CN107831804A - Cooking utensil and control method thereof - Google Patents

Cooking utensil and control method thereof Download PDF

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Publication number
CN107831804A
CN107831804A CN201710841403.2A CN201710841403A CN107831804A CN 107831804 A CN107831804 A CN 107831804A CN 201710841403 A CN201710841403 A CN 201710841403A CN 107831804 A CN107831804 A CN 107831804A
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China
Prior art keywords
temperature
cooking appliance
pot
sensing element
content
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CN201710841403.2A
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CN107831804B (en
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张力文
孔进喜
沈文君
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Gree Electric Appliances Inc of Zhuhai
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Gree Electric Appliances Inc of Zhuhai
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    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05DSYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00Control of temperature
    • G05D23/19Control of temperature characterised by the use of electric means
    • G05D23/1927Control of temperature characterised by the use of electric means using a plurality of sensors
    • G05D23/193Control of temperature characterised by the use of electric means using a plurality of sensors sensing the temperaure in different places in thermal relationship with one or more spaces

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  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Cookers (AREA)

Abstract

The invention provides a cooking utensil and a control method thereof. The cooking utensil is provided with a temperature sensing element, and the control method comprises the following steps: before the cooking appliance starts to heat, judging the temperature grade of the ambient temperature around the cooking appliance according to the temperature detected by the temperature-sensing element; and judging the initial temperature state of the pot body of the cooking appliance and/or the content in the cooking appliance at least according to the temperature grade. According to the control method of the cooking utensil provided by the invention, the ambient temperature factor around the cooking utensil is introduced when the initial temperature state of the cooking utensil is judged, and the initial temperature state of the cooking utensil is comprehensively judged by combining the temperature grade of the ambient temperature around the cooking utensil, so that the judgment accuracy is improved, and the color and the taste of food made by the cooking utensil are improved.

Description

Cooking appliance and its control method
Technical field
The present invention relates to cooking equipment field, and in particular to the control method and cooking appliance of a kind of cooking appliance.
Background technology
The process of cooking of rice cooker has generally comprised immersion water suction, heat temperature raising, has seethed with excitement and cook rice over a slow fire the stage.Wherein, immersion is inhaled The water stage is in order that moisture can promote the gelatinization of starch well into grain of rice inside.If soak time is insufficient, moisture does not have Have and enter grain of rice core, simply grain of rice outer absorbent member expands, and easily causes rice half-cooked, particularly rice amount, which is cooked, is easier out The now problem.
To solve the above problems, current rice cooker is typically all to install temperature-sensitive dress respectively on the bottom of rice cooker and top cover Put, be used cooperatively by the two to judge the current state of temperature of rice cooker, and then control the process of cooking of rice cooker, this controlling party Method is fairly simple, and the state of the rice cooker drawn is also not accurate enough.
The content of the invention
In view of this, an object of the present invention, which is to provide, a kind of can accurately judge cooking appliance original state The control method and cooking appliance of cooking appliance.
To reach above-mentioned purpose, on the one hand, the present invention uses following technical scheme:
A kind of control method of cooking appliance, temperature-sensing element is provided with the cooking appliance, the control method includes:
Before the cooking appliance starts heating, the cooking appliance is judged according to the temperature that the temperature-sensing element detects The temperature grade of ambient temperature;
Judge the content in the pot and/or the cooking appliance of the cooking appliance according at least to the temperature grade Initial temperature state.
Preferably, the temperature that the temperature-sensing element detects is defined as T,
If T<T1, then the temperature grade for judging the cooking appliance ambient temperature is low-temperature grade;And/or
If T1≤T<T2, then the temperature grade for judging the cooking appliance ambient temperature is medium temperature grade;And/or
If T >=T2, then the temperature grade for judging the cooking appliance ambient temperature is high thermal level;
Wherein, T1For the first temperature threshold, T2For second temperature threshold value;
Preferably, the first temperature threshold T1Scope be 0 DEG C to 15 DEG C;
And/or
The second temperature threshold value T2Scope be 25 DEG C to 40 DEG C.
Preferably, the temperature-sensing element includes being used to react the pot temperature-sensing element of temperature of boiler and/or for reaction pot The content temperature-sensing element of body contents temperature.
Preferably, under the temperature grade of judgement, according to the temperature T of pot temperature-sensing element detectionBVariation delta TB, it is interior The temperature T of tolerant temperature-sensing element detectionTVariation delta TTAnd/or pot temperature-sensing element and the temperature of content temperature-sensing element detection Degree difference judges the pot of the cooking appliance and/or the initial temperature state of the content in the cooking appliance;
Wherein, variation delta TBWith variation delta TTRespectively described cooking appliance is within the scheduled time started before heating The temperature T of the pot temperature-sensing element detectionBAnd the temperature T of the content temperature-sensing element detectionTVariable quantity.
Preferably, if it is determined that the temperature grade of the cooking appliance ambient temperature is low-temperature grade, then described in judgement Cooking appliance is the cold liquid status of low temperature cold pot.
Preferably, if it is determined that the temperature grade of the cooking appliance ambient temperature is medium temperature grade, then according to Pot temperature-sensing element and/or the variable quantity of the temperature of content temperature-sensing element detection judge the cooking appliance and/or institute State the initial temperature state of the content in cooking appliance.
Preferably, if it is determined that the temperature grade of the cooking appliance ambient temperature is medium temperature grade, then pot is judged The temperature T of temperature-sensing element detectionBVariation delta TBWhether the first variable quantity threshold value Δ T is less than1And/or content temperature-sensing element The temperature T of detectionTVariation delta TTWhether the second variable quantity threshold value Δ T is less than2, if so, then judging that the cooking appliance is normal The cold cold liquid status of pot of temperature, it is cold pot hydrothermal solution state otherwise to judge the cooking appliance;
Preferably, the first variable quantity threshold value Δ T1Scope be 2 DEG C to 8 DEG C;
And/or the second variable quantity threshold value Δ T2Scope be 2 DEG C to 8 DEG C.
Preferably, if it is determined that the temperature grade of the cooking appliance ambient temperature is high thermal level, then temperature T is judged Whether the 3rd temperature threshold T is less than3, if so, then being detected according to the pot temperature-sensing element and/or the content temperature-sensing element The variable quantity of temperature judge the initial temperature state of the cooking appliance and/or the content in the cooking appliance, otherwise The variable quantity and the 5th variable quantity threshold value Δ for the temperature that the pot temperature-sensing element and/or the content temperature-sensing element are detected T5Compare, and the initial temperature shape of the content in the cooking appliance and/or the cooking appliance is judged according to comparative result State;
Preferably, the 3rd temperature threshold T3Scope be 35 DEG C to 60 DEG C.
Preferably, it is less than the 3rd temperature threshold T in temperature T3In the case of, judge the temperature T that pot temperature-sensing element detectsB Variation delta TBWhether the 3rd variable quantity threshold value Δ T is less than3And/or the temperature T of content temperature-sensing element detectionTVariable quantity ΔTTWhether the 4th variable quantity threshold value Δ T is less than4, if so, then judging the cooking appliance for the cold liquid status of the cold pot of high temperature, otherwise It is cold pot hydrothermal solution state to judge the cooking appliance;
Preferably, the 3rd variable quantity threshold value Δ T3Scope be 2 DEG C to 8 DEG C;
And/or the 4th variable quantity threshold value Δ T4Scope be 2 DEG C to 8 DEG C.
Preferably, it is more than or equal to the 3rd temperature threshold T in temperature T3In the case of, examined according to the pot temperature-sensing element The variation delta T of the temperature of surveyBAnd/or pot temperature-sensing element and the temperature difference of content temperature-sensing element detection judge the boiling The initial temperature state of the pot of utensil and/or the content in the cooking appliance.
Preferably, the variation delta T of the temperature of the pot temperature-sensing element detection is judgedBWhether the 5th variable quantity threshold is less than It is worth Δ T5, if so, then judging that the cooking appliance for the cold liquid status of hot pot, otherwise judges pot temperature-sensing element and content temperature-sensitive Whether the temperature difference of element testing is less than the 6th variable quantity threshold value Δ T6, if so, then judging the cooking appliance for hot pot hydrothermal solution State, it is cold pot hydrothermal solution state otherwise to judge the cooking appliance;
Preferably, the 5th variable quantity threshold value Δ T5Scope be -10 DEG C to 0 DEG C;
And/or the 6th variable quantity threshold value Δ T6Scope be 0 DEG C to 25 DEG C.
On the other hand, the present invention uses following technical scheme:
A kind of cooking appliance, it is controlled using control method as described above.
In the control method of cooking appliance provided by the invention, introduced when judging the initial temperature state of cooking appliance Cooking appliance ambient temperature factor, with reference to cooking appliance ambient temperature temperature grade to the initial temperature of cooking appliance Degree state carries out comprehensive descision, improves the accuracy of judgement, so as to improve the color and luster and mouth of food made of cooking appliance Sense.
Brief description of the drawings
By the description to the embodiment of the present invention referring to the drawings, above-mentioned and other purpose of the invention, feature and Advantage will be apparent from, in the accompanying drawings:
Fig. 1 shows the control method flow chart for the cooking appliance that the specific embodiment of the invention provides.
Embodiment
Below based on embodiment, present invention is described, it should be understood by one skilled in the art that provided herein Accompanying drawing is provided to the purpose of explanation, and accompanying drawing is not necessarily drawn to scale.
Unless the context clearly requires otherwise, otherwise entire disclosure is similar with the " comprising " in claims, "comprising" etc. Word should be construed to the implication included rather than exclusive or exhaustive implication;That is, it is containing for " including but is not limited to " Justice.
In the description of the invention, it is to be understood that term " first ", " second " etc. are only used for describing purpose, without It is understood that to indicate or implying relative importance.In addition, in the description of the invention, unless otherwise indicated, the implication of " multiple " It is two or more.
The invention provides a kind of control method of cooking appliance, temperature-sensing element is provided with cooking appliance, according to temperature-sensitive The temperature of element testing judges that the current state of cooking appliance (includes the initial temperature state and cooking appliance of cooking appliance The initial temperature state of interior content) so that in order to run different controlling extents for different states, to obtain most Excellent food mouthfeel.
Because the temperature of cooking appliance in itself influences whether the environment temperature around cooking appliance, based on this, the application carries The control method of confession includes:
When cooking appliance starts and heated, cooking appliance ambient temperature is judged according to the temperature that temperature-sensing element detects Temperature grade;
Judge the current state of cooking appliance according at least to temperature grade, the state for example can be the cold liquid of cold pot State, cold pot hydrothermal solution state, the cold liquid status of hot pot, hot pot hydrothermal solution state etc..
Temperature-sensing element comprises preferably the pot temperature-sensing element for reacting temperature of boiler, and it is preferably provided at cooking appliance Bottom outside, in addition to for reaction pot body contents temperature content temperature-sensing element, it is preferably provided at cooking appliance Top, naturally it is also possible to be arranged on the positions such as sidepiece, can temperature tolerant in reaction pot body to a certain extent, can root Judge the temperature grade of cooking appliance ambient temperature according to the temperature of pot temperature-sensing element detection, can also be according to content The temperature of temperature-sensing element detection judges the temperature grade of cooking appliance surrounding environment, or according to pot temperature-sensing element and content The temperature grade of the temperature integrated judgement cooking appliance surrounding environment of temperature-sensing element detection.
Temperature to be detected according to pot temperature-sensing element (temperature-sensing element for being for example, arranged on cooking appliance bottom) below To judge to introduce the specific embodiment of control method provided by the invention exemplified by the temperature grade of cooking appliance surrounding environment.
It is three-level environment temperature grade classification in a specific embodiment, respectively low-temperature grade, medium temperature grade And high thermal level, the temperature that pot temperature-sensing element detects is defined as TB, set the first temperature threshold T1With second temperature threshold value T2, as shown in figure 1, judging the method for temperature grade includes:
If TB<T1, then the temperature grade for judging the cooking appliance ambient temperature is low-temperature grade;
If T1≤TB<T2, then the temperature grade for judging the cooking appliance ambient temperature is medium temperature grade;And/or
If TB≥T2, then the temperature grade for judging the cooking appliance ambient temperature is high thermal level.
Wherein, the first temperature threshold T1With second temperature threshold value T2The factors such as specific environment can be combined to be set, typically Ground, the first temperature threshold T1Scope be 0 DEG C to 15 DEG C, second temperature threshold value T2Scope be 25 DEG C to 40 DEG C.Of course, it is possible to Understand, if the temperature of temperature-sensing element detection of the temperature that content temperature-sensing element is detected for example at the top of pot is as judgement Foundation, then T1And T2Number range also can accordingly adjust.
Further, under low-temperature grade, cooking appliance ambient temperature is very low, illustrate cooking appliance and its inside Content is in low-temperature condition, therefore, if the ambient temperature for being judged as cooking appliance is low-temperature grade, then it represents that boiling Utensil is in the cold liquid status of low temperature cold pot, and the instruction of low temperature herein is that the ambient temperature of cooking appliance is low temperature.
Under medium temperature grade, cooking appliance ambient temperature is medium, because the pot of cooking appliance is to surrounding environment Heat transfer rate is fast, heat output is big, and the content in cooking appliance pot is then relatively slow to the heat transfer rate of surrounding environment, heat output It is smaller, therefore represent that cooking appliance is in cold pot state, can be further according to pot temperature-sensing element and/or content temperature-sensing element The variable quantity of the temperature of detection judges the initial temperature state of the content in cooking appliance.For example, judge pot temperature-sensing element The temperature T of detectionBVariation delta TBWhether the first variable quantity threshold value Δ T is less than1And/or the temperature of content temperature-sensing element detection Spend TTVariation delta TTWhether the second variable quantity threshold value Δ T is less than2, if so, then illustrating the temperature variation of cooking appliance very Small, the heat exchange amount between the pot and pot content of cooking appliance is small, therefore, it is determined that cooking appliance is the cold liquid of the cold pot of normal temperature State, normal temperature instruction herein is that the ambient temperature of cooking appliance is normal temperature, otherwise illustrates the temperature change of cooking appliance Measure larger, more heat exchange has been carried out between the pot and content of cooking appliance, therefore, it is determined that cooking appliance is cold pot hydrothermal solution State, i.e., add hot water in cold pot or boiling water carries out boiling.
Wherein, variation delta TBWith variation delta TTRespectively cooking appliance is starting the scheduled time inner pan body before heating The temperature T of temperature-sensing element detectionBAnd the temperature T of content temperature-sensing element detectionTVariable quantity.For example, cooking appliance is being started shooting Starting stage can perform the detection operation of a period of time, such as detect the presence of interior pot etc., the stage cooking appliance is not carried out Heating, can investigate the temperature variations of cooking appliance, the scheduled time is preferably 30 by the use of this time as the scheduled time To 120s.
First variable quantity threshold value Δ T1And/or the second variable quantity threshold value Δ T2The factors such as specific environment can be combined to be set, Usually, the first variable quantity threshold value Δ T1Scope be 2 DEG C to 8 DEG C, the second variable quantity threshold value Δ T2Scope be 2 DEG C to 8 DEG C.
Under high thermal level, cooking appliance ambient temperature is higher, now needs to determine by further judging The particular state of cooking appliance.For example, a 3rd temperature threshold T is set3, temperature T that pot temperature-sensing element is detectedBWith Three temperature threshold T3It is compared to further judge the state of temperature of cooking appliance.3rd temperature threshold T3Number Value can combine the factors such as specific environment and be set, it is preferable that the 3rd temperature threshold T3Scope be 35 DEG C to 60 DEG C.
Specifically, if temperature TBLess than the 3rd temperature threshold T3, illustrating the temperature of boiler of cooking appliance does not have too high, judgement Cooking appliance is in cold pot state, further, the temperature that can be detected according to pot temperature-sensing element and/or content temperature-sensing element Variable quantity judge the initial temperature state of the content in cooking appliance.For example, judge the temperature of pot temperature-sensing element detection TBVariation delta TBWhether the 3rd variable quantity threshold value Δ T is less than3And/or the temperature T of content temperature-sensing element detectionTChange Measure Δ TTWhether the 4th variable quantity threshold value Δ T is less than4, if so, then illustrating the temperature variation very little of cooking appliance, cooking appliance Pot and pot content between heat exchange amount it is small, but because the temperature of pot in itself will with respect to the temperature under normal temperature grade Height, therefore, it is determined that cooking appliance is the cold liquid status of the cold pot of high temperature, high temperature instruction herein be cooking appliance surrounding environment temperature Spend for high temperature, for example, this be in before carried out cooking operation using other pans and caused ambient temperature to raise, it is no Then illustrate that the temperature variation of cooking appliance is larger, more heat exchange has been carried out between the pot and content of cooking appliance, because This judges that cooking appliance is cold pot hydrothermal solution state, i.e., hot water is added in cold pot or boiling water carries out boiling.
3rd variable quantity threshold value Δ T3And/or the 4th variable quantity threshold value Δ T4The factors such as specific environment can be combined to be set, Usually, the 3rd variable quantity threshold value Δ T3Scope be 2 DEG C to 8 DEG C, the 4th variable quantity threshold value Δ T4Scope be 2 DEG C to 8 DEG C.
If temperature TBMore than or equal to the 3rd temperature threshold T3, illustrate that the cooking bottom temperature of cooking appliance is very high, now may be used The temperature T detected according to pot temperature-sensing elementBVariation delta TBAnd pot temperature-sensing element and content temperature-sensing element detection Temperature difference carrys out the state of temperature of comprehensive descision cooking appliance.For example, in a specific embodiment, pot temperature-sensing element is judged The temperature T of detectionBVariation delta TBWhether Δ T is less than5, if so, then illustrating that cooking appliance is in hot pot state, and boiling The heat exchange amount between content in the pot and pot of utensil is larger, now judges that cooking appliance is the cold liquid status of hot pot, i.e., Cooking appliance is continuous cooking, namely cooking appliance has at least completed once boiling process and this digestion process and last time The interval of digestion process is smaller.If it is not, then judge whether the temperature difference of pot temperature-sensing element and the detection of content temperature-sensing element is small In the 6th variable quantity threshold value Δ T6, if so, then illustrating that pot is more or less the same with the contents temperature in pot, now judge boiling Utensil is hot pot hydrothermal solution state, i.e., cooking appliance is cooked for power-off, namely restarts boiling work(after the power-off of digestion process midway Can, otherwise illustrate that pot differs larger with the contents temperature in pot, now judge that cooking appliance is cold pot hydrothermal solution state, i.e., Hot water is added in cold pot or boiling water carries out boiling.
5th variable quantity threshold value Δ T5And/or the 6th variable quantity threshold value Δ T6The factors such as specific environment can be combined to be set, Usually, the 5th variable quantity threshold value Δ T5Scope be -10 DEG C to 0 DEG C, the 6th variable quantity threshold value Δ T6Scope be 0 DEG C to 25 ℃。
It is understood that the variation delta T of the temperature for the pot temperature-sensing element detection being previously mentioned in the applicationBIt is and interior The variation delta T of the temperature of tolerant temperature-sensing element detectionTThe temperature value detected after being subtracts the temperature value first detected, for example, The temperature that pot temperature-sensing element detects at the time of rice cooker function is opened is TB1, in its detection after initial detection-phase Temperature is TB2, then Δ TB=TB2-TB1, similarly, the temperature that content temperature-sensing element detects at the time of rice cooker function is opened is TT1, it is T in temperature of its detection after initial detection-phaseT2, then Δ TT=TT2-TT1
One specific control process of the cooking appliance of the application offer is provided:
Made the following judgment before cooking appliance starts heating to obtain the current temperature status of cooking appliance:
Work as TBIt is the cold liquid status of low temperature cold pot during 12 DEG C of <;
As 12≤TBDuring 35 DEG C of <, if △ TB5 DEG C of < and △ TT4 DEG C of <, then it is the cold liquid status of the cold pot of normal temperature, otherwise to be cold Pot hydrothermal solution state;
As 35≤TBDuring 45 DEG C of <, if △ TB3 DEG C of < and △ TT3 DEG C of <, then it is the cold liquid status of the cold pot of high temperature, otherwise to be cold Pot hydrothermal solution state;
Work as TBAt >=45 DEG C, if △ TB< -3 DEG C, then it is the cold liquid status of hot pot, secondary judgement is otherwise carried out, if TB-TT≥ 15 DEG C, then be cold pot hydrothermal solution state, is otherwise hot pot hydrothermal solution state.
In another specific control method, made the following judgment before cooking appliance starts heating to obtain boiling The current temperature status of utensil:
Work as TBIt is the cold liquid status of low temperature cold pot during 12 DEG C of <;
As 12≤TBDuring 35 DEG C of <, if △ TB3 DEG C of <, then it is the cold liquid status of the cold pot of normal temperature, is otherwise cold pot hydrothermal solution state;
As 35≤TBDuring 45 DEG C of <, if △ TB2 DEG C of <, then it is the cold liquid status of the cold pot of high temperature, is otherwise cold pot hydrothermal solution state;
Work as TBAt >=45 DEG C, if △ TB< -3 DEG C, then be the cold liquid status of hot pot, is otherwise cold pot hydrothermal solution state or hot pot heat Liquid status.
It is, of course, understood that (it can also be for example, arranged on according to content temperature-sensing element at the top of cooking appliance Temperature-sensing element) temperature of detection carries out the judgement of the temperature grade of cooking appliance surrounding environment and further state of temperature Judgement, in a specific control method, cooking appliance start heating before make the following judgment to obtain boiling vessel The current temperature status of tool:
Work as TTDuring 10 DEG C of <, if △ TB5 DEG C of < and △ TT4 DEG C of <, then it is the cold liquid status of low temperature cold pot, is otherwise cold pot heat Liquid status;
As 10≤TTDuring 30 DEG C of <, if △ TB5 DEG C of < and △ TT4 DEG C of <, then it is the cold liquid status of the cold pot of normal temperature, otherwise to be cold Pot hydrothermal solution state;
As 30≤TTDuring 40 DEG C of <, if △ TB3 DEG C of < and △ TT3 DEG C of <, then it is the cold liquid status of the cold pot of high temperature, otherwise to be cold Pot hydrothermal solution state;
Work as TTAt >=40 DEG C, if △ TB< -3 DEG C, then be the cold liquid status of hot pot, is otherwise hot pot hydrothermal solution state.
The control method that the application provides can be widely applied in the various cooking apparatus with cooking function, such as meal Pot, pressure cooker etc., by being finely divided to cooking appliance initial temperature state, it can further improve and be eaten made of cooking appliance The color and luster and mouthfeel of product.
For those skilled in the art it is easily understood that on the premise of not conflicting, above-mentioned each preferred scheme can be free Ground combination, superposition.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for those skilled in the art For, the present invention can have various changes and change.All any modifications made within spirit and principles of the present invention, it is equal Replace, improve etc., it should be included in the scope of the protection.

Claims (12)

1. a kind of control method of cooking appliance, it is characterised in that temperature-sensing element, the control are provided with the cooking appliance Method includes:
Before the cooking appliance starts heating, judged according to the temperature that the temperature-sensing element detects around the cooking appliance The temperature grade of environment temperature;
Judge the first of the content in the pot and/or the cooking appliance of the cooking appliance according at least to the temperature grade Beginning state of temperature.
2. control method according to claim 1, it is characterised in that be defined as the temperature that the temperature-sensing element detects T,
If T<T1, then the temperature grade for judging the cooking appliance ambient temperature is low-temperature grade;And/or
If T1≤T<T2, then the temperature grade for judging the cooking appliance ambient temperature is medium temperature grade;And/or
If T >=T2, then the temperature grade for judging the cooking appliance ambient temperature is high thermal level;
Wherein, T1For the first temperature threshold, T2For second temperature threshold value;
Preferably, the first temperature threshold T1Scope be 0 DEG C to 15 DEG C;
And/or
The second temperature threshold value T2Scope be 25 DEG C to 40 DEG C.
3. control method according to claim 2, it is characterised in that the temperature-sensing element includes being used to react temperature of boiler Pot temperature-sensing element and/or content temperature-sensing element for reaction pot body contents temperature.
4. control method according to claim 3, it is characterised in that under the temperature grade of judgement, according to pot temperature-sensitive The temperature T of element testingBVariation delta TB, content temperature-sensing element detection temperature TTVariation delta TTAnd/or pot sense The temperature difference of warm element and content temperature-sensing element detection is judged in the pot and/or the cooking appliance of the cooking appliance The initial temperature state of content;
Wherein, variation delta TBWith variation delta TTRespectively described cooking appliance institute in the predetermined amount of time started before heating State the temperature T of pot temperature-sensing element detectionBAnd the temperature T of the content temperature-sensing element detectionTVariable quantity.
5. control method according to claim 2, it is characterised in that if it is determined that the cooking appliance ambient temperature Temperature grade is low-temperature grade, then judges the cooking appliance for the cold liquid status of low temperature cold pot.
6. control method according to claim 4, it is characterised in that if it is determined that the cooking appliance ambient temperature Temperature grade is medium temperature grade, then the temperature detected according to the pot temperature-sensing element and/or the content temperature-sensing element Variable quantity judges the initial temperature state of the cooking appliance and/or the content in the cooking appliance.
7. control method according to claim 6, it is characterised in that if it is determined that the cooking appliance ambient temperature Temperature grade is medium temperature grade, then judges the temperature T of pot temperature-sensing element detectionBVariation delta TBWhether first change is less than Measure threshold value Δ T1And/or the temperature T of content temperature-sensing element detectionTVariation delta TTWhether the second variable quantity threshold value Δ is less than T2, if so, then judging the cooking appliance for the cold liquid status of the cold pot of normal temperature, it is cold pot hydrothermal solution shape otherwise to judge the cooking appliance State;
Preferably, the first variable quantity threshold value Δ T1Scope be 2 DEG C to 8 DEG C;
And/or the second variable quantity threshold value Δ T2Scope be 2 DEG C to 8 DEG C.
8. control method according to claim 4, it is characterised in that if it is determined that the cooking appliance ambient temperature Temperature grade is high thermal level, then judges whether temperature T is less than the 3rd temperature threshold T3, if so, then according to the pot temperature-sensitive Element and/or the variable quantity of the temperature of content temperature-sensing element detection judge the cooking appliance and/or the boiling vessel The initial temperature state of content in tool, otherwise the pot temperature-sensing element and/or the content temperature-sensing element are detected Temperature variable quantity and the 5th variable quantity threshold value Δ T5Compare, and the cooking appliance and/or institute are judged according to comparative result State the initial temperature state of the content in cooking appliance;
Preferably, the 3rd temperature threshold T3Scope be 35 DEG C to 60 DEG C.
9. control method according to claim 8, it is characterised in that be less than the 3rd temperature threshold T in temperature T3Situation Under, judge the temperature T that pot temperature-sensing element detectsBVariation delta TBWhether the 3rd variable quantity threshold value Δ T is less than3And/or content The temperature T of thing temperature-sensing element detectionTVariation delta TTWhether the 4th variable quantity threshold value Δ T is less than4, if so, then judging the steaming Boiler tool is the cold liquid status of the cold pot of high temperature, and it is cold pot hydrothermal solution state otherwise to judge the cooking appliance;
Preferably, the 3rd variable quantity threshold value Δ T3Scope be 2 DEG C to 8 DEG C;
And/or the 4th variable quantity threshold value Δ T4Scope be 2 DEG C to 8 DEG C.
10. control method according to claim 8, it is characterised in that be more than or equal to the 3rd temperature threshold T in temperature T3 In the case of, the variation delta T of the temperature detected according to the pot temperature-sensing elementBAnd/or pot temperature-sensing element and content The temperature difference of temperature-sensing element detection judges the pot of the cooking appliance and/or the initial temperature of the content in the cooking appliance Degree state.
11. control method according to claim 10, it is characterised in that judge the temperature of the pot temperature-sensing element detection Variation delta TBWhether the 5th variable quantity threshold value Δ T is less than5, if so, the cooking appliance is then judged for the cold liquid status of hot pot, Otherwise judge whether pot temperature-sensing element and the temperature difference of content temperature-sensing element detection are less than the 6th variable quantity threshold value Δ T6If It is then to judge the cooking appliance for hot pot hydrothermal solution state, it is cold pot hydrothermal solution state otherwise to judge the cooking appliance;
Preferably, the 5th variable quantity threshold value Δ T5Scope be -10 DEG C to 0 DEG C;
And/or the 6th variable quantity threshold value Δ T6Scope be 0 DEG C to 25 DEG C.
12. a kind of cooking appliance, it is characterised in that be controlled using the control method as described in one of claim 1 to 11.
CN201710841403.2A 2017-09-18 2017-09-18 Cooking appliance and its control method Active CN107831804B (en)

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Cited By (11)

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CN109106195A (en) * 2018-09-20 2019-01-01 珠海格力电器股份有限公司 Cooking appliance and control method thereof
CN109270971A (en) * 2018-09-20 2019-01-25 珠海格力电器股份有限公司 Cooking appliance and control method thereof
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CN109288374A (en) * 2018-09-20 2019-02-01 珠海格力电器股份有限公司 Cooking appliance and control method thereof
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CN109330343A (en) * 2018-09-20 2019-02-15 珠海格力电器股份有限公司 Cooking appliance and control method thereof
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CN110089919A (en) * 2019-05-21 2019-08-06 珠海格力电器股份有限公司 Rice cooking device control method and rice cooking device
CN110209071A (en) * 2019-05-18 2019-09-06 珠海格力电器股份有限公司 Control system and method of cooking appliance and cooking appliance
CN112107216A (en) * 2019-06-19 2020-12-22 浙江苏泊尔家电制造有限公司 Cooking appliance control method and cooking appliance

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CN109270971B (en) * 2018-09-20 2020-06-19 珠海格力电器股份有限公司 Cooking appliance and control method thereof
CN109044080B (en) * 2018-09-20 2020-01-31 珠海格力电器股份有限公司 cooking appliances and control method thereof
CN109106195B (en) * 2018-09-20 2020-06-19 珠海格力电器股份有限公司 Cooking appliance and control method thereof
CN109288375A (en) * 2018-09-20 2019-02-01 珠海格力电器股份有限公司 Cooking appliance and control method thereof
CN109288374A (en) * 2018-09-20 2019-02-01 珠海格力电器股份有限公司 Cooking appliance and control method thereof
CN109106195A (en) * 2018-09-20 2019-01-01 珠海格力电器股份有限公司 Cooking appliance and control method thereof
CN109330343A (en) * 2018-09-20 2019-02-15 珠海格力电器股份有限公司 Cooking appliance and control method thereof
CN109330343B (en) * 2018-09-20 2020-06-19 珠海格力电器股份有限公司 Cooking appliance and control method thereof
CN109270971A (en) * 2018-09-20 2019-01-25 珠海格力电器股份有限公司 Cooking appliance and control method thereof
CN109044080A (en) * 2018-09-20 2018-12-21 珠海格力电器股份有限公司 Cooking appliance and control method thereof
CN109288375B (en) * 2018-09-20 2020-03-27 珠海格力电器股份有限公司 Cooking appliance and control method thereof
CN109341802A (en) * 2018-11-13 2019-02-15 浙江瑞德电子科技有限公司 A kind of method that electric cooker sentences rice amount
CN109341802B (en) * 2018-11-13 2020-08-07 浙江瑞德电子科技有限公司 Method for judging rice quantity of electric cooker
CN110025225A (en) * 2019-03-08 2019-07-19 九阳股份有限公司 The cooking control method of cooking apparatus
CN110209071A (en) * 2019-05-18 2019-09-06 珠海格力电器股份有限公司 Control system and method of cooking appliance and cooking appliance
CN110089919A (en) * 2019-05-21 2019-08-06 珠海格力电器股份有限公司 Rice cooking device control method and rice cooking device
CN110089919B (en) * 2019-05-21 2020-06-23 珠海格力电器股份有限公司 Rice cooking device control method and rice cooking device
CN112107216B (en) * 2019-06-19 2022-04-12 浙江苏泊尔家电制造有限公司 Cooking appliance control method and cooking appliance
CN112107216A (en) * 2019-06-19 2020-12-22 浙江苏泊尔家电制造有限公司 Cooking appliance control method and cooking appliance

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