CN111927799A - Solar fan and air conditioner - Google Patents
Solar fan and air conditioner Download PDFInfo
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- CN111927799A CN111927799A CN202010773093.7A CN202010773093A CN111927799A CN 111927799 A CN111927799 A CN 111927799A CN 202010773093 A CN202010773093 A CN 202010773093A CN 111927799 A CN111927799 A CN 111927799A
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- fan
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- motor
- controlling
- light sensation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/06—Units comprising pumps and their driving means the pump being electrically driven
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- 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
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- 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
- F04D27/007—Conjoint control of two or more different functions
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/40—Casings; Connections of working fluid
- F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
- F04D29/44—Fluid-guiding means, e.g. diffusers
- F04D29/441—Fluid-guiding means, e.g. diffusers especially adapted for elastic fluid pumps
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
- H02J7/35—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
Abstract
The application relates to a solar fan and an air conditioner, and belongs to the technical field of fans. The application includes: the wind guide part and the fan blades are arranged in the wind guide part; a plurality of magnets which surround the fan blades and are arranged at intervals are formed on the air guide part; the solar fan comprises a fan blade, a wind guide part, a solar power generation module, an electromagnetic coil, a motor and a fan blade, wherein the solar power generation module is formed on each blade of the fan blade, the electromagnetic coil is formed on the outer edge of each blade close to the wind guide part, the solar power generation module is used for converting light energy into electric energy and supplying the electric energy to the electromagnetic coil, the electromagnetic coil can generate a magnetic field which is repulsive to the magnetic field of the magnet, and when the magnetic field of the electromagnetic coil and the magnetic field of the magnet form repulsive force, the fan blade is rotated.
Description
Technical Field
The application belongs to the technical field of fans, and particularly relates to a solar fan and an air conditioner.
Background
In the related art, solar energy can be used to obtain electric energy, and then the electric energy is provided for an electric device, and further in the related art, some fans are provided with solar power generation modules to obtain the electric energy. Conventionally, a solar panel is mounted on the outer casing of the fan, for example, in the patent-solar exhaust fan structure (application number: CN201020275589.3), a solar chipset is directly mounted on the cover plate above the wind guide pipe of the fan.
In the technical field of air conditioners, an air conditioner outdoor unit radiates heat through a fan, and the top-outlet air conditioner outdoor unit is generally arranged on the roof of a factory building or an office building or on an open ground, and the position has the characteristic that a large amount of illumination conditions exist in a direct sunlight place, so that the solar power generation module is feasible to obtain electric energy. Referring to fig. 1, fig. 1 is a schematic structural diagram of a top-outlet air-conditioning outdoor unit in the related art according to an exemplary embodiment, and as shown in fig. 1, a fan outlet is disposed at the top of the top-outlet air-conditioning outdoor unit, as a feasible solution, a solar cell panel may be disposed above the fan outlet in an overhead manner by using a design manner of a solar exhaust fan structure (application number: CN201020275589.3) as described in the above patent, but under the design concept, the exhaust air of the fan may be blocked, and further, the heat dissipation of the air-conditioning outdoor unit may be adversely affected.
Thus, in some specific product applications, further improvements are needed around the wind turbine that is configured with the solar power generation module.
Disclosure of Invention
In order to overcome the problems in the related art at least to a certain extent, the application provides a solar fan and an air conditioner, and aims to provide the solar fan which can not be powered by a motor.
In order to achieve the purpose, the following technical scheme is adopted in the application:
in a first aspect,
the application provides a solar fan, includes: the wind guide part and the fan blades are arranged in the wind guide part;
a plurality of magnets which surround the fan blades and are arranged at intervals are formed on the wind guide part;
the fan blade comprises a wind guide part, a blade, a solar power generation module and an electromagnetic coil, wherein the wind guide part is arranged at the outer edge of the blade, the solar power generation module is used for converting light energy into electric energy and supplying the electric energy to the electromagnetic coil, the electromagnetic coil can generate a magnetic field repelling to the magnetic field of the magnet, and the blade is rotated when the magnetic field of the electromagnetic coil and the magnetic field of the magnet form a repelling force.
Further, the magnet is provided on the air guide portion: the magnet is not aligned with the central axis of the fan blade.
Furthermore, a bearing part which surrounds the fan blade and is periodically distributed and used for configuring the magnet is formed on the inner side of the wind guide part.
Further, the solar power generation module includes: the solar energy conversion device comprises a solar panel and a current generator, wherein the solar panel converts light energy into electric energy and provides the electric energy to the electromagnetic coil through the current generator.
Further, the solar fan further comprises: and the motor is coaxially connected with the fan blade.
In a second aspect of the present invention,
the application provides an air conditioner, includes: the outdoor unit is provided with the solar fan with the motor, a light intensity sensor and a temperature sensor;
the controller is configured to: the method comprises the steps of obtaining light sensation intensity, outdoor temperature and air conditioner starting load rate, and controlling the operation of the solar fan according to the light sensation intensity, the outdoor temperature and the air conditioner starting load rate.
Further, the controlling the operation of the solar fan according to the light sensation intensity, the outdoor temperature and the air conditioner starting load factor comprises:
and judging whether the light sensation strength, the outdoor temperature and the air conditioner starting load rate simultaneously meet the entering condition of a light sensation automatic control mode, if so, controlling the solar fan to operate according to the light sensation automatic control mode, wherein the light sensation automatic control mode is to stop supplying power to the motor, converting light energy into electric energy by using the solar power generation module and supplying the electric energy to the electromagnetic coil, so that the electromagnetic coil generates a magnetic field which is repulsive to the magnetic field of the magnet on the air guide part, and the fan blade rotates.
Further, the operation of the solar fan is controlled according to the light sensation automatic control mode, and the method comprises the following steps:
and controlling the motor to operate for a preset time, stopping supplying power to the motor, converting light energy into electric energy by using the solar power generation module and supplying the electric energy to the electromagnetic coil, so that the electromagnetic coil generates a magnetic field repulsive to the magnetic field of the magnet on the air guide part, the fan blades rotate, and other operating parts maintain the original control.
Further, the controlling the motor to operate for a preset time period includes:
if the motor is started for the first time, the motor is controlled to operate for the preset time length according to the preset frequency, and if the motor is operating, the motor is controlled to continue to operate for the preset time length according to the current operating frequency.
Further, the controlling the solar fan according to the light sensation intensity, the outdoor temperature and the air conditioner starting load factor further comprises:
and after the solar fan is controlled to operate according to the light sensation automatic control mode, acquiring operation data of a preset monitoring item, judging whether exit conditions of the light sensation automatic control mode are met or not according to the operation data of the preset monitoring item, if so, controlling the solar fan to operate to exit the light sensation automatic control mode, simultaneously restoring power supply to the motor, and controlling the motor according to the operation data of the preset monitoring item.
Further, the judging whether the exit condition of the light sensation automatic control mode is met or not according to the operation data of the preset monitoring item, if so, controlling the solar fan to operate to exit the light sensation automatic control mode, simultaneously recovering power supply to the motor, and controlling the motor according to the operation data of the preset monitoring item, and the method comprises the following steps:
wherein, the operation data of the preset monitoring item comprises: system high pressure, rate of change of increase of the system startup load rate, the outdoor temperature, and the light sensation intensity;
when the high voltage of the system is greater than or equal to a corresponding preset exit threshold value, controlling the solar fan to operate to exit the light sensation automatic control mode, simultaneously recovering power supply to the motor, and controlling the motor to operate at the highest operation frequency; alternatively, the first and second electrodes may be,
when the increasing change rate of the system starting load rate is larger than or equal to a corresponding preset exit threshold value, controlling the solar fan to operate to exit the light sensation automatic control mode, simultaneously recovering power supply to the motor, and controlling the motor to operate according to a preset target high voltage; alternatively, the first and second electrodes may be,
when the outdoor temperature is greater than or equal to a corresponding preset exit threshold value, controlling the solar fan to operate to exit the light sensation automatic control mode, simultaneously recovering power supply to the motor, and controlling the motor to operate according to the preset target high voltage; alternatively, the first and second electrodes may be,
and when the light sensation intensity is smaller than or equal to a corresponding preset exit threshold value, controlling the solar fan to operate to exit the light sensation automatic control mode, simultaneously recovering power supply to the motor, and controlling the motor to operate according to the preset target high voltage.
This application adopts above technical scheme, possesses following beneficial effect at least:
this application is through the solar energy power generation module of integrating on the fan blade, realize the integrated improvement of fan configuration solar energy power generation module, on this basis, still integrate solenoid on the fan blade and around fan blade configuration magnet in wind-guiding portion, solar energy power generation module converts light energy into the electric energy and provides solenoid, make solenoid produce the magnetic field, the magnetic field that utilizes solenoid to form produces repulsion with the magnetic field that the magnet formed, make the fan blade rotate, thereby realize providing a solar energy fan that can not provide power through the motor, in order to use when the top air-out equipment like the outer machine of top air-out air conditioner, can realize not influencing the business turn over wind of fan when utilizing solar energy through the mode of this application.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.
Drawings
In order to more clearly illustrate the embodiments of the present application 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 some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural view illustrating a top-outlet air-conditioning outdoor unit according to an exemplary embodiment;
FIG. 2 is a schematic illustration of a front view of a solar fan according to an exemplary embodiment;
FIG. 3 is an enlarged partial schematic view at A of FIG. 2;
FIG. 4 is a schematic side view of a solar fan according to an exemplary embodiment;
FIG. 5 is a schematic side view of a solar fan according to another exemplary embodiment;
fig. 6 is a block diagram configuration diagram illustrating an air conditioner according to an exemplary embodiment.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the technical solutions of the present application will be described in detail below. It is to be understood that the embodiments described are only a few embodiments of the present application and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without making any creative effort, shall fall within the protection scope of the present application.
Referring to fig. 2 to 4, fig. 2 is a schematic front structural view of a solar fan according to an exemplary embodiment, fig. 3 is an enlarged part schematic view of a portion a in fig. 2, fig. 4 is a schematic side structural view of the solar fan according to an exemplary embodiment, and as shown in fig. 2 to 4, the solar fan 11 includes:
the wind guide part 101 and the fan blade 102 arranged in the wind guide part 101;
a plurality of magnets 103 which surround the fan blades 102 and are arranged at intervals are formed on the wind guide part 101;
each blade of the fan blade 102 is formed with a solar power generation module 104, and an electromagnetic coil 105 is formed on the outer edge of each blade close to the air guide part 101, the solar power generation module 104 is used for converting light energy into electric energy and providing the electric energy to the electromagnetic coil 105, the electromagnetic coil 105 can generate a magnetic field which is repulsive to the magnetic field of the magnet 103, and when the magnetic field of the electromagnetic coil 105 and the magnetic field of the magnet 103 form a repulsive force, the fan blade 102 is rotated.
Specifically, as shown in fig. 1, the top-outlet air-conditioning outdoor unit has a fan on the top of the outdoor unit, and blades 102 of the fan have a condition of absorbing solar energy during rotation, in a specific product of the top-outlet air-conditioning outdoor unit, the blades 102 have a large size (intuitively, the fan outlet occupies most area of the top), the solar power generation module 104 is integrated on the blades 102 to obtain electric energy enough to drive the blades 102 to rotate, on the basis, electromagnetic coils 105 are integrated on the outer edges of the blades 102 close to the air guide part 101, and magnets 103 (permanent magnets 103 may be used in specific applications) are arranged on the air guide part 101 around the blades 102, the solar power generation module 104 converts the optical energy into the electric energy and provides the electric energy to the electromagnetic coils 105, so that the electromagnetic coils 105 generate a magnetic field repulsive with the magnetic field of the magnets 103, and the magnetic field formed by the electromagnetic coils 105 and the magnetic field formed by the magnets, the fan blades 102 are rotated, so that the solar fan 11 which can not provide power through a motor is realized, and when the top air outlet device such as a top air outlet air conditioner external unit is applied, the air inlet and outlet of the fan can not be influenced when solar energy is utilized.
Referring to fig. 2, in an embodiment, the magnet 103 is disposed on the wind guiding portion 101: the magnet 103 is not aligned with the central axis of the fan blade 102.
Specifically, the magnet 103 is not arranged right opposite to the central axis of the fan blade 102, and when the magnetic field of the electromagnetic coil 105 and the magnetic field of the magnet 103 form a repulsive force, the repulsive force forms a toggle force for the fan blade 102, so that the rotation of the fan blade 102 can be better promoted in this aspect.
Referring to fig. 2, in an embodiment, a bearing portion 1001 surrounding the fan blade 102 and periodically distributed for disposing the magnet 103 is formed on an inner side of the wind guiding portion 101.
Specifically, the bearing parts 1001 which surround the fan blade 102 and are periodically distributed are formed on the inner side of the air guiding part 101, and the magnets 103 are arranged in the bearing parts 1001 in a one-to-one correspondence manner, so that the magnets 103 are periodically distributed to surround the fan blade 102, and further, the process that the electromagnetic coil 105 forms a repulsive force with the magnets 103 has periodic bearing performance, which is beneficial to avoiding inconsistency or loss of repulsive force effect, and thus, the rotation of the fan blade 102 can be better promoted in this respect.
Referring to fig. 2-4, in one embodiment, the solar power module 104 includes: a solar panel 104a and a current generator 104b, wherein the solar panel 104a converts light energy into electric energy and supplies the electric energy to the electromagnetic coil 105 through the current generator 104 b.
Specifically, the solar panel 104a may be inflexible, may be formed in a smaller area and disposed on the blade 102 (specifically, as shown in fig. 2), and the solar panel 104a may be flexible and directly attached to the curved surface of the blade 102.
Referring to fig. 5, fig. 5 is a schematic side view of a solar fan according to another exemplary embodiment, and as shown in fig. 5, the solar fan 11 further includes: and the motor 106 is coaxially connected with the fan blade 102.
Specifically, the solar fan 11 can have two control modes, that is, the solar power generation module 104 converts light energy into electric energy and supplies the electric energy to the electromagnetic coil 105 without providing power by the motor 106, so that the electromagnetic coil 105 generates a magnetic field repulsive to the magnetic field of the magnet 103 to drive the fan 102 to rotate, or the motor 106 can drive the fan 102 to rotate.
Referring to fig. 6, fig. 6 is a schematic block diagram illustrating an air conditioner according to an exemplary embodiment, and as shown in fig. 6, the air conditioner includes: an outdoor unit 1, a plurality of indoor units 2, and a controller 3, wherein the outdoor unit 1 is provided with the solar fan 11 having the motor 106, the light intensity sensor 12, and the temperature sensor 13;
the controller 3 is configured to: the method comprises the steps of obtaining light sensation intensity, outdoor temperature and air conditioner starting load rate, and controlling the operation of the solar fan 11 according to the light sensation intensity, the outdoor temperature and the air conditioner starting load rate.
Specifically, in practical application, the above-mentioned scheme may be applied to a multi-split air conditioner, and the scheme controls the solar fan 11 with the motor 106, and analyzes and determines whether to provide power through the motor 106, but to convert light energy into electric energy by using the solar power generation module 104 and provide the electric energy to the electromagnetic coil 105 through light sensation intensity, outdoor temperature and air conditioner startup load rate, so that the electromagnetic coil 105 generates a magnetic field repulsive to the magnetic field of the magnet 103 to drive the fan blade 102 to rotate, or to drive the fan blade 102 to rotate through the motor 106. Through the switching of the decision selection, the utility power consumption of the fan can be reduced by utilizing solar energy, and the operation reliability of the whole machine can be ensured.
In one embodiment, the controlling the operation of the solar fan 11 according to the light sensation intensity, the outdoor temperature and the air conditioner on load factor includes:
and judging whether the light sensation intensity, the outdoor temperature and the air conditioner starting load rate simultaneously meet the entering condition of a light sensation automatic control mode, if so, controlling the solar fan 11 to operate according to the light sensation automatic control mode, wherein the light sensation automatic control mode is to stop supplying power to the motor 106, converting light energy into electric energy by using the solar power generation module 104 and supplying the electric energy to the electromagnetic coil 105, so that the electromagnetic coil 105 generates a magnetic field which is repulsive to the magnetic field of the magnet 103 on the wind guide part 101, and the fan blade 102 rotates.
Specifically, the solar energy is utilized to reduce the commercial power energy consumption of the fan in the light sensation automatic control mode, and the entering condition can be as follows:
the light sensation intensity is more than or equal to X1 cd;
the temperature of the outer ring is less than or equal to X2 ℃;
the starting load rate of the unit is less than or equal to X3%;
the three condition formulas are required to be satisfied simultaneously, and the control can be carried out in a light sensation automatic control mode. The three threshold values for X1, X2, and X3 may be set according to the trial or user specific requirements. The entering of the light sensing automatic control mode is judged according to the light sensing intensity, the outdoor temperature and the air conditioner starting load rate, on the premise that the reliability of the unit operation is preferentially guaranteed, the solar power generation module 104 is used for converting light energy into electric energy and supplying the electric energy to the electromagnetic coil 105, the electromagnetic coil 105 is enabled to generate a magnetic field which is repulsive to the magnetic field of the magnet 103 on the air guide part 101, the fan blades 102 are enabled to rotate, and the reduction of the commercial power energy consumption of the fan is achieved.
In one embodiment, the controlling the operation of the solar fan 11 according to the light sensation automatic control mode includes:
the motor 106 is controlled to operate for a preset time, then the power supply of the motor 106 is stopped, meanwhile, the solar power generation module 104 is utilized to convert light energy into electric energy and supply the electric energy to the electromagnetic coil 105, so that the electromagnetic coil 105 generates a magnetic field which is repulsive to the magnetic field of the magnet 103 on the wind guide part 101, the fan blade 102 is further rotated, and other operating components are kept under original control.
Specifically, the above scheme belongs to the initial stage of the light sensation automatic control mode, the fan motor 106 is controlled to operate for a preset time, after the power supply to the motor 106 is stopped, the fan rotates according to the inertia, and it can be ensured that the solar power generation module 104 is utilized to convert the light energy into the electric energy and provide the electric energy to the electromagnetic coil 105, so that the electromagnetic coil 105 generates a magnetic field which is repulsive to the magnetic field of the magnet 103 on the air guide part 101, and the fan blade 102 can rotate smoothly.
For other operating components, such as other components of the compressor and electronic expansion valve, the original control is maintained.
In one embodiment, the controlling the motor 106 to operate for a preset time period includes:
if the motor 106 is started for the first time, the motor 106 is controlled to operate for the preset time length according to the preset frequency, and if the motor 106 is operating, the motor 106 is controlled to continue to operate for the preset time length according to the current operating frequency.
The preset operation duration may be a duration that the operation is required to be maintained for 30 seconds according to the current operation frequency, and if the operation is started for the first time, the active power supply to the motor 106 is stopped after the operation is started for 30 seconds according to 30 HZ.
In one embodiment, the controlling the solar fan 11 according to the light sensation intensity, the outdoor temperature and the air conditioner starting load rate further includes:
after the solar fan 11 is controlled to operate according to the light sensation automatic control mode, operation data of a preset monitoring item is obtained, whether exit conditions of the light sensation automatic control mode are met is judged according to the operation data of the preset monitoring item, if the exit conditions of the light sensation automatic control mode are met, the solar fan 11 is controlled to operate and exit the light sensation automatic control mode, power supply of the motor 106 is restored, and the motor 106 is controlled according to the operation data of the preset monitoring item.
Specifically, the scheme belongs to a monitoring stage of the light sensation automatic control mode, so that the exit time of the light sensation automatic control mode is monitored, and the running reliability of the unit is guaranteed.
In one embodiment, the determining whether the exit condition of the light sensation automatic control mode is met according to the operation data of the preset monitoring item, and if so, controlling the solar fan 11 to exit the light sensation automatic control mode and simultaneously recover power supply to the motor 106, and controlling the motor 106 according to the operation data of the preset monitoring item includes:
wherein, the operation data of the preset monitoring item comprises: system high pressure, rate of change of increase of the system startup load rate, the outdoor temperature, and the light sensation intensity;
when the system high voltage is greater than or equal to a corresponding preset exit threshold value, controlling the solar fan 11 to operate and exit the light sensation automatic control mode, simultaneously recovering power supply to the motor 106, and controlling the motor 106 to operate at the highest operation frequency; alternatively, the first and second electrodes may be,
when the increasing change rate of the system startup load rate is greater than or equal to the corresponding preset exit threshold, controlling the solar fan 11 to operate and exit the light sensation automatic control mode, simultaneously recovering power supply to the motor 106, and controlling the motor 106 to operate according to a preset target high voltage; alternatively, the first and second electrodes may be,
when the outdoor temperature is greater than or equal to a corresponding preset exit threshold value, controlling the solar fan 11 to operate to exit the light sensation automatic control mode, simultaneously recovering power supply to the motor 106, and controlling the motor 106 to operate according to the preset target high voltage; alternatively, the first and second electrodes may be,
when the light sensation intensity is smaller than or equal to the corresponding preset exit threshold, the solar fan 11 is controlled to operate to exit the light sensation automatic control mode, power supply is restored to the motor 106 at the same time, and the motor 106 is controlled to operate according to the preset target high voltage.
Specifically, the entry and exit conditions may be as follows: when the high pressure of the system module is more than or equal to X4Pa, the control is required to be quitted and the rotating speed of the fan is controlled according to the highest operating frequency; or, when the increase change rate of the system startup load rate is more than or equal to X5%, if the change rate is more than or equal to X5%, the control is quitted, and the fan rotating speed is controlled according to the actual high pressure and the target high pressure; alternatively, when the outer ring temperature is ≧ X6 deg.C, such as 42 deg.C. The control is quitted, and the rotating speed of the fan is controlled according to the actual high pressure and the target high pressure; or when the light sensation intensity is less than or equal to X7cd, the control is quitted, and the fan rotating speed is controlled according to the actual high pressure and the target high pressure. If any one of the four condition formulas is only needed to be satisfied, the light-sensing automatic control mode is exited, the power supply of the motor 106 is recovered, and the motor 106 is controlled according to the operation data of the preset monitoring item, so that the reliability of the operation of the unit is ensured.
The five threshold values for X4, X5, X6, X7 and the target high voltage may be set according to a test or a user's specific requirement.
It is understood that the same or similar parts in the above embodiments may be mutually referred to, and the same or similar parts in other embodiments may be referred to for the content which is not described in detail in some embodiments.
It should be noted that, in the description of the present application, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In addition, in the description of the present application, the meaning of "plurality" means at least two unless otherwise specified.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present; when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, and further, as used herein, connected may include wirelessly connected; the term "and/or" is used to include any and all combinations of one or more of the associated listed items.
Any process or method descriptions in flow charts or otherwise described herein may be understood as: represents modules, segments or portions of code which include one or more executable instructions for implementing specific logical functions or steps of a process, and the scope of the preferred embodiments of the present application includes other implementations in which functions may be executed out of order from that shown or discussed, including substantially concurrently or in reverse order, depending on the functionality involved, as would be understood by those reasonably skilled in the art of the embodiments of the present application.
It should be understood that portions of the present application may be implemented in hardware, software, firmware, or a combination thereof. In the above embodiments, the various steps or methods may be implemented in software or firmware stored in memory and executed by a suitable instruction execution system. For example, if implemented in hardware, as in another embodiment, any one or combination of the following techniques, which are known in the art, may be used: a discrete logic circuit having a logic gate circuit for implementing a logic function on a data signal, an application specific integrated circuit having an appropriate combinational logic gate circuit, a Programmable Gate Array (PGA), a Field Programmable Gate Array (FPGA), or the like.
It will be understood by those skilled in the art that all or part of the steps carried by the method for implementing the above embodiments may be implemented by hardware related to instructions of a program, which may be stored in a computer readable storage medium, and when the program is executed, the program includes one or a combination of the steps of the method embodiments.
In addition, functional units in the embodiments of the present application may be integrated into one processing module, or each unit may exist alone physically, or two or more units are integrated into one module. The integrated module can be realized in a hardware mode, and can also be realized in a software functional module mode. The integrated module, if implemented in the form of a software functional module and sold or used as a stand-alone product, may also be stored in a computer readable storage medium.
The storage medium mentioned above may be a read-only memory, a magnetic or optical disk, etc.
In the description herein, reference to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Although embodiments of the present application have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present application, and that variations, modifications, substitutions and alterations may be made to the above embodiments by those of ordinary skill in the art within the scope of the present application.
Claims (11)
1. A solar fan, comprising: the wind guide part and the fan blades are arranged in the wind guide part; it is characterized in that the preparation method is characterized in that,
a plurality of magnets which surround the fan blades and are arranged at intervals are formed on the wind guide part;
the fan blade comprises a wind guide part, a blade, a solar power generation module and an electromagnetic coil, wherein the wind guide part is arranged at the outer edge of the blade, the solar power generation module is used for converting light energy into electric energy and supplying the electric energy to the electromagnetic coil, the electromagnetic coil can generate a magnetic field repelling to the magnetic field of the magnet, and the blade is rotated when the magnetic field of the electromagnetic coil and the magnetic field of the magnet form a repelling force.
2. The solar fan of claim 1, wherein the magnet is disposed on the wind-guiding portion as: the magnet is not aligned with the central axis of the fan blade.
3. The solar fan as claimed in claim 1, wherein a bearing portion surrounding the fan blade and periodically distributed for configuring the magnet is formed on the inner side of the wind guide portion.
4. The solar wind turbine of claim 1, wherein the solar power module comprises: the solar energy conversion device comprises a solar panel and a current generator, wherein the solar panel converts light energy into electric energy and provides the electric energy to the electromagnetic coil through the current generator.
5. The solar fan of any of claims 1-4, further comprising: and the motor is coaxially connected with the fan blade.
6. An air conditioner, comprising: an outdoor unit provided with the solar blower fan, the light intensity sensor, and the temperature sensor of claim 5, a plurality of indoor units, and a controller;
the controller is configured to: the method comprises the steps of obtaining light sensation intensity, outdoor temperature and air conditioner starting load rate, and controlling the operation of the solar fan according to the light sensation intensity, the outdoor temperature and the air conditioner starting load rate.
7. The air conditioner according to claim 6, wherein the controlling of the operation of the solar fan according to the light sensation intensity, the outdoor temperature and the air conditioner turn-on load factor comprises:
and judging whether the light sensation strength, the outdoor temperature and the air conditioner starting load rate simultaneously meet the entering condition of a light sensation automatic control mode, if so, controlling the solar fan to operate according to the light sensation automatic control mode, wherein the light sensation automatic control mode is to stop supplying power to the motor, converting light energy into electric energy by using the solar power generation module and supplying the electric energy to the electromagnetic coil, so that the electromagnetic coil generates a magnetic field which is repulsive to the magnetic field of the magnet on the air guide part, and the fan blade rotates.
8. The air conditioner according to claim 7, wherein the controlling the solar fan to operate in the light sensation auto-control mode includes:
and controlling the motor to operate for a preset time, stopping supplying power to the motor, converting light energy into electric energy by using the solar power generation module and supplying the electric energy to the electromagnetic coil, so that the electromagnetic coil generates a magnetic field repulsive to the magnetic field of the magnet on the air guide part, the fan blades rotate, and other operating parts maintain the original control.
9. The air conditioner according to claim 8, wherein the controlling the motor to operate for a preset time period comprises:
if the motor is started for the first time, the motor is controlled to operate for the preset time length according to the preset frequency, and if the motor is operating, the motor is controlled to continue to operate for the preset time length according to the current operating frequency.
10. The air conditioner according to claim 8 or 9, wherein the controlling the solar fan according to the light sensation intensity, the outdoor temperature, and the air conditioner turn-on duty ratio further comprises:
and after the solar fan is controlled to operate according to the light sensation automatic control mode, acquiring operation data of a preset monitoring item, judging whether exit conditions of the light sensation automatic control mode are met or not according to the operation data of the preset monitoring item, if so, controlling the solar fan to operate to exit the light sensation automatic control mode, simultaneously restoring power supply to the motor, and controlling the motor according to the operation data of the preset monitoring item.
11. The air conditioner according to claim 10, wherein the determining whether the exit condition of the light sensation automatic control mode is met according to the operation data of the preset monitoring item, and if so, controlling the solar fan to operate to exit the light sensation automatic control mode and simultaneously recover power supply to the motor, and controlling the motor according to the operation data of the preset monitoring item comprises:
wherein, the operation data of the preset monitoring item comprises: system high pressure, rate of change of increase of the system startup load rate, the outdoor temperature, and the light sensation intensity;
when the high voltage of the system is greater than or equal to a corresponding preset exit threshold value, controlling the solar fan to operate to exit the light sensation automatic control mode, simultaneously recovering power supply to the motor, and controlling the motor to operate at the highest operation frequency; alternatively, the first and second electrodes may be,
when the increasing change rate of the system starting load rate is larger than or equal to a corresponding preset exit threshold value, controlling the solar fan to operate to exit the light sensation automatic control mode, simultaneously recovering power supply to the motor, and controlling the motor to operate according to a preset target high voltage; alternatively, the first and second electrodes may be,
when the outdoor temperature is greater than or equal to a corresponding preset exit threshold value, controlling the solar fan to operate to exit the light sensation automatic control mode, simultaneously recovering power supply to the motor, and controlling the motor to operate according to the preset target high voltage; alternatively, the first and second electrodes may be,
and when the light sensation intensity is smaller than or equal to a corresponding preset exit threshold value, controlling the solar fan to operate to exit the light sensation automatic control mode, simultaneously recovering power supply to the motor, and controlling the motor to operate according to the preset target high voltage.
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| CN202010773093.7A CN111927799A (en) | 2020-08-04 | 2020-08-04 | Solar fan and air conditioner |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010773093.7A CN111927799A (en) | 2020-08-04 | 2020-08-04 | Solar fan and air conditioner |
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