CN106308459A - Empty state determination method and device for electric rice cooker - Google Patents
Empty state determination method and device for electric rice cooker Download PDFInfo
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- CN106308459A CN106308459A CN201510374459.2A CN201510374459A CN106308459A CN 106308459 A CN106308459 A CN 106308459A CN 201510374459 A CN201510374459 A CN 201510374459A CN 106308459 A CN106308459 A CN 106308459A
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Abstract
The invention discloses an empty state determination method for an electric rice cooker. The empty state determination method includes the following steps: detecting the pot temperature of the electric rice cooker in real time; calculating a temperature deviation between the pot temperature and a preset temperature every other first preset time if the pot temperature is greater than the preset temperature of a temperature control stage when the electric rice cooker is in the temperature control stage; accumulating the calculated temperature deviations in a second preset time so as to acquire a temperature accumulation value, wherein the second preset time is greater than the first preset time; determining if the temperature accumulation value is greater than or equal to a preset value or not; and determining that the electric rice cooker is in an empty state currently if the temperature accumulation value is greater than or equal to the preset value. The empty state determination method can intelligently determine if the electric rice cooker is in the empty state, can ensure the safety of cooking, and can reduce power waste. The invention further discloses an empty state determination device for the electric rice cooker.
Description
Technical field
The present invention relates to living electric apparatus technical field, particularly to a kind of empty pot determination methods for electric cooker and a kind of use
Empty pot judgment means in electric cooker.
Background technology
Electric cooker is in cooking process, if whether can not judge in time is the culinary art of sky pot, not only result in damage of product or
There is potential safety hazard, also can cause the waste of power supply.
Summary of the invention
It is contemplated that one of technical problem solved the most to a certain extent in above-mentioned technology.To this end, the one of the present invention
Purpose is to propose a kind of empty pot determination methods for electric cooker, it is possible to intelligent decision goes out whether electric cooker is in sky pot state,
Not only ensure culinary art safety, moreover it is possible to reduce power supply waste.
Further object is that a kind of empty pot judgment means for electric cooker of proposition.
For reaching above-mentioned purpose, a kind of empty pot determination methods for electric cooker that one aspect of the present invention embodiment proposes, including
Following steps: detect the temperature of boiler of described electric cooker in real time；When described electric cooker is in the temperature control stage, if described pot
Temperature more than the design temperature in described temperature control stage, then calculates described temperature of boiler and described setting every the first Preset Time
Temperature deviation between temperature；Calculated temperature deviation in second Preset Time is carried out cumulative to obtain temperature cumulative value,
Wherein, described second Preset Time is more than described first Preset Time；Judge that whether described temperature cumulative value is more than or equal to pre-
If value；If described temperature cumulative value is more than or equal to described preset value, then judge that described electric cooker is currently at sky pot state.
The empty pot determination methods for electric cooker according to embodiments of the present invention, when electric cooker is in the temperature control stage, if pot
Temperature is more than design temperature, then calculate the temperature deviation between temperature of boiler and design temperature every the first Preset Time, so
After calculated temperature deviation in the second Preset Time carried out cumulative to obtain temperature cumulative value, finally by judging temperature
More than or equal to preset value, whether accumulated value judges the most whether electric cooker is in sky pot state such that it is able to intelligent decision goes out
The empty pot state of electric cooker, can not only avoid also continuing to heating cooking during electric cooker sky pot and the damage of product that causes or safety
Hidden danger, it is ensured that electric rice cooker cooking safety, moreover it is possible to reduce the waste of power supply.
Wherein, if described temperature cumulative value is less than described preset value, then there is cooking food in judging described electric cooker.
According to one embodiment of present invention, the described temperature control stage is to there is target control temperature during described electric rice cooker cooking
Stage.
Specifically, the described temperature control stage includes water suction stage, holding stage, boiling stage and cooks rice over a slow fire the stage.
According to one embodiment of present invention, when judging that described electric cooker is in sky pot state, also control described electric cooker and stop
Only work.
For reaching above-mentioned purpose, a kind of empty pot judgment means for electric cooker that another aspect of the present invention embodiment proposes, bag
Including: temperature detecting module, described temperature detecting module is for the temperature of boiler of the described electric cooker of detection in real time；Control module,
Described control module is connected with described temperature detecting module, described control module for described electric cooker be in the temperature control stage and
Described temperature of boiler is calculated with described every the first Preset Time when described temperature of boiler is more than the design temperature in described temperature control stage
Temperature deviation between design temperature, and calculated temperature deviation in the second Preset Time is carried out cumulative to obtain temperature
Accumulated value, and judge described temperature cumulative value whether more than or equal to preset value, and described temperature cumulative value more than or etc.
When described preset value, described control module judges that described electric cooker is currently at sky pot state, and wherein, described second presets
Time is more than described first Preset Time.
The empty pot judgment means for electric cooker according to embodiments of the present invention, detects pot temperature in real time by temperature detecting module
Degree, such control module when electric cooker is in temperature control stage and temperature of boiler more than design temperature every the first Preset Time meter
Calculate the temperature deviation between temperature of boiler and design temperature, then calculated temperature deviation in the second Preset Time is carried out
Cumulative to obtain temperature cumulative value, finally by judging whether temperature cumulative value is more than or equal to preset value to judge that electric cooker is worked as
Before whether be in sky pot state such that it is able to intelligent decision goes out the empty pot state of electric cooker, can not only avoid electric cooker sky pot
Time also continue to heating cooking and the damage of product that causes or potential safety hazard, it is ensured that electric rice cooker cooking safety, moreover it is possible to reduce power supply
Waste.
Wherein, when described temperature cumulative value is less than described preset value, described control module exists in judging described electric cooker cooks
Prepare food food.
According to one embodiment of present invention, the described temperature control stage is to there is target control temperature during described electric rice cooker cooking
Stage.
Specifically, the described temperature control stage includes water suction stage, holding stage, boiling stage and cooks rice over a slow fire the stage.
According to one embodiment of present invention, when judging that described electric cooker is in sky pot state, described control module also controls
Described electric cooker quits work.
Accompanying drawing explanation
Fig. 1 is the flow chart of the empty pot determination methods for electric cooker according to the embodiment of the present invention；
Fig. 2 is cooking bottom temperature change curve schematic diagram during the currently empty pot state of the electric cooker according to one embodiment of the invention；
Fig. 3 is according to cooking bottom temperature change curve schematic diagram when there is food in the electric cooker of one embodiment of the invention；With
And
Fig. 4 is the block diagram of the empty pot judgment means for electric cooker according to the embodiment of the present invention.
Detailed description of the invention
Embodiments of the invention are described below in detail, and the example of described embodiment is shown in the drawings, the most identical
Or similar label represents same or similar element or has the element of same or like function.Retouch below with reference to accompanying drawing
The embodiment stated is exemplary, it is intended to is used for explaining the present invention, and is not considered as limiting the invention.
The empty pot determination methods for electric cooker proposed according to embodiments of the present invention is described with reference to the accompanying drawings and for electricity
The empty pot judgment means of rice cooker.
Fig. 1 is the flow chart of the empty pot determination methods for electric cooker according to the embodiment of the present invention.As it is shown in figure 1, this use
Empty pot determination methods in electric cooker comprises the following steps:
S1, detects the temperature of boiler of electric cooker in real time, i.e. detects the temperature of boiler of the interior pot of electric cooker, in particularly can detecting
The cooking bottom temperature of pot.
According to one embodiment of present invention, the bottom of a pan can be detected in real time by being arranged on the temperature sensor bottom inner pan of electric cooker
Temperature.It is of course also possible to replaced by the temperature at other positions of interior pot (pot sidewall in such as) of detection electric cooker in real time
The cooking bottom temperature of the interior pot of detection electric cooker in real time.
S2, when electric cooker is in the temperature control stage, if temperature of boiler is more than the design temperature in temperature control stage, then every first
Preset Time calculates the temperature deviation between temperature of boiler and design temperature.
Wherein, the temperature control stage is the stage that there is target control temperature during electric rice cooker cooking, such as, can be the water suction stage
Or holding stage.
Therefore, according to one embodiment of present invention, the temperature control stage can include the water suction stage, holding stage, boiling stage and
Cook rice over a slow fire the stage.
S3, carries out cumulative to obtain temperature cumulative value, wherein, second by calculated temperature deviation in the second Preset Time
Preset Time is more than the first Preset Time.
Specifically, as shown in Figure 2 or Figure 3, such as absorb water stage, holding stage etc. in the temperature control stage of electric cooker, work as pot
When end temperature is more than the design temperature in temperature control stage, at interval of the first preset time T, gather cooking bottom temperature and design temperature
Deviation Y1, Y2 ..., Yn, then these deviations are carried out cumulative obtaining temperature cumulative value Ysum=Y1+Y2+ ...+Yn.
Wherein, when cooking bottom temperature is less than or equal to design temperature, cumulative Ysum resets.
S4, it is judged that whether described temperature cumulative value is more than or equal to preset value.
S5, if temperature cumulative value is more than or equal to preset value, then judges that electric cooker is currently at sky pot state.
It should be noted that when electric cooker is in sky pot state, in identical heat time heating time, the temperature of the interior pot of electric cooker
Can than rise faster when there is food in pot, the especially cooking bottom temperature curvilinear motion on design temperature becomes apparent from, tool
Body is as shown in the temperature curve of Fig. 2 and Fig. 3.Therefore, in the temperature control stage of electric cooker, and cooking bottom temperature is more than design temperature
Time, calculate the temperature deviation between cooking bottom temperature and design temperature by fixing T interval time, then inclined for these temperature
Difference compares with preset value after carrying out adding up, thus can effectively judge the most whether electric cooker is in sky pot shape
State.
I.e. say, in an embodiment of the present invention, when Ysum is more than or equal to preset value Ymax, it is judged that electric cooker is currently
Empty pot.
If temperature cumulative value Ysum is less than preset value Ymax, then there is cooking food in judging electric cooker.
Further, in an embodiment of the present invention, when judging that electric cooker is in sky pot state, also control electric cooker and quit work,
The heating of electric cooker sky pot is avoided to damage or bring potential safety hazard.
In sum, the empty pot determination methods for electric cooker according to embodiments of the present invention, when electric cooker is in the temperature control stage
Time, if temperature of boiler such as cooking bottom temperature is more than design temperature, then calculate cooking bottom temperature and setting every the first Preset Time
Temperature deviation between temperature, then carries out calculated temperature deviation in the second Preset Time adding up and tires out with acquisition temperature
Value added, finally by judging whether temperature cumulative value is more than or equal to preset value to judge the most whether electric cooker is in sky pot shape
State such that it is able to intelligent decision goes out the empty pot state of electric cooker, can not only avoid also continuing to heating cooking during electric cooker sky pot
And the damage of product caused or potential safety hazard, it is ensured that electric rice cooker cooking safety, moreover it is possible to reduce the waste of power supply.
As shown in Figure 4, a kind of empty pot judgment means for electric cooker that the embodiment of the present invention also proposes includes temperature detection
Module 10 and control module 20.
Wherein, temperature detecting module 10, for the temperature of boiler of detection electric cooker in real time, i.e. detects the pot of the interior pot of electric cooker
Temperature, particularly can detect the cooking bottom temperature of interior pot.Such as, can be by being arranged on the temperature sensor bottom inner pan of electric cooker
Detect cooking bottom temperature in real time, it is of course also possible to by other positions of interior pot (pot sidewall in such as) of detection electric cooker in real time
Temperature replace the cooking bottom temperature that detects the interior pot of electric cooker in real time.
Control module 20 is connected with temperature detecting module 10, control module 20 for described electric cooker be in the temperature control stage and
Temperature of boiler such as cooking bottom temperature calculates temperature of boiler every the first preset time T when being more than the design temperature in described temperature control stage
And the temperature deviation between described design temperature, and calculated temperature deviation in the second Preset Time is carried out cumulative to obtain
Obtain temperature cumulative value, and judge that described temperature cumulative value is more than or equal to preset value and big at described temperature cumulative value
In or during equal to described preset value, described control module judges that described electric cooker is currently at sky pot state, wherein, described the
Two Preset Times are more than described first Preset Time.
Further, when judging that described electric cooker is in sky pot state, control module 20 also controls described electric cooker and quits work,
Thus avoid the heating of electric cooker sky pot and damage or bring potential safety hazard.
According to one embodiment of present invention, when described temperature cumulative value is less than described preset value, control module 20 judges institute
Cooking food is there is in stating electric cooker.
It should be noted that when electric cooker is in sky pot state, in identical heat time heating time, the temperature of the interior pot of electric cooker
Can than rise faster when there is food in pot, the especially cooking bottom temperature curvilinear motion on design temperature becomes apparent from, tool
Body is as shown in the temperature curve of Fig. 2 and Fig. 3.Therefore, in the temperature control stage of electric cooker, and cooking bottom temperature is more than design temperature
Time, calculate the temperature deviation between cooking bottom temperature and design temperature by fixing T interval time, then inclined for these temperature
Difference compares with preset value after carrying out adding up, thus can effectively judge the most whether electric cooker is in sky pot shape
State.
Wherein, the temperature control stage is the stage that there is target control temperature during electric rice cooker cooking, such as, can be the water suction stage
Or holding stage.
Therefore, according to one embodiment of present invention, the temperature control stage can include the water suction stage, holding stage, boiling stage and
Cook rice over a slow fire the stage.
Specifically, as shown in Figure 2 or Figure 3, such as absorb water stage, holding stage etc. in the temperature control stage of electric cooker, work as pot
When end temperature is more than the design temperature in temperature control stage, at interval of the first preset time T, control module calculates cooking bottom temperature and sets
Deviation Y1 of fixed temperature, Y2 ..., Yn, the most again these deviations being carried out adding up obtains temperature cumulative value Ysum=
Y1+Y2+ ...+Yn, and be compared to judge the most whether electric cooker is in preset value by temperature cumulative value Ysum
Empty pot state.If Ysum is more than or equal to preset value Ymax, control module then judges the currently empty pot of electric cooker.
Wherein, when cooking bottom temperature is less than or equal to design temperature, cumulative Ysum resets.
The empty pot judgment means for electric cooker according to embodiments of the present invention, detects pot temperature in real time by temperature detecting module
Spend such as cooking bottom temperature, such control module when electric cooker is in temperature control stage and cooking bottom temperature more than design temperature every the
One Preset Time calculates the temperature deviation between cooking bottom temperature and design temperature, then by calculated in the second Preset Time
Temperature deviation carries out cumulative to obtain temperature cumulative value, finally by judging that whether temperature cumulative value is more than or equal to preset value
Judge the most whether electric cooker is in sky pot state such that it is able to intelligent decision goes out the empty pot state of electric cooker, can not only keep away
The damage of product exempting to also continue to heating cooking during electric cooker sky pot and cause or potential safety hazard, it is ensured that electric rice cooker cooking safety, also
The waste of power supply can be reduced.
In describing the invention, it is to be understood that term " " center ", " longitudinally ", " laterally ", " length ", " width ",
" thickness ", " on ", D score, "front", "rear", "left", "right", " vertically ", " level ", " top ", " end " " interior ",
" outward ", " clockwise ", " counterclockwise ", " axially ", " radially ", " circumferential " etc. instruction orientation or position relationship be based on
Orientation shown in the drawings or position relationship, be for only for ease of the description present invention and simplify description rather than instruction or hint institute
The device that refers to or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to this
Bright restriction.
Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed
Or implicitly include at least one this feature.In describing the invention, " multiple " are meant that at least two, such as two
Individual, three etc., unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, term " install ", " being connected ", " connection ", " fixing "
Should be interpreted broadly Deng term, connect for example, it may be fixing, it is also possible to be to removably connect, or integral；Can be
It is mechanically connected, it is also possible to be electrical connection；Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary, can be two
The connection of individual element internal or the interaction relationship of two elements, unless otherwise clear and definite restriction.Common for this area
For technical staff, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score can
Being that the first and second features directly contact, or the first and second features are by intermediary mediate contact.And, the
One feature second feature " on ", " top " and " above " but fisrt feature directly over second feature or
Oblique upper, or it is merely representative of fisrt feature level height higher than second feature.Fisrt feature second feature " under ",
" lower section " and " below " can be fisrt feature immediately below second feature or obliquely downward, or it is special to be merely representative of first
Levy level height less than second feature.
In the description of this specification, reference term " embodiment ", " some embodiments ", " example ", " specifically show
Example " or the description of " some examples " etc. means to combine this embodiment or example describes specific features, structure, material or
Feature is contained at least one embodiment or the example of the present invention.In this manual, the schematic representation to above-mentioned term
Necessarily it is directed to identical embodiment or example.And, the specific features of description, structure, material or feature are permissible
One or more embodiment in office or example combine in an appropriate manner.Additionally, in the case of the most conflicting, ability
The feature of the different embodiments described in this specification or example and different embodiment or example can be entered by the technical staff in territory
Row combines and combination.
Although above it has been shown and described that embodiments of the invention, it is to be understood that above-described embodiment is exemplary,
Being not considered as limiting the invention, those of ordinary skill in the art within the scope of the invention can be to above-described embodiment
It is changed, revises, replaces and modification.
Claims (10)
1. the empty pot determination methods for electric cooker, it is characterised in that comprise the following steps:
Detect the temperature of boiler of described electric cooker in real time；
When described electric cooker is in the temperature control stage, if described temperature of boiler is more than the design temperature in described temperature control stage, then
The temperature deviation between described temperature of boiler and described design temperature is calculated every the first Preset Time；
Calculated temperature deviation in second Preset Time is carried out cumulative to obtain temperature cumulative value, wherein, described second
Preset Time is more than described first Preset Time；
Judge that whether described temperature cumulative value is more than or equal to preset value；
If described temperature cumulative value is more than or equal to described preset value, then judge that described electric cooker is currently at sky pot state.
2. the empty pot determination methods for electric cooker as claimed in claim 1, it is characterised in that if described temperature adds up
Less than described preset value, then there is cooking food in judging described electric cooker in value.
3. the empty pot determination methods for electric cooker as claimed in claim 1, it is characterised in that the described temperature control stage is institute
The stage of target control temperature is there is during stating electric rice cooker cooking.
4. the empty pot determination methods for electric cooker as claimed in claim 3, it is characterised in that the described temperature control stage includes
Water suction stage, holding stage, boiling stage and cook rice over a slow fire the stage.
5. the empty pot determination methods for electric cooker as claimed in claim 1, it is characterised in that when judging described electric cooker
When being in sky pot state, also control described electric cooker and quit work.
6. the empty pot judgment means for electric cooker, it is characterised in that including:
Temperature detecting module, described temperature detecting module is for the temperature of boiler of the described electric cooker of detection in real time；
Control module, described control module is connected with described temperature detecting module, and described control module is at described electric cooker
Calculate described when being in temperature control stage and described temperature of boiler more than the design temperature in described temperature control stage every the first Preset Time
Temperature deviation between temperature of boiler and described design temperature, and calculated temperature deviation in the second Preset Time is carried out
Cumulative to obtain temperature cumulative value, and judge whether described temperature cumulative value is more than or equal to preset value, and in described temperature
When accumulated value is more than or equal to described preset value, described control module judges that described electric cooker is currently at sky pot state, wherein,
Described second Preset Time is more than described first Preset Time.
7. the empty pot judgment means for electric cooker as claimed in claim 6, it is characterised in that when described temperature cumulative value
During less than described preset value, there is cooking food in judging described electric cooker in described control module.
8. the empty pot judgment means for electric cooker as claimed in claim 6, it is characterised in that the described temperature control stage is institute
The stage of target control temperature is there is during stating electric rice cooker cooking.
9. the empty pot judgment means for electric cooker as claimed in claim 8, it is characterised in that the described temperature control stage includes
Water suction stage, holding stage, boiling stage and cook rice over a slow fire the stage.
10. the empty pot judgment means for electric cooker as claimed in claim 6, it is characterised in that when judging described electricity meal
When pot is in sky pot state, described control module also controls described electric cooker and quits work.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510374459.2A CN106308459B (en) | 2015-06-29 | 2015-06-29 | Empty pot determination methods and device for electric cooker |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510374459.2A CN106308459B (en) | 2015-06-29 | 2015-06-29 | Empty pot determination methods and device for electric cooker |
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| CN106308459A true CN106308459A (en) | 2017-01-11 |
| CN106308459B CN106308459B (en) | 2018-01-02 |
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| CN201510374459.2A Active CN106308459B (en) | 2015-06-29 | 2015-06-29 | Empty pot determination methods and device for electric cooker |
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| CN107242781A (en) * | 2017-07-27 | 2017-10-13 | 浙江绍兴苏泊尔生活电器有限公司 | Dry heating preventing method for electric kettle and electric kettle |
| CN108709204A (en) * | 2018-06-12 | 2018-10-26 | 上海纯米电子科技有限公司 | A kind of empty pot detection method of electromagnetic oven |
| CN108836125A (en) * | 2018-07-02 | 2018-11-20 | 珠海格力电器股份有限公司 | Method and system for controlling inner pot of electric cooker |
| CN108852057A (en) * | 2018-06-29 | 2018-11-23 | 九阳股份有限公司 | A kind of material detection method of food processor |
| CN109691855A (en) * | 2017-10-20 | 2019-04-30 | 浙江绍兴苏泊尔生活电器有限公司 | Cooking apparatus and its detection method and device, storage medium, processor |
| CN109757972A (en) * | 2019-03-26 | 2019-05-17 | 芜湖纯米电子科技有限公司 | It can identify electric cooker and the rice and gruel cooking recognition methods of rice and gruel cooking |
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| CN109757972A (en) * | 2019-03-26 | 2019-05-17 | 芜湖纯米电子科技有限公司 | It can identify electric cooker and the rice and gruel cooking recognition methods of rice and gruel cooking |
| CN109757972B (en) * | 2019-03-26 | 2020-12-01 | 芜湖纯米电子科技有限公司 | Electric cooker capable of identifying cooking and porridge cooking and porridge cooking identification method |
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| Publication number | Publication date |
|---|---|
| CN106308459B (en) | 2018-01-02 |
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