CN107831804B - Cooking appliance and its control method - Google Patents
Cooking appliance and its control method Download PDFInfo
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- CN107831804B CN107831804B CN201710841403.2A CN201710841403A CN107831804B CN 107831804 B CN107831804 B CN 107831804B CN 201710841403 A CN201710841403 A CN 201710841403A CN 107831804 B CN107831804 B CN 107831804B
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- 238000010411 cooking Methods 0.000 title claims abstract description 163
- 238000000034 method Methods 0.000 title claims abstract description 37
- 238000010438 heat treatment Methods 0.000 claims abstract description 10
- 238000001514 detection method Methods 0.000 claims description 41
- 239000007788 liquid Substances 0.000 claims description 28
- 238000009835 boiling Methods 0.000 claims description 14
- 230000008859 change Effects 0.000 claims description 3
- 230000036760 body temperature Effects 0.000 claims 1
- 238000010025 steaming Methods 0.000 claims 1
- 235000013305 food Nutrition 0.000 abstract description 4
- 241000209094 Oryza Species 0.000 description 14
- 235000007164 Oryza sativa Nutrition 0.000 description 14
- 235000009566 rice Nutrition 0.000 description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 230000008569 process Effects 0.000 description 7
- 235000013339 cereals Nutrition 0.000 description 3
- 230000029087 digestion Effects 0.000 description 3
- 229920002472 Starch Polymers 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 235000012054 meals Nutrition 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
Classifications
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
- G05D23/1927—Control of temperature characterised by the use of electric means using a plurality of sensors
- G05D23/193—Control 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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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Cookers (AREA)
Abstract
The present invention provides a kind of cooking appliance and its control method.Temperature-sensing element is provided on the cooking appliance, the control method includes: that the temperature grade of the cooking appliance ambient temperature is judged according to the temperature that the temperature-sensing element detects before cooking appliance starting heating；The initial temperature state of the content in the pot body and/or the cooking appliance of the cooking appliance is judged according at least to the temperature grade.In the control method of cooking appliance provided by the invention, cooking appliance ambient temperature factor is introduced in the initial temperature state for judging cooking appliance, comprehensive descision is carried out to the initial temperature state of cooking appliance in conjunction with the temperature grade of cooking appliance ambient temperature, the accuracy of judgement is improved, to improve the color and mouthfeel of food made of cooking appliance.
Description
Technical field
The present invention relates to cooking equipment fields, and in particular to a kind of control method and cooking appliance of cooking appliance.
Background technique
The process of cooking of rice cooker, which has generally comprised, impregnates water suction, heat temperature raising, boils and cook rice over a slow fire the stage.Wherein, it impregnates and inhales
The water stage is to promote the gelatinization of starch to enable moisture well into grain of rice inside.If soaking time is insufficient, moisture does not have
Have and enter grain of rice core, only grain of rice outer absorbent member expands, and is easy to cause rice half-cooked, especially rice amount cooks more easily to go 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
It sets, is 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 obtained is also not accurate enough.
Summary of the invention
In view of this, one of the objects of the present invention is to provide one kind can accurately judge cooking appliance original state
The control method and cooking appliance of cooking appliance.
In order to achieve the above objectives, on the one hand, the invention adopts the following technical scheme:
A kind of control method of cooking appliance is provided with temperature-sensing element on the cooking appliance, and the control method includes:
Before cooking appliance starting heating, the cooking appliance is judged according to the temperature that the temperature-sensing element detects
The temperature grade of ambient temperature；
The content in the pot body and/or the cooking appliance of the cooking appliance is judged according at least to the temperature grade
Initial temperature state；
The temperature-sensing element includes pot body temperature-sensing element for reacting temperature of boiler and/or for tolerant in reaction pot body
The content temperature-sensing element of temperature；
Under the temperature grade of judgement, according to the temperature T of pot body temperature-sensing element detectionBVariation delta TB, content temperature-sensitive
The temperature T of element testingTVariation delta TTAnd/or the temperature difference judgement of pot body temperature-sensing element and the detection of content temperature-sensing element
The initial temperature state of the pot body of the cooking appliance and/or the content in the cooking appliance；
Wherein, variation delta TBWith variation delta TTPredetermined amount of time of the respectively described cooking appliance before starting heating
The temperature T of the interior pot body temperature-sensing element detectionBAnd the temperature T of the content temperature-sensing element detectionTVariable quantity；
It is greater than or equal to third temperature threshold T in temperature T3In the case where, judge the temperature of the pot body temperature-sensing element detection
The variation delta T of degreeBWhether less than the 5th variable quantity threshold value Δ T5, if so, determining the cooking appliance for the cold liquid of hot pot
State, otherwise judge pot body temperature-sensing element and content temperature-sensing element detection temperature difference whether less than the 6th variable quantity threshold value Δ
T6, if so, determining the cooking appliance for hot pot hydrothermal solution state, otherwise determine that the cooking appliance is cold pot hydrothermal solution state,
The third temperature threshold T3Range be 35 DEG C to 60 DEG C；
The 5th variable quantity threshold value Δ T5Range be -10 DEG C to 0 DEG C；
And/or the 6th variable quantity threshold value Δ T6Range be 0 DEG C to 25 DEG C.
Preferably, the temperature that the temperature-sensing element detects is defined as T,
If T < T1, then determine that the temperature grade of the cooking appliance ambient temperature is low-temperature grade；And/or
If T1≤T<T2, then determine the temperature grade of the cooking appliance ambient temperature for medium temperature grade；And/or
If T >=T2, then determine that the temperature grade of 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 T1Range be 0 DEG C to 15 DEG C；
And/or
The second temperature threshold value T2Range be 25 DEG C to 40 DEG C.
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 body 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 judge pot body
The temperature T of temperature-sensing element detectionBVariation delta TBWhether less than the first variable quantity threshold value Δ T1And/or content temperature-sensing element
The temperature T of detectionTVariation delta TTWhether less than the second variable quantity threshold value Δ T2, if so, determining that the cooking appliance is normal
Otherwise the cold cold liquid status of pot of temperature determines that the cooking appliance is cold pot hydrothermal solution state；
Preferably, the first variable quantity threshold value Δ T1Range be 2 DEG C to 8 DEG C；
And/or the second variable quantity threshold value Δ T2Range 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 judge temperature T
Whether third temperature threshold T is less than3, if so, being detected according to the pot body 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 body temperature-sensing element and/or the content temperature-sensing element are detected
T5Compare, and judges the initial temperature shape of the content in the cooking appliance and/or the cooking appliance according to comparison result
State.
Preferably, it is less than third temperature threshold T in temperature T3In the case where, judge the temperature T of pot body temperature-sensing element detectionB
Variation delta TBWhether third variable quantity threshold value Δ T is less than3And/or the temperature T of content temperature-sensing element detectionTVariable quantity
ΔTTWhether less than the 4th variable quantity threshold value Δ T4, if so, determine the cooking appliance for the cold liquid status of the cold pot of high temperature, otherwise
Determine that the cooking appliance is cold pot hydrothermal solution state；
Preferably, the third variable quantity threshold value Δ T3Range be 2 DEG C to 8 DEG C；
And/or the 4th variable quantity threshold value Δ T4Range be 2 DEG C to 8 DEG C.
On the other hand, the invention adopts the following technical scheme:
A kind of cooking appliance is controlled using control method as described above.
In the control method of cooking appliance provided by the invention, introduced in the initial temperature state for judging cooking appliance
Cooking appliance ambient temperature factor, in conjunction with cooking appliance ambient temperature temperature grade to the initial temperature of cooking appliance
Degree state carries out comprehensive descision, improves the accuracy of judgement, to improve the color and mouth of food made of cooking appliance
Sense.
Detailed description of the invention
By referring to the drawings to the description of the embodiment of the present invention, the above and other purposes of the present invention, feature and
Advantage will be apparent from, in the accompanying drawings:
Fig. 1 shows the control method flow chart of the cooking appliance of specific embodiment of the invention offer.
Specific embodiment
Below based on embodiment, present invention is described, it should be understood by one skilled in the art that provided herein
Attached drawing is provided to the purpose of explanation, and attached drawing is not necessarily drawn to scale.
Unless the context clearly requires otherwise, "include", "comprise" otherwise throughout the specification and claims etc. are similar
Word should be construed as the meaning for including rather than exclusive or exhaustive meaning；That is, be " including but not limited to " contains
Justice.
In the description of the present invention, it is to be understood that, term " first ", " second " etc. are used for description purposes only, without
It can be interpreted as indication or suggestion relative importance.In addition, in the description of the present invention, unless otherwise indicated, the meaning of " multiple "
It is two or more.
The present invention provides a kind of control method of cooking appliance, it is provided with temperature-sensing element on cooking appliance, according to temperature-sensitive
The temperature of element testing judges the current state of cooking appliance (initial temperature state and cooking appliance including cooking appliance
The initial temperature state of interior content), thus in order to run different controlling extents for different states, to obtain most
Excellent food mouthfeel.
Since the temperature of cooking appliance itself influences whether the environment temperature around cooking appliance, it is based on this, the application mentions
The control method of confession includes:
When cooking appliance starts and heats, cooking appliance ambient temperature is judged according to the temperature that temperature-sensing element detects
Temperature grade；
Judge that the current state of cooking appliance, the state for example can be the cold liquid of cold pot according at least to temperature grade
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 body temperature-sensing element for reacting temperature of boiler, is preferably provided at cooking appliance
Bottom outside, further include the content temperature-sensing element for reaction pot body contents temperature, be preferably provided at cooking appliance
Top, naturally it is also possible to setting in positions such as sides, can temperature tolerant in reaction pot body to a certain extent, can root
The temperature grade that cooking appliance ambient temperature is judged according to the temperature of pot body temperature-sensing element detection, can also be according to content
The temperature of temperature-sensing element detection judges the temperature grade of cooking appliance ambient enviroment, or according to pot body temperature-sensing element and content
The temperature grade of the temperature integrated judgement cooking appliance ambient enviroment of temperature-sensing element detection.
Temperature to be detected according to pot body temperature-sensing element (temperature-sensing element that cooking appliance bottom is for example, arranged in) below
The specific embodiment of control method provided by the invention is introduced for temperature grade to judge cooking appliance ambient enviroment.
It in a specific embodiment, is three-level, respectively low-temperature grade, medium temperature grade environment temperature grade classification
And high thermal level, the temperature that pot body 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 that the method for temperature grade includes:
If TB<T1, then determine that the temperature grade of the cooking appliance ambient temperature is low-temperature grade；
If T1≤TB<T2, then determine the temperature grade of the cooking appliance ambient temperature for medium temperature grade；And/or
If TB≥T2, then determine that the temperature grade of the cooking appliance ambient temperature is high thermal level.
Wherein, the first temperature threshold T1With second temperature threshold value T2It is set in combination with factors such as specific environments, generally
Ground, the first temperature threshold T1Range be 0 DEG C to 15 DEG C, second temperature threshold value T2Range be 25 DEG C to 40 DEG C.Of course, it is possible to
Understand, if the temperature that the temperature-sensing element at the top of the temperature that content temperature-sensing element is detected such as pot body detects is as judgement
Foundation, then T1And T2Numberical 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, and therefore, if being judged as, the ambient temperature of 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 be the ambient temperature of cooking appliance is low temperature.
Under medium temperature grade, cooking appliance ambient temperature is medium, since the pot body of cooking appliance is to ambient enviroment
Heat transfer rate is fast, heat output is big, and the heat transfer rate of the intracorporal content of cooking appliance pot to ambient enviroment is then relatively slow, heat output
It is smaller, therefore indicate that cooking appliance is in cold pot state, it can be further according to pot body 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, judging pot body temperature-sensing element
The temperature T of detectionBVariation delta TBWhether less than the first variable quantity threshold value Δ T1And/or the temperature of content temperature-sensing element detection
Spend TTVariation delta TTWhether less than the second variable quantity threshold value Δ T2, if so, illustrating the temperature variation of cooking appliance very
Small, the heat exchange amount between the pot body and pot body content of cooking appliance is small, therefore, it is determined that cooking appliance is the cold liquid of the cold pot of room temperature
State, herein room temperature instruction be cooking appliance ambient temperature be room temperature, otherwise illustrate the temperature change of cooking appliance
It measures larger, has carried out more heat exchange between the pot body and content of cooking appliance, therefore, it is determined that cooking appliance is cold pot hydrothermal solution
State, i.e., joined hot water in cold pot or boiling water carries out boiling.
Wherein, variation delta TBWith variation delta TTRespectively predetermined time inner pan body of the cooking appliance before starting 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 switched on
Initial stage can execute the detection operation of a period of time, such as detect the presence of interior pot etc., which does not carry out
Heating, can investigate the temperature variations of cooking appliance, the predetermined time is preferably 30 using this time as the predetermined time
To 120s.
First variable quantity threshold value Δ T1And/or the second variable quantity threshold value Δ T2It is set in combination with factors such as specific environments,
Generally, the first variable quantity threshold value Δ T1Range be 2 DEG C to 8 DEG C, the second variable quantity threshold value Δ T2Range be 2 DEG C to 8 DEG C.
Under high thermal level, cooking appliance ambient temperature is higher, needs to determine by further judging at this time
The particular state of cooking appliance.For example, one third temperature threshold T of setting3, temperature T that pot body temperature-sensing element is detectedBWith
Three temperature threshold T3It is compared to further judge the state of temperature of cooking appliance.Third temperature threshold T3Number
Value is set in combination with factors such as specific environments, it is preferable that third temperature threshold T3Range be 35 DEG C to 60 DEG C.
Specifically, if temperature TBLess than third temperature threshold T3, it is excessively high to illustrate that the temperature of boiler of cooking appliance does not have, determines
Cooking appliance is in cold pot state, further, the temperature that can be detected according to pot body temperature-sensing element and/or content temperature-sensing element
Variable quantity judge the initial temperature state of the content in cooking appliance.For example, judging the temperature of pot body temperature-sensing element detection
TBVariation delta TBWhether third variable quantity threshold value Δ T is less than3And/or the temperature T of content temperature-sensing element detectionTVariation
Measure Δ TTWhether less than the 4th variable quantity threshold value Δ T4, if so, illustrating the temperature variation very little of cooking appliance, cooking appliance
Pot body and pot body content between heat exchange amount it is small, but since the temperature of pot body itself is wanted with respect to the temperature under room temperature grade
Height, therefore, it is determined that cooking appliance is the cold liquid status of the cold pot of high temperature, what high temperature herein indicated is the ambient enviroment temperature of cooking appliance
Degree is high temperature, such as this is in and was carried out cooking operation using other cookwares before and ambient temperature is caused to increase, no
Then illustrate that the temperature variation of cooking appliance is larger, has carried out more heat exchange between the pot body and content of cooking appliance, because
This determines that cooking appliance is cold pot hydrothermal solution state, i.e., joined hot water in cold pot or boiling water carries out boiling.
Third variable quantity threshold value Δ T3And/or the 4th variable quantity threshold value Δ T4It is set in combination with factors such as specific environments,
Generally, third variable quantity threshold value Δ T3Range be 2 DEG C to 8 DEG C, the 4th variable quantity threshold value Δ T4Range be 2 DEG C to 8 DEG C.
If temperature TBMore than or equal to third temperature threshold T3, illustrate that the cooking bottom temperature of cooking appliance is very high, at this time may be used
The temperature T detected according to pot body temperature-sensing elementBVariation delta TBAnd pot body 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, judging pot body temperature-sensing element
The temperature T of detectionBVariation delta TBWhether Δ T is less than5, if so, illustrating that cooking appliance is in hot pot state, and boiling
Heat exchange amount between the intracorporal content of pot body and pot of utensil is larger, determines that cooking appliance is the cold liquid status of hot pot at this time, i.e.,
Cooking appliance is that continuous cooking namely cooking appliance have 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 judging whether the temperature difference of pot body temperature-sensing element and the detection of content temperature-sensing element is small
In the 6th variable quantity threshold value Δ T6, if so, illustrating that pot body is not much different with the intracorporal contents temperature of pot, boiling is determined at this time
Utensil is hot pot hydrothermal solution state, i.e., cooking appliance is to restart boiling function after powering off culinary art namely the power-off of digestion process midway
Can, otherwise illustrate that pot body differs larger with the intracorporal contents temperature of pot, determines that cooking appliance is cold pot hydrothermal solution state at this time, i.e.,
It joined hot water in cold pot or boiling water carry out boiling.
5th variable quantity threshold value Δ T5And/or the 6th variable quantity threshold value Δ T6It is set in combination with factors such as specific environments,
Generally, the 5th variable quantity threshold value Δ T5Range be -10 DEG C to 0 DEG C, the 6th variable quantity threshold value Δ T6Range be 0 DEG C to 25
℃。
It is understood that the variation delta T of the temperature for the pot body temperature-sensing element detection being previously mentioned in the applicationBAnd it is 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 body 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 the temperature that it is detected after initial detection-phaseT2, then Δ TT=TT2-TT1。
A specific control process of cooking appliance provided by the present application is given below:
It makes the following judgment before cooking appliance starting heating to obtain the current temperature status of cooking appliance:
Work as TBIt is the cold liquid status of low temperature cold pot at 12 DEG C of <；
As 12≤TBAt 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 room temperature, is otherwise cold
Pot hydrothermal solution state；
As 35≤TBAt 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, is otherwise 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, make the following judgment before cooking appliance starting heating to obtain boiling
The current temperature status of utensil:
Work as TBIt is the cold liquid status of low temperature cold pot at 12 DEG C of <；
As 12≤TBAt 35 DEG C of <, if △ TB3 DEG C of <, then it is the cold liquid status of the cold pot of room temperature, is otherwise cold pot hydrothermal solution state；
As 35≤TBAt 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 (can also be for example, arranged at the top of cooking appliance according to content temperature-sensing element
Temperature-sensing element) detection temperature come carry out the temperature grade of cooking appliance ambient enviroment judgement and further state of temperature
Judgement, in a specific control method, cooking appliance starting heating before make the following judgment to obtain boiling vessel
The current temperature status of tool:
Work as TTAt 10 DEG C of <, if △ TB5 DEG C of < and △ TT4 DEG C of <, then be the cold liquid status of low temperature cold pot, is otherwise cold pot heat
Liquid status；
As 10≤TTAt 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 room temperature, is otherwise cold
Pot hydrothermal solution state；
As 30≤TTAt 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, is otherwise 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.
Control method provided by the present application can be widely applied in the various cooking apparatus with cooking function, such as meal
Pot, pressure cooker etc. can further increase food made of cooking appliance by being finely divided to cooking appliance initial temperature state
The color and mouthfeel of product.
Those skilled in the art will readily recognize that above-mentioned each preferred embodiment can be free under the premise of not conflicting
Ground combination, superposition.
The above description is only a preferred embodiment of the present invention, is not intended to restrict the invention, for those skilled in the art
For, the invention can have various changes and changes.All any modifications made within the spirit and principles of the present invention are equal
Replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (8)
1. a kind of control method of cooking appliance, which is characterized in that be provided with temperature-sensing element, the control on the cooking appliance
Method includes:
Before cooking appliance starting heating, judged around the cooking appliance according to the temperature that the temperature-sensing element detects
The temperature grade of environment temperature；
The first of the content in the pot body and/or the cooking appliance of the cooking appliance is judged according at least to the temperature grade
Beginning state of temperature；
The temperature-sensing element includes pot body temperature-sensing element for reacting temperature of boiler and/or for reaction pot body contents temperature
Content temperature-sensing element；
Under the temperature grade of judgement, according to the temperature T of pot body temperature-sensing element detectionBVariation delta TB, content temperature-sensing element
The temperature T of detectionTVariation delta TTAnd/or pot body temperature-sensing element and content temperature-sensing element detection temperature difference judgement described in
The initial temperature state of the pot body of cooking appliance and/or the content in the cooking appliance；
Wherein, variation delta TBWith variation delta TTRespectively described cooking appliance institute in the predetermined amount of time before starting heating
State the temperature T of pot body temperature-sensing element detectionBAnd the temperature T of the content temperature-sensing element detectionTVariable quantity；
It is greater than or equal to third temperature threshold T in temperature T3In the case where, judge the change of the temperature of the pot body temperature-sensing element detection
Change amount Δ TBWhether less than the 5th variable quantity threshold value Δ T5, if so, determine the cooking appliance for the cold liquid status of hot pot, otherwise
Judge pot body temperature-sensing element and content temperature-sensing element detection temperature difference whether less than the 6th variable quantity threshold value Δ T6, if so,
Determine the cooking appliance then for hot pot hydrothermal solution state, otherwise determines that the cooking appliance is cold pot hydrothermal solution state, the third
Temperature threshold T3Range be 35 DEG C to 60 DEG C；
The 5th variable quantity threshold value Δ T5Range be -10 DEG C to 0 DEG C；
And/or the 6th variable quantity threshold value Δ T6Range be 0 DEG C to 25 DEG C.
2. control method according to claim 1, which is characterized in that the temperature that the temperature-sensing element detects to be defined as
T,
If T < T1, then determine that the temperature grade of the cooking appliance ambient temperature is low-temperature grade；And/or
If T1≤T<T2, then determine the temperature grade of the cooking appliance ambient temperature for medium temperature grade；And/or
If T >=T2, then determine that the temperature grade of the cooking appliance ambient temperature is high thermal level；
Wherein, T1For the first temperature threshold, T2For second temperature threshold value；
The first temperature threshold T1Range be 0 DEG C to 15 DEG C；
And/or
The second temperature threshold value T2Range be 25 DEG C to 40 DEG C.
3. control method according to claim 2, which is characterized in that if it is determined that the cooking appliance ambient temperature
Temperature grade is low-temperature grade, then determines the cooking appliance for the cold liquid status of low temperature cold pot.
4. control method according to claim 2, which is characterized 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 body 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.
5. control method according to claim 4, which is characterized 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 body temperature-sensing element detectionBVariation delta TBWhether less than the first variation
Measure threshold value Δ T1And/or the temperature T of content temperature-sensing element detectionTVariation delta TTWhether less than the second variable quantity threshold value Δ
T2, if so, determining the cooking appliance for the cold liquid status of the cold pot of room temperature, otherwise determine that the cooking appliance is cold pot hydrothermal solution shape
State；
The first variable quantity threshold value Δ T1Range be 2 DEG C to 8 DEG C；
And/or the second variable quantity threshold value Δ T2Range be 2 DEG C to 8 DEG C.
6. control method according to claim 2, which is characterized 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 third temperature threshold T3, if so, according to the pot body 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
Otherwise the initial temperature state of content in tool detects the pot body temperature-sensing element and/or the content temperature-sensing element
Temperature variable quantity and the 5th variable quantity threshold value Δ T5Compare, and the cooking appliance and/or institute are judged according to comparison result
State the initial temperature state of the content in cooking appliance.
7. control method according to claim 6, which is characterized in that be less than third temperature threshold T in temperature T3The case where
Under, judge the temperature T of pot body temperature-sensing element detectionBVariation delta TBWhether third variable quantity threshold value Δ T is less than3And/or content
The temperature T of object temperature-sensing element detectionTVariation delta TTWhether less than the 4th variable quantity threshold value Δ T4, if so, determining the steaming
Boiler tool is the cold liquid status of the cold pot of high temperature, otherwise determines that the cooking appliance is cold pot hydrothermal solution state；
The third variable quantity threshold value Δ T3Range be 2 DEG C to 8 DEG C；
And/or the 4th variable quantity threshold value Δ T4Range be 2 DEG C to 8 DEG C.
8. a kind of cooking appliance, which is characterized in that controlled using the control method as described in one of claim 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710841403.2A CN107831804B (en) | 2017-09-18 | 2017-09-18 | Cooking appliance and its control method |
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| 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 |
| 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 |
| 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 |
| 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 |
| 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 |
| CN109288374B (en) * | 2018-09-20 | 2020-12-08 | 珠海格力电器股份有限公司 | Cooking appliance and control method thereof |
| 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 |
| 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 |
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| JPS6446416A (en) * | 1987-08-12 | 1989-02-20 | Mitsubishi Electric Corp | Rice cooker |
| CN105747828B (en) * | 2014-12-16 | 2018-02-06 | 佛山市顺德区美的电热电器制造有限公司 | Electric cooker and its porridge-cooking control method |
| CN106308460B (en) * | 2015-06-29 | 2018-12-18 | 佛山市顺德区美的电热电器制造有限公司 | The control method and control device of electric cooker and electric cooker in the water suction stage |
| CN105310466B (en) * | 2015-11-13 | 2018-01-16 | 九阳股份有限公司 | A kind of method that cooking apparatus makes rice |
| CN105266566B (en) * | 2015-11-23 | 2017-04-19 | 珠海格力电器股份有限公司 | Rice cooker and control method and control device thereof |
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