CN109549468A - A kind of cooking methods, cooking system and cooking apparatus - Google Patents
A kind of cooking methods, cooking system and cooking apparatus Download PDFInfo
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- CN109549468A CN109549468A CN201710877159.5A CN201710877159A CN109549468A CN 109549468 A CN109549468 A CN 109549468A CN 201710877159 A CN201710877159 A CN 201710877159A CN 109549468 A CN109549468 A CN 109549468A
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- cooking
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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
- A47J27/08—Pressure-cookers; Lids or locking devices specially adapted therefor
- A47J27/0802—Control mechanisms for pressure-cookers
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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
- A47J27/08—Pressure-cookers; Lids or locking devices specially adapted therefor
- A47J27/086—Pressure-cookers; Lids or locking devices specially adapted therefor with built-in 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
- A47J36/38—Parts, details or accessories of cooking-vessels for withdrawing or condensing cooking vapors from cooking utensils
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- Food Science & Technology (AREA)
- Cookers (AREA)
Abstract
The invention proposes a kind of cooking methods, cooking system and cooking apparatus, cooking apparatus includes steam valve, and floating cover is provided on steam valve, and cooking methods include: to heat to cooking apparatus according to the first predetermined power；When the water temperature in cooking apparatus is increased to the pressure in the second preset temperature and cooking apparatus greater than the first preset pressure by the first preset temperature, judge whether the pressure in cooking apparatus is greater than the second preset pressure；When the pressure in cooking apparatus is greater than the second preset pressure, make to be in first position under the action of the pressure difference of pressure of the floating cover in cooking apparatus and the second preset pressure；In the case where floating cover is in first position, when judging that the pressure in cooking apparatus is less than or equal to the second preset pressure, floating cover is made to be in the second position.The situation of change of minute-pressure can intuitively be perceived by making consumer during the cooking process.
Description
Technical field
The present invention relates to cooking apparatus technical fields, in particular to a kind of cooking methods, cooking system and cooking pot
Tool.
Background technique
Cooking apparatus in presently relevant technology can generate steam in the process of cooking, by being arranged in cooking apparatus
On exhaust outlet be exhausted, but the exhaust outlet is open always, it is impossible to ensure that culinary art effect, while user can not yet
Perceive the pressure condition in cooking process in cooking apparatus.And for the pressure change in the cooking apparatus of minute-pressure can be generated
Situation user just can not more perceive, so user is caused to pay no attention to the using effect of cooking apparatus.Therefore, how to protect
Allowing users to intuitively perceive minute-pressure situation of change in cooking apparatus while card culinary art effect becomes skill urgently to be resolved
Art problem.
Summary of the invention
The present invention is directed to solve at least one of the technical problems existing in the prior art or related technologies.
For this purpose, one aspect of the present invention is to propose a kind of cooking methods.
Another aspect of the present invention is to propose a kind of cooking system.
Another aspect of the invention is to propose a kind of cooking apparatus.
In view of this, being used for cooking apparatus, cooking pot according to an aspect of the present invention, it proposes a kind of cooking methods
Tool includes steam valve, and floating cover is provided on steam valve, and cooking methods include: to carry out to cooking apparatus according to the first predetermined power
Heating；When the pressure that the water temperature in cooking apparatus is increased in the second preset temperature and cooking apparatus by the first preset temperature is big
When the first preset pressure, judge whether the pressure in cooking apparatus is greater than the second preset pressure；When the pressure in cooking apparatus
When greater than the second preset pressure, under the action of making the pressure difference of pressure of the floating cover in cooking apparatus and the second preset pressure at
In first position；In the case where floating cover is in first position, when judge the pressure in cooking apparatus be less than or equal to the second preset pressure
When, so that floating cover is in the second position.
Cooking methods provided by the invention are used for cooking apparatus, and steam valve, steam valve setting are provided on the cooking apparatus
There is floating cover, is provided with sealed silicone below floating cover.Cooking apparatus is heated according to the first predetermined power, cooking apparatus
Into the heating period, increase the water temperature in cooking apparatus, the gas dissolved in water during water temperature is raised can be because of temperature
Degree increases constantly from being precipitated into cooking apparatus pot body in water, since pot body closed gas can not flow, then makes cooking pot
Air pressure in tool rises, after the water temperature in cooking apparatus is increased to the second preset temperature by the first preset temperature cooking apparatus into
Enter boiling stage, after the pressure in cooking apparatus is greater than the first preset pressure, cooking apparatus, which is greater than first with pressure in it, to be preset
The state (minute-pressure state) of pressure is cooked, while judging that the size of the pressure in cooking apparatus and the second preset pressure is closed
System then makes pressure of the floating cover in cooking apparatus and the pressure difference of the second preset pressure when pressure is greater than the second preset pressure
The gravity of elastic force and floating cover that sealed silicone is overcome under effect bounces, and is at first position.When pressure is less than or equal to the
Two preset pressures, if the elastic force of sealed silicone and the gravity of floating cover can make to float when floating cover has been in first position
Lid falls to the second position.Pressure i.e. in cooking apparatus fluctuates above and below the second preset pressure, and then rising by floating cover
The visualization for implementing the minute-pressure variation in existing cooking apparatus, allows consumer that can intuitively perceive minute-pressure change during the cooking process
Change state, wherein minute-pressure refers to that the relative pressure in cooking apparatus is 0.1 kPa to 5 kPas.
Above-mentioned cooking methods according to the present invention, can also have following technical characteristic:
In the above-mentioned technical solutions, it is preferable that further include: third preset temperature is increased in the bottom temp of cooking apparatus
When, cooking apparatus is heated according to the second predetermined power or stops heating, makes the water temperature and cooking pot in cooking apparatus
Pressure reduction in tool；When the pressure in cooking apparatus is less than or equal to the second preset pressure, floating cover is made to be in the second position.
In the technical scheme, cooking apparatus bottom temp is then begun to ramp up when in cooking apparatus without excessive moisture,
The grain of rice maintains high temperature for a long time and is gelatinized in cooking apparatus during this, and the β starch of rice densification is sufficiently converted into can be with
The loose α starch structure being digested, after cooking apparatus bottom temp rises to third preset temperature, cooking apparatus
Into the stage of cooking rice over a slow fire, with relatively low the second predetermined power heating or do not heat and directly with pot body accumulation of heat persistently to rice into
Row waste heat benefit is cooked a meal, this staged pressure drops to the second preset pressure hereinafter, floating cover is fallen after rise to the second position, and realization is cooked rice over a slow fire close
Envelope further promotes gelatinization, promotes rice mouthfeel.
In any of the above-described technical solution, it is preferable that before being heated to cooking apparatus according to the first predetermined power,
Further include: cooking apparatus is heated according to third predetermined power, the water temperature in cooking apparatus is made to rise to first by room temperature
Preset temperature, and keep preset time.
In the technical scheme, before being heated to cooking apparatus according to the first predetermined power, to cooking apparatus into
Row preheating, i.e., heat cooking apparatus according to third predetermined power, and water temperature in cooking apparatus is made to rise to the by room temperature
One preset temperature makes cooking apparatus enter suction by quickly heating the optimum temperature section for making water be warming up to suitable grain of rice water suction
The water stage, and preset time is kept, so that the grain of rice is sufficiently absorbed water.
In any of the above-described technical solution, it is preferable that temperature range locating for the first preset temperature is 20 DEG C to 60 DEG C；The
Temperature range locating for two preset temperatures is 55 DEG C to 85 DEG C；The relative pressure of first preset pressure is 0 kPa；Second default pressure
The relative pressure of power is 0.1 kPa；Temperature range locating for third preset temperature is 100 DEG C to 130 DEG C；Second predetermined power is small
In the first predetermined power.
In the technical scheme, temperature range locating for the first preset temperature is 20 DEG C to 60 DEG C, this temperature range is suitable
Close the optimum temperature section of grain of rice water suction；Temperature range locating for second preset temperature is 55 DEG C to 85 DEG C, that is, makes cooking apparatus
Grain of rice water swelling is set to start to be gelatinized in high temperature；The relative pressure of first preset pressure is 0 kPa, the phase of the second preset pressure
It is 0.1 kPa to pressure, the two differs 0.1 kPa, then bounces floating cover being higher than 0.1 kPa, that is, passes through the shape of floating cover
State shows minute-pressure situation in cooking apparatus；Temperature range locating for third preset temperature is 100 DEG C to 130 DEG C, makes cooking pot
The bottom temp of tool reaches 100 DEG C to 130 DEG C ranges, and then is gelatinized the grain of rice at these elevated temperatures；Second predetermined power is
Less than the lower-wattage of the first predetermined power, the state of cooking rice over a slow fire is made by the heating of the second predetermined power.It should be noted that when being mark
In the case of quasi- atmospheric pressure, the first data preset temperature range can for 40 DEG C to 60 DEG C, the second preset temperature range can be 75
DEG C to 85 DEG C, third preset temperature range can be 120 DEG C to 130 DEG C, when in high altitude localities, air pressure is lower than standard atmospheric pressure
In the case where, therefore the first preset temperature range, the second preset temperature range, the second preset temperature range need to lower minimum
20℃。
In any of the above-described technical solution, it is preferable that third predetermined power is less than the first predetermined power；Locating for preset time
Time range be 5 minutes to 30 minutes.
In the technical scheme, third predetermined power is less than the first predetermined power, according to third predetermined power to cooking pot
Tool is preheated, and water is made to be warming up to the optimum temperature section of suitable grain of rice water suction；Time range locating for preset time is 5 minutes
To 30 minutes, the grain of rice is made sufficiently to be absorbed water so that the moisture content of rice guarantee to reach after the water suction stage 20% to
28% level.
In any of the above-described technical solution, it is preferable that first position is the first preset height of lid distance with steam valve
Position；The second position is the position with the second preset height of lid distance of steam valve；Wherein, the second preset height is less than
One preset height.
In the technical scheme, the first preset height of the lid for projecting beyond steam valve of floating cover can be for more than lid
Body 0.3mm to 10mm, the second position of floating cover can be to be bonded with the lid of steam valve or more than lid less than 0.3mm's
Any position is floated by floating cover and shows to generate micro-pressure in cooking apparatus, and floating cover falls the effect for realizing that heat preservation is cooked rice over a slow fire after rise
Fruit makes fragrance not excessive.
According to another aspect of the present invention, a kind of cooking system is proposed, cooking apparatus is used for, cooking apparatus includes steaming
Steam valve is provided with floating cover on steam valve, and cooking system includes: first control unit, for pre- according to first to cooking apparatus
If power is heated；Judging unit, for being increased to the second default temperature by the first preset temperature when the water temperature in cooking apparatus
When pressure in degree and cooking apparatus is greater than the first preset pressure, it is default to judge whether the pressure in cooking apparatus is greater than second
Pressure；Second control unit, for making floating cover in cooking apparatus when the pressure in cooking apparatus is greater than the second preset pressure
First position is under the action of the pressure difference of interior pressure and the second preset pressure；And first position is in floating cover
Under, when judging that the pressure in cooking apparatus is less than or equal to the second preset pressure, floating cover is made to be in the second position.
Cooking system provided by the invention is used for cooking apparatus, and steam valve, steam valve setting are provided on the cooking apparatus
There is floating cover, is provided with sealed silicone below floating cover.First control unit carries out cooking apparatus according to the first predetermined power
Heating, cooking apparatus enter the heating period, increase the water temperature in cooking apparatus, dissolve in water during water temperature is raised
Gas can constantly enter in cooking apparatus pot body from precipitation in water because temperature increases, since pot body closed gas can not flow
It is dynamic, then increase the air pressure in cooking apparatus, when the water temperature in cooking apparatus is increased to the second default temperature by the first preset temperature
Cooking apparatus enters boiling stage after degree, and after the pressure in cooking apparatus is greater than the first preset pressure, cooking apparatus is with its internal pressure
The state (minute-pressure state) that power is greater than the first preset pressure is cooked, while judging that the pressure in cooking apparatus is default with second
The size relation of pressure makes floating cover in cooking apparatus when pressure then passes through the second control unit greater than the second preset pressure
Overcome the elastic force of sealed silicone and the gravity of floating cover to bounce under the action of pressure and the pressure difference of the second preset pressure, makes at its
In first position.When pressure be less than or equal to the second preset pressure, if when floating cover has been in first position, sealed silicone
The gravity of elastic force and floating cover can make floating cover fall to the second position.Pressure i.e. in cooking apparatus is in the second preset pressure
Lower fluctuation, and then the visualization of the variation of the minute-pressure in cooking apparatus is realized by rising and falling for floating cover, allow consumer cooking
Minute-pressure variable condition can be intuitively perceived in journey, wherein minute-pressure refers to that the relative pressure in cooking apparatus is 0.1 kPa to 5
KPa.
Above-mentioned cooking system according to the present invention, can also have following technical characteristic:
In the above-mentioned technical solutions, it is preferable that first control unit is also used to be increased in the bottom temp of cooking apparatus
When third preset temperature, cooking apparatus is heated according to the second predetermined power or stops heating, is made in cooking apparatus
Pressure reduction in water temperature and cooking apparatus；Second control unit is also used to be less than or equal to second when the pressure in cooking apparatus
When preset pressure, floating cover is made to be in the second position.
In the technical scheme, cooking apparatus bottom temp is then begun to ramp up when in cooking apparatus without excessive moisture,
The grain of rice maintains high temperature for a long time and is gelatinized in cooking apparatus during this, and the β starch of rice densification is sufficiently converted into can be with
The loose α starch structure being digested, after cooking apparatus bottom temp rises to third preset temperature, cooking apparatus
Into the stage of cooking rice over a slow fire, with relatively low the second predetermined power heating or do not heat and directly with pot body accumulation of heat persistently to rice into
Row waste heat benefit is cooked a meal, this staged pressure drops to the second preset pressure hereinafter, floating cover is fallen after rise to the second position, and realization is cooked rice over a slow fire close
Envelope further promotes gelatinization, promotes rice mouthfeel.
In any of the above-described technical solution, it is preferable that further include: heating unit, for cooking apparatus according to first
Before predetermined power is heated, cooking apparatus is heated according to third predetermined power, make water temperature in cooking apparatus by
Room temperature rises to the first preset temperature, and keeps preset time.
In the technical scheme, before heating to cooking apparatus according to the first predetermined power, pass through heating unit
Cooking apparatus is preheated, i.e., cooking apparatus is heated according to third predetermined power, make water temperature in cooking apparatus by
Room temperature rises to the first preset temperature, by quickly heating the optimum temperature section for making water be warming up to suitable grain of rice water suction, makes to cook
Utensil of preparing food enters the water suction stage, and keeps preset time, and the grain of rice is made sufficiently to be absorbed water.
In any of the above-described technical solution, it is preferable that temperature range locating for the first preset temperature is 20 DEG C to 60 DEG C；The
Temperature range locating for two preset temperatures is 55 DEG C to 85 DEG C；The relative pressure of first preset pressure is 0 kPa；Second default pressure
The relative pressure of power is 0.1 kPa；Temperature range locating for third preset temperature is 100 DEG C to 130 DEG C；Second predetermined power is small
In first predetermined power.
In the technical scheme, temperature range locating for the first preset temperature is 20 DEG C to 60 DEG C, this temperature range is suitable
Close the optimum temperature section of grain of rice water suction；Temperature range locating for second preset temperature is 55 DEG C to 85 DEG C, that is, makes cooking apparatus
Grain of rice water swelling is set to start to be gelatinized in high temperature；The relative pressure of first preset pressure is 0 kPa, the phase of the second preset pressure
It is 0.1 kPa to pressure, the two differs 0.1 kPa, then bounces floating cover being higher than 0.1 kPa, that is, passes through the shape of floating cover
State shows minute-pressure situation in cooking apparatus；Temperature range locating for third preset temperature is 100 DEG C to 130 DEG C, makes cooking pot
The bottom temp of tool reaches 100 DEG C to 130 DEG C ranges, and then is gelatinized the grain of rice at these elevated temperatures；Second predetermined power is
Less than the lower-wattage of the first predetermined power, the state of cooking rice over a slow fire is made by the heating of the second predetermined power.It should be noted that when being mark
In the case of quasi- atmospheric pressure, the first data preset temperature range can for 40 DEG C to 60 DEG C, the second preset temperature range can be 75
DEG C to 85 DEG C, third preset temperature range can be 120 DEG C to 130 DEG C, when in high altitude localities, air pressure is lower than standard atmospheric pressure
In the case where, therefore the first preset temperature range, the second preset temperature range, the second preset temperature range need to lower minimum
20℃。
In any of the above-described technical solution, it is preferable that third predetermined power is less than first predetermined power；Preset time
Locating time range is 5 minutes to 30 minutes.
In the technical scheme, third predetermined power is less than the first predetermined power, according to third predetermined power to cooking pot
Tool is preheated, and water is made to be warming up to the optimum temperature section of suitable grain of rice water suction；Time range locating for preset time is 5 minutes
To 30 minutes, the grain of rice is made sufficiently to be absorbed water so that the moisture content of rice guarantee to reach after the water suction stage 20% to
28% level.
In any of the above-described technical solution, it is preferable that first position is the first preset height of lid distance with steam valve
Position；The second position is the position with the second preset height of lid distance of steam valve；Wherein, the second preset height is less than
One preset height.
In the technical scheme, the first preset height of the lid for projecting beyond steam valve of floating cover can be for more than lid
Body 0.3mm to 10mm, the second position of floating cover can be to be bonded with the lid of steam valve or more than lid less than 0.3mm's
Any position is floated by floating cover and shows to generate micro-pressure in cooking apparatus, and floating cover falls the effect for realizing that heat preservation is cooked rice over a slow fire after rise
Fruit makes fragrance not excessive.
According to a further aspect of the invention, a kind of cooking apparatus is proposed, the cooking system including any of the above-described.
Cooking apparatus provided by the invention, the cooking system including any of the above-described, thus have the complete of the cooking system
Portion's beneficial effect, details are not described herein.
Additional aspect and advantage of the invention will become obviously in following description section, or practice through the invention
Recognize.
Detailed description of the invention
Above-mentioned and/or additional aspect of the invention and advantage will become from the description of the embodiment in conjunction with the following figures
Obviously and it is readily appreciated that, in which:
Fig. 1 shows the flow diagram of the cooking methods of one embodiment of the present of invention；
Fig. 2 shows the flow diagrams of the cooking methods of another embodiment of the invention；
Fig. 3 shows the flow diagram of the cooking methods of another embodiment of the invention；
Fig. 4 a shows the schematic block diagram of the cooking system of one embodiment of the present of invention；
Fig. 4 b shows the schematic block diagram of the cooking system of another embodiment of the invention；
Fig. 5 a shows the structural schematic diagram of the steam valve closed state of a specific embodiment of the invention；
Figure 5b shows that the structural schematic diagrams of the steam valve open state of a specific embodiment of the invention；
Fig. 6 shows the schematic diagram of the electric cooker course of work of a specific embodiment of the invention.
Wherein, the corresponding relationship in Fig. 5 a and Fig. 5 b between appended drawing reference and component names are as follows:
502 floating covers, 504 gas vents, 506 decorations, 508 sealing rings, 510 back-off rings, 512 steam valve seats, 514 sealings
Silica gel, 516 return valves, 518 air inlets.
Specific embodiment
To better understand the objects, features and advantages of the present invention, with reference to the accompanying drawing and specific real
Applying mode, the present invention is further described in detail.It should be noted that in the absence of conflict, the implementation of the application
Feature in example and embodiment can be combined with each other.
In the following description, numerous specific details are set forth in order to facilitate a full understanding of the present invention, still, the present invention may be used also
To be implemented using other than the one described here other modes, therefore, protection scope of the present invention is not limited to following public affairs
The limitation for the specific embodiment opened.
The embodiment of first aspect present invention proposes a kind of cooking methods, is used for cooking apparatus, cooking apparatus includes steam
Valve is provided with floating cover on steam valve, and Fig. 1 shows the flow diagram of the cooking methods of one embodiment of the present of invention.Its
In, this method comprises:
Step 102, cooking apparatus is heated according to the first predetermined power；
Step 104, when the water temperature in cooking apparatus is increased to the second preset temperature and cooking pot by the first preset temperature
When pressure in tool is greater than the first preset pressure, judge whether the pressure in cooking apparatus is greater than the second preset pressure；
Step 106, when the pressure in cooking apparatus is greater than the second preset pressure, make pressure of the floating cover in cooking apparatus
First position is under the action of the pressure difference of power and the second preset pressure；
Step 108, in the case where floating cover is in first position, when judging that it is default that the pressure in cooking apparatus is less than or equal to second
When pressure, floating cover is made to be in the second position.
Cooking methods provided by the invention are used for cooking apparatus, and steam valve, steam valve setting are provided on the cooking apparatus
There is floating cover, is provided with sealed silicone below floating cover.Cooking apparatus is heated according to the first predetermined power, cooking apparatus
Into the heating period, increase the water temperature in cooking apparatus, the gas dissolved in water during water temperature is raised can be because of temperature
Degree increases constantly from being precipitated into cooking apparatus pot body in water, since pot body closed gas can not flow, then makes cooking pot
Air pressure in tool rises, after the water temperature in cooking apparatus is increased to the second preset temperature by the first preset temperature cooking apparatus into
Enter boiling stage, after the pressure in cooking apparatus is greater than the first preset pressure, cooking apparatus, which is greater than first with pressure in it, to be preset
The state (minute-pressure state) of pressure is cooked, while judging that the size of the pressure in cooking apparatus and the second preset pressure is closed
System then makes pressure of the floating cover in cooking apparatus and the pressure difference of the second preset pressure when pressure is greater than the second preset pressure
The gravity of elastic force and floating cover that sealed silicone is overcome under effect bounces, and is at first position.When pressure is less than or equal to the
Two preset pressures, if the elastic force of sealed silicone and the gravity of floating cover can make to float when floating cover has been in first position
Lid falls to the second position.Pressure i.e. in cooking apparatus fluctuates above and below the second preset pressure, and then rising by floating cover
The visualization for implementing the minute-pressure variation in existing cooking apparatus, allows consumer that can intuitively perceive minute-pressure change during the cooking process
Change state, wherein minute-pressure refers to that the relative pressure in cooking apparatus is 0.1 kPa to 5 kPas.
Fig. 2 shows the flow diagrams of the cooking methods of another embodiment of the invention.Wherein, this method comprises:
Step 202, cooking apparatus is heated according to the first predetermined power；
Step 204, when the water temperature in cooking apparatus is increased to the second preset temperature and cooking pot by the first preset temperature
When pressure in tool is greater than the first preset pressure, judge whether the pressure in cooking apparatus is greater than the second preset pressure；
Step 206, when the pressure in cooking apparatus is greater than the second preset pressure, make pressure of the floating cover in cooking apparatus
First position is under the action of the pressure difference of power and the second preset pressure；In the case where floating cover is in first position, when judgement is cooked
When the pressure prepared food in utensil is less than or equal to the second preset pressure, floating cover is made to be in the second position；
Step 208, pre- according to second to cooking apparatus when the bottom temp of cooking apparatus is increased to third preset temperature
If power is heated or stops heating, make the water temperature in cooking apparatus and the pressure reduction in cooking apparatus；Work as cooking pot
When pressure in tool is less than or equal to the second preset pressure, floating cover is made to be in the second position.
In this embodiment, cooking apparatus bottom temp is then begun to ramp up when in cooking apparatus without excessive moisture, herein
The grain of rice maintains high temperature for a long time and is gelatinized in cooking apparatus in the process, and the β starch of rice densification is sufficiently converted into can be by
Human consumption absorb loose α starch structure, after cooking apparatus bottom temp rises to third preset temperature, cooking apparatus into
Enter to cook rice over a slow fire the stage, with relatively low the second predetermined power heating or not heat and directly persistently rice is carried out with pot body accumulation of heat
Waste heat benefit is cooked a meal, this staged pressure drops to the second preset pressure hereinafter, floating cover is fallen after rise to the second position, and realization is cooked rice over a slow fire sealing,
Further promote gelatinization, promotes rice mouthfeel.
Fig. 3 shows the flow diagram of the cooking methods of another embodiment of the invention.Wherein, this method comprises:
Step 302, cooking apparatus is heated according to third predetermined power, makes the water temperature in cooking apparatus by room temperature
The first preset temperature is risen to, and keeps preset time；
Step 304, cooking apparatus is heated according to the first predetermined power；
Step 306, when the water temperature in cooking apparatus is increased to the second preset temperature and cooking pot by the first preset temperature
When pressure in tool is greater than the first preset pressure, judge whether the pressure in cooking apparatus is greater than the second preset pressure；
Step 308, when the pressure in cooking apparatus is greater than the second preset pressure, make pressure of the floating cover in cooking apparatus
First position is under the action of the pressure difference of power and the second preset pressure；In the case where floating cover is in first position, when judgement is cooked
When the pressure prepared food in utensil is less than or equal to the second preset pressure, floating cover is made to be in the second position；
Step 310, pre- according to second to cooking apparatus when the bottom temp of cooking apparatus is increased to third preset temperature
If power is heated or stops heating, make the water temperature in cooking apparatus and the pressure reduction in cooking apparatus；Work as cooking pot
When pressure in tool is less than or equal to the second preset pressure, floating cover is made to be in the second position.
In this embodiment, before being heated to cooking apparatus according to the first predetermined power, cooking apparatus is carried out
Preheating, i.e., heat cooking apparatus according to third predetermined power, the water temperature in cooking apparatus made to rise to first by room temperature
Preset temperature makes cooking apparatus enter water suction by quickly heating the optimum temperature section for making water be warming up to suitable grain of rice water suction
Stage, and preset time is kept, so that the grain of rice is sufficiently absorbed water.
In one embodiment of the invention, it is preferable that temperature range locating for the first preset temperature is 20 DEG C to 60 DEG C；
Temperature range locating for second preset temperature is 55 DEG C to 85 DEG C；The relative pressure of first preset pressure is 0 kPa；Second is default
The relative pressure of pressure is 0.1 kPa；Temperature range locating for third preset temperature is 100 DEG C to 130 DEG C；Second predetermined power
Less than the first predetermined power.
In this embodiment, temperature range locating for the first preset temperature is 20 DEG C to 60 DEG C, this temperature range is suitable
The optimum temperature section of grain of rice water suction；Temperature range locating for second preset temperature is 55 DEG C to 85 DEG C, that is, is made at cooking apparatus
Grain of rice water swelling is set to start to be gelatinized in high temperature；The relative pressure of first preset pressure be 0 kPa, the second preset pressure it is opposite
Pressure is 0.1 kPa, and the two differs 0.1 kPa, then bounces floating cover being higher than 0.1 kPa, that is, passes through the state of floating cover
Show minute-pressure situation in cooking apparatus；Temperature range locating for third preset temperature is 100 DEG C to 130 DEG C, makes cooking apparatus
Bottom temp reach 100 DEG C to 130 DEG C ranges, and then be gelatinized the grain of rice at these elevated temperatures；Second predetermined power is small
In the lower-wattage of the first predetermined power, the state of cooking rice over a slow fire is made by the heating of the second predetermined power.It should be noted that when being standard
In the case of atmospheric pressure, the first data preset temperature range can for 40 DEG C to 60 DEG C, the second preset temperature range can be 75 DEG C
It can be 120 DEG C to 130 DEG C to 85 DEG C, third preset temperature range, when in high altitude localities, air pressure is lower than standard atmospheric pressure
In the case of, therefore the first preset temperature range, the second preset temperature range, the second preset temperature range need minimum lowering 20
℃。
In one embodiment of the invention, it is preferable that third predetermined power is less than the first predetermined power；Preset time institute
The time range at place is 5 minutes to 30 minutes.
In this embodiment, third predetermined power is less than the first predetermined power, according to third predetermined power to cooking apparatus
It is preheated, water is made to be warming up to the optimum temperature section of suitable grain of rice water suction；Time range locating for preset time be 5 minutes extremely
30 minutes, the grain of rice is made sufficiently to be absorbed water so that the moisture content of rice guarantee to reach after the water suction stage 20% to
28% level.
In one embodiment of the invention, it is preferable that first position is to preset height with the lid distance first of steam valve
The position of degree；The second position is the position with the second preset height of lid distance of steam valve；Wherein, the second preset height is less than
First preset height.
In this embodiment, the first preset height of the lid for projecting beyond steam valve of floating cover can be for more than lid
0.3mm to 10mm, the second position of floating cover can be to be bonded with the lid of steam valve or be less than appointing for 0.3mm more than lid
One position is floated by floating cover and shows to generate micro-pressure in cooking apparatus, and floating cover falls the effect for realizing that heat preservation is cooked rice over a slow fire after rise,
Make fragrance not excessive.
The embodiment of second aspect of the present invention proposes a kind of cooking system, is used for cooking apparatus, cooking apparatus includes steam
Valve is provided with floating cover on steam valve, and Fig. 4 a shows the schematic block diagram of the cooking system 400 of one embodiment of the present of invention.
Wherein, which includes:
First control unit 402, for being heated to cooking apparatus according to the first predetermined power；
Judging unit 404, for the water temperature in the cooking apparatus by the first preset temperature be increased to the second preset temperature with
And the pressure in cooking apparatus judges whether the pressure in cooking apparatus is greater than the second default pressure when being greater than the first preset pressure
Power；
Second control unit 406, for cooking floating cover when the pressure in cooking apparatus is greater than the second preset pressure
In first position under the action of the pressure difference of the pressure and the second preset pressure prepared food in utensil；And first is in floating cover
Under position, when judging that the pressure in cooking apparatus is less than or equal to the second preset pressure, floating cover is made to be in the second position.
Cooking system 400 provided by the invention is used for cooking apparatus, is provided with steam valve on the cooking apparatus, steam valve is set
It is equipped with floating cover, is provided with sealed silicone below floating cover.First control unit 402 is to cooking apparatus according to the first predetermined power
It is heated, cooking apparatus enters the heating period, increases the water temperature in cooking apparatus, molten in water during water temperature is raised
The gas of solution can constantly enter in cooking apparatus pot body from precipitation in water because temperature increases, since pot body closed gas can not
Flowing, then rise the air pressure in cooking apparatus, preset when the water temperature in cooking apparatus is increased to second by the first preset temperature
Cooking apparatus enters boiling stage after temperature, and after the pressure in cooking apparatus is greater than the first preset pressure, cooking apparatus is in it
The state (minute-pressure state) that pressure is greater than the first preset pressure is cooked, while judging that the pressure in cooking apparatus is pre- with second
If the size relation of pressure, make floating cover in cooking pot when pressure then passes through the second control unit 406 greater than the second preset pressure
The elastic force of sealed silicone and the gravity of floating cover is overcome to bounce under the action of pressure and the pressure difference of the second preset pressure in tool,
It is at first position.When pressure is less than or equal to the second preset pressure, if being sealed when floating cover has been in first position
The elastic force of silica gel and the gravity of floating cover can make floating cover fall to the second position.Pressure i.e. in cooking apparatus is default second
Pressure fluctuates up and down, and then realizes the visualization of the variation of the minute-pressure in cooking apparatus by rising and falling for floating cover, and consumer is allowed to exist
Minute-pressure variable condition can be intuitively perceived in cooking process, wherein minute-pressure refers to that the relative pressure in cooking apparatus is 0.1
KPa to 5 kPas.
In one embodiment of the invention, it is preferable that first control unit 402 is also used in the bottom of cooking apparatus
When temperature is increased to third preset temperature, cooking apparatus is heated according to the second predetermined power or stops heating, makes to cook
The water temperature in utensil of preparing food and the pressure reduction in cooking apparatus；Second control unit 406 is also used to when the pressure in cooking apparatus
When less than or equal to the second preset pressure, floating cover is made to be in the second position.
In this embodiment, cooking apparatus bottom temp is then begun to ramp up when in cooking apparatus without excessive moisture, herein
The grain of rice maintains high temperature for a long time and is gelatinized in cooking apparatus in the process, and the β starch of rice densification is sufficiently converted into can be by
Human consumption absorb loose α starch structure, after cooking apparatus bottom temp rises to third preset temperature, cooking apparatus into
Enter to cook rice over a slow fire the stage, with relatively low the second predetermined power heating or not heat and directly persistently rice is carried out with pot body accumulation of heat
Waste heat benefit is cooked a meal, this staged pressure drops to the second preset pressure hereinafter, floating cover is fallen after rise to the second position, and realization is cooked rice over a slow fire sealing,
Further promote gelatinization, promotes rice mouthfeel.
Fig. 4 b shows the schematic block diagram of the cooking system 400 of another embodiment of the invention.Wherein, the system 400
Include:
First control unit 402, for being heated to cooking apparatus according to the first predetermined power；
Judging unit 404, for the water temperature in the cooking apparatus by the first preset temperature be increased to the second preset temperature with
And the pressure in cooking apparatus judges whether the pressure in cooking apparatus is greater than the second default pressure when being greater than the first preset pressure
Power；
Second control unit 406, for cooking floating cover when the pressure in cooking apparatus is greater than the second preset pressure
In first position under the action of the pressure difference of the pressure and the second preset pressure prepared food in utensil；And first is in floating cover
Under position, when judging that the pressure in cooking apparatus is less than or equal to the second preset pressure, floating cover is made to be in the second position；
Further include: heating unit 408, for before being heated to cooking apparatus according to the first predetermined power, to cooking
Utensil of preparing food is heated according to third predetermined power, and the water temperature in cooking apparatus is made to rise to the first preset temperature by room temperature, and
Keep preset time.
In this embodiment, before heating to cooking apparatus according to the first predetermined power, pass through heating unit 408
Cooking apparatus is preheated, i.e., cooking apparatus is heated according to third predetermined power, make water temperature in cooking apparatus by
Room temperature rises to the first preset temperature, by quickly heating the optimum temperature section for making water be warming up to suitable grain of rice water suction, makes to cook
Utensil of preparing food enters the water suction stage, and keeps preset time, and the grain of rice is made sufficiently to be absorbed water.
In one embodiment of the invention, it is preferable that temperature range locating for the first preset temperature is 20 DEG C to 60 DEG C；
Temperature range locating for second preset temperature is 55 DEG C to 85 DEG C；The relative pressure of first preset pressure is 0 kPa；Second is default
The relative pressure of pressure is 0.1 kPa；Temperature range locating for third preset temperature is 100 DEG C to 130 DEG C；Second predetermined power
Less than first predetermined power.
In this embodiment, temperature range locating for the first preset temperature is 20 DEG C to 60 DEG C, this temperature range is suitable
The optimum temperature section of grain of rice water suction；Temperature range locating for second preset temperature is 55 DEG C to 85 DEG C, that is, is made at cooking apparatus
Grain of rice water swelling is set to start to be gelatinized in high temperature；The relative pressure of first preset pressure be 0 kPa, the second preset pressure it is opposite
Pressure is 0.1 kPa, and the two differs 0.1 kPa, then bounces floating cover being higher than 0.1 kPa, that is, passes through the state of floating cover
Show minute-pressure situation in cooking apparatus；Temperature range locating for third preset temperature is 100 DEG C to 130 DEG C, makes cooking apparatus
Bottom temp reach 100 DEG C to 130 DEG C ranges, and then be gelatinized the grain of rice at these elevated temperatures；Second predetermined power is small
In the lower-wattage of the first predetermined power, the state of cooking rice over a slow fire is made by the heating of the second predetermined power.It should be noted that when being standard
In the case of atmospheric pressure, the first data preset temperature range can for 40 DEG C to 60 DEG C, the second preset temperature range can be 75 DEG C
It can be 120 DEG C to 130 DEG C to 85 DEG C, third preset temperature range, when in high altitude localities, air pressure is lower than standard atmospheric pressure
In the case of, therefore the first preset temperature range, the second preset temperature range, the second preset temperature range need minimum lowering 20
℃。
In one embodiment of the invention, it is preferable that third predetermined power is less than first predetermined power；When default
Between locating time range be 5 minutes to 30 minutes.
In this embodiment, third predetermined power is less than the first predetermined power, according to third predetermined power to cooking apparatus
It is preheated, water is made to be warming up to the optimum temperature section of suitable grain of rice water suction；Time range locating for preset time be 5 minutes extremely
30 minutes, the grain of rice is made sufficiently to be absorbed water so that the moisture content of rice guarantee to reach after the water suction stage 20% to
28% level.
In one embodiment of the invention, it is preferable that first position is to preset height with the lid distance first of steam valve
The position of degree；The second position is the position with the second preset height of lid distance of steam valve；Wherein, the second preset height is less than
First preset height.
In this embodiment, the first preset height of the lid for projecting beyond steam valve of floating cover can be for more than lid
0.3mm to 10mm, the second position of floating cover can be to be bonded with the lid of steam valve or be less than appointing for 0.3mm more than lid
One position is floated by floating cover and shows to generate micro-pressure in cooking apparatus, and floating cover falls the effect for realizing that heat preservation is cooked rice over a slow fire after rise,
Make fragrance not excessive.
The embodiment of third aspect present invention proposes a kind of cooking apparatus, the cooking system including any of the above-described.
Cooking apparatus provided by the invention, the cooking system including any of the above-described, thus have the complete of the cooking system
Portion's beneficial effect, details are not described herein.
Cooking apparatus is electric cooker in a specific embodiment of the invention, and Fig. 5 a, Fig. 5 b respectively illustrate of the invention
Structural schematic diagram of the steam valve of one specific embodiment under closure, open state, wherein steam valve includes floating cover 502,
Gas vent 504, decoration 506, sealing ring 508, back-off ring 510, steam valve seat 512, sealed silicone 514, return valve 516, into
Stomata 518.Wherein, floating cover 502 is flexibly connected with decoration 506, and sealing ring 508 is connected to decoration 506 and steam valve seat
Between 512, one end of sealed silicone 514 is connected with back-off ring 510, and the other end is connected with floating cover 502, steam valve seat
It is provided with return valve 516 and air inlet 518 on 512, is provided with gas vent 504 on decoration 506.
Fig. 6 shows the schematic diagram of the electric cooker course of work of a specific embodiment of the invention, according to electric cooker
The entire stage of cooking can be divided into preheating, water suction, heating, boil, cooks rice over a slow fire 5 stages by the variable condition of bottom temperature and time,
L1 is electric cooker bottom rice temperature variation curve, and L2 is moisture content and rice temperature variation curve in electric cooker, and L3 is electric meal
Pressure history in stewing.
S1: warm-up phase
Warm-up phase be from start start electric cooker cook to by heating make the intracorporal water temperature of pot by room temperature raising reach
The process of preset value T1 (being 40 DEG C to 60 DEG C in the case of standard atmospheric pressure, be 20 DEG C to 60 DEG C in the case of non-standard atmospheric pressure)；
The main effect of this stage is by quickly heating the optimum temperature section for making water be warming up to suitable grain of rice water suction.
S2: water suction stage
The water suction stage is after the warm-up phase to the heating by low-power so that the intracorporal water temperature of pot is maintained at T1
The process of temperature regular hour t1 (the present invention program is set as 5 minutes to 30 minutes) state；This stage make the grain of rice into
Row sufficiently water suction, so that the moisture content of rice guaranteed to reach the level 20% to 28% after the water suction stage；By temperature
The optimum temperature T1 purpose for being maintained at suitable grain of rice water suction is: temperature is too low to will lead to the reduction of grain of rice absorption speed, causes to inhale
Water overlong time, temperature too it is high will lead to the grain of rice water suction stage surface generate gelatinization become sticky, be prematurely formed agglomeration rice group and
Hinder the grain of rice water suction of rice cluster centre.
S3: heating period
Heating period is to terminate in the Absorb Water stage to by powerful to heat so that the intracorporal water temperature of pot is quickly risen by T1
Up to arrive preset migration boiling stage temperature T2 (for 75 DEG C to 85 DEG C in the case of standard atmospheric pressure, non-standard atmospheric pressure situation
Down be 55 DEG C to 85 DEG C) process；In addition, the gas dissolved in water in the process can be because of temperature raising and constantly from water
Precipitation enters in pot body, since closed cavity gas can not flow, the intracorporal air pressure of closed pot is on the one hand caused to rise to
Greater than the state of outside atmosphere pressure P0.
S4: boiling stage
Above-mentioned boiling stage be the heating period after change heating power so that the intracorporal rice water of electric cooker continue
Transformation while boiling, pressure fluctuate that (fluctuation range of relative pressure, to 5KPa), makes in 0.05KPa above or below rated pressure P1
Floating cover upper and lower floating with the variation of pot inner pressure, rise and fall at least twice or more, make constantly boiling until trip in pot body
From moisture content completely by rice absorb or with explosive evaporation after, bottom of pot body temperature with heating persistently quickly rise to it is pre-
If migration temperature T5 (be 120 DEG C to 130 DEG C in the case of standard atmospheric pressure, be 100 DEG C to 130 in the case of non-standard atmospheric pressure
DEG C) process；It is gelatinized in the high temperature that this stage grain of rice maintains 100 DEG C or more for a long time, the β starch of rice densification is abundant
It is converted to the loose α starch structure that can be digested；
S5: it cooks rice over a slow fire the stage
The above-mentioned stage of cooking rice over a slow fire is that boiling terminates until cooking terminates one section of t4 that holds time of setting (the present invention program setting
It is 3 minutes to 15 minutes), electric cooker was heated with relatively low power or did not heated and directly held with pot body accumulation of heat this period
Continuous to cook a meal to rice progress waste heat benefit, this staged pressure drops to P1 hereinafter, micropressure valve floating cover falling recovery original state, is realized
It cooks rice over a slow fire sealing, further promotes gelatinization, promote rice mouthfeel；
S6: holding stage
Holding stage is the stage of cooking rice over a slow fire later until electric cooker powers off, this stage keeps the temperature rice in pot.
The present invention cook during by changing pot inner pressure, reach the fluctuating of control floating cover, when reaching setting pressure
When P1, the gravity of the elastic force and floating cover that can overcome sealed silicone is bounced, to realize the pressure visualization of electric cooker, that is, is reached
To pressure P1 or more, floating cover can be raised above steam valve cap a part, and (0.3mm to 10mm), enables the customer to feel
Boil and have the state of pressure；When pressure is less than setting value P1, the elastic force of sealed silicone and the gravity of floating cover can allow floating
Lid restores original state, changes pot inner pressure, and rice is made to cook in transformation boiling, when and violent (the floating cover quilt that boils
Jack up), when and boil gentle (floating cover fallings), keep stewing in micro-pressure change, promote flatness, the uniformity of rice,
Holding stage floating cover is fallen after rise, is realized the effect that heat preservation is cooked rice over a slow fire, is made fragrance not excessive.
In the description of this specification, the description of term " one embodiment ", " some embodiments ", " specific embodiment " etc.
Mean that particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one reality of the invention
It applies in example or example.In the present specification, schematic expression of the above terms are not necessarily referring to identical embodiment or reality
Example.Moreover, description particular features, structures, materials, or characteristics can in any one or more of the embodiments or examples with
Suitable mode combines.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (13)
1. a kind of cooking methods are used for cooking apparatus, the cooking apparatus includes the steam valve, is provided on the steam valve
Floating cover, which is characterized in that the cooking methods include:
The cooking apparatus is heated according to the first predetermined power；
When the water temperature in the cooking apparatus is increased in the second preset temperature and the cooking apparatus by the first preset temperature
Pressure be greater than the first preset pressure when, judge whether the pressure in the cooking apparatus is greater than the second preset pressure；
When the pressure in the cooking apparatus is greater than second preset pressure, make the floating cover in the cooking apparatus
Pressure and second preset pressure pressure difference under the action of be in first position；
In the case where the floating cover is in the first position, when judge the pressure in the cooking apparatus be less than or equal to described second
When preset pressure, the floating cover is made to be in the second position.
2. cooking methods according to claim 1, which is characterized in that further include:
When the bottom temp of the cooking apparatus is increased to third preset temperature, to the cooking apparatus according to the second default function
Rate is heated or stops heating, and the water temperature in the cooking apparatus and the pressure reduction in the cooking apparatus are made；
When the pressure in the cooking apparatus is less than or equal to second preset pressure, the floating cover is made to be in second
It sets.
3. cooking methods according to claim 1, which is characterized in that the cooking apparatus according to the first predetermined power
Before being heated, further includes:
The cooking apparatus is heated according to third predetermined power, rises to the water temperature in the cooking apparatus by room temperature
First preset temperature, and keep preset time.
4. cooking methods according to claim 2, which is characterized in that
Temperature range locating for first preset temperature is 20 DEG C to 60 DEG C；
Temperature range locating for second preset temperature is 55 DEG C to 85 DEG C；
The relative pressure of first preset pressure is 0 kPa；
The relative pressure of second preset pressure is 0.1 kPa；
Temperature range locating for the third preset temperature is 100 DEG C to 130 DEG C；
Second predetermined power is less than first predetermined power.
5. cooking methods according to claim 3, which is characterized in that
The third predetermined power is less than first predetermined power；
Time range locating for the preset time is 5 minutes to 30 minutes.
6. cooking methods according to any one of claim 1 to 5, which is characterized in that
The first position is the position with the first preset height of lid distance of the steam valve；The second position for institute
State the position of the second preset height of lid distance of steam valve；
Wherein, second preset height is less than first preset height.
7. a kind of cooking system is used for cooking apparatus, the cooking apparatus includes the steam valve, is provided on the steam valve
Floating cover, which is characterized in that the cooking system includes:
First control unit, for being heated to the cooking apparatus according to the first predetermined power；
Judging unit, for being increased to the second preset temperature and institute by the first preset temperature when the water temperature in the cooking apparatus
When stating the pressure in cooking apparatus greater than the first preset pressure, it is default to judge whether the pressure in the cooking apparatus is greater than second
Pressure；
Second control unit, for making the floating when the pressure in the cooking apparatus is greater than second preset pressure
In first position under the action of covering the pressure difference of the pressure and second preset pressure in the cooking apparatus；And
In the case where the floating cover is in the first position, when judge the pressure in the cooking apparatus be less than or equal to described second
When preset pressure, the floating cover is made to be in the second position.
8. cooking system according to claim 7, which is characterized in that
The first control unit is also used to when the bottom temp of the cooking apparatus is increased to third preset temperature, to institute
It states cooking apparatus to be heated according to the second predetermined power or stop heating, make the water temperature in the cooking apparatus and described cooks
The pressure reduction prepared food in utensil；
Second control unit is also used to when the pressure in the cooking apparatus is less than or equal to second preset pressure,
The floating cover is set to be in the second position.
9. cooking system according to claim 7, which is characterized in that further include:
Heating unit, for before being heated to the cooking apparatus according to the first predetermined power, to the cooking apparatus
It is heated according to third predetermined power, the water temperature in the cooking apparatus is made to rise to first preset temperature by room temperature,
And keep preset time.
10. cooking system according to claim 8, which is characterized in that
Temperature range locating for first preset temperature is 20 DEG C to 60 DEG C；
Temperature range locating for second preset temperature is 55 DEG C to 85 DEG C；
The relative pressure of first preset pressure is 0 kPa；
The relative pressure of second preset pressure is 0.1 kPa；
Temperature range locating for the third preset temperature is 100 DEG C to 130 DEG C；
Second predetermined power is less than first predetermined power.
11. cooking system according to claim 9, which is characterized in that
The third predetermined power is less than first predetermined power；
Time range locating for the preset time is 5 minutes to 30 minutes.
12. cooking system according to any one of claims 7 to 11, which is characterized in that
The first position is the position with the first preset height of lid distance of the steam valve；The second position for institute
State the position of the second preset height of lid distance of steam valve；
Wherein, second preset height is less than first preset height.
13. a kind of cooking apparatus characterized by comprising
Cooking system as described in any one of claim 7 to 12.
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| CN201710877159.5A CN109549468B (en) | 2017-09-25 | 2017-09-25 | Cooking method, cooking system and cooking appliance |
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| CN111839249A (en) * | 2019-04-30 | 2020-10-30 | 佛山市顺德区美的电热电器制造有限公司 | Cooking appliance, control method thereof, control device and computer-readable storage medium |
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| CN111839248A (en) * | 2019-04-30 | 2020-10-30 | 佛山市顺德区美的电热电器制造有限公司 | Cooking appliance, control method thereof, control device and computer-readable storage medium |
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