CN113286495A - Control method of heat dissipation system and cooking appliance - Google Patents
Control method of heat dissipation system and cooking appliance Download PDFInfo
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- CN113286495A CN113286495A CN202110558665.4A CN202110558665A CN113286495A CN 113286495 A CN113286495 A CN 113286495A CN 202110558665 A CN202110558665 A CN 202110558665A CN 113286495 A CN113286495 A CN 113286495A
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- fan
- heat dissipation
- temperature
- dissipation system
- driving unit
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Classifications
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J37/00—Baking; Roasting; Grilling; Frying
- A47J37/06—Roasters; Grills; Sandwich grills
- A47J37/0623—Small-size cooking ovens, i.e. defining an at least partially closed cooking cavity
- A47J37/0629—Small-size cooking ovens, i.e. defining an at least partially closed cooking cavity with electric heating elements
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
- G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
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- 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
Abstract
The invention discloses a control method of a heat dissipation system and a cooking utensil, belonging to the field of heat dissipation devices, and the control method of the heat dissipation system provided by the invention has the advantages that the power consumption and the noise of the heat dissipation system are reduced, and the use experience of a user is improved, and the heat dissipation system comprises the following components: a heat radiation fan; the fan driving unit is used for driving the cooling fan to act so as to cool the target equipment; the temperature measuring unit is used for collecting the temperature of the target equipment; the fan driving unit is preset with at least two operation modes, wherein different fan working time t is set in the at least two operation modesonAnd fan standby time toff(ii) a The control method comprises the following steps: the temperature measuring unit collects the temperature of target equipment; matching the operation mode of the fan driving unit according to the acquired temperature; and controlling the cooling fan according to the matched operation mode.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to the field of heat dissipation devices, in particular to a control method of a heat dissipation system and a cooking appliance.
[ background of the invention ]
The heat dissipation device can dissipate heat of the equipment to avoid the influence on the normal work of the equipment caused by the overhigh temperature of the equipment, the heat dissipation device has multiple types, the heat dissipation device generates air flow through the fan to dissipate heat, the heat dissipation device comprises the fan and a driving fan rotating driver, the driver generates noise when in operation, the driver keeps continuous rotation of the fan, and higher energy is consumed. In the heat dissipation device in the prior art, the fan has a plurality of different rotating speeds, each rotating speed belongs to one gear, and the rotating speed of the fan can be changed by changing the gears to improve the heat dissipation efficiency, so that the noise and the power consumption of the heat dissipation device can be increased, and the user experience is influenced.
[ summary of the invention ]
The technical problem to be solved by the invention is to overcome the defects of the prior art and provide a control method of a heat dissipation system, so that the power consumption and the noise of the heat dissipation system are reduced, and the use experience of a user is improved.
In order to solve the technical problems, the invention adopts the following technical scheme:
a method of controlling a heat dissipation system, the heat dissipation system comprising:
a heat radiation fan; the fan driving unit is used for driving the cooling fan to act so as to cool the target equipment; the temperature measuring unit is used for collecting the temperature of the target equipment; the fan driving unit is preset with at least two operation modes, wherein different fan working time t is set in the at least two operation modesonAnd fan standby time toff；
The control method comprises the following steps: the temperature measuring unit collects the temperature of target equipment; matching the operation mode of the fan driving unit according to the acquired temperature; and controlling the cooling fan according to the matched operation mode.
On the basis of the above scheme, the matching of the operation mode of the fan driving unit according to the collected temperature includes: setting the same temperature interval corresponding to at least two operation modes; judging a temperature interval to which the temperature of the target equipment belongs; and selecting a corresponding operation mode according to the temperature interval.
On the basis of the above scheme, the determining a temperature interval to which the temperature of the target device belongs includes: detecting the temperature difference between the current temperature of the target equipment and the target temperature; and judging the temperature interval to which the temperature difference belongs.
On the basis of the scheme, different fan rotating speeds are set in the at least two operation modes, and the fan working time t in the at least two operation modesonThe longer movement mode, the rotating speed of the fan heater is faster.
On the basis of the scheme, the heat dissipation system further comprises a first chip, and the first chip is used for controlling the voltage obtained by the fan driving unit and adjusting the rotating speed of the heat dissipation fan accordingly.
On the basis of the scheme, the fan driving unit comprises a driver and a second chip, the driver is connected with the heat dissipation fan to provide power for the heat dissipation fan, and the second chip outputs a potential signal at preset intervals to control the driver to output or stop the power.
On the basis of the above scheme, the second chip outputs a potential signal every preset time to control the driver to output or stop power, including: acquiring a motion mode of a fan driving unit selected by the heat dissipation system; the second chip works for a fan according to the movement modeonAnd fan standby time toffOutputting a high potential signal or a low potential signal; the driver operates according to the type of the potential signal.
Based on the scheme, the fan working time t of each operation modeonAnd fan standby time toffThe total time of (a) is the same.
The cooking appliance comprises the control method of the heat dissipation system.
On the basis of the scheme, the cooking appliance is an electric baking tray, and the electric baking tray dissipates heat of the electronic parts in the electric baking tray through the control method of the heat dissipation system.
The invention has the beneficial effects that:
the invention discloses a control method of a heat dissipation system, the heat dissipation system drives a heat dissipation fan through a fan driving unit, and takes away the heat of target equipment by utilizing the airflow of the heat dissipation fan so as to realize heat dissipation, the heat dissipation system has a plurality of operation modes (which can also be understood as gears), each motion mode has different fan working time tonAnd fan standby time toffTime t of fan operationonThe time period that the fan driving unit provides power for the cooling fan to drive the cooling fan to rotate, and the fan standby time toffIs the time period when the fan driving unit stops providing power for the heat radiation fan, when the heat radiation system is in the fan working time tonWhen the cooling system enters the fan standby time t, the cooling fan rotates under the drive of the fan drive unitoffDuring the process, the heat dissipation fan keeps rotating under the action of inertia, the heat dissipation fan can still generate airflow to take away the heat of the target equipment in the process, the heat dissipation system controls the fan driving unit to provide power discontinuously in the movement mode, the heat dissipation fan keeps rotating continuously, the power consumption and the generated noise of the fan driving unit can be reduced, and the use experience of a user is improved;
the heat dissipation system can select a proper operation mode according to the temperature of the current target equipment, so that the power consumption of the heat dissipation system can be better controlled, the operation mode of the fan driving unit can be automatically controlled by the heat dissipation system, manual control by a user is not needed, and the use of the user is facilitated.
Further, the matching the operation mode of the fan driving unit according to the collected temperature includes: setting the same temperature interval corresponding to at least two operation modes; judging a temperature interval to which the temperature of the target equipment belongs; according to the genusSelects the corresponding operating mode. Different operation modes have different fan working time tonAnd fan standby time toffThe fan driving unit has different heat dissipation efficiency, and the operation mode of the fan driving unit is controlled by dividing the temperature interval, so that the proper operation mode can be selected only by measuring the temperature of the target equipment, the control is convenient and simple, and the system is not easy to make mistakes.
Furthermore, different fan rotating speeds are set in the at least two operation modes, and the fan working time t in the at least two operation modesonThe longer movement mode, the rotating speed of the fan heater is faster. The faster the rotating speed of the fan, the stronger the heat dissipation capability, and the longer the working time t of the fanonThe rotating speed of the fan heater is faster, so that higher heat dissipation efficiency can be obtained; also, shorter fan on time tonThe power consumption and the noise of the heat dissipation system can be better reduced by matching with the shorter rotating speed of the fan heater; when the temperature of the target equipment is higher, the heat dissipation system works for a time t with the fanonThe longer operation mode is operated to rapidly lower the temperature of the target device, and when the temperature of the target device is not high, the heat dissipation system is operated in the lower power consumption operation mode.
Further, the fan driving unit comprises a driver and a second chip, the driver is connected with the cooling fan to provide power for the cooling fan, and the second chip outputs a potential signal at preset intervals to control the driver to output or stop the power. The heat dissipation system controls the power generation of the driver through the second chip, thereby controlling the working time t of the fanonAnd fan standby time toffThe second chip can continuously output high potential signals or low potential signals so as to enable the driver to keep power output or in a standby state, and the operation mode of the fan driving unit can be changed by controlling the output frequency proportion of the high potential signals and the low potential signals.
Further, the fan operation time t of each operation modeonAnd fan standby time toffThe total time of (a) is the same. When the heat dissipation system is working, the heat dissipation fan rotates tonRest time toffKeep rotating by inertia, rotate ton… … is operated in a reciprocating cycle such that the heat dissipation fan in each operation mode is operated in a cycle of operation of the same duration by controlling the operation time t of the fan in each operation cycleonAnd fan standby time toffThe proportion of (2) can make the heat dissipation efficiency of each operation mode different, and the generated power consumption is different, thereby being convenient for selecting the operation mode of the heat dissipation system.
The invention also discloses a cooking appliance, the control method of the heat dissipation system is adopted, the heat dissipation system is arranged in the cooking appliance, the cooking appliance can be effectively dissipated, and the operation mode of the heat dissipation system is adjusted in real time according to the actual temperature of a part needing to be cooled in the cooking appliance, so that the power consumption of the cooking appliance is reduced.
Furthermore, the cooking appliance is an electric baking tray, and the electric baking tray dissipates heat of the electronic parts in the electric baking tray through the control method of the heat dissipation system. The electric baking tray is a baking tray and can be used for baking food materials, and some users can bake and eat the food materials at the same time when using the electric baking tray.
These features and advantages of the present invention will be disclosed in more detail in the following detailed description of the invention.
[ detailed description ] embodiments
The technical solutions of the embodiments of the present invention are explained and illustrated below, but the following embodiments are only preferred embodiments of the present invention, and not all of them. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative effort belong to the protection scope of the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The embodiment of the invention discloses a control method of a heat dissipation system, wherein the heat dissipation system comprises the following steps: a heat radiation fan; the fan driving unit is used for driving the cooling fan to act so as to cool the target equipment; the temperature measuring unit is used for collecting the temperature of the target equipment; the fan driving unit is preset with at least two operation diesIn the at least two operating modes, different fan operating times t are setonAnd fan standby time toff。
The heat dissipation system drives the heat dissipation fan through the fan driving unit, takes away heat of target equipment by utilizing airflow of the heat dissipation fan, and accordingly achieves heat dissipationonAnd fan standby time toffTime t of fan operationonThe time period that the fan driving unit provides power for the cooling fan to drive the cooling fan to rotate, and the fan standby time toffIs the time period when the fan driving unit stops providing power for the heat radiation fan, when the heat radiation system is in the fan working time tonWhen the cooling system enters the fan standby time t, the cooling fan rotates under the drive of the fan drive unitoffDuring the process, the radiating fan keeps rotating under the action of inertia, the radiating fan can still generate airflow to take away the heat of the target equipment in the process, the radiating system controls the fan driving unit to intermittently provide power in the movement mode (namely, the radiating fan keeps continuous movement of rotating by means of power, rotating by means of inertia and rotating by means of power), the continuous rotation of the radiating fan is kept, the power consumption and the generated noise of the fan driving unit can be reduced, and the use experience of a user is improved.
Fan operating time t for each mode of operationonAnd fan standby time toffThe total time of (a) is the same. When the heat dissipation system is working, the heat dissipation fan rotates tonRest time toffKeep rotating by inertia, rotate ton… … is operated in a reciprocating cycle such that the heat dissipation fan in each operation mode is operated in a cycle of operation of the same duration by controlling the operation time t of the fan in each operation cycleonAnd fan standby time toffThe proportion of (2) can make the heat dissipation efficiency of each operation mode different, and the generated power consumption is different, thereby being convenient for selecting the operation mode of the heat dissipation system.
Preferably, the fan is operated for a time tonAnd fan standby time toffThe total time length of the two is 100ms, so that the cooling fan cannot be decelerated to stop in the process of relying on inertia rotation, and the fan standby time toffShort enough not to reduce the rotation speed of the cooling fan obviously, thus reducing the power consumption and noise of the cooling system under the condition of keeping the wind power basically unchanged.
For example, if the fan driving unit has an operation mode with 10 gears, in the 1 gear, the fan operation time ton10ms, fan standby time toffIs 90 ms; in 2-gear, the fan works for time ton20ms, fan standby time toffIs 80 ms; when in 3-gear, the fan works for time ton30ms, fan standby time toffIs 70 ms; … … at 10 th gear, fan working time ton100ms, fan standby time toffIs 0ms, i.e. the fan driving unit continuously provides power for the cooling fan.
The control method is used for controlling the heat dissipation system so as to dissipate heat of the target equipment through the heat dissipation system. The control method controls the operation mode of the heat dissipation system by the current temperature of the target equipment, and comprises the following steps: the temperature measuring unit collects the temperature of target equipment; matching the operation mode of the fan driving unit according to the acquired temperature; and controlling the cooling fan according to the matched operation mode. By the control method, the heat dissipation system can select a proper operation mode according to the current temperature of the target equipment, the power consumption of the heat dissipation system can be better controlled, the operation mode of the fan driving unit can be automatically controlled by the heat dissipation system, manual control of a user is not needed, and the use of the user is facilitated.
The determining of the temperature interval to which the temperature of the target device belongs includes: detecting the temperature difference between the current temperature of the target equipment and the target temperature; and judging the temperature interval to which the temperature difference belongs. Different operation modes have different fan working time tonAnd fan standby time toffThe fan driving unit is controlled by dividing temperature intervals with different heat dissipation efficiencyAnd the running mode is adopted, so that the proper running mode can be selected only by measuring the temperature of the target equipment, the control is convenient and simple, and the system is not easy to make mistakes.
Specifically, n movement patterns, that is, a plurality of shift positions are set, and the difference between the current temperature and the predetermined temperature of the target device is Δ T, Δ T>0, fan drive unit upshift, Δ T<And 0, the fan driving unit is shifted down, delta T is equal to 0, and the gear of the fan driving unit is not changed. Δ T is divided into k sections, each Δ T0～ΔTkK is a positive integer;
when I Δ TI is at Δ T0～ΔT1The fan driving unit increases or decreases the 1 gear on the current gear;
when I Δ TI is at Δ T1～ΔT2The fan driving unit increases or decreases the 2 gear on the current gear;
when I Δ TI is at Δ T2～ΔT3The fan driving unit increases or decreases the gear 3 on the current gear;
……
when I Δ TI is at Δ Tk-1～ΔTkThe fan drive unit increases or decreases the k-gear in the current gear.
Based on the above embodiment, in another embodiment of the present invention, different fan speeds are set in the at least two operation modes, and the fan operation time t is set in the at least two operation modesonThe longer movement mode, the rotating speed of the fan heater is faster.
The faster the rotating speed of the fan, the stronger the heat dissipation capability, and the longer the working time t of the fanonThe rotating speed of the fan heater is faster, so that higher heat dissipation efficiency can be obtained; also, shorter fan on time tonThe power consumption and the noise of the heat dissipation system can be better reduced by matching with the shorter rotating speed of the fan heater; when the temperature of the target equipment is higher, the heat dissipation system works for a time t with the fanonThe longer operation mode is operated to rapidly lower the temperature of the target device, and when the temperature of the target device is not high, the heat dissipation system is operated in the lower power consumption operation mode.
Correspondingly, when the fan drives the unitAt n1In the operating mode, the rotation speed of the cooling fan is N1；
When the fan driving unit is at n2In the operating mode, the rotation speed of the cooling fan is N2；
When the fan driving unit is at n3In the operating mode, the rotation speed of the cooling fan is N3；
When the fan driving unit is at n4In the operating mode, the rotation speed of the cooling fan is N4；
……
When the fan driving unit is in the N-gear operation mode, the rotation speed of the cooling fan is N.
The cooling system controls the voltage obtained by the fan driving unit through the first chip, and adjusts the rotating speed of the cooling fan accordingly. Specifically, when the cooling fan is in the 10 th gear operation mode, the rotation speed N of the cooling fan is the rated rotation speed, and at this time, the first chip uses the rated voltage to supply power to the fan driving unit; when the cooling fan is in the 9 th gear operation mode, the first chip supplies power to the fan driving unit by using 90% of rated voltage; when the cooling fan is in the 8 th gear running mode, the first chip supplies power to the fan driving unit by using 80% of rated voltage; … … when the radiator fan is in the 1 st gear mode of operation, the first chip uses 10% of the rated voltage to power the fan drive unit.
Based on the above embodiments, in another embodiment of the present invention, how the heat dissipation system controls the fan operating time t in different operation modes of the fan driving unit is specifically describedonAnd fan standby time toffThe length of time.
Specifically, the fan driving unit includes a driver and a second chip, the driver is connected to the cooling fan to provide power for the cooling fan, and the second chip outputs a potential signal at preset intervals to control the driver to output or stop the power.
The heat dissipation system controls the power generation of the driver through the second chip so as to control the fan to workTime tonAnd fan standby time toffThe second chip can continuously output high potential signals or low potential signals so as to enable the driver to keep power output or in a standby state, and the operation mode of the fan driving unit can be changed by controlling the output frequency proportion of the high potential signals and the low potential signals.
The second chip outputs a potential signal at preset time intervals to control the driver to output or stop power, and the method comprises the following steps: acquiring a motion mode of a fan driving unit selected by the heat dissipation system; the second chip works for a fan according to the movement modeonAnd fan standby time toffOutputting a high potential signal or a low potential signal; the driver operates according to the type of the potential signal. In two adjacent operating modes, the fan is in working time tonTime difference of (1) and fan standby time toffThe time difference of (2) is 10ms, and 10ms is also the interval time of the second chip outputting the potential signal, namely the second chip outputs a potential signal every 10 ms.
Specifically, when the fan driving unit is in the 1 st gear operation mode, the fan operation time ton10ms, fan standby time toffThe time is 90ms, the second chip outputs a high-potential signal once within 100ms, and continuously outputs a low-potential signal for 9 times; when the fan driving unit is in the 2 nd gear operation mode, the second chip continuously outputs 2 times of high potential signals and 8 times of low potential signals within 100 ms; when the fan driving unit is in a 3 rd gear running mode, the second chip continuously outputs 3 times of high-potential signals and 7 times of low-potential signals within 100 ms; … … when the fan driving unit is in the 10 th gear running mode, it continuously outputs 10 times of high potential signal and does not output low potential signal.
The embodiment of the invention also discloses a cooking appliance, wherein the cooling system is used in the cooking appliance, and the cooling system is controlled by the control method, so that the cooling of the cooking appliance can be effectively carried out, and the operation mode of the cooling system is adjusted in real time according to the actual temperature of a part needing cooling in the cooking appliance, so as to reduce the power consumption and the noise of the cooking appliance.
The cooking utensil in the above-mentioned is the electric baking tray, and cooling system sets up inside the electric baking tray, dispels the heat to the inside electron portion article of electric baking tray. The electric baking tray is a baking tray and can be used for baking food materials, and some users can bake and eat the food materials at the same time when using the electric baking tray.
The embodiment of the invention can be applied to products such as microwave ovens, ovens and the like.
While the invention has been described with reference to specific embodiments, it will be understood by those skilled in the art that the invention is not limited thereto, and may be embodied in other forms without departing from the spirit or essential characteristics thereof. Any modification which does not depart from the functional and structural principles of the present invention is intended to be included within the scope of the claims.
Claims (10)
1. A method of controlling a heat dissipation system, the heat dissipation system comprising:
a heat radiation fan; and the number of the first and second groups,
the fan driving unit is used for driving the radiating fan to act so as to radiate the target equipment; and the number of the first and second groups,
the temperature measuring unit is used for collecting the temperature of target equipment;
the fan driving unit is preset with at least two operation modes, wherein different fan working time t is set in the at least two operation modesonAnd fan standby time toff；
The control method comprises the following steps:
the temperature measuring unit collects the temperature of target equipment;
matching the operation mode of the fan driving unit according to the acquired temperature;
and controlling the cooling fan according to the matched operation mode.
2. The method of claim 1, wherein the matching the operation mode of the fan driving unit according to the collected temperature comprises:
setting the same temperature interval corresponding to at least two operation modes;
judging a temperature interval to which the temperature of the target equipment belongs;
and selecting a corresponding operation mode according to the temperature interval.
3. The method for controlling the heat dissipation system according to claim 2, wherein the determining the temperature zone to which the temperature of the target device belongs includes:
detecting the temperature difference between the current temperature of the target equipment and the target temperature;
and judging the temperature interval to which the temperature difference belongs.
4. The method as claimed in claim 1, wherein different fan speeds are set in the at least two operation modes, and the fan operation time t is set in the at least two operation modesonThe longer movement mode, the rotating speed of the fan heater is faster.
5. The method as claimed in claim 4, wherein the heat dissipation system further comprises a first chip for controlling the voltage obtained by the fan driving unit and adjusting the rotation speed of the heat dissipation fan accordingly.
6. The method as claimed in claim 1, wherein the fan driving unit includes a driver and a second chip, the driver is connected to the heat dissipation fan to provide power to the heat dissipation fan, and the second chip outputs a potential signal at predetermined intervals to control the driver to output or stop the power.
7. The method for controlling the heat dissipation system according to claim 6, wherein the second chip outputs a potential signal at preset time intervals to control the driver to output or stop power, and the method comprises the steps of:
acquiring a motion mode of a fan driving unit selected by the heat dissipation system;
the second chip works for a fan according to the movement modeonAnd fan standby time toffOutputting a high potential signal or a low potential signal;
the driver operates according to the type of the potential signal.
8. The control method of the heat dissipation system as claimed in any one of claims 1 to 7, wherein the fan operation time t of each operation modeonAnd fan standby time toffThe total time of (a) is the same.
9. Cooking appliance, characterized in that it comprises a method for controlling the heat dissipation system according to any one of claims 1 to 8.
10. The cooking appliance according to claim 9, wherein the cooking appliance is an electric grill, and the electric grill dissipates heat of the electronic components in the electric grill by a control method of the heat dissipation system.
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| CN114658680A (en) * | 2022-03-18 | 2022-06-24 | 深存科技(无锡)有限公司 | Control method and control device for board cooling fan |
| CN114658680B (en) * | 2022-03-18 | 2024-04-26 | 深存科技(无锡)有限公司 | Control method and control device for board cooling fan |
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| JPS61243242A (en) * | 1985-04-18 | 1986-10-29 | Matsushita Electric Ind Co Ltd | Control of ventilation of air-conditioning machine |
| CN1421117A (en) * | 1999-12-23 | 2003-05-28 | 模拟器件公司 | Fan Speed control system |
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| CN208384445U (en) * | 2018-03-06 | 2019-01-15 | 成都师范学院 | A kind of computer room remote control apparatus |
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| CN111089409A (en) * | 2019-12-18 | 2020-05-01 | 青岛海尔空调器有限总公司 | Method and device for controlling outdoor unit fan and air conditioner |
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| CN114658680B (en) * | 2022-03-18 | 2024-04-26 | 深存科技(无锡)有限公司 | Control method and control device for board cooling fan |
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