CN103784003B - Steam cooking control method, steam cooking control system and steam cooking apparatus - Google Patents
Steam cooking control method, steam cooking control system and steam cooking apparatus Download PDFInfo
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- CN103784003B CN103784003B CN201410035382.1A CN201410035382A CN103784003B CN 103784003 B CN103784003 B CN 103784003B CN 201410035382 A CN201410035382 A CN 201410035382A CN 103784003 B CN103784003 B CN 103784003B
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Abstract
The invention provides a kind of steam cooking control method, comprising: the culinary art order received according to steam cooking apparatus, determine required steam jet path; According to corresponding to the cycle of described required steam jet path and default dutycycle, control to supply water to the steam generator in described steam cooking apparatus; Utilize the steam that described steam generator produces, the article of cooking in described steam cooking apparatus are heated.The invention allows for a kind of steam cooking control system and a kind of steam cooking apparatus.By technical scheme of the present invention, simple control program can be adopted, and without the need to performing complicated hardware modification, the effective control to steam jet path can be realized.
Description
Technical field
The present invention relates to household electrical appliance technical field, in particular to a kind of steam cooking control method, a kind of steam cooking control system and a kind of steam cooking apparatus.
Background technology
At present, electric heating food mode the most general utilizes electric heating tube to heat.Particularly, be take air as medium, produce convection current by heat transfer or blower fan air-supply slowly and heat, or, use microwave energy to cause the hydrone high vibration frictional heat in air to heat.But above-mentioned mode of heating, because of the direct exposed to air of food, is easy to produce oxidation reaction, the nutrition of food can be made to run off in a large number; Meanwhile, make because dehydration is serious food itself shrivelled, be old for one's age, thus cause appearance and mouthfeel all can not reach the requirement of people.
In recent years, people more and more pay attention to health diet, also more and more higher to the requirement of culinary art effect.Little by little, people recognize that the mode of " boiling " (i.e. Steam Heating) is well positioned to meet their requirement.The huge heat relying on steam to release when liquefying due to boiling takes processed food, has plurality of advantages: first cooking speed is fast; Its two, due to the easy diffusivity of gas, food is heated also quite even, thus avoids that part is overheated burns, the problem that nutritive value reduces; Its three, owing to reducing the oxygen concentration in air in steam cooking process, make large multipair oxygen sensitive, easily oxidized nutritional labeling is subject to good protective effect, thus boiling food out is not only of high nutritive value and mouthfeel is fresh and tender, likable.
But the steam cooking apparatus (as electric steamer, electric steam furnace, steam microwave oven, ripples stove etc.) in correlation technique, be all produce steam by fixing mode, namely the path of go the rounds of steam is fixed, and easily causes the problem that heat foods is uneven.
Therefore, how effectively to control the path of go the rounds of steam, improve steam utilization and the efficiency of heating surface, keep from heat inequality, becomes technical problem urgently to be resolved hurrily at present.
Summary of the invention
The present invention is intended at least to solve one of technical problem existed in prior art or correlation technique.
For this reason, one object of the present invention is to propose a kind of steam cooking control method.
Another object of the present invention is to propose a kind of steam cooking control system.
Another object of the present invention is to propose a kind of steam cooking apparatus.
For achieving the above object, embodiment according to a first aspect of the invention, proposes a kind of steam cooking control method, comprising: the culinary art order received according to steam cooking apparatus, determines required steam jet path; According to corresponding to the cycle of described required steam jet path and default dutycycle, control to supply water to the steam generator in described steam cooking apparatus; Utilize the steam that described steam generator produces, the article of cooking in described steam cooking apparatus are heated.
In this technical scheme, correspond to fixing dutycycle, by controlling to the output in steam generator, the quantity of steam of corresponding generation is changed, and due to the capacity in steam generator fix, jet size fixes, the pressure that steam is produced at the nozzle place of steam generator is also different, namely when output is larger, the quantity of steam produced pressure that is more, that produce at nozzle place is larger, thus the distance of spraying is far away, achieves the control to steam jet path.
Owing to only needing to adjust the control that control program can realize output, and without the need to adding new hardware configuration, make the holistic cost that contributes to controlling steam cooking apparatus and structure complexity.
In addition, steam cooking control method according to the above embodiment of the present invention, can also have following additional technical characteristic:
In technique scheme, preferably, also comprise: in advance steam jet path and cycle are carried out corresponding stored, search the corresponding cycle for according to described required steam jet path; Wherein, the jet length that the arbitrary steam jet path prestored is corresponding and corresponding cycle are proportionate.
In this technical scheme, by steam jet path and cycle are carried out pre-stored, such as be stored in the memory in steam cooking apparatus in table form, thus can table look-up according to actual demand for heat, and realize the effective control to steam jet path with the corresponding cycle.
Meanwhile, because dutycycle is certain, then, when the cycle is longer, output is more and the heat time is longer, make the quantity of steam of generation in the unit interval larger, and the pressure produced in the confined space of steam generator is larger, thus jet length is far away.Based on above-mentioned rule, corresponding relation accurately can be set up between steam jet path and cycle.
In technique scheme, preferably, when being supplied water to described steam generator by water pump, the process that described control is supplied water to the steam generator in described steam cooking apparatus specifically comprises: according to corresponding to the cycle of described required steam jet path and described default dutycycle, generate corresponding pulse width modulating signal; When described pulse width modulating signal is in high level, export enabling signal to described water pump, and when described pulse width modulating signal is in low level, export stop signal to described water pump.
In this technical scheme, for adopting the hardware configuration that supplies water to steam generator of water pump, by startup and the dwell time of control water pump, its output to steam generator correspondingly can be controlled.
In technique scheme, preferably, also comprise: according to the setting command received, described default dutycycle is arranged; Wherein, the output that described default dutycycle is corresponding is less than or equal to the water consumption of described steam generator within the cycle corresponding to described required steam jet path.
In this technical scheme, dutycycle can be pre-set by manufacturer or user particularly.When output is less than or equal to water consumption, make can not exist in steam generator to supply water and remain, thus contribute on the one hand keeping the clean of steam generator, avoid water carried by steam and spray on the other hand, prevent the heating process affecting food (namely cooking article).
In technique scheme, preferably, also comprise: within arbitrary cycle, when described steam generator completes after to the vaporize process of supplying water, store the heat energy that described steam generator produces, for the vaporize process in next cycle.
In this technical scheme, steam generator can keep heating when not supplying water, and heat is stored, thus when the next cycle realizes supplying water, can start to produce steam within the shortest time, and all water supply contributing to shortening in the single cycle be by the time span of vaporize.
Embodiment according to a second aspect of the present invention, proposes a kind of steam cooking control system, comprising: path determining unit, for the culinary art order received according to steam cooking apparatus, determines required steam jet path; Water circulation unit, for according to corresponding to the cycle of described required steam jet path and default dutycycle, controls to supply water to the steam generator in described steam cooking apparatus; Heating processing unit, for the steam utilizing described steam generator to produce, heats the article of cooking in described steam cooking apparatus.
In this technical scheme, correspond to fixing dutycycle, by controlling to the output in steam generator, the quantity of steam of corresponding generation is changed, and due to the capacity in steam generator fix, jet size fixes, the pressure that steam is produced at the nozzle place of steam generator is also different, namely when output is larger, the quantity of steam produced pressure that is more, that produce at nozzle place is larger, thus the distance of spraying is far away, achieves the control to steam jet path.
Owing to only needing to adjust the control that control program can realize output, and without the need to adding new hardware configuration, make the holistic cost that contributes to controlling steam cooking apparatus and structure complexity.
In addition, steam cooking control system according to the above embodiment of the present invention, can also have following additional technical characteristic:
In technique scheme, preferably, also comprising: pre-storing unit, in advance steam jet path and cycle being carried out corresponding stored, searching the corresponding cycle for described water circulation unit according to described required steam jet path; Wherein, the jet length that the arbitrary steam jet path prestored is corresponding and corresponding cycle are proportionate.
In this technical scheme, by steam jet path and cycle are carried out pre-stored, such as be stored in the memory in steam cooking apparatus in table form, thus can table look-up according to actual demand for heat, and realize the effective control to steam jet path with the corresponding cycle.
Meanwhile, because dutycycle is certain, then, when the cycle is longer, output is more and the heat time is longer, make the quantity of steam of generation in the unit interval larger, and the pressure produced in the confined space of steam generator is larger, thus jet length is far away.Based on above-mentioned rule, corresponding relation accurately can be set up between steam jet path and cycle.
In technique scheme, preferably, described water circulation unit comprises: signal generates subelement, for when being supplied water to described steam generator by water pump, according to corresponding to the cycle of described required steam jet path and described default dutycycle, generate corresponding pulse width modulating signal; Signal exports subelement, for when described pulse width modulating signal is in high level, exports enabling signal to described water pump, and when described pulse width modulating signal is in low level, exports stop signal to described water pump.
In this technical scheme, for adopting the hardware configuration that supplies water to steam generator of water pump, by startup and the dwell time of control water pump, its output to steam generator correspondingly can be controlled.
In technique scheme, preferably, also comprise: setting unit, for according to the setting command received, described default dutycycle is arranged; Wherein, the output that described default dutycycle is corresponding is less than or equal to the water consumption of described steam generator within the cycle corresponding to described required steam jet path.
In this technical scheme, dutycycle can be pre-set by manufacturer or user particularly.When output is less than or equal to water consumption, make can not exist in steam generator to supply water and remain, thus contribute on the one hand keeping the clean of steam generator, avoid water carried by steam and spray on the other hand, prevent the heating process affecting food (namely cooking article).
In technique scheme, preferably, also comprise: thermal, for within arbitrary cycle, when described steam generator completes after to the vaporize process of supplying water, store the heat energy that described steam generator produces, for the vaporize process in next cycle.
In this technical scheme, steam generator can keep heating when not supplying water, and heat is stored, thus when the next cycle realizes supplying water, can start to produce steam within the shortest time, and all water supply contributing to shortening in the single cycle be by the time span of vaporize.
Embodiment according to a third aspect of the present invention, proposes a kind of steam cooking apparatus, comprises the steam cooking control system according to any one of technique scheme.
By above technical scheme, simple control program can be adopted, and without the need to performing complicated hardware modification, the effective control to steam jet path can be realized.
Additional aspect of the present invention and advantage will part provide in the following description, and part will become obvious from the following description, or be recognized by practice of the present invention.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present invention and advantage will become obvious and easy understand from accompanying drawing below combining to the description of embodiment, wherein:
Fig. 1 shows the schematic flow diagram of steam cooking control method according to an embodiment of the invention;
Fig. 2 shows the structural representation of steam cooking apparatus according to an embodiment of the invention;
Fig. 3 shows the schematic diagram of the corresponding relation between water supply cycle according to an embodiment of the invention and spray speed;
Fig. 4 A shows the schematic diagram of employing cycle one according to an embodiment of the invention when supplying water;
Fig. 4 B shows the schematic diagram of employing cycle two according to an embodiment of the invention when supplying water;
Fig. 4 C shows the schematic diagram of employing cycle three according to an embodiment of the invention when supplying water;
Fig. 5 shows the schematic diagram of corresponding relation that comprehensive water supply cycle according to an embodiment of the invention and steam spray speed, Steam Heating situation;
Fig. 6 shows the schematic block diagram of steam cooking control system according to an embodiment of the invention;
Fig. 7 shows the schematic block diagram of steam cooking apparatus according to an embodiment of the invention.
Detailed description of the invention
In order to more clearly understand above-mentioned purpose of the present invention, feature and advantage, below in conjunction with the drawings and specific embodiments, the present invention is further described in detail.It should be noted that, when not conflicting, the feature in the embodiment of the application and embodiment can combine mutually.
Set forth a lot of detail in the following description so that fully understand the present invention; but; the present invention can also adopt other to be different from other modes described here and implement, and therefore, protection scope of the present invention is not limited to the restriction of following public specific embodiment.
Fig. 1 shows the schematic flow diagram of steam cooking control method according to an embodiment of the invention.
As shown in Figure 1, steam cooking control method according to an embodiment of the invention, comprising:
Step 102, according to the culinary art order that steam cooking apparatus receives, determines required steam jet path;
Step 104, according to corresponding to the cycle of described required steam jet path and default dutycycle, controls to supply water to the steam generator in described steam cooking apparatus;
Step 106, utilizes the steam that described steam generator produces, and heats the article of cooking in described steam cooking apparatus.
In this technical scheme, correspond to fixing dutycycle, by controlling to the output in steam generator, the quantity of steam of corresponding generation is changed, and due to the capacity in steam generator fix, jet size fixes, the pressure that steam is produced at the nozzle place of steam generator is also different, namely when output is larger, the quantity of steam produced pressure that is more, that produce at nozzle place is larger, thus the distance of spraying is far away, achieves the control to steam jet path.
Owing to only needing to adjust the control that control program can realize output, and without the need to adding new hardware configuration, make the holistic cost that contributes to controlling steam cooking apparatus and structure complexity.
One, device structure
As one comparatively preferred embodiment, Fig. 2 shows the structural representation of steam cooking apparatus according to an embodiment of the invention.
As shown in Figure 2, steam cooking apparatus 10 according to an embodiment of the invention, comprises cooking cavity 1, for place need culinary art cook article; Steam generator 2, specifically comprises heat-generating pipe 21, carries out vaporize process for generation of heat to water supply, and the cavity 22 for being filled with water; For the nozzle 11 of uperize, be arranged on the middle and lower part of the side of cooking cavity 1, this nozzle 22 matches with the position of steam generator 2, thus is injected in cooking cavity 1 by the steam that steam generator 2 produces; Controller 3, is specifically as follows control unit (ControlUnit), is specifically as follows direct current for controlling (in figure control planning shown in broken lines) water pump 4(or exchanges driving), the water in water tank 41 is supplied in steam generator 2 by water pump 4.
Operationally, after controller 3 sends open command to water pump 4, the water in water tank 41 is pumped into steam generator 2 by water pump 4; Meanwhile, the heat that the heat-generating pipe 21 in steam generator 2 produces, makes the water pumped into by vaporize; Due to the volume of steam generator 2 and the outlet size of nozzle 11 all limited, make steam produce pressure in steam generator 2, and and then spray to from nozzle 11 and cook article, to realize heating.
Two, control procedure
As one comparatively preferred embodiment, when being supplied water to described steam generator 2 by water pump 4, the process that described control is supplied water to the steam generator 2 in described steam cooking apparatus 10 specifically comprises: according to corresponding to the cycle of described required steam jet path and described default dutycycle, generate corresponding pulse width modulating signal; When described pulse width modulating signal is in high level, export enabling signal to described water pump 4, and when described pulse width modulating signal is in low level, export stop signal to described water pump 4.
Corresponding to the steam cooking apparatus 10 shown in Fig. 2, then in said process, specifically by controller 3 production burst bandwidth modulation signals, and control startup and the stopping of water pump 4.In this technical scheme, for adopting the hardware configuration that supplies water to steam generator 2 of water pump 4, by startup and the dwell time of control water pump 4, its output to steam generator 2 correspondingly can be controlled.
Three, preset value
1, water supply cycle and steam jet path
In technique scheme, preferably, also comprise: in advance steam jet path and cycle are carried out corresponding stored, search the corresponding cycle for according to described required steam jet path; Wherein, the jet length that the arbitrary steam jet path prestored is corresponding and corresponding cycle are proportionate.
In this technical scheme, by steam jet path and cycle are carried out pre-stored, such as store with the form of following table 1:
Table 1
Owing to corresponding relation as shown in table 1 to be stored in the memory in steam cooking apparatus, thus can table look-up according to actual demand for heat, and realize the effective control to steam jet path with the corresponding cycle.
Certainly, for the corresponding relation between steam jet path and cycle, any-mode can be adopted to carry out representing and storing, such as Fig. 3 shows the schematic diagram of the corresponding relation between water supply cycle according to an embodiment of the invention and spray speed.
As shown in Figure 3, when dutycycle is constant, according to the cycle one as water supply cycle, then correspondingly carry out steam injection to spray speed one, namely realize the steam jet path of closer distance, as Fig. 4 A shows the steam jet path of corresponding closer distance; According to the cycle two as water supply cycle, then correspondingly carry out steam injection to spray speed two, namely realize steam jet path slightly at a distance, as Fig. 4 B shows corresponding steam jet path slightly at a distance; According to the cycle three as water supply cycle, then correspondingly carry out steam injection to spray speed three, namely realize more remote steam jet path, as Fig. 4 C shows corresponding more remote steam jet path.
Wherein, because dutycycle is certain, then, when the cycle is longer, output is more and the heat time is longer, make the quantity of steam of generation in the unit interval larger, and the pressure produced in the confined space of steam generator 2 is larger, thus jet length is far away.Based on above-mentioned rule, corresponding relation accurately can be set up between steam jet path and cycle.
Certainly, in actual application, the mode that the multiple cycle combines can be adopted, thus in a cooking process, steam jet path be combined.Particularly, Fig. 5 shows the schematic diagram of corresponding relation that comprehensive water supply cycle according to an embodiment of the invention and steam spray speed, Steam Heating situation.
As shown in Figure 5, as one comparatively preferred embodiment, cycle one shown in Fig. 3, cycle two and cycle third-class combination can be obtained water supply cycle, make in this water supply cycle, realize successively: cycle one, cycle two, cycle three, cycle one, cycle three ... cycle in conjunction with effect, and correspondingly realize: spray speed one, spray speed two, spray speed three, spray speed one, spray speed three ... spray speed in conjunction with effect, make food can by evenly, boiling fully.
2, dutycycle
In technique scheme, preferably, also comprise: according to the setting command received, described default dutycycle is arranged; Wherein, the output that described default dutycycle is corresponding is less than or equal to the water consumption of described steam generator within the cycle corresponding to described required steam jet path.
In this technical scheme, dutycycle can be pre-set by manufacturer or user particularly.When output is less than or equal to water consumption, make can not exist in steam generator to supply water and remain, thus contribute on the one hand keeping the clean of steam generator, avoid water carried by steam and spray on the other hand, prevent the heating process affecting food (namely cooking article).
| Steam generator power (W) | 300 | 400 | 500 | 600 | 700 | 800 | 900 | 1000 | 1100 |
| Water consumption (ml/min) | 6.9 | 9.3 | 11.6 | 13.9 | 16.2 | 18.5 | 20.8 | 23.1 | 25.5 |
| Steam generator power (W) | 1200 | 1300 | 1400 | 1500 | 1600 | 1700 | 1800 | 1900 | 2000 |
| Water consumption (ml/min) | 27.8 | 30.1 | 32.4 | 34.7 | 37.0 | 39.3 | 41.7 | 44.0 | 46.3 |
Table 2
As shown in table 2, in a kind of preferred embodiment, the corresponding relation between the operate power of the steam generator 2 of certain steam cooking apparatus 10 and corresponding water consumption (amount of the water of evaporation).
In general, the occurring mode of steam is the cavity 22 that is filled with water by heat-generating pipe 21 heating steam generator 2, allow be filled with water cavity 22 temperature rise, drive heating pump 4 to send into the water be filled with water in cavity 22 again and produce steam to explosive evaporation, then, steam can in the cavity 22 that is filled with water of steam generator 2 remaining without water cavity in mobile overheated, finally sprayed by nozzle 11.
The mode supplied water when water pump 4 is the batch (-type) water supply pattern adopting certain make-to-break ratio (i.e. dutycycle), and this process can carry out refinement further.For example, if adopt the steam generator 2 of 900W, it can allow the water of 20.8ml in 1 minute, all become the steam of 100 degrees Celsius.So, as long as the water being no more than 20.8ml in one minute steam generator 2 supply just can allow steam generator 2 be in normal operating conditions, namely there is not residual water.
Wherein, after output reduces, steam generator 2 can enter superheat state, and that is, unnecessary heat energy can be converted into the body temperature of steam generator 2, makes the temperature of steam generator 2 rise and put aside.Namely preferably, technique scheme can also comprise: within arbitrary cycle, when described steam generator 2 completes after to the vaporize process of supplying water, store the heat energy that described steam generator 2 produces, for the vaporize process in next cycle, make it possible to start to produce steam within the shortest time, and all water supply contributing to shortening in the single cycle are by the time span of vaporize.
Like this, assuming that the water yield supplying steam generator 2 in 1 minute is 20ml, steam generator 2 maximum temperature now can reach 180 degrees Celsius.According to water pump 4 be large discharge water pump, this 20ml is made to be for the cycle with every 3 seconds, and just can the water of 1ml be supplied in steam generator 2 with 0.2 second in one cycle, then with steam generator 2 just can be made 2.8 seconds remaining times in the cycle constantly to accumulate heat energy, so that after next water supply cycle arrives, supply the water of 1ml except from heat-generating pipe 21 hot except, absorb heat the heat energy that can also store from steam generator 2, thus when shortening water supply cycle, still can evaporate expansion quickly, produce the steam of large volume, these steam convert jet (being finally converted to jet length) at a high speed to and carry in cooking cavity 1 at nozzle 11 place of limited area.
Fig. 6 shows the schematic block diagram of steam cooking control system according to an embodiment of the invention.
As shown in Figure 6, steam cooking control system 600 according to an embodiment of the invention, comprising: path determining unit 602, for the culinary art order received according to steam cooking apparatus, determines required steam jet path; Water circulation unit 604, for according to corresponding to the cycle of described required steam jet path and default dutycycle, controls to supply water to the steam generator in described steam cooking apparatus; Heating processing unit 606, for the steam utilizing described steam generator to produce, heats the article of cooking in described steam cooking apparatus.
In this technical scheme, correspond to fixing dutycycle, by controlling to the output in steam generator, the quantity of steam of corresponding generation is changed, and due to the capacity in steam generator fix, jet size fixes, the pressure that steam is produced at the nozzle place of steam generator is also different, namely when output is larger, the quantity of steam produced pressure that is more, that produce at nozzle place is larger, thus the distance of spraying is far away, achieves the control to steam jet path.
Owing to only needing to adjust the control that control program can realize output, and without the need to adding new hardware configuration, make the holistic cost that contributes to controlling steam cooking apparatus and structure complexity.
In addition, steam cooking control system 600 according to the above embodiment of the present invention, can also have following additional technical characteristic:
In technique scheme, preferably, also comprising: pre-storing unit 608, in advance steam jet path and cycle being carried out corresponding stored, searching the corresponding cycle for described water circulation unit according to described required steam jet path; Wherein, the jet length that the arbitrary steam jet path prestored is corresponding and corresponding cycle are proportionate.
In this technical scheme, by steam jet path and cycle are carried out pre-stored, such as be stored in the memory in steam cooking apparatus in table form, thus can table look-up according to actual demand for heat, and realize the effective control to steam jet path with the corresponding cycle.
Meanwhile, because dutycycle is certain, then, when the cycle is longer, output is more and the heat time is longer, make the quantity of steam of generation in the unit interval larger, and the pressure produced in the confined space of steam generator is larger, thus jet length is far away.Based on above-mentioned rule, corresponding relation accurately can be set up between steam jet path and cycle.
In technique scheme, preferably, described water circulation unit 604 comprises: signal generates subelement 6042, for when being supplied water to described steam generator by water pump, according to corresponding to the cycle of described required steam jet path and described default dutycycle, generate corresponding pulse width modulating signal; Signal exports subelement 6044, for when described pulse width modulating signal is in high level, exports enabling signal to described water pump, and when described pulse width modulating signal is in low level, exports stop signal to described water pump.
In this technical scheme, for adopting the hardware configuration that supplies water to steam generator of water pump, by startup and the dwell time of control water pump, its output to steam generator correspondingly can be controlled.
In technique scheme, preferably, also comprise: setting unit 608, for according to the setting command received, described default dutycycle is arranged; Wherein, the output that described default dutycycle is corresponding is less than or equal to the water consumption of described steam generator within the cycle corresponding to described required steam jet path.
In this technical scheme, dutycycle can be pre-set by manufacturer or user particularly.When output is less than or equal to water consumption, make can not exist in steam generator to supply water and remain, thus contribute on the one hand keeping the clean of steam generator, avoid water carried by steam and spray on the other hand, prevent the heating process affecting food (namely cooking article).
In technique scheme, preferably, also comprise: thermal 610, for within arbitrary cycle, when described steam generator completes after to the vaporize process of supplying water, store the heat energy that described steam generator produces, for the vaporize process in next cycle.
In this technical scheme, steam generator can keep heating when not supplying water, and heat is stored, thus when the next cycle realizes supplying water, can start to produce steam within the shortest time, and all water supply contributing to shortening in the single cycle be by the time span of vaporize.
Fig. 7 shows the schematic block diagram of steam cooking apparatus according to an embodiment of the invention.
As shown in Figure 7, steam cooking apparatus 700 according to an embodiment of the invention, comprises steam cooking control system 600 as shown in Figure 6.
More than be described with reference to the accompanying drawings technical scheme of the present invention, the present invention proposes a kind of steam cooking control method, a kind of steam cooking control system and a kind of steam cooking apparatus, following advantage can be realized:
1, do not need in cooking cavity to arrange vortex fan, namely by different steam jet path, realize homogeneous heating to food, the reasons such as the rotating shaft avoiding blower fan invade by steam, get rusty and the hidden danger such as cause blower fan stuck, also greatly reduce the accident appearance that user is likely burned.
2, use only the control mode controlling water pump water supply cycle, arrange and revise all quite flexible, cost low; Wherein, if water pump employing is DC water pump, then can utilize semiconductor control technology that conducting is accurately controlled to 0.01 second, to realize more accurately controlling of the key index such as temperature, generating capacity.
3, by control program, steam is go the rounds by different paths, overcome the heating shortcoming that steam path in conventional boil process is single, allow steam can more easily enter food dead angle, avoid the trouble of the uneven and flange of culinary art result.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (9)
1. a steam cooking control method, is characterized in that, comprising:
According to the culinary art order that steam cooking apparatus receives, determine required steam jet path;
According to corresponding to the cycle of described required steam jet path and default dutycycle, control to supply water to the steam generator in described steam cooking apparatus;
Utilize the steam that described steam generator produces, the article of cooking in described steam cooking apparatus are heated;
Wherein, when being supplied water to described steam generator by water pump, the process that described control is supplied water to the steam generator in described steam cooking apparatus specifically comprises:
According to corresponding to the cycle of described required steam jet path and described default dutycycle, generate corresponding pulse width modulating signal;
When described pulse width modulating signal is in high level, export enabling signal to described water pump, and when described pulse width modulating signal is in low level, export stop signal to described water pump.
2. steam cooking control method according to claim 1, is characterized in that, also comprise:
In advance steam jet path and cycle are carried out corresponding stored, search the corresponding cycle for according to described required steam jet path;
Wherein, the jet length that the arbitrary steam jet path prestored is corresponding and corresponding cycle are proportionate.
3. steam cooking control method according to claim 1, is characterized in that, also comprise:
According to the setting command received, described default dutycycle is arranged;
Wherein, the output that described default dutycycle is corresponding is less than or equal to the water consumption of described steam generator within the cycle corresponding to described required steam jet path.
4. steam cooking control method according to claim 3, is characterized in that, also comprise:
Within arbitrary cycle, when described steam generator completes after to the vaporize process of supplying water, store the heat energy that described steam generator produces, for the vaporize process in next cycle.
5. a steam cooking control system, is characterized in that, comprising:
Path determining unit, for the culinary art order received according to steam cooking apparatus, determines required steam jet path;
Water circulation unit, for according to corresponding to the cycle of described required steam jet path and default dutycycle, controls to supply water to the steam generator in described steam cooking apparatus;
Heating processing unit, for the steam utilizing described steam generator to produce, heats the article of cooking in described steam cooking apparatus;
Wherein, described water circulation unit comprises:
Signal generates subelement, for when being supplied water to described steam generator by water pump, according to corresponding to the cycle of described required steam jet path and described default dutycycle, generates corresponding pulse width modulating signal;
Signal exports subelement, for when described pulse width modulating signal is in high level, exports enabling signal to described water pump, and when described pulse width modulating signal is in low level, exports stop signal to described water pump.
6. steam cooking control system according to claim 5, is characterized in that, also comprise:
Pre-storing unit, in advance steam jet path and cycle being carried out corresponding stored, searches the corresponding cycle for described water circulation unit according to described required steam jet path;
Wherein, the jet length that the arbitrary steam jet path prestored is corresponding and corresponding cycle are proportionate.
7. steam cooking control system according to claim 5, is characterized in that, also comprise:
Setting unit, for according to the setting command received, is arranged described default dutycycle;
Wherein, the output that described default dutycycle is corresponding is less than or equal to the water consumption of described steam generator within the cycle corresponding to described required steam jet path.
8. steam cooking control system according to claim 7, is characterized in that, also comprise:
Thermal, within arbitrary cycle, when described steam generator completes after to the vaporize process of supplying water, stores the heat energy that described steam generator produces, for the vaporize process in next cycle.
9. a steam cooking apparatus, is characterized in that, comprises the steam cooking control system according to any one of claim 5 to 8.
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