CN113545678B - Heating control method of electric steam box - Google Patents
Heating control method of electric steam box Download PDFInfo
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- CN113545678B CN113545678B CN202010331153.XA CN202010331153A CN113545678B CN 113545678 B CN113545678 B CN 113545678B CN 202010331153 A CN202010331153 A CN 202010331153A CN 113545678 B CN113545678 B CN 113545678B
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J36/00—Parts, details or accessories of cooking-vessels
- A47J36/32—Time-controlled igniting mechanisms or alarm devices
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J2202/00—Devices having temperature indicating means
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Abstract
The invention relates to a heating control method of an electric steam box, which is characterized in that after a heating pipe is selected to work under preset heating power to maintain the electric steam box in a heat preservation stage, once the temperature reduction change value in a cavity of the electric steam box is detected to reach a preset temperature field threshold value, whether the currently working heating pipe is abnormal is detected, and once the heating pipe is abnormal, other heating pipes in an idle state are heated to the preset average heating power, so that the normal work of the electric steam box is ensured. Therefore, even if some heating pipes have abnormal work, the heating pipes with abnormal work can be replaced by starting the heating of other heating pipes, and the normal heating work of the electric steam box cannot be influenced due to the abnormal work of the individual heating pipes.
Description
Technical Field
The invention relates to the field of steam boxes, in particular to a heating control method of an electric steam box.
Background
The existing electric steam box mainly adopts a single heating pipe (or a heating pipe) or a plurality of heating pipes for heating. When the electric steam box adopts a single heating pipe for heating, the electric steam box has the advantage of low cost, but once the heating pipe is abnormal, the heating system of the electric steam box is completely paralyzed, and the heating work is difficult to continue to be executed; when the electric steam box adopts a plurality of heating pipes for heating, although the cost is higher, even if a certain heating pipe or a certain number of heating pipes are abnormal, other residual heating pipes can still continue to heat, and the heating system of the electric steam box can not be paralyzed due to the abnormality of a small number of heating pipes.
Chinese patent application CN109618422A discloses a heating control method for a steam box, the steam box comprises a first heating tube, a second heating tube, a drying wire, an exhaust fan, a temperature sensor, a timer and a steaming plate, and is characterized in that the power of the first heating tube is less than the power of the second heating tube; t1 is the temperature detected by a temperature sensor in the steam box, and T2 is the set temperature of the steam box; the heating control method of the steam box comprises the following steps:
step one, starting a first heating pipe, a second heating pipe, a drying wire and an exhaust fan, and starting a steaming tray after the first heating pipe, the second heating pipe, the drying wire and the exhaust fan are started for 30 seconds to 2 minutes;
step two, when T1 is more than or equal to T2-10 degrees, closing the first heating pipe;
step three, after the first heating tube is closed, when T1 is more than or equal to 100 degrees or T1 is more than or equal to T2, the second heating tube and the drying wire are closed; when the T1 is less than 100 degrees, the second heating tube continues to work for 10 +/-1 minutes, if the T1 is less than 80 degrees after the second heating tube continues to work for 10 +/-1 minutes, the second heating tube continues to work for 10 +/-1 minutes until the T1 is more than or equal to 80 degrees; when the temperature T1 is more than or equal to 80 ℃, adjusting the temperature T2 to be T2+3 ℃, closing the second heating tube and the drying wire, and starting the timer;
step four, after the second heating tube and the drying wire are closed, when T1 is smaller than T2-2 degrees, the first heating tube and the drying wire are opened, and the timer continues to work; when T1 is more than or equal to T2-2 degrees, the steam box maintains the original working state, and the timer continues to work;
step five, in the step four, after the first heating pipe and the drying wire are opened, when the T1 is more than or equal to the T2-10 degrees, the first heating pipe and the drying wire are continuously opened until the T1 is more than or equal to the T2 or the T1 is more than or equal to 100 degrees, and at the moment, the first heating pipe and the drying wire are closed; if the first heating tube and the drying wire are opened, T1 is less than T2-10 degrees, the timer stops working, the second heating tube and the drying wire are opened, the first heating tube is closed, and the step III is returned again;
step six, after the timer finishes timing, if T1 is less than 80 degrees, starting the drying wire to work for 12 +/-1 seconds, then closing the exhaust fan and the drying tray, and stopping all devices in the steam box; or after the timer finishes timing, starting the exhaust fan to work for 10 +/-1 minutes, then starting the drying wire to work for 12 +/-1 seconds, then closing the exhaust fan and the drying tray, and stopping all devices in the steam box from working.
The heating control method disclosed in patent application CN109618422A of the present invention is directed at the heating operation of a steam box with two heating pipes, once any one heating pipe is abnormal, the whole heating control method cannot be continuously executed, and the steam box cannot execute normal steaming and baking operation, and it is still difficult to get rid of the disadvantage of the existing steam box when a plurality of heating pipes are used for heating.
Disclosure of Invention
The invention aims to provide a heating control method of an electric steam box aiming at the prior art.
The technical scheme adopted by the invention for solving the technical problems is as follows: a heating control method of an electric steamer is characterized by comprising the following steps:
starting heating work of a heating pipe in the electric steam box; wherein, at least two heating pipes are arranged in the electric steaming box;
selecting a heating pipe to work under a preset heating power, and maintaining the electric steam box in a heat preservation stage;
when the temperature reduction value in the cavity of the electric steam box reaches a preset temperature difference threshold value, whether the heating pipe which works at present is abnormal is detected:
when the current working heating pipe works abnormally, other heating pipes in an idle state are started to heat, and the average heating power of all the started heating pipes is equivalent to the preset heating power, so that the electric steam box works normally; otherwise, the heating pipe which is currently working is enabled to continue working.
In the heating control method of the electric steam box, a heating pipe is selected to maintain the electric steam box in a heat preservation stage by executing heating work under preset heating power, and once the temperature reduction change value in the cavity of the electric steam box is detected to reach a preset temperature difference threshold value, whether the heating pipe in current work is abnormal or not is detected; once the heating pipe is abnormal, other heating pipes in an idle state are enabled to work, so that the average heating power at the moment is equivalent to the original preset heating power, and the normal work of the electric steam box is ensured. Therefore, even if some heating pipes are abnormal in work, the heating pipes with abnormal work can be replaced by starting the heating of other heating pipes, and the normal heating work of the electric steam box cannot be influenced due to the abnormal work of the individual heating pipes.
Specifically, in the method for controlling heating of the electric steam box, the heating pipe in the electric steam box starts heating operation according to the following mode:
acquiring power values of heating pipes in the electric steam box; the total number of the heating pipes in the electric steam box is marked as N, wherein N is more than or equal to 2;
according to the magnitude of each power value, obtaining a power ascending sequence aiming at a heating pipe in the electric steam box; wherein, the ascending sequence mark of power of heating pipe in the electric steam box is { P n N is more than or equal to 1 and less than or equal to N, and the nth heating Pipe in the power ascending sequence is marked as Pipe n Heating Pipe No. n n Is marked as P n ；
Starting the heating work of the heating pipes with required quantity according to the preset average power; wherein the preset average power flag is
1≤N 1 N is less than or equal to N, T is heating duration, T heating Is a heating cycle.
In addition, in the invention, the electric steamer is maintained in a heat preservation stage as follows:
step a1, detecting the temperature in the cavity of the electric steamer, and judging according to the detected temperature in the cavity of the electric steamer:
when the temperature in the cavity of the electric steamer reaches a preset temperature threshold value, the electric steamer carries out heat preservation work and the step a2 is carried out; otherwise, all the heating pipes which are started at present are enabled to continue heating;
step a2, detecting the change condition of the temperature in the cavity of the electric steam box, and judging and processing according to the change condition of the temperature in the cavity:
when the temperature drop value in the cavity exceeds a preset temperature difference threshold value, adding 1 to the accumulated value of the temperature drop times in the cavity, simultaneously starting the heating work of all the heating pipes in an idle state, and turning to a step a3; otherwise, the electric steam box continues to perform heat preservation work;
step a3, detecting the temperature in the cavity of the electric steamer again, and making a judgment according to the temperature in the cavity of the electric steamer:
when the temperature in the cavity of the electric steam box reaches the preset temperature threshold, the electric steam box executes heat preservation work, and the step a4 is carried out; otherwise, continuing to start the heating work of all the heating pipes in the idle state until the temperature in the cavity of the electric steam box reaches the preset temperature threshold;
step a4, judging and processing according to the cumulative value of the temperature reduction times in the cavity:
when the accumulated value reaches a first preset number of times, turning to a step a5; otherwise, the heating pipe is continuously heated by the heating pipe with the initial sequence number for executing the current heat preservation work of the electric steam box;
step a5, starting the heating work of the heating pipe with the next sequence number corresponding to the heating pipe with the initial sequence number to obtain the current duty ratio of the actual heating power of the heating pipe with the next sequence number; the current duty ratio is the ratio of the actual power of the heating pipe with the initial serial number to the actual heating power of the heating pipe with the next serial number;
step a6, when the average heating power of all the heating pipes in heating work is the same as the actual heating power of the heating pipes with the initial sequence number, the electric steam box executes heat preservation work; otherwise, continuing to increase the actual heating power of the heating pipe with the next sequence number until the average heating power of all the heating pipes is the same as the actual heating power of the heating pipes with the initial sequence number;
step a7, detecting the change condition of the temperature in the cavity of the electric steamer, and judging according to the change condition of the temperature in the cavity:
when the temperature in the cavity body drops to exceed the preset temperature difference threshold value, adding 1 to the accumulated value of the temperature drop times in the cavity body, simultaneously starting the heating work of all the heating pipes in an idle state, and turning to the step a8; otherwise, the electric steam box continues to perform heat preservation work;
step a8, judging according to the accumulated value of the temperature reduction times in the cavity:
when the accumulated value reaches the preset number corresponding to the heating pipe with the next sequence number, starting the heating work of the heating pipe with the next sequence number, and turning to the step a9; otherwise, the heating pipe with the current next sequence number continues to heat;
and a9, correspondingly processing the heating work of the heating pipe with the next sequence number according to the modes of the step a5 to the step a 8.
In the invention, the heating pipes with the initial serial numbers are used when the electric steam box performs heat preservation.
In view of the problem of insufficient heating power caused by air leakage and other factors in the structure of the electric steam box, in the invention, in order to ensure that the temperature in the cavity of the electric steam box is stable, step a9 may further include: judging and processing according to the serial number of the currently started heating pipe: when the serial number of the heating pipe which is started currently is N, increasing the heating power of the heating pipe with the initial serial number; otherwise, calculating to obtain all the started heating pipe sequences with the average heating power equal to the initial sequence number heating pipe power, and enabling the heating pipes in all the started heating pipe sequences to work so as to maintain the electric steam box to be heated under the average heating power. That is, when the number of the heating pipes started currently is not N, a certain number of heating pipes need to be selected, so that the average heating power of the selected heating pipes is equal to the power of the heating pipes with the initial number. When the number of the heating pipe which is started currently is N, the heating power of the heating pipe with the initial number is preferably increased in a multiple mode.
In order to respond to the cooking process requirement of the electric steam box in time, in the heating control method of the electric steam box, when the heat preservation work of the electric steam box reaches the preset heat preservation time, the heating work of all the heating pipes is stopped.
Compared with the prior art, the invention has the advantages that: the method comprises the steps that heating pipes are selected to maintain the electric steam box in a heat preservation stage by executing heating work under preset heating power, and once the temperature reduction change value in the cavity of the electric steam box is detected to reach a preset temperature difference threshold value, whether the heating pipes in the current work are abnormal is detected; once the heating pipe is abnormal, other heating pipes in an idle state are enabled to work, so that the average heating power at the moment is equivalent to the original preset heating power, and the normal work of the electric steam box is ensured. Therefore, even if some heating pipes have abnormal work, the heating pipes with abnormal work can be replaced by starting the heating of other heating pipes, and the normal heating work of the electric steam box cannot be influenced due to the abnormal work of the individual heating pipes.
Drawings
FIG. 1 is a schematic flow chart of a heating control method of an electric steam box in an embodiment of the invention.
Detailed Description
The invention is described in further detail below with reference to the accompanying examples.
As shown in fig. 1, the embodiment provides a heating control method of an electric steamer, comprising the following steps:
step 1, starting heating work of a heating pipe in an electric steam box;
the electric steamer of the embodiment is internally provided with 10 heating pipes, and the step 1 is as follows:
according to the sequence of the power values from small to large, obtaining a power ascending sequence aiming at the heating pipes in the electric steaming box, wherein the power ascending sequence is marked as { P 1 ,P 2 ,P 3 ,P 4 ,P 5 ,P 6 ,P 7 ,P 8 ,P 9 ,P 10 The nth heating tube in the power ascending sequence is marked as Pipe n Heating Pipe No. n n Is marked as P n (ii) a Setting a preset average power in advance
Then starting the number of N 1 The heating pipe performs heating work so that the N is activated 1 Average power of each heating tube is
Namely that
N 1 T is not more than 10, T is heating duration time heating Is a heating cycle;
step 2, selecting a heating pipe to work under a preset heating power, and maintaining the electric steam box in a heat preservation stage; wherein the preset heating power can be marked as P Pre-set (ii) a The electric steamer is maintained in a heat preservation stage according to the following steps a1 to a 9:
step a1, detecting the temperature in the cavity of the electric steamer, and judging according to the detected temperature in the cavity of the electric steamer:
when the temperature in the cavity of the electric steam box reaches a preset temperature threshold value T th When the heating operation of the heating pipe No. 1 is started, the electric steam box executes the heat preservation operation, and the step a2 is switched to; otherwise, all the heating pipes which are started at present are enabled to continue heating; for example, the preset temperature threshold value can be set to be between 40 ℃ and 120 ℃;
step a2, detecting the change condition of the temperature in the cavity of the electric steam box, and judging and processing according to the change condition of the temperature in the cavity:
when the temperature drop value delta T in the cavity exceeds the preset temperature difference threshold value delta T th Adding 1 to the cumulative value Y of the temperature reduction times in the cavity, and simultaneously starting the heating work of all the heating pipes (namely, heating pipes No. 2 to No. 10) in the idle state, so that all the heating pipes in the idle state work together to increase the temperature in the cavity of the electric steaming box to the preset temperature threshold T th Turning to the step a3; otherwise, the electric steam box continues to use the No. 1 heating pipe to perform heat preservation work;
step a3, detecting the temperature in the cavity of the electric steamer again, and making a judgment according to the temperature in the cavity of the electric steamer:
when the temperature in the cavity of the electric steam box reaches a preset temperature threshold T th When the heating pipe is used, the electric steam box performs heat preservation work by using the heating pipe No. 1, the heating pipe in the step a2 (namely, the heating pipe No. 2 to the heating pipe No. 10) does not need to be started again to perform heating, and the step a4 is switched; otherwise, continuing to start the heating work of all the heating pipes in the idle state until the temperature in the cavity of the electric steam box reaches a preset temperature threshold T th Thereby maintaining the temperature in the cavity and achieving the heat preservation effect;
step a4, judging according to the cumulative value of the temperature reduction times in the cavity:
when the accumulated value Y reaches a first preset number of times X 1 When the heat pipe is abnormal, the No. 1 heating pipe which performs heat preservation work in the cavity at present is shown to be abnormal, and the step a5 is switched to; otherwise, the heating is continued by the heating pipe with the initial serial number (namely, the heating pipe No. 1) which executes the current heat preservation work of the electric steam box; wherein, the heating pipes with the initial sequence number are the heating pipes used by the electric steam box when the electric steam box executes the heat preservation work;
step a5, starting the heating work of the heating pipe with the next sequence number corresponding to the heating pipe No. 1, namely starting the heating work of the heating pipe No. 2 to obtain the actual heating power P of the heating pipe No. 2 2 Current duty cycle of; wherein the current duty ratio is 1 heating pipe actual heating power P 1 Actual heating work of No. 2 heating pipeRate P 2 The ratio of (A) to (B);
step a6, when the heating operation is performed, the average heating power of all the heating pipes (namely, the No. 1 heating pipe and the No. 2 heating pipe) and the actual heating power P of the No. 1 heating pipe 1 Meanwhile, the electric steam box utilizes the started No. 2 heating pipe to perform heat preservation work; otherwise, the actual heating power of the No. 2 heating pipe is continuously increased until the average heating power of all the current heating pipes and the actual heating power P of the No. 1 heating pipe 1 The same;
step a7, detecting the change condition of the temperature in the cavity of the electric steam box, and judging according to the change condition of the temperature in the cavity:
when the temperature in the cavity body drops to exceed a preset temperature difference threshold value delta T th When the temperature is decreased, the accumulated value of the temperature decrease times in the cavity is added with 1, and the heating operation of all the heating pipes in an idle state (namely, the heating pipes from No. 3 to No. 10) is started at the same time, and the step a8 is carried out; otherwise, the electric steam box continues to utilize the No. 2 heating pipe to perform heat preservation work;
step a8, judging according to the accumulated value of the temperature reduction times in the cavity:
when the accumulated value Y reaches the preset times X corresponding to the No. 2 heating pipe 2 When the heating operation is needed, starting the heating operation of the No. 3 heating pipe, and turning to the step a9; otherwise, the current No. 2 heating pipe continues to heat;
step a9, correspondingly processing the heating work of the No. 3 heating pipe according to the modes of the steps a5 to a 8.
The circulation is executed, as long as one heating pipe works abnormally, namely when the temperature drop value in the cavity is detected to exceed the preset temperature difference threshold value, the heating pipe works abnormally, and at the moment, the heating pipe with the next serial number is started to work.
Step 3, when the temperature reduction value in the cavity of the electric steam box reaches a preset temperature difference threshold value, detecting whether the heating pipe which works currently is abnormal:
when the current working heating pipe works abnormally, other heating pipes in an idle state are started to heat, and the average heating power of all the started heating pipes is equivalent to the preset heating power, so that the electric steam box works normally; otherwise, the heating pipe which is currently working is enabled to continue working. For example, when it is detected that the currently operating heating pipe is working normally, the currently operating heating pipe is caused to continue heating according to a preset flow.
In consideration of the problem of insufficient heating power caused by air leakage and other factors of the structure of the electric steam box, in order to ensure stable temperature in the cavity of the electric steam box, the step a9 may further include: judging according to the serial number of the currently started heating pipe:
when the serial number of the currently started heating pipe is 10, namely the serial number of the currently started heating pipe reaches the maximum creep of the heating pipe in the electric steam box, the heating power of the heating pipe No. 1 (namely the heating pipe with the initial serial number) is increased; otherwise, calculating to obtain all the started heating pipe sequences with the average heating power equal to the power of the No. 1 heating pipe, and enabling the heating pipes in all the started heating pipe sequences to work so as to maintain the electric steam box to heat under the average heating power. For example, the average power of the three heating pipes, i.e., the heating pipe 3, the heating pipe 4 and the heating pipe 6, is equivalent to the power of the heating pipe 1, and then the heating pipe 3, the heating pipe 4 and the heating pipe 6 are started after the heating pipe 1 is judged to be abnormal, so that the heating power of the electric steam box during operation is still the same as the heating power of the electric steam box during operation when the heating pipe 1 is independently adopted. Of course, when the number of the heating pipe started at present is 10, the preset heating power P is described Pre-set When the electric steamer is heated, the normal cooking requirement of the electric steamer can not be met, and the heating power needs to be increased at the moment. Among these, it is preferable to increase the heating power of heating tube No. 1 by a factor.
In order to respond to the cooking process requirement of the electric steam box in time, when the heat preservation work of the electric steam box reaches the preset heat preservation time, the heating work of all the heating pipes is stopped.
Claims (5)
1. A heating control method of an electric steamer is characterized by comprising the following steps:
starting heating work of a heating pipe in the electric steam box; wherein, at least two heating pipes are arranged in the electric steaming box;
selecting a heating pipe to work under a preset heating power, and maintaining the electric steam box in a heat preservation stage;
when the temperature reduction value in the cavity of the electric steam box reaches a preset temperature difference threshold value, detecting whether the heating pipe which works currently is abnormal:
when the current working heating pipe works abnormally, other heating pipes in an idle state are started to heat, and the average heating power of all the started heating pipes is equal to the preset heating power, so that the electric steam box works normally; otherwise, the heating pipe which is currently working is enabled to continue working;
wherein, the electric steamer maintains to be in the heat preservation stage according to following mode:
step a1, detecting the temperature in the cavity of the electric steamer, and judging according to the detected temperature in the cavity of the electric steamer:
when the temperature in the cavity of the electric steamer reaches a preset temperature threshold value, the electric steamer carries out heat preservation work and the step a2 is carried out; otherwise, all the heating pipes which are started currently are enabled to continue heating;
step a2, detecting the change condition of the temperature in the cavity of the electric steamer, and judging according to the change condition of the temperature in the cavity:
when the temperature drop value in the cavity exceeds a preset temperature difference threshold value, adding 1 to the accumulated value of the temperature drop times in the cavity, simultaneously starting the heating work of all the heating pipes in an idle state, and turning to a step a3; otherwise, the electric steam box continues to perform heat preservation work;
step a3, detecting the temperature in the cavity of the electric steamer again, and making a judgment according to the temperature in the cavity of the electric steamer:
when the temperature in the cavity of the electric steamer reaches a preset temperature threshold value, the electric steamer carries out heat preservation work and the step a4 is carried out; otherwise, continuing to start the heating work of all the heating pipes in the idle state until the temperature in the cavity of the electric steam box reaches a preset temperature threshold;
step a4, judging and processing according to the cumulative value of the temperature reduction times in the cavity:
when the accumulated value reaches a first preset number of times, turning to a step a5; otherwise, the heating pipe is continuously heated by the heating pipe with the initial sequence number for executing the current heat preservation work of the electric steam box; wherein, the heating pipe with the initial sequence number is a heating pipe used when the electric steam box executes the heat preservation work;
step a5, starting the heating work of the heating pipe with the next sequence number corresponding to the heating pipe with the initial sequence number to obtain the current duty ratio of the actual heating power of the heating pipe with the next sequence number; the current duty ratio is the ratio of the actual power of the heating pipe with the initial serial number to the actual heating power of the heating pipe with the next serial number;
step a6, when the average heating power of all the heating pipes in heating work is the same as the actual heating power of the heating pipes with the initial sequence number, the electric steam box executes heat preservation work; otherwise, continuing to increase the actual heating power of the heating pipe with the next sequence number until the average heating power of all the heating pipes is the same as the actual heating power of the heating pipes with the initial sequence number;
step a7, detecting the change condition of the temperature in the cavity of the electric steamer, and judging according to the change condition of the temperature in the cavity:
when the temperature in the cavity body is reduced to exceed a preset temperature difference threshold value, adding 1 to the accumulated value of the temperature reduction times in the cavity body, simultaneously starting the heating work of all the heating pipes in an idle state, and turning to a step a8; otherwise, the electric steamer continues to perform heat preservation work;
step a8, judging according to the accumulated value of the temperature reduction times in the cavity:
when the accumulated value reaches the preset number corresponding to the heating pipe with the next sequence number, starting the heating work of the heating pipe with the next sequence number, and turning to the step a9; otherwise, the heating pipe with the current next sequence number continues to heat;
step a9, correspondingly processing the heating work of the heating pipes with the next sequence number according to the modes of the step a5 to the step a8;
and, the step a9 is followed by: judging according to the serial number of the currently started heating pipe: when the serial number of the heating pipe which is started currently is N, increasing the heating power of the heating pipe with the initial serial number; otherwise, calculating to obtain all the started heating pipe sequences with the average heating power equal to the heating pipe power of the initial sequence number, and enabling the heating pipes in all the started heating pipe sequences to work so as to maintain the electric steam box to heat under the average heating power.
2. The heating control method of the electric steamer as claimed in claim 1, characterized in that the heating pipe in the electric steamer starts heating operation as follows:
acquiring power values of heating pipes in the electric steam box; the total number of the heating pipes in the electric steam box is marked as N, wherein N is more than or equal to 2;
according to the magnitude of each power value, obtaining a power ascending sequence aiming at the heating pipe in the electric steam box; wherein, the power ascending sequence mark of the heating pipe in the electric steam box is { P n And N is more than or equal to 1 and less than or equal to N, and the nth heating Pipe in the power ascending sequence is marked as Pipe n Heating Pipe No. n n Is marked as P n ；
Starting the heating work of the heating pipes with the required number according to the preset average power; wherein the preset average power flag is
T is the duration of heating, T heating Is a heating cycle.
3. The heating control method of an electric steaming box according to claim 2, wherein when the number of the currently activated heating pipe is N, the heating power of the heating pipe of the initial number is increased in a multiple form.
4. The heating control method of the electric steamer of any one of claims 1 to 3, characterized in that the heating operation of all the heating pipes is stopped when the heat preservation operation of the electric steamer reaches a preset heat preservation time.
5. The heating control method of an electric steamer as claimed in any one of the claims 1 to 3, characterized in that the preset temperature threshold is between 40 ℃ and 120 ℃.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH0698082B2 (en) * | 1988-04-18 | 1994-12-07 | 松下電器産業株式会社 | rice cooker |
| KR950009262A (en) * | 1993-09-16 | 1995-04-21 | 이헌조 | Apparatus and method for measuring power consumption of inverter cookers |
| JP3482389B2 (en) * | 2000-10-20 | 2003-12-22 | 阪神エレクトリック株式会社 | Rice cooker monitoring device |
| KR100508340B1 (en) * | 2003-08-12 | 2005-08-17 | 엘지전자 주식회사 | Method of sensing heater trouble of clothing drier |
| CN2891925Y (en) * | 2006-05-11 | 2007-04-25 | 曲彬 | Multipurpose electric heating cooker equiped with standby electric heating tube |
| CN203987498U (en) * | 2014-04-24 | 2014-12-10 | 宁波方太厨具有限公司 | A kind of evaporimeter for steam box |
| CN206166683U (en) * | 2016-08-17 | 2017-05-17 | 浙江德普电器有限公司 | Take electric steamer of heat preservation meal and fermentation function |
| CN109090990B (en) * | 2017-06-21 | 2021-04-20 | 佛山市顺德区美的电热电器制造有限公司 | Heating disc assembly, cooking appliance with heating disc assembly and control method of cooking appliance |
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