CN106136870A - Pressure cooking appliance and cooking control method - Google Patents
Pressure cooking appliance and cooking control method Download PDFInfo
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- CN106136870A CN106136870A CN201510161006.1A CN201510161006A CN106136870A CN 106136870 A CN106136870 A CN 106136870A CN 201510161006 A CN201510161006 A CN 201510161006A CN 106136870 A CN106136870 A CN 106136870A
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Abstract
The invention discloses a kind of pressure cooking appliance and cooking control method, wherein cooking control method comprises the following steps: heating process, control heater to heat with the first power, until at least one parameter in the pressure and temperature in utensil meets default liter pressure request；Boosting operation, controls heater and heats with the second power, until at least one parameter meets default pressurize requirement；High pressure boiling operation, by controlling magnetic valve device so that pressure cooking appliance carries out high pressure seethes with excitement continuously, until it reaches the boiling time preset；Blood pressure lowering operation, by controlling heater and magnetic valve device so that at least one parameter meets default blood pressure lowering requirement；Pressurize operation, keeps constant by controlling heater to control at least one parameter, until it reaches the dwell time preset.It is strong that this cooking control method enables to the food soup that pressure cooking appliance cooks out, and makes more nutrient substance be dissolved in soup, it is simple to absorption of human body.
Description
Technical field
The present invention relates to living electric apparatus technical field, particularly to a kind of pressure cooking appliance cooking control method and
A kind of pressure cooking appliance.
Background technology
The cooking process of current pressure cooking appliance such as Voltage force pan boiling soup is: heating → boosting → pressurize → insulation,
Or heating → boosting → pressurize → blood pressure lowering → insulation.But, whole cooking process the most acutely seethes with excitement, thus
Cause the food cooking out not only from sense organ soup the denseest, and cook meat food time meat in nutrient
Matter is seldom dissolved in soup, is unfavorable for the absorption of human body.
Accordingly, it would be desirable to the cooking skill of electric pressure cooking saucepan of the prior art is improved.
Summary of the invention
The purpose of the present invention is intended at least solve one of above-mentioned technological deficiency.
To this end, the first of the present invention purpose is to propose the cooking control method of a kind of pressure cooking appliance, by by
The capacity gradually changing pressure cooking appliance is seethed with excitement continuously to realize long-time high pressure, solves existing pressure cooking appliance and cooks
The problem that the food soup preparing food out is the denseest, makes more nutrient substance be dissolved in soup, it is simple to absorption of human body, and
During aerofluxus, sound is less, will not frighten user.
Second object of the present invention is to propose a kind of pressure cooking appliance.
For reaching above-mentioned purpose, first aspect present invention embodiment proposes the culinary art controlling party of a kind of pressure cooking appliance
Method, wherein, described pressure cooking appliance includes heater and magnetic valve device, described cooking control method include with
Lower step: S1, when controlling described pressure cooking appliance and entering in heating process, controls described heater with first
Power heats, until at least one parameter in the pressure and temperature in the described pressure cooking appliance detected is full
The liter pressure request that foot is preset；S2, when controlling described pressure cooking appliance and entering in boosting operation, controls described heating
Device heats with the second power, until in the pressure and temperature in the described pressure cooking appliance detected at least
One parameter meets default pressurize requirement, and wherein, described second power is less than described first power；S3, is controlling
When described pressure cooking appliance enters in high pressure boiling operation, control described heater and open and close, pass through simultaneously
Regulate the supply voltage of described magnetic valve device gradually to change the capacity of described pressure cooking appliance, so that described pressure
Pressure cooking apparatus carries out high pressure and seethes with excitement continuously, until it reaches the boiling time preset；S4, is controlling described pressure cooking
When utensil enters in blood pressure lowering operation, by control described heater and described magnetic valve device so that detecting described in
At least one parameter in pressure and temperature in pressure cooking appliance meets default blood pressure lowering requirement；S5, is controlling institute
When stating in pressure cooking appliance entrance pressurize operation, by controlling described heater to control described pressure cooking appliance
Interior at least one parameter in pressure and temperature keeps constant, until it reaches the dwell time preset.
The cooking control method of pressure cooking appliance according to embodiments of the present invention, including heating process, boosting operation,
High pressure boiling operation, blood pressure lowering operation and pressurize operation, and enter in high pressure boiling operation controlling pressure cooking appliance
Time, control heater and open and close, simultaneously by the supply voltage of regulation magnetic valve device gradually to change pressure
The capacity of cooking apparatus, seethes with excitement continuously so that pressure cooking appliance carries out high pressure, until it reaches the boiling time preset,
Therefore, the cooking control method of the pressure cooking appliance of the embodiment of the present invention is by changing the supply voltage of magnetic valve device
Regulate the size of exhaust passage such that it is able to gradually change the capacity of pressure cooking appliance so that pressure cooking device
The continuous boiling that pressure change is relatively small is produced in tool, and owing to maintaining high pressure conditions in pressure cooking appliance all the time,
Seethe with excitement continuously so pressure cooking appliance carries out high pressure so that more nutrient substance is dissolved in soup, not only solves
The problem that food soup that existing pressure cooking appliance cooks out is the denseest, also makes to exist in soup more free ammonia
The nutrient substance such as base acid, free fatty, it is simple to absorption of human body, improve pressure cooking appliance and cook the battalion of food
Support and be worth.Additionally, gradually regulate the size of exhaust passage by changing the supply voltage of magnetic valve device, thus
Bigger exhaust sound will not be produced, it is to avoid user is frightened by unexpected exhaust sound, improves Consumer's Experience.
According to one embodiment of present invention, described default boosting requires to include the pressure in described pressure cooking appliance
More than the temperature in atmospheric pressure P0 and/or described pressure cooking appliance more than water boiling temperature T0, described default guarantor
Pressure request includes that the pressure in described pressure cooking appliance is more than or equal to presetting dwell pressure Ps and/or described pressure cooking
Temperature in utensil is more than or equal to presetting pressurize temperature Ts, and described default blood pressure lowering requires to include described pressure cooking appliance
Interior pressure is less than or equal to T1, wherein, T0 ＜ T1 ＜ less than or equal to the temperature in P1 and/or described pressure cooking appliance
Ts, P0 ＜ P1 ＜ Ps.
Wherein, P0+5Kpa≤Ps≤P0+100Kpa, T0+1 DEG C≤Ts≤T0+20 DEG C.
According to one embodiment of present invention, in step s3, the supply voltage of described magnetic valve device and described pressure
Capacity correlation in the unit interval of cooking apparatus.
In some embodiments of the invention, in step s3, it is more than or equal to when the pressure in described pressure cooking appliance
When presetting dwell pressure Ps, by controlling described magnetic valve device so that described pressure cooking appliance starts aerofluxus；Work as institute
When stating pressure in pressure cooking appliance less than described default dwell pressure Ps, by controlling described magnetic valve device so that
Described pressure cooking appliance stops aerofluxus.
Wherein, 50Kpa≤Ps≤70Kpa.
For reaching above-mentioned purpose, a kind of pressure cooking appliance that second aspect present invention embodiment proposes, including: detection
Device, described detection device is for detecting at least one parameter in the pressure and temperature in described pressure cooking appliance；
Heater；Magnetic valve device；Control device, described control device respectively with described detection device, described in add hot charging
Put and be connected with described magnetic valve device, wherein, control described pressure cooking appliance at described control device and enter heater
Time in sequence, described control device controls described heater and heats with the first power, until the inspection of described detection device
At least one parameter in pressure and temperature in the described pressure cooking appliance measured meets default liter pressure request；?
When described control device controls in described pressure cooking appliance entrance boosting operation, described control device controls described heating
Device heats with the second power, until pressure in the described pressure cooking appliance that detects of described detection device and
At least one parameter in temperature meets default pressurize requirement, and wherein, described second power is less than described first power；
When described control device controls in described pressure cooking appliance entrance high pressure boiling operation, described control device controls institute
State heater to open and close, simultaneously by regulating the supply voltage of described magnetic valve device gradually to change described pressure
The capacity of pressure cooking apparatus, seethes with excitement continuously so that described pressure cooking appliance carries out high pressure, until it reaches the boiling preset
Rise the time；When described control device controls in described pressure cooking appliance entrance blood pressure lowering operation, described control device leads to
Cross control described heater and described magnetic valve device so that described detection device detect described to pressure cooking device
A few parameter in pressure and temperature in tool meets default blood pressure lowering requirement；Described pressure is controlled at described control device
When pressure cooking apparatus enters in pressurize operation, described control device is by controlling described heater to control described pressure
At least one parameter in pressure and temperature in cooking apparatus keeps constant, until it reaches the dwell time preset.
Pressure cooking appliance according to embodiments of the present invention, its cooking process includes heating process, boosting operation, high pressure
Boiling operation, blood pressure lowering operation and pressurize operation, and when controlling pressure cooking appliance and entering in high pressure boiling operation,
Control device and control heater opening and closing, simultaneously by the supply voltage of regulation magnetic valve device gradually to change
The capacity of pressure cooking appliance, seethes with excitement continuously so that pressure cooking appliance carries out high pressure, until it reaches the boiling preset
Time.Therefore, the pressure cooking appliance of the embodiment of the present invention regulates row by changing the supply voltage of magnetic valve device
The size of gas passage such that it is able to gradually change the capacity of pressure cooking appliance so that produce pressure change in utensil
Relatively small continuous boiling, and owing to maintaining high pressure conditions in pressure cooking appliance all the time, so the present invention implements
The pressure cooking appliance of example carries out high pressure and seethes with excitement continuously so that more nutrient substance is dissolved in soup, not only solves
The problem that food soup that existing pressure cooking appliance cooks out is the denseest, also makes to exist in soup more free ammonia
The nutrient substance such as base acid, free fatty, it is simple to absorption of human body, improve the nutritive value cooking food.Additionally,
Gradually regulate the size of exhaust passage by changing the supply voltage of magnetic valve device, thus will not produce bigger
Exhaust sound, it is to avoid user is frightened by unexpected exhaust sound, improves Consumer's Experience.
According to one embodiment of present invention, described detection device includes pressure detecting module and/or temperature detecting module,
Described default boosting requires to include the pressure in described pressure cooking appliance more than atmospheric pressure P0 and/or described pressure
Temperature in cooking apparatus is more than water boiling temperature T0, and described default pressurize requires to include in described pressure cooking appliance
Pressure more than or equal to the temperature preset in dwell pressure Ps and/or described pressure cooking appliance more than or equal to presetting pressurize
Temperature Ts, described default blood pressure lowering requires to include pressure in described pressure cooking appliance less than or equal to P1 and/or described
Temperature in pressure cooking appliance is less than or equal to T1, wherein, T0 ＜ T1 ＜ Ts, P0 ＜ P1 ＜ Ps.
Wherein, P0+5Kpa≤Ps≤P0+100Kpa, T0+1 DEG C≤Ts≤T0+20 DEG C.
According to one embodiment of present invention, the supply voltage of described magnetic valve device and the list of described pressure cooking appliance
Capacity correlation in bit time.
In one embodiment of the invention, when described pressure cooking appliance enters in described high pressure boiling operation, as
Pressure in the most described pressure cooking appliance is more than or equal to presetting dwell pressure Ps, and described control device is described by controlling
Magnetic valve device is so that described pressure cooking appliance starts aerofluxus；If the pressure in described pressure cooking appliance is less than institute
Stating default dwell pressure Ps, described control device is by controlling described magnetic valve device so that described pressure cooking appliance stops
Only aerofluxus.
Wherein, 50Kpa≤Ps≤70Kpa.
Aspect and advantage that the present invention adds will part be given in the following description, and part will become from the following description
Obtain substantially, or recognized by the practice of the present invention.
Accompanying drawing explanation
The present invention above-mentioned and/or that add aspect and advantage will become bright from the following description of the accompanying drawings of embodiments
Aobvious and easy to understand, wherein:
Fig. 1 is the flow chart of the cooking control method of the pressure cooking appliance according to the embodiment of the present invention；
Fig. 2 is the structural representation of the magnetic valve device according to one embodiment of the invention；
Fig. 3 is to show according to the time dependent curve of the Pressure/Temperature in the pressure cooking appliance of one embodiment of the invention
It is intended to；And
Fig. 4 is the block diagram of the pressure cooking appliance according to the embodiment of the present invention.
Detailed description of the invention
Embodiments of the invention are described below in detail, and the example of described embodiment is shown in the drawings, the most from start to finish
Same or similar label represents same or similar element or has the element of same or like function.Below by ginseng
The embodiment examining accompanying drawing description is exemplary, is only used for explaining the present invention, and is not construed as limiting the claims.
Following disclosure provides many different embodiments or example for realizing the different structure of the present invention.For letter
Changing disclosure of the invention, hereinafter parts and setting to specific examples are described.Certainly, they are the most merely illustrative,
And it is not intended to limit the present invention.Additionally, the present invention can in different examples repeat reference numerals and/or letter.
This repetition is for purposes of simplicity and clarity, between itself not indicating discussed various embodiment and/or arranging
Relation.Additionally, the various specific technique that the invention provides and the example of material, but ordinary skill people
Member is it can be appreciated that the property of can be applicable to of other techniques and/or the use of other materials.It addition, described below first is special
Levy second feature it " on " structure can include that the first and second features are formed as the embodiment directly contacted, it is possible to
To include the embodiment that other feature is formed between the first and second features, such first and second features may not
It it is directly contact.
In describing the invention, it should be noted that unless otherwise prescribed and limit, term " is installed ", " being connected ",
" connect " and should be interpreted broadly, for example, it may be mechanically connected or electrical connection, it is also possible to be the company of two element internals
Logical, can be to be joined directly together, it is also possible to be indirectly connected to by intermediary, for those of ordinary skill in the art
Speech, can understand the concrete meaning of above-mentioned term as the case may be.
Describe with reference to the accompanying drawings the pressure cooking appliance proposed according to embodiments of the present invention cooking control method and
Pressure cooking appliance.
Fig. 1 is the flow chart of the cooking control method of the pressure cooking appliance according to the embodiment of the present invention.Wherein, this pressure
Pressure cooking apparatus includes heater and magnetic valve device, and can be electric pressure cooking saucepan.As it is shown in figure 1, this pressure
The cooking control method of cooking apparatus comprises the following steps:
S1, when controlling pressure cooking appliance and entering in heating process, controls heater and heats with the first power,
Until at least one parameter in pressure and temperature in the pressure cooking appliance detected meets default liter pressure request.
Wherein, the boosting preset requires to include the pressure in pressure cooking appliance more than atmospheric pressure P0 and/or pressure cooking
Temperature in utensil is more than water boiling temperature T0.It is to say, in pressure and temperature in pressure cooking appliance at least
One parameter meets default liter pressure request, is, and the pressure in pressure cooking appliance is more than atmospheric pressure P0 and/or pressure
Temperature in pressure cooking apparatus is more than water boiling temperature T0.
S2, when controlling pressure cooking appliance and entering in boosting operation, controls heater and heats with the second power,
Until at least one parameter detected meets default pressurize requirement, wherein, the second power is less than the first power.
Wherein, the pressurize preset require to include pressure in pressure cooking appliance more than or equal to preset dwell pressure Ps and/
Or the temperature in pressure cooking appliance is more than or equal to presetting pressurize temperature Ts.It is to say, the pressure in pressure cooking appliance
At least one parameter in power and temperature meets default pressurize requirement, is, and the pressure in pressure cooking appliance is more than
Equal to the temperature preset in dwell pressure Ps and/or pressure cooking appliance more than or equal to presetting pressurize temperature Ts.
S3, when controlling pressure cooking appliance and entering in high pressure boiling operation, controls heater and opens and closes, with
Time by the supply voltage of regulation magnetic valve device gradually to change the capacity of pressure cooking appliance so that pressure cooking
Utensil carries out high pressure and seethes with excitement continuously, until it reaches the boiling time preset.
Wherein, the capacity in the supply voltage of magnetic valve device and the unit interval of pressure cooking appliance is proportionate pass
System.Specifically, the device such as microcontroller that controls in pressure cooking appliance is used for driving the I/O of magnetic valve device
PWM (pulsewidth modulation) value of mouth output is directly proportional to the supply voltage of magnetic valve device, then microcontroller output
PWM value is the biggest, and the supply voltage of magnetic valve device is the biggest, and exhaust passage is the biggest, the gas in the unit interval of discharge
Measure the biggest.
According to one embodiment of present invention, as in figure 2 it is shown, generally at the pot of pressure cooking appliance such as electric pressure cooking saucepan
Tops is provided with magnetic force air bleeding valve 6 equipped with exhaustor 5, exhaustor top, equipped with magnet 61 inside it, and magnetic force air bleeding valve
Electric magnet 7 it is provided with below 6, equipped with coil windings 71 and iron core 72 inside it, magnetic force air bleeding valve 6 and electric magnet 7 structure
Become magnetic valve device.Wherein, by inputting different supply voltages to electric magnet 7 so that it is magnetic force air bleeding valve 6 is produced
Raw corresponding active force (captivation or repulsive force), thus control magnetic force air bleeding valve 6 in different time periods, difference
Pot inner pressure under maintain exhaust condition, thus realize to the control of capacity in the unit interval.
It should be noted that in an embodiment of the present invention, high pressure seethes with excitement continuously and refers to, enters at pressure cooking appliance
Time in boiling operation, the pressure in pressure cooking appliance meets the continuous boiling that default dwell pressure Ps proceeds by,
And boiling continuously here refers to, regulates the size of exhaust passage by changing the supply voltage of magnetic valve device,
Thus gradually change the capacity of pressure cooking appliance so that produce pressure change in pressure cooking appliance relatively small
Boiling continuously.
S4, when controlling pressure cooking appliance and entering in blood pressure lowering operation, by control heater and magnetic valve device with
At least one parameter detected is made to meet default blood pressure lowering requirement.
In an embodiment of the present invention, the blood pressure lowering preset require to include pressure in pressure cooking appliance less than or equal to P1 and
/ or pressure cooking appliance in temperature less than or equal to T1, wherein, T0 ＜ T1 ＜ Ts, P0 ＜ P1 ＜ Ps.
S5, when controlling pressure cooking appliance and entering in pressurize operation, by controlling heater to control at least one
Parameter keeps constant, until it reaches the dwell time preset.I.e. say, in pressure cooking appliance enters pressurize operation,
The pressure in pressure cooking appliance is made to maintain the temperature in P1 and/or pressure cooking appliance by control heater
Maintain T1.
Therefore, in an embodiment of the present invention, as it is shown on figure 3, can whole by pressure cooking appliance such as electric pressure cooking saucepan
Individual cooking process is divided into: heating process, boosting operation, high pressure boiling operation, blood pressure lowering operation, pressurize operation.
Heating process: the such as microprocessor controls heater of the control device in pressure cooking appliance carries out high flame and adds
Heat such as heats with the first power, by the pressure in detection device detection pot and/or temperature, until electric pressure cooking saucepan
Interior pressure, enters more than water boiling temperature (i.e. T > T0) more than the temperature in atmospheric pressure (i.e. P > P0) and/or pot
Enter operation of boosting.
Boosting operation: microprocessor controls heater carries out pathogenic fire reducing power (relative to heating process) heating such as with the
Two power heat, by the pressure in detection device detection pot and/or temperature, until the pressure in electric pressure cooking saucepan is big
In or equal to the temperature preset in dwell pressure (i.e. P >=Ps) and/or pot more than presetting pressurize temperature (i.e. T > Ts) after,
Enter high pressure boiling operation.
High pressure boiling operation: timer starts timing, and microprocessor controls heater opens and closes, simultaneously
Microcontroller changes expellant gas amount in the electric pressure cooking saucepan unit interval by changing the supply voltage of magnetic valve device
Size, thus control pot inner pressure, in electric pressure cooking saucepan, produce the effect of boiling continuously.This action can make pot inner pressure
And/or temperature produces change, thus can produce with pressure and/or the continuous boiling phenomenon of variations in temperature in pot, water and
Other foods are by the bubbles strike food produced by this boiling phenomenon, and food is through boosting operation mistake
After high pressure in journey and/or high temperature, become soft, and then under the shock of bubble, make food gradually be torn rotten,
So that water with torn rotten food and merged, soup becomes thick, and makes free amino acid, free fatty
It is dissolved in soup Deng nutrient substance, until high pressure boiling activity time is more than or equal to (t >=tfs) during the boiling time preset,
Terminate this high pressure boiling operation, enter blood pressure lowering operation.In an embodiment of the present invention, this boiling mode is applicable to Baoshang
Deng cooking process, it is possible to boiling is fully.
Specifically, after entering high pressure boiling operation, the opening and closing of microprocessor controls heater, the most micro-
The supply voltage of magnetic valve device is set to Us by controller, the exhaust pressure that magnetic valve device is corresponding under this voltage condition
Power is Ps, as pressure cooking appliance i.e. Voltage force pot inner pressure P >=default dwell pressure Ps, by controlling magnetic valve
Device is so that pressure cooking appliance starts aerofluxus, when the pressure in described pressure cooking appliance is less than described default pressurize pressure
During power Ps, by controlling described magnetic valve device so that described pressure cooking appliance stops aerofluxus.Wherein, by controlling
Exhaust passage produces the effect of continuous exhaust pneumatic wallop, so that producing the continuous boiling that pressure change is relatively small in pot, and then
Food in pot is made to reach the effect fully seethed with excitement, it is achieved thick soup technology, sound when simultaneously also solving conventional exhaust valve exhaust
The problem that sound is big.
Wherein, 50kpa≤Ps≤70kpa.Therefore, by changing the supply voltage size of magnetic valve device, voltage can be made
Food materials in power pot under high pressure produce continuous boiling phenomenon, and control pot inner pressure at 50-70kpa.The present invention is real
The cooking method executing boiling continuously under the high pressure of example is suitable for the more difficult ripe food materials of stewing, such as Ungula Sus domestica, beans etc..
Blood pressure lowering operation: the heating of microprocessor controls heater little firepower or stopping heating, and it is (micro-to open magnetic valve device
The supply voltage of magnetic valve device is set to U1 by controller, the exhaust pressure that magnetic valve device is corresponding under this voltage condition
Power is P1) so that pressure and/or temperature in electric pressure cooking saucepan decline, until the pressure in electric pressure cooking saucepan is less than or equal to
Temperature in P1 (i.e. P≤P1) and/or pressure cooking appliance is less than or equal to T1 (T≤T1), enters pressurize operation.
Pressurize operation: timer starts timing, microprocessor controls heater carries out little firepower heating, makes Voltage force
Pressure in Guo maintain temperature in P1 and/or pot maintain T1 (when the such as Pressure/Temperature in pot is more than P1/T1,
Close heater, when the Pressure/Temperature in pot is less than P1/T1, unlatching heater, thus the pressure in maintaining pot
Power is at P1, or maintains the temperature in pot at T1), until pressurize activity time is more than or equal to the dwell time preset
Time (t >=tbs), terminate whole cooking process.
Therefore, the cooking control method of the pressure cooking appliance of the embodiment of the present invention can be in the culinary art of pressure cooking appliance
During control pressure cooking appliance and carry out high pressure and seethe with excitement continuously so that the food boiling of culinary art fully so that soup
Water exists the nutrient substance such as more free amino acid, free fatty, it is simple to absorption of human body.
Specifically, according to an example of the present invention, P0+5Kpa≤Ps≤P0+100Kpa, T0+1 DEG C≤Ts≤
T0+20 DEG C, 0≤tbs≤60 point, 5≤tfs≤60 point.
Wherein, atmospheric pressure P0 is relevant to height above sea level, such as when height above sea level is 0 meter, P0=101324.7pa or
760mmHg.Relation between atmospheric pressure P0 and height above sea level is as shown in table 1 below.
Table 1
Further, water boiling temperature T0 is also relevant to height above sea level, such as when height above sea level is 0 meter, and T0=100 DEG C.Water
Relation between boiling temperature T0 and height above sea level is as shown in table 2 below.
Table 2
| Height above sea level (m) | Water boiling temperature (DEG C) |
| 0 | 100 |
| 1500 | 95 |
| 2000 | 93 |
| 3000 | 91 |
| 4000 | 88 |
| 5000 | 83 |
| 6000 | 80 |
In an embodiment of the present invention, appointing during heater can be hot plate device, infrared facility or IH heater
Meaning one.Further, during the timer for timing can be integrated in control device such as microcontroller, it is also possible to individually
Arrange.
The cooking control method of pressure cooking appliance according to embodiments of the present invention, including heating process, boosting operation,
High pressure boiling operation, blood pressure lowering operation and pressurize operation, and enter in high pressure boiling operation controlling pressure cooking appliance
Time, control heater and open and close, simultaneously by the supply voltage of regulation magnetic valve device gradually to change pressure
The capacity of cooking apparatus, seethes with excitement continuously so that pressure cooking appliance carries out high pressure, until it reaches the boiling time preset,
Therefore, the cooking control method of the pressure cooking appliance of the embodiment of the present invention is by changing the supply voltage of magnetic valve device
Regulate the size of exhaust passage such that it is able to gradually change the capacity of pressure cooking appliance so that pressure cooking device
The continuous boiling that pressure change is relatively small is produced in tool, and owing to maintaining high pressure conditions in pressure cooking appliance all the time,
Seethe with excitement continuously so pressure cooking appliance carries out high pressure so that more nutrient substance is dissolved in soup, not only solves
The problem that food soup that existing pressure cooking appliance cooks out is the denseest, also makes to exist in soup more free ammonia
The nutrient substance such as base acid, free fatty, it is simple to absorption of human body, improve pressure cooking appliance and cook the battalion of food
Support and be worth.Additionally, gradually regulate the size of exhaust passage by changing the supply voltage of magnetic valve device, thus
Bigger exhaust sound will not be produced, it is to avoid user is frightened by unexpected exhaust sound, improves Consumer's Experience.
Fig. 4 is the block diagram of the pressure cooking appliance according to the embodiment of the present invention.As shown in Figure 4, this pressure is cooked
Utensil of preparing food includes detecting device 1, heater 2, magnetic valve device 3 and controlling device 4.
Wherein, detection device 1 is for detecting at least one parameter in the pressure and temperature in pressure cooking appliance.Root
According to one embodiment of the present of invention, detection device 1 can include pressure detecting module 101 and/or temperature detecting module 102.
As shown in Figure 4, control device 4 and be connected with detection device 1, heater 2 and magnetic valve device 3 respectively, its
In, when controlling device 4 and controlling in pressure cooking appliance entrance heating process, control device 4 and control heater 2
Heat with the first power, until in the pressure and temperature detected in the pressure cooking appliance that device 1 detects extremely
A few parameter meets default liter pressure request；When controlling device 4 and controlling in pressure cooking appliance entrance boosting operation,
Control device 4 to control heater 2 and heat with the second power, until detection device 1 detect at least one
Parameter meets default pressurize requirement, and wherein, the second power is less than the first power；Control pressure at control device 4 to cook
When utensil of preparing food enters in high pressure boiling operation, control device 4 controls heater 2 and opens and closes, simultaneously by adjusting
The supply voltage of joint magnetic valve device 3 is gradually to change the capacity of pressure cooking appliance, so that pressure cooking appliance enters
Horizontal high voltage seethes with excitement continuously, until it reaches the boiling time tfs preset；Pressure cooking appliance entrance is controlled controlling device 4
Time in blood pressure lowering operation, control device 4 by controlling heater 2 and magnetic valve device 3 so that detection device 1 detects
To at least one parameter meet default blood pressure lowering requirement；Pressure cooking appliance entrance pressurize work is controlled controlling device 4
Time in sequence, control device 4 and keep constant by controlling heater 2 to control at least one parameter, until it reaches be pre-
If dwell time tbs.
According to one embodiment of present invention, the boosting preset requires to include the pressure in pressure cooking appliance more than air
Temperature in pressure P0 and/or pressure cooking appliance is more than water boiling temperature T0.It is to say, in pressure cooking appliance
Pressure and temperature at least one parameter meet default liter pressure request, be, the pressure in pressure cooking appliance
More than the temperature in atmospheric pressure P0 and/or pressure cooking appliance more than water boiling temperature T0.
Further, the pressurize preset require to include pressure in pressure cooking appliance more than or equal to preset dwell pressure Ps and/
Or the temperature in pressure cooking appliance is more than or equal to presetting pressurize temperature Ts.It is to say, the pressure in pressure cooking appliance
At least one parameter in power and temperature meets default pressurize requirement, is, and the pressure in pressure cooking appliance is more than
Equal to the temperature preset in dwell pressure Ps and/or pressure cooking appliance more than or equal to presetting pressurize temperature Ts.
And, the blood pressure lowering preset requires to include the pressure in pressure cooking appliance less than or equal to P1 and/or pressure cooking appliance
Interior temperature is less than or equal to T1.It is to say, at least one parameter in pressure and temperature in pressure cooking appliance is full
The blood pressure lowering requirement that foot is preset, is, and the pressure in pressure cooking appliance is less than or equal in P1 and/or pressure cooking appliance
Temperature is less than or equal to T1, wherein, T0 ＜ T1 ＜ Ts, P0 ＜ P1 ＜ Ps.
Specifically, P0+5Kpa≤Ps≤P0+100Kpa, T0+1 DEG C≤Ts≤T0+20 DEG C, 0≤tbs≤60 point, 5
≤ tfs≤60 point.
In an embodiment of the present invention, as it is shown on figure 3, can be by the whole culinary art of pressure cooking appliance such as electric pressure cooking saucepan
Process is divided into: heating process, boosting operation, high pressure boiling operation, blood pressure lowering operation, pressurize operation.
According to one embodiment of present invention, when pressure cooking appliance enters in high pressure boiling operation, if pressure is cooked
The pressure prepared food in utensil, more than or equal to presetting dwell pressure Ps, controls device by controlling magnetic valve device so that pressure is cooked
Utensil of preparing food starts aerofluxus；If the pressure in described pressure cooking appliance is less than described default dwell pressure Ps, described control
Device processed by control described magnetic valve device so that described pressure cooking appliance stop aerofluxus.Wherein, 50kpa≤Ps≤
70kpa。
In an embodiment of the present invention, the supply voltage of magnetic valve device and the row in the unit interval of pressure cooking appliance
Tolerance correlation.Specifically, the control device such as microcontroller in pressure cooking appliance is used for driving magnetic
PWM (pulsewidth modulation) value of the I/O mouth output of power valve gear is directly proportional to the supply voltage of magnetic valve device, then
The PWM value of microcontroller output is the biggest, and the supply voltage of magnetic valve device is the biggest, and exhaust passage is the biggest, discharge
Gas flow in unit interval is the biggest.
Further, according to one embodiment of present invention, as in figure 2 it is shown, generally at pressure cooking appliance such as Voltage force
The pot cover top of pot is provided with magnetic force air bleeding valve 6 equipped with exhaustor 5, exhaustor top, equipped with magnet 61, magnetic force inside it
Electric magnet 7 it is provided with, equipped with coil windings 71 and iron core 72, magnetic force air bleeding valve 6 and electromagnetism inside it below air bleeding valve 6
Ferrum 7 constitutes magnetic valve device.Wherein, by inputting different supply voltages to electric magnet 7 so that it is to magnetic force aerofluxus
Valve 6 produces corresponding active force (captivation or repulsive force), thus control magnetic force air bleeding valve 6 the different time periods,
Maintain exhaust condition under different pot inner pressures, thus realize the control of capacity in the unit interval.
It should be noted that in an embodiment of the present invention, high pressure seethes with excitement continuously and refers to, enters at pressure cooking appliance
Time in boiling operation, the pressure in pressure cooking appliance meets the continuous boiling that default dwell pressure Ps proceeds by,
And boiling continuously here refers to, regulates the size of exhaust passage by changing the supply voltage of magnetic valve device,
Thus gradually change the capacity of pressure cooking appliance so that produce pressure change in pressure cooking appliance relatively small
Boiling continuously.
Wherein, atmospheric pressure P0 is relevant to height above sea level, such as when height above sea level is 0 meter, P0=101324.7pa or
760mmHg.Relation between atmospheric pressure P0 and height above sea level is as listed in Table 1.
Further, water boiling temperature T0 is also relevant to height above sea level, such as when height above sea level is 0 meter, and T0=100 DEG C.Water
Relation between boiling temperature T0 and height above sea level is as above shown in table 2.
In an embodiment of the present invention, appointing during heater can be hot plate device, infrared facility or IH heater
Meaning one.Further, during the timer for timing can be integrated in control device such as microcontroller, it is also possible to individually
Arrange.
Pressure cooking appliance according to embodiments of the present invention, its cooking process includes heating process, boosting operation, high pressure
Boiling operation, blood pressure lowering operation and pressurize operation, and when controlling pressure cooking appliance and entering in high pressure boiling operation,
Control device and control heater opening and closing, simultaneously by the supply voltage of regulation magnetic valve device gradually to change
The capacity of pressure cooking appliance, seethes with excitement continuously so that pressure cooking appliance carries out high pressure, until it reaches the boiling preset
Time.Therefore, the pressure cooking appliance of the embodiment of the present invention regulates row by changing the supply voltage of magnetic valve device
The size of gas passage such that it is able to gradually change the capacity of pressure cooking appliance so that produce pressure change in utensil
Relatively small continuous boiling, and owing to maintaining high pressure conditions in pressure cooking appliance all the time, so the present invention implements
The pressure cooking appliance of example carries out high pressure and seethes with excitement continuously so that more nutrient substance is dissolved in soup, not only solves
The problem that food soup that existing pressure cooking appliance cooks out is the denseest, also makes to exist in soup more free ammonia
The nutrient substance such as base acid, free fatty, it is simple to absorption of human body, improve the nutritive value cooking food.Additionally,
Gradually regulate the size of exhaust passage by changing the supply voltage of magnetic valve device, thus will not produce bigger
Exhaust sound, it is to avoid user is frightened by unexpected exhaust sound, improves Consumer's Experience.
In flow chart or at this, any process described otherwise above or method description are construed as, and expression includes
One or more is for realizing the module of code of executable instruction of step of specific logical function or process, fragment
Or part, and the scope of the preferred embodiment of the present invention includes other realization, wherein can not by shown or
The order discussed, including according to involved function by basic mode simultaneously or in the opposite order, performs function,
This should be understood by embodiments of the invention person of ordinary skill in the field.
Represent in flow charts or the logic described otherwise above at this and/or step, for example, it is possible to be considered as to use
In the sequencing list of the executable instruction realizing logic function, may be embodied in any computer-readable medium,
For instruction execution system, device or equipment (system such as computer based system, including processor or other can
With from instruction execution system, device or equipment instruction fetch the system performing instruction) use, or combine these instructions and hold
Row system, device or equipment and use.For the purpose of this specification, " computer-readable medium " can be any can comprise,
Store, communicate, propagate or transmission procedure for instruction execution system, device or equipment or combines these instructions and performs system
System, device or equipment and the device that uses.More specifically example (non-exhaustive list) bag of computer-readable medium
Include following: there is the electrical connection section (electronic installation) of one or more wiring, portable computer diskette box (magnetic device),
Random access memory (RAM), read only memory (ROM), erasable edit read only memory (EPROM
Or flash memory), fiber device, and portable optic disk read only memory (CDROM).It addition, computer
Computer-readable recording medium can even is that paper or other the suitable media that can print described program thereon, because can be the most logical
Cross and paper or other media are carried out optical scanning, then carry out editing, interpret or carrying out with other suitable methods if desired
Process and electronically obtain described program, be then stored in computer storage.
Should be appreciated that each several part of the present invention can realize by hardware, software, firmware or combinations thereof.Upper
Stating in embodiment, multiple steps or method in memory and can be performed by suitable instruction execution system with storage
Software or firmware realize.Such as, if realized with hardware, with the most the same, can use this
Any one or their combination in following technology known to field realize: have for data signal is realized logic
The discrete logic of the logic gates of function, has the special IC of suitable combination logic gate circuit, can
Programming gate array (PGA), field programmable gate array (FPGA) etc..
Those skilled in the art are appreciated that and realize all or part of step that above-described embodiment method is carried
The program that can be by completes to instruct relevant hardware, and described program can be stored in a kind of computer-readable storage
In medium, this program upon execution, including one or a combination set of the step of embodiment of the method.
Additionally, each functional unit in each embodiment of the present invention can be integrated in a processing module, it is also possible to
It is that unit is individually physically present, it is also possible to two or more unit are integrated in a module.Above-mentioned integrated
Module both can realize to use the form of hardware, it would however also be possible to employ the form of software function module realizes.Described integrated
If module realize using the form of software function module and as independent production marketing or when using, it is also possible to storage
In a computer read/write memory medium.
Storage medium mentioned above can be read only memory, disk or CD etc..
In the description of this specification, reference term " embodiment ", " some embodiments ", " example ", " specifically show
Example " or the description of " some examples " etc. means to combine this embodiment or example describes specific features, structure, material or
Person's feature is contained at least one embodiment or the example of the present invention.In this manual, the signal to above-mentioned term
Property statement be not necessarily referring to identical embodiment or example.And, the specific features of description, structure, material or
Feature can combine in any one or more embodiments or example in an appropriate manner.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, permissible
Understand these embodiments can be carried out without departing from the principles and spirit of the present invention multiple change, amendment,
Replacing and modification, the scope of the present invention is limited by claims and equivalent thereof.
Claims (12)
1. the cooking control method of a pressure cooking appliance, it is characterised in that described pressure cooking appliance includes heating
Device and magnetic valve device, described cooking control method comprises the following steps:
S1, when controlling described pressure cooking appliance and entering in heating process, controls described heater with the first power
Heat, until at least one parameter in the pressure and temperature in the described pressure cooking appliance detected meets pre-
If liter pressure request；
S2, when controlling described pressure cooking appliance and entering in boosting operation, controls described heater with the second power
Heat, until at least one parameter in the pressure and temperature in the described pressure cooking appliance detected meets pre-
If pressurize requirement, wherein, described second power be less than described first power；
S3, control described pressure cooking appliance enter high pressure boiling operation in time, control described heater open and
Close, simultaneously by regulating the supply voltage of described magnetic valve device gradually to change the aerofluxus of described pressure cooking appliance
Amount, seethes with excitement continuously so that described pressure cooking appliance carries out high pressure, until it reaches the boiling time preset；
S4, when controlling described pressure cooking appliance and entering in blood pressure lowering operation, by controlling described heater and described
Magnetic valve device is so that at least one parameter in pressure and temperature in the described pressure cooking appliance that detects meets pre-
If blood pressure lowering requirement；
S5, when controlling described pressure cooking appliance and entering in pressurize operation, by controlling described heater to control
At least one parameter in pressure and temperature in described pressure cooking appliance keeps constant, until it reaches the pressurize preset
Time.
2. the cooking control method of pressure cooking appliance as claimed in claim 1, it is characterised in that described default
Boosting requires to include the pressure in described pressure cooking appliance more than in atmospheric pressure P0 and/or described pressure cooking appliance
Temperature more than water boiling temperature T0, the pressure that described default pressurize requires to include in described pressure cooking appliance is more than
Equal to the temperature preset in dwell pressure Ps and/or described pressure cooking appliance more than or equal to presetting pressurize temperature Ts, institute
State pressure that default blood pressure lowering requires to include in described pressure cooking appliance less than or equal to P1 and/or described pressure cooking device
Temperature in tool is less than or equal to T1, wherein, T0 ＜ T1 ＜ Ts, P0 ＜ P1 ＜ Ps.
3. the cooking control method of pressure cooking appliance as claimed in claim 2, it is characterised in that wherein, P0+5Kpa
≤ Ps≤P0+100Kpa, T0+1 DEG C≤Ts≤T0+20 DEG C.
4. the cooking control method of pressure cooking appliance as claimed in claim 1, it is characterised in that in step S3
In, the supply voltage of described magnetic valve device is proportionate with the capacity in the unit interval of described pressure cooking appliance
Relation.
5. the cooking control method of pressure cooking appliance as claimed in claim 2, it is characterised in that in step S3
In,
When the pressure in described pressure cooking appliance is more than or equal to when presetting dwell pressure Ps, by controlling described magnetic valve
Device is so that described pressure cooking appliance starts aerofluxus；
When the pressure in described pressure cooking appliance is less than described default dwell pressure Ps, by controlling described magnetic valve
Device is so that described pressure cooking appliance stops aerofluxus.
6. the cooking control method of pressure cooking appliance as claimed in claim 5, it is characterised in that wherein, 50Kpa
≤Ps≤70Kpa。
7. a pressure cooking appliance, it is characterised in that including:
Detection device, described detection device is for detecting at least in the pressure and temperature in described pressure cooking appliance
Individual parameter；
Heater；
Magnetic valve device；
Control device, described control device respectively with described detection device, described heater and described magnetic valve device
It is connected, wherein,
When described control device controls in described pressure cooking appliance entrance heating process, described control device controls institute
State heater to heat with the first power, until in the described pressure cooking appliance that detects of described detection device
At least one parameter in pressure and temperature meets default liter pressure request；
When described control device controls in described pressure cooking appliance entrance boosting operation, described control device controls institute
State heater to heat with the second power, until in the described pressure cooking appliance that detects of described detection device
At least one parameter in pressure and temperature meets default pressurize requirement, and wherein, described second power is less than described the
One power；
When described control device controls in described pressure cooking appliance entrance high pressure boiling operation, described control device control
Make described heater to open and close, simultaneously by regulating the supply voltage of described magnetic valve device gradually to change institute
State the capacity of pressure cooking appliance, seethe with excitement continuously so that described pressure cooking appliance carries out high pressure, until it reaches preset
Boiling time；
When described control device controls in described pressure cooking appliance entrance blood pressure lowering operation, described control device is by control
Make described heater and described magnetic valve device so that in the described pressure cooking appliance that detects of described detection device
At least one parameter in pressure and temperature meets default blood pressure lowering requirement；
When described control device controls in described pressure cooking appliance entrance pressurize operation, described control device is by control
Make described heater to keep not with at least one parameter controlling in the pressure and temperature in described pressure cooking appliance
Become, until it reaches the dwell time preset.
8. pressure cooking appliance as claimed in claim 7, it is characterised in that described detection device includes pressure detecting
Module and/or temperature detecting module, described default boosting requires to include the pressure in described pressure cooking appliance more than big
Temperature in atmospheric pressure P0 and/or described pressure cooking appliance is more than water boiling temperature T0, described default pressurize requirement
Including the pressure in described pressure cooking appliance more than or equal to presetting in dwell pressure Ps and/or described pressure cooking appliance
Temperature more than or equal to preset pressurize temperature Ts, described default blood pressure lowering requires to include the pressure in described pressure cooking appliance
Power is less than or equal to T1, wherein, T0 ＜ T1 ＜ Ts, P0 less than or equal to the temperature in P1 and/or described pressure cooking appliance
＜ P1 ＜ Ps.
9. pressure cooking appliance as claimed in claim 8, it is characterised in that wherein, P0+5Kpa≤Ps≤
P0+100Kpa, T0+1 DEG C≤Ts≤T0+20 DEG C.
10. pressure cooking appliance as claimed in claim 7, it is characterised in that the power supply electricity of described magnetic valve device
Pressure and the capacity correlation in the unit interval of described pressure cooking appliance.
11. pressure cooking appliances as claimed in claim 8, it is characterised in that enter at described pressure cooking appliance
Time in described high pressure boiling operation,
If the pressure in described pressure cooking appliance is more than or equal to presetting dwell pressure Ps, described control device is by control
Make described magnetic valve device so that described pressure cooking appliance starts aerofluxus；
If the pressure in described pressure cooking appliance is less than described default dwell pressure Ps, described control device is by control
Make described magnetic valve device so that described pressure cooking appliance stops aerofluxus.
12. pressure cooking appliances as claimed in claim 11, it is characterised in that wherein, 50Kpa≤Ps≤70Kpa.
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| CN201510161006.1A CN106136870A (en) | 2015-04-03 | 2015-04-03 | Pressure cooking appliance and cooking control method |
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|---|---|---|---|
| CN201510161006.1A CN106136870A (en) | 2015-04-03 | 2015-04-03 | Pressure cooking appliance and cooking control method |
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| CN106667241A (en) * | 2017-01-04 | 2017-05-17 | 九阳股份有限公司 | Method for cooking of pressure cooker |
| CN107319917A (en) * | 2017-07-17 | 2017-11-07 | 德奥通用航空股份有限公司 | The driving method and cooking apparatus of cooking apparatus magnetic valve |
| CN108338674A (en) * | 2017-01-23 | 2018-07-31 | 浙江绍兴苏泊尔生活电器有限公司 | Control method of cooking appliance |
| CN108378689A (en) * | 2017-09-13 | 2018-08-10 | 九阳股份有限公司 | The abundant boiling method that electromagnetic heating pressure stews |
| CN109419335A (en) * | 2017-08-25 | 2019-03-05 | 松下知识产权经营株式会社 | Pressure type cooker |
| CN109793421A (en) * | 2017-11-16 | 2019-05-24 | 佛山市顺德区美的电热电器制造有限公司 | Cooking control method and culinary art control device, storage medium and pressure cooking appliance |
| CN110547672A (en) * | 2018-05-30 | 2019-12-10 | 浙江绍兴苏泊尔生活电器有限公司 | Control method of cooking appliance |
| CN110856608A (en) * | 2018-08-24 | 2020-03-03 | 佛山市顺德区美的电热电器制造有限公司 | Vacuum cooking appliance and cooking method thereof |
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