CN107255341A - Control method, control device, air conditioner and computer-readable recording medium - Google Patents

Control method, control device, air conditioner and computer-readable recording medium Download PDF

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Publication number
CN107255341A
CN107255341A CN201710451708.2A CN201710451708A CN107255341A CN 107255341 A CN107255341 A CN 107255341A CN 201710451708 A CN201710451708 A CN 201710451708A CN 107255341 A CN107255341 A CN 107255341A
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China
Prior art keywords
predetermined value
difference
module
heat exchanger
control
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Granted
Application number
CN201710451708.2A
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Chinese (zh)
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CN107255341B (en
Inventor
谭周衡
陈新厂
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Midea Group Co Ltd
GD Midea Air Conditioning Equipment Co Ltd
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Midea Group Co Ltd
Guangdong Midea Refrigeration Equipment Co Ltd
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Priority to CN201710451708.2A priority Critical patent/CN107255341B/en
Publication of CN107255341A publication Critical patent/CN107255341A/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B49/00Arrangement or mounting of control or safety devices
    • F25B49/02Arrangement or mounting of control or safety devices for compression type machines, plants or systems
    • F25B49/022Compressor control arrangements
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/22Means for preventing condensation or evacuating condensate
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/22Means for preventing condensation or evacuating condensate
    • F24F2013/221Means for preventing condensation or evacuating condensate to avoid the formation of condensate, e.g. dew

Abstract

The invention discloses a kind of control method of air conditioner, air conditioner includes heat exchanger and compressor.The control method includes:When air conditioner is in refrigerating state, heat exchanger tube temperature, indoor environment temperature and the indoor air relative humidity of heat exchanger are detected;Room air dew-point temperature is determined according to indoor environment temperature and indoor air relative humidity;Calculate the first difference between heat exchanger tube temperature and indoor dew-point temperature;Judge whether the first difference is more than first predetermined value;With when the first difference is less than or equal to first predetermined value, control compressor reduces working frequency.In addition, the invention also discloses a kind of control device, a kind of air conditioner and a kind of computer-readable recording medium.Control method, control device, air conditioner and the computer-readable recording medium of the present invention controls heat exchanger tube temperature by controlling the working frequency of compressor; so that heat exchanger tube temperature is higher than room air dew-point temperature, and then ensure that heat exchange pipe surface does not produce condensation.

Description

Control method, control device, air conditioner and computer-readable recording medium
Technical field
The present invention relates to household electrical appliance, more particularly to a kind of control method, control device, air conditioner and computer-readable deposit Storage media.
Background technology
Air conditioner is in process of refrigerastion, when heat exchange temperature is relatively low, such as when less than the dew-point temperature of room air, just Water vapor condensation is had into dew, so as to influence the normal work of air conditioner, for example, air conditioner may be caused to be dripped to interior.
The content of the invention
Embodiments of the present invention provide a kind of control method, control device, air conditioner and computer-readable storage medium Matter.
A kind of control method of air conditioner of embodiments of the present invention, the air conditioner includes heat exchanger and compressor, The control method includes:
When the air conditioner is in refrigerating state, detect the heat exchanger tube temperature of the heat exchanger, indoor environment temperature and Indoor air relative humidity;
Room air dew-point temperature is determined according to the indoor environment temperature and the indoor air relative humidity;
Calculate the first difference between the heat exchanger tube temperature and the room air dew-point temperature;
Judge whether first difference is more than first predetermined value;With
When first difference is less than or equal to the first predetermined value, the compressor reduction working frequency is controlled.
In some embodiments, the control method also includes:
Calculate the second difference between the heat exchanger tube temperature and design temperature;
Judge whether second difference is more than second predetermined value;With
When first difference is more than the second predetermined value more than the first predetermined value, and second difference, The compressor is controlled to improve working frequency.
In some embodiments, it is more than the first predetermined value in first difference, and second difference is less than During equal to the second predetermined value, the control method also includes:
Judge whether second difference is more than third predetermined value, the third predetermined value is less than the second predetermined value; With
When second difference is more than the third predetermined value, the compressor is controlled to maintain former working frequency operating.
In some embodiments, it is more than the first predetermined value in first difference, and second difference is less than During equal to the second predetermined value, the control method also includes:
Judge whether second difference is more than third predetermined value, the third predetermined value is less than the second predetermined value; With
When second difference is less than or equal to the third predetermined value, the compressor reduction working frequency is controlled.
A kind of control device of air conditioner of embodiments of the present invention, the air conditioner includes heat exchanger and compressor, The control device includes:
Detection module, the detection module is used to, when the air conditioner is in refrigerating state, detect the heat exchanger Heat exchanger tube temperature, indoor environment temperature and indoor air relative humidity;
Determining module, the determining module is used for true according to the indoor environment temperature and the indoor air relative humidity Determine room air dew-point temperature;
First computing module, first computing module is used to calculate the heat exchanger tube temperature and the room air dew point The first difference between temperature;
First judge module, first judge module is used to judge whether first difference is more than first predetermined value; With
First control module, first control module is used to be less than or equal to the first predetermined value in first difference When, control the compressor reduction working frequency.
In some embodiments, the control device also includes:
Second computing module, second computing module is used to calculate the between the heat exchanger tube temperature and design temperature Two differences;
Second judge module, second judge module is used to judge whether second difference is more than second predetermined value; With
Second control module, second control module is used to be more than the first predetermined value in first difference, and When second difference is more than the second predetermined value, the compressor is controlled to improve working frequency.
In some embodiments, the control device also includes:
3rd judge module, the 3rd judge module is used to be more than the first predetermined value in first difference, and When second difference is less than or equal to the second predetermined value, judge whether second difference is more than third predetermined value, it is described Third predetermined value is less than the second predetermined value;With
3rd control module, the 3rd control module is used for when second difference is more than the third predetermined value, The compressor is controlled to maintain former working frequency operating.
In some embodiments, the control device also includes:
4th judge module, the 4th judge module is used to be more than the first predetermined value in first difference, and When second difference is less than or equal to the second predetermined value, judge whether second difference is more than third predetermined value, it is described Third predetermined value is less than the second predetermined value;With
4th control module, the 4th control module is used to be less than or equal to the third predetermined value in second difference When, control the compressor reduction working frequency.
A kind of air conditioner of embodiments of the present invention, including:
Heat exchanger;
Compressor;
One or more processors;
Memory;And
One or more programs, wherein one or more of programs are stored in the memory, and are configured By one or more of computing devices, described program is used for the instruction for performing the control method.
A kind of computer-readable recording medium of embodiments of the present invention, including the computer being used in combination with air conditioner Program, the computer program can be executed by processor to complete the control method.
Control method, control device, air conditioner and the computer-readable recording medium of embodiment of the present invention pass through control The working frequency of compressor controls heat exchanger tube temperature, so that heat exchanger tube temperature is higher than room air dew-point temperature, and then Ensure that heat exchange pipe surface does not produce condensation.
The additional aspect and advantage of the present invention will be set forth in part in the description, and will partly become from the following description Obtain substantially, or recognized by the practice of the present invention.
Brief description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention will become from description of the accompanying drawings below to embodiment is combined Obtain substantially and be readily appreciated that, wherein:
Fig. 1 is the schematic flow sheet of the control method of embodiment of the present invention;
Fig. 2 is the module diagram of the air conditioner of embodiment of the present invention;
Fig. 3 is another schematic flow sheet of the control method of embodiment of the present invention;
Fig. 4 is the module diagram of the control device of embodiment of the present invention;
Fig. 5 is another schematic flow sheet of the control method of embodiment of the present invention;
Fig. 6 is another module diagram of the control device of embodiment of the present invention;
Fig. 7 is another schematic flow sheet of the control method of embodiment of the present invention;
Fig. 8 is another module diagram of the control device of embodiment of the present invention;
Fig. 9 is another module diagram of the air conditioner of embodiment of the present invention;
Figure 10 is the air conditioner of embodiment of the present invention and the connection diagram of computer-readable recording medium.
Main element symbol description:
Air conditioner 100, ion wind generator 20, heat exchanger 30, heat exchanger tube 34, processor 50, compressor 90, control device 200th, detection module 202, determining module 204, the first computing module 206, the first judge module 208, the first control module 212, Second computing module 214, the second judge module 216, the second control module 218, the 3rd judge module 222, the 3rd control module 224th, the 4th judge module 226, the 4th control module 228, memory 300, computer-readable recording medium 400.
Embodiment
Embodiments of the present invention are described below in detail, the embodiment of the embodiment is shown in the drawings, wherein Same or similar label represents same or similar element or the element with same or like function from beginning to end.Lead to below It is exemplary to cross the embodiment being described with reference to the drawings, and is only used for explaining the present invention, and it is not intended that to the limit of the present invention System.
Also referring to Fig. 1 and Fig. 2, the control method of embodiment of the present invention can be used for controlling air conditioner 100.Air-conditioning Machine 100 includes heat exchanger 30 and compressor 90.Control method includes:
Step S202:When air conditioner 100 is in refrigerating state, the heat exchanger tube temperature T2 of heat exchanger 30, indoor ring are detected Border temperature T1 and indoor air relative humidity RH;
Step S204:Room air dew-point temperature is determined according to indoor environment temperature T1 and indoor air relative humidity RH Td;
Step S206:Calculate the first difference DELTA T1 between heat exchanger tube temperature T2 and room air dew-point temperature Td;
Step S208:Judge whether the first difference DELTA T1 is more than first predetermined value Δ T;With
Step S212:When the first difference DELTA T1 is less than or equal to first predetermined value Δ T, the control reduction work frequency of compressor 90 Rate.
Referring to Fig. 2, the control device 200 of embodiment of the present invention can be used for controlling air conditioner 100.Air conditioner 100 include heat exchanger 30 and compressor 90.Control device 200 includes detection module 202, determining module 204, the first computing module 206th, the first judge module 208 and the first control module 212.Detection module 202 is used to be in refrigerating state in air conditioner 100 When, detect heat exchanger tube temperature T2, indoor environment temperature T1 and the indoor air relative humidity RH of heat exchanger 30.Determining module 204 For determining room air dew-point temperature Td according to indoor environment temperature T1 and indoor air relative humidity RH.First computing module 206 are used to calculate the first difference DELTA T1 between heat exchanger tube temperature T2 and room air dew-point temperature Td.First judge module 208 For judging whether the first difference DELTA T1 is more than first predetermined value Δ T.First control module 212 is used for small in the first difference DELTA T1 When equal to first predetermined value Δ T, the control reduction working frequency of compressor 90.
In other words, the control method of embodiment of the present invention can be real by the control device 200 of embodiment of the present invention It is existing, wherein, step S202 can be realized by detection module 202, and step S204 can be realized by determining module 204, step S206 It can be realized by the first computing module 206, step S208 can be realized by the first judge module 208, step S212 can be by One control module 212 is realized.
The control device 200 of embodiment of the present invention can apply in the air conditioner 100 that the present invention is implemented, in other words, The air conditioner 100 of embodiment of the present invention includes the control device 200 of embodiment of the present invention.
The control method of embodiment of the present invention, control device 200, air conditioner 100 are by controlling the work of compressor 90 Frequency controls heat exchanger tube temperature T2, so that heat exchanger tube temperature T2 is higher than room air dew-point temperature Td, and then ensures to change The surface of heat pipe 90 does not produce condensation.
In some embodiments, heat exchanger tube temperature T2 and indoor environment temperature T1 can be by temperature detecting unit (such as temperature Degree meter) acquisition is detected, heat exchanger 30 refers to set heat exchanger tube in the heat exchanger 30 in the indoor set of air conditioner 100, heat exchanger 30 34, heat exchanger tube temperature T2 are the temperature of heat exchanger tube 34, it is understood that be the temperature of heat exchanger 30.Indoor air relative humidity It can be detected and obtained by humidity detection unit (such as hygrometric instrument).
In some embodiments, indoor environment temperature T1, indoor air relative humidity are previously stored with air conditioner 100 Corresponding relation between RH, saturation vapour pressure and dew-point temperature.According to indoor environment temperature T1 and indoor air relative humidity RH determines that room air dew-point temperature Td specific method can include:Search the corresponding saturation vapours of indoor environment temperature T1 Pressure, calculates the saturation vapour pressure and relative air humidity RH product, searches the product (product is saturation vapour pressure) corresponding Dew-point temperature is used as room air dew-point temperature Td.
In some embodiments, determine that room air reveals according to indoor environment temperature T1 and indoor air relative humidity RH Point temperature Td can be calculated according to correlation formula and obtained, and be not specifically limited herein.
It is appreciated that when the first difference DELTA T1 is less than or equal to first predetermined value Δ T, heat exchanger tube temperature T2 is close to Interior Space Gas dew-point temperature Td or heat exchanger tube temperature T2 is also lower than room air dew-point temperature Td, and now heat exchanger easily produces condensation and showed As, it is therefore desirable to control compressor 90 to reduce working frequency to reduce the refrigerating capacity of air conditioner 100, so as to improve or maintain to change Heat pipe temperature T2, and then ensure that the surface of heat exchanger 30 is not in condensation.
In some embodiments, first predetermined value Δ T can from 0-3 value, in embodiments of the present invention, first Preset value delta T can be 1.
Referring to Fig. 3, in some embodiments, control method also includes:
Step S214:Calculate the second difference DELTA T2 between heat exchanger tube temperature T2 and design temperature TS;
Step S216:Judge whether the second difference DELTA T2 is more than second predetermined value A;With
Step S218:It is more than first predetermined value Δ T in the first difference DELTA T1, and the second difference DELTA T2 is more than second predetermined value During A, control compressor 90 improves working frequency.
Referring to Fig. 4, in some embodiments, control device 200 also includes the second computing module 214, second and judged The control module 218 of module 216 and second.Second computing module 214 is used to calculate between heat exchanger tube temperature T2 and design temperature TS The second difference DELTA T2.Second judge module 216 is used to judge whether the second difference DELTA T2 is more than second predetermined value A.Second control Molding block 218 is used for when the first difference DELTA T1 is more than second predetermined value A more than first predetermined value Δ T, and the second difference DELTA T2, Compressor 90 is controlled to improve working frequency.
In other words, step S214 can be realized that step S216 can be by the second judge module by the second computing module 214 216 are realized, step S218 can be realized by the second control module 218.
In this way, can be when the refrigerating capacity or heating capacity of air conditioner 100 are not enough, control compressor 90 improves work Frequency is to improve the refrigerating capacity and heating capacity of air conditioner 100.
Specifically, the second difference DELTA T2 between heat exchanger tube temperature T2 and design temperature TS is first calculated, at air conditioner 100 When state is heated, the second difference DELTA T2=design temperature TS- heat exchanger tube temperature T2;When air conditioner 100 is in refrigerating state, Second difference DELTA T2=heat exchanger tube temperature T2- design temperature TS, air conditioner 100 is in and heats state or refrigerating state and can pass through Air conditioner 100 is determined in which kind of mode of operation (such as refrigeration mode and heating mode).It is less than or equal to the in the first difference DELTA T1 During one preset value delta T, in order to ensure the anti-condensation ability of air conditioner 100, pay the utmost attention to reduce the working frequency of compressor 90. When first difference DELTA T1 is more than second predetermined value A more than first predetermined value Δ T, and the second difference DELTA T2, it may be determined that air conditioner 100 heating capacity or refrigerating capacity is not enough, that is, heats under state, and design temperature TS is higher than heat exchanger tube temperature T2 or setting is warm Spend TS more lower slightly than heat exchanger tube temperature T2;Or under refrigerating state, design temperature TS is lower than heat exchanger tube temperature T2 or design temperature TS It is more slightly higher than heat exchanger tube temperature T2.Therefore compressor 90 can be controlled to improve working frequency, so that improves air conditioner 100 heats energy Power or refrigerating capacity.
In some embodiments, second predetermined value A span is -1-8, in embodiments of the present invention, second Predetermined value A is 4.
In embodiments of the present invention, step S214 and step S216 are performed after step S208, it will be understood that at it In his embodiment, step S214 and step S216 can be performed before step S208, can also be held before step S204 OK, it is not specifically limited herein.
Referring to Fig. 5, in some embodiments, being more than first predetermined value Δ T, and the second difference in the first difference DELTA T1 When Δ T2 is less than or equal to second predetermined value A, control method also includes:
Step S222:Judge whether the second difference DELTA T2 is more than third predetermined value B, third predetermined value B is less than second and made a reservation for Value A;With
Step S224:When the second difference DELTA T2 is more than third predetermined value B, control compressor 90 maintains former working frequency to transport Turn.
Referring to Fig. 6, in some embodiments, control device 200 also includes the 3rd judge module 222 and the 3rd control Module 224.3rd judge module 222 is used to be more than first predetermined value Δ T in the first difference DELTA T1, and the second difference DELTA T2 is less than During equal to second predetermined value A, judge whether the second difference DELTA T2 is more than third predetermined value B, third predetermined value B is less than second and made a reservation for Value A.3rd control module 224 is used for when the second difference DELTA T2 is more than third predetermined value B, and control compressor 90 maintains former work Frequency run.
In other words, step S222 can be realized by the 3rd judge module 222, and step S224 can be by the 3rd control module 224 realize.
In this way, compressor 90 can be controlled when the refrigerating capacity or heating capacity of air conditioner 100 meet user's request Former working frequency operating is maintained to keep the refrigerating capacity or heating capacity of air conditioner 100.
Specifically, when the first difference DELTA T1 is less than or equal to first predetermined value Δ T, in order to ensure the anti-condensation of air conditioner 100 Dew ability, pays the utmost attention to reduce the working frequency of compressor 90.It is more than first predetermined value Δ T, and second in the first difference DELTA T1 Difference DELTA T2 be more than third predetermined value B and less than or equal to second predetermined value A when, it may be determined that the heating capacity of air conditioner 100 or Heating capacity has basically reached the effect that user wants, that is, heats under state or under refrigerating state, design temperature TS and heat exchanger tube Temperature T2 is of substantially equal.Therefore compressor 90 can be controlled to maintain former working frequency to operate, so as to keep the refrigeration of air conditioner 100 Ability or heating capacity.
In some embodiments, third predetermined value B span is -2-3, in embodiments of the present invention, the 3rd Predetermined value B is 1.
Referring to Fig. 7, in some embodiments, being more than first predetermined value Δ T, and the second difference in the first difference DELTA T1 When Δ T2 is less than or equal to second predetermined value A, control method also includes:
Step S222:Judge whether the second difference DELTA T2 is more than third predetermined value B, third predetermined value B is less than second and made a reservation for Value A;With
Step S228:When the second difference DELTA T2 is less than or equal to third predetermined value B, the control reduction work frequency of compressor 90 Rate.
Referring to Fig. 8, in some embodiments, control device 200 also includes the 4th judge module 226 and the 4th control Module 228.4th judge module 226 is used to be more than first predetermined value Δ T in the first difference DELTA T1, and the second difference DELTA T2 is less than During equal to second predetermined value A, judge whether the second difference DELTA T2 is more than third predetermined value B, third predetermined value B is less than second and made a reservation for Value A.4th control module 228 is used for when the second difference DELTA T2 is less than or equal to third predetermined value B, the control reduction work of compressor 90 Working frequency.
In other words, step S222 can be realized by the 4th judge module 226, and step S228 can be by the 4th control module 228 realize.
In this way, the reduction work of compressor 90 can be controlled in refrigerating capacity or the too strong heating capacity of air conditioner 100 Frequency is to keep the refrigerating capacity or heating capacity of air conditioner 100.
Specifically, when the first difference DELTA T1 is less than or equal to first predetermined value Δ T, in order to ensure the anti-condensation of air conditioner 100 Dew ability, pays the utmost attention to reduce the working frequency of compressor 90.It is more than first predetermined value Δ T, and second in the first difference DELTA T1 When difference DELTA T2 is less than or equal to third predetermined value B, it may be determined that the heating capacity or refrigerating capacity of air conditioner 100 are too strong, that is, make Under Warm status, design temperature TS is lower than heat exchanger tube temperature T2 or design temperature TS is more slightly higher than heat exchanger tube temperature T2;Or refrigeration shape Under state, design temperature TS is higher than heat exchanger tube temperature T2 or design temperature TS is more lower slightly than heat exchanger tube temperature T2.Therefore it can control Compressor 90 reduces working frequency, so as to reduce the heating capacity or refrigerating capacity of air conditioner 100.
Referring to Fig. 9, the air conditioner 100 of embodiment of the present invention includes heat exchanger 30, compressor 90, one or more places Manage device 50, memory 300 and one or more programs.Wherein one or more programs are stored in memory 300, and It is configured to be performed by one or more processors 50, program is used for the control method for performing any of the above-described embodiment of the invention Instruction.
For one of example, program can be used for the instruction for performing the control method described in following steps:
Step S202:When air conditioner 100 is in refrigerating state, the heat exchanger tube temperature T2 of heat exchanger 30, indoor ring are detected Border temperature T1 and indoor air relative humidity RH;
Step S204:Room air dew-point temperature is determined according to indoor environment temperature T1 and indoor air relative humidity RH Td;
Step S206:Calculate the first difference DELTA T1 between heat exchanger tube temperature T2 and room air dew-point temperature Td;
Step S208:Judge whether the first difference DELTA T1 is more than first predetermined value Δ T;
Step S212:When the first difference DELTA T1 is less than or equal to first predetermined value Δ T, the control reduction work frequency of compressor 90 Rate.
Referring to Fig. 10, the computer-readable recording medium 400 of embodiment of the present invention, including combined with air conditioner 100 The computer program used, computer program can be performed to complete the control of any of the above-described embodiment of the invention by processor 50 Method.
For one of example, computer program can be performed to complete the control described in following steps by processor 50 Method:
Step S202:When air conditioner 100 is in refrigerating state, the heat exchanger tube temperature T2 of heat exchanger 30, indoor ring are detected Border temperature T1 and indoor air relative humidity RH;
Step S204:Room air dew-point temperature is determined according to indoor environment temperature T1 and indoor air relative humidity RH Td;
Step S206:Calculate the first difference DELTA T1 between heat exchanger tube temperature T2 and room air dew-point temperature Td;
Step S208:Judge whether the first difference DELTA T1 is more than first predetermined value Δ T;
Step S212:When the first difference DELTA T1 is less than or equal to first predetermined value Δ T, the control reduction work frequency of compressor 90 Rate.
It is pointed out that computer-readable recording medium 300 can be the storage medium being built in air conditioner 100, It can also be plugged on air conditioner 100 storage medium with can plugging.
In the description of embodiments of the present invention, term " first ", " second " are only used for describing purpose, without being understood that To indicate or implying relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", One or more feature can be expressed or be implicitly included to the feature of " second ".In embodiments of the present invention In description, " multiple " are meant that two or more, unless otherwise specifically defined.
, it is necessary to illustrate in the description of embodiments of the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or one Connect body;It can be mechanical connection or electrical connection or can mutually communicate;Can be joined directly together, can also lead to Cross intermediary to be indirectly connected to, can be connection or the interaction relationship of two elements of two element internals.For ability For the those of ordinary skill in domain, it can understand that above-mentioned term in embodiments of the present invention specific contains as the case may be Justice.
In the description of this specification, reference term " embodiment ", " some embodiments ", " schematically implementation The description of mode ", " example ", " specific example " or " some examples " etc. means the tool with reference to the embodiment or example description Body characteristicses, structure, material or feature are contained at least one embodiment of the present invention or example.In this manual, Identical embodiment or example are not necessarily referring to the schematic representation of above-mentioned term.Moreover, the specific features of description, knot Structure, material or feature can in an appropriate manner be combined in any one or more embodiments or example.
Any process described otherwise above or method description are construed as in flow chart or herein, represent to include Module, fragment or the portion of the code of one or more executable instructions for the step of realizing specific logical function or process Point, and the scope of the preferred embodiment of the present invention includes other realization, wherein can not be by shown or discussion suitable Sequence, including according to involved function by it is basic simultaneously in the way of or in the opposite order, carry out perform function, this should be of the invention Embodiment person of ordinary skill in the field understood.
Represent in flow charts or logic and/or step described otherwise above herein, for example, being considered use In the order list for the executable instruction for realizing logic function, it may be embodied in any computer-readable medium, for Instruction execution system, device or equipment (such as computer based system including the system of processing module or other can be from instruction The system of execution system, device or equipment instruction fetch and execute instruction) use, or combine these instruction execution systems, device or Equipment and use.For the purpose of this specification, " computer-readable medium " can be it is any can include, store, communicating, propagating or Transmission procedure uses for instruction execution system, device or equipment or with reference to these instruction execution systems, device or equipment Device.The more specifically example (non-exhaustive list) of computer-readable medium includes following:With one or more wirings Electrical connection section (electronic installation), portable computer diskette box (magnetic device), random access memory (RAM), read-only storage (ROM), erasable edit read-only storage (EPROM or flash memory), fiber device, and portable optic disk is read-only deposits Reservoir (CDROM).In addition, can even is that can be in the paper of printing described program thereon or other are suitable for computer-readable medium Medium, because can then enter edlin, interpretation or if necessary with it for example by carrying out optical scanner to paper or other media His suitable method is handled electronically to obtain described program, is then stored in computer storage.
It should be appreciated that each several part of embodiments of the present invention can be with hardware, software, firmware or combinations thereof come real It is existing.In the above-described embodiment, multiple steps or method can be with storages in memory and by suitable instruction execution system The software or firmware of execution is realized.If for example, being realized with hardware, with another embodiment, ability can be used Any one of following technology known to domain or their combination are realized:With for realizing logic function to data-signal The discrete logic of logic gates, the application specific integrated circuit with suitable combinational logic gate circuit, programmable gate array (PGA), field programmable gate array (FPGA) etc..
Those skilled in the art are appreciated that to realize all or part of step that above-described embodiment method is carried Rapid to can be by program to instruct the hardware of correlation to complete, described program can be stored in a kind of computer-readable storage medium In matter, the program upon execution, including one or a combination set of the step of embodiment of the method.
In addition, each functional unit in various embodiments of the present invention can be integrated in a processing module, also may be used To be that unit is individually physically present, can also two or more units be integrated in a module.It is above-mentioned integrated Module can both be realized in the form of hardware, it would however also be possible to employ the form of software function module is realized.The integrated module If being realized using in the form of software function module and as independent production marketing or in use, a calculating can also be stored in In machine read/write memory medium.
Storage medium mentioned above can be read-only storage, disk or CD etc..
Although embodiments of the invention have been shown and described above, it is to be understood that above-described embodiment is example Property, it is impossible to limitation of the present invention is interpreted as, one of ordinary skill in the art within the scope of the invention can be to above-mentioned Embodiment is changed, changed, replacing and modification.

Claims (10)

1. a kind of control method of air conditioner, the air conditioner includes heat exchanger and compressor, it is characterised in that the controlling party Method includes:
When the air conditioner is in refrigerating state, heat exchanger tube temperature, indoor environment temperature and the interior of the heat exchanger are detected Relative air humidity;
Room air dew-point temperature is determined according to the indoor environment temperature and the indoor air relative humidity;
Calculate the first difference between the heat exchanger tube temperature and the room air dew-point temperature;
Judge whether first difference is more than first predetermined value;With
When first difference is less than or equal to the first predetermined value, the compressor reduction working frequency is controlled.
2. control method according to claim 1, it is characterised in that the control method also includes:
Calculate the second difference between the heat exchanger tube temperature and design temperature;
Judge whether second difference is more than second predetermined value;With
When first difference is more than the second predetermined value more than the first predetermined value, and second difference, control The compressor improves working frequency.
3. control method according to claim 2, it is characterised in that be more than described first in first difference and make a reservation for Value, and second difference be less than or equal to the second predetermined value when, the control method also includes:
Judge whether second difference is more than third predetermined value, the third predetermined value is less than the second predetermined value;With
When second difference is more than the third predetermined value, the compressor is controlled to maintain former working frequency operating.
4. control method according to claim 2, it is characterised in that be more than described first in first difference and make a reservation for Value, and second difference be less than or equal to the second predetermined value when, the control method also includes:
Judge whether second difference is more than third predetermined value, the third predetermined value is less than the second predetermined value;With
When second difference is less than or equal to the third predetermined value, the compressor reduction working frequency is controlled.
5. a kind of control device of air conditioner, the air conditioner includes heat exchanger and compressor, it is characterised in that the control dress Put including:
Detection module, the detection module is used to, when the air conditioner is in refrigerating state, detect the heat exchange of the heat exchanger Pipe temperature, indoor environment temperature and indoor air relative humidity;
Determining module, the determining module is used to determine room according to the indoor environment temperature and the indoor air relative humidity Interior air dew point temperature;
First computing module, first computing module is used to calculate the heat exchanger tube temperature and the room air dew-point temperature Between the first difference;
First judge module, first judge module is used to judge whether first difference is more than first predetermined value;With
First control module, first control module is used for when first difference is less than or equal to the first predetermined value, Control the compressor reduction working frequency.
6. control device according to claim 5, it is characterised in that the control device also includes:
Second computing module, second computing module is used to calculate second poor between the heat exchanger tube temperature and design temperature Value;
Second judge module, second judge module is used to judge whether second difference is more than second predetermined value;With
Second control module, second control module is used to be more than the first predetermined value in first difference, and described When second difference is more than the second predetermined value, the compressor is controlled to improve working frequency.
7. control device according to claim 6, it is characterised in that the control device also includes:
3rd judge module, the 3rd judge module is used to be more than the first predetermined value in first difference, and described When second difference is less than or equal to the second predetermined value, judge whether second difference is more than third predetermined value, the described 3rd Predetermined value is less than the second predetermined value;With
3rd control module, the 3rd control module is used for when second difference is more than the third predetermined value, control The compressor maintains former working frequency operating.
8. control device according to claim 6, it is characterised in that the control device also includes:
4th judge module, the 4th judge module is used to be more than the first predetermined value in first difference, and described When second difference is less than or equal to the second predetermined value, judge whether second difference is more than third predetermined value, the described 3rd Predetermined value is less than the second predetermined value;With
4th control module, the 4th control module is used for when second difference is less than or equal to the third predetermined value, Control the compressor reduction working frequency.
9. a kind of air conditioner, it is characterised in that including:
Heat exchanger;
Compressor;
One or more processors;
Memory;And
One or more programs, wherein one or more of programs are stored in the memory, and are configured by institute One or more processors execution is stated, described program is used for the finger that perform claim requires the control method described in 1-4 any one Order.
10. a kind of computer-readable recording medium, it is characterised in that including the computer program being used in combination with air conditioner, institute Stating computer program can be executed by processor to complete the control method described in claim 1-4 any one.
CN201710451708.2A 2017-06-15 2017-06-15 Control method, control device, air conditioner, and computer-readable storage medium Active CN107255341B (en)

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CN111473461A (en) * 2020-04-22 2020-07-31 宁波奥克斯电气股份有限公司 Dehumidification control method and device for air conditioner and air conditioner

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