CN106136874B - Control method, control device and cooking apparatus - Google Patents
Control method, control device and cooking apparatus Download PDFInfo
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- CN106136874B CN106136874B CN201510159561.0A CN201510159561A CN106136874B CN 106136874 B CN106136874 B CN 106136874B CN 201510159561 A CN201510159561 A CN 201510159561A CN 106136874 B CN106136874 B CN 106136874B
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Abstract
The invention provides a kind of control method, control device and cooking apparatus.Wherein, control method comprises the following steps：After receiving enabling signal, control cooking apparatus has entered the pressure stage, controls the heater of cooking apparatus to be heated with the first predetermined power, sets the power-on voltage of coil block as the first predeterminated voltage；Enter packing stage when the temperature in cooking apparatus reaches the first preset temperature, control heater is heated with the second predetermined power, and continue the 3rd preset duration, and when performing steam discharge boiling instruction, every the first preset duration, the power-on voltage increase of control coil component reduces preset voltage value, so that the opening degree of exhaust steam valve gradually increases.Control method provided by the invention, pass through the size of power-on voltage of the dynamically regulating winding component after cooking apparatus enters packing stage, to control the opening degree of exhaust steam valve, the severe degree of food boiling rolling is effectively increased, improves the culinary art mouthfeel of food.
Description
Technical field
The present invention relates to kitchen utensils field, more specifically, is related to a kind of control method, control device and cooking pot
Tool.
Background technology
Existing cooking apparatus such as electric pressure cooking saucepan, high pressure is in usual electric pressure cooking saucepan (when such as cooking congee) in cooking process
Closed environment, if exhaust steam valve is opened in cooking process, it is easy to cause because diminishing the moment of pot inner pressure in pot
Congee is overflowed by exhaust steam valve；If electric pressure cooking saucepan is in the closed environment of high pressure all the time during cooking congee, steam is not empty with the external world in pot
Gas connects, and the food in pot can be caused to seethe with excitement insufficient, upper water, the double-layer structure of lower floor's rice is presented in the congee for causing to cook, and makes
Rice, water be in stratification state, also need to hand operated mixing before user is edible, while the congee so worked it out can be because fail rice
Fully merged with water, and cause the poor taste of congee.
The content of the invention
It is contemplated that at least solves one of technical problem present in prior art.
Therefore, the purpose of the first aspect of the invention is, there is provided a kind of control method for cooking apparatus, passes through
The dynamically size of power-on voltage of the regulating winding component after cooking apparatus enters packing stage, to control the opening of exhaust steam valve
Degree, and the duration of packing stage is longer, the power-on voltage of control coil component is bigger, gets over the opening degree of exhaust steam valve
Greatly, so as to effectively improve the severe degree of food boiling rolling, the culinary art mouthfeel of food is lifted.
The purpose of the second aspect of the invention is, there is provided a kind of control device.
The purpose of the third aspect of the invention is, there is provided a kind of cooking apparatus for including above-mentioned control device.
To achieve the above object, the embodiment of the first aspect of the invention provides a kind of control method, for controlling
Cooking apparatus, the upper lid of the cooking apparatus are provided with exhaust steam valve and coil block, and the exhaust steam valve is provided with permanent magnet, described
Permanent magnet can be by the active force in magnetic field caused by coil block energization；The control method includes：Receive startup letter
After number, the cooking apparatus has entered the pressure stage；Pressed the stage at described, the heater of the cooking apparatus is default with first
Power is heated, and the power-on voltage of the coil block is the first predeterminated voltage；When the temperature in the cooking apparatus reaches
During to the first preset temperature, the cooking apparatus enters packing stage；It is pre- with second in the packing stage, the heater
If power is heated, and when performing steam discharge boiling instruction, every the first preset duration, makes the energization of the coil block electric
Pressure increase reduces preset voltage value, with change the coil block that the permanent magnet is subject to be powered caused by magnetic field act on
Power size, so that the opening degree of the exhaust steam valve gradually increases；The cooking apparatus enter the packing stage when be up to
During to three preset durations, the heater stop is controlled to heat, so that the packing stage terminates.
It is understood that the steam discharge boiling instruction reaches after cooking apparatus enters packing stage or enters packing stage
To producing, performing during predetermined condition, for example, being produced into packing stage and starting to perform steam discharge boiling instruction, concrete operations
Opened for control exhaust steam valve；Or enter packing stage after reach preset time, preset temperature after produce and start perform steam discharge boiling
Instruction is risen, concrete operations are opened for control exhaust steam valve.
The control method that the above embodiment of the present invention provides, entered by dynamically regulating winding component in cooking apparatus and protected
The size of power-on voltage after the pressure stage, to adjust the size of the active force in magnetic field caused by the coil block that exhaust steam valve is subject to,
So that exhaust steam valve is more than the self gravitation of exhaust steam valve by the steam thrust sum in the active force and cooking apparatus in magnetic field, will arrange
Steam valve is opened so that the water vapour in cooking apparatus connects with outside air, makes in the presence of cooking apparatus external and internal pressure difference
Food boiling rolling, realizes the boiling tumbling effect of food in cooking apparatus, reaches the purpose being sufficiently stirred, although and now arranging
Steam valve is in open mode, but with the continuous heating of heater, still maintains certain pressure in cooking apparatus so that cook
The temperature prepared food in utensil is higher than the boiling point of water under normal pressure, had both shortened the food cooked time, and had accelerated grain of rice when cooking congee again and open
Colored process；And by the size of the dynamically power-on voltage of regulating winding component, effective opening degree for controlling exhaust steam valve,
Realize effective adjustment effect to pressure in cooking apparatus.It is understood that when magnetic field caused by coil block is to exhaust steam valve
Active force when being upward, increase the active force upward to exhaust steam valve by increasing the power-on voltage of coil block, so as to increase
The opening degree of big exhaust steam valve；When magnetic field caused by coil block to the active force of exhaust steam valve is downward when, reduction can be passed through
The power-on voltage of coil block reduces the active force downward to exhaust steam valve, so as to increase the opening degree of exhaust steam valve, below with
Illustrated exemplified by magnetic field caused by coil block is upward to exhaust steam valve active force.As packing stage performs steam discharge boiling instruction
Duration growth, every the first preset duration, the power-on voltage increase preset voltage value of control coil component, make steam discharge
The opening degree of valve gradually increases, so the starting stage in pressurize, and the opening degree of exhaust steam valve is smaller, the pressure in cooking apparatus
Power reduction speed is slow, can effectively prevent the food spill in cooking apparatus；With the continuation of pressure maintaining period, the pressure in cooking apparatus
Power further reduces, in continual heating process, the boiling tumbling motion aggravation of food in cooking apparatus so that culinary art
Food in utensil stirs more fully, heating is more uniform, so as to effectively improve the culinary art mouthfeel of food, especially makes
When controlling the cooking apparatus to be cooked congee with above-mentioned control method, the excessive situation of the rice water in cooking apparatus can avoided
Under so that the boiling tumbling motion of the meter Shui in packing stage is more violent, when effectively avoiding cooking congee the layering of rice, water show
As so that the congee cooked is stronger, effectively improving the mouthfeel of congee and the experience effect of user.
In addition, the control method that the above embodiment of the present invention provides also has following additional technical feature：
According to one embodiment of present invention, it is default every second when the packing stage performs steam discharge boiling instruction
Duration, the dutycycle for controlling the coil block to be powered increase the first preset value.
According to one embodiment of present invention, the meter Yue being put into the cooking apparatus is more, is performed in the packing stage
During steam discharge boiling instruction, controlling the preset voltage value smaller or keep constant, first preset value is smaller or keeps constant,
The initial duty cycle that the coil block is powered is smaller, and the initial voltage value that the coil block is powered is smaller.
According to one embodiment of present invention, when the packing stage performs steam discharge boiling instruction, if the cooking pot
The rice amount being put into tool is less than the first predetermined amount, controls the initial duty cycle that the coil block is powered to be preset for first and initially accounts for
Empty ratio, initial voltage value are the first default initial voltage value, and the first preset value is the first default changing value, preset voltage value the
One preset voltage value；If the rice amount being put into the cooking apparatus is more than or equal to first predetermined amount and pre- less than second
If amount, controlling the initial duty cycle that the coil block is powered, initial voltage value is second pre- for the second default initial duty cycle
If initial voltage value, the first preset value is the second default changing value, and preset voltage value is the second preset voltage value；If the culinary art
The rice amount being put into utensil is more than or equal to second predetermined amount, controls the initial duty cycle that the coil block is powered as the
Three default initial duty cycles, initial voltage value are the 3rd default initial voltage value, and the first preset value is the 3rd default changing value, in advance
If magnitude of voltage is the 3rd preset voltage value；Wherein, the second default initial duty cycle described in the described first default initial duty cycle ＞
3rd default initial duty cycle described in ＞, described first presets described in the second default initial voltage value ＞ described in initial voltage value ＞
3rd default initial voltage value.
According to one embodiment of present invention, when the packing stage performs steam discharge boiling instruction, when the coil group
When the power-on voltage of part increases to four preset voltage values, the power-on voltage of the coil block is controlled to stop increase；When described
When the dutycycle that coil block is powered increases to the 4th default dutycycle, the dutycycle for controlling the coil block to be powered stops increasing
Greatly.
According to one embodiment of present invention, in the packing stage, when the temperature in the cooking apparatus reaches second
During preset temperature, the heater stop is controlled to heat；When the temperature in the cooking apparatus is less than three preset temperatures,
The heater is controlled to begin to warm up；Wherein, the second preset temperature described in the 3rd preset temperature ＜.
The embodiment of the second aspect of the invention provides a kind of control device, described to cook for controlling cooking apparatus
The upper lid of utensil of preparing food is provided with exhaust steam valve and coil block, and the exhaust steam valve is provided with permanent magnet, and the permanent magnet can be by institute
The active force in magnetic field caused by coil block energization is stated, the control device includes：Pressure control unit is played, for opening receiving
After dynamic signal, the cooking apparatus is controlled to enter the pressure stage, wherein, the stage is pressed at described, controls the cooking apparatus
Heater is heated with the first predetermined power, sets the power-on voltage of the coil block as the first predeterminated voltage；With pressurize control
Unit processed, for when the temperature in the cooking apparatus reaches the first preset temperature, controlling the cooking apparatus to enter guarantor
The pressure stage, wherein, in the packing stage, control the heater to be heated with the second predetermined power, and it is default to continue the 3rd
Duration, and when performing steam discharge boiling instruction, every the first preset duration, control the power-on voltage of the coil block increase or
Reduce preset voltage value, with change the coil block that the permanent magnet is subject to be powered caused by magnetic field amount of force,
So that the opening degree of the exhaust steam valve gradually increases.
According to one embodiment of present invention, the holding pressure control unit is additionally operable to perform steam discharge boiling in the packing stage
When rising instruction, every the second preset duration, the dutycycle for controlling the coil block to be powered increases the first preset value.
According to one embodiment of present invention, the holding pressure control unit is additionally operable to perform steam discharge boiling in the packing stage
When rising instruction, the meter Yue being put into the cooking apparatus is more, controls the preset voltage value smaller or keeps constant, and described first
Preset value is smaller or keeps constant, and the initial duty cycle that the coil block is powered is smaller, and the coil block is powered initial
Magnitude of voltage is smaller.
According to one embodiment of present invention, the holding pressure control unit is additionally operable to perform steam discharge boiling in the packing stage
When rising instruction, when the power-on voltage of the coil block increases to four preset voltage values, the logical of the coil block is controlled
Piezoelectric voltage stops increase；When the dutycycle that the coil block is powered increases to the 4th default dutycycle, the coil is controlled
The dutycycle that component is powered stops increase.
The embodiment of the third aspect of the invention provides a kind of cooking apparatus, including described in any of the above-described embodiment
Control device, and with the beneficial effect of the control device described in any of the above-described embodiment.
The additional aspect and advantage of the present invention will become obvious in following description section, or the practice by the present invention
Recognize.
Brief description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention will become in the description from combination accompanying drawings below to embodiment
Substantially and it is readily appreciated that, wherein：
Fig. 1 is the schematic process flow diagram of the control method according to one embodiment of the invention；
Fig. 2 is that the sectional structure of exhaust steam valve and coil block shows in cooking apparatus according to one embodiment of the invention
It is intended to；
Fig. 3 is the control process schematic block diagram of the control method according to one embodiment of the invention；
When Fig. 4 is that the control method control cooking apparatus according to one embodiment of the invention is cooked, coil group
The power-on voltage (U) of part with cooking time (t) change curve schematic diagram；
Fig. 5 is change curve schematic diagram of the pressure (P) in Fig. 4 in cooking apparatus with cooking time (t)；
When Fig. 6 is that cooking apparatus is cooked in the prior art, the pressure (P) in cooking apparatus is with cooking time (t)
Change curve schematic diagram；
Fig. 7 is the structural schematic block diagram of the control device according to one embodiment of the invention.
Wherein, the corresponding relation in Fig. 2 and Fig. 7 between reference and component names is：
10 exhaust steam valves, 100 permanent magnets, 11 coil blocks, 12 control devices, 120 pressure control units, 121 holding pressure controls
Unit.
Embodiment
It is below in conjunction with the accompanying drawings and specific real in order to be more clearly understood that the above objects, features and advantages of the present invention
Mode is applied the present invention is further described in detail.It should be noted that in the case where not conflicting, the implementation of the application
Feature in example and embodiment can be mutually combined.
Many details are elaborated in the following description to facilitate a thorough understanding of the present invention, still, the present invention may be used also
By using other be different from it is described here in a manner of implement, therefore, protection scope of the present invention is not by following public tool
The limitation of body embodiment.
1 to Fig. 7 description provides according to some embodiments of the invention with reference to the accompanying drawings control method, control device and cook
Prepare food utensil.
As depicted in figs. 1 and 2, some embodiments of the present invention provide a kind of control method, for controlling cooking apparatus,
As shown in Fig. 2 the upper lid of the cooking apparatus is provided with exhaust steam valve 10 and coil block 11, the exhaust steam valve 10 is provided with permanent magnetism
Body 100, the permanent magnet 100 can be powered by the coil block 11 caused by magnetic field active force；
As shown in figure 1, the control method comprises the following steps：
Step 102：After receiving enabling signal, the cooking apparatus is controlled to enter the pressure stage, wherein, in described pressure
In the stage, control the heater of the cooking apparatus to be heated with the first predetermined power, set the power-on voltage of the coil block
For the first predeterminated voltage；
Step 104：When the temperature in the cooking apparatus reaches the first preset temperature, the cooking apparatus is controlled to enter
Packing stage, wherein, in the packing stage, control the heater to be heated with the second predetermined power, and performing steam discharge
During boiling instruction, every the first preset duration, the power-on voltage of the coil block is controlled to increase or reduce preset voltage value, with
Change the amount of force in magnetic field caused by the coil block energization that the permanent magnet is subject to, so that the exhaust steam valve is beaten
Degree is opened gradually to increase；
Step 106：When the duration that the cooking apparatus enters the packing stage reaches preset duration, control is described to be added
Thermal stops heating, so that the packing stage terminates.
It is understood that the steam discharge boiling instruction reaches after cooking apparatus enters packing stage or enters packing stage
To producing, performing during predetermined condition, for example, being produced into packing stage and starting to perform steam discharge boiling instruction, concrete operations
Opened for control exhaust steam valve；Or enter packing stage after reach preset time, preset temperature after produce and start perform steam discharge boiling
Instruction is risen, concrete operations are opened for control exhaust steam valve.
The control method that the above embodiment of the present invention provides, entered by dynamically regulating winding component in cooking apparatus and protected
The size of power-on voltage after the pressure stage, to adjust the size of the active force in magnetic field caused by the coil block that exhaust steam valve is subject to,
So that exhaust steam valve is more than the self gravitation of exhaust steam valve by the steam thrust sum in the active force and cooking apparatus in magnetic field, will arrange
Steam valve is opened so that the water vapour in cooking apparatus connects with outside air, makes in the presence of cooking apparatus external and internal pressure difference
Food boiling rolling, realizes the boiling tumbling effect of food in cooking apparatus, reaches the purpose being sufficiently stirred, although and now arranging
Steam valve is in open mode, but with the continuous heating of heater, still maintains certain pressure in cooking apparatus so that cook
The temperature prepared food in utensil is higher than the boiling point of water under normal pressure, had both shortened the food cooked time, and had accelerated grain of rice when cooking congee again and open
Colored process；And by the size of the dynamically power-on voltage of regulating winding component, effective opening degree for controlling exhaust steam valve,
Realize effective adjustment effect to pressure in cooking apparatus.It is understood that when magnetic field caused by coil block is to exhaust steam valve
Active force when being upward, increase the active force upward to exhaust steam valve by increasing the power-on voltage of coil block, so as to increase
The opening degree of big exhaust steam valve；When magnetic field caused by coil block to the active force of exhaust steam valve is downward when, reduction can be passed through
The power-on voltage of coil block reduces the active force downward to exhaust steam valve, so as to increase the opening degree of exhaust steam valve, below with
Illustrated exemplified by magnetic field caused by coil block is upward to exhaust steam valve active force.As packing stage performs steam discharge boiling instruction
Duration growth, every the first preset duration, the power-on voltage increase preset voltage value of control coil component, make steam discharge
The opening degree of valve gradually increases, so the starting stage in pressurize, and the opening degree of exhaust steam valve is smaller, the pressure in cooking apparatus
Power reduction speed is slow, can effectively prevent the food spill in cooking apparatus；With the continuation of pressure maintaining period, the pressure in cooking apparatus
Power further reduces, in continual heating process, the boiling tumbling motion aggravation of food in cooking apparatus so that culinary art
Food in utensil stirs more fully, heating is more uniform, so as to effectively improve the culinary art mouthfeel of food, especially makes
When controlling the cooking apparatus to be cooked congee with above-mentioned control method, the excessive situation of the rice water in cooking apparatus can avoided
Under so that the boiling tumbling motion of the meter Shui in packing stage is more violent, effectively avoids meter Shui lamination, so that
The congee that must be cooked is stronger, effectively improves the mouthfeel of congee and the experience effect of user.
In one embodiment of the present of invention, when the packing stage performs steam discharge boiling instruction, when second is default
Long, the dutycycle for controlling the coil block to be powered increases the first preset value.
In above-described embodiment, in packing stage performs steam discharge boiling instruction process, with the duration of packing stage
Growth, every the second preset duration, the dutycycle that coil block is powered increases the first preset value so that the steam discharge of exhaust steam valve accounts for
Than increase, the time that exhaust steam valve is in steam discharge state increases sky, the displacement increase of exhaust steam valve so that the pressure in cooking apparatus
Further gradually reduce, so as in continual heating process, realize the rolling of the constantly boiling of food in cooking apparatus, and
So that the degree aggravation of boiling rolling, food stirs more abundant, is advantageous to be lifted the culinary art mouthfeel of food；Simultaneously because
The starting stage that exhaust steam valve is opened, the pressure in cooking apparatus is larger, and the duty that now control coil component is powered is smaller, makes
Exhaust steam valve be in steam discharge state time it is shorter, the displacement of exhaust steam valve is less so that the reduction of pressure in cooking apparatus
Speed is slower, can effectively avoid causing the food spill in cooking apparatus because of the pressure moment reduction in cooking apparatus, enter
One step improves the experience effect of user.
Preferably, the meter Yue being put into the cooking apparatus is more, when the packing stage performs steam discharge boiling instruction, control
It is smaller or keep constant to make the preset voltage value, first preset value is smaller or keeps constant, and the coil block is powered
Initial duty cycle it is smaller, the initial voltage value that the coil block is powered is smaller.
In above-described embodiment, when the meter He Shui in cooking apparatus is more, when cooking apparatus reaches fluidized state, during unit
Quantity of water vapor caused by interior is more, the pressure in reduction cooking apparatus that now should be by a small margin, to avoid cooking apparatus
Interior food spill, thus control coil component be powered initial duty cycle it is smaller so that exhaust steam valve be in steam discharge state when
Between it is shorter, while control coil component be powered initial voltage value it is smaller so that the opening degree of exhaust steam valve is smaller, to ensure to cook
Prepare food while boiling tumbling effect is realized in utensil, effectively prevent from cooking caused by the pressure moment in cooking apparatus reduces
Meter He Shui in utensil is excessive；And with the reduction of pressure in cooking apparatus, can suitably increase exhaust steam valve opening degree and
Exhaust steam valve is in the time of steam discharge state, further to promote the constantly boiling tumbling effect in cooking apparatus；Work as cooking apparatus
When interior rice and less water, caused quantity of water vapor is less in the unit interval in cooking apparatus, now compared to meter Shui Liang
Larger situation, it can suitably increase the initial duty cycle of coil block energization and the power-on voltage of coil block, and can be compared with
The dutycycle and the power-on voltage of coil block that big amplitude increase coil block is powered, to reach the pressure reduced in cooking apparatus
Power, ensure to reach the effect of constantly boiling tumbling motion in cooking apparatus, so as to ensure cook big-and-middle a small amount of rice (or its
Its food) when can realize in cooking apparatus constantly boiling rolling, food is reached optimal culinary art effect.
In one embodiment of the present of invention, in the packing stage performs steam discharge boiling instruction process, if the culinary art
The rice amount being put into utensil is less than the first predetermined amount, controls the initial duty cycle that the coil block is powered default initial for first
Dutycycle, initial voltage value are the first default initial voltage value, and the first preset value is the first default changing value, and preset voltage value is
First preset voltage value；If the rice amount being put into the cooking apparatus is more than or equal to first predetermined amount and less than second
During predetermined amount, the initial duty cycle that the coil block is powered is controlled as the second default initial duty cycle, initial voltage value the
Two default initial voltage values, the first preset value are the second default changing value, and preset voltage value is the second preset voltage value；It is if described
When the rice amount being put into cooking apparatus is more than or equal to second predetermined amount, the initial duty of the coil block energization is controlled
Than being the 3rd default initial voltage value for the 3rd default initial duty cycle, initial voltage value, the first preset value is preset for the 3rd to be become
Change value, preset voltage value are the 3rd preset voltage value；Wherein, it is second default initial described in the described first default initial duty cycle ＞
3rd default initial duty cycle described in dutycycle ＞, the second default initial voltage value described in the described first default initial voltage value ＞
3rd default initial voltage value described in ＞.
In the specific embodiment of the present invention, when performing steam discharge boiling instruction into the packing stage, if described cook
The rice amount being put into utensil of preparing food is less than the first predetermined amount (such as 100g), and the initial duty cycle for controlling the coil block to be powered is 4/
10, initial voltage value 6V, the first preset value are 2/10, preset voltage value 2V；If the rice amount being put into the cooking apparatus
More than or equal to first predetermined amount and it is less than the second predetermined amount (such as 300g), controls the coil block to be powered initial
Dutycycle is 2/10, initial voltage value 4V, and the first preset value is 2/10, preset voltage value 1V；If in the cooking apparatus
The rice amount being put into is more than or equal to the second predetermined amount, and the initial duty cycle for controlling the coil block to be powered is 1/10, initial electricity
Pressure value is 2V, and the first preset value is 1/10, preset voltage value 1V.
In above-described embodiment, can according in cooking apparatus rice amount number, come control coil component energization initial duty
The increasing of the increasing degree for the dutycycle being powered than, the initial voltage of coil block and coil block, the power-on voltage of coil block
Add amplitude, to ensure realize that the constantly boiling in cooking apparatus turns over when cooking big-and-middle a small amount of rice (or other foods)
Rolling, makes food reach optimal culinary art effect, and certainly, the control method of cooking apparatus provided by the invention is not limited to above-mentioned specific
Control method, can suitably it be adjusted according to the actual conditions of specific cooking apparatus, within the scope of the present invention.
In one embodiment of the present of invention, in the packing stage performs steam discharge boiling instruction process, when the coil
When the power-on voltage of component increases to four preset voltage values, the power-on voltage of the coil block is controlled to stop increase；Work as institute
When stating the dutycycle of coil block energization and increasing to the 4th default dutycycle, the dutycycle for controlling the coil block to be powered stops
Increase.
In the specific embodiment of the present invention, in the packing stage performs steam discharge boiling instruction process, when described
When the power-on voltage of coil block increases to 12V, the power-on voltage of the coil block is controlled to stop increase；When the coil group
When the dutycycle that part is powered increases to 10/10, the dutycycle for controlling the coil block to be powered stops increase.
In above-described embodiment, in packing stage performs steam discharge boiling instruction process, when the power-on voltage of coil block increases
When greatly to 12V, the power-on voltage of coil block stops increase；And the dutycycle that coil block is powered is when increasing to 10/10, coil
The dutycycle that component is powered stops increase, to ensure to maintain certain pressure in cooking apparatus all the time so that in cooking apparatus
Temperature is higher than the boiling point of water under normal pressure, and then ensures that food can be cooked as early as possible, avoids because the power-on voltage of coil block is excessive
Or coil block be powered dutycycle it is excessive, and cause the opening degree of exhaust steam valve excessive or exhaust steam valve be in steam discharge state when
Between it is long, so as to cause the pressure in cooking apparatus too small so that food is cooked to slow, and the time is elongated.
Preferably, the 3rd preset duration is set as 30min, and first preset duration is 30s, and described second is default
Shi Changwei 30s.
In above-described embodiment, the 3rd preset duration is 30min, i.e. total duration of cooking apparatus into boiling stage reaches
During to 30min, packing stage terminates, and cooking apparatus can enter the steam discharge stage；First preset duration is 30s, the second preset duration
For 30s, i.e., every 30s, the power-on voltage increase preset voltage value of coil block, while the dutycycle that coil block is powered increases
First preset value so that the opening degree increase of exhaust steam valve, and exhaust steam valve is in the time growth of steam discharge state, it is certainly above-mentioned each
The setting of preset duration, can suitably it be adjusted according to the actual conditions in specific cooking apparatus, the protection model in the present invention
In enclosing.
In one embodiment of the present of invention, in the packing stage, when the temperature in the cooking apparatus, to reach second pre-
If during temperature, the heater stop is controlled to heat；When the temperature in the cooking apparatus is less than three preset temperatures, control
The heater is made to begin to warm up；Wherein, the 3rd preset temperature is less than second preset temperature.
Preferably, second preset temperature is set as 108 DEG C, and the 3rd preset temperature is 110 DEG C.
In above-described embodiment, by controlling the start and stop of heater, by the temperature stabilization in the cooking apparatus of packing stage
Between the 3rd preset temperature and the second preset temperature, and the temperature in packing stage cooking apparatus is preferably maintained 108
Between DEG C -110 DEG C, to ensure to maintain certain pressure in cooking apparatus all the time so that the temperature in cooking apparatus is higher than normal pressure
The boiling point of lower water, to accelerate the cooked progress of food, ensure good culinary art effect；And the temperature in cooking apparatus is maintained
In certain limit, the frequent start-stop of heater can be effectively avoided.
Preferably, the stage is pressed at described, sets first predeterminated voltage as 0V, the exhaust steam valve, which is in, closes shape
State, first preset temperature are 98 DEG C.
In above-described embodiment, exhaust steam valve is closed in a pressure stage, can be lifted and pressure is played in cooking apparatus
Speed, and ensure that the grain of rice can fully absorb water when cooking congee, and then the grain of rice is easily bloomed, accelerate the cooked speed of the grain of rice.
In one embodiment of the present of invention, the stage is pressed at described, the Power Regulation for controlling the heater is than P1：28/
32~32/32；In the packing stage, the Power Regulation for controlling the heater is than P2：8/32~12/32.
As shown in fig. 6, for cooking apparatus is in cooking process in the prior art, pressure and cooking time in cooking apparatus
Relation curve, cooking apparatus is in sealing state all the time in cooking process, is rising a pressure stage, the pressure in cooking apparatus is fast
Speed rises to 60kPa or so by normal pressure, and enters packing stage, and the pressure in packing stage cooking apparatus is gradually reduced to
50kPa, and 50kPa or so is maintained, so so that be in the sealing state of high pressure in cooking apparatus all the time, cause cooking pot
Boiling deficiency in tool, the poor taste of cooking food.
As shown in Figure 4 and Figure 5, Fig. 4 is that the control method provided according to one embodiment of the invention controls cooking apparatus to enter
During row culinary art, for the power-on voltage (U) of coil block with the change curve schematic diagram of cooking time (t), Fig. 5 is cooking pot in Fig. 4
Pressure (P) in tool is found out from diagram with the change curve schematic diagram of cooking time (t), is playing pressure stage coil block
Power-on voltage is 0V, and the pressure in cooking apparatus rises to 60kPa or so by normal pressure rapidly, and enters packing stage, now gives
Coil block inputs 2V initial voltage, and the pressure in cooking apparatus gradually reduces, then every the first preset duration, control line
The voltage increase preset voltage value of coil assembly input, the i.e. stepped increase of power-on voltage of coil block so that cooking apparatus
There is stair-stepping reduction in interior pressure, when the power-on voltage increase of coil block is 12V, the energization electricity of control coil component
Pressure keeps constant, and now the pressure in cooking apparatus is reduced to 20kPa, and maintains 20kPa or so, so can ensure to cook
Prepare food constantly boiling in utensil while, avoid the food spill in cooking apparatus, reach the culinary art mouthfeel of lifting food, lifting is used
The purpose of the experience effect at family.
Below in conjunction with the accompanying drawings 3, so that electric pressure cooking saucepan is cooked congee as an example, the control of the cooking apparatus provided the above embodiment of the present invention
Method processed illustrates：Wherein, it is illustrated that in Y represent YES (YES), N represent NO (no).
After receiving enabling signal, electric pressure cooking saucepan is started working, and has entered the pressure stage；
Rising the pressure stage, the control unit control coil component of electric pressure cooking saucepan inputs the first predeterminated voltage U1 (preferably, U1
=0, that is, cause the work of coil block no power), exhaust steam valve is closed, and now control unit driving heating device starts
Work, and heated with the first predetermined power P1, the temperature conditioning unit of electric pressure cooking saucepan bottom starts to detect the actual temperature in pot
T, and the result detected is fed back into control unit and judged, if the actual temperature T in pot is not more than the first preset temperature
T1, then control unit control heater continuation are heated with the first predetermined power P1；If T ＞ T1, into packing stage；
In packing stage, control unit control heater is heated with the second predetermined power P2, now timing unit
Start timing, record total duration ta of packing stage；Actual temperature T in the pot of temperature conditioning unit detection simultaneously, and will detection
To result feed back to control unit and judged, if total duration ta of packing stage is not more than the 3rd preset duration t3,
Then continue to judge whether actual temperature T is more than the 3rd preset temperature T3 in pot, if T>T3, then continue to judge whether T is more than second
Preset temperature T2 (wherein T2 ＞ T3), if T>T2, then heater stop heats, and continues to judge whether t is more than t3, if t>t3
Then heater stop heats, and packing stage terminates；
Meanwhile in packing stage, control unit control coil component input voltage UIt is original, and exhaust steam valve is in open shape
State, and the dutycycle that control coil component is powered is DIt is original, now timing unit starts timing, and records packing stage respectively
Total duration ta and independent timing duration t, and the result detected is fed back into control unit and judged, if t is not more than
First preset duration t1, then the power-on voltage of control coil component is kept constant, and is continued to return and judged whether t is more than t1；If t
>T1, then control coil component power-on voltage increase dU, while the independent timing duration t of timing unit record is reset, and after
Continuous return judges whether t is more than t1；Continue to determine whether total duration ta of packing stage is pre- more than the 3rd simultaneously
If duration t3, if ta is not more than t3, continues return and judge whether t is more than t1, if ta>T3, then heater stop heating, is protected
The pressure stage terminates；Judge whether t is more than the second preset duration t2 simultaneously, if t is not more than t2, what control coil component was powered accounts for
It is empty more constant than holding, and continue to return and judge whether t is more than t2；If t>T2, then the dutycycle increase that control coil component is powered
DD, while the independent timing duration t of timing unit record is reset, and continue to return and judge whether t is more than t2；Simultaneously continue into
One step judges whether total duration ta of packing stage is more than the 3rd preset duration t3, if ta is not more than t3, continues to return
Judge whether t is more than t2, if ta>T3, then heater stop heating, packing stage terminate.
As shown in fig. 7, the embodiment of the second aspect of the invention provides a kind of control device 12, cooked for controlling
Utensil, the upper lid of the cooking apparatus are provided with exhaust steam valve 10 and coil block 11, and the exhaust steam valve 10 is provided with permanent magnet
100, the permanent magnet 100 can be powered by the coil block 11 caused by magnetic field active force, the control device includes：
Play pressure control unit 120 and holding pressure control unit 121.
Wherein, described pressure control unit 120 is used for after enabling signal is received, and controls the cooking apparatus to enter
The pressure stage, wherein, the stage is pressed at described, controls the heater of the cooking apparatus to be heated with the first predetermined power, is set
The power-on voltage of the coil block is the first predeterminated voltage；
The holding pressure control unit 121 is used to, when the temperature in the cooking apparatus reaches the first preset temperature, control
Make the cooking apparatus and enter packing stage, wherein, in the packing stage, the heater is controlled with the second predetermined power
Heating, and continue the 3rd preset duration, and when performing exhaust boiling instruction, every the first preset duration, control the coil
The power-on voltage increase of component reduces preset voltage value, and the coil block being subject to changing the permanent magnet, which is powered, to be produced
Magnetic field amount of force so that the opening degree of the exhaust steam valve gradually increases.
In one embodiment of the present of invention, the holding pressure control unit 121 is additionally operable to perform exhaust in the packing stage
During boiling instruction, every the second preset duration, the dutycycle for controlling the coil block to be powered increases the first preset value.
In one embodiment of the present of invention, the holding pressure control unit 121 is additionally operable to perform exhaust in the packing stage
During boiling instruction, the meter Yue being put into the cooking apparatus is more, controls the preset voltage value smaller or keeps constant, and described the
One preset value is smaller or keeps constant, and the initial duty cycle that the coil block is powered is smaller, and the coil block is powered first
Beginning magnitude of voltage is smaller.
In one embodiment of the present of invention, the holding pressure control unit 121 is additionally operable to perform exhaust in the packing stage
During boiling instruction, when the power-on voltage of the coil block increases to four preset voltage values, the coil block is controlled
Power-on voltage stops increase；When the dutycycle that the coil block is powered increases to the 4th default dutycycle, the line is controlled
The dutycycle that coil assembly is powered stops increase.
The control device that the above embodiment of the present invention provides, entered by dynamically regulating winding component in cooking apparatus and protected
The size of power-on voltage after the pressure stage, to adjust the upward active force in magnetic field caused by the coil block that exhaust steam valve is subject to
Size so that exhaust steam valve is more than oneself of exhaust steam valve by the steam thrust sum in the upward active force and cooking apparatus in magnetic field
Body gravity, exhaust steam valve is opened so that the water vapour in cooking apparatus connects with outside air, and the pressure in cooking apparatus is gradual
Reduce, realize the boiling tumbling effect of food in cooking apparatus, reach the purpose being sufficiently stirred, and now in cooking apparatus still
Maintain certain pressure so that the temperature in cooking apparatus is higher than the boiling point of water under normal pressure, has both shortened the food cooked time,
The process that grain of rice when cooking congee is bloomed is accelerated again；And by the size of the dynamically power-on voltage of regulating winding component, effectively
The opening degree of exhaust steam valve is controlled, realize effective adjustment effect to pressure in cooking apparatus, and packing stage continues at any time
The growth of duration, every the first preset duration, the power-on voltage increase preset voltage value of control coil component, make beating for exhaust steam valve
Open degree gradually to increase, can either effectively prevent the food spill in cooking apparatus；The food being able to ensure that again in cooking apparatus
Realize violent boiling tumbling motion so that food stirs more abundant, so as to effectively improve the culinary art mouthfeel of food；Its
It is secondary, the initial duty cycle that can be powered according to the size of rice amount in cooking apparatus come dynamically control coil component, coil block
The increasing degree of the increasing degree for the dutycycle that initial voltage and coil block are powered, the power-on voltage of coil block, to ensure
The constantly boiling rolling in cooking apparatus can be realized when cooking big-and-middle a small amount of rice (or other foods), so that food reaches
To optimal culinary art effect.
The embodiment of the third aspect of the invention provides a kind of cooking apparatus (not shown), including any of the above-described
Control device 12 described in embodiment, and there are whole beneficial effects of the control device described in above-described embodiment, herein no longer
Repeat.
It should be noted that the cooking apparatus can be electric pressure cooking saucepan or other need cooking for Stress control
Prepare food utensil, within the scope of the present invention.
In summary, the control method that the above embodiment of the present invention provides, is being cooked by dynamically regulating winding component
The size for the power-on voltage that utensil enters after packing stage, exhaust steam valve is opened and controls the opening degree of exhaust steam valve, and at any time
The growth of the duration of packing stage, every the first preset duration, the power-on voltage increase predeterminated voltage of control coil component
Value so that the opening degree increase of exhaust steam valve；Every the second preset duration, the dutycycle increase first that control coil component is powered
Preset value, exhaust steam valve is set to be in the time growth of steam discharge state, so that the water vapour in cooking apparatus is in communication with the outside, and
So that the pressure in cooking apparatus reduces, reach the purpose for making the food constantly boiling in cooking apparatus roll, so that
When being cooked congee with above-mentioned control method control cooking apparatus, enable to the congee that cooks stronger, it is in good taste, simultaneously because protecting
The starting stage of pressure, the degree that exhaust steam valve is opened is smaller, can reach the effect of the food spill effectively prevented in cooking apparatus；
And can according in cooking apparatus rice amount number, come control coil component energization initial duty cycle, coil block it is initial
The increasing degree of the increasing degree for the dutycycle that voltage and coil block are powered, the power-on voltage of coil block, to ensure cooking
Prepare food big-and-middle a small amount of rice (or other foods) when can realize constantly boiling rolling in cooking apparatus so that food reaches most
Good culinary art effect.
In the description of this specification, term " first ", " second ", " the 3rd ", " the 4th " are only used for the purpose described, and
It is not intended that instruction or hint relative importance, unless otherwise clearly defined and limited；Term " one embodiment ", " one
The description of a little embodiments ", " specific embodiment " etc. means to combine specific features, structure, material that the embodiment or example describe
Or feature is contained at least one embodiment or example of the present invention.In this manual, to the schematic table of above-mentioned term
State and be not necessarily referring to identical embodiment or example.Moreover, specific features, structure, material or the feature of description can be with office
What combined in an appropriate manner in one or more embodiments or example.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, improvement etc., should be included in the scope of the protection.
Claims (11)
1. a kind of control method, for controlling cooking apparatus, the upper lid of the cooking apparatus is provided with exhaust steam valve and coil block,
The exhaust steam valve is provided with permanent magnet, and the permanent magnet can be by the active force in magnetic field caused by coil block energization, its
It is characterised by, the control method includes：
After receiving enabling signal, the cooking apparatus is controlled to enter the pressure stage, wherein, the stage is pressed at described, controls institute
The heater for stating cooking apparatus is heated with the first predetermined power, sets the power-on voltage of the coil block as the first default electricity
Pressure；
When the temperature in the cooking apparatus reaches the first preset temperature, the cooking apparatus is controlled to enter packing stage, its
In, in the packing stage, control the heater to be heated with the second predetermined power, and when performing steam discharge boiling instruction,
Every the first preset duration, control the power-on voltage of the coil block to increase or reduce preset voltage value, with described in changing forever
The amount of force in magnetic field caused by the coil block energization that magnet is subject to, so that the opening degree of the exhaust steam valve is gradual
Increase；
When the duration of the packing stage reaches three preset durations, the heater stop is controlled to heat, so that
The packing stage terminates.
2. control method according to claim 1, it is characterised in that
In the packing stage, when performing steam discharge boiling instruction, every the second preset duration, the coil block is controlled to be powered
Dutycycle increase the first preset value.
3. control method according to claim 2, it is characterised in that
The meter Yue being put into the cooking apparatus is more, when the packing stage performs steam discharge boiling instruction, controls described default
Magnitude of voltage is smaller or keeps constant, and first preset value is smaller or keeps the initial duty constant, the coil block is powered
Than smaller, the initial voltage value that the coil block is powered is smaller.
4. control method according to claim 3, it is characterised in that
When the packing stage performs steam discharge boiling instruction, preset if the rice amount being put into the cooking apparatus is less than first
Amount, controlling the initial duty cycle that the coil block is powered, initial voltage value is first default for the first default initial duty cycle
Initial voltage value, the first preset value are the first default changing value, and preset voltage value is the first preset voltage value；
If the rice amount being put into the cooking apparatus is more than or equal to first predetermined amount and is less than the second predetermined amount, control
The initial duty cycle that the coil block is powered is the second default initial duty cycle, and initial voltage value is the second default initial voltage
Value, the first preset value are the second default changing value, and preset voltage value is the second preset voltage value；
If the rice amount being put into the cooking apparatus is more than or equal to second predetermined amount, control what the coil block was powered
Initial duty cycle is the 3rd default initial duty cycle, and initial voltage value is the 3rd default initial voltage value, and the first preset value is the
Three default changing values, preset voltage value is the 3rd preset voltage value；
Wherein, the 3rd default initial duty described in the second default initial duty cycle ＞ described in the described first default initial duty cycle ＞
Than the 3rd default initial voltage value described in the second default initial voltage value ＞ described in the described first default initial voltage value ＞.
5. the control method according to any one of claim 2 to 4, it is characterised in that
When the packing stage performs steam discharge boiling instruction, when the power-on voltage of the coil block increases to the 4th default electricity
During pressure value, the power-on voltage of the coil block is controlled to stop increase；
When the dutycycle that the coil block is powered increases to the 4th default dutycycle, accounting for for the coil block energization is controlled
Sky is than stopping increase.
6. control method according to any one of claim 1 to 4, it is characterised in that
In the packing stage, when the temperature in the cooking apparatus reaches the second preset temperature, the heater is controlled
Stop heating；When the temperature in the cooking apparatus is less than three preset temperatures, the heater is controlled to begin to warm up；
Wherein, the second preset temperature described in the 3rd preset temperature ＜.
7. a kind of control device, for controlling cooking apparatus, the upper lid of the cooking apparatus is provided with exhaust steam valve and coil block,
The exhaust steam valve is provided with permanent magnet, and the permanent magnet can be by the active force in magnetic field caused by coil block energization, its
It is characterised by, the control device includes：
Pressure control unit is played, for after enabling signal is received, controlling the cooking apparatus to enter the pressure stage, wherein,
In described pressure stage, control the heater of the cooking apparatus to be heated with the first predetermined power, set the coil block
Power-on voltage is the first predeterminated voltage；With
Holding pressure control unit, for when the temperature in the cooking apparatus reaches the first preset temperature, controlling the culinary art
Utensil enters packing stage, wherein, in the packing stage, control the heater to be heated with the second predetermined power, and hold
Continuous 3rd preset duration, and when performing steam discharge boiling instruction, every the first preset duration, control the energization of the coil block
Voltage increases or reduced preset voltage value, with change the coil block that the permanent magnet is subject to be powered caused by magnetic field make
Firmly size, so that the opening degree of the exhaust steam valve gradually increases.
8. control device according to claim 7, it is characterised in that
The holding pressure control unit is additionally operable to when the packing stage performs steam discharge boiling instruction, every the second preset duration,
The dutycycle for controlling the coil block to be powered increases the first preset value.
9. control device according to claim 8, it is characterised in that
The holding pressure control unit is additionally operable to, when the packing stage performs steam discharge boiling instruction, be put into the cooking apparatus
Meter Yue it is more, control the preset voltage value smaller or keep it is constant, first preset value it is smaller or keep constant, the line
The initial duty cycle that coil assembly is powered is smaller, and the initial voltage value that the coil block is powered is smaller.
10. control device according to claim 8 or claim 9, it is characterised in that
The holding pressure control unit is additionally operable to when the packing stage performs steam discharge boiling instruction, when leading to for the coil block
When piezoelectric voltage increases to four preset voltage values, the power-on voltage of the coil block is controlled to stop increase；When the coil group
When the dutycycle that part is powered increases to the 4th default dutycycle, the dutycycle for controlling the coil block to be powered stops increase.
11. a kind of cooking apparatus, it is characterised in that including the control device as any one of claim 7 to 10.
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| CN108283432B (en) * | 2017-01-09 | 2020-09-01 | 佛山市顺德区美的电热电器制造有限公司 | Pressure cooking appliance and control method and control device thereof |
| CN108523647B (en) * | 2017-03-03 | 2021-07-20 | 佛山市顺德区美的电热电器制造有限公司 | Electric pressure cooker and cooking control method thereof |
| CN208957677U (en) * | 2017-07-28 | 2019-06-11 | 浙江绍兴苏泊尔生活电器有限公司 | Cooking utensil |
| CN107544586A (en) * | 2017-10-17 | 2018-01-05 | 浙江绍兴苏泊尔生活电器有限公司 | Cooking appliance heating control method and device, electric heating assembly and electric cooking appliance |
| CN109965685B (en) * | 2017-12-28 | 2022-01-07 | 佛山市顺德区美的电热电器制造有限公司 | Control method and system of cooking appliance |
| CN108784324B (en) * | 2018-04-12 | 2021-02-26 | 浙江绍兴苏泊尔生活电器有限公司 | Electric pressure cooker and porridge cooking method |
| CN112120523B (en) * | 2019-06-24 | 2023-07-14 | 浙江绍兴苏泊尔生活电器有限公司 | Cooking method, cooking appliance and cooking device |
| CN112353229B (en) * | 2020-10-27 | 2022-03-01 | 珠海格力电器股份有限公司 | Cooking equipment, cooking control method and device thereof, and storage medium |
| CN114847754B (en) * | 2021-02-04 | 2023-07-18 | 佛山市顺德区美的电热电器制造有限公司 | Control method of cooking device, and readable storage medium |
| CN115177143A (en) * | 2021-04-07 | 2022-10-14 | 佛山市顺德区美的电热电器制造有限公司 | Pressure control method, pressure control device, cooking utensil and computer-readable storage medium |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR20010105956A (en) * | 2000-05-19 | 2001-11-29 | 구자홍 | Device for discharging steam in electric-pressure-cooker and method for controlling in electric-pressure-cooker using the same |
| CN201612498U (en) * | 2009-12-08 | 2010-10-27 | 中山市雅乐思电器实业有限公司 | Impulse type driving device of pressure limiting valve of electric pressure cooker |
| KR101256470B1 (en) * | 2012-12-06 | 2013-04-19 | 파카코리아 주식회사 | Vapor discharging valve using permanent magnet |
| CN104172905B (en) * | 2014-08-21 | 2017-04-05 | 佛山市顺德区美的电热电器制造有限公司 | Cooking apparatus and its control method of steam discharge blood pressure lowering |
| CN104172904B (en) * | 2014-08-21 | 2018-06-05 | 佛山市顺德区美的电热电器制造有限公司 | The control method of cooking apparatus |
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Effective date of registration: 20190326 Address after: 528311 19 Beijiao Road, Beijiao Town, Shunde District, Foshan, Guangdong Patentee after: Midea Electrical Heating Appliances Manufacturing Co., Ltd., Shunde District, Foshan City Address before: 528311 19 Beijiao Road, Beijiao Town, Shunde District, Foshan, Guangdong Co-patentee before: Midea Group Co., Ltd. Patentee before: Midea Electrical Heating Appliances Manufacturing Co., Ltd., Shunde District, Foshan City |