CN107192102A - New blower fan and its automatically cleaning control method and device - Google Patents

New blower fan and its automatically cleaning control method and device Download PDF

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Publication number
CN107192102A
CN107192102A CN201710601858.7A CN201710601858A CN107192102A CN 107192102 A CN107192102 A CN 107192102A CN 201710601858 A CN201710601858 A CN 201710601858A CN 107192102 A CN107192102 A CN 107192102A
Authority
CN
China
Prior art keywords
blower fan
new blower
return air
automatically cleaning
temperature
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
Application number
CN201710601858.7A
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Chinese (zh)
Inventor
李波
许永锋
熊美兵
万永强
钱小龙
舒文涛
陈汝锋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Midea Group Co Ltd
Guangdong Midea HVAC Equipment Co Ltd
Original Assignee
Midea Group Co Ltd
Guangdong Midea HVAC Equipment Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Midea Group Co Ltd, Guangdong Midea HVAC Equipment Co Ltd filed Critical Midea Group Co Ltd
Priority to CN201710601858.7A priority Critical patent/CN107192102A/en
Publication of CN107192102A publication Critical patent/CN107192102A/en
Pending legal-status Critical Current

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Classifications

    • 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
    • F24F2013/228Treatment of condensate, e.g. sterilising
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/70Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating

Abstract

The invention discloses a kind of new blower fan and its automatically cleaning control method and device, it the described method comprises the following steps:When new blower fan is in automatically cleaning pattern, the return air dry bulb temperature and return air wet-bulb temperature of new blower fan are detected respectively;According to the return air dew-point temperature of return air dry bulb temperature and the new blower fan of return air wet bulb temperature calcuation;Detect the heat exchange temperature of new blower fan;New blower fan is controlled according to heat exchange temperature and return air dew-point temperature, automatically cleaning is carried out with the condensed water by the heat exchanger surface formation in new blower fan.According to the cleaning control method of the new blower fan of the present invention, the self-cleaning function of new blower fan can be realized, so that the heat exchange efficiency of new blower fan can not only be lifted, electric energy is saved, and fresh air quality can be improved, user experience is improved.The invention also discloses a kind of non-transitorycomputer readable storage medium.

Description

New blower fan and its automatically cleaning control method and device
Technical field
The present invention relates to air conditioner technical field, more particularly to a kind of automatically cleaning control method of new blower fan, a kind of fresh air The automatically cleaning control device of machine and a kind of new blower fan with the automatically cleaning control device.
Background technology
With developing rapidly for China's economy, the continuous improvement of people's living standard.It is hollow in the production and life of people Tune has been widely used.Based on people to healthy and environmentally friendly requirement, new blower fan purifies air device as one kind The fresh air of higher quality can be introduced and favored by market.
Because fresh air machine has the characteristic from outdoor return so that the heat exchanger of new blower fan is easily assembled in outdoor air The various particles such as dust, PM2.5, can so cause the heat exchanger of new blower fan the dirty abnormal conditions such as stifled occur.So both reduce The heat exchange efficiency of new blower fan, waste of energy is caused, fresh air quality is reduced again, Consumer's Experience is also affected.
The content of the invention
One of the technical problem of purport of the present invention from least above-mentioned technology is solved to a certain extent.
Therefore, it is an object of the present invention to propose a kind of automatically cleaning control method of new blower fan, fresh air can be realized The self-cleaning function of machine, so that the heat exchange efficiency of new blower fan can not only be lifted, saves electric energy, and can improve fresh air product Matter, improves user experience.
Second object of the present invention is to propose a kind of non-transitorycomputer readable storage medium.
Third object of the present invention is to propose a kind of automatically cleaning control device of new blower fan.
Fourth object of the present invention is to propose a kind of new blower fan.
To reach above-mentioned purpose, first aspect present invention embodiment proposes a kind of automatically cleaning control method of new blower fan, Comprise the following steps:When the new blower fan be in automatically cleaning pattern when, detect respectively the new blower fan return air dry bulb temperature and Return air wet-bulb temperature;The return air dew point temperature of new blower fan according to the return air dry bulb temperature and the return air wet bulb temperature calcuation Degree;Detect the heat exchange temperature of the new blower fan;According to the heat exchange temperature and the return air dew-point temperature to the fresh air Machine is controlled, and automatically cleaning is carried out with the condensed water by the heat exchanger surface formation in the new blower fan.
The automatically cleaning control method of new blower fan according to embodiments of the present invention, when new blower fan is in automatically cleaning pattern, point The temperature of the return air dry bulb temperature, return air wet-bulb temperature and heat exchanger of new blower fan is not detected, and according to return air dry bulb temperature and is returned The return air dew-point temperature of the new blower fan of wind wet bulb temperature calcuation, and new blower fan is entered according to heat exchange temperature and return air dew-point temperature Row control, automatically cleaning is carried out with the condensed water by the heat exchanger surface formation in new blower fan.This method, can realize new blower fan Self-cleaning function, so that the heat exchange efficiency of new blower fan can not only be lifted, save electric energy, and can improve fresh air quality, Improve user experience.
In addition, the automatically cleaning control method of the new blower fan proposed according to the above embodiment of the present invention can also be with following attached Plus technical characteristic:
According to one embodiment of present invention, according to the heat exchange temperature and the return air dew-point temperature to the fresh air Machine is controlled, including:Judge whether the heat exchange temperature is more than or equal to the return air dew-point temperature;If the heat exchanger Temperature is more than or equal to the return air dew-point temperature, then reduces the blower fan windscreen of the new blower fan, and increase the interior of the new blower fan Machine throttle valve opening;If the heat exchange temperature is less than the return air dew-point temperature, the new blower fan is controlled to keep current Running status, until control the new blower fan to be kept for the accumulated running time of current operating conditions reach after the second preset time, The new blower fan is controlled to exit the automatically cleaning pattern.
According to one embodiment of present invention, when the heat exchange temperature is more than or equal to the return air dew-point temperature, often Being spaced the first preset time controls the blower fan windscreen of the new blower fan to reduce a gear, and controls the interior machine section of the new blower fan Flow the default aperture of valve opening increase.
According to one embodiment of present invention, when the new blower fan receives the accumulative of automatically cleaning instruction or the new blower fan When run time reaches three preset times, the new blower fan is controlled to enter the automatically cleaning pattern.
To reach above-mentioned purpose, second aspect of the present invention embodiment proposes a kind of non-transitory computer-readable storage medium Matter, is stored thereon with computer program, when the program is executed by processor, and realizes the automatically cleaning controlling party of above-mentioned new blower fan Method.
The non-transitorycomputer readable storage medium of the embodiment of the present invention, by storing the automatically cleaning with above-mentioned new blower fan Control method correspondence computer program, can make more than new blower fan to state automatically cleaning control method when program is executed by processor Work, so that the heat exchange efficiency of new blower fan can not only be lifted, saves electric energy, and can improve fresh air quality, improves user Experience Degree.
To reach above-mentioned purpose, third aspect present invention embodiment proposes a kind of automatically cleaning control device of new blower fan, Including:First detection module, the first detection module is used to, when the new blower fan is in automatically cleaning pattern, institute is detected respectively State the return air dry bulb temperature and return air wet-bulb temperature of new blower fan;Computing module, the computing module is used for dry according to the return air The return air dew-point temperature of new blower fan described in ball temperature and the return air wet bulb temperature calcuation;Second detection module, second inspection Survey the heat exchange temperature that module is used to detect the new blower fan;Control module, the control module is used for according to the heat exchanger Temperature and the return air dew-point temperature are controlled to the new blower fan, with by being formed in the heat exchanger surface of the new blower fan Condensed water carry out automatically cleaning.
The automatically cleaning control device of new blower fan according to embodiments of the present invention, when new blower fan is in automatically cleaning pattern, leads to Cross return air dry bulb temperature and return air wet-bulb temperature that first detection module detects new blower fan respectively, and by computing module according to returning The return air dew-point temperature of wind dry-bulb temperature and the new blower fan of return air wet bulb temperature calcuation, and fresh air is detected by the second detection module The heat exchange temperature of machine, and then new blower fan is controlled according to heat exchange temperature and return air dew-point temperature by control module, Automatically cleaning is carried out with the condensed water by the heat exchanger surface formation in new blower fan.The device, can realize the certainly clear of new blower fan Clean function, so that the heat exchange efficiency of new blower fan can not only be lifted, saves electric energy, and can improve fresh air quality, improves and uses Family Experience Degree.
In addition, the automatically cleaning control device of the new blower fan proposed according to the above embodiment of the present invention can also be with following attached Plus technical characteristic:
According to one embodiment of present invention, the control module is used to judge whether the heat exchange temperature is more than or equal to The return air dew-point temperature, and when the heat exchange temperature is more than or equal to the return air dew-point temperature, reduce the new blower fan Blower fan windscreen, and increase the interior machine throttle valve opening of the new blower fan, and be less than the return air in the heat exchange temperature During dew-point temperature, the new blower fan is controlled to keep current operating conditions, until controlling the new blower fan to keep current operating conditions Accumulated running time reach after the second preset time, control the new blower fan to exit the automatically cleaning pattern.
According to one embodiment of present invention, when the heat exchange temperature is more than or equal to the return air dew-point temperature, institute State control module controls the blower fan windscreen of the new blower fan to reduce a gear at interval of the first preset time, and controls described new The default aperture of interior machine throttle valve opening increase of blower fan.
According to one embodiment of present invention, the control module be used for the new blower fan receive automatically cleaning instruction or When the accumulated running time of the new blower fan reaches three preset times, the new blower fan is controlled to enter the automatically cleaning pattern.
To reach above-mentioned purpose, fourth aspect present invention embodiment proposes a kind of new blower fan, and it includes above-mentioned fresh air The automatically cleaning control device of machine.
The new blower fan of the embodiment of the present invention, by using the automatically cleaning control device of above-mentioned new blower fan, can realize fresh air The self-cleaning function of machine, so that the heat exchange efficiency of new blower fan can not only be lifted, saves electric energy, and can improve fresh air product Matter, improves user experience.
Brief description of the drawings
Fig. 1 is the flow chart of the automatically cleaning control method of new blower fan according to embodiments of the present invention;
Fig. 2 is the set location schematic diagram of sensor according to an embodiment of the invention;
Fig. 3 is the flow chart of the automatically cleaning control method of new blower fan according to an embodiment of the invention;And
Fig. 4 is the block diagram of the automatically cleaning control device of new blower fan according to embodiments of the present invention.
Embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from beginning to end Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached The embodiment of figure description is exemplary, it is intended to for explaining the present invention, and be not considered as limiting the invention.
Below in conjunction with the accompanying drawings come the automatically cleaning control method of the new blower fan that describes the embodiment of the present invention, non-transitory computer Readable storage medium storing program for executing, the automatically cleaning control device of new blower fan and the new blower fan with the automatically cleaning control device.
Fig. 1 is the flow chart of the automatically cleaning control method of new blower fan according to embodiments of the present invention.As shown in figure 1, this hair The automatically cleaning control method of the new blower fan of bright embodiment, comprises the following steps:
S1, when new blower fan is in automatically cleaning pattern, detects the return air dry bulb temperature and return air wet bulb temperature of new blower fan respectively Degree.
In one embodiment of the invention, when new blower fan receives the accumulated running time of automatically cleaning instruction or new blower fan When reaching three preset time ts 3, new blower fan is controlled to enter automatically cleaning pattern.
It should be appreciated that if the accumulated running time of new blower fan is long, the heat exchanger of new blower fan is likely to occur dirty stifled etc. Abnormal conditions, therefore, when the accumulated running time of new blower fan reaching three preset time ts 3, can control new blower fan and enter from clear Clean pattern.Wherein, the 3rd preset time t 3 can be set according to actual conditions.And do not reached in the accumulated running time of new blower fan During to the 3rd default t3 times, user can judge whether to need to control new blower fan to carry out from clear according to air-out quality of new blower fan etc. It is clean, if it is desired, then user actively can send automatically cleaning instruction to new blower fan, to control new blower fan to enter automatically cleaning pattern.
As shown in Fig. 2 when new blower fan is in automatically cleaning pattern, can be by the dry bulb that is arranged at the return air inlet of new blower fan Temperature sensor and wet bulb temperature sensor periodically detect and record the return air dry bulb temperature T0 and return air of new blower fan respectively Wet-bulb temperature TW (or T0 and TW is detected by wet and dry bulb temperature sensor).
In another embodiment of the present invention, can be by being arranged on new blower fan when new blower fan is in automatically cleaning pattern Return air inlet at dry-bulb temperature sensor and humidity sensor periodically detect respectively and record the return air dry bulb of new blower fan Temperature T0 and return air relative humidity.
S2, according to the return air dew-point temperature of return air dry bulb temperature and the new blower fan of return air wet bulb temperature calcuation.
Specifically, return air dry bulb temperature T0 and return air wet-bulb temperature TW or return air dry bulb temperature T0 and return air are being detected After relative humidity, the return air dew-point temperature Td of new blower fan is inquired according to psychrometric chart (or the wet table of enthalpy).Wherein, psychrometric chart (or enthalpy Wet table) on return air dry bulb temperature T0, return air wet-bulb temperature TW, return air relative humidity and return air dew-point temperature be one-to-one Relation.
S3, detects the heat exchange temperature of new blower fan.
Specifically, as shown in Fig. 2 the heat exchanger of new blower fan can be detected by the temperature sensor of setting on heat exchangers Temperature T2 (i.e. surface temperature).
S4, is controlled according to heat exchange temperature and return air dew-point temperature to new blower fan, to pass through the heat exchange in new blower fan The condensed water that device surface is formed carries out automatically cleaning.
Specifically, can be by the dry bulb temperature that is arranged at the return air inlet of new blower fan when new blower fan enters automatically cleaning pattern Degree sensor and wet bulb temperature sensor periodically detect respectively and record new blower fan return air dry bulb temperature T0 and return air it is wet Ball temperature TW.After return air dry bulb temperature T0 and return air wet-bulb temperature TW is detected, inquired according to psychrometric chart (or the wet table of enthalpy) The return air dew-point temperature Td of new blower fan.And the heat exchange of new blower fan can be detected by the temperature sensor of setting on heat exchangers Device temperature T2.
After the heat exchange temperature T2 and return air dew-point temperature Td of new blower fan is obtained, by judging that heat exchange temperature T2 is The no return air dew-point temperature Td that is more than or equal to new blower fan to be controlled, if heat exchange temperature T2 is more than or equal to return air dew point temperature Td is spent, then reduces the blower fan windscreen of new blower fan, and increase the interior machine throttle valve opening of new blower fan.And if heat exchange temperature T2 is small In return air dew-point temperature Td, then new blower fan is controlled to keep current operating conditions.
According to one embodiment of present invention, when heat exchange temperature T2 is more than or equal to return air dew-point temperature Td, at interval of First preset time t 1 controls the blower fan windscreen of new blower fan to reduce a gear, and controls the interior machine throttle valve opening of new blower fan to increase Aperture △ EV default greatly.
It is also right when heat exchange temperature T2 is less than return air dew-point temperature Td, and when controlling the new blower fan to keep current operating conditions New blower fan is controlled to be kept for the accumulated running time of current operating conditions carry out timing, until controlling new blower fan to keep current operation shape The accumulated running time of state is reached after the second preset time t 2, controls new blower fan to exit automatically cleaning pattern.
Wherein, the first preset time t 1 and the second preset time t 2 can be set according to actual conditions.
That is, after the heat exchange temperature T2 and return air dew-point temperature Td of new blower fan is obtained, can be by judging to change Magnitude relationship between hot device temperature T2 and return air dew-point temperature Td to new blower fan to be controlled.If heat exchange temperature T2 is small In return air dew-point temperature Td, then new blower fan is controlled to be run with the state of current blower fan windscreen and interior machine throttle valve opening.And If heat exchange temperature T2 is more than or equal to return air dew-point temperature Td, the blower fan of new blower fan is controlled at interval of the first preset time t 1 Windscreen reduces a gear, and controls the interior machine throttle valve opening of new blower fan to increase default aperture △ EV, until heat exchange temperature When T2 is less than return air dew-point temperature Td, new blower fan is controlled to be transported with the state of current blower fan windscreen and interior machine throttle valve opening OK.Wherein, after duration of the heat exchange temperature T2 less than return air dew-point temperature Td reaches the second preset time t 2, it can control New blower fan exits automatically cleaning pattern, recovers to original running status.
It should be noted that when heat exchange temperature T2 is less than return air dew-point temperature Td, the heat exchanger surface shape of new blower fan Into condensed water to moisten various of dust, PM2.5 on the various particles such as the dust on heat exchanger, PM2.5, such heat exchanger etc. Grain is no longer tightly floated on the surface of heat exchanger.Because the mobilization of condensed water and the wind-force of new blower fan apoplexy machine are made With, the various particles such as the dust of heat exchanger surface, PM2.5 can be removed so that can not only be lifted new blower fan heat exchange effect Rate, saves electric energy, and can improve fresh air quality, improves user experience.
Fig. 3 is the flow chart of the automatically cleaning control method of new blower fan according to an embodiment of the invention.As shown in figure 3, The automatically cleaning control method of the new blower fan of the embodiment of the present invention may include following steps:
S101, new blower fan control when receiving automatically cleaning instruction or accumulated running time reaches three preset time ts 3 is new Blower fan enters automatically cleaning pattern.
S102, periodically detects return air dry bulb temperature T0, return air wet-bulb temperature TW, heat exchange temperature T2, and pass through enthalpy Wet figure (or the wet table of enthalpy) inquires the return air dew-point temperature Td of new blower fan according to return air dry bulb temperature T0 and return air wet-bulb temperature TW.
S103, judges whether heat exchange temperature T2 is less than return air dew-point temperature Td.If it is, performing step S104;If It is no, perform step S107.
S104, controls new blower fan to be run with the state of current (such as blower fan windscreen and interior machine choke valve).
S105, keeps the accumulated running time of current state to carry out timing to new blower fan, until accumulated running time reaches Second preset time t 2.
S106, controls new blower fan to exit automatically cleaning pattern, and recover to original running status.
S107, the blower fan windscreen for controlling new blower fan at interval of the first preset time t 1 reduces a gear, and controls fresh air The default aperture △ EV of interior machine throttle valve opening increase of machine.It should be noted that after execution of step S107, needing return to step S103 judges whether T2 is less than Td again.
In summary, the automatically cleaning control method of new blower fan according to embodiments of the present invention, when new blower fan is in automatically cleaning During pattern, the temperature of the return air dry bulb temperature, return air wet-bulb temperature and heat exchanger of new blower fan is detected respectively, and according to return air dry bulb The return air dew-point temperature of temperature and the new blower fan of return air wet bulb temperature calcuation, and according to heat exchange temperature and return air dew-point temperature pair New blower fan is controlled, and automatically cleaning is carried out with the condensed water by the heat exchanger surface formation in new blower fan.This method, Neng Goushi Now the self-cleaning function of new blower fan, so that the heat exchange efficiency of new blower fan can not only be lifted, saves electric energy, and can improve new Wind quality, improves user experience.
In addition, the invention also provides a kind of non-transitorycomputer readable storage medium.
In an embodiment of the present invention, be stored with computer program in non-transitorycomputer readable storage medium, the journey When sequence is executed by processor, the automatically cleaning control method of above-mentioned new blower fan is realized.
The non-transitorycomputer readable storage medium of the embodiment of the present invention, by storing the automatically cleaning with above-mentioned new blower fan Control method correspondence computer program, can make more than new blower fan to state automatically cleaning control method when program is executed by processor Work, can not only lift the heat exchange efficiency of new blower fan, save electric energy, and can improve fresh air quality, improve Consumer's Experience Degree.
To realize the automatically cleaning control method for the new blower fan that the embodiment of the present invention is proposed, embodiments of the invention also proposed A kind of automatically cleaning control device of new blower fan.
Fig. 4 is the block diagram of the automatically cleaning control device of new blower fan according to embodiments of the present invention.As shown in figure 4, The automatically cleaning control device of the new blower fan of the embodiment of the present invention may include:First detection module 10, computing module 20, second are detected Module 30 and control module 40.
Wherein, first detection module 10 is used to, when new blower fan is in automatically cleaning pattern, the return air of new blower fan is detected respectively Dry-bulb temperature T0 and return air wet-bulb temperature TW.Computing module 20 is based on according to return air dry bulb temperature T0 and return air wet-bulb temperature TW Calculate the return air dew-point temperature Td of new blower fan.Second detection module 30 is used for the heat exchange temperature T2 for detecting new blower fan.Control module 40 are used to be controlled new blower fan according to heat exchange temperature T2 and return air dew-point temperature Td, to pass through the heat exchanger in new blower fan The condensed water that surface is formed carries out automatically cleaning.
In one embodiment of the invention, control module 40 is used to judge whether heat exchange temperature T2 is more than or equal to return air Dew-point temperature Td, and when heat exchange temperature T2 is more than or equal to return air dew-point temperature Td, the blower fan windscreen of new blower fan is reduced, and increase The interior machine throttle valve opening of big new blower fan, and when heat exchange temperature T2 is less than return air dew-point temperature Td, control new blower fan to protect Current operating conditions are held, until the accumulated running time of new blower fan is reached after the second preset time t 2, control new blower fan to exit certainly Cleaning mode.
Further, when heat exchange temperature T2 is more than or equal to return air dew-point temperature Td, control module is pre- at interval of first If time t1 controls the blower fan windscreen of new blower fan to reduce a gear, and controls the interior machine throttle valve opening of new blower fan to increase default Aperture △ EV.
In one embodiment of the invention, control module 40 is used to receive automatically cleaning instruction or new blower fan in new blower fan Accumulated running time when reaching three preset time ts 3, control new blower fan to enter automatically cleaning pattern.
It should be noted that the details not disclosed in the automatically cleaning control device of the new blower fan of the embodiment of the present invention, please join The details disclosed in automatically cleaning control method according to the new blower fan of the embodiment of the present invention, is specifically repeated no more here.
The automatically cleaning control device of new blower fan according to embodiments of the present invention, when new blower fan is in automatically cleaning pattern, leads to Cross return air dry bulb temperature and return air wet-bulb temperature that first detection module detects new blower fan respectively, and by computing module according to returning The return air dew-point temperature of wind dry-bulb temperature and the new blower fan of return air wet bulb temperature calcuation, and fresh air is detected by the second detection module The heat exchange temperature of machine, and then new blower fan is controlled according to heat exchange temperature and return air dew-point temperature by control module, Automatically cleaning is carried out with the condensed water by the heat exchanger surface formation in new blower fan.The device, can realize the certainly clear of new blower fan Clean function, can not only lift the heat exchange efficiency of new blower fan, save electric energy, and can improve fresh air quality, improve user's body Degree of testing.
Based on above-described embodiment, the invention also provides a kind of new blower fan, it includes the automatically cleaning control of above-mentioned new blower fan Device processed.
The new blower fan of the embodiment of the present invention, by using the automatically cleaning control device of above-mentioned new blower fan, can realize fresh air The self-cleaning function of machine, can not only lift the heat exchange efficiency of new blower fan, save electric energy, and can improve fresh air quality, carry High user experience.
In addition, other of the new blower fan of the embodiment of the present invention are constituted and effect is known to one skilled in the art , to reduce redundancy, do not repeat herein.
It should be noted that represent in flow charts or logic and/or step described otherwise above herein, for example, The order list of the executable instruction for realizing logic function is considered, may be embodied in any computer can Read in medium, for instruction execution system, device or equipment (such as computer based system including the system of processor or its He can be from instruction execution system, device or equipment instruction fetch and the system of execute instruction) use, or combine these instruction execution System, device or equipment and use.For the purpose of this specification, " computer-readable medium " can be it is any can include, store, Communication, propagation or transmission procedure are for instruction execution system, device or equipment or combination these instruction execution systems, device or set The standby and device that uses.The more specifically example (non-exhaustive list) of computer-readable medium includes following:With one or The electrical connection section (electronic installation) of multiple wirings, portable computer diskette box (magnetic device), random access memory (RAM), only Read memory (ROM), erasable edit read-only storage (EPROM or flash memory), fiber device, and portable light Disk read-only storage (CDROM).In addition, computer-readable medium can even is that can thereon printing described program paper or its His suitable medium, because can then enter edlin, interpretation or must for example by carrying out optical scanner to paper or other media Handled electronically to obtain described program with other suitable methods when wanting, be then stored in computer storage In.
It should be appreciated that each several part of the present invention can be realized with hardware, software, firmware or combinations thereof.Above-mentioned In embodiment, the software that multiple steps or method can in memory and by suitable instruction execution system be performed with storage Or firmware is realized.If, and in another embodiment, can be with well known in the art for example, realized with hardware Any one of row technology or their combination are realized:With the logic gates for realizing logic function to data-signal Discrete logic, the application specific integrated circuit with suitable combinational logic gate circuit, programmable gate array (PGA), scene Programmable gate array (FPGA) etc..
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer ", " up time The orientation or position relationship of the instruction such as pin ", " counterclockwise ", " axial direction ", " radial direction ", " circumference " be based on orientation shown in the drawings or Position relationship, is for only for ease of the description present invention and simplifies description, rather than indicate or imply that the device or element of meaning must There must be specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or implying relative importance Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or Implicitly include one or more this feature.In the description of the invention, " multiple " are meant that two or more, Unless otherwise specifically defined.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " fixation " etc. Term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally;Can be that machinery connects Connect or electrically connect;Can be joined directly together, can also be indirectly connected to by intermediary, can be in two elements The connection in portion or the interaction relationship of two elements.For the ordinary skill in the art, can be according to specific feelings Condition understands the concrete meaning of above-mentioned term in the present invention.
In the present invention, unless otherwise clearly defined and limited, fisrt feature can be with "above" or "below" second feature It is that the first and second features are directly contacted, or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature exists Second feature " on ", " top " and " above " but fisrt feature are directly over second feature or oblique upper, or be merely representative of Fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " lower section " and " below " can be One feature is immediately below second feature or obliquely downward, or is merely representative of fisrt feature level height less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show The description of example " or " some examples " etc. means to combine specific features, structure, material or the spy that the embodiment or example are described Point is contained at least one embodiment of the present invention or example.In this manual, to the schematic representation of above-mentioned term not Identical embodiment or example must be directed to.Moreover, specific features, structure, material or the feature of description can be with office Combined in an appropriate manner in one or more embodiments or example.In addition, in the case of not conflicting, the skill of this area Art personnel can be tied the not be the same as Example or the feature of example and non-be the same as Example or example described in this specification Close and combine.
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 automatically cleaning control method of new blower fan, it is characterised in that comprise the following steps:
When the new blower fan is in automatically cleaning pattern, the return air dry bulb temperature and return air wet bulb temperature of the new blower fan are detected respectively Degree;
The return air dew-point temperature of new blower fan according to the return air dry bulb temperature and the return air wet bulb temperature calcuation;
Detect the heat exchange temperature of the new blower fan;
The new blower fan is controlled according to the heat exchange temperature and the return air dew-point temperature, with by the fresh air The condensed water of the heat exchanger surface formation of machine carries out automatically cleaning.
2. the automatically cleaning control method of new blower fan according to claim 1, it is characterised in that according to the heat exchange temperature The new blower fan is controlled with the return air dew-point temperature, including:
Judge whether the heat exchange temperature is more than or equal to the return air dew-point temperature;
If the heat exchange temperature is more than or equal to the return air dew-point temperature, the blower fan windscreen of the new blower fan is reduced, and Increase the interior machine throttle valve opening of the new blower fan;
If the heat exchange temperature is less than the return air dew-point temperature, the new blower fan is controlled to keep current operating conditions, Until controlling the new blower fan to be kept for the accumulated running time of current operating conditions reach after the second preset time, control described new Blower fan exits the automatically cleaning pattern.
3. the automatically cleaning control method of new blower fan according to claim 2, it is characterised in that when the heat exchange temperature is big When equal to the return air dew-point temperature, the blower fan windscreen of the new blower fan is controlled to reduce a gear at interval of the first preset time Position, and control the interior machine throttle valve opening of the new blower fan to increase default aperture.
4. the automatically cleaning control method of the new blower fan according to any one of claim 1-3, it is characterised in that when described new Blower fan receives automatically cleaning instruction or when accumulated running time of the new blower fan reaches three preset times, controls the fresh air Machine enters the automatically cleaning pattern.
5. a kind of non-transitorycomputer readable storage medium, is stored thereon with computer program, it is characterised in that the program quilt The automatically cleaning control method of the new blower fan as described in any in claim 1-4 is realized during computing device.
6. a kind of automatically cleaning control device of new blower fan, it is characterised in that including:
First detection module, the first detection module is used to, when the new blower fan is in automatically cleaning pattern, institute is detected respectively State the return air dry bulb temperature and return air wet-bulb temperature of new blower fan;
Computing module, the computing module is used for new according to the return air dry bulb temperature and the return air wet bulb temperature calcuation The return air dew-point temperature of blower fan;
Second detection module, second detection module is used for the heat exchange temperature for detecting the new blower fan;
Control module, the control module is used for according to the heat exchange temperature and the return air dew-point temperature to the new blower fan It is controlled, automatically cleaning is carried out with the condensed water by the heat exchanger surface formation in the new blower fan.
7. the automatically cleaning control device of new blower fan according to claim 6, it is characterised in that the control module is used to sentence Whether the heat exchange temperature that breaks is more than or equal to the return air dew-point temperature, and is more than or equal to described return in the heat exchange temperature During wind dew-point temperature, the blower fan windscreen of the new blower fan is reduced, and increases the interior machine throttle valve opening of the new blower fan, Yi Ji When the heat exchange temperature is less than the return air dew-point temperature, the new blower fan is controlled to keep current operating conditions, until control The new blower fan is kept for the accumulated running time of current operating conditions reach after the second preset time, controls the new blower fan to exit The automatically cleaning pattern.
8. the automatically cleaning control device of new blower fan according to claim 7, it is characterised in that when the heat exchange temperature is big When equal to the return air dew-point temperature, the control module controls the blower fan wind of the new blower fan at interval of the first preset time Gear one gear of reduction, and control the interior machine throttle valve opening of the new blower fan to increase default aperture.
9. the automatically cleaning control device of the new blower fan according to any one of claim 6-8, it is characterised in that the control Module be used to reaching in the accumulated running time that the new blower fan receives automatically cleaning instruction or the new blower fan the 3rd it is default when Between when, control the new blower fan to enter the automatically cleaning pattern.
10. a kind of new blower fan, it is characterised in that include the automatically cleaning of the new blower fan according to any one of claim 6-9 Control device.
CN201710601858.7A 2017-07-21 2017-07-21 New blower fan and its automatically cleaning control method and device Pending CN107192102A (en)

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CN108131801B (en) * 2018-02-14 2020-02-04 青岛海尔空调器有限总公司 Self-cleaning control method for air conditioner
CN109869875A (en) * 2019-01-31 2019-06-11 广东美的制冷设备有限公司 Airhandling equipment and its clean method, device, computer readable storage medium
CN109915939A (en) * 2019-03-21 2019-06-21 青岛海尔空调器有限总公司 Air conditioner and its automatically cleaning control method
CN112097362A (en) * 2020-09-03 2020-12-18 南京天加环境科技有限公司 Self-cleaning control method for air conditioning system

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