Induction cooker temperature control method based on air duct optimization design

Abstract

The invention provides an induction cooker temperature control method based on air duct optimization design, and the method comprises the steps: collecting the internal temperature of an induction cooker in a heating state, the current coil working parameter and the current fan working parameter, and combining an air duct flow channel of the induction cooker based on the internal temperature, the current coil working parameter and the current fan working parameter. Determining the heat dissipation efficiency of the induction cooker, adjusting the current coil working parameters and the current fan working parameters based on the relationship between the heat dissipation efficiency of the induction cooker and the preset heat dissipation efficiency and in combination with the target temperature of the induction cooker, and adjusting the current coil working parameters and the current fan working parameters based on the adjusted parameters of the current coil working parameters and the current fan working parameters. The air channel flow channel is further optimized, rapid cooling of the internal temperature of the induction cooker is guaranteed, the purpose of optimal cooling control over the draught fan is achieved, safe use of the induction cooker is guaranteed, and the service life of the induction cooker is prolonged.

Description

Technical Field

[0001] The invention relates to the technical field of induction cooker temperature control, and in particular to an induction cooker temperature control method based on air duct optimization design. Background Art

[0002] Induction cookers are becoming more and more popular due to their convenience and fast heating. When using an induction cooker, a lot of heat will be generated inside the cooker, and this heat needs to be dissipated. The heat dissipation method of the induction cooker mainly includes a fan. The fan dissipates the heat through the built-in fan.

[0003] An unreasonable design of the heat dissipation system of an induction cooker can lead to a variety of problems. The heat dissipation system of an inferior induction cooker is not designed properly, and the accumulation of oil and dirt will block the vents, causing the internal temperature to rise, affecting the heating and service life of the induction cooker coil, and in severe cases may even cause damage to the induction cooker, so the temperature control of the induction cooker is particularly important. Summary of the invention

[0004] The invention provides an induction cooker temperature control method based on air duct optimization design, which is used to solve the problems raised in the background technology.

[0005] A method for controlling temperature of an induction cooker based on air duct optimization design, comprising:

[0006] S1: Collect the internal temperature of the induction cooker in the heating state, as well as the current coil working parameters and the current fan working parameters;

[0007] S2: determining the heat dissipation efficiency of the induction cooker based on the internal temperature, the current coil operating parameters and the current fan operating parameters in combination with the air duct flow path of the induction cooker;

[0008] S3: Based on the relationship between the heat dissipation efficiency of the induction cooker and the preset heat dissipation efficiency and in combination with the target temperature of the induction cooker, the current coil operating parameters and the current fan operating parameters are adjusted;

[0009] S4: Further optimize the air duct flow path based on the adjusted parameters of the current coil operating parameters and the current fan operating parameters.

[0010] Preferably, in S1, collecting the internal temperature of the induction cooker in the heating state, as well as the current coil working parameters and the current fan working parameters, includes:

[0011] The internal temperature of the induction cooker in the heating state is collected based on the temperature sensor;

[0012] Based on the voltage sensor, current sensor and timer, the current coil working parameters are collected to obtain the current working parameters, including the current heating power and the current heating time;

[0013] The fan detection device detects the current fan operating parameters, including the current speed, current flow and current power.

[0014] Preferably, in S2, based on the internal temperature, the current coil operating parameters and the current fan operating parameters, combined with the air duct flow path of the induction cooker, the heat dissipation efficiency of the induction cooker is determined, including:

[0015] Obtain the internal temperature difference during the heat dissipation time, and determine the amount of air passing through the air duct flow channel per unit time based on the current fan operating parameters;

[0016] Based on the internal temperature difference and the amount of air passing through the air duct during the period of time, determine the amount of heat dissipated by the fan during the heat dissipation time;

[0017] Based on the current coil operating parameters and combined with the heat dissipation, the heat dissipation efficiency of the induction cooker is determined.

[0018] Preferably, in S3, based on the relationship between the heat dissipation efficiency of the induction cooker and the preset heat dissipation efficiency and in combination with the target temperature of the induction cooker, the current coil operating parameters and the current fan operating parameters are adjusted, including:

[0019] Determine whether the heat dissipation efficiency of the induction cooker is greater than the preset heat dissipation efficiency;

[0020] If so, make sure the heat dissipation of the induction cooker is working properly;

[0021] Otherwise, it is determined that the heat dissipation of the induction cooker is abnormal, and the current coil working parameters and the current fan working parameters are adjusted in combination with the target temperature of the induction cooker.

[0022] Preferably, determining that the heat dissipation of the induction cooker is abnormal, and adjusting the current coil working parameters and the current fan working parameters in combination with the target temperature of the induction cooker include:

[0023] After determining that the heat dissipation of the induction cooker is abnormal, determining the excess heat in the induction cooker based on the difference between the heat dissipation efficiency and the preset heat dissipation efficiency;

[0024] Acquire the current heating power and the current heating time from the current coil working parameters, and determine multiple combinations of adjusting the heating power and adjusting the heating time to meet the target temperature of the induction cooker based on the current heating power and the current heating time;

[0025] Obtain the difference value of the heat generated before and after the adjustment according to each combination, and determine the heat difference change trend within the preset time period after the adjustment based on the difference value, obtain the stable difference value when the trend tends to be stable from the heat difference change trend, obtain the candidate combination corresponding to the difference value within the first preset range and the stable difference value within the second preset range from all the combinations, and obtain the candidate combination with the smallest difference between the selected difference value and the stable difference value as the target combination from the candidate combinations;

[0026] Obtaining adjustment values ​​of the current heating power and the current heating time under the target combination, and obtaining the absorption ratio of excess heat under the adjustment values;

[0027] Based on the absorption ratio of the excess heat, the remaining excess heat is obtained, and based on the remaining excess heat, the current fan operating parameters are adjusted.

[0028] Preferably, based on the remaining excess heat, the current fan operating parameters are adjusted, including:

[0029] Obtaining the current speed, current flow rate and current power from the fan operating parameters;

[0030] The heat generated and the heat dissipated by the fan are determined based on the current rotation speed and the current power, and the adjustment parameters for the current rotation speed and the current power are determined based on the remaining excess heat in combination with the heat generated and the heat dissipated.

[0031] Preferably, in S4, based on the current coil operating parameters and the parameters adjusted by the current fan operating parameters, the air duct flow channel is further optimized, including:

[0032] Obtaining the latest heat dissipation efficiency under the current coil working parameters and the parameters adjusted by the current fan working parameters, and determining whether the latest heat dissipation efficiency is greater than the preset heat dissipation efficiency;

[0033] If so, there is no need to optimize the air duct flow path;

[0034] Otherwise, the air duct flow path is optimized based on the current flow rate.

[0035] Preferably, based on the current flow rate, the air duct flow path is optimized, including:

[0036] Determine the flow distribution corresponding to each air duct flow channel based on the current flow rate, determine the structural distribution of each air duct flow channel, and establish a distribution correspondence between the flow distribution and the structural distribution;

[0037] The distribution correspondence is learned to obtain an average relationship between flow and structure, and the air duct flow passage to be cleaned that does not satisfy the average relationship is obtained;

[0038] Cleaning the air duct to be cleaned using a cleaning device;

[0039] Determine the position distribution relationship between the air duct flow channel and the coil position, determine the coil area corresponding to each air duct flow channel, and obtain the cooling value of each air duct flow channel on the coil area, and classify the coil area based on the cooling value to obtain multiple levels of coil grade area groups;

[0040] Determining a target spacing for a corresponding air duct flow channel based on a numerical difference between an average temperature drop value of the coil grade area group and a preset temperature drop value;

[0041] Based on the level of the coil level area, determining the optimization priority of the corresponding air duct flow channel, and based on the target spacing, optimizing the spacing of the air duct flow channels in sequence according to the adjustment priority to obtain the spacing optimization result of the air duct flow channels;

[0042] Obtaining the precise numerical difference between the cooling value of the coil grade area and the preset cooling value, and determining the sorting results of all coil grade areas based on the magnitude of the precise numerical difference;

[0043] Determine whether the order of the air duct flow channel spacing sizes under the spacing optimization result is consistent with the sorting result;

[0044] If so, optimizing the air duct flow path based on the spacing optimization result;

[0045] Otherwise, the spacing optimization result is optimized again based on the sorting result.

[0046] Preferably, the air duct to be cleaned is cleaned using a cleaning device, comprising:

[0047] Determine the flow channel position of the air duct flow channel to be cleaned;

[0048] A cleaning direction of the cleaning device is set based on the flow channel position, and the flow channel of the air channel to be cleaned is cleaned according to the cleaning direction.

[0049] Preferably, performing secondary optimization on the spacing optimization result based on the sorting result includes:

[0050] The spacing of the air duct channels in the spacing optimization result is adjusted according to the sorting result, so that the order of the air duct channel spacing sizes in the spacing optimization result is consistent with the sorting result.

[0051] Compared with the prior art, the present invention has achieved the following beneficial effects:

[0052] By collecting the internal temperature of the induction cooker in the heating state, as well as the current coil working parameters and the current fan working parameters, based on the internal temperature, the current coil working parameters and the current fan working parameters, combined with the air duct flow path of the induction cooker, the heat dissipation efficiency of the induction cooker is determined, based on the relationship between the heat dissipation efficiency of the induction cooker and the preset heat dissipation efficiency, combined with the target temperature of the induction cooker, the current coil working parameters and the current fan working parameters are adjusted, based on the adjusted parameters of the current coil working parameters and the current fan working parameters, the air duct flow path is further optimized to ensure the rapid cooling of the internal temperature of the induction cooker, achieve the optimal cooling control purpose of the fan, ensure the safe use of the induction cooker, and increase the service life of the induction cooker.

[0053] Other features and advantages of the present invention will be described in the following description, and partly become apparent from the description, or understood by practicing the present invention. The purpose and other advantages of the present invention can be realized and obtained by the structures specifically pointed out in this application document.

[0054] The technical solution of the present invention is further described in detail below through the accompanying drawings and embodiments. BRIEF DESCRIPTION OF THE DRAWINGS

[0055] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0056] Figure 1 This is a flow chart of a method for controlling temperature of an induction cooker based on air duct optimization design in an embodiment of the present invention;

[0057] Figure 2 This is a flow chart of parameter collection in an embodiment of the present invention;

[0058] Figure 3 The figure is a flow chart of determining heat dissipation efficiency in an embodiment of the present invention. DETAILED DESCRIPTION

[0059] The preferred embodiments of the present invention are described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present invention, and are not used to limit the present invention.

[0060] Embodiment 1:

[0061] The embodiment of the present invention provides an induction cooker temperature control method based on air duct optimization design. Figure 1 As shown, including:

[0062] S1: Collect the internal temperature of the induction cooker in the heating state, as well as the current coil working parameters and the current fan working parameters;

[0063] S2: determining the heat dissipation efficiency of the induction cooker based on the internal temperature, the current coil operating parameters and the current fan operating parameters in combination with the air duct flow path of the induction cooker;

[0064] S3: Based on the relationship between the heat dissipation efficiency of the induction cooker and the preset heat dissipation efficiency and in combination with the target temperature of the induction cooker, the current coil operating parameters and the current fan operating parameters are adjusted;

[0065] S4: Further optimize the air duct flow path based on the adjusted parameters of the current coil operating parameters and the current fan operating parameters.

[0066] In this embodiment, the current coil operating parameters include current heating power and current heating time.

[0067] In this embodiment, the current fan operating parameters include current rotation speed, current flow rate and current power.

[0068] In this embodiment, when the heat dissipation efficiency of the induction cooker is less than the preset heat dissipation efficiency, it is necessary to adjust the current coil working parameters and the current fan working parameters.

[0069] In this embodiment, optimizing the air duct flow channel includes structural optimization and cleaning optimization.

[0070] The beneficial effect of the above design scheme is: by collecting the internal temperature of the induction cooker in the heating state, as well as the current coil working parameters and the current fan working parameters, based on the internal temperature, the current coil working parameters and the current fan working parameters, combined with the air duct flow path of the induction cooker, the heat dissipation efficiency of the induction cooker is determined; based on the relationship between the heat dissipation efficiency of the induction cooker and the preset heat dissipation efficiency, combined with the target temperature of the induction cooker, the current coil working parameters and the current fan working parameters are adjusted; based on the adjusted parameters of the current coil working parameters and the current fan working parameters, the air duct flow path is further optimized to ensure the rapid cooling of the internal temperature of the induction cooker, achieve the optimal cooling control purpose of the fan, ensure the safe use of the induction cooker, and provide the service life of the induction cooker.

[0071] Embodiment 2:

[0072] Based on Example 1, the present invention provides an induction cooker temperature control method based on air duct optimization design, such as Figure 2 As shown, in S1, the internal temperature of the induction cooker in the heating state, as well as the current coil working parameters and the current fan working parameters are collected, including:

[0073] The internal temperature of the induction cooker in the heating state is collected based on the temperature sensor;

[0074] Based on the voltage sensor, current sensor and timer, the current coil working parameters are collected to obtain the current working parameters, including the current heating power and the current heating time;

[0075] The fan detection device detects the current fan operating parameters, including the current speed, current flow and current power.

[0076] The beneficial effects of the above design scheme are: by collecting the internal temperature of the induction cooker in the heating state based on the temperature sensor, and collecting the current coil working parameters based on the voltage sensor, current sensor and timer, the current working parameters are obtained, including the current heating power and the current heating time, and the current fan working parameters are detected based on the fan detection device, including the current speed, current flow rate and current power, to achieve parameter detection of the induction cooker, and provide a parameter basis for further temperature analysis and control of the induction cooker.

[0077] Embodiment 3:

[0078] Based on Example 1, the present invention provides an induction cooker temperature control method based on air duct optimization design, such as Figure 3 As shown, in S2, based on the internal temperature, the current coil working parameters and the current fan working parameters, combined with the air duct flow path of the induction cooker, the heat dissipation efficiency of the induction cooker is determined, including:

[0079] Obtain the internal temperature difference during the heat dissipation time, and determine the amount of air passing through the air duct flow channel per unit time based on the current fan operating parameters;

[0080] Based on the internal temperature difference and the amount of air passing through the air duct during the period of time, determine the amount of heat dissipated by the fan during the heat dissipation time;

[0081] Based on the current coil operating parameters and combined with the heat dissipation, the heat dissipation efficiency of the induction cooker is determined.

[0082] In this embodiment, heat dissipation calculation: the heat dissipation Q can be calculated by the formula Q=c×m×(T2-T1), where c is the specific heat capacity of the air, m is the amount of air passing through the air duct flow channel per unit time, and T2-T1 is the internal temperature difference.

[0083] In this embodiment, the heat dissipation is positively correlated with the heat dissipation efficiency, which is further determined in combination with the current coil operating parameters and actual conditions.

[0084] The beneficial effects of the above design scheme are: by obtaining the internal temperature difference value of the internal temperature during the heat dissipation time, based on the current fan working parameters, the air volume passing through the air duct flow channel per unit time is determined; based on the internal temperature difference value and the air volume passing through the air duct flow channel per unit time, the heat dissipation of the fan during the heat dissipation time is determined; based on the current coil working parameters and combined with the heat dissipation, the heat dissipation efficiency of the induction cooker is determined, providing a basis for the temperature control of the induction cooker.

[0085] Embodiment 4:

[0086] Based on Example 1, the embodiment of the present invention provides an induction cooker temperature control method based on air duct optimization design. In S3, based on the relationship between the heat dissipation efficiency of the induction cooker and the preset heat dissipation efficiency, combined with the target temperature of the induction cooker, the current coil working parameters and the current fan working parameters are adjusted, including:

[0087] Determine whether the heat dissipation efficiency of the induction cooker is greater than the preset heat dissipation efficiency;

[0088] If so, make sure the heat dissipation of the induction cooker is working properly;

[0089] Otherwise, it is determined that the heat dissipation of the induction cooker is abnormal, and the current coil working parameters and the current fan working parameters are adjusted in combination with the target temperature of the induction cooker.

[0090] The beneficial effect of the above design scheme is: by judging whether the heat dissipation efficiency of the induction cooker is greater than the preset heat dissipation efficiency; if so, determining that the heat dissipation of the induction cooker is normal; otherwise, determining that the heat dissipation of the induction cooker is abnormal, and combining the target temperature of the induction cooker, adjusting the current coil working parameters and the current fan working parameters, to achieve real-time detection of the working status of the induction cooker, and facilitate the subsequent timely adjustment of the heat dissipation of the induction cooker.

[0091] Embodiment 5:

[0092] Based on Example 4, the embodiment of the present invention provides an induction cooker temperature control method based on air duct optimization design, which determines that the heat dissipation of the induction cooker is abnormal, and adjusts the current coil working parameters and the current fan working parameters in combination with the target temperature of the induction cooker, including:

[0093] After determining that the heat dissipation of the induction cooker is abnormal, determining the excess heat in the induction cooker based on the difference between the heat dissipation efficiency and the preset heat dissipation efficiency;

[0094] Acquire the current heating power and the current heating time from the current coil working parameters, and determine multiple combinations of adjusting the heating power and adjusting the heating time to meet the target temperature of the induction cooker based on the current heating power and the current heating time;

[0095] Obtain the difference value of the heat generated before and after the adjustment according to each combination, and determine the heat difference change trend within the preset time period after the adjustment based on the difference value, obtain the stable difference value when the trend tends to be stable from the heat difference change trend, obtain the candidate combination corresponding to the difference value within the first preset range and the stable difference value within the second preset range from all the combinations, and obtain the candidate combination with the smallest difference between the selected difference value and the stable difference value as the target combination from the candidate combinations;

[0096] Obtaining adjustment values ​​of the current heating power and the current heating time under the target combination, and obtaining the absorption ratio of excess heat under the adjustment values;

[0097] Based on the absorption ratio of the excess heat, the remaining excess heat is obtained, and based on the remaining excess heat, the current fan operating parameters are adjusted.

[0098] In this embodiment, the excess heat in the induction cooker is caused by the heat dissipation efficiency not meeting the standard.

[0099] In this embodiment, the multiple combinations of adjusting the heating power and adjusting the heating time to meet the target temperature of the induction cooker are the combined adjustment situations of the current heating power and the current heating time that can achieve the target temperature.

[0100] In this embodiment, the difference in heat generated by each combination before and after adjustment may change over time.

[0101] The beneficial effect of the above design scheme is: after determining that the heat dissipation of the induction cooker is abnormal, the excess heat in the induction cooker is determined based on the difference between the heat dissipation efficiency and the preset heat dissipation efficiency;

[0102] The current heating power and the current heating time are obtained from the current coil working parameters, and multiple combinations of adjusted heating power and adjusted heating time that meet the target temperature of the induction cooker are determined based on the current heating power and the current heating time; the difference value of the heat generated before and after the adjustment of each combination is obtained, and the trend of the heat difference change within a preset time period after the adjustment is determined based on the difference value, and the stable difference value when the trend tends to be stable is obtained from the heat difference change trend, and the candidate combination corresponding to the difference value within the first preset range and the stable difference value within the second preset range is obtained from all the combinations, and the candidate combination with the smallest difference between the selected difference value and the stable difference value is obtained from the candidate combinations as the target combination; the adjustment value of the current heating power and the current heating time under the target combination is obtained, and the absorption ratio of the excess heat under the adjustment value is obtained; based on the absorption ratio of the excess heat, the remaining excess heat is obtained, and based on the remaining excess heat, the current fan working parameters are adjusted to achieve the temperature control of the induction cooker from the parameter adjustment aspect.

[0103] Embodiment 6:

[0104] Based on Example 5, the embodiment of the present invention provides an induction cooker temperature control method based on air duct optimization design, which adjusts the current fan operating parameters based on the remaining excess heat, including:

[0105] Obtaining the current speed, current flow rate and current power from the fan operating parameters;

[0106] The heat generated and the heat dissipated by the fan are determined based on the current rotation speed and the current power, and the adjustment parameters for the current rotation speed and the current power are determined based on the remaining excess heat in combination with the heat generated and the heat dissipated.

[0107] The beneficial effects of the above design scheme are: by obtaining the current speed, current flow rate and current power from the fan working parameters, determining the heat generated and dissipated by the fan based on the current speed and current power, and based on the remaining excess heat, combined with the heat generated and the heat dissipated, determining the adjustment parameters for the current speed and current power, thereby achieving temperature control of the induction cooker from the aspect of parameter adjustment.

[0108] Embodiment 7:

[0109] Based on Example 1, the embodiment of the present invention provides an induction cooker temperature control method based on air duct optimization design. In S4, based on the current coil working parameters and the parameters adjusted by the current fan working parameters, the air duct flow channel is further optimized, including:

[0110] Obtaining the latest heat dissipation efficiency under the current coil working parameters and the parameters adjusted by the current fan working parameters, and determining whether the latest heat dissipation efficiency is greater than the preset heat dissipation efficiency;

[0111] If so, there is no need to optimize the air duct flow path;

[0112] Otherwise, the air duct flow path is optimized based on the current flow rate.

[0113] The beneficial effect of the above design scheme is: by obtaining the latest heat dissipation efficiency under the current coil working parameters and the parameters after the current fan working parameters are adjusted, it is determined whether the latest heat dissipation efficiency is greater than the preset heat dissipation efficiency; if so, there is no need to optimize the air duct flow channel, otherwise, based on the current flow rate, the air duct flow channel is optimized to achieve induction cooker temperature control based on air duct optimization design.

[0114] Embodiment 8:

[0115] Based on Example 7, the embodiment of the present invention provides an induction cooker temperature control method based on air duct optimization design, which optimizes the air duct flow channel based on the current flow rate, including:

[0116] Determine the flow distribution corresponding to each air duct flow channel based on the current flow rate, determine the structural distribution of each air duct flow channel, and establish a distribution correspondence between the flow distribution and the structural distribution;

[0117] The distribution correspondence is learned to obtain an average relationship between flow and structure, and the air duct flow passage to be cleaned that does not satisfy the average relationship is obtained;

[0118] Cleaning the air duct to be cleaned using a cleaning device;

[0119] Determine the position distribution relationship between the air duct flow channel and the coil position, determine the coil area corresponding to each air duct flow channel, and obtain the cooling value of each air duct flow channel on the coil area, and classify the coil area based on the cooling value to obtain multiple levels of coil grade area groups;

[0120] Determining a target spacing for a corresponding air duct flow channel based on a numerical difference between an average temperature drop value of the coil grade area group and a preset temperature drop value;

[0121] Based on the level of the coil level area, determining the optimization priority of the corresponding air duct flow channel, and based on the target spacing, optimizing the spacing of the air duct flow channels in sequence according to the adjustment priority to obtain the spacing optimization result of the air duct flow channels;

[0122] Obtaining the precise numerical difference between the cooling value of the coil grade area and the preset cooling value, and determining the sorting results of all coil grade areas based on the magnitude of the precise numerical difference;

[0123] Determine whether the order of the air duct flow channel spacing sizes under the spacing optimization result is consistent with the sorting result;

[0124] If so, optimizing the air duct flow path based on the spacing optimization result;

[0125] Otherwise, the spacing optimization result is optimized again based on the sorting result.

[0126] In this embodiment, the flow passages of the air duct to be cleaned that do not satisfy the average relationship are filled with oil and dust.

[0127] In this embodiment, the temperatures of coil areas at different positions are different, and the air duct flow channel spacing needs to be designed specifically for heat dissipation.

[0128] The beneficial effects of the above-mentioned design scheme are: determining the flow distribution corresponding to each air duct flow channel based on the current flow rate, and determining the structural distribution of each air duct flow channel, and establishing a distribution correspondence relationship between the flow distribution and the structural distribution; learning the distribution correspondence relationship to obtain the average relationship between the flow rate and the structure, and obtaining the air duct flow channels to be cleaned that do not satisfy the average relationship; cleaning the air duct flow channels to be cleaned based on the cleaning device; determining the position distribution relationship between the air duct flow channels and the coil positions, determining the coil area corresponding to each air duct flow channel, and obtaining the cooling value of each air duct flow channel to the coil area, and dividing the coil area into levels based on the cooling value to obtain multiple levels of coil level area groups; determining the target spacing of the corresponding air duct flow channels based on the numerical difference between the average cooling value of the coil level area group and the preset cooling value. ; Based on the level of the coil level area, determine the optimization priority of the corresponding air duct flow channel, based on the target spacing, optimize the spacing of the air duct flow channels in turn according to the adjustment priority, and obtain the spacing optimization result of the air duct flow channels; obtain the precise numerical difference between the cooling value of the coil level area and the preset cooling value, and determine the sorting result of all coil level areas based on the size of the precise numerical difference; judge whether the order of the air duct flow channel spacing size under the spacing optimization result is consistent with the sorting result; if so, optimize the air duct flow channel based on the spacing optimization result; otherwise, based on the sorting result, perform secondary optimization on the spacing optimization result, ensure the rapid cooling of the internal temperature of the induction cooker from the two aspects of cleaning and spacing optimization, achieve the purpose of optimal cooling control of the fan, ensure the safe use of the induction cooker, and increase the service life of the induction cooker.

[0129] Embodiment 9:

[0130] Based on Example 8, the embodiment of the present invention provides an induction cooker temperature control method based on air duct optimization design, and the air duct flow channel to be cleaned is cleaned based on a cleaning device, including:

[0131] Determine the flow channel position of the air duct flow channel to be cleaned;

[0132] A cleaning direction of the cleaning device is set based on the flow channel position, and the flow channel of the air channel to be cleaned is cleaned according to the cleaning direction.

[0133] The beneficial effect of the above design is that by determining the flow channel position of the air duct to be cleaned, the cleaning direction of the cleaning device is set based on the flow channel position, and the air duct to be cleaned is cleaned according to the cleaning direction, thereby avoiding the influence of dust accumulation in the air duct flow channel on the heat dissipation effect of the induction cooker.

[0134] Embodiment 10:

[0135] Based on Example 8, the embodiment of the present invention provides an induction cooker temperature control method based on air duct optimization design, and the spacing optimization result is secondary optimized based on the sorting result, including:

[0136] The spacing of the air duct channels in the spacing optimization result is adjusted according to the sorting result, so that the order of the air duct channel spacing sizes in the spacing optimization result is consistent with the sorting result.

[0137] The beneficial effect of the above-mentioned design scheme is: by adjusting the spacing of the air duct flow channels in the spacing optimization result according to the sorting result, the order of the air duct flow channel spacing size under the spacing optimization result is consistent with the sorting result, ensuring that the optimized air duct flow channel spacing can better dissipate heat for the induction cooker.

[0138] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention belong to the scope of this application document and its equivalent technology, the present invention is also intended to include these changes and variations.

Claims

1. A method for controlling the temperature of an induction cooker based on air duct optimization design, characterized in that: include: S1: Collect the internal temperature of the induction cooker in the heating state, as well as the current coil working parameters and the current fan working parameters; S2: determining the heat dissipation efficiency of the induction cooker based on the internal temperature, the current coil operating parameters and the current fan operating parameters in combination with the air duct flow path of the induction cooker; S3: Based on the relationship between the heat dissipation efficiency of the induction cooker and the preset heat dissipation efficiency and in combination with the target temperature of the induction cooker, the current coil operating parameters and the current fan operating parameters are adjusted; S4: Further optimize the air duct flow path based on the adjusted parameters of the current coil operating parameters and the current fan operating parameters.

2. The method for controlling the temperature of an electromagnetic cooker based on the optimized design of the air duct according to claim 1, characterized in that: In S1, the internal temperature of the induction cooker in the heating state, as well as the current coil working parameters and the current fan working parameters are collected, including: The internal temperature of the induction cooker in the heating state is collected based on the temperature sensor; Based on the voltage sensor, current sensor and timer, the current coil working parameters are collected to obtain the current working parameters, including the current heating power and the current heating time; The fan detection device detects the current fan operating parameters, including the current speed, current flow and current power.

3. The induction cooker temperature control method based on air duct optimization design according to claim 1 is characterized in that: In S2, based on the internal temperature, the current coil operating parameters and the current fan operating parameters, combined with the air duct flow path of the induction cooker, the heat dissipation efficiency of the induction cooker is determined, including: Obtain the internal temperature difference during the heat dissipation time, and determine the amount of air passing through the air duct flow channel per unit time based on the current fan operating parameters; Based on the internal temperature difference and the amount of air passing through the air duct during the period of time, determine the amount of heat dissipated by the fan during the heat dissipation time; Based on the current coil operating parameters and combined with the heat dissipation, the heat dissipation efficiency of the induction cooker is determined.

4. The induction cooker temperature control method based on air duct optimization design according to claim 1 is characterized in that: In S3, based on the relationship between the heat dissipation efficiency of the induction cooker and the preset heat dissipation efficiency and in combination with the target temperature of the induction cooker, the current coil operating parameters and the current fan operating parameters are adjusted, including: Determine whether the heat dissipation efficiency of the induction cooker is greater than the preset heat dissipation efficiency; If so, make sure the heat dissipation of the induction cooker is working properly; Otherwise, it is determined that the heat dissipation of the induction cooker is abnormal, and the current coil working parameters and the current fan working parameters are adjusted in combination with the target temperature of the induction cooker.

5. The method for controlling the temperature of an induction cooker based on the optimized design of the air duct according to claim 4, characterized in that: Determine that the heat dissipation of the induction cooker is abnormal, and adjust the current coil working parameters and the current fan working parameters in combination with the target temperature of the induction cooker, including: After determining that the heat dissipation of the induction cooker is abnormal, determining the excess heat in the induction cooker based on the difference between the heat dissipation efficiency and the preset heat dissipation efficiency; Acquire the current heating power and the current heating time from the current coil working parameters, and determine multiple combinations of adjusting the heating power and adjusting the heating time to meet the target temperature of the induction cooker based on the current heating power and the current heating time; Obtain the difference value of the heat generated before and after the adjustment according to each combination, and determine the heat difference change trend within the preset time period after the adjustment based on the difference value, obtain the stable difference value when the trend tends to be stable from the heat difference change trend, obtain the candidate combination corresponding to the difference value within the first preset range and the stable difference value within the second preset range from all the combinations, and obtain the candidate combination with the smallest difference between the selected difference value and the stable difference value as the target combination from the candidate combinations; Obtaining adjustment values ​​of the current heating power and the current heating time under the target combination, and obtaining the absorption ratio of excess heat under the adjustment values; Based on the absorption ratio of the excess heat, the remaining excess heat is obtained, and based on the remaining excess heat, the current fan operating parameters are adjusted.

6. The method for controlling the temperature of an induction cooker based on the optimized design of the air duct according to claim 5, characterized in that: Based on the remaining excess heat, the current fan operating parameters are adjusted, including: Obtaining the current speed, current flow rate and current power from the fan operating parameters; The heat generated and the heat dissipated by the fan are determined based on the current rotation speed and the current power, and the adjustment parameters for the current rotation speed and the current power are determined based on the remaining excess heat in combination with the heat generated and the heat dissipated.

7. The induction cooker temperature control method based on air duct optimization design according to claim 1, characterized in that: In S4, based on the current coil operating parameters and the parameters adjusted by the current fan operating parameters, the air duct flow path is further optimized, including: Obtaining the latest heat dissipation efficiency under the current coil working parameters and the parameters adjusted by the current fan working parameters, and determining whether the latest heat dissipation efficiency is greater than the preset heat dissipation efficiency; If so, there is no need to optimize the air duct flow path; Otherwise, the air duct flow path is optimized based on the current flow rate.

8. The method for controlling the temperature of an induction cooker based on the optimized design of the air duct according to claim 7, characterized in that: Based on the current flow rate, the air duct flow path is optimized, including: Determine the flow distribution corresponding to each air duct flow channel based on the current flow rate, determine the structural distribution of each air duct flow channel, and establish a distribution correspondence between the flow distribution and the structural distribution; The distribution correspondence is learned to obtain an average relationship between flow and structure, and the air duct flow passage to be cleaned that does not satisfy the average relationship is obtained; Cleaning the air duct to be cleaned using a cleaning device; Determine the position distribution relationship between the air duct flow channel and the coil position, determine the coil area corresponding to each air duct flow channel, and obtain the cooling value of each air duct flow channel on the coil area, and classify the coil area based on the cooling value to obtain multiple levels of coil grade area groups; Determining a target spacing for a corresponding air duct flow channel based on a numerical difference between an average temperature drop value of the coil grade area group and a preset temperature drop value; Based on the level of the coil level area, determining the optimization priority of the corresponding air duct flow channel, and based on the target spacing, optimizing the spacing of the air duct flow channels in sequence according to the adjustment priority to obtain the spacing optimization result of the air duct flow channels; Obtaining the precise numerical difference between the cooling value of the coil grade area and the preset cooling value, and determining the sorting results of all coil grade areas based on the magnitude of the precise numerical difference; Determine whether the order of the air duct flow channel spacing sizes under the spacing optimization result is consistent with the sorting result; If so, optimizing the air duct flow path based on the spacing optimization result; Otherwise, the spacing optimization result is optimized again based on the sorting result.

9. The method for controlling the temperature of an induction cooker based on the optimized design of the air duct according to claim 8, characterized in that: The air duct to be cleaned is cleaned based on a cleaning device, including: Determine the flow channel position of the air duct flow channel to be cleaned; A cleaning direction of the cleaning device is set based on the flow channel position, and the flow channel of the air channel to be cleaned is cleaned according to the cleaning direction.

10. The method for controlling the temperature of an induction cooker based on the optimized design of the air duct according to claim 8, characterized in that: The spacing optimization result is optimized again based on the sorting result, including: The spacing of the air duct channels in the spacing optimization result is adjusted according to the sorting result, so that the order of the air duct channel spacing sizes in the spacing optimization result is consistent with the sorting result.

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