result, whether current indoor temperature is (the 120th step) more than X1 ℃.
In above-mentioned the 120th step, when being more than X1 ℃ the time by temperature detection sensor 50 detected indoor temperatures, then being judged as not possess fully has the condition that the dewfall phenomenon takes place.Simultaneously, because the air quantity of the indoor fan of air-conditioner is that ' mode of operation of weak wind+α ' is so be controlled to be the air quantity of above-mentioned indoor fan 45 mode of operation (the 130th step) of ' weak wind '.As mentioned above, when the air quantity of indoor fan 45 is converted to ' weak wind ', and then reduce the driving noise of indoor fan 45.
Simultaneously, judged result in above-mentioned the 110th step, when the air quantity of current indoor fan is not ' weak wind+α ', but during the mode of operation of ' weak wind ', read in detected current indoor temperature from temperature detection sensor 50, judge its result, whether current indoor temperature is (the 140th step) below X ℃.Above-mentioned indoor temperature X ℃ is that the air quantity of indoor fan 45 for weak wind the temperature of dewfall phenomenon condition takes place, and said temperature is that benchmark is set by experiment value.
Therefore, in above-mentioned the 140th step,, can be judged as the condition that the dewfall phenomenon takes place when being below X ℃ the time by temperature detection sensor 50 detected indoor temperatures.Thereby, in control method of the present invention, the air quantity of indoor fan is increased to ' the set air quantity (α) (the 150th step) of weak wind+α ' from current ' weak wind '.
Its result, owing to increase set air quantity size than current ' weak wind ' state, add both air quantity of sizing again by ' weak wind ', with the air of heat exchange faster to outdoor discharge, thereby can prevent from time not discharge air in the air-conditioner and cause taking place the dewfall phenomenon.
As mentioned above, the air-conditioner among the present invention passes through to regulate the air quantity of current indoor temperature and indoor fan, thereby can prevent the dewfall phenomenon in advance.Simultaneously, only can select to be controlled to be under the situation of dewfall condition, add set air quantity again and the driving of control room internal fan by weak wind, usual situation is next drives operation with the low noise state.
According to aforesaid the present invention, in air-conditioner, preestablish the dewfall condition of the air quantity correspondence of indoor temperature and indoor fan, make when the dewfall condition takes place, air quantity by the control room internal fan prevents the dewfall phenomenon, and with this as the basic technological thought of the present invention.
Interest field of the present invention is not confined to aforesaid embodiment, but is defined by the record in claims, and in not exceeding claim scope of the present invention, the operator of relevant industries can carry out various deformation and modification to it.
Claims (2)
1, a kind of indoor fan control method of air-conditioner is characterized in that, comprising:
The air quantity determining step, the air quantity of judgement indoor fan;
Indoor temperature detects step, in above-mentioned air quantity determining step, when the air quantity of indoor set is weak wind, indoor temperature is detected;
Air quantity control step, detecting the indoor temperature that detects in the step in above-mentioned indoor temperature is the 1st temperature when following, the air quantity of control room internal fan is increased to air quantity for ' weak wind+α ' d is air quantity arbitrarily.
2, the indoor fan control method of air-conditioner according to claim 1 is characterized in that, also comprises:
The temperature determining step is in the said fans determining step, when the air quantity of indoor fan is that air quantity is ' during the air quantity arbitrarily of weak wind+α ', to judge whether indoor temperature is than more than the 2nd high temperature of the 1st temperature;
The air quantity switch process in the said temperature determining step, when indoor temperature is 2nd temperature higher than the 1st temperature when above, is converted to weak wind with the air quantity of indoor fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2004100722748A CN1755269A (en) | 2004-09-29 | 2004-09-29 | Indoor fan control method of air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2004100722748A CN1755269A (en) | 2004-09-29 | 2004-09-29 | Indoor fan control method of air conditioner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1755269A true CN1755269A (en) | 2006-04-05 |
Family
ID=36688714
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2004100722748A Pending CN1755269A (en) | 2004-09-29 | 2004-09-29 | Indoor fan control method of air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1755269A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102022804A (en) * | 2010-12-22 | 2011-04-20 | 广东美的电器股份有限公司 | Condensation prevention control method of air conditioner |
| CN103292448A (en) * | 2013-05-30 | 2013-09-11 | 华为技术有限公司 | Method and device for preventing condensation of refrigerating device |
| CN105890106A (en) * | 2015-01-26 | 2016-08-24 | 青岛海尔空调器有限总公司 | Anti-condensation control method for air conditioner, control device and air conditioner |
| WO2018000923A1 (en) * | 2016-06-30 | 2018-01-04 | 珠海格力电器股份有限公司 | Method and device for controlling condensation of air conditioner |
| CN111637590A (en) * | 2020-06-10 | 2020-09-08 | 宁波奥克斯电气股份有限公司 | Zero-wind-sense refrigeration control method and device, air conditioner and storage medium |
-
2004
- 2004-09-29 CN CNA2004100722748A patent/CN1755269A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102022804A (en) * | 2010-12-22 | 2011-04-20 | 广东美的电器股份有限公司 | Condensation prevention control method of air conditioner |
| CN102022804B (en) * | 2010-12-22 | 2013-06-12 | 广东美的电器股份有限公司 | Condensation prevention control method of air conditioner |
| CN103292448A (en) * | 2013-05-30 | 2013-09-11 | 华为技术有限公司 | Method and device for preventing condensation of refrigerating device |
| CN105890106A (en) * | 2015-01-26 | 2016-08-24 | 青岛海尔空调器有限总公司 | Anti-condensation control method for air conditioner, control device and air conditioner |
| WO2018000923A1 (en) * | 2016-06-30 | 2018-01-04 | 珠海格力电器股份有限公司 | Method and device for controlling condensation of air conditioner |
| CN111637590A (en) * | 2020-06-10 | 2020-09-08 | 宁波奥克斯电气股份有限公司 | Zero-wind-sense refrigeration control method and device, air conditioner and storage medium |
| CN111637590B (en) * | 2020-06-10 | 2021-09-21 | 宁波奥克斯电气股份有限公司 | Zero-wind-sense refrigeration control method and device, air conditioner and storage medium |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1114800C (en) | Controlling apparatus for various air conditioners | |
| CN1519514A (en) | Strong dehumidification operation of air conditioner | |
| CN1229612C (en) | Air conditioner and its control method | |
| CN1165940A (en) | Defrosting control method for air conditioner | |
| CN101074795A (en) | Air conditioner and method of controlling the same | |
| CN1737440A (en) | Air-conditioner and method for controlling driving thereof | |
| CN1888671A (en) | Air conditioner defrosting operation controlling device and operating method thereof | |
| CN1888646A (en) | Variable frequency air conditioner and controlling method thereof | |
| CN1553111A (en) | Starting controlling method for frequency-variable air conditioner | |
| CN1199850A (en) | Refrigerator driving control apparatus and method thereof | |
| CN1793744A (en) | Air conditioner | |
| CN1796886A (en) | Method of preventing rapid on/off of compressor in unitary air conditioner | |
| CN1755341A (en) | Cold media leakage detection apparatus for air conditioner and detection method thereof | |
| CN1244782C (en) | Air conditioner and control method | |
| CN1888675A (en) | Air conditioner heating operation indoor fan controlling device and controlling method thereof | |
| CN1755269A (en) | Indoor fan control method of air conditioner | |
| CN1246650C (en) | Device for controlling vane of air conditioner set on ceiling and its control method | |
| CN1912487A (en) | Driving controlling apparatus for air conditioner having plural compressors and method thereof | |
| CN1517628A (en) | Air conditioner and control method of air conditioner | |
| CN1888672A (en) | Air conditioner indoor heat exchanger freezing preventing controlling method | |
| CN1912486A (en) | Driving controlling apparatus for air conditioner having plural compressors and method thereof | |
| CN1892129A (en) | Refrigeration running method of air conditioner | |
| CN1542355A (en) | Apparatus for controlling operation of outdoor unit and its method | |
| CN2612905Y (en) | Novel air-conditioner with multiple compressors in parallel | |
| CN1265150C (en) | Control method of air conditioner |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |