CN106510481B - A kind of thermal-insulation control method of electric cooker - Google Patents
A kind of thermal-insulation control method of electric cooker Download PDFInfo
- Publication number
- CN106510481B CN106510481B CN201610885962.9A CN201610885962A CN106510481B CN 106510481 B CN106510481 B CN 106510481B CN 201610885962 A CN201610885962 A CN 201610885962A CN 106510481 B CN106510481 B CN 106510481B
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- Prior art keywords
- electric cooker
- heater
- holding
- thermal
- temperature
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Classifications
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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
- A47J36/24—Warming devices
- A47J36/2483—Warming devices with electrical heating means
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
Abstract
The invention discloses a kind of thermal-insulation control methods of electric cooker, belong to culinary cuisine technical field, solve the problems, such as that existing electric cooker long-time heat preservation causes food hardening to turn yellow, electric cooker of the invention has control unit, heating device and interior pot, the heating device includes the bottom heater that internal pot bottom is heated and the side heater that internal pot side is heated, thermal-insulation control method is after the electric cooker enters holding stage, described control unit controls the bottom heater and the side heater alternately Heat preservation according to the holding temperature of setting.The embodiment of the present invention is used for electric rice cooker cooking food, such as cooks, cooks congee.
Description
[technical field]
The present invention relates to culinary cuisine appliance field more particularly to a kind of thermal-insulation control methods of electric cooker.
[background technique]
Electric cooker be changed into using electric energy it is interior can cooker, easy to use, sanitation and hygiene, have food is steamed,
The function of a variety of operations such as boil, stew, common electric cooker has automatic heat-insulation type, timing warm-keeping, micro computer controlled standard in the market
And novel remote control type, but no matter which kind of electric cooker, the process cooked substantially can all be divided into the water suction stage, heating boiling
The stage is risen, cooks rice over a slow fire, keep the temperature, the prior art is more paid close attention to when electric cooker is cooked to parameters such as cooking temp, cooking times
Control, and it is relatively very few for the control technology of holding stage, but in fact, the quality of heat insulation effect also influences whether food
Mouthfeel, the heat insulation effect of existing electric cooker in a short time is fine, but after long-time heat preservation, the mouthfeel of food will it is obvious under
Drop, such as long-time heat preservation is carried out after cooking, rice is easy for hardening jaundice, greatly reduces eating mouth feel, while also wasting
Electric energy.
[summary of the invention]
A kind of heat preservation of electric cooker is provided technical problem to be solved by the present invention lies in overcome the deficiencies in the prior art
Control method, the food mouthfeel after long-time heat preservation is effectively ensured.
Above-mentioned technical problem is solved, the present invention adopts the following technical scheme:
A kind of thermal-insulation control method of electric cooker, the electric cooker has control unit, heating device and interior pot, described to add
Thermal includes the bottom heater that internal pot bottom is heated and the side heater that internal pot side is heated, spy
Sign is, after the electric cooker enters holding stage, described control unit controls the bottom according to the holding temperature of setting and adds
Hot device and the side heater alternately Heat preservation.
In the thermal-insulation control method of above-mentioned electric cooker,
At holding stage initial stage, the bottom heater stops heating, and the side heater is with low-power to described interior
Pot side carries out Heat preservation；
In holding stage mid-term, the side heater gradually reduces power until stopping heating, the bottom heater
Heat preservation is carried out to the interior pot bottom with low-power；
In the holding stage later period, the bottom heater carries out Heat preservation to the interior pot bottom with low-power.
In the thermal-insulation control method of above-mentioned electric cooker, at holding stage initial stage, the power of the side heater is maintained
In 40W~70W.
In the thermal-insulation control method of above-mentioned electric cooker, in holding stage mid-term, the side heater power is per hour
Reduce 3W~6W.
In the thermal-insulation control method of above-mentioned electric cooker, in holding stage mid-term, the interior pot bottom temperature is lower than heat preservation
When temperature, the bottom heater starting heating, when the interior pot bottom temperature is higher than holding temperature, the bottom heater stops
Only heat.
In the thermal-insulation control method of above-mentioned electric cooker, in the holding stage later period, the interior pot bottom temperature is lower than heat preservation
When temperature, the bottom heater starting heating, when the interior pot bottom temperature is higher than holding temperature, the bottom heater stops
Only heat.
In the thermal-insulation control method of above-mentioned electric cooker, the holding stage initial stage, holding stage mid-term and holding stage
The soaking time ratio in later period is 1:3:2.
In the thermal-insulation control method of above-mentioned electric cooker, period on same day 9:00~11:00,14:00~16:00 period
And 22:00~period next day 5:00, the electric cooker carry out energy-saving heat preserving, remaining period, the electric cooker carries out just
Often heat preservation.
In the thermal-insulation control method of above-mentioned electric cooker, the holding temperature when electric cooker is normally kept the temperature is 60 °
~75 °, the holding temperature when electric cooker carries out energy-saving heat preserving is 50 °~55 °.
In the thermal-insulation control method of above-mentioned electric cooker, the bottom heater be heat-generating disc or bottom induction coils,
The side heater is heat-generating pipe or side induction coil.
Beneficial effects of the present invention:
The thermal-insulation control method of electric cooker of the invention, the electric cooker have control unit, heating device and interior pot, institute
Stating heating device includes the bottom heater that internal pot bottom is heated and the side heater that internal pot side is heated,
After the electric cooker enters holding stage, described control unit controls the bottom heater and institute according to the holding temperature of setting
State side heater alternately Heat preservation.It in simple terms, is exactly to maintain setting basic after electric cooker enters holding stage
Under the premise of holding temperature, control bottom heater and side heater alternately Heat preservation, avoid bottom heater and
Side heater one of long-time heating and cause the food of interior pot corresponding site to harden jaundice, and far from heating position
Food whitens softening, so that the mouthfeel of interior each level food of pot is more consistent, especially in the holding stage of electric cooker after the cooking
It is the food mouthfeel after can guarantee long-time heat preservation.
At holding stage initial stage, the bottom heater stops heating, and the side heater is with low-power to described interior
Pot side carries out Heat preservation；In holding stage mid-term, the side heater gradually reduces power until stopping heating, described
Bottom heater carries out Heat preservation to the interior pot bottom with low-power；In the holding stage later period, the bottom heater with
Low-power carries out Heat preservation to the interior pot bottom.In general, in the cooking process of preamble, mainly with bottom-heated
Based on, even if bottom still maintains higher temperature into holding stage, so use side heater with low-power to described
Interior pot side carries out Heat preservation, and rice bottom moisture can be prevented quickly to be evaporated, long-time heat preservation is conducive to；And entering
Holding stage mid-term, bottom temp are declined, and side temperature is at this moment gradually reduced, and bottom heater is with the internal pot of low-power
Bottom carries out Heat preservation, and side and bottom all maintain certain temperature, reach stereoscopic heat-insulating effect；And after holding stage
Phase, only bottom heater carries out Heat preservation with the internal pot bottom of low-power, and upper layer rice excessive water is avoided to evaporate and dry out,
After ensuring long-time heat preservation, each layer rice still has preferable and consistent mouthfeel.
Period on same day 9:00~11:00,14:00~16:00 period and 22:00~period next day 5:00, institute
It states electric cooker and carries out energy-saving heat preserving, remaining period, the electric cooker is normally kept the temperature.While guaranteeing heat insulation effect,
The holding temperature of specific time period in one day is reduced, power consumption is reduced, reaches energy-efficient purpose.
These features and advantages of the invention will the detailed exposure in following specific embodiment, attached drawing.
[Detailed description of the invention]
Following further describes the present invention with reference to the drawings:
Fig. 1 is the heat preservation flow chart of electric cooker in the preferred embodiment of the present invention.
[specific embodiment]
The technical solution of the embodiment of the present invention is explained and illustrated below with reference to the attached drawing of the embodiment of the present invention, but under
It states embodiment to be merely a preferred embodiment of the present invention, and not all.Based on the implementation example in the implementation mode, those skilled in the art
Obtained other embodiments without making creative work, belong to protection scope of the present invention.
The thermal-insulation control method for the electric cooker that the preferred embodiment of the present invention proposes, electric cooker have control unit, heating dress
Set with interior pot, heating device includes the bottom heater that internal pot bottom is heated and the side that internal pot side is heated
Heater, after electric cooker enters holding stage, control unit controls bottom heater according to the holding temperature of setting and side adds
Hot device alternately Heat preservation.
Specifically, above-mentioned bottom heater is generally arranged in pot body and is located at below interior pot, can be heat-generating disc or
Person's bottom induction coils, above-mentioned side heater are generally arranged in pot body and are located at interior pot side, can be heat-generating disc or
Bottom induction coils；For convenient for thermometric and to the control of heating/holding temperature, electric cooker also has bottom temperature detector and top
Thermal detector, top temperature measurement device are usually provided on pot cover, are protruded into and are carried out thermometric in interior pot, or the metal inner cover in contact pot is indirect
The temperature of steam in pot is detected, top temperature measurement device directly or indirectly acquires the temperature of interior pot bottom, and dual thermometry can make
The thermometric of electric cooker is more accurate, so as to control with the temperature value measured electric cooker, improves cooking quality.This field
Technical staff is well known to the structure of existing electric cooker, so be not described in conjunction with attached drawing.
For the embodiment of the present invention, after electric cooker enters holding stage, before basic maintenance setting holding temperature
Put, control bottom heater and side heater alternately Heat preservation, avoid bottom heater and side heater its
In a long-time heating and cause the food of interior pot corresponding site to harden jaundice, and the food far from heating position whitens change
It is soft, so that the mouthfeel of interior each level food of pot is more consistent in the holding stage of electric cooker after the cooking, it especially can guarantee length
Food mouthfeel after time heat preservation.
Preferably, the entire insulating process of electric cooker is divided into three phases by the present embodiment: holding stage initial stage, heat preservation
Stage mid-term and holding stage later period, in order to guarantee the prolonged heat insulation effect of electric cooker, corresponding each stage is using following control
Method processed:
At holding stage initial stage, bottom heater stop heating, side heater with low-power to the interior pot side into
Row Heat preservation；Specifically, in the cooking process of electric cooker preamble, mainly based on bottom-heated, interior pot bottom temperature
It is higher to compare side temperature, even if interior pot bottom still maintains higher temperature into holding stage, the prior art is usually being cooked
It is still kept the temperature after preparing food with bottom-heated, is just evaporated in the early stage so as to cause bottom rice moisture, lacks moisture and grow
Time heat preservation results in the problem of rice hardening jaundice, and the present embodiment stops heating, side in holding stage initial stage, bottom heater
Portion's heater carries out Heat preservation to the interior pot side with low-power, and rice bottom moisture can be effectively prevented by rapid steaming
It is dry, be conducive to long-time heat preservation.When it is implemented, the power of side heater maintains 40W~70W at holding stage initial stage,
The power of side heater is excessively high to be easy to dry in side rice, too low, can not meet rice heat insulation effect, preferred side
Heater power can be 40W, 45W, 50W, 55W, 60W, 65W, 70W etc., and the present embodiment is preferably 50W.
In holding stage mid-term, side heater gradually reduces power until stopping heating, bottom heater is with low-power
Heat preservation is carried out to the interior pot bottom；Specifically, into holding stage mid-term, bottom temp is declined, at this moment by
Step reduces side temperature, and bottom heater carries out Heat preservation with the internal pot bottom of low-power, and side and bottom all maintain
Certain temperature reaches stereoscopic heat-insulating effect；When it is implemented, side heater power reduces 3W~6W, preferably 4W per hour,
0W is gradually decreased to by 50W, i.e. the heating of stopping side, can guarantee entire holding stage mid-term in this way, interior pot side all has
Certain heat is conducive to the holding temperature for maintaining interior pot entirety；And bottom heater then presses mean power 100W or so and carries out work
Make, when interior pot bottom temperature is lower than holding temperature, bottom heater starting heating, interior pot bottom temperature is higher than holding temperature
When, bottom heater stops heating, and holding temperature only generates small range fluctuation, and saves electric energy.
In the holding stage later period, bottom heater carries out Heat preservation with the internal pot bottom of low-power and is specifically passing through
After crossing holding stage mid-term, the moisture of upper layer rice is insufficient, if later period side heater continues to heat, will lead to close to interior
The rice excessive water of pot side evaporates and dries out, therefore only selects bottom heater with the internal pot bottom of low-power in this stage
Carry out Heat preservation, avoid upper layer rice excessive water evaporate and dry out, it is ensured that after long-time heat preservation, each layer rice still have compared with
Good and consistent mouthfeel.Further the mean power of bottom heater is controlled in 150W or so, and works as interior pot bottom temperature
When degree is lower than holding temperature, bottom heater starting heating, when interior pot bottom temperature is higher than holding temperature, bottom heater stops
Heating, holding temperature only generates small range fluctuation, and saves electric energy.
In the three phases of above-mentioned insulating process, each stage hold time it is unsuitable too long also unsuitable too short, when maintenance
Between it is too long dry out it will cause the evaporation of local rice excessive water, holding time too short is unfavorable for long-time heat preservation effect.This
Embodiment holding stage initial stage, holding stage mid-term and the soaking time in holding stage later period ratio are 1:3:2, holding stage mid-term
Duration longest, conducive to the consistency of each layer rice mouthfeel of interior pot, the holding stage duration at initial stage is most short, avoids side long
Time heats and side rice is caused to dry out, the duration in holding stage later period therebetween, to extend whole heat preservation
Time.By taking 24 hours soaking times as an example, the holding stage duration at initial stage is controlled at 4 hours or so, and holding stage mid-term is held
At 12 hours or so, the duration in holding stage later period was controlled at 8 hours or so for continuous time control.
The holding temperature of the present embodiment electric cooker is generally set in 60 °~75 °, preferably generally at 60 °~70 °, at present
Some intelligent electric cookers can be by pressing key assignments holding temperature, can be according to oneself tool using this kind of preservation and controlling mode user
Body demand sets holding temperature, but this method needs user to have certain culinary art experience, if in order to which energy conservation is by holding temperature
Set too low, holding temperature cannot compensate the thermal loss in pot, just easily make rice rotten；If in order to guarantee holding temperature and special
Meaning is turned up, and not only wastes electric energy and easily leads to rice hardening jaundice.The present embodiment carries out the side of energy-saving heat preserving using specific time period
Formula come take into account energy conservation and heat insulation effect, as period on same day 9:00~11:00,14:00~16:00 period and 22:00~
Period next day 5:00, electric cooker carry out energy-saving heat preserving, remaining period, and electric cooker is normally kept the temperature, and are guaranteeing heat preservation effect
While fruit, the holding temperature of specific time period in one day is reduced, power consumption is reduced, reaches energy-efficient purpose.Normally keep the temperature
Holding temperature can be set as 60 °~70 °, and holding temperature when electric cooker carries out energy-saving heat preserving be then automatically adjusted to 50 °~
55 °, in this way, can achieve the effect that long-time heat preservation and rice never degenerates, moreover it is possible to be protected using the lower energy conservation of holding temperature
Temperature state achievees the purpose that using electricity wisely.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, is familiar with
The those skilled in the art should be understood that the present invention includes but is not limited to attached drawing and interior described in specific embodiment above
Hold.Any modification without departing from function and structure principle of the invention is intended to be included in the range of claims.
Claims (9)
1. a kind of thermal-insulation control method of electric cooker, the electric cooker has control unit, heating device and interior pot, the heating
Device includes the bottom heater that internal pot bottom is heated and the side heater that internal pot side is heated, feature
It is, after the electric cooker enters holding stage, described control unit controls the bottom-heated according to the holding temperature of setting
Device and the side heater alternately Heat preservation；
At holding stage initial stage, the bottom heater stops heating, and the side heater is with low-power to the interior pot side
Portion carries out Heat preservation；
In holding stage mid-term, the side heater gradually reduces power until stopping heating, the bottom heater is with low
Power carries out Heat preservation to the interior pot bottom；
In the holding stage later period, the bottom heater carries out Heat preservation to the interior pot bottom with low-power.
2. the thermal-insulation control method of electric cooker as described in claim 1, it is characterised in that: at holding stage initial stage, the side
The power of heater maintains 40W~70W.
3. the thermal-insulation control method of electric cooker as described in claim 1, it is characterised in that: in holding stage mid-term, the side
Heater power reduces 3W~6W per hour.
4. the thermal-insulation control method of electric cooker as described in claim 1, it is characterised in that: in holding stage mid-term, the interior pot
When bottom temp is lower than holding temperature, the bottom heater starting heating, when the interior pot bottom temperature is higher than holding temperature,
The bottom heater stops heating.
5. the thermal-insulation control method of electric cooker as described in claim 1, it is characterised in that: in the holding stage later period, the interior pot
When bottom temp is lower than holding temperature, the bottom heater starting heating, when the interior pot bottom temperature is higher than holding temperature,
The bottom heater stops heating.
6. the thermal-insulation control method of electric cooker as described in claim 1, it is characterised in that: the holding stage initial stage, heat preservation rank
Section mid-term and the soaking time in holding stage later period ratio are 1:3:2.
7. the thermal-insulation control method of electric cooker as described in one of claim 1 to 6, which is characterized in that when same day 9:00~11:00
Between section, 14:00~16:00 period and 22:00~period next day 5:00, the electric cooker carries out energy-saving heat preserving, remaining
Period, the electric cooker are normally kept the temperature.
8. the thermal-insulation control method of electric cooker as claimed in claim 7, which is characterized in that when the electric cooker is normally kept the temperature
Holding temperature be 60 °~75 °, the holding temperature when electric cooker carries out energy-saving heat preserving is 50 °~55 °.
9. the thermal-insulation control method of electric cooker as described in one of claim 1 to 6, which is characterized in that the bottom heater is
Perhaps the bottom induction coils side heater is heat-generating pipe or side induction coil to heat-generating disc.
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| CN201610885962.9A CN106510481B (en) | 2016-10-11 | 2016-10-11 | A kind of thermal-insulation control method of electric cooker |
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| CN201610885962.9A CN106510481B (en) | 2016-10-11 | 2016-10-11 | A kind of thermal-insulation control method of electric cooker |
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| CN106510481B true CN106510481B (en) | 2019-01-18 |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108926223B (en) * | 2017-05-22 | 2021-01-26 | 佛山市顺德区美的电热电器制造有限公司 | Electric cooker and rice stewing control method thereof |
| CN109124291B (en) * | 2017-06-19 | 2021-02-26 | 佛山市顺德区美的电热电器制造有限公司 | Electric cooker, heat preservation control method, heat preservation control device and readable storage medium |
| CN109426284B (en) * | 2017-09-01 | 2021-10-12 | 佛山市顺德区美的电热电器制造有限公司 | Heat preservation control method and device for cooking appliance and cooking appliance |
| CN109549468B (en) * | 2017-09-25 | 2021-02-23 | 佛山市顺德区美的电热电器制造有限公司 | Cooking method, cooking system and cooking appliance |
| CN109549467B (en) * | 2017-09-25 | 2021-01-15 | 佛山市顺德区美的电热电器制造有限公司 | Cooking method, cooking system and cooking appliance |
| CN109907661B (en) * | 2017-12-12 | 2022-03-01 | 佛山市顺德区美的电热电器制造有限公司 | Cooking method and cooking appliance |
| CN111685577B (en) * | 2019-03-15 | 2022-04-29 | 佛山市顺德区美的电热电器制造有限公司 | Cooking appliance, control method thereof, control device thereof and computer-readable storage medium |
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