CN107920401A - The method and apparatus of adjust automatically heating time, micro-wave oven - Google Patents
The method and apparatus of adjust automatically heating time, micro-wave oven Download PDFInfo
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- CN107920401A CN107920401A CN201710990166.6A CN201710990166A CN107920401A CN 107920401 A CN107920401 A CN 107920401A CN 201710990166 A CN201710990166 A CN 201710990166A CN 107920401 A CN107920401 A CN 107920401A
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- food
- heating
- time
- heating time
- air humidity
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B6/00—Heating by electric, magnetic or electromagnetic fields
- H05B6/64—Heating using microwaves
- H05B6/6447—Method of operation or details of the microwave heating apparatus related to the use of detectors or sensors
- H05B6/6464—Method of operation or details of the microwave heating apparatus related to the use of detectors or sensors using weight sensors
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B6/00—Heating by electric, magnetic or electromagnetic fields
- H05B6/64—Heating using microwaves
- H05B6/6447—Method of operation or details of the microwave heating apparatus related to the use of detectors or sensors
- H05B6/6458—Method of operation or details of the microwave heating apparatus related to the use of detectors or sensors using humidity or vapor sensors
Abstract
The invention discloses the method for adjust automatically heating time, suitable for micro-wave oven, when the instruction of food is heated in response, starts the operation for obtaining food weight and air humidity in real time, and record initial food weight and initial air humidity；Air humidity increment and unit interval food weight decrement are calculated in real time；Wherein, increment of the air humidity increment for the current air humidity relative to the initial air humidity；When air humidity increment is more than preset increments threshold value, remaining heating time is calculated according to the initial food weight, current the unit interval food weight decrement and heating parameters；Continued to heat food according to the remaining heating time, and when the time for continuing to heat food of record being greater than or equal to remaining heating time, stop heating.Correspondingly, device and micro-wave oven the present invention also provides adjust automatically heating time.The present invention can expand the food type coverage of adaptation, while ensure that food is well-done and food taste.
Description
Technical field
The present invention relates to technical field of electric appliances, more particularly to a kind of method and apparatus of adjust automatically heating time, microwave
Stove.
Background technology
When turning over hot food using micro-wave oven, user can not accurately determine to need the time heated.If heating time mistake
Short, food may be without complete heat penetration, if heating time is long, food, which may should be, have lost excessive moisture and influence mouth
Sense and flavor.To realize that intelligent microwave oven can only set heating time, the following two ways of generally use：
The first is default multiple heating modes, the power of the pre-set heating of each pattern and time, is selected for user
Select.But in actual heating process, default heating mode quantity is limited, can not take into account all food types, adapt to
Property is poor.
Second is to increase pressure sensor in micro-wave oven, and corresponding heating is determined only by the initial weight of food
Time, have ignored the degree difference that different types of food needs to heat, the problem of under-done or overdone, adaptability easily occurs
Difference.
The content of the invention
The purpose of the embodiment of the present invention is to provide a kind of method and apparatus of adjust automatically heating time, micro-wave oven, can
Expand the food type coverage adapted to, while ensure that food is well-done and food taste.
To achieve the above object, an embodiment of the present invention provides a kind of method of adjust automatically heating time, including：
During the instruction of response heating food, start the operation for obtaining food weight and air humidity in real time, and record initial
Food weight and initial air humidity；
Air humidity increment and unit interval food weight decrement are calculated in real time；Wherein, the air humidity increment is
The current air humidity relative to the initial air humidity increment；
When air humidity increment is more than preset increments threshold value, according to the initial food weight, the current list
Position time food weight decrement and heating parameters calculate remaining heating time；
Continued to heat food according to the remaining heating time, and when the time for continuing to heat food of record is more than or waits
When remaining heating time, stop heating.
Compared with prior art, the method for adjust automatically heating time disclosed by the embodiments of the present invention, by adding in startup
After heat, when monitoring that air humidity increment is more than preset increments threshold value, with based on initial food weight and current one time
Food weight decrement and heating parameters calculate remaining heating time.Moisture evaporation causes food weight during based on heat foods
Change and the phenomenon of the change of air humidity, and usually evaporation capacity is bigger during heat foods, then contained humidity is got in food
More, it is necessary to which heating time is bigger.So the embodiment of the present invention combines initial food weight and current one time food weight
Decrement and heating parameters calculate remaining heating time, can expand the food type coverage of adaptation, while ensure to eat
The well-done and food taste of thing.
Further, including：When the unit interval food weight decrement is in downward trend, if detecting current
When the unit interval food weight decrement is less than default decrement threshold value, stop heating in advance.
As further scheme, the embodiment of the present invention is in downward trend in the unit interval food weight decrement
When, and during less than default decrement threshold value, it is believed that the moisture of food all boilings and moisture considerably reduces at this time, carry at this time
It is preceding to stop heating, it can prevent heating time from causing the excessive loss of food moisture too long, so as to ensure that the mouthfeel of food.
Further, the heating parameters include heating gear and accumulation heating time；Wherein, the accumulation heating time
To be heated to the heating time that current time accumulated from starting.
Further, it is described according to the initial food weight, the current unit interval food weight decrement
Include with heating parameters calculating remaining heating time：
According to the initial food weight, current the unit interval food weight decrement and heating parameters, lead to
Cross following formula and calculate the remaining heating time：
T0=A × M0 × N0+F (M0, N0, t, L)
Wherein, T0 is the remaining heating time；A is the empirical coefficient obtained by experimental result fitting；F(M0,N0,
T, L) it is a function being fitted with empirical data；M0 is the initial food weight；N0 is the current unit interval
Food weight decrement；T is the accumulation heating time；L is the heating gear.
Further, the air humidity is the air humidity above food.
Correspondingly, the embodiment of the present invention also provides the device of adjust automatically heating time, including：
Start unit, when the instruction of food is heated for responding, starts the behaviour for obtaining food weight and air humidity in real time
Make, and record initial food weight and initial air humidity；
Real-time computing unit, for calculating air humidity increment and unit interval food weight decrement in real time；Wherein, institute
State increment of the air humidity increment for the current air humidity relative to the initial air humidity；
Remaining heating time computing unit, for when air humidity increment is more than preset increments threshold value, according to it is described just
The food weight of beginning, current the unit interval food weight decrement and heating parameters calculate remaining heating time；
First stops heating unit, for continuing to heat food according to the remaining heating time, and when the continuation of record
When heating the time of food more than or equal to remaining heating time, stop heating.
Further, further include：Second stops heating unit, is in down for the unit interval food weight decrement
During drop trend, if detect that the current unit interval food weight decrement is less than default decrement threshold value, stop in advance
Only heat.
Further, the heating parameters include heating gear and accumulation heating time；Wherein, the accumulation heating time
To be heated to the heating time that current time accumulated from starting.
Further, when the remaining heating unit is used for according to the initial food weight, the current unit
Between food weight decrement and heating parameters calculate remaining heating time and specifically include：
According to the initial food weight, current the unit interval food weight decrement and heating parameters, lead to
Cross following formula and calculate the remaining heating time：
T0=A × M0 × N0+F (M0, N0, t, L)
Wherein, T0 is the remaining heating time；A is the empirical coefficient obtained by experimental result fitting；F(M0,N0,
T, L) it is a function being fitted with empirical data；M0 is the initial food weight；N0 is the current unit interval
Food weight decrement；T is the accumulation heating time；L is the heating gear.
Correspondingly, the embodiment of the present invention also provides a kind of micro-wave oven, including adjust automatically provided in an embodiment of the present invention adds
The device of hot time.
Brief description of the drawings
Fig. 1 is a kind of flow diagram of the method for adjust automatically heating time in the embodiment of the present invention 1；
Fig. 2 is a kind of flow diagram of the method for adjust automatically heating time in the embodiment of the present invention 2；
Fig. 3 is a kind of cell schematics of the device of adjust automatically heating time in the embodiment of the present invention 3.
Embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without creative efforts
Embodiment, belongs to the scope of protection of the invention.
Referring to Fig. 1, Fig. 1 is a kind of flow signal of the method for adjust automatically heating time that the embodiment of the present invention 1 provides
Figure.The present embodiment includes step：
When food is heated in S11, response, start the operation for obtaining food weight and air humidity in real time, and record initially
Food weight and initial air humidity；
S12, calculate air humidity increment and unit interval food weight decrement in real time；Wherein, the air humidity increases
Measure the increment relative to the initial air humidity for the current air humidity；
S13, when air humidity increment is more than preset increments threshold value, according to the initial food weight, current institute
State unit interval food weight decrement and heating parameters calculate remaining heating time；
S14, continue heating food according to the remaining heating time, and when the time for continuing to heat food of record is more than
Or during equal to remaining heating time, stop heating.
In general, in gastronomical process is heated, contained moisture is evaporated with heating in food, causes food weight itself
Change, while moisture evaporation can increase the air humidity around food again.Based on this phenomenon, the present embodiment passes through food
Moisture evaporation degree monitors the degree of heat of food；So the present embodiment by food weight and air humidity based on being controlled
Heating time processed.
On the one hand, the moisture evaporation of food can cause around food the change of (especially above food) air humidity, because
This, step S11 obtains air humidity in real time, and calculates air humidity increment by step S12, so that when step S13 is detected
When being more than preset increments threshold value to air humidity increment, it is believed that the moisture of food therein has begun to seethe with excitement at this time, food
Start to distribute vapor, with the calculating of triggering remaining heating time；If being not detected by air humidity increment is more than preset increments
During threshold value, continue to keep the monitoring state to air humidity increment.
On the other hand, steaming of the decrement of usual food weight within the unit interval all from food therein moisture
Hair, and, water evaporation quantity is bigger, then the moisture that food therein contains is more, it is necessary to which the time of heating is longer.Therefore, step S11
Start and obtain food weight in real time, then step S12 can then can be with by the variable quantity of food weight in the unit of account time
Obtain unit interval food weight decrement (food moisture evaporation capacity)；And then judge that food moisture starts to evaporate in step S13
When, remaining heating time is calculated based on initial food weight and unit interval food weight decrement, is heated based on residue
Time heats food, to realize adjust automatically heating time.
When being specifically adapted to micro-wave oven, the food weight in step S11 refers to being positioned over the carrier (rotation of micro-wave oven
Disk) on article weight, correspondingly, the acquisition of food weight can be by setting pressure sensing on the carrier of micro-wave oven
Device, the weight for the food placed on carrier is obtained by pressure sensor.
The air humidity in the heating space residing for food that air humidity acquired in step S11 refers to.It is specifically used to arrive
During micro-wave oven, acquired air humidity refers to the air humidity in the cooking cavity of micro-wave oven；Therefore, can be by microwave
Humidity sensor is set in the cooking cavity in stove, air humidity is obtained by humidity sensor.
Preferably, the air humidity obtained in the present embodiment is the air humidity above food.Obtained for the present embodiment
Air humidity is to monitor the consideration of the degree of food moisture evaporation, and usually food moisture in gastronomical process is waved directly up
Hair, so the present embodiment is to obtain the air humidity above food preferably.Correspondingly, can be in the cooking of micro-wave oven
The top of intracavitary, sets at the top position of carrier humidity sensor to obtain the air humidity above food.Certainly, at it
Its position sets humidity sensor to realize the scheme for effectively gathering the air humidity around food, also in the guarantor of the present embodiment
Within the scope of shield.
Specifically, heating parameters described in step S13 include heating gear and accumulation heating time；Wherein, the accumulation
Heating time is is heated to the heating time that current time accumulated from starting.Certainly, heating gear can refer to selected by user
Cooking heating gear, by " 1 grade, 2 grades, 3 grades ... " " low fire, moderate heat, high fiery " in the form of or it is other it is similar being capable of area
The heating gear that with different levels form is presented, chooses in advance before being heated by user, and further, heating gear may be used also
To refer to the humidity index of current foodstuff heating space.
Specifically, according to the initial food weight, the current unit interval food weight described in step S13
Decrement and heating parameters calculating remaining heating time include：
According to the initial food weight, current the unit interval food weight decrement and heating parameters, lead to
Cross following formula and calculate the remaining heating time：
T0=A × M0 × N0+F (M0, N0, t, L)
Wherein, T0 is the remaining heating time；A is the empirical coefficient obtained by experimental result fitting；F(M0,N0,
T, L) it is a function being fitted with empirical data；M0 is the initial food weight；N0 is the current unit interval
Food weight decrement；T is the accumulation heating time；L is the heating gear.
Wherein, empirical coefficient A and the function F (M0, N0, t, L) of empirical data fitting can pass through substantial amounts of experimental data
The data and function summarized.By lot of experimental data come summing up experience coefficient and function so that formula T0=A ×
The degree of fitting higher of M0 × N0+F (M0, N0, t, L), the remaining heating time being calculated is more accurate, and the ripe of food is effectively ensured
Saturating and food mouthfeel.
Further, step S14 continues to heat food according to the remaining heating time, and continues heating food when record
When the time of thing is greater than or equal to remaining heating time, stops heating and specifically include：
When being continued to heat food according to remaining heating time, and calculated by formula T=T0-T' calculating current residual heating
Between, wherein, T represents current residual heating time, and T0 represents the remaining heating time that step S13 is calculated, and T' represents to continue to add
The time of hot food, i.e., the heating time accumulated since being calculated remaining heating time in step S13 to current time；When
When T≤0 is calculated, then, and the time for continuing to heat food recorded is greater than or equal to remaining heating time, can stop at this time
Only heat.
When it is implemented, first, during the instruction of response heating food, start and obtain food weight and air humidity in real time
Operation, and record initial food weight and initial air humidity；And air humidity increment and unit interval food are calculated in real time
Thing weight decrement；Wherein, the air humidity increment is wet relative to the initial air for the current air humidity
The increment of degree；When air humidity increment is more than preset increments threshold value, according to the initial food weight, the current list
Position time food weight decrement and heating parameters calculate remaining heating time；Then, continued according to the remaining heating time
Food is heated, and when the time for continuing to heat food of record being greater than or equal to remaining heating time, stops heating.
Data of the present embodiment based on detection food weight and air humidity, and corresponding heating parameters are combined, it is automatic to adjust
The heating time of whole food, ensures the well-done and food taste of different types of food, adaptable, and intelligence degree is high, greatly
Improve user experience greatly.
Referring to Fig. 2, Fig. 2 be the embodiment of the present invention 2 provide a kind of adjust automatically heating time method the step of illustrate
Figure, the present embodiment include step：
When S21, response heating food instruction, start the operation for obtaining food weight and air humidity in real time, and record just
The food weight of beginning and initial air humidity；
S22, calculate air humidity increment and unit interval food weight decrement in real time；Wherein, the air humidity increases
Measure the increment relative to the initial air humidity for the current air humidity；
S23, when air humidity increment is more than preset increments threshold value, according to the initial food weight, current institute
State unit interval food weight decrement and heating parameters calculate remaining heating time；
When S24, the unit interval food weight decrement are in downward trend, if detect the current unit
Between food weight decrement when being less than default decrement threshold value, stop heating in advance；
S25, continue heating food according to the remaining heating time, and when the time for continuing to heat food of record is more than
Or during equal to remaining heating time, stop heating.
As different from Example 1, step S24 is added in the present embodiment 2, step S24 is in the unit interval food
When weight decrement is in downward trend, and during less than default decrement threshold value, it is believed that the moisture of food all seethes with excitement at this time
And moisture considerably reduces, stop heating in advance at this time, can prevent heating time from causing the excessive loss of food moisture too long,
So as to ensure that the mouthfeel of food.Step S24 can effectively avoid remaining heating time for being calculated as step S23 long,
Superheated and cause the excessive situation for influencing mouthfeel of food moisture loss to occur.If at unit interval food weight decrement
When downward trend, if failing to detect that the current unit interval food weight decrement is less than default decrement threshold value,
Then heating is kept until being finished remaining heating time also according to step S25.
Wherein, unit interval food weight decrement described in step S24 is in downward trend, refers specifically to what is be calculated
Unit interval food weight decrement tapers into.In general, during heating food, before the moisture also not boiling in food, with adding
The progress of heat, the evaporation of food contained humidity is stronger, and evaporation capacity is bigger, then unit interval food weight decrement gradually becomes
Greatly, and after moisture seethes with excitement, the moisture of food is reduced at this time, and the moisture that can be evaporated in air is also reduced therewith, so single
Position time food weight decrement can taper at this time.
Further, the unit interval food weight decrement of step S24, which is in downward trend, to be：Pass through inspection
The unit interval food weight decrement is measured to when gradually decreasing after peaking, judges unit interval food weight at this time
Decrement is in downward trend.
In general, in gastronomical process is heated, contained moisture is evaporated with heating in food, causes food weight itself
Change, while moisture evaporation can increase the air humidity around food again.Based on this phenomenon, the present embodiment passes through food
Moisture evaporation degree monitors the degree of heat of food；So the present embodiment by food weight and air humidity based on being controlled
Heating time processed.
On the one hand, the moisture evaporation of food can cause around food the change of (especially above food) air humidity, because
This, step S21 obtains air humidity in real time, and calculates air humidity increment by step S22, so that when step S23 is detected
When being more than preset increments threshold value to air humidity increment, it is believed that the moisture of food therein has begun to seethe with excitement at this time, food
Start to distribute vapor, with the calculating of triggering remaining heating time；If being not detected by air humidity increment is more than preset increments
During threshold value, continue to keep the monitoring state to air humidity increment.
On the other hand, steaming of the decrement of usual food weight within the unit interval all from food therein moisture
Hair, and, water evaporation quantity is bigger, then the moisture that food therein contains is more, it is necessary to which the time of heating is longer.Therefore, step S21
Start and obtain food weight in real time, then step S22 can then can be with by the variable quantity of food weight in the unit of account time
Obtain unit interval food weight decrement (food moisture evaporation capacity)；And then judge that food moisture starts to evaporate in step S23
When, remaining heating time is calculated based on initial food weight and unit interval food weight decrement, is heated based on residue
Time heats food, to realize adjust automatically heating time.
When being specifically adapted to micro-wave oven, the food weight in step S21 refers to being positioned over the carrier (rotation of micro-wave oven
Disk) on article weight, correspondingly, the acquisition of food weight can be by setting pressure sensing on the carrier of micro-wave oven
Device, the weight for the food placed on carrier is obtained by pressure sensor.
The air humidity in the heating space residing for food that air humidity acquired in step S21 refers to.It is specifically used to arrive
During micro-wave oven, acquired air humidity refers to the air humidity in the cooking cavity of micro-wave oven；Therefore, can be by microwave
Humidity sensor is set in the cooking cavity in stove, air humidity is obtained by humidity sensor.
Preferably, the air humidity obtained in the present embodiment is the air humidity above food.Obtained for the present embodiment
Air humidity is to monitor the consideration of the degree of food moisture evaporation, and usually food moisture in gastronomical process is waved directly up
Hair, so the present embodiment is to obtain the air humidity above food preferably.Correspondingly, can be in the cooking of micro-wave oven
The top of intracavitary, sets at the top position of carrier humidity sensor to obtain the air humidity above food.Certainly, at it
Its position sets humidity sensor to realize the scheme for effectively gathering the air humidity around food, also in the guarantor of the present embodiment
Within the scope of shield.
Specifically, heating parameters described in step S23 include heating gear and accumulation heating time；Wherein, the accumulation
Heating time is is heated to the heating time that current time accumulated from starting.Certainly, heating gear can refer to selected by user
Cooking heating gear, by " 1 grade, 2 grades, 3 grades ... " " low fire, moderate heat, high fiery " in the form of or it is other it is similar being capable of area
The heating gear that with different levels form is presented, chooses in advance before being heated by user, and further, heating gear may be used also
To refer to the humidity index of current foodstuff heating space.
Specifically, according to the initial food weight, the current unit interval food weight described in step S23
Decrement and heating parameters calculating remaining heating time include：
According to the initial food weight, current the unit interval food weight decrement and heating parameters, lead to
Cross following formula and calculate the remaining heating time：
T0=A × M0 × N0+F (M0, N0, t, L)
Wherein, T0 is the remaining heating time；A is the empirical coefficient obtained by experimental result fitting；F(M0,N0,
T, L) it is a function being fitted with empirical data；M0 is the initial food weight；N0 is the current unit interval
Food weight decrement；T is the accumulation heating time；L is the heating gear.
Wherein, empirical coefficient A and the function F (M0, N0, t, L) of empirical data fitting can pass through substantial amounts of experimental data
The data and function summarized.By lot of experimental data come summing up experience coefficient and function so that formula T0=A ×
The degree of fitting higher of M0 × N0+F (M0, N0, t, L), the remaining heating time being calculated is more accurate, and the ripe of food is effectively ensured
Saturating and food mouthfeel.
Further, step S25 continues to heat food according to the remaining heating time, and continues heating food when record
When the time of thing is greater than or equal to remaining heating time, stops heating and specifically include：
When being continued to heat food according to remaining heating time, and calculated by formula T=T0-T' calculating current residual heating
Between, wherein, T represents current residual heating time, and T0 represents the remaining heating time that step S23 is calculated, and T' represents to continue to add
The time of hot food, i.e., the heating time accumulated since being calculated remaining heating time in step S23 to current time；When
When T≤0 is calculated, then, and the time for continuing to heat food recorded is greater than or equal to remaining heating time, can stop at this time
Only heat.
When it is implemented, first, during the instruction of response heating food, start and obtain food weight and air humidity in real time
Operation, and record initial food weight and initial air humidity；And air humidity increment and unit interval food are calculated in real time
Thing weight decrement；Wherein, the air humidity increment is wet relative to the initial air for the current air humidity
The increment of degree；When air humidity increment is more than preset increments threshold value, according to the initial food weight, the current list
Position time food weight decrement and heating parameters calculate remaining heating time；Then, the unit interval food weight is reduced
When amount is in downward trend, if detecting, the current unit interval food weight decrement is less than default decrement threshold value
When, stop heating in advance；Otherwise, continued to heat food according to the remaining heating time, and continue heating food when record
Time when being greater than or equal to remaining heating time, stop heating.
Data of the present embodiment based on detection food weight and air humidity, and corresponding heating parameters are combined, it is automatic to adjust
The heating time of whole food, ensures the well-done and food taste of different types of food, adaptable, and intelligence degree is high, greatly
Improve user experience greatly.
Accordingly, the device for a kind of adjust automatically heating time that the embodiment of the present invention 3 provides, suitable for micro-wave oven, referring to
Fig. 3, Fig. 3 are the cell schematics of the present embodiment 3, and the present embodiment includes：
Start unit 1, when the instruction of food is heated for responding, starts the behaviour for obtaining food weight and air humidity in real time
Make, and record initial food weight and initial air humidity；
Real-time computing unit 2, for calculating air humidity increment and unit interval food weight decrement in real time；Wherein,
Increment of the air humidity increment for the current air humidity relative to the initial air humidity；
Remaining heating time computing unit 3, for when air humidity increment is more than preset increments threshold value, according to it is described just
The food weight of beginning, current the unit interval food weight decrement and heating parameters calculate remaining heating time；
First stops heating unit 5, for continuing to heat food according to the remaining heating time, and when the continuation of record
When heating the time of food more than or equal to remaining heating time, stop heating.
Further, the present embodiment further includes：
Second stops heating unit 4, when being in downward trend for the unit interval food weight decrement, if detection
When being less than default decrement threshold value to the current unit interval food weight decrement, stop heating in advance.
When being specifically adapted to micro-wave oven, the food weight in start unit 1 refers to being positioned over the carrier (rotation of micro-wave oven
Turntable) on article weight, correspondingly, food weight obtain can pass through on the carrier of micro-wave oven set pressure pass
Sensor, the weight for the food placed on carrier is obtained by pressure sensor.
The air humidity in the heating space residing for food that air humidity acquired in start unit 1 refers to.It is specifically used
During to micro-wave oven, acquired air humidity refers to the air humidity in the cooking cavity of micro-wave oven；Therefore, can be by micro-
Humidity sensor is set in the cooking cavity in ripple stove, air humidity is obtained by humidity sensor.
Preferably, the air humidity obtained in the present embodiment is the air humidity above food.Obtained for the present embodiment
Air humidity is to monitor the consideration of the degree of food moisture evaporation, and usually food moisture in gastronomical process is waved directly up
Hair, so the present embodiment is to obtain the air humidity above food preferably.Correspondingly, can be in the cooking of micro-wave oven
The top of intracavitary, sets at the top position of carrier humidity sensor to obtain the air humidity above food.Certainly, at it
Its position sets humidity sensor to realize the scheme for effectively gathering the air humidity around food, also in the guarantor of the present embodiment
Within the scope of shield.
Further, when the heating parameters of remaining heating time computing unit 3 include heating gear and accumulation heating
Between；Wherein, the accumulation heating time is to be heated to the heating time that current time accumulated from startup.
Further, when the remaining heating unit is used for according to the initial food weight, the current unit
Between food weight decrement and heating parameters calculate remaining heating time and specifically include：
According to the initial food weight, current the unit interval food weight decrement and heating parameters, lead to
Cross following formula and calculate the remaining heating time：
T0=A × M0 × N0+F (M0, N0, t, L)
Wherein, T0 is the remaining heating time；A is the empirical coefficient obtained by experimental result fitting；F(M0,N0,
T, L) it is a function being fitted with empirical data；M0 is the initial food weight；N0 is the current unit interval
Food weight decrement；T is the accumulation heating time；L is the heating gear.
Further, the first stopping heating unit 5 is used to continue to heat food according to the remaining heating time, and when note
When the time for continuing to heat food of record is greater than or equal to remaining heating time, stops heating and specifically include：
When being continued to heat food according to remaining heating time, and calculated by formula T=T0-T' calculating current residual heating
Between, wherein, T represents current residual heating time, when T0 represents the remaining heating that remaining heating time computing unit 3 is calculated
Between, T' represents to continue the time for heating food, i.e., since being calculated remaining heating time in remaining heating time computing unit 3
The heating time accumulated to current time；When T≤0 is calculated, then, and the time for continuing to heat food recorded is more than
Or equal to remaining heating time, it can stop heating at this time.
When it is implemented, first, when responding the instruction of heating food by start unit 1, start and obtain food weight in real time
The operation of amount and air humidity, and record initial food weight and initial air humidity；And pass through real-time computing unit 2
Air humidity increment and unit interval food weight decrement are calculated in real time；Wherein, the air humidity increment is current institute
State increment of the air humidity relative to the initial air humidity；Air humidity is worked as by remaining heating time computing unit 3
When increment is more than preset increments threshold value, reduced according to the initial food weight, the current unit interval food weight
Amount and heating parameters calculate remaining heating time；Then, heating unit 4 is stopped in the unit interval food weight by second
When decrement is in downward trend, if detecting, the current unit interval food weight decrement is less than default decrement threshold
During value, stop heating in advance；Otherwise, continue to heat food according to the remaining heating time by the first stopping heating unit 5,
And when the time for continuing to heat food of record being greater than or equal to remaining heating time, stop heating.
Data of the present embodiment based on detection food weight and air humidity, and corresponding heating parameters are combined, it is automatic to adjust
The heating time of whole food, ensures the well-done and food taste of different types of food, adaptable, and intelligence degree is high, greatly
Improve user experience greatly.
The embodiment of the present invention 4 also provides a kind of micro-wave oven, including the embodiment of the present invention adjust automatically heating time
Device.The device of the adjust automatically heating time illustrates the explanation that may refer to above-described embodiment 3, no longer superfluous herein
State.
Correspondingly, pressure sensor can also be included to obtain food weight and air humidity, the micro-wave oven of the present embodiment 4
And humidity sensor.Preferably, pressure sensor is arranged on the carrier of micro-wave oven, and humidity sensor is arranged on cooking cavity of microwave oven
Interior top, at the top position of carrier.In addition, the other structures of micro-wave oven are referred to the knot of the micro-wave oven of the prior art
Structure.
The above is the preferred embodiment of the present invention, it is noted that for those skilled in the art
For, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also considered as
Protection scope of the present invention.
Claims (10)
- A kind of 1. method of adjust automatically heating time, it is characterised in that including：During response heating food instruction, start the operation for obtaining food weight and air humidity in real time, and record initial food Weight and initial air humidity；Air humidity increment and unit interval food weight decrement are calculated in real time；Wherein, the air humidity increment is current The air humidity relative to the initial air humidity increment；When the air humidity increment is more than preset increments threshold value, according to the initial food weight, the current list Position time food weight decrement and heating parameters calculate remaining heating time；Heating food is continued according to the remaining heating time, and is remained when the time for continuing to heat food of record is greater than or equal to During remaining heating time, stop heating.
- 2. a kind of method of adjust automatically heating time as claimed in claim 1, it is characterised in that further include：The unit When time food weight decrement is in downward trend, if detecting, the current unit interval food weight decrement is less than During default decrement threshold value, stop heating in advance.
- A kind of 3. method of adjust automatically heating time as claimed in claim 1 or 2, it is characterised in that the heating parameters Including heating gear and accumulation heating time；Wherein, the accumulation heating time is accumulated to be heated to current time from startup Heating time.
- 4. a kind of method of adjust automatically heating time as claimed in claim 3, it is characterised in that described according to described initial Food weight, current the unit interval food weight decrement and heating parameters calculate remaining heating time includes：According to the initial food weight, current the unit interval food weight decrement and heating parameters, under State formula and calculate the remaining heating time：T0=A × M0 × N0+F (M0, N0, t, L)Wherein, T0 is the remaining heating time；A is the empirical coefficient obtained by experimental result fitting；F(M0,N0,t,L) For a function being fitted with empirical data；M0 is the initial food weight；N0 is the current unit interval food Weight decrement；T is the accumulation heating time；L is the heating gear.
- 5. a kind of method of adjust automatically heating time as claimed in claim 1, it is characterised in that the air humidity is food Air humidity above thing.
- A kind of 6. device of adjust automatically heating time, it is characterised in that including：Start unit, when food is heated for responding, starts the operation for obtaining food weight and air humidity in real time, and record just The food weight of beginning and initial air humidity；Real-time computing unit, for calculating air humidity increment and unit interval food weight decrement in real time；Wherein, the sky Increment of the gas humidity delta for the current air humidity relative to the initial air humidity；Remaining heating time computing unit, for when the air humidity increment is more than preset increments threshold value, according to it is described just The food weight of beginning, current the unit interval food weight decrement and heating parameters calculate remaining heating time；First stops heating unit, for being continued to heat food according to the remaining heating time, and continues to heat when record When the time of food is greater than or equal to remaining heating time, stop heating.
- 7. a kind of device of adjust automatically heating time as claimed in claim 6, it is characterised in that further include：Second stops heating unit, when being in downward trend for the unit interval food weight decrement, works as if detecting When the preceding unit interval food weight decrement is less than default decrement threshold value, stop heating in advance.
- A kind of 8. method of adjust automatically heating time as claimed in claims 6 or 7, it is characterised in that the heating parameters Including heating gear and accumulation heating time；Wherein, the accumulation heating time is accumulated to be heated to current time from startup Heating time.
- A kind of 9. method of adjust automatically heating time as claimed in claim 8, it is characterised in that the residue heating unit It is remaining for being calculated according to the initial food weight, current the unit interval food weight decrement and heating parameters Heating time specifically includes：According to the initial food weight, current the unit interval food weight decrement and heating parameters, under State formula and calculate the remaining heating time：T0=A × M0 × N0+F (M0, N0, t, L)Wherein, T0 is the remaining heating time；A is the empirical coefficient obtained by experimental result fitting；F(M0,N0,t,L) For a function being fitted with empirical data；M0 is the initial food weight；N0 is the current unit interval food Weight decrement；T is the accumulation heating time；L is the heating gear.
- 10. a kind of micro-wave oven, it is characterised in that include the dress of claim 6~9 any one of them adjust automatically heating time Put.
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| CN201710990166.6A CN107920401B (en) | 2017-10-23 | 2017-10-23 | Method and device for automatically adjusting heating time and microwave oven |
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| CN201710990166.6A CN107920401B (en) | 2017-10-23 | 2017-10-23 | Method and device for automatically adjusting heating time and microwave oven |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108458376A (en) * | 2018-04-26 | 2018-08-28 | 广东美的厨房电器制造有限公司 | Food identifies heating means, micro-wave oven, control terminal and computer storage media |
| CN109028180A (en) * | 2018-06-12 | 2018-12-18 | 广东格兰仕集团有限公司 | A kind of initialization control method of micro-wave oven absolute humidity sensor |
| CN111387841A (en) * | 2020-05-07 | 2020-07-10 | 珠海格力电器股份有限公司 | Cooking time adjusting method and device in cooking equipment and cooking equipment |
| CN112346379A (en) * | 2020-10-22 | 2021-02-09 | 华帝股份有限公司 | Humidity control abnormity detection method of cooking equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108458376A (en) * | 2018-04-26 | 2018-08-28 | 广东美的厨房电器制造有限公司 | Food identifies heating means, micro-wave oven, control terminal and computer storage media |
| CN109028180A (en) * | 2018-06-12 | 2018-12-18 | 广东格兰仕集团有限公司 | A kind of initialization control method of micro-wave oven absolute humidity sensor |
| CN109028180B (en) * | 2018-06-12 | 2020-04-03 | 广东格兰仕集团有限公司 | Initialization control method for absolute humidity sensor of microwave oven |
| CN111387841A (en) * | 2020-05-07 | 2020-07-10 | 珠海格力电器股份有限公司 | Cooking time adjusting method and device in cooking equipment and cooking equipment |
| CN112346379A (en) * | 2020-10-22 | 2021-02-09 | 华帝股份有限公司 | Humidity control abnormity detection method of cooking equipment |
| CN112346379B (en) * | 2020-10-22 | 2021-10-12 | 华帝股份有限公司 | Humidity control abnormity detection method of cooking equipment |
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| CN107920401B (en) | 2021-03-16 |
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