CN-122015138-A - Electroceramic stove and control method thereof

CN122015138ACN 122015138 ACN122015138 ACN 122015138ACN-122015138-A

Abstract

The invention provides an electroceramic stove and a control method thereof, wherein the method comprises the steps of determining a cooking mode and a gear of the electroceramic stove; when the electric ceramic stove heats the cooker according to the cooking mode and the gear, the heating temperature of the electric ceramic stove is detected, self-adaptive regularization compensation is carried out on the heating temperature according to the cooking mode to obtain the estimated temperature of the cooker, the change rate is determined based on the estimated temperature, and the gear of the electric ceramic stove is adjusted according to the abnormal cooking event of the cooker represented by the estimated temperature and the change rate. According to the invention, the temperature of the electric ceramic stove during cooking is inferred according to the cooking mode by taking the self-heating temperature of the electric ceramic stove as a reference, and the potential or abnormal cooking event of the cooker is calculated and judged by combining the estimated temperature and the change condition of the cooker, so that the gear of the electric ceramic stove is adjusted, the intelligent temperature control is realized, the safety of the electric ceramic stove is ensured, the cost is effectively reduced, the operation is simple and convenient, and the efficiency of detecting and preventing the abnormal cooking event of the cooker is effectively improved.

Inventors

ZHANG LIANGLIANG
ZHOU GUOYUAN
LUO YUGUANG

Assignees

广东万和电气有限公司

Dates

Publication Date: 20260512
Application Date: 20260325

Claims (10)

1. The control method of the electric ceramic furnace is characterized by comprising the following steps: determining a cooking mode and a gear of the electroceramic stove; Detecting the heating temperature of the electroceramic stove when the electroceramic stove heats the cooker according to the cooking mode and the gear; Performing self-adaptive regularization compensation on the heating temperature according to the cooking mode to obtain the estimated temperature of the cooker; determining a rate of change based on the estimated temperature; and adjusting the gear of the electroceramic stove according to the abnormal cooking event of the cooker represented by the estimated temperature and the change rate.
2. The method of claim 1, wherein the adaptively regularizing compensating the heating temperature according to the cooking mode to obtain the estimated temperature of the pan comprises: Generating a first compensation value as a regular term according to the cooking mode, wherein the first compensation value is positively correlated with the heat dependent on the cooking mode; Generating a second compensation value using the control parameter in the gear; And compensating the heating temperature by using the first compensation value and the second compensation value to obtain the estimated temperature of the cooker.
3. The method of claim 2, wherein the control parameter in the gear comprises a duty cycle, and the second compensation value is expressed as duty x Δt/a, wherein duty is a heating duration for heating the pan, Δt is the duty cycle, and a is a preset conversion coefficient.
4. The method of claim 2, wherein compensating the heat generation temperature using the first compensation value and the second compensation value to obtain the estimated temperature of the pan comprises: and subtracting the first compensation value and the second compensation value from the heating temperature respectively to obtain the estimated temperature of the cooker.
5. The method of claim 1, wherein the determining a rate of change based on the predicted temperature comprises: determining a window and a counter; Writing the current estimated temperature into a position corresponding to the counter in the window, and accumulating 1 for the counter; And if the accumulated value of the counter is larger than or equal to the value corresponding to the maximum accommodating position in the window, resetting the counter, and counting the estimated temperature change rate stored in the window.
6. The method of claim 5, wherein said statistically varying the rate of change of said estimated temperature stored within said window comprises: calculating the difference between the estimated temperature with the largest value and the estimated temperature with the smallest value in the window to obtain a temperature amplitude; Counting the total number of the estimated temperatures in the window; And calculating the ratio between the temperature amplitude and the total number as the change rate of the estimated temperature in the window.
7. The method of any one of claims 1-6, wherein said adjusting the gear of the electroceramic stove in accordance with an abnormal cooking event of the pan characterized by the estimated temperature and the rate of change comprises: The duration time of the estimated temperature and the change rate meeting a preset dry heating condition is counted, wherein the dry heating condition comprises that the estimated temperature is larger than a preset first temperature threshold value, and the change rate is larger than a preset first fluctuation threshold value; And if the duration is greater than or equal to a preset first time threshold, setting the grade of the gear to 0 so as to stop the electroceramic stove from heating the cooker.
8. The method of any of claims 1-6, wherein the cooking mode comprises water cooking, the adjusting the gear of the electroceramic stove as a function of abnormal cooking events of the cookware characterized by the estimated temperature and the rate of change comprising: if the cooking mode is water cooking and the estimated temperature and the change rate meet overflow conditions, the gear is reduced to the lowest level, wherein the overflow conditions comprise that the estimated temperature is larger than a preset second temperature threshold and smaller than a preset third temperature threshold, and the change rate is smaller than a preset second fluctuation threshold; after the estimated temperature and the change rate meet overflow conditions, counting the change amplitude of the estimated temperature every preset time period; And if the change amplitude is negative and the change amplitude is larger than a preset fourth temperature threshold value, the gear is up-regulated by one grade.
9. The electric ceramic furnace is characterized by comprising a control board, a heating disc, a thermocouple and a microcrystal panel, wherein the control board is provided with a first key and a second key; The first key is used for determining a cooking mode of the electroceramic stove; the second key is used for determining the gear of the electroceramic stove; the thermocouple is used for detecting the heating temperature of the heating plate when the heating plate heats the cooker according to the cooking mode and the gear; The control board is used for carrying out self-adaptive regularization compensation on the heating temperature according to the cooking mode to obtain the estimated temperature of the cooker, determining the change rate based on the estimated temperature, and adjusting the gear of the electroceramic stove according to the estimated temperature and the abnormal cooking event of the cooker represented by the change rate.
10. An electric ceramic furnace comprising a memory, a processor and a computer program stored in the memory and executable on the processor, characterized in that the processor implements the control method of the electric ceramic furnace according to any one of claims 1-8 when executing the computer program.

Description

Electroceramic stove and control method thereof Technical Field The invention relates to cooking equipment, in particular to an electric ceramic stove and a control method thereof. Background The working mode of the electroceramic stove is that the heating plate generates heat to generate heat radiation, and the microcrystalline panel transmits heat to the bottom of the cooker to heat the cooker. The temperature resistance limit of the microcrystal panel is 600-700 ℃, when the heating value is larger than the heat transfer value, the microcrystal panel generates heat accumulation, and the cooker is easy to generate abnormal cooking events such as dry burning, overflow and the like. One of the current modes for detecting abnormal cooking events of a cooker is to connect an electric ceramic stove and a range hood into the Internet of things, the range hood detects the state of the cooker by using a camera, an infrared sensor and other sensors, and the electric ceramic stove is controlled when the cooker is likely to or has the abnormal cooking events. However, the mode relies on the range hood, the electric ceramic stove is positioned under the range hood, the cost is high, and the operations of access, configuration and the like of the Internet of things are complicated, so that the efficiency of detecting and preventing abnormal cooking events of the cookware is low. Disclosure of Invention The first technical problem to be solved by the invention is to provide a control method of an electric ceramic stove, which effectively improves the efficiency of detecting and preventing abnormal cooking events of a pot. The second technical problem to be solved by the invention is to provide an electric ceramic stove which effectively improves the efficiency of detecting and preventing abnormal cooking events of a pot. The first technical problem is solved by the following technical scheme: a control method of an electric ceramic furnace comprises the following steps: determining a cooking mode and a gear of the electroceramic stove; Detecting the heating temperature of the electroceramic stove when the electroceramic stove heats the cooker according to the cooking mode and the gear; Performing self-adaptive regularization compensation on the heating temperature according to the cooking mode to obtain the estimated temperature of the cooker; determining a rate of change based on the estimated temperature; and adjusting the gear of the electroceramic stove according to the abnormal cooking event of the cooker represented by the estimated temperature and the change rate. Compared with the background technology, the control of the electric ceramic furnace has the following beneficial effects: in the embodiment, a cooking mode and a gear of the electroceramic stove are determined, when the electroceramic stove heats the cooker according to the cooking mode and the gear, the heating temperature of the electroceramic stove is detected, self-adaptive regularization compensation is carried out on the heating temperature according to the cooking mode to obtain the estimated temperature of the cooker, the change rate is counted based on the estimated temperature, and the gear of the electroceramic stove is adjusted according to abnormal cooking events of the cooker, which are represented by the estimated temperature and the change rate. According to the embodiment, the temperature of the electric ceramic stove during cooking is inferred according to the cooking mode by taking the self-heating temperature of the electric ceramic stove as a reference, the potential or abnormal cooking event of the cooker is calculated and judged by combining the estimated temperature and the change condition of the cooker, the gear of the electric ceramic stove is adjusted according to the potential or abnormal cooking event, intelligent control is realized, the safety of the electric ceramic stove is ensured, in addition, other household appliances and the Internet of things are not relied on in the control process, the cost is effectively reduced, the operation is simple and convenient, and the efficiency of detecting and preventing the abnormal cooking event of the cooker is effectively improved. The second technical problem is solved by the following technical scheme: The electric ceramic furnace comprises a control board, a heating disc, a thermocouple and a microcrystal panel, wherein the control board is provided with a first key and a second key; The first key is used for determining a cooking mode of the electroceramic stove; the second key is used for determining the gear of the electroceramic stove; the thermocouple is used for detecting the heating temperature of the heating plate when the heating plate heats the cooker according to the cooking mode and the gear; The control board is used for carrying out self-adaptive regularization compensation on the heating temperature according to the cooking mode to obtain the estimated temperat