CN102406427B - Control method and control system for cooking by using electric cooking appliance - Google Patents
Control method and control system for cooking by using electric cooking appliance Download PDFInfo
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- CN102406427B CN102406427B CN201010289123.3A CN201010289123A CN102406427B CN 102406427 B CN102406427 B CN 102406427B CN 201010289123 A CN201010289123 A CN 201010289123A CN 102406427 B CN102406427 B CN 102406427B
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Abstract
The invention provides a control method and a control system for cooking by using an electric cooking appliance. The control method comprises the following steps of: heating an inner pot; detecting the temperature at the bottom of the pot, and executing a second heating stage when detecting that the temperature at the bottom of the pot reaches a first set temperature value T1; beginning timing; detecting the temperature on the top of the pot; stopping timing and recording timing time J1 when detecting that the temperature on the top of the pot reaches a second set temperature value T2; setting a first set time value H1 according to the timing time J1; discontinuously heating and controlling the temperature on the top of the pot to always range from T31 to T32 of a third set temperature range in the first set time value H1; executing a boiling stage when the first set time value H1 is reached; detecting the temperature at the bottom of the pot; and discontinuously heating the inner pot in the preset third set time value H3 when the temperature at the bottom of the pot reaches a fourth set temperature value T4. By the control method and the control system for cooking by using an electric cooking appliance, the cost is low, time and electricity are saved, and the mouthfeel of rice is good.
Description
Technical field
The invention belongs to the technical field of electric cooking appliance control, relate in particular to a kind of control method and control system of cooking by using electric cooking appliance.
Background technology
Along with lack of energy, when people advance in living standard, also more and more higher for the requirement of requisite household electrical appliance in life.Such as the electric cooking appliance such as electric cooker or electric cooker for can be used for cooking, except requiring to cook good to eat rice, also need to save as much as possible the energy.
In prior art, people are mostly the energy-saving effects of realizing electric cooker from filling the sealing between high performance insulation material, increase pot body and parts thereof and reducing the aspects such as heat loss, but above these modes all can increase the material cost of electric cooker directly or indirectly, thereby cause the selling price of energy-saving electric rice pot higher.
Summary of the invention
The present invention solves the higher problem of energy-saving electric rice pot selling price existing in prior art, provides that a kind of cost is low, control method and the control system of save time economize on electricity and the good cooking by using electric cooking appliance of rice mouthfeel.
The invention provides a kind of control method of cooking by using electric cooking appliance, described electric cooking appliance comprises interior pot, and the temperature of interior pot comprises the temperature in the bottom of a pan and the temperature on pot top, and described control method comprises the following steps:
The first heating period: pot in heating;
Detect the temperature in the bottom of a pan;
In the time detecting that the temperature in the bottom of a pan reaches the first set temperature value T1, carried out for the second heating period;
The second heating period: start timing;
Detect the temperature on pot top;
In the time detecting that the temperature on pot top reaches the second set temperature value T2, stop timing and record timing time J1;
According to timing time J1, set the first setting-up time value H1;
In the first setting-up time value H1, carry out discontinuity heating and control pot temperature on top remaining between the 3rd design temperature scope T31 and T32 wherein T32>T31 > T2 always;
In the time that the first setting-up time value H1 timing finishes, carry out boiling stage;
Boiling stage: the temperature that detects the bottom of a pan;
In the time detecting that the temperature in the bottom of a pan reaches the 4th set temperature value T4, carry out expansion stage, wherein T4>T1;
Expansion stage: pot in discontinuity heating in the 3rd default setting-up time value H3.
The present invention also provides a kind of control system of cooking by using electric cooking appliance, and described electric cooking appliance comprises interior pot, and the temperature of interior pot comprises the temperature in the bottom of a pan and the temperature on pot top, and described control system comprises heater, first sensor, the second sensor, timer and controller;
Heater, for heating interior pot;
First sensor, for detection of the temperature in the bottom of a pan;
The second sensor, for detection of the temperature on pot top;
Timer, for timing;
Controller, in the first heating period: control pot in described heater heating, and in the time that first sensor detects that the temperature in the bottom of a pan reaches the first set temperature value T1, the second heating period of execution;
In the second heating period: control timer and start timing and in the time that the second sensor detects that the temperature on pot top reaches the second set temperature value T2, control timer and stop timing and record timing time J1;
According to timing time J1, set the first setting-up time value H1;
In the first setting-up time value H1, control the interior pot of the described heater discontinuity heating temperature that also control pot pushes up and remain between the 3rd design temperature scope T31 and T32 always, wherein T32>T31 > T2;
In the time that the first setting-up time value H1 timing finishes, carry out boiling stage;
At boiling stage: in the time that first sensor detects that the temperature in the bottom of a pan reaches the 4th set temperature value T4, carry out expansion stage, wherein T4>T1;
In the expansion stage: in the 3rd default setting-up time value H3, control pot in described heater discontinuity heating.
Can find out from the control program of cooking of the present invention, in the different phase of the process of cooking, by the temperature of pot in continuous detection, judge the state of current rice, therefore can be more accurately timing, thereby intelligently control the internally heating of pot, internally pot heat in moment of needs heating, therefore can be ensureing in rice mouthfeel, can reduce production costs and adopt the economize on electricity that saves time of this cooking by using electric cooking appliance.
Brief description of the drawings
Fig. 1 is the flow chart of the first heating period and the second heating period in control method embodiment mono-of the present invention.
Fig. 2 is boiling stage and the flow chart of expansion stage in control method embodiment mono-of the present invention.
Fig. 3 is the flow chart of the first heating period and the second heating period in control method embodiment bis-of the present invention.
Fig. 4 is the flow chart of boiling stage, expansion stage and holding stage in control method embodiment bis-of the present invention.
Fig. 5 is the structured flowchart of a kind of embodiment of control system of the present invention.
Detailed description of the invention
In order to make technical problem solved by the invention, technical scheme and beneficial effect clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
As depicted in figs. 1 and 2, the invention provides the control method of the cooking by using electric cooking appliance of embodiment mono-, described electric cooking appliance comprises interior pot, and the temperature of interior pot comprises the temperature in the bottom of a pan and the temperature on pot top, and described control method comprises the following steps:
The first heating period A:
Steps A 1, pot in heating;
Steps A 2, the temperature in the detection the bottom of a pan;
Steps A 3, in the time detecting that the temperature in the bottom of a pan reaches the first set temperature value T1, carries out the second heating period B;
The second heating period B:
Step B1, starts timing;
Step B2, detects the temperature that pot pushes up;
Step B3, detects that the temperature on pot top reaches the second set temperature value T2, performs step B4;
Step B4, stops timing and records timing time J1;
Step B5, according to timing time J1, sets the first setting-up time value H1;
Step B6 in the first setting-up time value H1, carries out discontinuity heating and controls pot temperature on top remaining between the 3rd design temperature scope T31 and T32 wherein T32>T31 > T2 always;
Step B7, in the time that the first setting-up time value H1 timing finishes, carries out boiling stage C;
Boiling stage C:
Step C1, the temperature in the detection the bottom of a pan;
Step C2, in the time detecting that the temperature in the bottom of a pan reaches the 4th set temperature value T4, carries out expansion stage D;
Expansion stage D:
Step D1, pot in discontinuity heating in the 3rd setting-up time value H3;
Step D2, arrives the 3rd setting-up time value H3, performs step D3;
Step D3, stops heating interior pot.
The temperature of interior pot comprises the temperature in the bottom of a pan and the temperature on pot top, and the temperature in the bottom of a pan has just represented the temperature of water rice mixture, and the temperature on pot top represents the temperature of water rice mixture top steam.In the first heating period A, the temperature in the bottom of a pan changes at first, and the temperature that therefore detects the bottom of a pan can judge the state of current rice, but now pot top is likely zero or small variation only occurs.
Due in the time that the rice amount of interior pot is less, the long heat time, can make mouthfeel and the quality of rice reduce, and the rice amount of interior pot is when more, the too short heat time, be difficult to guarantee to make the abundant gelatinization of rice, for this reason, in the present embodiment, in the second heating period B, in the time starting to heat, when the temperature in the bottom of a pan reaches the first set temperature value T1, now pot top is likely zero or small variation only occurs, therefore start timing from this moment, when detecting that the temperature on pot top stops timing while reaching the second set temperature value T2, the size of time interval J1 when recording temperature from the bottom of a pan being detected and be T1 and being T2 to the temperature that pot top detected, can carry out a fuzzy judgement to rice amount, set again the heat time of follow-up internal pot according to the time J1 of record, thereby can in ensureing rice mouthfeel, reduce the heat time as far as possible, reduce energy consumption.
In described the second heating period B, internally pot heating between the 3rd design temperature scope T31 and T32 and in setting-up time value, rice aqueous mixtures in interior pot is fully heated, ensure that in rice aqueous mixtures, each rice is heated evenly simultaneously, thereby make the gelatinization degree of rice even, ensure that the mouthfeel of rice is good.
In boiling stage C, in the process due to pot in heating, to only have after the water in rice aqueous mixtures evaporates in a large number, the temperature in the bottom of a pan just can be elevated to the 4th set temperature value T4, can ensure the abundant gelatinization of rice and save the energy.
In concrete enforcement, if by the condition of setting-up time, carry out the words of expansion stage D, may ensure the abundant gelatinization of rice or waste energy, such as in the time that the water yield in rice aqueous mixtures is more, even heating certain hour, temperature in pot possibly cannot be elevated to the 4th set temperature value T4, just fully gelatinization of rice so, and in the time that the water yield in rice aqueous mixtures is less, after heating certain hour, temperature in pot is considerably beyond the 4th set temperature value T4, rice is fully gelatinization, but also giving interior pot heating, will cause so energy waste.Therefore in the time detecting that the temperature in the bottom of a pan reaches the 4th set temperature value T4, carry out expansion stage D, therefore can ensure the more abundant gelatinization of rice and save the energy.Therefore in expansion stage D, by pot in discontinuity heating in the 3rd default setting-up time value H3, the water in interior pot can fully be evaporated, to ensure the mouthfeel of rice.
Therefore can find out from the control program of cooking of the present invention, in the different phase of the process of cooking, by the temperature of pot in continuous detection, judge the state of current rice, and then timing exactly, thereby can intelligently control the heating of internal pot, heat at internal pot of the moment of needs heating, therefore can be in ensureing rice mouthfeel, economize on electricity saves time, and adopt programme-control due to main, therefore do not need hardware to carry out or structure is carried out too large change, therefore can reduce costs.
In concrete enforcement, the span of the first set temperature value T1 can be: 60-68 DEG C, the span of the second set temperature value T2 can be: 60-68 DEG C, the span of the 4th set temperature value T4 can be: 120-130 DEG C, the span of the 3rd setting-up time value H3 is 15-20min, the upper limit T32 of the 3rd design temperature scope is 105 DEG C, and the lower limit T31 of the 3rd design temperature scope is 100 DEG C.
In concrete enforcement, in the heating of described the first heating period, pot is specifically as follows:
Pot in heating with full power.
By pot in heating with full power, make the temperature in the interior pot the bottom of a pan can reach fast the first set temperature value T1, save time.
In concrete enforcement, can also further optimize above-described embodiment.Fig. 3 and Fig. 4 are the flow chart of control method embodiment bis-of the present invention, described in the time detecting that the temperature in the bottom of a pan reaches the first set temperature value T1, before carrying out the second heating period B, also comprise:
In the time detecting that the temperature in the bottom of a pan reaches the lower limit T51 of the 5th design temperature scope, carry out the water suction stage;
The water suction stage:
Steps A 11, in the 4th default setting-up time value H4, the temperature of carrying out discontinuity heating and controlling the bottom of a pan remains between the 5th design temperature scope T51 and T52 always, T1>T52>T51;
Steps A 12, in the time that the temperature in arrival the 4th setting-up time value H4 and the bottom of a pan reaches the first set temperature value T1, carries out the second heating period B.
Described in the 4th default setting-up time value H4, the temperature of carrying out discontinuity heating and controlling the bottom of a pan remains between the 5th design temperature scope T51 and T52 always, be specially,
In the time detecting that the temperature in the bottom of a pan reaches the upper limit T42 of the 4th design temperature scope, stop heating interior pot;
When the temperature that the bottom of a pan detected is during lower than the lower limit T41 of the 4th design temperature scope, pot in heating.
In concrete enforcement, the span of the 4th setting-up time value H4 is 3-5min, the 5th design temperature scope is 55-60 DEG C, be that upper limit T52 is 60 DEG C, lower limit T51 is 55 DEG C, owing to stopping heating interior pot, because heater exists waste heat, the temperature of interior pot also can continue to heat up, therefore the upper limit T42 of the 4th design temperature scope is slightly less than upper limit T52, in the time that temperature reaches the upper limit T42 of the 4th design temperature scope, just stop heating, and when pot in heating, while just starting to heat, after still can continuing to decline a little, the temperature of interior pot just starts to heat up, therefore the lower limit T41 of the 4th design temperature scope is slightly larger than lower limit T51, just the temperature that can control the bottom of a pan remains between the 5th design temperature scope T51 and T52 always.
Compared with the rice in the stage that do not absorb water, after allowing rice absorb water, can accelerate the gelatinization degree of rice in uniform temperature and certain hour, ensure rice mouthfeel, improve the quality of rice.And with under normal temperature state, allow compared with rice water suction, allow at a certain temperature rice water suction, can improve the water-taking efficiency of rice.
Further, in described heating period B, according to timing time J1, set the first setting-up time value H1, be specially,
Step B51, calculates the first setting-up time value H1, H1=△ H* J1, and △ H is that Preset Time is set coefficient.
The size of timing time J1 has represented the size of rice amount, and J1 is larger, and rice amount is more, and H1 is larger, otherwise rice amount is fewer, and H1 is less.The span that Preset Time is set coefficient △ H is 4-5, and such as being 1 minute as timing time J1, it is 5 o'clock that Preset Time is set coefficient △ H value, H1=5 minute; When timing time J1 is 2 minutes, H1=10 minute.
In concrete enforcement, can detect the temperature in the interior pot the bottom of a pan and the temperature on pot top simultaneously, in described the second heating period in the first setting-up time value H1, when the temperature of carrying out discontinuity heating and controlling pot top remains between the 3rd design temperature scope T31 and T32 always, also can comprise
Step B61, detects and calculates the temperature difference on the bottom of a pan and pot top;
Step B62, relatively whether the temperature difference △ T on the bottom of a pan and pot top is less than setting value I;
Step B63, in the time that the temperature difference △ T on the bottom of a pan and pot top is less than setting value I, carries out boiling stage C.
In concrete enforcement, the span of setting value I is 20-25 DEG C, while being 20 DEG C such as setting value I, in the time that the temperature difference △ T on the bottom of a pan and pot top is less than 20 DEG C, rice aqueous mixtures in illustrating in pot is heated evenly, therefore by judging whether that the temperature difference △ T that reaches heat time first setting-up time value H1 or the bottom of a pan and pot top is less than setting value I, as the condition of carrying out boiling stage C, while making in meter aqueous mixtures that each rice is heated evenly, just carry out boiling stage C, thereby save time economize on electricity and guarantee rice mouthfeel.
Further, described the 3rd setting-up time value H3 comprises and stops heat time value H31 and discontinuity heat time value H32, and discontinuity heating in the 3rd setting-up time value H3 in the described expansion stage, is specially:
Step D11, stopping in heat time value H31, stops internally pot heating;
Step D12, in discontinuity heat time value H32, pot in discontinuity heating;
Further, step D12, in residue heat time H32, pot in discontinuity heating, after pot, stops heating interior pot in heating within a certain period of time within a certain period of time, and circulation is always until arrival residue heat time H32.
In concrete enforcement, discontinuity heat time value H32 value is 5min, stops heat time value H31=H3-H32.
In described expansion stage D, stopping in heat time value H31, stop internally pot heating, can make full use of pot in Yu Wen heating, make to save the energy and reduce energy consumption, and be interrupted pot in heating in discontinuity heat time value H32, and can make the water in interior pot fully evaporate, good to ensure the mouthfeel of rice.
Further, after described expansion stage D, also comprise,
Holding stage E: the temperature that detects the bottom of a pan;
In the 5th default setting-up time value H5, the temperature of carrying out discontinuity heating and controlling the bottom of a pan remains between the 6th design temperature scope T61 and T62 always, wherein T62 > T61.
In concrete enforcement, described holding stage E comprises the following steps,
Step e 1, in the 5th default setting-up time value H5, detects the temperature in the bottom of a pan;
Step e 2, when detecting that the temperature in the bottom of a pan reaches the lower limit T71 of the 7th design temperature scope, enters step e 3;
Step e 3, starts to heat interior pot;
Step e 4, detects that the temperature in the bottom of a pan reaches the upper limit T72 of the 7th design temperature scope, enters step e 5;
Step e 5, stops heating interior pot, enters step e 6;
Step e 6, judges whether to arrive the 5th setting-up time value H5, and judged result is yes, enters step e 7, and judged result is no, enters step e 1;
Step e 7, stops heating interior pot, EP (end of program).
In concrete enforcement, the span of the 5th setting-up time value H5 is 4-5min, the 6th design temperature scope is 60-70 DEG C, the upper limit T62 of the 6th design temperature scope is 70 DEG C, the lower limit T61 of the 6th design temperature scope is 60 DEG C, owing to stopping heating interior pot, because heater exists waste heat, the temperature of interior pot also can continue to heat up, therefore the upper limit T72 of the 7th design temperature scope is slightly less than upper limit T62, in the time that temperature reaches the upper limit T72 of the 7th design temperature scope, just stop heating, and when pot in heating, while just starting to heat, after still can continuing to decline a little, the temperature of interior pot just starts to heat up, therefore the lower limit T71 of the 7th design temperature scope is slightly larger than lower limit T61, just the temperature that can control the bottom of a pan remains between the 6th design temperature scope T61 and T62 always.
Rice after boiling is incubated, to ensure better rice mouthfeel, and when arriving when the 5th setting-up time value H5, stops heating interior pot, preventing the dry combustion method of interior pot, be sticking and rice in moisture excessive vaporization.
In concrete enforcement, in order to realize cooking to electric cooking appliance, the present invention also provides the control system of the cooking by using electric cooking appliance of a kind of embodiment, described electric cooking appliance comprises interior pot, the temperature of interior pot comprises the temperature in the bottom of a pan and the temperature on pot top, as shown in Figure 5, described control system comprises heater 1, first sensor 2, the second sensor 3, timer 4 and controller 5;
Heater 1, for heating interior pot;
First sensor 2, for detection of the temperature in the bottom of a pan;
The second sensor 3, for detection of the temperature on pot top;
Timer 4, for timing;
Controller 5, at the first heating period A: control pot in described heater 1 heating, and in the time that first sensor detects that the temperature in the bottom of a pan reaches the first set temperature value T1, execution the second heating period B;
At the second heating period B: control that timer 4 starts timing and in the time that the second sensor 3 detects that the temperature on pot top reaches the second set temperature value T2, control timer 4 stops timing and records timing time J1;
According to timing time J1, set the first setting-up time value H1;
In the first setting-up time value H1, control the interior pot of the described heater discontinuity heating temperature that also control pot pushes up and remain between the 3rd design temperature scope T31 and T32 always, wherein T32>T31 > T2;
In the time that the first setting-up time value H1 timing finishes, carry out boiling stage C;
At boiling stage C: in the time that first sensor 2 detects that the temperature in the bottom of a pan reaches the 4th set temperature value T4, carry out expansion stage, wherein T4>T1;
At expansion stage D: in the 3rd default setting-up time value H3, control pot in described heater 1 discontinuity heating.
In concrete enforcement, described controller 4, also for before not carrying out for the second heating period, in the time that first sensor 2 detects that the temperature in the bottom of a pan reaches the lower limit T51 of the 5th design temperature scope, is carried out water suction stage, wherein T51<T1;
In the water suction stage: in the 4th default setting-up time value H4, the temperature of controlling pot in the 1 discontinuity heating of described heater and controlling the bottom of a pan remains between the 5th design temperature scope T51 and T52 always, T1>T52>T51.
In concrete enforcement, described controller 4, also for after expansion stage D, is carried out holding stage E;
At holding stage E: in the 5th default setting-up time value H5, the temperature of controlling pot in described heater 1 discontinuity heating and controlling the bottom of a pan remains between the 6th design temperature scope T61 and T62, wherein T62 > T61 always.
In the different phase of the process of cooking, by the temperature of pot in continuous detection and timing accurately, judge the state of current rice, thereby intelligently control the internally heating of pot, heat at internal pot of the moment of needs heating, therefore can be ensureing in rice mouthfeel, can reduce production costs and adopt the economize on electricity that saves time of this cooking by using electric cooking appliance.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within all should being included in protection scope of the present invention.
Claims (7)
1. a control method for cooking by using electric cooking appliance, described electric cooking appliance comprises interior pot, and the temperature of interior pot comprises the temperature in the bottom of a pan and the temperature on pot top, it is characterized in that, and described control method comprises the following steps:
The first heating period: pot in heating;
Detect the temperature in the bottom of a pan;
Pot in the heating of described the first heating period, is specially:
Pot in heating with full power;
In the time detecting that the temperature in the bottom of a pan reaches the lower limit T51 of the 5th design temperature scope, carry out the water suction stage, wherein, the lower limit T51 of the 5th design temperature scope is less than the first set temperature value T1;
The water suction stage:
In the 4th default setting-up time value H4, the temperature of carrying out discontinuity heating and controlling the bottom of a pan remains between the 5th design temperature scope T51 and T52 always, T1>T52>T51;
In the time that the temperature in arrival the 4th setting-up time value H4 and the bottom of a pan reaches the first set temperature value T1, carried out for the second heating period;
The second heating period: start timing;
Detect the temperature on pot top;
In the time detecting that the temperature on pot top reaches the second set temperature value T2, stop timing and record timing time J1;
According to timing time J1, set the first setting-up time value H1;
In the first setting-up time value H1, carry out discontinuity heating and control pot temperature on top remaining between the 3rd design temperature scope T31 and T32 wherein T32>T31 > T2 always;
In the time that the first setting-up time value H1 timing finishes, carry out boiling stage;
Boiling stage: the temperature that detects the bottom of a pan;
In the time detecting that the temperature in the bottom of a pan reaches the 4th set temperature value T4, carry out expansion stage, wherein T4>T1;
Expansion stage: pot in discontinuity heating in the 3rd default setting-up time value H3.
2. control method as claimed in claim 1, is characterized in that, in described the second heating period, according to timing time J1, sets the first setting-up time value H1, is specially:
Calculate the first setting-up time value H1, H1=△ H* J1, △ H is that Preset Time is set coefficient.
3. control method as claimed in claim 1, is characterized in that, in described the second heating period, in the first setting-up time value H1, while carrying out discontinuity heating and control pot temperature on top remaining between the 3rd design temperature scope T31 and T32, also comprises always:
Detect and calculate the temperature difference in pot top and the bottom of a pan;
Relatively whether the temperature difference △ T in pot top and the bottom of a pan is less than setting value I;
When the temperature difference △ T in Dang Guoding and the bottom of a pan is less than setting value I, carry out boiling stage.
4. control method as claimed in claim 1, is characterized in that, described the 3rd setting-up time value H3 comprises and stop heat time value H31 and discontinuity heat time value H32, and discontinuity heating in the 3rd setting-up time value H3 in the described expansion stage, is specially:
Stopping in heat time value H31, stop internally pot heating;
In discontinuity heat time value H32, pot in discontinuity heating.
5. control method as claimed in claim 1, is characterized in that, after the described expansion stage, also comprises:
Holding stage: the temperature that detects the bottom of a pan;
In the 5th default setting-up time value H5, the temperature of carrying out discontinuity heating and controlling the bottom of a pan remains between the 6th design temperature scope T61 and T62 always, wherein T62 > T61.
6. the control system of a cooking by using electric cooking appliance, described electric cooking appliance comprises interior pot, the temperature of interior pot comprises the temperature in the bottom of a pan and the temperature on pot top, it is characterized in that, described control system comprises heater, first sensor, the second sensor, timer and controller;
Heater, for heating interior pot;
First sensor, for detection of the temperature in the bottom of a pan;
The second sensor, for detection of the temperature on pot top;
Timer, for timing;
Controller, in the first heating period: control in described heater heating pot;
In the time that first sensor detects that the temperature in the bottom of a pan reaches the lower limit T51 of the 5th design temperature scope, carry out the water suction stage, wherein, the lower limit T51 of the 5th design temperature scope is less than the first set temperature value T1;
In the water suction stage: in the 4th default setting-up time value H4, the temperature of controlling pot in described heater discontinuity heating and controlling the bottom of a pan remains between the 5th design temperature scope T51 and T52, T52>T51 always; In the time that the temperature in arrival the 4th setting-up time value H4 and the bottom of a pan reaches the first set temperature value T1, carried out for the second heating period;
In the second heating period: control timer and start timing and in the time that the second sensor detects that the temperature on pot top reaches the second set temperature value T2, control timer and stop timing and record timing time J1;
According to timing time J1, set the first setting-up time value H1;
In the first setting-up time value H1, control the interior pot of the described heater discontinuity heating temperature that also control pot pushes up and remain between the 3rd design temperature scope T31 and T32 always, wherein T32>T31 > T2;
In the time that the first setting-up time value H1 timing finishes, carry out boiling stage;
At boiling stage: in the time that first sensor detects that the temperature in the bottom of a pan reaches the 4th set temperature value T4, carry out expansion stage, wherein T4>T1;
In the expansion stage: in the 3rd default setting-up time value H3, control pot in described heater discontinuity heating.
7. control system as claimed in claim 6, is characterized in that, described controller, also for after the expansion stage, is carried out holding stage;
Holding stage: in the 5th default setting-up time value H5, the temperature of controlling pot in described heater discontinuity heating and controlling the bottom of a pan remains between the 6th design temperature scope T61 and T62 always, wherein T62 > T61.
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| CN103784000B (en) * | 2014-02-14 | 2016-04-20 | 深圳市润唐智能生活电器有限公司 | A kind of control method of electric cooker |
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