阅读说明：本技术 一种衣物烘干控制方法、干衣机及存储介质 (Clothes drying control method, clothes dryer and storage medium ) 是由 苏友情 张祝宾 彭理 赵跃 巢珺 王锦辉 于 2021-07-23 设计创作，主要内容包括：本发明公开了一种衣物烘干控制方法、干衣机及存储介质,其中所述方法包括：控制加热组件以第一设定功率加热模式进行加热,向干衣机内输送热风,其中,第一设定功率加热模式为第一占空比的加热模式；获取干衣机的出风温度；当干衣机的出风温度满足加热调整条件时,调节加热组件的加热功率,以使干衣机的出风温度保持在预设温度范围内。本发明提供的一种衣物烘干控制方法、干衣机及存储介质,通过设置冷热交替烘干阶段,使干衣机的出风温度保持在预设范围内,保证干衣过程除螨、杀菌的同时,不伤害衣物。(The invention discloses a clothes drying control method, a clothes dryer and a storage medium, wherein the method comprises the following steps: controlling a heating assembly to heat in a first set power heating mode and conveying hot air into the clothes dryer, wherein the first set power heating mode is a heating mode with a first duty ratio; acquiring the air outlet temperature of the clothes dryer; when the outlet air temperature of the clothes dryer meets the heating adjustment condition, the heating power of the heating assembly is adjusted, so that the outlet air temperature of the clothes dryer is kept within a preset temperature range. According to the clothes drying control method, the clothes dryer and the storage medium, the air outlet temperature of the clothes dryer is kept within the preset range by setting the cold and hot alternate drying stage, and the clothes are not damaged while mite removal and sterilization in the clothes drying process are ensured.)

1. A clothes drying control method is characterized by comprising the following steps:

controlling a heating assembly to heat in a first set power heating mode and conveying hot air into the clothes dryer, wherein the first set power heating mode is a heating mode with a first duty ratio;

acquiring the air outlet temperature of the clothes dryer;

when the outlet air temperature of the clothes dryer meets the heating adjustment condition, the heating power of the heating assembly is adjusted, so that the outlet air temperature of the clothes dryer is kept within a preset temperature range.

2. The laundry drying control method of claim 1, wherein adjusting the heating power of the heating assembly when the outlet air temperature of the dryer satisfies the heating adjustment condition comprises:

when the outlet air temperature of the clothes dryer is smaller than a first temperature threshold value, controlling the heating assembly to operate in a second set power heating mode, wherein the second set power heating mode is a heating mode with a second duty ratio;

when the outlet air temperature of the clothes dryer is greater than a second temperature threshold value, controlling the heating assembly to operate in a third set power heating mode, wherein the third set power heating mode is a heating mode with a third duty ratio;

when the outlet air temperature of the clothes dryer is between a first temperature threshold and a second temperature threshold, controlling the heating assembly to operate in a first set power heating mode; wherein the content of the first and second substances,

the first temperature threshold is less than the second temperature threshold, the second duty cycle is greater than the first duty cycle, and the first duty cycle is greater than the third duty cycle.

3. The laundry drying control method of claim 1, further comprising the steps of:

acquiring the heating time of the heating assembly and the humidity value in the clothes dryer;

and when the heating time is not less than the second time threshold value and/or the real-time humidity value is not greater than the second humidity threshold value, controlling the heating assembly to be closed, and stopping conveying hot air to the clothes dryer.

4. The laundry drying control method of claim 1, wherein the preset temperature range is [55 ℃,60 ℃ ].

5. The laundry drying control method of claim 1, wherein before controlling the heating assembly to operate in the first set power heating mode, the method further comprises the steps of:

the heating component is controlled to be started at full power and to deliver hot air into the clothes dryer.

6. The laundry drying control method of claim 5, wherein after controlling the heating assembly to be turned on at full power, the method further comprises:

acquiring the heating time of a full-power heating mode of a heating assembly and/or the humidity value in a clothes dryer;

when the heating time of the full-power heating is not less than the first time threshold value and/or the humidity value in the clothes dryer is not greater than the first humidity threshold value, the operation of controlling the heating assembly to operate in the first set-power heating mode is executed.

7. The laundry drying control method of claim 5, wherein the real-time temperature value in the dryer is not greater than 70 ℃ during the heating of the heating assembly at full power.

8. The laundry drying control method of claim 1, wherein after controlling the heating assembly to operate in the set power heating mode, the method further comprises:

controlling the heating assembly to stop, controlling a fan of the clothes dryer to be started, and conveying natural wind into the clothes dryer;

and when the natural wind ventilation time is not less than the third time threshold, or the real-time temperature value in the clothes dryer is not greater than the preset temperature threshold, controlling the fan to stop.

9. The laundry drying control method according to any one of claims 1-8, further comprising:

acquiring material information of clothes to be dried;

and determining the total drying time according to the acquired material information of the clothes to be dried, wherein the total drying time comprises the heating time of the heating assembly running at the set power, the heating time of the full-power running and the natural wind ventilation time.

10. A clothes dryer, characterized by comprising:

the cabinet body is used for storing clothes to be dried;

the heating assembly is used for heating the air conveyed into the cabinet body;

the fan is used for conveying outside air into the cabinet body;

the temperature detection assembly is used for detecting the air outlet temperature of the clothes dryer;

the controller is connected with heating element, fan and temperature detect subassembly electricity respectively, includes: at least one processor and a memory communicatively coupled to the at least one processor, wherein the memory stores instructions executable by the at least one processor to cause the at least one processor to perform the laundry drying control method of claims 1-9.

11. A storage medium having a computer program stored thereon, wherein the computer program, when executed by a processor, implements the laundry drying control method according to claims 1-9.

Technical Field

The invention belongs to the technical field of clothes drying, and particularly relates to a clothes drying control method, a clothes dryer and a storage medium.

Background

In order to dry the washed clothes, the clothes are hung outdoors to be dried, and in areas with high relative humidity, the clothes still feel wet and have peculiar smell after being hung outdoors for several days, and the clothes are uncomfortable to wear. For this reason, various structures of dryers have been designed.

The clothes dryer is similar to a wardrobe and comprises a clothes drying area and an equipment area from top to bottom, a clothes hanger rod assembly is arranged on the upper portion of the clothes drying area, the clothes drying area is provided with at least one opening and a cabinet door capable of being operated to open or close the opening, the equipment area comprises electric control equipment, an air inlet and an air outlet are formed between the clothes drying area and the equipment area, and the electric control equipment can input air heated by the equipment area into the clothes drying area to dry clothes in the clothes drying area.

When the clothes dryer is used, the heating assembly continuously heats air, and the hot air is conveyed into the clothes drying area through the fan. However, the drying method not only wastes electric energy, but also excessively dries the moisture in the clothes, so that the clothes have bad effects of dryness, yellowing, even material damage and the like, and the clothes care effect is poor and energy is wasted.

Disclosure of Invention

In order to solve the technical problems mentioned in the background art, the invention provides a clothes drying control method, a clothes dryer and a storage medium, which are used for solving the technical problems of poor clothes care effect and energy waste caused by the fact that the heating mode of a heating assembly is continuously started in the conventional clothes dryer.

In order to achieve the above purpose, the specific technical scheme of the clothes drying control method, the clothes dryer and the storage medium of the invention is as follows:

a clothes drying control method includes:

controlling a heating assembly to heat in a first set power heating mode and conveying hot air into the clothes dryer, wherein the first set power heating mode is a heating mode with a first duty ratio;

acquiring the air outlet temperature of the clothes dryer;

when the outlet air temperature of the clothes dryer meets the heating adjustment condition, the heating power of the heating assembly is adjusted, so that the outlet air temperature of the clothes dryer is kept within a preset temperature range.

Further, when the outlet air temperature of the clothes dryer satisfies the heating adjustment condition, the method for adjusting the heating power of the heating assembly comprises the following steps:

when the outlet air temperature of the clothes dryer is smaller than a first temperature threshold value, controlling the heating assembly to operate in a second set power heating mode, wherein the second set power heating mode is a heating mode with a second duty ratio;

when the outlet air temperature of the clothes dryer is greater than a second temperature threshold value, controlling the heating assembly to operate in a third set power heating mode, wherein the third set power heating mode is a heating mode with a third duty ratio;

when the outlet air temperature of the clothes dryer is between a first temperature threshold and a second temperature threshold, controlling the heating assembly to operate in a first set power heating mode; wherein the content of the first and second substances,

the first temperature threshold is less than the second temperature threshold, the second duty cycle is greater than the first duty cycle, and the first duty cycle is greater than the third duty cycle.

Further, the method comprises the following steps:

acquiring the heating time of the heating assembly and the humidity value in the clothes dryer;

and when the heating time is not less than the second time threshold value and/or the real-time humidity value is not greater than the second humidity threshold value, controlling the heating assembly to be closed, and stopping conveying hot air to the clothes dryer.

Further, the preset temperature range is [55 ℃,60 ℃).

Further, before controlling the heating assembly to operate in the first set power heating mode, the method further comprises the steps of:

the heating component is controlled to be started at full power and to deliver hot air into the clothes dryer.

Further, after controlling the heating assembly to be turned on at full power, the method further comprises:

acquiring the heating time of a full-power heating mode of a heating assembly and/or the humidity value in a clothes dryer;

when the heating time of the full-power heating is not less than the first time threshold value and/or the humidity value in the clothes dryer is not greater than the first humidity threshold value, the operation of controlling the heating assembly to operate in the first set-power heating mode is executed.

Further, the real-time temperature value in the clothes dryer is not more than 70 ℃ in the process of controlling the heating component to heat at full power.

Further, after controlling the heating assembly to heat at the first set power heating mode, the method further comprises:

controlling the heating assembly to stop, controlling a fan of the clothes dryer to be started, and conveying natural wind into the clothes dryer;

and when the natural wind ventilation time is not less than the third time threshold, or the real-time temperature value in the clothes dryer is not greater than the preset temperature threshold, controlling the fan to stop.

Further, the method further comprises:

acquiring material information of clothes to be dried;

and determining the total drying time according to the acquired material information of the clothes to be dried, wherein the total drying time comprises the heating time of the heating assembly running at the set power, the heating time of the full-power running and the natural wind ventilation time.

A clothes dryer, comprising:

the cabinet body is used for storing clothes to be dried;

the heating assembly is used for heating the air conveyed into the cabinet body;

the fan is used for conveying outside air into the cabinet body;

the temperature detection assembly is used for detecting the air outlet temperature of the clothes dryer;

the controller is connected with heating element, fan and temperature detect subassembly electricity respectively, includes: the clothes drying control system comprises at least one processor and a memory which is in communication connection with the at least one processor, wherein the memory stores instructions which can be executed by the at least one processor, so that the at least one processor executes the clothes drying control method.

A storage medium having stored thereon a computer program which, when executed by a processor, implements the laundry drying control method described above.

The clothes drying control method, the clothes dryer and the storage medium have the following advantages that: according to the clothes drying control method, the clothes dryer and the storage medium, the air outlet temperature of the clothes dryer is kept within the preset range by setting the cold and hot alternate drying stage, and clothes are not damaged while mite removal and sterilization in the clothes drying process are ensured; according to the clothes drying control method provided by the invention, the heating assembly is periodically started according to control parameters such as the material and humidity of clothes to be dried, so that different cold and hot alternate drying is realized, the drying temperature, humidity and drying time of the clothes dryer are intelligently adjusted, the nursing quality of the clothes is ensured, and the energy utilization rate is improved.

Drawings

Fig. 1 is a control flowchart of a laundry drying control method according to a first embodiment of the present invention;

fig. 2 is a control flowchart of a clothes drying control method according to a second embodiment of the present invention;

fig. 3 is a control flowchart of a clothes drying control method according to a third embodiment of the present invention;

fig. 4 is a control flowchart of a fourth embodiment of a laundry drying control method according to the present invention.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 in specific cases to those skilled in the art. In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

In order to improve the clothes drying efficiency and ensure the nursing quality of clothes, the application provides a method for controlling the drying process of the clothes dryer according to the parameters of the material of the clothes to be dried, the humidity of the clothes to be dried, the temperature and the humidity of the clothes dryer and the like.

Fig. 1 schematically shows a control flowchart of a laundry drying control method, and as shown in fig. 1, the present invention provides a laundry drying control method, including:

s10, the clothes drying process comprises a cold and hot alternate drying stage, in the cold and hot alternate drying stage, the heating assembly is controlled to operate in a first set power heating mode, the fan is controlled to be started, and hot air is conveyed into the clothes dryer, wherein the first set power heating mode is a heating mode with a first duty ratio;

specifically, the clothes dryer enters a cold and hot alternate drying stage, an initial stage, the heating assembly and the fan are controlled to be started, the heating assembly operates in a first set power heating mode, for example, a first duty ratio is 50%, wherein the duty ratio of the heating assembly is the ratio of the starting time to the stopping time of the heating assembly. Generally, in the initial stage, within 10ms, the heating element is turned on for 5ms and turned off for 5ms, and the duty ratio of the heating element is 50%.

S20, obtaining the air outlet temperature of the clothes dryer;

generally, the obtained outlet air temperature of the clothes dryer is a temperature value after the outlet air temperature in the clothes dryer is in a stable state, for example, after the heating assembly is heated for a period of time, the fluctuation range of the temperature value obtained by the temperature sensor and continuously and repeatedly measuring the outlet air temperature of the clothes dryer is within a certain range, such as ± 0.5 ℃, that is, the outlet air temperature of the clothes dryer is in the stable state.

And S30, when the outlet air temperature of the clothes dryer meets the heating adjustment condition, adjusting the heating power of the heating assembly to keep the outlet air temperature of the clothes dryer within a preset temperature range.

When the air outlet temperature of the clothes dryer does not meet the heating adjustment condition, the heating assembly is indicated to operate in a first set power heating mode, the air outlet temperature of the clothes dryer is kept within a preset temperature range, and the heating power of the heating assembly does not need to be adjusted; when the outlet air temperature of the clothes dryer meets the heating adjustment condition, the outlet air temperature of the clothes dryer cannot be maintained within a preset range and cannot meet the requirement of the clothes dryer when the heating assembly is heated and operated at the first set power, and the heating power of the heating assembly needs to be adjusted.

In this embodiment, as shown in fig. 2, when the outlet air temperature of the dryer satisfies the heating adjustment condition, the adjusting the duty ratio of the heating assembly includes:

when the outlet air temperature of the clothes dryer is smaller than a first temperature threshold value, controlling the heating assembly to operate in a second set power heating mode, wherein the second set power heating mode is a heating mode with a second duty ratio;

when the outlet air temperature of the clothes dryer is greater than a second temperature threshold value, controlling the heating assembly to operate in a third set power heating mode, wherein the third set power heating mode is a heating mode with a third duty ratio;

when the outlet air temperature of the clothes dryer is between a first temperature threshold and a second temperature threshold, controlling the heating assembly to operate in a first set power heating mode; wherein the content of the first and second substances,

the first temperature threshold is smaller than the second temperature threshold, the second duty ratio is larger than the first duty ratio, the first duty ratio is larger than the third duty ratio, and the first temperature threshold and the second temperature threshold are respectively end points of a preset temperature range. For example, during the operation of the heating assembly at the set power, the real-time temperature value in the clothes dryer is maintained between 55 ℃ and 60 ℃, i.e. the preset temperature range is [55 ℃,60 ℃). The first duty cycle is 60%, the second duty cycle is 80%, and the third duty cycle is 40%, and the duty cycles may be determined according to actual conditions, and the present application is not particularly limited.

In addition, the heating assembly can be controlled to operate at a smaller heating power according to the test condition, the real-time temperature value in the clothes dryer is smaller than a first temperature threshold value in the heating process, the heating assembly is controlled to operate at a larger heating power, after the stabilization, the real-time temperature value in the clothes dryer is larger than a second temperature threshold value, then the heating assembly is controlled to operate at a smaller heating power, the heating assembly is controlled to heat the clothes dryer by alternately controlling the heating assembly to heat the clothes dryer at the smaller heating power and the larger heating power in the heating process, and the control of the air outlet temperature of the clothes dryer can also be realized. The mode needs constantly to change the heating power of heating element in the heating process, and heating power all adjusts through the duty cycle that the silicon controlled rectifier exported the PMW wave form.

Generally, about 60 ℃ is the optimum temperature for drying clothes, the temperature for removing mites on the clothes is generally required to be more than 55 ℃, preferably, the first temperature threshold is 55 ℃, and the second temperature threshold is 60 ℃, namely, the air outlet temperature of the clothes dryer is maintained between 55 ℃ and 60 ℃ by adjusting the heating power of the heating assembly, so that the clothes are not damaged under the condition of ensuring mite removal and sterilization, and the clothes drying quality and the energy utilization rate of a user are improved.

In this embodiment, the method further includes the steps of:

acquiring the heating time of the heating assembly and the humidity value in the clothes dryer;

and when the heating time is not less than the second time threshold value and/or the real-time humidity value is not greater than the second humidity threshold value, controlling the heating assembly to be closed, and stopping conveying hot air to the clothes dryer.

Wherein the second time length threshold is not less than 50% of the total drying time length, and the second humidity threshold is set to be 20%/RH.

Specifically, the duty ratio of the PWM waveform of the thyristor is adjusted to further control the on and off of the heating element, and in a period of the PWM waveform, such as 20ms, assuming that the heating element operates at 220V and 50Hz, the time for turning on the heating element is set to 12ms, and the time for turning off the heating element is set to 8 ms.

The clothes drying control method provided by the embodiment utilizes a drying mode of periodically opening the heating assembly, and adjusts the duty ratio of the heating assembly according to the air outlet temperature, so that the air outlet temperature of the clothes dryer is controlled within a preset temperature range, the clothes drying process is guaranteed to remove mites and sterilize, clothes are not damaged, the heating assembly is periodically opened according to control parameters such as the material and humidity of the clothes to be dried, drying of different cold and hot alternation is further realized, the drying temperature, humidity and drying time of the clothes dryer are intelligently adjusted, the nursing quality of the clothes is guaranteed, and the energy utilization rate is improved.

In this embodiment, the method further includes:

acquiring material information of clothes to be dried;

and determining the total drying time according to the acquired material information of the clothes to be dried, wherein the total drying time comprises the heating time of the heating assembly running at the set power, the heating time of the full-power running and the natural wind ventilation time.

Specifically, detect the water content after the clothing dehydration through the weighing unit, confirm the material information of the clothing of treating drying, usually, the water content after the dehydration of cotton clothing is greater than the water content after the dehydration of chemical fibre clothing, and the water content after the dehydration of chemical fibre clothing is greater than the water content after the dehydration of silk clothing. Or the clothes material is selected by a clothes material selection button, a touch screen and the like on the clothes dryer. Moreover, the humidity of the clothes to be dried can be detected to determine the material of the clothes to be dried, and the humidity of the clothes after washing with the machine, such as cotton clothes, chemical fiber clothes and silk clothes, is respectively 13%/RH, 10%/RH and 8%/RH, so that the material information of the clothes to be dried is determined.

Aiming at different materials, different total drying time lengths are set, and the total drying time lengths of cotton clothes, chemical fiber clothes and silk clothes are respectively set as: 45 minutes, 30 minutes, 20 minutes. The total drying time can be adjusted according to actual conditions, for example, a user can adjust the total drying time by referring to the weight of the clothes to be dried, wherein the total drying time of 0-1Kg is 30 minutes, the total drying time of 1Kg-2Kg is 60 minutes, and the total drying time of more than 2Kg is 120 minutes.

In the drying process of the clothes dryer, if water vapor evaporates after clothes to be dried are heated, the humidity in the clothes dryer is too high, for example, the real-time humidity in the clothes dryer exceeds 60%, and the clothes cannot be completely dried only by adopting a set power heating mode. As shown in fig. 3, before controlling the heating assembly to operate in the first set power heating mode, the method further comprises the steps of:

the heating component is controlled to be started at full power and to deliver hot air into the clothes dryer.

Specifically, the heating module is turned on at full power as a heating mode with a duty ratio of 1, that is, the heating module is continuously turned on in a strong wind drying stage.

Further, after controlling the heating assembly to be turned on at full power, the method further comprises:

acquiring drying control parameters of the clothes dryer in a strong wind drying stage, wherein the drying control parameters comprise heating time of full-power heating of a heating assembly and/or humidity value in the clothes dryer;

when the heating time of the full-power heating is not less than the first time threshold value and/or the humidity value in the clothes dryer is not greater than the first humidity threshold value, the operation of controlling the heating assembly to operate in the first set-power heating mode is executed.

Generally, the first time threshold is not more than 40% of the total drying time, the first humidity threshold is set to be 60%/RH, and the first time threshold and the first humidity threshold can be adjusted according to actual conditions.

In order to prevent the high-temperature hot air from damaging clothes in the drying process, the real-time temperature value in the clothes dryer is not more than 70 ℃ in the strong air drying stage, so that the mite removal and sterilization can be realized, the clothes are not damaged, and the nursing quality is improved.

In this embodiment, as shown in fig. 4, after the heating assembly is controlled to operate in the set power heating mode, the temperature inside the dryer still has a temperature difference with the outside, and the method further includes

Controlling the heating assembly to stop, controlling a fan of the clothes dryer to be started, and conveying natural wind into the clothes dryer;

and when the natural wind ventilation time is not less than the third time threshold, or the real-time temperature value in the clothes dryer is not greater than the preset temperature threshold, controlling the fan to stop.

The third time length threshold value is not more than 10% of the total drying time length, or the real-time temperature value in the clothes dryer is not more than 20 ℃, the clothes are shaped after being dried, and meanwhile, a user can take the clothes conveniently.

An embodiment of the present invention provides a clothes dryer, including:

the cabinet body is used for storing clothes to be dried; the cabinet body is connected with the equipment district, is equipped with air intake and air outlet on the cabinet body, and the air intake makes equipment district and cabinet body intercommunication, is equipped with heating element and fan in the equipment district, opens fan and heating element, and it is internal to pass through the air intake entering cabinet with the steam after the heating.

The heating assembly is used for heating the air conveyed into the cabinet body;

the fan is used for conveying outside air into the cabinet body;

the temperature detection assembly is used for detecting the air outlet temperature of the clothes dryer; the temperature detection assembly can be a temperature sensor, the temperature sensor can be arranged at the air outlet of the cabinet body, or the temperature sensor comprises a plurality of temperature sensors, the temperature sensors are respectively arranged at different positions of the cabinet body, and the average value of real-time temperature values acquired by the temperature sensors is used as the air outlet temperature of the clothes dryer.

The controller is connected with heating element, fan and temperature detect subassembly electricity respectively, includes: the clothes drying control system comprises at least one processor and a memory which is in communication connection with the at least one processor, wherein the memory stores instructions which can be executed by the at least one processor, so that the at least one processor executes the clothes drying control method.

According to the clothes dryer provided by the embodiment of the invention, the drying mode of periodically starting the heating assembly is utilized, and the duty ratio of the heating assembly is adjusted according to the air outlet temperature, so that the air outlet temperature of the clothes dryer is controlled within a preset temperature range, the clothes are not damaged while mite removal and sterilization in the clothes drying process are ensured, the heating assembly is periodically started according to control parameters such as the material and humidity of the clothes to be dried, the drying with different cold and hot alternation is further realized, the drying temperature, humidity and drying time of the clothes dryer are intelligently adjusted, the nursing quality of the clothes is ensured, and the energy utilization rate is improved.

Furthermore, an embodiment of the present invention also provides a computer-readable storage medium, on which a computer program is stored, which when executed by a processor implements the steps of the method as described above.

In this embodiment, the module/unit integrated with the dryer drying control apparatus may be stored in a computer-readable storage medium if it is implemented in the form of a software functional unit and sold or used as a separate product. Based on such understanding, all or part of the flow of the method according to the embodiments of the present invention may also be implemented by a computer program, which may be stored in a computer-readable storage medium, and when the computer program is executed by a processor, the steps of the method embodiments may be implemented. Wherein the computer program comprises computer program code, which may be in the form of source code, object code, an executable file or some intermediate form, etc. The computer-readable medium may include: any entity or device capable of carrying the computer program code, recording medium, usb disk, removable hard disk, magnetic disk, optical disk, computer Memory, Read-Only Memory (ROM), Random Access Memory (RAM), electrical carrier wave signals, telecommunications signals, software distribution medium, and the like. It should be noted that the computer readable medium may contain content that is subject to appropriate increase or decrease as required by legislation and patent practice in jurisdictions, for example, in some jurisdictions, computer readable media does not include electrical carrier signals and telecommunications signals as is required by legislation and patent practice.

Illustratively, the computer program may be partitioned into one or more modules/units that are stored in the memory and executed by the processor to implement the invention. The one or more modules/units may be a series of computer program instruction segments capable of performing specific functions, which are used for describing the execution process of the computer program in the rice-cooker crisp-keeping device.

The device may be a desktop computer, a notebook, a palm top computer, a cloud server, or other computing device. The apparatus may include, but is not limited to, a processor, a memory. It will be appreciated by those skilled in the art that the schematic diagrams are merely examples of the devices and do not constitute a limitation on the devices, and may include more or less components than those shown, or some components in combination, or different components, e.g., the devices may also include input output devices, network access devices, buses, etc.

The Processor may be a Central Processing Unit (CPU), other general purpose Processor, a Digital Signal Processor (DSP), an Application Specific Integrated Circuit (ASIC), an off-the-shelf Programmable Gate Array (FPGA) or other Programmable logic device, discrete Gate or transistor logic device, discrete hardware component, etc. A general purpose processor may be a microprocessor or the processor may be any conventional processor or the like that is the control center for the device and that connects the various parts of the overall device using various interfaces and lines.

The memory may be used to store the computer programs and/or modules, and the processor may implement the various functions of the apparatus by running or executing the computer programs and/or modules stored in the memory, as well as by invoking data stored in the memory. The memory may mainly include a storage program area and a storage data area, wherein the storage program area may store an operating system, an application program required by at least one function (such as a sound playing function, an image playing function, etc.), and the like; the storage data area may store data (such as audio data, a phonebook, etc.) created according to the use of the cellular phone, and the like. In addition, the memory may include high speed random access memory, and may also include non-volatile memory, such as a hard disk, a memory, a plug-in hard disk, a Smart Media Card (SMC), a Secure Digital (SD) Card, a Flash memory Card (Flash Card), at least one magnetic disk storage device, a Flash memory device, or other volatile solid state storage device.

In the embodiments of the present invention, it should be understood that the disclosed apparatus and method may be implemented in other ways. For example, the above-described apparatus embodiments are merely illustrative, and for example, the described units or division of units is only one type of division of logical functions, and there may be other divisions when actually implemented, for example, a plurality of units or components may be combined or may be integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or units, and may be in an electrical or other form.

Those skilled in the art will appreciate that while some embodiments herein include some features included in other embodiments, rather than others, combinations of features of different embodiments are meant to be within the scope of the invention and form different embodiments. For example, in the following claims, any of the claimed embodiments may be used in any combination.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.