CN112716259A - Electric cooker, rice control method and device and storage medium - Google Patents
Electric cooker, rice control method and device and storage medium Download PDFInfo
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- CN112716259A CN112716259A CN202011630857.3A CN202011630857A CN112716259A CN 112716259 A CN112716259 A CN 112716259A CN 202011630857 A CN202011630857 A CN 202011630857A CN 112716259 A CN112716259 A CN 112716259A
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J27/00—Cooking-vessels
- A47J27/004—Cooking-vessels with integral electrical heating means
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J36/00—Parts, details or accessories of cooking-vessels
- A47J36/24—Warming devices
- A47J36/2483—Warming devices with electrical heating means
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Abstract
The invention discloses an electric cooker, a rice control method, a rice control device and a storage medium, wherein the electric cooker comprises a cooker body, a first heating assembly, a second heating assembly and a third heating assembly, the first heating assembly is positioned at the bottom of the cooker body, the second heating assembly is positioned in a corner area between the bottom of the cooker body and the side of the cooker body, and the third heating assembly is positioned at the side of the cooker body. The control method of rice comprises controlling the first heating assembly, the second heating assembly and the third heating assembly to heat the upper part of the rice-water mixture first and then the lower part of the rice-water mixture; when the temperature of the rice-water mixture reaches a preset first temperature interval, preserving the heat of the rice-water mixture in the first temperature interval for a preset first heat preservation time; and heating the rice-water mixture to enable the upper temperature of the rice-water mixture to be higher than the lower temperature, and gelatinizing the rice-water mixture when the temperature of the rice-water mixture reaches a preset second temperature interval to obtain the rice. Therefore, the rice can absorb water uniformly, the water deviation of the rice is reduced, and the taste of the rice is improved.
Description
Technical Field
The invention relates to the technical field of electrical equipment, in particular to a control method and device for an electric cooker and rice and a storage medium.
Background
The electric cooker is a common electric appliance for cooking rice in daily life. Along with the improvement of living standard of people, the rice cooker provides new requirements for the taste of cooked rice, and the rice cooker does not meet the requirement of simple cooking maturity but has good taste. However, after the existing electric rice cooker cooks rice, the rice has large water deviation and uneven water absorption content, which causes poor taste.
Disclosure of Invention
In view of this, embodiments of the present invention provide an electric rice cooker, a method and an apparatus for controlling cooked rice, and a storage medium, so as to improve the taste of the cooked rice.
According to a first aspect, an embodiment of the present invention provides an electric cooker, including:
the cooker body is used for containing the rice-water mixture;
the first heating assembly is positioned at the bottom of the cooker body;
the second heating assembly is positioned in corner areas of the bottom and the side parts of the pot body;
a third heating assembly located at a side of the pot body.
According to the electric cooker provided by the embodiment of the invention, the first heating assembly, the second heating assembly and the third heating assembly are matched with the cooker body structure, and a plurality of vortexes are formed in the cooker body, so that rice water can be driven to flow, rice can absorb water uniformly, and the water deviation is reduced.
With reference to the first aspect, in a first implementation manner of the first aspect, a groove is formed in the bottom of the pot body, and the first heating assembly is disposed in the groove.
With reference to the first aspect, in a second embodiment of the first aspect, the third heating element is located at the upper end of the corner area to the top end of the pot body.
With reference to the first aspect, in a third embodiment of the first aspect, the first heating assembly, the third heating assembly, and the second heating assembly each include one or more heating elements.
With reference to the first aspect, in a fourth embodiment of the first aspect, the electric rice cooker further includes: the temperature detection device is used for detecting the temperature of the rice-water mixture; a controller in communicative connection with the first heating assembly, the third heating assembly, the second heating assembly, and the temperature detection device.
With reference to the fourth embodiment of the first aspect, in the fifth embodiment of the first aspect, the temperature detection means is located at the bottom and/or the top of the pot body.
According to a second aspect, the embodiment of the present invention provides a method for cooking rice, which is applied to an electric rice cooker, the electric rice cooker comprises a cooker body, a first heating assembly, a second heating assembly and a third heating assembly, the cooker body is used for containing a rice-water mixture, the first heating assembly is positioned at the bottom of the cooker body, the second heating assembly is positioned at a corner area between the bottom and a side of the cooker body, the third heating assembly is positioned at a side of the cooker body, and the method for cooking rice comprises the following steps:
controlling the first heating assembly, the second heating assembly and the third heating assembly to heat the upper part of the rice-water mixture first and then the lower part of the rice-water mixture;
when the temperature of the rice-water mixture reaches a preset first temperature interval, controlling the first heating assembly, the second heating assembly and the third heating assembly to keep the temperature in the first temperature interval for a preset first heat preservation time;
controlling the first heating assembly, the second heating assembly and the third heating assembly to heat the rice-water mixture so that the upper temperature of the rice-water mixture is higher than the lower temperature;
and when the temperature of the rice-water mixture reaches a preset second temperature interval, controlling the first heating assembly, the second heating assembly and the third heating assembly to enable the rice-water mixture to be gelatinized, so as to obtain rice.
According to the cooking method of rice provided by the embodiment of the invention, the upper part of the rice-water mixture is heated first and then the lower part of the rice-water mixture is heated by controlling the first heating assembly, the second heating assembly and the third heating assembly; when the temperature of the rice-water mixture reaches a preset first temperature interval, controlling the first heating assembly, the second heating assembly and the third heating assembly to keep the temperature in the first temperature interval for a preset first heat preservation time; controlling the first heating assembly, the second heating assembly and the third heating assembly to heat the rice-water mixture so that the upper temperature of the rice-water mixture is higher than the lower temperature; and when the temperature of the rice-water mixture reaches a preset second temperature interval, controlling the first heating assembly, the second heating assembly and the third heating assembly to enable the rice-water mixture to be gelatinized, so as to obtain rice. From this, can guarantee that top and lateral part heat more, the bottom heats less, forms the vortex at a kind of deep pot internal portion to make top and lateral part absorb water more under the vortex drives, guarantee simultaneously that rice fully absorbs water in the heat preservation stage, later stage absorbs water less, makes rice evenly absorb water, reduces the moisture deviation.
With reference to the second aspect, in a first embodiment of the second aspect, the controlling the first heating assembly, the second heating assembly, and the third heating assembly to heat the upper portion of the rice-water mixture before heating the lower portion thereof includes:
controlling the first heating assembly, the second heating assembly and the third heating assembly in a first heating manner to heat the upper part of the rice-water mixture first and then the lower part of the rice-water mixture, wherein the first heating manner comprises a heating method of A1: a2: a3: the duty ratio of A4, wherein A1 represents the first heating time of the first heating component, A2 represents the first heating time of the second heating component, and A3 represents the first heating time of the third heating component; the a4 represents a first stop heating time during which the first heating element, the second heating element, and the third heating element all stop heating.
With reference to the second aspect, in a second embodiment of the second aspect, the controlling the first heating assembly, the second heating assembly and the third heating assembly to keep the temperature in the first temperature interval for a preset first temperature keeping time period includes:
controlling the first heating assembly, the second heating assembly and the third heating assembly in a second heating mode to keep the rice-water mixture at the first temperature interval for the first heat preservation time; wherein the second heating regime comprises a second heating regime consisting of B1: b2: b3: a duty cycle of B4, the B1 representing a second heating time of the first heating element, the B2 representing a second heating time of the second heating element, the B3 representing a second heating time of the third heating element; the B4 represents a second stop heating time during which the first heating element, the second heating element, and the third heating element all stop heating.
With reference to the second aspect, in a third embodiment of the second aspect, the controlling the first heating assembly, the second heating assembly and the third heating assembly to keep the temperature in the first temperature interval for a preset first temperature keeping time period includes:
controlling the first heating assembly, the second heating assembly and the third heating assembly in a second heating mode to keep the rice-water mixture at the first temperature interval for a preset first time; wherein the second heating regime comprises a second heating regime consisting of B1: b2: b3: a duty cycle of B4, the B1 representing a second heating time of the first heating element, the B2 representing a second heating time of the second heating element, the B3 representing a second heating time of the third heating element; b4 represents a second heating stop time during which the first heating assembly, the second heating assembly, and the third heating assembly all stop heating;
controlling the first heating assembly, the second heating assembly and the third heating assembly in a third heating mode to keep the rice-water mixture at the first temperature interval for a preset second time; wherein the third heating regime comprises a heating regime at C1: c2: c3: a duty cycle of C4, the C1 represents a third heating time of the first heating element, the C2 represents a third heating time of the second heating element, and the C3 represents a third heating time of the third heating element; c4 represents a third heating stop time during which the first, second, and third heating assemblies all stop heating; wherein the sum of the first duration and the second duration is the first soak duration.
With reference to the second aspect, in a fourth embodiment of the second aspect, the controlling the first, second and third heating assemblies to heat the rice-water mixture includes: and controlling the first heating assembly, the second heating assembly and the third heating assembly to heat the rice-water mixture, so that the rice-water mixture is rapidly heated up according to a preset heating rate, and the upper temperature of the rice-water mixture is higher than the lower temperature of the rice-water mixture.
With reference to the fourth embodiment of the second aspect, in a fifth embodiment of the second aspect, the controlling the first, second, and third heating assemblies to heat the rice-water mixture includes: controlling the first heating assembly, the second heating assembly and the third heating assembly in a fourth heating mode so that the upper temperature of the rice-water mixture is higher than the lower temperature of the rice-water mixture; wherein the fourth heating regime comprises a heating regime consisting of D1: d2: d3: a duty cycle of D4, the D1 representing a fourth heating time of the first heating assembly, the D2 representing a fourth heating time of the second heating assembly, the D3 representing a fourth heating time of the third heating assembly; d4 represents a fourth heating stop time during which the first, second, and third heating assemblies all stop heating.
With reference to the second aspect, in a sixth embodiment of the second aspect, the controlling the first, second and third heating assemblies to gelatinize the rice-water mixture comprises: and controlling the first heating assembly, the second heating assembly and the third heating assembly to enable the upper temperature of the rice-water mixture to be higher than the lower temperature, maintaining the upper temperature of the rice-water mixture for a preset first boiling time in a first boiling stage, and maintaining the upper temperature of the rice-water mixture for a preset second boiling time in a second boiling stage, wherein the heating power of the first boiling stage is greater than that of the second boiling stage.
In combination with the sixth embodiment of the second aspect, in the seventh embodiment of the second aspect, the controlling the first, second and third heating assemblies to make the upper temperature of the rice-water mixture higher than the lower temperature and to maintain a preset first boiling time period in a first boiling stage, the maintaining a preset second boiling time period in a second boiling stage comprises:
controlling the first heating assembly, the second heating assembly and the third heating assembly in a fifth heating mode so that the upper temperature of the rice-water mixture is higher than the lower temperature of the rice-water mixture and is maintained for a preset first boiling time in a first boiling stage; wherein the fifth heating mode comprises a heating mode shown in E1: e2: e3: the duty ratio of E4, E1 represents the fifth heating time of the first heating component, E2 represents the fifth heating time of the second heating component, E3 represents the fifth heating time of the third heating component; the E4 represents a fifth heating stop time during which the first heating assembly, the second heating assembly, and the third heating assembly all stop heating;
controlling the first heating assembly, the second heating assembly and the third heating assembly in a sixth heating mode so that the upper temperature of the rice-water mixture is higher than the lower temperature of the rice-water mixture and is maintained for a preset second boiling time in a second boiling stage; wherein the sixth heating regime comprises a heating regime consisting of F1: f2: f3: a duty cycle of F4, wherein F1 represents a sixth heating time of the first heating element, F2 represents a sixth heating time of the second heating element, and F3 represents a sixth heating time of the third heating element; f4 represents a sixth heating stop time during which the first heating assembly, the second heating assembly, and the third heating assembly all stop heating; wherein the E4 is less than the F4.
According to a third aspect, the embodiment of the present invention provides a rice cooking device applied to an electric rice cooker, the electric rice cooker comprising a cooker body, a first heating assembly, a second heating assembly and a third heating assembly, the cooker body is used for containing a rice-water mixture, the first heating assembly is located at the bottom of the cooker body, the second heating assembly is located at a corner area between the bottom and a side of the cooker body, the third heating assembly is located at the side of the cooker body, the rice cooking device comprises:
the first heating module is used for controlling the first heating assembly, the second heating assembly and the third heating assembly so that the upper part of the rice-water mixture is heated first and then the lower part of the rice-water mixture is heated;
the rice soaking module is used for controlling the first heating assembly, the second heating assembly and the third heating assembly to keep the temperature of the rice-water mixture in a first temperature range for a preset first heat preservation time when the temperature of the rice-water mixture reaches the preset first temperature range;
the second heating module is used for controlling the first heating assembly, the second heating assembly and the third heating assembly to heat the rice-water mixture so that the upper temperature of the rice-water mixture is higher than the lower temperature;
and the gelatinization module is used for controlling the first heating assembly, the second heating assembly and the third heating assembly to gelatinize the rice-water mixture to obtain rice when the temperature of the rice-water mixture reaches a preset second temperature interval.
According to a fourth aspect, an embodiment of the present invention provides a computer-readable storage medium storing computer instructions for causing a computer to execute the rice cooking method according to the second aspect or any one of the second aspect embodiments.
Drawings
The features and advantages of the present invention will be more clearly understood by reference to the accompanying drawings, which are illustrative and not to be construed as limiting the invention in any way, and in which:
FIG. 1 is a schematic structural view of a specific example of an electric rice cooker;
FIG. 2 is a schematic structural view of another embodiment of the rice cooker;
FIG. 3 is a schematic view of the vortex formed within the pot body;
FIG. 4 is a schematic flow chart of a rice cooking method according to embodiment 2 of the present invention;
FIG. 5 is a schematic flow chart showing an example of a rice cooking method according to embodiment 2 of the present invention;
FIG. 6 is a schematic structural view of a rice cooking apparatus according to embodiment 3 of the present invention;
wherein:
1. a pot body; 2. a first heating assembly; 3. a second heating assembly; 4. swirling; 5. and a third heating assembly.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The analysis shows that the taste of the rice cooked by the electric cooker is poor mainly due to the following reasons: first, the water level of the rice is higher than the rice water mixture at the beginning of cooking, the rice absorbs water and swells as the cooking progresses, the water level gradually decreases, and after the water is completely absorbed by the rice, the water level disappears, and the phenomenon that the contact time of the upper part and the water is short and the contact time of the lower part and the water is long is formed. Secondly, the phenomena of violent boiling at the middle part and gentle boiling at the side part can also occur in the cooking process, so that the water absorption at the middle part is more and the water absorption at the side part is less. Due to the difference between the water level change and the internal boiling, the water content of the upper part area and the lateral part area of the cooked rice is low, and the water content of the lower part and the middle part is high, so that the larger water deviation is formed to influence the taste.
Example 1
As shown in fig. 1 and 2, the electric cooker of embodiment 1 of the present invention includes a cooker body 1, a first heating unit 2, a second heating unit 3 and a third heating unit 5, wherein the cooker body 1 is used for containing a rice-water mixture, the first heating unit 2 is located at the bottom of the cooker body 1, the second heating unit 3 is located at the corner area of the bottom and the side of the cooker body 1, namely, the bottom R corner, and the third heating unit 5 is located at the side of the cooker body 1.
According to the electric cooker provided by the embodiment 1 of the invention, the distributed heat sources, namely the first heating component 2, the second heating component 3 and the third heating component 5 are structurally matched with the cooker body 1, and a plurality of vortexes 4 are formed in the cooker body 1, as shown in fig. 3, so that rice water can be driven to flow, the rice can absorb water uniformly, and the water deviation is reduced.
As a specific embodiment, a groove is formed at the bottom of the cooker body 1, and the first heating assembly 2 is arranged in the groove.
In a specific embodiment, the third heating element 5 is located at the upper end of the bottom R corner of the pot body 1 to the top end of the pot body 1.
In particular, the first heating assembly 2, the second heating assembly 3 and the third heating assembly 5 each comprise one or more heating elements. The heating elements may be heating coils, each controlled by a respective IGBT, which may generate heat individually.
As a further embodiment, the electric cooker further comprises a temperature detection device for detecting the temperature of the rice-water mixture. For example, the temperature detecting means may be located at the bottom and/or the top of the pot body 1.
As a further embodiment, the electric cooker further comprises a controller, wherein the controller is connected with the first heating assembly 2, the second heating assembly 3, the third heating assembly 5 and the temperature detection device in a communication way.
Example 2
The embodiment 2 of the invention provides a rice cooking method, which is applied to an electric rice cooker, wherein the electric rice cooker comprises a cooker body, a first heating assembly, a second heating assembly and a third heating assembly, the cooker body is used for containing a rice-water mixture, the first heating assembly is positioned at the bottom of the cooker body, the second heating assembly is positioned in corner areas of the bottom and the side of the cooker body, and the third heating assembly is positioned at the side of the cooker body. Fig. 4 is a schematic flow chart of a rice cooking method according to embodiment 2 of the present invention, and as shown in fig. 4, the rice cooking method according to embodiment 2 of the present invention includes the following steps:
s101: and controlling the first heating assembly, the second heating assembly and the third heating assembly to heat the upper part of the rice-water mixture firstly and then to heat the lower part of the rice-water mixture secondly.
As a specific embodiment, the controlling the first heating unit, the second heating unit, and the third heating unit to heat the upper portion of the rice-water mixture first and then comprises: controlling the first heating assembly, the second heating assembly and the third heating assembly in a first heating manner to heat the upper part of the rice-water mixture first and then the lower part of the rice-water mixture, wherein the first heating manner comprises a heating method of A1: a2: a3: the duty ratio of A4, wherein A1 represents the first heating time of the first heating component, A2 represents the first heating time of the second heating component, and A3 represents the first heating time of the third heating component; the a4 represents a first stop heating time during which the first heating element, the second heating element, and the third heating element all stop heating.
More specifically, a1, a2, A3 and a4 are related to each other in that a1+ a2+ A3+ a4 is Y (0 to 50s), a1 is 0 to 1/10 of Y, a2 is 3/10 to 8/10 of Y, A3 is 3/10 to 8/10 of Y, and a4 is 3/10 to 8/10 of Y. Only the first heating element heated in a1, only the second heating element heated in a2, only the third heating element heated in A3, and none of the first, third, and third heating elements heated in a 4. Wherein A3 is greater than A2.
Through the step 101, the top and the side parts are heated more, the bottom is heated less, a vortex is formed in the cooker body, and the top and the side parts absorb more water under the driving of the vortex.
S102: when the temperature of the rice-water mixture reaches a preset first temperature interval, controlling the first heating assembly, the second heating assembly and the third heating assembly to keep the temperature of the first temperature interval for a preset first heat preservation time.
As a specific embodiment, the controlling the first heating assembly, the second heating assembly and the third heating assembly to keep the temperature in the first temperature zone for a preset first temperature keeping time period includes: controlling the first heating assembly, the second heating assembly and the third heating assembly in a second heating mode to keep the rice-water mixture at the first temperature interval for the first heat preservation time; wherein the second heating regime comprises a second heating regime consisting of B1: b2: b3: a duty cycle of B4, the B1 representing a second heating time of the first heating element, the B2 representing a second heating time of the second heating element, the B3 representing a second heating time of the third heating element; the B4 represents a second stop heating time during which the first heating element, the second heating element, and the third heating element all stop heating.
As another specific embodiment, the controlling the first heating assembly, the second heating assembly, and the third heating assembly to keep the temperature in the first temperature zone for a preset first temperature keeping time period includes: controlling the first heating assembly, the second heating assembly and the third heating assembly in a second heating mode to keep the rice-water mixture at the first temperature interval for a preset first time; wherein the second heating regime comprises a second heating regime consisting of B1: b2: b3: a duty cycle of B4, the B1 representing a second heating time of the first heating element, the B2 representing a second heating time of the second heating element, the B3 representing a second heating time of the third heating element; the B4 represents a second stop heating time during which the first heating assembly, the third heating assembly, and the third heating assembly all stop heating. Controlling the first heating assembly, the second heating assembly and the third heating assembly in a third heating mode to keep the rice-water mixture at the first temperature interval for a preset second time; wherein the third heating regime comprises a heating regime at C1: c2: c3: a duty cycle of C4, the C1 represents a third heating time of the first heating element, the C2 represents a third heating time of the second heating element, and the C3 represents a third heating time of the third heating element; c4 represents a third heating stop time during which the first, second, and third heating assemblies all stop heating; wherein the sum of the first duration and the second duration is the first soak duration. When the embodiment is adopted for preserving heat for the first heat preservation time length in the first temperature interval, the water absorption rate of the rice can be different due to the adoption of different heating rates, and the water absorption of the rice in the heat preservation stage is further ensured to be more sufficient.
B1, B2, B3 and B4 have the following relations that B1+ B2+ B3+ B4 is Y (0-50 s), B1 is 0-1/10 of Y, B2 is 3/10-8/10 of Y, B3 is 3/10-8/10 of Y, B4 is 3/10-8/10 of Y, wherein B3 is larger than B2.
C1, C2, C3 and C4 have the following relations that C1+ C2+ C3+ C4 is Y (0-50 s), C1 is 0-1/10 of Y, C2 is 3/10-8/10 of Y, C3 is 3/10-8/10 of Y, C4 is 3/10-8/10 of Y, wherein C3 is larger than C2.
Through the step 102, the rice can be kept for a long enough time to fully absorb water, the water absorption capacity in the later period is reduced, and the large water deviation caused by uncontrollable factors in the later period of cooking is avoided.
S103: and controlling the first heating assembly, the second heating assembly and the third heating assembly to heat the rice-water mixture so that the upper temperature of the rice-water mixture is higher than the lower temperature of the rice-water mixture.
As a specific embodiment, the controlling the first heating assembly, the second heating assembly and the third heating assembly to heat the rice-water mixture includes: and controlling the first heating assembly, the second heating assembly and the third heating assembly to heat the rice-water mixture, so that the rice-water mixture is rapidly heated up according to a preset heating rate, and the upper temperature of the rice-water mixture is higher than the lower temperature of the rice-water mixture.
More specifically, the controlling the first heating assembly, the second heating assembly and the third heating assembly to heat the rice-water mixture includes: controlling the first heating assembly, the second heating assembly and the third heating assembly in a fourth heating mode so that the upper temperature of the rice-water mixture is higher than the lower temperature of the rice-water mixture; wherein the fourth heating regime comprises a heating regime consisting of D1: d2: d3: a duty cycle of D4, the D1 representing a fourth heating time of the first heating assembly, the D2 representing a fourth heating time of the second heating assembly, the D3 representing a fourth heating time of the third heating assembly; d4 represents a fourth heating stop time during which the first, second, and third heating assemblies all stop heating.
D1, D2, D3 and D4 are related, D1+ D2+ D3+ D4 is Y (0-50 s), D1 is 0-1/10 of Y, D2 is 0-5/10 of Y, D3 is 0-8/10 of Y, and D4 is 3/10-8/10 of Y. Wherein D3 is greater than D2.
The temperature can be raised quickly in the whole temperature raising stage through the step 103, the temperature of the upper part and the side part of the rice-water mixture is controlled to be high, the temperature of the middle part is controlled to be low through the heating unit, the upper part and the side part absorb more water and the middle part absorbs less water under the driving of the vortex.
S104: and when the temperature of the rice-water mixture reaches a preset second temperature interval, controlling the first heating assembly, the second heating assembly and the third heating assembly to enable the rice-water mixture to be gelatinized, and obtaining the rice.
In a specific embodiment, the controlling the first heating assembly, the second heating assembly, and the third heating assembly to gelatinize the rice-water mixture includes: and controlling the first heating assembly, the second heating assembly and the third heating assembly to enable the upper temperature of the rice-water mixture to be higher than the lower temperature, maintaining the upper temperature of the rice-water mixture for a preset first boiling time in a first boiling stage, and maintaining the upper temperature of the rice-water mixture for a preset second boiling time in a second boiling stage, wherein the heating power of the first boiling stage is greater than that of the second boiling stage.
More specifically, the controlling the first heating element, the second heating element and the third heating element to make the upper temperature of the rice-water mixture higher than the lower temperature and maintain the preset first boiling duration in the first boiling stage, and the maintaining the preset second boiling duration in the second boiling stage includes:
controlling the first heating assembly, the second heating assembly and the third heating assembly in a fifth heating mode so that the upper temperature of the rice-water mixture is higher than the lower temperature of the rice-water mixture and is maintained for a preset first boiling time in a first boiling stage; wherein the fifth heating mode comprises a heating mode shown in E1: e2: e3: the duty ratio of E4, E1 represents the fifth heating time of the first heating component, E2 represents the fifth heating time of the second heating component, E3 represents the fifth heating time of the third heating component; the E4 represents a fifth heating stop time during which the first heating assembly, the second heating assembly, and the third heating assembly all stop heating; controlling the first heating assembly, the second heating assembly and the third heating assembly in a sixth heating mode so that the upper temperature of the rice-water mixture is higher than the lower temperature of the rice-water mixture and is maintained for a preset second boiling time in a second boiling stage; wherein the sixth heating regime comprises a heating regime consisting of F1: f2: f3: a duty cycle of F4, wherein F1 represents a sixth heating time of the first heating element, F2 represents a sixth heating time of the second heating element, and F3 represents a sixth heating time of the third heating element; f4 represents a sixth heating stop time during which the first heating assembly, the second heating assembly, and the third heating assembly all stop heating; wherein the E4 is less than the F4.
E1, E2, E3 and E4 are related as follows, wherein E1+ E2+ E3+ E4 is Y (0-50 s), E1 is 0-1/10 of Y, E2 is 0-5/10 of Y, E3 is 0/10-8/10 of Y, and E4 is 3/10-8/10 of Y. Wherein E3 is greater than E2.
F1, F2, F3 and F4 are in a relation that F1+ F2+ F3+ F4 is Y (0-50 s), F1 is 0/10-2/10 of Y, F2 is 0-10 of Y, F3 is 0-8/10 of Y, and F4 is 3/10-10/10 of Y. Wherein F3 is greater than F2.
By the above step 104, the high-power fast boiling can be adopted in the first boiling stage, and the low-power slow boiling can be adopted in the second boiling stage, so that the boiling degree of the middle part can be small, and the water absorption of the middle part can be reduced.
Stewing at certain duty ratio of G1, G2, G3 and G4 after boiling, controlling stewing time to ensure cooking effect, and ensuring time tf＞t5When the rice is cooked, the rice cooking is finished, otherwise, the rice stewing is continued.
Specifically, G1, G2, G3, and G4 are related to each other in such a manner that G1+ G2+ G3+ G4 is Y (0 to 50 s). G1 is 0-2/10 of Y, G2 is 0-5/10 of Y, G3 is 0-8/10 of Y, and G4 is 3/10-10/10 of Y.
Therefore, the cooking method of rice provided by the embodiment 1 of the invention adopts a multi-stage heating method, the top and the side are controlled to be heated more and heated less at the bottom in the rice soaking stage, the top and the side absorb more water under the drive of the vortex, the water is maintained for a long enough time to fully absorb water, the water absorption capacity in the later stage is reduced, and the large water deviation caused by uncontrollable factors in the later stage of cooking is avoided. The temperature of the upper part and the lateral part of the rice-water mixture is controlled to be high and the temperature of the middle part of the rice-water mixture is controlled to be low through the heating unit, so that the upper part and the lateral part absorb more water and the middle part absorbs less water under the driving of the vortex. Different parts absorb water differently, so that the phenomenon of uneven water absorption caused by water level change is avoided. Through two-stage boiling, the boiling degree of the middle part is controlled to be small, and the water absorption of the middle part is reduced. And finally, regulating and controlling the heat content of the braised rice to obtain the rice with small water content deviation, and improving the taste of the rice.
To explain the rice cooking method of embodiment 2 of the present invention in more detail, a specific example is given. As shown in fig. 5, this example includes the steps of:
duty ratio of A1: A2: A3: A4 ensures that the upper part of the rice-water mixture is heated first and then the bottom is heated in the heating process, the temperature is finally consistent, and when the temperature T of the bottom temperature sensing bulb is reacheda＞T1When the rice is soaked in the heat-preservation water, the first heat-preservation water soaking stage is started by using the heat-preservation water soaking rice with a certain duty ratio of B1: B2: B3: B4, otherwise, the temperature is continuously increased, the rice is enabled to fully absorb water in the constant temperature process, and the water absorption time t is judgeda＞t1Then, the second heat preservation and rice soaking stage is carried out, the water absorption time t is judged, and the heat preservation and rice soaking stage is carried out at a certain duty ratio of C1 to C2 to C3 to C4b＞t2The temperature is raised, otherwise, the rice is soaked at constant temperature to absorb water. In the temperature rising stage, the temperature is raised at a certain duty ratio D1, D2, D3, D4 and a temperature rising rate X ℃/min, wherein the duty ratio ensures that the temperature of the upper part is higher than that of the lower part in the temperature rising process, the upper vortex is larger than that of the bottom vortex, so that the upper part absorbs more water and the lower part absorbs less water, the excessive water deviation caused by the water level drop and the temperature difference in the later stage is avoided, and when the temperature T of the top temperature sensing bulb is higher than that of theb＞T2And entering a boiling stage or continuing heating. The first boiling stage is boiling at a duty cycle of E1: E2: E3: E4 when the bottom bulb temperature T is higher thanc＞T3Or time tc＞t3When the temperature of the bottom bulb is T, entering a second boiling stage, otherwise continuing the first boiling stage, wherein the second boiling stage is boiled at a certain duty ratio of F1: F2: F3: F4d＞T4Or time td＞t4And when the rice is stewed, or else, the second boiling stage is continued, and the boiling degree of the middle part can be reduced by the two-stage boiling, so that the water absorption of the middle part is reduced, and the cooking effect of the rice is ensured.
Stewing at certain duty ratio of G1, G2, G3 and G4 after boiling, controlling stewing time to ensure cooking effect, and ensuring time tf＞t5When the rice is cooked, the rice cooking is finished, otherwise, the rice stewing is continued.
For the relevant parameters mentioned above, the range is defined as follows, the temperature T1At 30-60 ℃ for a time t1Is positioned for 5min to 50min for time t2Is positioned for 5min to 50min, the temperature rise rate X ℃/min is positioned for 5 ℃/min to 15 ℃/min, and the temperature T2At 60-90 deg.C, boiling 1T3Boiling at 60-90 deg.C for 1 t3Boiling at 2T for 0-10 min4Boiling at 60-90 deg.C for 2 t4The stewing time t is between 0 and 10min5Is located for 0min to 20 min.
Example 3
The embodiment 3 of the invention provides a rice cooking device applied to an electric rice cooker, which comprises a cooker body, a first heating assembly and a third heating assembly, wherein the cooker body is used for containing a rice-water mixture, the first heating assembly is positioned at the bottom of the cooker body, the second heating assembly is positioned at the corner area of the bottom and the side of the cooker body, and the third heating assembly is positioned at the side of the cooker body. Fig. 6 is a schematic structural view of a rice cooking apparatus according to embodiment 3 of the present invention, and as shown in fig. 6, the rice cooking apparatus according to embodiment 3 of the present invention includes a first heating module 50, a rice soaking module 52, a second heating module 54, and a gelatinizing module 56.
Specifically, the first heating module 50 is configured to control the first heating assembly, the second heating assembly, and the third heating assembly to heat the upper portion of the rice-water mixture first and then the lower portion of the rice-water mixture;
a rice soaking module 52, configured to control the first heating assembly, the second heating assembly, and the third heating assembly to keep the temperature of the rice-water mixture at a first temperature interval for a preset first heat preservation time period when the temperature of the rice-water mixture reaches the first preset temperature interval;
a second heating module 54 for controlling the first heating assembly, the second heating assembly and the third heating assembly to heat the rice-water mixture so that the upper temperature of the rice-water mixture is higher than the lower temperature;
and a gelatinization module 56 for controlling the first heating assembly, the second heating assembly and the third heating assembly to gelatinize the rice-water mixture to obtain rice when the temperature of the rice-water mixture reaches a preset second temperature interval.
The specific details of the rice cooking device can be understood by referring to the corresponding descriptions and effects in the embodiments shown in fig. 1 to 5, which are not described herein again.
Example 4
The embodiment of the invention also provides the electric cooker which can comprise a processor and a memory, wherein the processor and the memory can be connected through a bus or other modes.
The processor may be a Central Processing Unit (CPU). The Processor may also be other general purpose processors, Digital Signal Processors (DSPs), Application Specific Integrated Circuits (ASICs), Field Programmable Gate Arrays (FPGAs) or other Programmable logic devices, discrete Gate or transistor logic devices, discrete hardware components, or a combination thereof.
The memory, which is a non-transitory computer readable storage medium, may be used to store non-transitory software programs, non-transitory computer executable programs, and modules, such as program instructions/modules corresponding to the rice cooking method in the embodiment of the present invention (e.g., the first heating module 50, the rice soaking module 52, the second heating module 54, and the gelatinization module 56 shown in fig. 6). The processor executes various functional applications and data processing of the processor by executing the non-transitory software programs, instructions and modules stored in the memory, so as to realize the rice cooking method in the above method embodiments.
The memory may include a storage program area and a storage data area, wherein the storage program area may store an operating system, an application program required for at least one function; the storage data area may store data created by the processor, and the like. Further, the memory may include high speed random access memory, and may also include non-transitory memory, such as at least one disk storage device, flash memory device, or other non-transitory solid state storage device. In some embodiments, the memory optionally includes memory located remotely from the processor, and such remote memory may be coupled to the processor via a network. Examples of such networks include, but are not limited to, the internet, intranets, local area networks, mobile communication networks, and combinations thereof.
The one or more modules are stored in the memory and, when executed by the processor, perform a rice cooking method as in the embodiment of fig. 1-5.
The details of the electric cooker can be understood by referring to the corresponding descriptions and effects in the embodiments shown in fig. 1 to 6, which are not described herein again.
It will be understood by those skilled in the art that all or part of the processes of the methods of the embodiments described above can be implemented by a computer program, which can be stored in a computer-readable storage medium, and when executed, can include the processes of the embodiments of the methods described above. The storage medium may be a magnetic Disk, an optical Disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a Flash Memory (Flash Memory), a Hard Disk (Hard Disk Drive, abbreviated as HDD), a Solid State Drive (SSD), or the like; the storage medium may also comprise a combination of memories of the kind described above.
Although the embodiments of the present invention have been described in conjunction with the accompanying drawings, those skilled in the art may make various modifications and variations without departing from the spirit and scope of the invention, and such modifications and variations fall within the scope defined by the appended claims.
Claims (16)
1. An electric rice cooker, characterized in that, comprising:
the cooker body is used for containing the rice-water mixture;
the first heating assembly is positioned at the bottom of the cooker body;
the second heating assembly is positioned in corner areas of the bottom and the side parts of the pot body;
a third heating assembly located at a side of the pot body.
2. The rice cooker of claim 1, wherein a groove is formed at the bottom of the cooker body, and the first heating assembly is arranged in the groove.
3. The rice cooker of claim 1, wherein said third heating element is located at the upper end of said corner area to the top end of said cooker body.
4. The rice cooker of claim 1, wherein the first heating assembly, the second heating assembly, and the third heating assembly each comprise one or more heating elements.
5. The rice cooker of claim 1, further comprising:
the temperature detection device is used for detecting the temperature of the rice-water mixture;
a controller in communicative connection with the first heating assembly, the second heating assembly, the third heating assembly, and the temperature detection device.
6. The electric rice cooker as claimed in claim 5, wherein the temperature detecting means is located at the bottom and/or the top of the cooker body.
7. A cooking method of rice, which is applied to an electric cooker and comprises a cooker body, a first heating assembly, a second heating assembly and a third heating assembly, wherein the cooker body is used for containing a rice-water mixture, the first heating assembly is positioned at the bottom of the cooker body, the second heating assembly is positioned at the corner area of the bottom and the side of the cooker body, and the third heating assembly is positioned at the side of the cooker body, and is characterized by comprising the following steps:
controlling the first heating assembly, the second heating assembly and the third heating assembly to heat the upper part of the rice-water mixture first and then the lower part of the rice-water mixture;
when the temperature of the rice-water mixture reaches a preset first temperature interval, controlling the first heating assembly, the second heating assembly and the third heating assembly to keep the temperature in the first temperature interval for a preset first heat preservation time;
controlling the first heating assembly, the second heating assembly and the third heating assembly to heat the rice-water mixture so that the upper temperature of the rice-water mixture is higher than the lower temperature;
and when the temperature of the rice-water mixture reaches a preset second temperature interval, controlling the first heating assembly, the second heating assembly and the third heating assembly to enable the rice-water mixture to be gelatinized, so as to obtain rice.
8. The method of claim 7, wherein the controlling the first, second, and third heating assemblies to heat the upper portion of the rice-water mixture prior to heating the lower portion comprises:
controlling the first heating assembly, the second heating assembly and the third heating assembly in a first heating manner to heat the upper part of the rice-water mixture first and then the lower part of the rice-water mixture, wherein the first heating manner comprises a heating method of A1: a2: a3: the duty ratio of A4, wherein A1 represents the first heating time of the first heating component, A2 represents the first heating time of the second heating component, and A3 represents the first heating time of the third heating component; the a4 represents a first stop heating time during which the first heating element, the second heating element, and the third heating element all stop heating.
9. The method of claim 7, wherein the controlling the first, second, and third heating assemblies to maintain the first temperature interval for a preset first soak time period comprises:
controlling the first heating assembly, the second heating assembly and the third heating assembly in a second heating mode to keep the rice-water mixture at the first temperature interval for the first heat preservation time; wherein the second heating regime comprises a second heating regime consisting of B1: b2: b3: a duty cycle of B4, the B1 representing a second heating time of the first heating element, the B2 representing a second heating time of the second heating element, the B3 representing a second heating time of the third heating element; the B4 represents a second stop heating time during which the first heating element, the second heating element, and the third heating element all stop heating.
10. The method of claim 7, wherein the controlling the first, second, and third heating assemblies to maintain the first temperature interval for a preset first soak time period comprises:
controlling the first heating assembly, the second heating assembly and the third heating assembly in a second heating mode to keep the rice-water mixture at the first temperature interval for a preset first time; wherein the second heating regime comprises a second heating regime consisting of B1: b2: b3: a duty cycle of B4, the B1 representing a second heating time of the first heating element, the B2 representing a second heating time of the second heating element, the B3 representing a second heating time of the third heating element; b4 represents a second heating stop time during which the first heating assembly, the third heating assembly, and the third heating assembly all stop heating;
controlling the first heating assembly, the second heating assembly and the third heating assembly in a third heating mode to keep the rice-water mixture at the first temperature interval for a preset second time; wherein the third heating regime comprises a heating regime at C1: c2: c3: a duty cycle of C4, the C1 represents a third heating time of the first heating element, the C2 represents a third heating time of the second heating element, and the C3 represents a third heating time of the third heating element; c4 represents a third heating stop time during which the first, second, and third heating assemblies all stop heating; wherein the sum of the first duration and the second duration is the first soak duration.
11. The method of claim 7, wherein the controlling the first, second, and third heating assemblies to heat the rice-water mixture comprises:
and controlling the first heating assembly, the second heating assembly and the third heating assembly to heat the rice-water mixture so that the rice-water mixture is rapidly heated up according to a preset heating rate and the upper temperature is higher than the bottom temperature.
12. The method of claim 11, wherein the controlling the first, second, and third heating assemblies to heat the rice-water mixture comprises:
controlling the first heating assembly, the second heating assembly and the third heating assembly in a fourth heating mode so that the upper temperature of the rice-water mixture is higher than the lower temperature of the rice-water mixture; wherein the fourth heating regime comprises a heating regime consisting of D1: d2: d3: a duty cycle of D4, the D1 representing a fourth heating time of the first heating assembly, the D2 representing a fourth heating time of the second heating assembly, the D3 representing a fourth heating time of the third heating assembly; d4 represents a fourth heating stop time during which the first, second, and third heating assemblies all stop heating.
13. The method of claim 7, wherein the controlling the first, second, and third heating assemblies to gelatinize the rice-water mixture comprises:
and controlling the first heating assembly, the second heating assembly and the third heating assembly to enable the upper temperature of the rice-water mixture to be higher than the lower temperature, maintaining the upper temperature of the rice-water mixture for a preset first boiling time in a first boiling stage, and maintaining the upper temperature of the rice-water mixture for a preset second boiling time in a second boiling stage, wherein the heating power of the first boiling stage is greater than that of the second boiling stage.
14. The method of claim 13, wherein the controlling the first, second, and third heating assemblies to maintain the upper temperature of the rice-water mixture above the lower temperature for a preset first boiling duration in a first boiling stage and for a preset second boiling duration in a second boiling stage comprises:
controlling the first heating assembly, the second heating assembly and the third heating assembly in a fifth heating mode so that the upper temperature of the rice-water mixture is higher than the lower temperature of the rice-water mixture and is maintained for a preset first boiling time in a first boiling stage; wherein the fifth heating mode comprises a heating mode shown in E1: e2: e3: the duty ratio of E4, E1 represents the fifth heating time of the first heating component, E2 represents the fifth heating time of the second heating component, E3 represents the fifth heating time of the third heating component; the E4 represents a fifth heating stop time during which the first heating assembly, the second heating assembly, and the third heating assembly all stop heating;
controlling the first heating assembly, the second heating assembly and the third heating assembly in a sixth heating mode so that the upper temperature of the rice-water mixture is higher than the lower temperature of the rice-water mixture and is maintained for a preset second boiling time in a second boiling stage; wherein the sixth heating regime comprises a heating regime consisting of F1: f2: f3: a duty cycle of F4, wherein F1 represents a sixth heating time of the first heating element, F2 represents a sixth heating time of the second heating element, and F3 represents a sixth heating time of the third heating element; f4 represents a sixth heating stop time during which the first heating assembly, the second heating assembly, and the third heating assembly all stop heating; wherein the E4 is less than the F4.
15. A cooking device of rice is applied to an electric cooker, the electric cooker comprises a cooker body, a first heating assembly, a second heating assembly and a third heating assembly, the cooker body is used for containing rice and water mixture, the first heating assembly is positioned at the bottom of the cooker body, the second heating assembly is positioned at the corner area of the bottom and the side of the cooker body, and the third heating assembly is positioned at the side of the cooker body, the cooking device of rice is characterized by comprising:
the first heating module is used for controlling the first heating assembly, the second heating assembly and the third heating assembly so that the upper part of the rice-water mixture is heated first and then the lower part of the rice-water mixture is heated;
the rice soaking module is used for controlling the first heating assembly, the second heating assembly and the third heating assembly to keep the temperature of the rice-water mixture in a first temperature range for a preset first heat preservation time when the temperature of the rice-water mixture reaches the preset first temperature range;
the second heating module is used for controlling the first heating assembly, the second heating assembly and the third heating assembly to heat the rice-water mixture so that the upper temperature of the rice-water mixture is higher than the lower temperature;
and the gelatinization module is used for controlling the first heating assembly, the second heating assembly and the third heating assembly to gelatinize the rice-water mixture to obtain rice when the temperature of the rice-water mixture reaches a preset second temperature interval.
16. A computer-readable storage medium storing computer instructions for causing a computer to execute the method of cooking rice according to any one of claims 7 to 14.
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| CN202011630857.3A CN112716259A (en) | 2020-12-31 | 2020-12-31 | Electric cooker, rice control method and device and storage medium |
| PCT/CN2021/113313 WO2022142377A1 (en) | 2020-12-31 | 2021-08-18 | Rice cooker, rice control method and device, and storage medium |
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| WO2022142377A1 (en) * | 2020-12-31 | 2022-07-07 | 珠海格力电器股份有限公司 | Rice cooker, rice control method and device, and storage medium |
| WO2024051167A1 (en) * | 2022-09-09 | 2024-03-14 | 珠海格力电器股份有限公司 | Cooking control method of electric cooker, and electric cooker |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2438476A1 (en) * | 2001-02-27 | 2002-09-06 | Societe Des Produits Nestle S.A. | Apparatus and method of rapidly heating a packaged food product |
| JP4128105B2 (en) * | 2003-05-15 | 2008-07-30 | 象印マホービン株式会社 | Rice cooker |
| JP5446767B2 (en) * | 2009-11-19 | 2014-03-19 | パナソニック株式会社 | rice cooker |
| US8431872B2 (en) * | 2009-12-07 | 2013-04-30 | Peter Chang | Countertop cooker |
| CN105902140B (en) * | 2016-06-15 | 2018-02-02 | 浙江苏泊尔家电制造有限公司 | The control method of electric cooking appliance |
| CN108577500B (en) * | 2018-06-05 | 2020-08-18 | 珠海格力电器股份有限公司 | Cooking utensil and control method thereof |
| CN109380996B (en) * | 2018-09-25 | 2020-11-10 | 珠海格力电器股份有限公司 | Cooking utensil and control method thereof |
| CN111839240A (en) * | 2020-07-28 | 2020-10-30 | 珠海格力电器股份有限公司 | Heating element and rice cooker |
| CN112716259A (en) * | 2020-12-31 | 2021-04-30 | 珠海格力电器股份有限公司 | Electric cooker, rice control method and device and storage medium |
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| WO2022142377A1 (en) * | 2020-12-31 | 2022-07-07 | 珠海格力电器股份有限公司 | Rice cooker, rice control method and device, and storage medium |
| WO2024051167A1 (en) * | 2022-09-09 | 2024-03-14 | 珠海格力电器股份有限公司 | Cooking control method of electric cooker, and electric cooker |
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