CN107257590A - control method and cooking appliance - Google Patents
control method and cooking appliance Download PDFInfo
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- CN107257590A CN107257590A CN201710458981.8A CN201710458981A CN107257590A CN 107257590 A CN107257590 A CN 107257590A CN 201710458981 A CN201710458981 A CN 201710458981A CN 107257590 A CN107257590 A CN 107257590A
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- output voltage
- voltage
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- power
- control
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B6/00—Heating by electric, magnetic or electromagnetic fields
- H05B6/64—Heating using microwaves
- H05B6/66—Circuits
- H05B6/666—Safety circuits
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B6/00—Heating by electric, magnetic or electromagnetic fields
- H05B6/64—Heating using microwaves
- H05B6/66—Circuits
- H05B6/68—Circuits for monitoring or control
- H05B6/687—Circuits for monitoring or control for cooking
-
- 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
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Control Of Electric Motors In General (AREA)
- Control Of Positive-Displacement Air Blowers (AREA)
Abstract
The invention discloses a kind of control method, for controlling ac fan, ac fan is connected by switch with AC power.The control method includes：Detect the output voltage of AC power；Judge whether output voltage is more than or equal to predetermined voltage；Switched with when output voltage is more than or equal to predetermined voltage according to output voltage control to cause the input voltage of ac fan as predetermined voltage.In addition, the invention also discloses a kind of cooking appliance.The control method and cooking appliance of the present invention is switched according to the output voltage control of AC power to cause the input voltage of ac fan as predetermined voltage, so as to control ac fan to be operated with predetermined voltage to provide suitable air-cooled amount.
Description
Technical field
The present invention relates to household electrical appliance, more particularly to a kind of control method and cooking appliance.
Background technology
In the related art, frequency-conversion microwave oven constant power output typically when input voltage is higher, relatively low in input voltage
When Constant current output, cause frequency converter when input voltage changes, the heat that power output is basically unchanged and produced is basic
Equally, it is therefore desirable to which the air-cooled amount of identical is cooled down to ensure frequency converter normal work to frequency converter, and frequency-conversion microwave oven
Ac fan is general when input voltage is relatively low, and not enough, air-cooled amount is not enough for ac fan rotating speed；When input voltage is higher, hand over
Flow fan rotating speed is too fast, produces larger noise.
The content of the invention
Embodiments of the present invention provide a kind of control method and cooking appliance.
A kind of control method of embodiments of the present invention, for controlling ac fan, the ac fan passes through switch
It is connected with AC power, the control method includes：
Detect the output voltage of the AC power；
Judge whether the output voltage is more than or equal to predetermined voltage；With
The output voltage be more than or equal to the predetermined voltage when according to the output voltage control switch so that
The input voltage for obtaining the ac fan is the predetermined voltage.
In some embodiments, the predetermined voltage is 0.8 times of rated voltage of the ac fan.
In some embodiments, it is described the output voltage be more than or equal to the predetermined voltage when according to the output
Voltage controls the switch using so that the input voltage of the ac fan includes as predetermined voltage：
Delay time is obtained according to the output voltage of the AC power；
In the delay time after the output voltage zero passage of the AC power, switched off described in control；With
After the delay time after the output voltage zero passage of the AC power, the switch is controlled to be closed so that
The output voltage of the AC power as the ac fan input voltage.
In some embodiments, the control method includes：
Switched off when the output voltage is less than the predetermined voltage described in prompting brownout or control so that institute
Ac fan is stated to be stopped.
In some embodiments, the output voltage of the detection AC power includes：
The output voltage of the AC power is detected according to predetermined period.
A kind of cooking appliance of embodiments of the present invention, including control device and ac fan, the ac fan lead to
Cross switch to be connected with AC power, the control device includes：
Detection module, the detection module is used for the output voltage for detecting the AC power；
Judge module, the judge module is used to judge whether the output voltage is more than or equal to predetermined voltage；With
First control module, first control module is used for when the output voltage is more than or equal to the predetermined voltage
The input voltage to cause the ac fan is switched according to the output voltage control as the predetermined voltage.
In some embodiments, the predetermined voltage is 0.8 times of rated voltage of the ac fan.
In some embodiments, first control module includes：
Processing unit, the processing unit is used to obtain delay time according to the output voltage of the AC power；
First control unit, first control unit is used for described in after the output voltage zero passage of the AC power
In delay time, switched off described in control；With
Second control unit, second control unit is used for described in after the output voltage zero passage of the AC power
After delay time, the switch is controlled to be closed so that the output voltage of the AC power is used as the input of the ac fan
Voltage.
In some embodiments, the control device includes：
Second control module, second control module is used to point out when the output voltage is less than the predetermined voltage
Switched off described in brownout or control so that the ac fan is stopped.
In some embodiments, the detection module is used for the output electricity that the AC power is detected according to predetermined period
Pressure.
A kind of cooking appliance of embodiments of the present invention, including：
Ac fan；With
One or more processors；
Memory；And
One or more programs, wherein one or more of programs are stored in the memory, and are configured
By one or more of computing devices, described program is used for the instruction for performing the control method.
The control method and cooking appliance of embodiment of the present invention according to the output voltage control of AC power switch so that
The input voltage for obtaining ac fan is predetermined voltage, so that it is suitable to provide to control ac fan to be operated with predetermined voltage
Air-cooled amount.
The additional aspect and advantage of the present invention will be set forth in part in the description, and will partly become from the following description
Obtain substantially, or recognized by the practice of the present invention.
Brief description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention will become from description of the accompanying drawings below to embodiment is combined
Obtain substantially and be readily appreciated that, wherein：
Fig. 1 is the schematic flow sheet of the control method of embodiment of the present invention；
Fig. 2 is the cooking appliance of embodiment of the present invention and the connection diagram of AC power；
Fig. 3 is the structural representation of the control circuit of embodiment of the present invention；
Fig. 4 is another schematic flow sheet of the control method of embodiment of the present invention；
Fig. 5 is the view of the output voltage of the AC power of embodiment of the present invention；
Fig. 6 is the module diagram of the first control module of embodiment of the present invention；
Fig. 7 is another schematic flow sheet of the control method of embodiment of the present invention；
Fig. 8 is the module diagram of the control device of embodiment of the present invention；
Fig. 9 is another schematic flow sheet of the control method of embodiment of the present invention；
Figure 10 is the module diagram of the cooking appliance of embodiment of the present invention.
Main element symbol description：
Cooking appliance 100, ac fan 10, switch 12, photoelectrical coupler 14, control device 20, detection module 22, judgement
Module 24, the first control module 26, processing unit 262, the first control unit 264, the second control unit 266, second control mould
Block 28, processor 30, memory 40, AC power 500.
Embodiment
Embodiments of the present invention are described below in detail, the embodiment of the embodiment is shown in the drawings, wherein
Same or similar label represents same or similar element or the element with same or like function from beginning to end.Lead to below
It is exemplary to cross the embodiment being described with reference to the drawings, and is only used for explaining the present invention, and it is not intended that to the limit of the present invention
System.
Also referring to Fig. 1 and Fig. 2, the control method of embodiment of the present invention can be used for controlling ac fan 10.Hand over
Flow fan 10 is connected by switch 12 with AC power 500.Control method includes：
Step S22：Detect the output voltage of AC power 500；
Step S24：Judge whether output voltage is more than or equal to predetermined voltage；With
Step S26：Switch 12 to cause exchange according to output voltage control when output voltage is more than or equal to predetermined voltage
The input voltage of fan 10 is predetermined voltage.
Referring to Fig. 2, the cooking appliance 100 of embodiment of the present invention includes ac fan 10 and control device 20.
Ac fan 10 is connected by switch 12 with AC power 500.Control device 20 includes detection module 22, judge module 24 and the
One control module 26.Detection module 22 is used for the output voltage for detecting AC power 500.Judge module 24 is used to judge output electricity
Whether pressure is more than or equal to predetermined voltage.First control module 26 is used for when output voltage is more than or equal to predetermined voltage according to output
Voltage cut-out 12 is to cause the input voltage of ac fan 10 as predetermined voltage.
In other words, the control method of embodiment of the present invention can be real by the cooking appliance 100 of embodiment of the present invention
It is existing, wherein, step S22 can be realized by detection module 22, and step S24 can be realized by judge module 24, and step S26 can be by
First control module 26 is realized.
The control method and cooking appliance 100 of embodiment of the present invention are opened according to the output voltage control of AC power 500
12 are closed to cause the input voltage of ac fan 10 as predetermined voltage, so as to control ac fan 10 to be operated with predetermined voltage
To provide suitable air-cooled amount.
In some embodiments, switch 12 includes electronic switch and/or mechanical switch, in other words, and switch 12 can be with
Including electronic switch, or including mechanical switch, or including electronic switch and mechanical switch.Specifically, in order to improve the reality of control
When property can include controllable silicon with high-frequency on-off function, switch 12 is met.In embodiments of the present invention, switch 12 includes
Controllable silicon.
In some embodiments, AC power 500 can be civil power or other AC-powered power supplys.In the present invention
In embodiment, AC power 500 is civil power.
In some embodiments, when output voltage is less than predetermined high voltage, return to step S22.
In some embodiments, switch 12 can be arranged in ac fan 10, or is separately set with ac fan 10
Put, in other words, ac fan 10, which includes switch 12 or cooking appliance 100, includes ac fan 10 and switch 12, does not do herein
It is specific to limit.
In some embodiments, the output voltage of AC power 500 can refer to the output voltage of AC power 500
Maximum (peak-to-peak value) or virtual value, in embodiments of the present invention, the size of the output voltage of AC power 500 refer to handing over
Flow the size of the virtual value of the output voltage of power supply 500.Similarly, predetermined voltage may also mean that the maximum of predetermined voltage or have
Valid value, in embodiments of the present invention, predetermined voltage refer to the virtual value of predetermined voltage；The input voltage of ac fan 10 also may be used
With the maximum or virtual value of the input voltage that refers to ac fan 10, in embodiments of the present invention, ac fan 10 it is defeated
Enter the virtual value that voltage refers to the input voltage of ac fan 10.
Referring to Fig. 3, in some embodiments, the control method of ac fan 10 can be by control as shown in Figure 3
Circuit realiration.Specifically, photoelectrical coupler 14 receives the control signal PWM from MCU (not shown), and MCU, which is used to detect, to be exchanged
The output voltage of power supply 500 simultaneously produces control signal PWM, and photoelectrical coupler 14 can be controlled according to the control signal PWM received
Make the break-make of itself, and then the break-make of controlling switch 12, thus control AC power 500 for ac fan 10 provide voltage or
Disconnect the electrical connection between AC power 500 and ac fan.
In some embodiments, predetermined voltage is 0.8 times of rated voltage of ac fan 10.
In this way, can in order to controlled by controlling switch 12 ac fan 10 input voltage be predetermined voltage.
It is appreciated that AC power 500 is used for the operating voltage for providing ac fan 10, typically used in ac fan 10
When, the output voltage of AC power 500 is in the fluctuation range up and down of the rated voltage of ac fan 10, because predetermined voltage is
0.8 times of the rated voltage of ac fan 10, therefore the output voltage of AC power 500 is generally higher than predetermined voltage, is easy to lead to
The input voltage for controlling to cause ac fan 10 for crossing switch 12 is predetermined voltage.In addition, in the input voltage of ac fan 10
For 0.8 times of rated voltage when, the rotating speed of ac fan 10 is desired speed, so that ac fan 10 can provide predetermined
Air-cooled amount.It should be noted that when being more than 0.8 times of the rated voltage of ac fan 10 in predetermined voltage, easily causing exchange
The output voltage of power supply 500 is less than predetermined voltage, so as to using switch 12 input voltage of ac fan 10 can not be controlled to be pre-
Determine voltage；When predetermined voltage is less than 0.8 times of rated voltage of ac fan 10, the rotating speed of ac fan is less than predetermined turn
Speed, so that the air-cooled amount that ac fan 10 can be provided is not enough.
Also referring to Fig. 4 and Fig. 5, in some embodiments, step S26 includes：
Step S262：Delay time is obtained according to the output voltage of AC power 500；
Step S264：In delay time after the output voltage zero passage of AC power 500, controlling switch 12 disconnects；With
Step S266：After delay time after the output voltage zero passage of AC power 500, controlling switch 12 close so that
The output voltage for obtaining AC power 500 is used as the input voltage of ac fan 10.
Also referring to Fig. 5 and Fig. 6, in some embodiments, the first control module 26 includes processing unit 262, the
One control unit 264 and the second control unit 266.Processing unit 262 is used to be prolonged according to the output voltage of AC power 500
When the time.First control unit 264 is used in the delay time after the output voltage zero passage of AC power 500, controlling switch
12 disconnect.Second control unit 266 is used for after the delay time after the output voltage zero passage of AC power 500, controlling switch
12 are closed so that the output voltage of AC power 500 is used as the input voltage of ac fan 10.
In other words, step S262 can be realized by processing unit 262, and step S264 can be by the first control unit 264
Realize, step S266 can be realized by the second control unit 266.
In this way, delay time can be obtained according to the output voltage of AC power 500 and according to delay time controlling switch
12 to cause the input voltage of ac fan 10 as predetermined voltage.
Specifically, the corresponding relation of the output voltage of AC power 500 and delay time can be obtained beforehand through
And be stored in ac fan 10, can be with according to output voltage and corresponding relation after the output voltage of AC power 500 is obtained
Delay time is rapidly obtained, so that in the delay time after the output voltage zero passage of AC power 500, controlling switch 12 is broken
Open to prevent AC power 500 from providing voltage for ac fan 10；Prolonging after the output voltage zero passage of AC power 500
When the time after, controlling switch 12 be closed so that AC power 500 for ac fan 10 provide voltage, so as to control ac fan
10 input voltage is predetermined voltage.
It should be noted that when the output voltage of AC power 500 is equal to predetermined voltage, delay time is zero, that is, is opened
Close 12 and be constantly in closure state to cause the output voltage of AC power 500 as the input voltage of ac fan 10.One
In individual example, predetermined voltage is 176V, and the delay time when the output voltage of AC power 500 is 200V is Tdelay1, handing over
The delay time when output voltage for flowing power supply 500 is 220V is Tdelay2, when the output voltage of AC power 500 is 240V
Delay time be Tdelay3, Tdelay1<Tdelay2<Tdelay3。
In Fig. 5 examples, t1, t2, t3 are three time points of the output voltage zero passage of AC power 500, and T refers to delay
Time, in other words, within t1 to t1+T period, the controlling switch 12 of control device 20 disconnects, in t1+T to t2 time
In section, the controlling switch 12 of control device 20 is closed；Within t2 to t2+T period, the controlling switch 12 of control device 20 disconnects,
Within t2+T to t3 period, the controlling switch 12 of control device 20 is closed, by that analogy.In this way, switch 12 can be caused to close
The input voltage that ac fan 10 is obtained in the time of conjunction is of substantially equal, and is equal to predetermined voltage.
In some embodiments, it can be obtained previously according to the output voltage of AC power 500 and the relation of delay time
Obtain correlation computations formula and be stored in advance in ac fan 10, so that after the output voltage of AC power 500 is obtained, will be defeated
Delay time can be obtained by going out voltage and bringing correlation computations formula into, be not specifically limited herein.
Referring to Fig. 7, in some embodiments, control method includes：
Step S28：When output voltage is less than predetermined voltage, prompting brownout or controlling switch 12 are disconnected so that described
Ac fan is stopped.
Referring to Fig. 8, in some embodiments, control device 20 includes the second control module 28.Second control module
28 for the prompting brownout when output voltage is less than predetermined voltage or controlling switch 12 disconnects so that the ac fan stops
Only work.
In other words, step S28 can be realized by the second control module 28.
In this way, controlling switch 12 can be disconnected when the output voltage of AC power 500 is not enough to control ac fan 10
It is stopped.
It is appreciated that output voltage be less than predetermined voltage when, the input voltage of ac fan 10 again smaller than predetermined voltage,
So cause the rotating speed of ac fan 10 too small, air-cooled amount is not enough, and then influence the normal work of ac fan 10, therefore can be with
Control cooking appliance 100 sends prompt message to point out user's brownout or controlling switch 12 to disconnect so that ac fan 10 stops
Only work.It should be noted that cooking appliance 100 can include in display screen, electroacoustic component (such as loudspeaker) and vibrating elements
At least one, i.e., cooking appliance 100 can include display screen, or including electroacoustic component, or including vibrating elements or including display
Screen and electroacoustic component, or including display screen and vibrating elements, or including display screen, electroacoustic component and vibrating elements.In other words,
Cooking appliance 100 can point out user brownout by modes such as image, voice, word, vibrations.
In some embodiments, control device 20 can also control cooking appliance when output voltage is less than predetermined voltage
100 are stopped, thus avoid cooking appliance 100 because of brownout can not normal work, and then ensure cooking appliance 100
Use safety.
Referring to Fig. 9, in some embodiments, step S22 includes：
Step S222：The output voltage of AC power 500 is detected according to predetermined period.
Referring to Fig. 2, in some embodiments, detection module 22 is used to detect AC power according to predetermined period
500 output voltage.
In other words, step S222 can be realized by detection module 22.
In this way, electric to the input of ac fan 10 when the output voltage fluctuation ratio of AC power 500 can be avoided more frequent
The influence of the control of pressure.
Specifically, the output voltage of AC power 500, can due to the internal factor of extraneous factor or AC power 500
Can be in fluctuation, when situation is more special, the output voltage fluctuation ratio of AC power 500 is more frequent.In AC power 500
Output voltage fluctuation ratio it is more frequent when, such as be 170V before 1 second, be 180V now, be 200V after 1 second, according to output voltage
The delay time of acquisition can also change always, so as to considerably increase the difficulty of the control of the input voltage to ac fan 10.
It therefore, it can detect the output voltage of AC power 500 according to predetermined period, so as to obtain corresponding delay in predetermined period
Time, and according to the input voltage of delay time control ac fan 10.
In some embodiments, the length of predetermined period can be obtained or true according to the input of user according to experiment
It is fixed.It is not specifically limited herein.In one example, predetermined period is 10 seconds.
Referring to Fig. 10, the cooking appliance 100 of embodiment of the present invention includes ac fan 10, one or more processors
30th, memory 40 and one or more programs.Wherein one or more programs are stored in memory 40, and are configured
Performed by one or more processors 30, program is used for the instruction for performing the control method of any of the above-described embodiment of the invention.
For one of example, program can be used for the instruction for performing the control method described in following steps：
Step S22：Detect the output voltage of AC power 500；
Step S24：Judge whether output voltage is more than or equal to predetermined voltage；With
Step S26：Switch 12 to cause exchange according to output voltage control when output voltage is more than or equal to predetermined voltage
The input voltage of fan 10 is predetermined voltage.
In the description of embodiments of the present invention, term " first ", " second " are only used for describing purpose, without being understood that
To indicate or implying relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ",
One or more feature can be expressed or be implicitly included to the feature of " second ".In embodiments of the present invention
In description, " multiple " are meant that two or more, unless otherwise specifically defined.
, it is necessary to illustrate in the description of embodiments of the present invention, unless otherwise clearly defined and limited, term
" installation ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or one
Connect body；It can be mechanical connection or electrical connection or can mutually communicate；Can be joined directly together, can also lead to
Cross intermediary to be indirectly connected to, can be connection or the interaction relationship of two elements of two element internals.For ability
For the those of ordinary skill in domain, it can understand that above-mentioned term in embodiments of the present invention specific contains as the case may be
Justice.
In the description of this specification, reference term " embodiment ", " some embodiments ", " schematically implementation
The description of mode ", " example ", " specific example " or " some examples " etc. means the tool with reference to the embodiment or example description
Body characteristicses, structure, material or feature are contained at least one embodiment of the present invention or example.In this manual,
Identical embodiment or example are not necessarily referring to the schematic representation of above-mentioned term.Moreover, the specific features of description, knot
Structure, material or feature can in an appropriate manner be combined in any one or more embodiments or example.
Any process described otherwise above or method description are construed as in flow chart or herein, represent to include
Module, fragment or the portion of the code of one or more executable instructions for the step of realizing specific logical function or process
Point, and the scope of the preferred embodiment of the present invention includes other realization, wherein can not be by shown or discussion suitable
Sequence, including according to involved function by it is basic simultaneously in the way of or in the opposite order, carry out perform function, this should be of the invention
Embodiment person of ordinary skill in the field understood.
Represent in flow charts or logic and/or step described otherwise above herein, for example, being considered use
In the order list for the executable instruction for realizing logic function, it may be embodied in any computer-readable medium, for
Instruction execution system, device or equipment (such as computer based system including the system of processing module or other can be from instruction
The system of execution system, device or equipment instruction fetch and execute instruction) use, or combine these instruction execution systems, device or
Equipment and use.For the purpose of this specification, " computer-readable medium " can be it is any can include, store, communicating, propagating or
Transmission procedure uses for instruction execution system, device or equipment or with reference to these instruction execution systems, device or equipment
Device.The more specifically example (non-exhaustive list) of computer-readable medium includes following：With one or more wirings
Electrical connection section (electronic installation), portable computer diskette box (magnetic device), random access memory (RAM), read-only storage
(ROM), erasable edit read-only storage (EPROM or flash memory), fiber device, and portable optic disk is read-only deposits
Reservoir (CDROM).In addition, can even is that can be in the paper of printing described program thereon or other are suitable for computer-readable medium
Medium, because can then enter edlin, interpretation or if necessary with it for example by carrying out optical scanner to paper or other media
His suitable method is handled electronically to obtain described program, is then stored in computer storage.
It should be appreciated that each several part of embodiments of the present invention can be with hardware, software, firmware or combinations thereof come real
It is existing.In the above-described embodiment, multiple steps or method can be with storages in memory and by suitable instruction execution system
The software or firmware of execution is realized.If for example, being realized with hardware, with another embodiment, ability can be used
Any one of following technology known to domain or their combination are realized：With for realizing logic function to data-signal
The discrete logic of logic gates, the application specific integrated circuit with suitable combinational logic gate circuit, programmable gate array
(PGA), field programmable gate array (FPGA) etc..
Those skilled in the art are appreciated that to realize all or part of step that above-described embodiment method is carried
Rapid to can be by program to instruct the hardware of correlation to complete, described program can be stored in a kind of computer-readable storage medium
In matter, the program upon execution, including one or a combination set of the step of embodiment of the method.
In addition, each functional unit in various embodiments of the present invention can be integrated in a processing module, also may be used
To be that unit is individually physically present, can also two or more units be integrated in a module.It is above-mentioned integrated
Module can both be realized in the form of hardware, it would however also be possible to employ the form of software function module is realized.The integrated module
If being realized using in the form of software function module and as independent production marketing or in use, a calculating can also be stored in
In machine read/write memory medium.
Storage medium mentioned above can be read-only storage, disk or CD etc..
Although embodiments of the invention have been shown and described above, it is to be understood that above-described embodiment is example
Property, it is impossible to limitation of the present invention is interpreted as, one of ordinary skill in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, changed, replacing and modification.
Claims (11)
1. a kind of control method, for controlling ac fan, it is characterised in that the ac fan passes through switch and AC power
Connection, the control method includes：
Detect the output voltage of the AC power；
Judge whether the output voltage is more than or equal to predetermined voltage；With
Switched when the output voltage is more than or equal to the predetermined voltage according to the output voltage control to cause
The input voltage for stating ac fan is the predetermined voltage.
2. control method according to claim 1, it is characterised in that the predetermined voltage is specified for the ac fan
0.8 times of voltage.
3. control method according to claim 1, it is characterised in that it is described be more than or equal in the output voltage it is described pre-
The input voltage to cause the ac fan is switched according to the output voltage control when determining voltage as predetermined voltage bag
Include：
Delay time is obtained according to the output voltage of the AC power；
In the delay time after the output voltage zero passage of the AC power, switched off described in control；With
After the delay time after the output voltage zero passage of the AC power, the switch is controlled to be closed so that described
The output voltage of AC power as the ac fan input voltage.
4. control method according to claim 1, it is characterised in that the control method includes：
Switched off when the output voltage is less than the predetermined voltage described in prompting brownout or control so that described hand over
Flow fan is stopped.
5. control method according to claim 1, it is characterised in that the output voltage bag of the detection AC power
Include：
The output voltage of the AC power is detected according to predetermined period.
6. a kind of cooking appliance, it is characterised in that including control device and ac fan, the ac fan is by switch with handing over
Power supply connection is flowed, the control device includes：
Detection module, the detection module is used for the output voltage for detecting the AC power；
Judge module, the judge module is used to judge whether the output voltage is more than or equal to predetermined voltage；With
First control module, first control module be used for the output voltage be more than or equal to the predetermined voltage when according to
The input voltage to cause the ac fan is switched described in the output voltage control as the predetermined voltage.
7. cooking appliance according to claim 6, it is characterised in that the predetermined voltage is specified for the ac fan
0.8 times of voltage.
8. cooking appliance according to claim 6, it is characterised in that first control module includes：
Processing unit, the processing unit is used to obtain delay time according to the output voltage of the AC power；
First control unit, first control unit is used for the delay after the output voltage zero passage of the AC power
In time, switched off described in control；With
Second control unit, second control unit is used for the delay after the output voltage zero passage of the AC power
After time, the input electricity for switching and being closed so that the output voltage of the AC power as the ac fan is controlled
Pressure.
9. cooking appliance according to claim 6, it is characterised in that the control device includes：
Second control module, second control module is used to point out voltage when the output voltage is less than the predetermined voltage
Switched off described in too low or control so that the ac fan is stopped.
10. cooking appliance according to claim 6, it is characterised in that the detection module is used to examine according to predetermined period
Survey the output voltage of the AC power.
11. a kind of cooking appliance, it is characterised in that including：
Ac fan；
One or more processors；
Memory；And
One or more programs, wherein one or more of programs are stored in the memory, and are configured by institute
One or more processors execution is stated, described program is used for the finger that perform claim requires the control method described in 1-5 any one
Order.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710458981.8A CN107257590B (en) | 2017-06-16 | 2017-06-16 | Control method and cooking appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710458981.8A CN107257590B (en) | 2017-06-16 | 2017-06-16 | Control method and cooking appliance |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107257590A true CN107257590A (en) | 2017-10-17 |
| CN107257590B CN107257590B (en) | 2020-11-24 |
Family
ID=60024594
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710458981.8A Active CN107257590B (en) | 2017-06-16 | 2017-06-16 | Control method and cooking appliance |
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