CN111156605A - Fan device and control method and control device thereof - Google Patents

Fan device and control method and control device thereof Download PDF

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Publication number
CN111156605A
CN111156605A CN202010134911.9A CN202010134911A CN111156605A CN 111156605 A CN111156605 A CN 111156605A CN 202010134911 A CN202010134911 A CN 202010134911A CN 111156605 A CN111156605 A CN 111156605A
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CN
China
Prior art keywords
rotating speed
preset value
fan
indoor temperature
heating
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Granted
Application number
CN202010134911.9A
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Chinese (zh)
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CN111156605B (en
Inventor
曹高华
樊明敬
郝本华
李国行
王宪强
侯延慧
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.)
Qingdao Haier Air Conditioner Gen Corp Ltd
Haier Smart Home Co Ltd
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Qingdao Haier Air Conditioner Gen Corp Ltd
Haier Smart Home Co Ltd
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Priority to CN202010134911.9A priority Critical patent/CN111156605B/en
Publication of CN111156605A publication Critical patent/CN111156605A/en
Application granted granted Critical
Publication of CN111156605B publication Critical patent/CN111156605B/en
Active legal-status Critical Current
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007—Indoor units, e.g. fan coil units
    • F24F1/0018—Indoor units, e.g. fan coil units characterised by fans
    • F24F1/0022—Centrifugal or radial fans
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
    • F04D27/004—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids by varying driving speed
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007—Indoor units, e.g. fan coil units
    • F24F1/0018—Indoor units, e.g. fan coil units characterised by fans
    • F24F1/0029—Axial fans
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007—Indoor units, e.g. fan coil units
    • F24F1/0018—Indoor units, e.g. fan coil units characterised by fans
    • F24F1/0033—Indoor units, e.g. fan coil units characterised by fans having two or more fans
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
    • F24F11/63—Electronic processing
    • F24F11/64—Electronic processing using pre-stored data
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/70—Control systems characterised by their outputs; Constructional details thereof
    • F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
    • F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
    • F24F11/77—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity by controlling the speed of ventilators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2270/00—Control
    • F05D2270/30—Control parameters, e.g. input parameters
    • F05D2270/303—Temperature
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00—Control inputs relating to air properties
    • F24F2110/10—Temperature
    • Y—GENERAL 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Fuzzy Systems (AREA)
  • Mathematical Physics (AREA)
  • Fluid Mechanics (AREA)
  • Air Conditioning Control Device (AREA)

Abstract

The invention discloses a fan device and a control method and a control device thereof, wherein the fan device comprises: the centrifugal fan, the adjusting device and the axial flow fan are arranged in the middle of the centrifugal fan; wherein, adjusting device realizes that the rotational speed of axial fan is adjustable for the rotational speed of centrifugal fan. According to the fan device disclosed by the invention, the axial flow fan is arranged in the middle of the centrifugal fan, and the air inflow of the centrifugal fan is increased by utilizing the characteristics of the axial flow fan, so that the air flow of the centrifugal fan is improved; and the adjusting device realizes that the rotating speed of the axial flow fan is adjustable relative to the rotating speed of the centrifugal fan, so that the air flow of the centrifugal fan is controllable, the air flow of the centrifugal fan can be adjusted according to actual needs, and the performance of the whole fan device is improved.

Description

Fan device and control method and control device thereof
Technical Field
The present invention relates to the field of fan technology, and more particularly, to a fan apparatus, a control method thereof, and a control apparatus thereof.
Background
At present, a centrifugal fan absorbs air quantity by means of fan blades distributed on the circumference, the generated air easily causes lower central speed, the air flow of the centrifugal fan is smaller because the centrifugal fan enters air along the axial direction and exits air along the radial direction in operation, and when the centrifugal fan is applied to an indoor air conditioner, the air output of the indoor air conditioner is smaller, so that the overall performance of the air conditioner is lower.
Disclosure of Invention
The invention aims to provide a fan device to improve the air flow. Another object of the present invention is to provide a control method and a control device for a fan device.
In order to achieve the above purpose, the invention provides the following technical scheme:
a fan apparatus, comprising: the centrifugal fan, the adjusting device and the axial flow fan are arranged in the middle of the centrifugal fan; wherein the adjusting device realizes that the rotating speed of the axial flow fan is adjustable relative to the rotating speed of the centrifugal fan.
Preferably, the centrifugal fan is externally sleeved on the axial flow fan.
Preferably, the centrifugal fan and the axial flow fan are coaxially disposed.
Preferably, the adjusting device is a transmission, the centrifugal fan is fixedly connected with an input shaft of the transmission, and the axial flow fan is fixedly connected with an output shaft of the transmission.
Preferably, the centrifugal fan is directly fixed to an input shaft of the transmission, and the axial fan is directly fixed to an output shaft of the transmission.
Preferably, the transmission is a continuously variable transmission.
Preferably, the fan device further comprises a driving member, the driving member drives the input shaft of the transmission to rotate, and the driving shaft of the driving member is the input shaft of the transmission.
Preferably, when the air conditioner is used for refrigerating, when the indoor temperature is lower than a first preset value, the rotating speed of the axial flow fan is a refrigerating low rotating speed; when the indoor temperature is not less than a first preset value, the rotating speed of the axial flow fan is a refrigerating high rotating speed; wherein the refrigeration high rotation speed is greater than the refrigeration low rotation speed, and at least one of the refrigeration high rotation speed and the refrigeration low rotation speed is not equal to the rotation speed of the centrifugal fan;
when the air conditioner heats, when the indoor temperature is higher than a second preset value, the rotating speed of the axial flow fan is a heating low rotating speed; when the indoor temperature is not more than a second preset value, the rotating speed of the axial flow fan is a heating high rotating speed; wherein the heating high rotation speed is greater than the heating low rotation speed, and at least one of the heating high rotation speed and the heating low rotation speed is different from the rotation speed of the centrifugal fan.
Preferably, when the air conditioner is used for refrigerating, and when the indoor temperature is lower than a first preset value, the refrigerating low rotating speed is the same as the rotating speed of the centrifugal fan; when the indoor temperature is not less than a first preset value, the refrigeration high rotating speed is greater than the rotating speed of the centrifugal fan;
when the air conditioner heats, when the indoor temperature is higher than a second preset value, the heating low rotating speed is the same as the rotating speed of the centrifugal fan; and when the indoor temperature is not more than a second preset value, the heating high rotating speed is more than the rotating speed of the centrifugal fan.
Preferably, when the air conditioner is used for refrigerating, and when the indoor temperature is not less than a first preset value and less than a third preset value, the refrigerating high rotating speed is a first refrigerating high rotating speed; when the indoor temperature is not less than a third preset value, the refrigerating high rotating speed is a second refrigerating high rotating speed; wherein the second refrigeration high rotational speed is greater than the first refrigeration high rotational speed;
when the air conditioner heats, when the indoor temperature is not more than a second preset value and is more than a fourth preset value, the heating high rotating speed is a first heating high rotating speed; when the indoor temperature is not more than a fourth preset value, the heating high rotating speed is a second heating high rotating speed; wherein the second heating high rotation speed is greater than the first heating high rotation speed.
According to the fan device provided by the invention, the axial flow fan is arranged in the middle of the centrifugal fan, and the air inflow of the centrifugal fan is increased by utilizing the characteristics of the axial flow fan, so that the air flow of the centrifugal fan is improved; and the adjusting device realizes that the rotating speed of the axial flow fan is adjustable relative to the rotating speed of the centrifugal fan, so that the air flow of the centrifugal fan is controllable, the air flow of the centrifugal fan can be adjusted according to actual needs, and the performance of the whole fan device is improved.
Based on the fan device provided by the invention, the invention also provides a control method of the fan device, the fan device is the fan device provided by the invention, and the control method of the fan device comprises the following steps:
when the air conditioner is used for refrigerating, when the indoor temperature is lower than a first preset value, controlling the rotating speed of the axial flow fan to be a refrigerating low rotating speed; when the indoor temperature is not less than a first preset value, controlling the axial flow fan to be at a refrigerating high rotating speed; wherein the refrigeration high rotation speed is greater than the refrigeration low rotation speed, and at least one of the refrigeration high rotation speed and the refrigeration low rotation speed is not equal to the rotation speed of the centrifugal fan;
when the air conditioner heats, when the indoor temperature is higher than a second preset value, the rotating speed of the axial flow fan is controlled to be a heating low rotating speed; when the indoor temperature is not greater than a second preset value, controlling the rotating speed of the axial flow fan to be a heating high rotating speed; wherein the heating high rotation speed is greater than the heating low rotation speed, and at least one of the heating high rotation speed and the heating low rotation speed is different from the rotation speed of the centrifugal fan.
Preferably, when the air conditioner is used for refrigerating, and when the indoor temperature is lower than a first preset value, the refrigerating low rotating speed is controlled to be the same as the rotating speed of the centrifugal fan; when the indoor temperature is not less than a first preset value, controlling the refrigerating high rotating speed to be greater than the rotating speed of the centrifugal fan;
when the air conditioner heats, when the indoor temperature is higher than a second preset value, the heating low rotating speed is controlled to be the same as the rotating speed of the centrifugal fan; and when the indoor temperature is not more than a second preset value, controlling the heating high rotating speed to be more than the rotating speed of the centrifugal fan.
Preferably, the step of: when the air conditioner is used for refrigerating, when the indoor temperature is not less than a first preset value, the rotating speed of the axial flow fan is controlled to be a refrigerating high rotating speed, and the method specifically comprises the following steps:
when the indoor temperature is not less than the first preset value and less than a third preset value, controlling the refrigeration high rotating speed to be a first refrigeration high rotating speed; when the indoor temperature is not less than a third preset value, controlling the refrigerating high rotating speed to be a second refrigerating high rotating speed; wherein the second refrigeration high rotational speed is greater than the first refrigeration high rotational speed;
the steps are as follows: when the air conditioner heats, when the indoor temperature is not more than a second preset value, the rotating speed of the axial flow fan is controlled to be a heating high rotating speed, and the method specifically comprises the following steps:
when the indoor temperature is not more than a second preset value and is more than a fourth preset value, controlling the heating high rotating speed to be a first heating high rotating speed; when the indoor temperature is not more than a fourth preset value, controlling the heating high rotating speed to be a second heating high rotating speed; wherein the second heating high rotation speed is greater than the first heating high rotation speed.
The control method of the fan device provided by the invention controls the rotating speed of the axial flow fan according to the working mode of the air conditioner, the indoor temperature and the rotating speed of the centrifugal fan, thereby further realizing energy conservation and further avoiding waste under the condition of ensuring that the performance of the air conditioner is improved.
Based on the fan device provided by the invention, the invention also provides a control device of the fan device, the fan device is the fan device provided by the invention, and the control device of the fan device comprises:
the sensor is used for detecting the indoor temperature of the room where the air conditioner is located;
the controller is used for controlling the rotating speed of the axial flow fan to be a refrigerating low rotating speed when the indoor temperature is lower than a first preset value during air conditioner refrigeration; when the air conditioner is used for refrigerating, when the indoor temperature is not less than a first preset value, the rotating speed of the axial flow fan is controlled to be a refrigerating high rotating speed; when the air conditioner heats, when the indoor temperature is higher than a second preset value, the air conditioner is used for controlling the rotating speed of the axial flow fan to be a heating low rotating speed; when the air conditioner heats, when the indoor temperature is not more than a second preset value, the air conditioner is used for controlling the rotating speed of the axial flow fan to be a heating high rotating speed;
wherein the refrigeration high rotation speed is greater than the refrigeration low rotation speed, and at least one of the refrigeration high rotation speed and the refrigeration low rotation speed is not equal to the rotation speed of the centrifugal fan; the heating high rotation speed is greater than the heating low rotation speed, and at least one of the heating high rotation speed and the heating low rotation speed is different from the rotation speed of the centrifugal fan.
Preferably, when the air conditioner is used for refrigerating, and when the indoor temperature is lower than a first preset value, the controller is used for controlling the refrigerating low rotating speed to be the same as the rotating speed of the centrifugal fan; when the indoor temperature is not less than a first preset value, the controller is used for controlling the refrigerating high rotating speed to be greater than the rotating speed of the centrifugal fan;
when the air conditioner heats, when the indoor temperature is higher than a second preset value, the controller is used for controlling the heating low rotating speed to be the same as the rotating speed of the centrifugal fan; and when the indoor temperature is not more than a second preset value, the controller is used for controlling the heating high rotating speed to be more than the rotating speed of the centrifugal fan.
Preferably, when the indoor temperature is not less than the first preset value and less than a third preset value, the controller is configured to control the refrigeration high rotation speed to be a first refrigeration high rotation speed; when the indoor temperature is not less than a third preset value, the controller is used for controlling the refrigeration high rotating speed to be a second refrigeration high rotating speed; wherein the second refrigeration high rotational speed is greater than the first refrigeration high rotational speed;
when the indoor temperature is not more than a second preset value and is more than a fourth preset value, the controller is used for controlling the heating high rotating speed to be a first heating high rotating speed; when the indoor temperature is not greater than a fourth preset value, the controller is used for controlling the heating high rotating speed to be a second heating high rotating speed; wherein the second heating high rotation speed is greater than the first heating high rotation speed.
The control device of the fan device provided by the invention controls the rotating speed of the axial flow fan according to the working mode of the air conditioner, the indoor temperature and the rotating speed of the centrifugal fan, thereby further realizing energy conservation and further avoiding waste under the condition of ensuring that the performance of the air conditioner is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a schematic axial view of a fan apparatus according to an embodiment of the present invention;
FIG. 2 is a schematic axial view of another embodiment of a fan apparatus;
fig. 3 is a schematic partial structural diagram of a fan apparatus according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 3, a fan apparatus according to an embodiment of the present invention includes: the centrifugal fan comprises a centrifugal fan 1, a regulating device and an axial flow fan 2 arranged in the middle of the centrifugal fan 1; wherein, adjusting device realizes that axial fan 2's rotational speed is adjustable for the rotational speed of centrifugal fan 1.
In the fan device, the rotating speed of the axial flow fan 2 and the rotating speed of the centrifugal fan 1 can be the same or different; alternatively, the rotational speed of the axial flow fan 2 is different from the rotational speed of the centrifugal fan 1, the rotational speed of the axial flow fan 2 may be greater than the rotational speed of the centrifugal fan 1, and the rotational speed of the axial flow fan 2 may also be less than the rotational speed of the centrifugal fan 1.
According to the fan device provided by the embodiment of the invention, the axial flow fan 2 is arranged in the middle of the centrifugal fan 1, and the air inflow of the centrifugal fan 1 is increased by utilizing the characteristics of the axial flow fan 2, so that the air flow of the centrifugal fan 1 is improved; moreover, the adjusting device realizes that the rotating speed of the axial flow fan 2 is adjustable relative to the rotating speed of the centrifugal fan 1, so that the air flow of the centrifugal fan 1 is controllable, the air flow of the centrifugal fan 1 can be adjusted according to actual needs, and the performance of the whole fan device is improved.
In order to effectively increase the air flow, the centrifugal fan 1 is sleeved on the axial flow fan 2, as shown in fig. 1. At this time, the centrifugal fan 1 and the axial fan 2 can be combined without changing the axial fan 2 to a large extent.
The axial flow fan 2 is arranged in the middle of the centrifugal fan 1, and the coaxial arrangement of the centrifugal fan 1 and the axial flow fan 2 is preferably selected. In this way, the wind flow can be maximized. Of course, the axis of the centrifugal fan 1 may be parallel to the axis of the axial flow fan 2, and is not limited to the above embodiment.
The specific structure of the adjusting device is designed according to actual needs. For example, the above-mentioned adjusting device includes: a first driving means for driving the centrifugal fan 1 to rotate and a second driving means for driving the axial flow fan 2 to rotate. The design results in more complex structure, more parts and higher cost. In order to simplify the structure and reduce the cost, the adjusting device is preferably selected to be a transmission 4, the centrifugal fan 1 is fixedly connected with an input shaft of the transmission 4, and the axial fan 2 is fixedly connected with an output shaft of the transmission 4.
Preferably, the centrifugal fan 1 is directly fixed to an input shaft of the transmission 4, and the axial fan 2 is directly fixed to an output shaft of the transmission 4. Thus, the installation is convenient, and the structure is simpler. Of course, it is also possible to select that the centrifugal fan 1 is fixedly connected with the input shaft of the transmission 4 through a transmission shaft, and the axial fan 2 is fixedly connected with the output shaft of the transmission 4 through a transmission shaft. This embodiment is not limited to this.
The transmission 4 may be a stepped transmission or a continuously variable transmission. For the sake of speed regulation, the transmission 4 is preferably a continuously variable transmission.
Preferably, the fan device further comprises a driving member 3, and the driving member 3 drives the input shaft of the transmission 4 to rotate. To simplify the construction, the drive shaft of the drive member 3 is preferably selected as the input shaft of the transmission 4. Of course, the drive member 3 may alternatively be fixedly connected to the input shaft of the transmission 4 via a propeller shaft.
The type of the driving member 3 is selected according to actual needs, and this embodiment is not limited to this.
When the fan device is applied to an air conditioner, in order to improve the overall performance of the air conditioner and realize energy conservation, when the indoor temperature is lower than a first preset value during air conditioner refrigeration, the rotating speed of the axial flow fan 2 is a refrigeration low rotating speed; when the indoor temperature is not less than the first preset value, the rotating speed of the axial flow fan 2 is the refrigerating high rotating speed; wherein, the refrigeration high rotational speed is greater than the refrigeration low rotational speed, and at least one of refrigeration high rotational speed and refrigeration low rotational speed is unequal with the rotational speed of centrifugal fan 1.
Correspondingly, when the air conditioner is used for heating, when the indoor temperature is greater than the second preset value, the rotating speed of the axial flow fan 2 is the heating low rotating speed; when the indoor temperature is not more than the second preset value, the rotating speed of the axial flow fan 2 is the heating high rotating speed; wherein, the high heating rotating speed is larger than the low heating rotating speed, and at least one of the high heating rotating speed and the low heating rotating speed is different from the rotating speed of the centrifugal fan 1.
It should be noted that, when the air conditioner is refrigerating, when the indoor temperature is less than the first preset value, the rotation speed of the centrifugal fan 1 is the first centrifugal rotation speed; when the indoor temperature is not less than the first preset value, the rotating speed of the centrifugal fan 1 is a second centrifugal rotating speed. Wherein, the first centrifugal rotating speed and the second centrifugal rotating speed can be the same or different. When the difference is not satisfied, at least one of the high cooling rotation speed and the low cooling rotation speed is different from the rotation speed of the centrifugal fan 1, which means that the high cooling rotation speed is different from the second centrifugal rotation speed and/or the low cooling rotation speed is different from the first centrifugal rotation speed.
When the air conditioner heats, when the indoor temperature is higher than a second preset value, the rotating speed of the centrifugal fan 1 is a third centrifugal rotating speed; and when the indoor temperature is not more than the second preset value, the rotating speed of the centrifugal fan 1 is a fourth centrifugal rotating speed. Wherein, the third centrifugal rotating speed and the fourth centrifugal rotating speed can be the same or different. When the difference is not satisfied, at least one of the high heating rotation speed and the low heating rotation speed is different from the rotation speed of the centrifugal fan 1, which means that the high heating rotation speed is different from the fourth centrifugal rotation speed and/or the low heating rotation speed is different from the third centrifugal rotation speed.
Specific values of the first preset value and the second preset value are selected according to actual needs, for example, the first preset value is 16 ℃, the second preset value is 26 ℃, and this embodiment does not limit this. Specific numerical values of the cooling low rotation speed, the cooling high rotation speed, the heating low rotation speed, and the heating high rotation speed are also set according to actual needs, which is not limited in this embodiment.
Above-mentioned structure, according to the mode of operation of air conditioner, indoor temperature and centrifugal fan 1's rotational speed, realized that axial fan 2's rotational speed segmentation sets up to under the condition that has guaranteed to improve the air conditioner performance, further realized energy-conservation, further avoided extravagant.
Preferably, when the air conditioner is used for refrigerating, when the indoor temperature is lower than a first preset value, the refrigerating low rotating speed is the same as the rotating speed of the centrifugal fan 1; when the indoor temperature is not less than the first preset value, the high refrigerating rotating speed is greater than the rotating speed of the centrifugal fan 1; when the air conditioner heats, when the indoor temperature is higher than a second preset value, the heating low rotating speed is the same as the rotating speed of the centrifugal fan 1; when the indoor temperature is not more than the second preset value, the heating high rotating speed is more than the rotating speed of the centrifugal fan 1.
Certainly, when the air conditioner is used for refrigerating, when the indoor temperature is lower than the first preset value, the refrigerating low rotating speed is lower than the rotating speed of the centrifugal fan 1; when the indoor temperature is not less than the first preset value, the high refrigerating rotating speed is greater than or equal to the rotating speed of the centrifugal fan 1. Correspondingly, when the air conditioner is selected for heating, when the indoor temperature is higher than a second preset value, the heating low rotating speed is lower than the rotating speed of the centrifugal fan 1; when the indoor temperature is not more than the second preset value, the heating high rotating speed is more than or equal to the rotating speed of the centrifugal fan 1.
When the heating high rotation speed of the axial flow fan 2 is greater than the rotation speed of the centrifugal fan 1, the difference between the rotation speed of the axial flow fan 2 and the rotation speed of the centrifugal fan 1 is set according to actual needs.
In order to further optimize the technical scheme, when the air conditioner refrigerates, when the indoor temperature is not less than the first preset value and is less than the third preset value, the refrigerating high rotating speed is the first refrigerating high rotating speed; when the indoor temperature is not less than a third preset value, the refrigerating high rotating speed is a second refrigerating high rotating speed; the second refrigeration high rotating speed is greater than the first refrigeration high rotating speed; when the air conditioner heats, when the indoor temperature is not more than the second preset value and is more than the fourth preset value, the heating high rotating speed is the first heating high rotating speed; when the indoor temperature is not more than a fourth preset value, the heating high rotating speed is a second heating high rotating speed; wherein the second heating high rotation speed is greater than the first heating high rotation speed.
It is understood that the first cooling high rotation speed, the second heating high rotation speed, the first cooling high rotation speed, and the second cooling high rotation speed are all greater than the rotation speed of the centrifugal fan 1. The third preset value is greater than the first preset value, and the second preset value is greater than the fourth preset value. The specific values of the parameters are set according to actual needs, which is not limited in this embodiment.
In the practical application process, the optimization can be further carried out according to the practical requirements, for example, when the indoor temperature is not less than the third preset value and less than the fifth preset value during the air-conditioning refrigeration, the refrigeration high rotating speed is the third refrigeration high rotating speed; when the indoor temperature is not less than the fifth preset value, the refrigerating high rotating speed is a fourth refrigerating high rotating speed; and the fourth refrigeration high rotating speed is greater than the third refrigeration high rotating speed, and the fifth preset value is greater than the third preset value. When the air conditioner heats, when the indoor temperature is not more than the fourth preset value and is more than the sixth preset value, the heating high rotating speed is a third heating high rotating speed; when the indoor temperature is not more than the sixth preset value, the heating high rotating speed is the fourth heating high rotating speed; and the fourth heating high rotating speed is greater than the third heating high rotating speed, and the fourth preset value is greater than the sixth preset value. Such optimization is within the scope of the present invention.
It is understood that the third cooling high rotation speed, the fourth heating high rotation speed, the third cooling high rotation speed, and the third cooling high rotation speed are all greater than the rotation speed of the centrifugal fan 1. The fifth preset value is greater than the third preset value, and the fourth preset value is greater than the sixth preset value. The specific values of the parameters are set according to actual needs, which is not limited in this embodiment.
Based on the fan device improved by the above embodiment, an embodiment of the present invention further provides a method for controlling a fan device, where the fan device is the fan device provided by the above embodiment, and specifically, the method for controlling a fan device includes:
when the air conditioner is used for refrigerating, when the indoor temperature is lower than a first preset value, the rotating speed of the axial flow fan 2 is controlled to be a refrigerating low rotating speed; when the indoor temperature is not less than the first preset value, controlling the rotating speed of the axial flow fan 2 to be a refrigerating high rotating speed; wherein, the refrigeration high rotating speed is greater than the refrigeration low rotating speed, and at least one of the refrigeration high rotating speed and the refrigeration low rotating speed is unequal to the rotating speed of the centrifugal fan 1;
when the air conditioner heats, when the indoor temperature is higher than a second preset value, the rotating speed of the axial flow fan 2 is controlled to be a heating low rotating speed; when the indoor temperature is not greater than the second preset value, the rotating speed of the axial flow fan 2 is controlled to be a heating high rotating speed, and at least one of the heating high rotating speed and the heating low rotating speed is unequal to the rotating speed of the centrifugal fan 1.
It should be noted that, when the air conditioner is refrigerating, when the indoor temperature is less than the first preset value, the rotation speed of the centrifugal fan 1 is the first centrifugal rotation speed; when the indoor temperature is not less than the first preset value, the rotating speed of the centrifugal fan 1 is a second centrifugal rotating speed. Wherein, the first centrifugal rotating speed and the second centrifugal rotating speed can be the same or different. When the difference is not satisfied, at least one of the high cooling rotation speed and the low cooling rotation speed is different from the rotation speed of the centrifugal fan 1, which means that the high cooling rotation speed is different from the second centrifugal rotation speed and/or the low cooling rotation speed is different from the first centrifugal rotation speed.
When the air conditioner heats, when the indoor temperature is higher than a second preset value, the rotating speed of the centrifugal fan 1 is a third centrifugal rotating speed; and when the indoor temperature is not more than the second preset value, the rotating speed of the centrifugal fan 1 is a fourth centrifugal rotating speed. Wherein, the third centrifugal rotating speed and the fourth centrifugal rotating speed can be the same or different. When the difference is not satisfied, at least one of the high heating rotation speed and the low heating rotation speed is different from the rotation speed of the centrifugal fan 1, which means that the high heating rotation speed is different from the fourth centrifugal rotation speed and/or the low heating rotation speed is different from the third centrifugal rotation speed.
Specific values of the first preset value and the second preset value are selected according to actual needs, for example, the first preset value is 16 ℃, the second preset value is 26 ℃, and this embodiment does not limit this. Specific numerical values of the cooling low rotation speed, the cooling high rotation speed, the heating low rotation speed, and the heating high rotation speed are also set according to actual needs, which is not limited in this embodiment.
According to the control method of the fan device, the rotating speed of the axial flow fan 2 is controlled according to the working mode of the air conditioner, the indoor temperature and the rotating speed of the centrifugal fan 1, so that under the condition of ensuring that the performance of the air conditioner is improved, energy is further saved, and waste is further avoided.
Preferably, when the air conditioner is used for refrigerating, when the indoor temperature is lower than a first preset value, the refrigerating low rotating speed is controlled to be the same as the rotating speed of the centrifugal fan 1; when the indoor temperature is not less than the first preset value, controlling the high refrigerating rotating speed to be greater than the rotating speed of the centrifugal fan 1; when the air conditioner heats, when the indoor temperature is higher than a second preset value, the heating low rotating speed is controlled to be the same as the rotating speed of the centrifugal fan 1; and when the indoor temperature is not more than a second preset value, controlling the heating high rotating speed to be more than the rotating speed of the centrifugal fan 1.
Certainly, when the air conditioner is used for refrigerating, when the indoor temperature is lower than the first preset value, the refrigerating low rotating speed is controlled to be lower than the rotating speed of the centrifugal fan 1; when the indoor temperature is not less than the first preset value, the high refrigerating rotating speed is controlled to be greater than or equal to the rotating speed of the centrifugal fan 1. Correspondingly, when the air conditioner is selected to heat, when the indoor temperature is higher than a second preset value, the heating low rotating speed is controlled to be lower than the rotating speed of the centrifugal fan 1; and when the indoor temperature is not more than a second preset value, controlling the heating high rotating speed to be more than or equal to the rotating speed of the centrifugal fan 1.
When the heating high rotation speed of the axial flow fan 2 is greater than the rotation speed of the centrifugal fan 1, the difference between the rotation speed of the axial flow fan 2 and the rotation speed of the centrifugal fan 1 is set according to actual needs.
Further, the above steps: when the air conditioner is used for refrigerating, when the indoor temperature is not less than a first preset value, the rotating speed of the axial flow fan 2 is controlled to be a refrigerating high rotating speed, specifically:
when the indoor temperature is not less than the first preset value and less than a third preset value, controlling the refrigeration high rotating speed to be a first refrigeration high rotating speed; when the indoor temperature is not less than the third preset value, controlling the rotating speed of the axial flow fan 2 to be a second refrigeration high rotating speed; the second refrigeration high rotating speed is greater than the first refrigeration high rotating speed;
the steps are as follows: when the air conditioner heats, when the indoor temperature is not more than the second preset value, the rotating speed of the axial flow fan 2 is controlled to be a heating high rotating speed, specifically:
when the indoor temperature is not more than the second preset value and is more than the fourth preset value, controlling the heating high rotating speed to be the first heating high rotating speed; when the indoor temperature is not greater than the fourth preset value, controlling the rotating speed of the axial flow fan 2 to be a second heating high rotating speed; wherein the second heating high rotation speed is greater than the first heating high rotation speed.
It is understood that the first cooling high rotation speed, the second heating high rotation speed, the first cooling high rotation speed, and the second cooling high rotation speed are all greater than the rotation speed of the centrifugal fan 1. The third preset value is greater than the first preset value, and the second preset value is greater than the fourth preset value. The specific values of the parameters are set according to actual needs, which is not limited in this embodiment.
In the practical application process, the optimization can be further carried out according to the practical requirements, for example, when the indoor temperature is not less than the third preset value and less than the fifth preset value during the air-conditioning refrigeration, the refrigeration high rotating speed is controlled to be the third refrigeration high rotating speed; when the indoor temperature is not less than the fifth preset value, controlling the refrigeration high rotating speed to be a fourth refrigeration high rotating speed; and the fourth refrigeration high rotating speed is greater than the third refrigeration high rotating speed, and the fifth preset value is greater than the third preset value. When the air conditioner heats, when the indoor temperature is not more than the fourth preset value and is more than the sixth preset value, the heating high rotating speed is controlled to be a third heating high rotating speed; when the indoor temperature is not more than a sixth preset value, controlling the heating high rotating speed to be a fourth heating high rotating speed; and the fourth heating high rotating speed is greater than the third heating high rotating speed, and the fourth preset value is greater than the sixth preset value. Such optimization is within the scope of the present invention.
It is understood that the third cooling high rotation speed, the fourth heating high rotation speed, the third cooling high rotation speed, and the third cooling high rotation speed are all greater than the rotation speed of the centrifugal fan 1. The fifth preset value is greater than the third preset value, and the fourth preset value is greater than the sixth preset value. The specific values of the parameters are set according to actual needs, which is not limited in this embodiment.
Based on the fan device improved by the above embodiment, the embodiment of the present invention further provides a control device of the fan device, and the fan device is the fan device provided by the above embodiment.
Specifically, the control device for the fan device includes: the air conditioner comprises a sensor and a controller, wherein the sensor is used for detecting the indoor temperature of the room where the air conditioner is located; when the air conditioner is used for refrigerating, when the indoor temperature is lower than a first preset value, the controller is used for controlling the rotating speed of the axial flow fan 2 to be a refrigerating low rotating speed; when the air conditioner is used for refrigerating, when the indoor temperature is not less than the first preset value, the controller is used for controlling the rotating speed of the axial flow fan 2 to be a refrigerating high rotating speed; when the air conditioner heats, when the indoor temperature is higher than a second preset value, the controller controls the rotating speed of the axial flow fan 2 to be a heating low rotating speed; when the air conditioner heats, when the indoor temperature is not greater than the second preset value, the controller is used for controlling the rotating speed of the axial flow fan 2 to be a heating high rotating speed.
Wherein, the refrigeration high rotating speed is greater than the refrigeration low rotating speed, and at least one of the refrigeration high rotating speed and the refrigeration low rotating speed is unequal to the rotating speed of the centrifugal fan 1; the high heating rotation speed is greater than the low heating rotation speed, and at least one of the high heating rotation speed and the low heating rotation speed is not equal to the rotation speed of the centrifugal fan 1
It should be noted that, when the air conditioner is refrigerating, when the indoor temperature is less than the first preset value, the rotation speed of the centrifugal fan 1 is the first centrifugal rotation speed; when the indoor temperature is not less than the first preset value, the rotating speed of the centrifugal fan 1 is a second centrifugal rotating speed. Wherein, the first centrifugal rotating speed and the second centrifugal rotating speed can be the same or different. When the difference is not satisfied, at least one of the high cooling rotation speed and the low cooling rotation speed is different from the rotation speed of the centrifugal fan 1, which means that the high cooling rotation speed is different from the second centrifugal rotation speed and/or the low cooling rotation speed is different from the first centrifugal rotation speed.
When the air conditioner heats, when the indoor temperature is higher than a second preset value, the rotating speed of the centrifugal fan 1 is a third centrifugal rotating speed; and when the indoor temperature is not more than the second preset value, the rotating speed of the centrifugal fan 1 is a fourth centrifugal rotating speed. Wherein, the third centrifugal rotating speed and the fourth centrifugal rotating speed can be the same or different. When the difference is not satisfied, at least one of the high heating rotation speed and the low heating rotation speed is different from the rotation speed of the centrifugal fan 1, which means that the high heating rotation speed is different from the fourth centrifugal rotation speed and/or the low heating rotation speed is different from the third centrifugal rotation speed.
Specific values of the first preset value and the second preset value are selected according to actual needs, for example, the first preset value is 16 ℃, the second preset value is 26 ℃, and this embodiment does not limit this. Specific numerical values of the cooling low rotation speed, the cooling high rotation speed, the heating low rotation speed, and the heating high rotation speed are also set according to actual needs, which is not limited in this embodiment.
The control device of the fan device controls the rotating speed of the axial flow fan 2 according to the working mode of the air conditioner, the indoor temperature and the rotating speed of the centrifugal fan 1, so that under the condition of ensuring that the performance of the air conditioner is improved, energy conservation is further realized, and waste is further avoided.
Preferably, when the air conditioner is used for refrigerating, when the indoor temperature is lower than a first preset value, the controller is used for controlling the refrigerating low rotating speed to be the same as the rotating speed of the centrifugal fan 1; when the indoor temperature is not less than the first preset value, the controller is used for controlling the refrigerating high rotating speed to be greater than the rotating speed of the centrifugal fan 1; when the air conditioner heats, when the indoor temperature is higher than a second preset value, the controller is used for controlling the heating low rotating speed to be the same as the rotating speed of the centrifugal fan 1; when the indoor temperature is not more than the second preset value, the controller is used for controlling the heating high rotating speed to be more than the rotating speed of the centrifugal fan 1.
Certainly, when the air conditioner is used for refrigerating, when the indoor temperature is lower than the first preset value, the controller is used for controlling the refrigerating low rotating speed to be lower than the rotating speed of the centrifugal fan 1; when the indoor temperature is not less than the first preset value, the controller is used for controlling the high refrigerating rotating speed to be greater than or equal to the rotating speed of the centrifugal fan 1. Correspondingly, when the air conditioner is selected to heat, when the indoor temperature is higher than a second preset value, the controller is used for controlling the heating low rotating speed to be lower than the rotating speed of the centrifugal fan 1; when the indoor temperature is not more than the second preset value, the controller is used for controlling the heating high rotating speed to be more than or equal to the rotating speed of the centrifugal fan 1.
When the heating high rotation speed of the axial flow fan 2 is greater than the rotation speed of the centrifugal fan 1, the difference between the rotation speed of the axial flow fan 2 and the rotation speed of the centrifugal fan 1 is set according to actual needs.
Further, when the indoor temperature is not less than the first preset value and less than the third preset value, the controller is used for controlling the refrigeration high rotating speed to be a first refrigeration high rotating speed; when the indoor temperature is not less than the third preset value, the controller is used for controlling the rotating speed of the axial flow fan 2 to be a second refrigeration high rotating speed; the second refrigeration high rotating speed is greater than the first refrigeration high rotating speed; when the indoor temperature is not more than the second preset value and is more than the fourth preset value, the controller is used for controlling the heating high rotating speed to be the first heating high rotating speed; when the indoor temperature is not greater than the fourth preset value, the controller is used for controlling the rotating speed of the axial flow fan 2 to be a second heating high rotating speed; wherein the second heating high rotation speed is greater than the first heating high rotation speed.
It is understood that the first cooling high rotation speed, the second heating high rotation speed, the first cooling high rotation speed, and the second cooling high rotation speed are all greater than the rotation speed of the centrifugal fan 1. The third preset value is greater than the first preset value, and the second preset value is greater than the fourth preset value. The specific values of the parameters are set according to actual needs, which is not limited in this embodiment.
In the practical application process, the optimization can be further performed according to the practical requirements, for example, when the indoor temperature is not less than the third preset value and less than the fifth preset value during the air-conditioning refrigeration, the controller is used for controlling the refrigeration high rotating speed to be the third refrigeration high rotating speed; when the indoor temperature is not less than the fifth preset value, the controller is used for controlling the refrigeration high rotating speed to be a fourth refrigeration high rotating speed; and the fourth refrigeration high rotating speed is greater than the third refrigeration high rotating speed, and the fifth preset value is greater than the third preset value. When the air conditioner heats, when the indoor temperature is not more than the fourth preset value and is more than the sixth preset value, the controller is used for controlling the heating high rotating speed to be a third heating high rotating speed; when the indoor temperature is not more than the sixth preset value, the controller is used for controlling the heating high rotating speed to be a fourth heating high rotating speed; and the fourth heating high rotating speed is greater than the third heating high rotating speed, and the fourth preset value is greater than the sixth preset value. Such optimization is within the scope of the present invention.
It is understood that the third cooling high rotation speed, the fourth heating high rotation speed, the third cooling high rotation speed, and the third cooling high rotation speed are all greater than the rotation speed of the centrifugal fan 1. The fifth preset value is greater than the third preset value, and the fourth preset value is greater than the sixth preset value. The specific values of the parameters are set according to actual needs, which is not limited in this embodiment.
Herein, the rotational speed of the axial flow fan 2 is adjusted or controlled by an adjusting device. Specifically, when the adjusting device is the transmission 4, the rotation speed of the axial flow fan 2 is adjusted or controlled by the transmission 4. The rotation speed of the axial flow fan 2 is changed by changing the gear ratio of the transmission 4.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (16)

1. A fan apparatus, comprising: the centrifugal fan comprises a centrifugal fan (1), a regulating device and an axial flow fan (2) arranged in the middle of the centrifugal fan (1); wherein the adjusting device realizes that the rotating speed of the axial flow fan (2) is adjustable relative to the rotating speed of the centrifugal fan (1).
2. A fan unit according to claim 1, characterised in that the centrifugal fan (1) is sheathed on the axial fan (2).
3. A fan unit according to claim 1, characterized in that said centrifugal fan (1) and said axial fan (2) are coaxially arranged.
4. The fan arrangement according to claim 1, characterized in that the adjusting device is a transmission (4), the centrifugal fan (1) being fixedly connected to an input shaft of the transmission (4), and the axial fan (2) being fixedly connected to an output shaft of the transmission (4).
5. The fan arrangement according to claim 4, characterized in that the centrifugal fan (1) is directly fixed to the input shaft of the transmission (4) and the axial fan (2) is directly fixed to the output shaft of the transmission (4).
6. The fan arrangement as claimed in claim 4, characterized in that the transmission (4) is a continuously variable transmission.
7. The fan apparatus according to claim 4, further comprising a driving member (3), wherein the driving member (3) drives an input shaft of the transmission (4) to rotate, and a driving shaft of the driving member (3) is the input shaft of the transmission (4).
8. The fan apparatus as claimed in any one of claims 1 to 7,
when the air conditioner is used for refrigerating, when the indoor temperature is lower than a first preset value, the rotating speed of the axial flow fan (2) is a refrigerating low rotating speed; when the indoor temperature is not less than a first preset value, the rotating speed of the axial flow fan (2) is a refrigerating high rotating speed; wherein the refrigeration high rotating speed is greater than the refrigeration low rotating speed, and at least one of the refrigeration high rotating speed and the refrigeration low rotating speed is not equal to the rotating speed of the centrifugal fan (1);
when the air conditioner heats, when the indoor temperature is higher than a second preset value, the rotating speed of the axial flow fan (2) is a heating low rotating speed; when the indoor temperature is not more than a second preset value, the rotating speed of the axial flow fan (2) is a heating high rotating speed; wherein the heating high rotation speed is greater than the heating low rotation speed, and at least one of the heating high rotation speed and the heating low rotation speed is different from the rotation speed of the centrifugal fan (1).
9. The fan apparatus as claimed in claim 8,
when the air conditioner is used for refrigerating, when the indoor temperature is lower than a first preset value, the refrigerating low rotating speed is the same as the rotating speed of the centrifugal fan (1); when the indoor temperature is not less than a first preset value, the refrigeration high rotating speed is greater than the rotating speed of the centrifugal fan (1);
when the air conditioner heats, when the indoor temperature is higher than a second preset value, the heating low rotating speed is the same as the rotating speed of the centrifugal fan (1); and when the indoor temperature is not more than a second preset value, the heating high rotating speed is more than the rotating speed of the centrifugal fan (1).
10. The fan apparatus as claimed in claim 8,
when the air conditioner is used for refrigerating, when the indoor temperature is not less than a first preset value and is less than a third preset value, the refrigerating high rotating speed is a first refrigerating high rotating speed; when the indoor temperature is not less than a third preset value, the refrigerating high rotating speed is a second refrigerating high rotating speed; wherein the second refrigeration high rotational speed is greater than the first refrigeration high rotational speed;
when the air conditioner heats, when the indoor temperature is not more than a second preset value and is more than a fourth preset value, the heating high rotating speed is a first heating high rotating speed; when the indoor temperature is not more than a fourth preset value, the heating high rotating speed is a second heating high rotating speed; wherein the second heating high rotation speed is greater than the first heating high rotation speed.
11. A method of controlling a fan apparatus as claimed in any one of claims 1 to 7, comprising the steps of:
when the air conditioner is used for refrigerating, when the indoor temperature is lower than a first preset value, the rotating speed of the axial flow fan (2) is controlled to be a refrigerating low rotating speed; when the indoor temperature is not less than a first preset value, controlling the axial flow fan (2) to be at a high refrigeration rotating speed; wherein the refrigeration high rotating speed is greater than the refrigeration low rotating speed, and at least one of the refrigeration high rotating speed and the refrigeration low rotating speed is not equal to the rotating speed of the centrifugal fan (1);
when the air conditioner heats, when the indoor temperature is higher than a second preset value, the rotating speed of the axial flow fan (2) is controlled to be a heating low rotating speed; when the indoor temperature is not more than a second preset value, controlling the rotating speed of the axial flow fan (2) to be a heating high rotating speed; wherein the heating high rotation speed is greater than the heating low rotation speed, and at least one of the heating high rotation speed and the heating low rotation speed is different from the rotation speed of the centrifugal fan (1).
12. The control method according to claim 11,
when the air conditioner is used for refrigerating, when the indoor temperature is lower than a first preset value, the refrigerating low rotating speed is controlled to be the same as the rotating speed of the centrifugal fan (1); when the indoor temperature is not less than a first preset value, controlling the refrigerating high rotating speed to be greater than the rotating speed of the centrifugal fan (1);
when the air conditioner heats, when the indoor temperature is higher than a second preset value, the heating low rotating speed is controlled to be the same as the rotating speed of the centrifugal fan (1); and when the indoor temperature is not more than a second preset value, controlling the heating high rotating speed to be more than the rotating speed of the centrifugal fan (1).
13. The control method according to claim 11,
the steps are as follows: when the air conditioner is used for refrigerating, when the indoor temperature is not less than a first preset value, the rotating speed of the axial flow fan (2) is controlled to be a refrigerating high rotating speed, and the method specifically comprises the following steps:
when the indoor temperature is not less than the first preset value and less than a third preset value, controlling the refrigeration high rotating speed to be a first refrigeration high rotating speed; when the indoor temperature is not less than a third preset value, controlling the refrigerating high rotating speed to be a second refrigerating high rotating speed; wherein the second refrigeration high rotational speed is greater than the first refrigeration high rotational speed;
the steps are as follows: when the air conditioner heats, when the indoor temperature is not more than a second preset value, the rotating speed of the axial flow fan (2) is controlled to be a heating high rotating speed, and the method specifically comprises the following steps:
when the indoor temperature is not more than a second preset value and is more than a fourth preset value, controlling the heating high rotating speed to be a first heating high rotating speed; when the indoor temperature is not more than a fourth preset value, controlling the heating high rotating speed to be a second heating high rotating speed; wherein the second heating high rotation speed is greater than the first heating high rotation speed.
14. A control apparatus of a fan apparatus as claimed in any one of claims 1 to 7, comprising:
the sensor is used for detecting the indoor temperature of the room where the air conditioner is located;
the controller is used for controlling the rotating speed of the axial flow fan (2) to be a refrigerating low rotating speed when the indoor temperature is lower than a first preset value during air conditioning refrigeration; when the air conditioner is used for refrigerating, when the indoor temperature is not less than a first preset value, the rotating speed of the axial flow fan (2) is controlled to be a refrigerating high rotating speed; when the air conditioner heats, when the indoor temperature is higher than a second preset value, the air conditioner is used for controlling the rotating speed of the axial flow fan (2) to be a heating low rotating speed; when the air conditioner heats, when the indoor temperature is not more than a second preset value, the air conditioner is used for controlling the rotating speed of the axial flow fan (2) to be a heating high rotating speed;
wherein the refrigeration high rotating speed is greater than the refrigeration low rotating speed, and at least one of the refrigeration high rotating speed and the refrigeration low rotating speed is not equal to the rotating speed of the centrifugal fan (1); the heating high rotating speed is greater than the heating low rotating speed, and at least one of the heating high rotating speed and the heating low rotating speed is different from the rotating speed of the centrifugal fan (1).
15. The control device according to claim 14,
when the air conditioner is used for refrigerating, when the indoor temperature is lower than a first preset value, the controller is used for controlling the refrigerating low rotating speed to be the same as the rotating speed of the centrifugal fan (1); when the indoor temperature is not less than a first preset value, the controller is used for controlling the refrigerating high rotating speed to be greater than the rotating speed of the centrifugal fan (1);
when the air conditioner heats, when the indoor temperature is higher than a second preset value, the controller is used for controlling the heating low rotating speed to be the same as the rotating speed of the centrifugal fan (1); when the indoor temperature is not more than a second preset value, the controller is used for controlling the heating high rotating speed to be larger than the rotating speed of the centrifugal fan (1).
16. The control device according to claim 14,
when the indoor temperature is not less than the first preset value and less than a third preset value, the controller is used for controlling the refrigeration high rotating speed to be a first refrigeration high rotating speed; when the indoor temperature is not less than a third preset value, the controller is used for controlling the refrigeration high rotating speed to be a second refrigeration high rotating speed; wherein the second refrigeration high rotational speed is greater than the first refrigeration high rotational speed;
when the indoor temperature is not more than a second preset value and is more than a fourth preset value, the controller is used for controlling the heating high rotating speed to be a first heating high rotating speed; when the indoor temperature is not greater than a fourth preset value, the controller is used for controlling the heating high rotating speed to be a second heating high rotating speed; wherein the second heating high rotation speed is greater than the first heating high rotation speed.
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114440202A (en) * 2022-01-25 2022-05-06 桂林智神信息技术股份有限公司 Heat radiation structure and lamp with same

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW563392B (en) * 2000-10-27 2003-11-21 Wen-Hau Juang Fan for fast heat dissipation
KR20050089274A (en) * 2004-03-04 2005-09-08 이동순 Out door machine unifying type portable air conditioner
CN103307713A (en) * 2013-05-28 2013-09-18 广东美的制冷设备有限公司 Method and device for multiple wind grade rotate speed control
CN104405667A (en) * 2014-11-20 2015-03-11 珠海格力电器股份有限公司 Air extraction device and smoke exhauster
CN105258227A (en) * 2015-11-16 2016-01-20 珠海格力电器股份有限公司 Double-blade air supply system and air conditioner
CN105465952A (en) * 2015-12-11 2016-04-06 重庆财信合同能源管理有限公司 Automatic monitoring method and system for bathroom air environmental parameters
CN107939727A (en) * 2017-11-20 2018-04-20 珠海格力电器股份有限公司 Fan assembly and there is its air conditioner
WO2019159069A1 (en) * 2018-02-16 2019-08-22 Камиль МИЛУШЕВ Air conditioning method and device for implementing same
CN110186169A (en) * 2019-06-12 2019-08-30 宁波奥克斯电气股份有限公司 A kind of control method of outdoor fan, device and air conditioner
CN212029721U (en) * 2020-03-02 2020-11-27 青岛海尔空调器有限总公司 Fan device

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW563392B (en) * 2000-10-27 2003-11-21 Wen-Hau Juang Fan for fast heat dissipation
KR20050089274A (en) * 2004-03-04 2005-09-08 이동순 Out door machine unifying type portable air conditioner
CN103307713A (en) * 2013-05-28 2013-09-18 广东美的制冷设备有限公司 Method and device for multiple wind grade rotate speed control
CN104405667A (en) * 2014-11-20 2015-03-11 珠海格力电器股份有限公司 Air extraction device and smoke exhauster
CN105258227A (en) * 2015-11-16 2016-01-20 珠海格力电器股份有限公司 Double-blade air supply system and air conditioner
CN105465952A (en) * 2015-12-11 2016-04-06 重庆财信合同能源管理有限公司 Automatic monitoring method and system for bathroom air environmental parameters
CN107939727A (en) * 2017-11-20 2018-04-20 珠海格力电器股份有限公司 Fan assembly and there is its air conditioner
WO2019159069A1 (en) * 2018-02-16 2019-08-22 Камиль МИЛУШЕВ Air conditioning method and device for implementing same
CN110186169A (en) * 2019-06-12 2019-08-30 宁波奥克斯电气股份有限公司 A kind of control method of outdoor fan, device and air conditioner
CN212029721U (en) * 2020-03-02 2020-11-27 青岛海尔空调器有限总公司 Fan device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114440202A (en) * 2022-01-25 2022-05-06 桂林智神信息技术股份有限公司 Heat radiation structure and lamp with same
CN114440202B (en) * 2022-01-25 2023-08-08 桂林智神信息技术股份有限公司 Heat radiation structure and lamp with same

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