CN109674341A - The control method of cooking apparatus and cooking apparatus - Google Patents
The control method of cooking apparatus and cooking apparatus Download PDFInfo
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- CN109674341A CN109674341A CN201710979801.0A CN201710979801A CN109674341A CN 109674341 A CN109674341 A CN 109674341A CN 201710979801 A CN201710979801 A CN 201710979801A CN 109674341 A CN109674341 A CN 109674341A
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- fan
- heating mode
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- 238000010411 cooking Methods 0.000 title claims abstract description 145
- 238000000034 method Methods 0.000 title claims abstract description 34
- 238000010438 heat treatment Methods 0.000 claims abstract description 137
- 238000012545 processing Methods 0.000 claims abstract description 11
- 238000001514 detection method Methods 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 230000008569 process Effects 0.000 abstract description 13
- 230000005855 radiation Effects 0.000 abstract description 6
- 230000000153 supplemental effect Effects 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 16
- 230000017525 heat dissipation Effects 0.000 description 9
- 230000000694 effects Effects 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 5
- 230000006870 function Effects 0.000 description 5
- 238000004891 communication Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 230000002045 lasting effect Effects 0.000 description 3
- 238000005070 sampling Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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
- A47J27/00—Cooking-vessels
- A47J27/08—Pressure-cookers; Lids or locking devices specially adapted therefor
- A47J27/0802—Control mechanisms for pressure-cookers
-
- 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
-
- 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
Abstract
The invention discloses the control methods of a kind of cooking apparatus and cooking apparatus.Wherein, heating device is provided in the cooking apparatus, comprising: temperature inductor, the IGBT temperature of the insulated gate bipolar transistor IGBT for acquiring cooking apparatus；Controller, the IGBT temperature for being acquired according to temperature inductor generate the control instruction for controlling fan；Fan, the control instruction for being generated according to controller carry out air-supply processing to IGBT.The present invention solves the technical issues of life of equipment as caused by control mode is bad in IGBT radiation processes or supplemental heat rejected facility failure shortens.
Description
Technical field
The present invention relates to cooking apparatus fields, in particular to the control method of a kind of cooking apparatus and cooking apparatus.
Background technique
During heating, insulated gate bipolar transistor IGBT can generate higher heat to IH electric pressure cooking saucepan, by IGBT
Installation forms radiator on a heat sink, and by auxiliary fan heat dissipating device heat dissipation, general IGBT temperature rise at 60 degree or so,
Belong to the safe operating temperature of comparison.However, when the fan failure of auxiliary heat dissipation cannot radiate, cookware reason or surrounding enviroment shadow
It rings, IGBT temperature rise can be more than safe working temperature, cause IGBT overheating protection to report an error, equipment cannot work on.Therefore it is working
In the process, the control method that the relevant technologies use is that control fan is unanimously in work radiating state, but under long-term work state
Which is easy to shorten life of equipment, increases failure probability.Meanwhile when power cut-off, when IGBT temperature is still higher than
When environment temperature, fan will not continue to work and be radiated with additional cooler, be unfavorable for radiator heat-dissipation.
Make for the above-mentioned equipment as caused by control mode is bad in IGBT radiation processes or supplemental heat rejected facility failure
The problem of with cycle time, currently no effective solution has been proposed.
Summary of the invention
The embodiment of the invention provides the control methods of a kind of cooking apparatus and cooking apparatus, at least to solve due to IGBT
The technical issues of life of equipment caused by control mode is bad in radiation processes or supplemental heat rejected facility failure shortens.
According to an aspect of an embodiment of the present invention, a kind of cooking apparatus is provided, is provided with and adds in the cooking apparatus
Thermal, comprising: temperature inductor, the IGBT temperature of the insulated gate bipolar transistor IGBT for acquiring the cooking apparatus
Degree；Controller, the IGBT temperature for being acquired according to the temperature inductor, generation refer to for controlling the control of fan
It enables；The fan, the control instruction for being generated according to the controller, carries out air-supply processing to the IGBT.
Optionally, the cooking apparatus further include: state acquiring unit, for obtaining the state of the cooking apparatus,
In, the state of the cooking apparatus includes: standby mode and working condition；The controller is also used to according to the cooking pot
The state of tool and the IGBT temperature generate the control instruction for controlling the fan.
Optionally, the controller includes: temperature acquiring unit, for obtaining predetermined temperature threshold；Control unit is also used
In the predetermined temperature threshold and the IGBT temperature that are obtained according to the temperature acquiring unit, generate for controlling the wind
The control instruction of fan.
Optionally, described control unit includes: the first generation subelement, is work for the state in the cooking apparatus
Under state, and in the heating device that the IGBT temperature is higher than the first predetermined temperature threshold or the cooking apparatus it is in the
In the case where under one heating mode, the open command for opening the fan is generated；Second generates subelement, for described
The state of cooking apparatus is in working condition down, and is lower than the second predetermined temperature threshold and the cooking pot in the IGBT temperature
In the case that the heating device of tool is under the second heating mode, the out code for closing the fan is generated；Wherein, institute
Stating the first heating mode is continuous power heating mode, and second heating mode is intermittent-heating mode.
Optionally, the controller is also used to control the culinary art when the IGBT temperature reaches the first predetermined threshold
The heating mode of the heating device of utensil is converted to third heating mode, generates first continued working for controlling the fan
Instruction is continued working, and when the IGBT temperature is lower than the second predetermined threshold, controls the heating device of the cooking apparatus
Heating mode be switched to the 4th heating mode；Wherein, the third heating mode is the first low-power intermittence heating mode,
4th heating mode be it is following any one: heating mode before the third heating mode conversion continues high power and adds
Heat pattern continues low-power heating mode, high power intermittence heating mode, the second low-power intermittence heating mode.
Optionally, the value range of first predetermined threshold are as follows: 80 degree to 90 degree；The value of second predetermined threshold
Range are as follows: 70 degree to 80 degree.
Optionally, the controller is also used to control the culinary art when the IGBT temperature reaches third predetermined threshold
The heater stop of utensil works, and generates and continue working instruction for controlling the fan continues working second.
Optionally, the value range of the third predetermined threshold are as follows: 91 degree to 100 degree.
Optionally, the cooking apparatus, further includes: alarm device, it is pre- for reaching the third in the IGBT temperature
When determining threshold value, fault message is issued.
Optionally, the alarm device includes at least one of: display device, for showing the event of the fault message
Hinder code；Sound prompt device, for issuing fault cues sound.
Optionally, described control unit includes: that third generates subelement, is standby for the state in the cooking apparatus
Under state, and in the case where the IGBT temperature is higher than the first predetermined temperature threshold, generate for opening the fan
Open command；4th generates subelement, is under standby mode, and in the IGBT temperature for the state in the cooking apparatus
Degree generates the out code for closing the fan lower than in the case where the second predetermined temperature threshold.
Optionally, it includes: first determining subelement that the third, which generates subelement, for being higher than in the IGBT temperature
In the case where the predetermined temperature threshold, determine for controlling the air supply velocity when fan is opened, wherein the unlatching refers to
The air supply velocity is carried in order.
Optionally, it includes: second determining subelement that the third, which generates subelement, for being higher than in the IGBT temperature
In the case where the predetermined temperature threshold, the supply air temperature for controlling the fan air-supply when fan is opened is determined, wherein
The supply air temperature is carried in the open command.
Optionally, first predetermined temperature threshold is higher than the predetermined temperature threshold, wherein first predetermined temperature
Threshold value is higher by value range higher than the predetermined temperature threshold are as follows: 5 to 10 degree；Second predetermined temperature threshold is higher than described pre-
Temperature threshold is determined, wherein second predetermined temperature threshold is higher by value range higher than the predetermined temperature threshold are as follows: 0 to 5 degree.
Optionally, the predetermined temperature threshold is environment temperature, wherein the environment temperature be it is following any one: ring
The default value of temperature value, program setting that border temperature sensor detects.
Optionally, the default value that described program is set is 35 degree.
Optionally, the cooking apparatus further include: timer, carry out by the continuous working period to the fan based on
When；The controller is also used in the timer expiry, generates the out code for controlling fan closing.
Optionally, the timing length range of the timer are as follows: 1 to 3 minute.
Optionally, the cooking apparatus is electric pressure cooking saucepan.
According to another aspect of an embodiment of the present invention, a kind of control method of cooking apparatus is additionally provided, comprising: acquisition institute
State the IGBT temperature of the insulated gate bipolar transistor IGBT of cooking apparatus；According to the IGBT temperature of acquisition, generation is used for
Control the control instruction of fan；According to the control instruction, air-supply processing is carried out to the IGBT.
In embodiments of the present invention, brilliant by the insulated gate bipolar for acquiring cooking apparatus by the way of controlling fan
The IGBT temperature of body pipe IGBT generates the control instruction for controlling fan, and then passes through the switch control realization pair to fan
IGBT carries out air-supply processing, has achieved the purpose that carry out radiating control to IGBT, to realize the technology of IGBT intelligent heat dissipation
Effect, and then solve the equipment as caused by control mode is bad in IGBT radiation processes or supplemental heat rejected facility failure and use
The technical issues of cycle time.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present invention, constitutes part of this application, this hair
Bright illustrative embodiments and their description are used to explain the present invention, and are not constituted improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is the structural schematic diagram of cooking apparatus according to an embodiment of the present invention；
Fig. 2 is the preferred structure schematic diagram one of cooking apparatus according to an embodiment of the present invention；
Fig. 3 is the structural schematic diagram of the controller 14 of cooking apparatus according to an embodiment of the present invention；
Fig. 4 is the structural schematic diagram one of the control unit 34 of the controller 14 of cooking apparatus according to an embodiment of the present invention；
Fig. 5 is the preferred structure schematic diagram two of cooking apparatus according to an embodiment of the present invention；
Fig. 6 is the structural schematic diagram of the alarm device 52 of cooking apparatus according to an embodiment of the present invention；
Fig. 7 is the structural schematic diagram two of the control unit 34 of the controller 14 of cooking apparatus according to an embodiment of the present invention；
Fig. 8 is the preferred structure schematic diagram three of cooking apparatus according to an embodiment of the present invention；
Fig. 9 is the flow chart of the control method of cooking apparatus according to an embodiment of the present invention.
Specific embodiment
In order to enable those skilled in the art to better understand the solution of the present invention, below in conjunction in the embodiment of the present invention
Attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is only
The embodiment of a part of the invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill people
The model that the present invention protects all should belong in member's every other embodiment obtained without making creative work
It encloses.
It should be noted that description and claims of this specification and term " first " in above-mentioned attached drawing, "
Two " etc. be to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that using in this way
Data be interchangeable under appropriate circumstances, so as to the embodiment of the present invention described herein can in addition to illustrating herein or
Sequence other than those of description is implemented.In addition, term " includes " and " having " and their any deformation, it is intended that cover
Cover it is non-exclusive include, for example, the process, method, system, product or equipment for containing a series of steps or units are not necessarily limited to
Step or unit those of is clearly listed, but may include be not clearly listed or for these process, methods, product
Or other step or units that equipment is intrinsic.
According to an aspect of an embodiment of the present invention, a kind of cooking apparatus is provided, Fig. 1 is according to an embodiment of the present invention
The structural schematic diagram of cooking apparatus.As shown in Figure 1, being provided with heating device in cooking apparatus, comprising: temperature inductor 12, control
Device 14 and fan 16 processed.Cooking apparatus provided in an embodiment of the present invention is described in detail below.
Temperature inductor 12, the IGBT temperature of the insulated gate bipolar transistor IGBT for acquiring cooking apparatus；
Controller 14, is connected to above-mentioned temperature inductor 12, and the IGBT temperature for being acquired according to temperature inductor generates
For controlling the control instruction of fan 16.
Fan 16 is connected to above controller 14, and the control instruction for being generated according to controller blows to IGBT
Processing.
In embodiments of the present invention, by the way of controlling fan 16, cooking apparatus is acquired by temperature inductor 12
The IGBT temperature of insulated gate bipolar transistor IGBT is generated by controller 14 according to the IGBT temperature that temperature inductor acquires
Air-supply processing is carried out to IGBT for controlling the control instruction of fan 16, and then by the switch control realization to fan 16, is reached
Arrived the purpose that radiating control is carried out to IGBT, to realize the technical effect to IGBT intelligent heat dissipation, and then solve by
The technology that life of equipment caused by control mode is bad in IGBT radiation processes or supplemental heat rejected facility failure shortens is asked
Topic.
Fig. 2 is the preferred structure schematic diagram one of cooking apparatus according to an embodiment of the present invention.As shown in Fig. 2, cooking apparatus
Further include: state acquiring unit 22.State acquiring unit 22 provided in an embodiment of the present invention is described in detail below.
State acquiring unit 22 is connected to above-mentioned temperature inductor 12, for obtaining the state of cooking apparatus, wherein cook
The state of utensil of preparing food includes: standby mode and working condition；
It should be noted that wherein above controller 14, are also used to the state and IGBT temperature according to cooking apparatus, generate
For controlling the control instruction of fan 16.
Combine the mode for generating control instruction this embodiment achieves a kind of state according to cooking apparatus and IGBT temperature,
Relative to only control instruction is generated only in accordance with IGBT temperature, fan 16 controlled in conjunction with the particular state according to cooking apparatus
The mode of system is more able to achieve accurately controlling to the cooking apparatus of different conditions.Wherein, the cooking pot that state acquiring unit obtains
The state of tool can also control the shape of cooking apparatus contained in information for what is detected by state detection unit for controller
State, or the state of cooking apparatus sent by other modules.
Fig. 3 is the structural schematic diagram of the controller 14 of cooking apparatus according to an embodiment of the present invention.As shown in figure 3, control
Device 14 includes: temperature acquiring unit 32, control unit 34.Controller 14 provided in an embodiment of the present invention is carried out specifically below
It is bright.
Temperature acquiring unit 32, for obtaining predetermined temperature threshold；
Control unit 34 is connected to above-mentioned temperature acquiring unit 32, and be also used to be obtained according to temperature acquiring unit is predetermined
Temperature threshold and IGBT temperature generate the control instruction for controlling fan 16.
Fig. 4 is the structural schematic diagram one of the control unit 34 of the controller 14 of cooking apparatus according to an embodiment of the present invention.
As shown in figure 4, control unit 34 includes: that the first generation subelement 42, second generates subelement 44.Below to the embodiment of the present invention
The control unit 34 of offer is described in detail.
First generates subelement 42, under being in working condition for the state in cooking apparatus, and is higher than in IGBT temperature
In the case that the heating device of first predetermined temperature threshold or cooking apparatus is under the first heating mode, generate for opening
The open command of fan 16；
Second generates subelement 44, under being in working condition for the state in cooking apparatus, and is lower than in IGBT temperature
In the case that the heating device of second predetermined temperature threshold and cooking apparatus is under the second heating mode, generate for closing wind
The out code of fan 16；
Wherein, the first heating mode is continuous power heating mode, and the second heating mode is intermittent-heating mode.
Device is sampled as T1 by setting IGBT temperature, it can be achieved that in the cooking apparatus course of work according to this embodiment,
When T1 be higher than the first predetermined temperature threshold, wherein the first predetermined temperature threshold can for predetermined temperature threshold or (predetermined temperature threshold+
T10 when) heating device of (wherein T10 range can be set to: 5-10 degree) or cooking apparatus is in continuous power heated condition,
Open fan 16；When T1 is lower than the second predetermined temperature threshold, wherein the second predetermined temperature threshold can be predetermined temperature threshold or (pre-
Determine temperature threshold+T11) (wherein T11 range can be set to: 0-5 degree), and be when being interrupted heating mode, to close fan 16.Its
In, the first predetermined temperature threshold can be higher than the second predetermined temperature threshold, also can be equal to the second predetermined temperature threshold.
The present embodiment realize cooking apparatus it is in running order under, control unit 34 is according to IGBT temperature and heating mode
To the technical effect that the opening and closing of fan 16 flexibly switch, so that cooking apparatus is in heated condition the most suitable always
And radiating mode.
Preferably, the controller 14 of the cooking apparatus in the embodiment is also used to reach the first predetermined threshold in IGBT temperature
When value, the heating mode for controlling the heating device of cooking apparatus is converted to third heating mode, and generation is held for controlling fan 16
The first of continuous work continues working instruction, and when IGBT temperature is lower than the second predetermined threshold, controls the heating of cooking apparatus
The heating mode of device is switched to the 4th heating mode.Wherein, third heating mode is the first low-power intermittence heating mode,
4th heating mode be it is following any one: heating mode before the conversion of third heating mode continues high power heating mode, holds
Continuous low-power heating mode, high power intermittence heating mode, the second low-power intermittence heating mode.
According to embodiments of the present invention, it can be achieved that in the cooking apparatus course of work, it is pre- that IGBT temperature sampling T1 reaches first
When determining threshold value, i.e. the first preset temperature, turn third heating mode, i.e. the first low-power intermittence heating mode heating, wherein low
Power bracket is traditionally arranged to be 1000W-1300W, and generally default 1000W, 1100W or 1200W, intermittent-heating mode may be configured as
Opening time 3S-15S, generally default 5S, 10S or 15S, shut-in time 3S-10S, generally default 5S, 10S, while fan 16 is held
Continuous work.In addition temperature is lower than the second predetermined threshold during intermittent-heating, i.e. when the second preset temperature, turns the 4th heating mode
Heating, heating mode before can reverting to the conversion of third heating mode or is converted to other heating modes, such as lasting high power
Heating mode, lasting low-power heating mode, high power intermittence heating mode or second low-power intermittence heating mode etc.
One of them.
Wherein, above-mentioned third heating mode stage, i.e. the first low-power intermittence heating mode stage, predominantly heated
The stage is crossed, continues the risk for being increased to alarm temperature to reduce IGBT temperature, gradually cools down to IGBT temperature, and detect IGBT
When temperature is lower than third predetermined threshold, i.e. third preset temperature, into the 4th heating mode stage, and the 4th heating mode is set
Stage total heating amount is not less than third heating mode stage total heating amount, and then compensates third heating period low-power intermitting heating
Caused heat is slightly lost.Therefore above-mentioned 4th heating mode be the second low-power intermittence heating mode when, the second low-power
Intermittent heating mode is slightly different with the first low-power intermittence heating mode heating method, may be added in two-mode interval
The second heating power in thermal process in heating time identical situation in the second low-power intermittence heating mode is lower than first
The first heating power in power intervals heating mode is high, and such as the second heating power is 1200W, then the first heating power is
1000W；May also in the identical situation of two-mode heating power the second low-power intermittence heating mode intermittent-heating process
In the second heating time it is long compared with the first heating time during the first low-power intermittence heating mode intermittent-heating, such as second plus
The hot time is 10S, then the first heating time was 5S, or was arranged by other, enables the 4th heating mode stage total heating amount not low
In third heating mode stage total heating amount.
Preferably, the value range of the first predetermined threshold can be with are as follows: 80 degree to 90 degree；The value range of second predetermined threshold
Are as follows: 70 degree to 80 degree.
For function, it can be achieved that in the cooking apparatus course of work, IGBT temperature sampling T1 reaches first according to this embodiment
When predetermined threshold, i.e. the first preset temperature, wherein the first preset temperature value (can generally be defaulted as 80 between 80 degree of -90 degree
Degree), turn third heating mode, while fan 16 continues working.Separately temperature is lower than the second predetermined threshold during intermittent-heating, i.e.,
When the second preset temperature, wherein the second preset temperature value (can generally be defaulted as 72 degree) between 70 degree of -80 degree, turns the 4th and add
Heat pattern.
Under the present embodiment specifically defines that cooking apparatus is in running order, turn between low-power when temperature is more than predetermined value
It has a rest heating mode, and during intermittent-heating, heating and the application that heating period fan 16 does not continue working effectively realize
Cooking apparatus fan 16 during intermittent-heating persistently cools down to IGBT, effectively improves heat dissipation effect.
Preferably, the controller 14 of the cooking apparatus in the embodiment is also used to reach the predetermined threshold of third in IGBT temperature
When value, the heater stop work of cooking apparatus is controlled, and generates and continues for controlling fan 16 continues working second
Work order.
Preferably, the value range of third predetermined threshold can be with are as follows: 91 degree to 100 degree.
For function, it can be achieved that in the cooking apparatus course of work, IGBT temperature sampling T1 reaches third according to this embodiment
When predetermined threshold, i.e. third preset temperature, wherein third preset temperature value (can generally be defaulted between 91 degree of -100 degree
It is 91 degree), stop heating, while fan 16 continues working.
Under the present embodiment specifically defines that cooking apparatus is in running order, shut down when temperature is more than highest predetermined value,
And the application that fan 16 continues working after a shutdown, it has effectively achieved cooking apparatus shutdown rear fan 16 and also IGBT is dropped
Temperature effectively improves heat dissipation effect.
Fig. 5 is the preferred structure schematic diagram two of cooking apparatus according to an embodiment of the present invention.As shown in figure 5, cooking apparatus
Further include: alarm device 52.Alarm device 52 provided in an embodiment of the present invention is described in detail below.
Alarm device 52 is connected to above controller 14, for issuing event when IGBT temperature reaches third predetermined threshold
Hinder information.
In the embodiment of the present invention, sample whether T1 reaches third preset temperature by determining IGBT temperature, in judging result
In the case where being, accident warning device, i.e. alarm device are opened.The settable charactron of the alarm device, buzzer etc.,
In, numeral method fault code, buzzer issues fault cues sound.
Fig. 6 is the structural schematic diagram of the alarm device 52 of cooking apparatus according to an embodiment of the present invention.As shown in fig. 6, accusing
Alarm device 52 includes at least one of: display device 62, sound prompt device 64.Below to announcement provided in an embodiment of the present invention
Alarm device 52 is described in detail.
Display device 62, for showing the fault code of fault message；
Sound prompt device 64, for issuing fault cues sound.
In the embodiment of the present invention, alarm device 52 include at least one of, display device, for showing fault code,
Such as charactron or LED display；Sound prompt device, for issuing fault cues sound, such as buzzer or other sounding devices.
Fig. 7 is the structural schematic diagram two of the control unit 34 of the controller 14 of cooking apparatus according to an embodiment of the present invention.
As shown in fig. 7, control unit 34 includes: that third generates the generation subelement 74 of subelement the 72, the 4th.Below to the embodiment of the present invention
The control unit 34 of offer is described in detail.
Third generates subelement 72, is under standby mode for the state in cooking apparatus, and be higher than in IGBT temperature
In the case where first predetermined temperature threshold, the open command for opening fan 16 is generated；
4th generates subelement 74, is under standby mode for the state in cooking apparatus, and be lower than in IGBT temperature
In the case where second predetermined temperature threshold, the out code for closing fan 16 is generated.
Function is, it can be achieved that in cooking apparatus standby mode according to this embodiment, if IGBT temperature is sampled as T0.Work as T0
Higher than the first predetermined temperature threshold, wherein the first predetermined temperature threshold can be predetermined temperature threshold or (predetermined temperature threshold+T10)
(wherein T10 range can be set to: 5-10 degree), then open fan 16；When T0 is lower than the second predetermined temperature threshold, wherein second is pre-
Determining temperature threshold can be for predetermined temperature threshold or (predetermined temperature threshold+T11) (wherein T11 range can be set to: 0-5 degree), then
Close fan 16.Wherein, the first predetermined temperature threshold can be higher than the second predetermined temperature threshold, also can be equal to the second predetermined temperature threshold
Value.
The present embodiment realizes cooking apparatus and is in the standby state, and control unit 14 is according to IGBT temperature and heating mode
To the technical effect that the opening and closing of fan 16 flexibly switch, so that cooking apparatus is in radiating mould the most suitable always
Formula.
Preferably, it includes: first determining subelement that third, which generates subelement 72, predetermined warm for being higher than in IGBT temperature
It in the case where spending threshold value, determines for controlling air supply velocity when fan 16 is opened, wherein air-supply speed is carried in open command
Degree.
Preferably, it includes: second determining subelement that third, which generates subelement 72, predetermined warm for being higher than in IGBT temperature
In the case where spending threshold value, the supply air temperature blown for controlling the fan 16 when fan 16 is opened is determined, wherein in open command
Carry supply air temperature.
Specifically set in open command in above-mentioned two embodiment include fan 16 supply air temperature, may be implemented pair
The effect of IGBT intelligent cooling, for example, can be blown with lower supply air temperature when temperature is higher, it is general in temperature
Gao Shi is blown with normal supply air temperature.
Preferably, the first predetermined temperature threshold is higher than predetermined temperature threshold, makes a reservation for wherein the first predetermined temperature threshold is higher than
Temperature threshold is higher by value range are as follows: 5 to 10 degree；Second predetermined temperature threshold is higher than predetermined temperature threshold, wherein second is predetermined
Temperature threshold is higher by value range higher than predetermined temperature threshold are as follows: 0 to 5 degree.
Function is higher than predetermined temperature threshold according to setting, it can be achieved that in cooking apparatus standby mode according to this embodiment
The reference frame that the different value range of value switchs as IGBT temperature as fan 16.If IGBT temperature is sampled as T, as T high
When (predetermined temperature threshold+T10), wherein T10 range is set as: 5-10 degree can generally be defaulted as 10 degree, can open fan 16；
When T is lower than (predetermined temperature threshold+T11), wherein T11 range is set as: 0-5 degree can generally be defaulted as 5 degree, can close fan
16.35 degree are taken with predetermined temperature threshold, T10 takes 10 degree, for T11 takes 5 degree, i.e., when IGBT temperature is higher than 45 degree, can open wind
Fan；When IGBT temperature is lower than 40 degree, fan can be closed.Wherein, the first predetermined temperature threshold can be higher than the second predetermined temperature threshold,
Also it can be equal to the second predetermined temperature threshold.
Preferably, predetermined temperature threshold is environment temperature, wherein environment temperature be it is following any one: environment temperature passes
The default value of temperature value, program setting that sensor detects.
In the embodiment of the present invention, it can also be program setting that environment temperature, which can be the temperature value of environment temperature sensor detection,
Default value.It, can be effectively according to cooking pot in the case where environment temperature is the temperature value of environment temperature sensor detection
Have local environment and carry out intelligent temperature control adjusting, and then enhances the environmental suitability in cooking apparatus use process.Environment temperature
Sensor may be provided in cooking apparatus, also mountable to be on the position of certain distance with cooking apparatus, specifically to believe
Breath interactive mode controls equipment with cooking apparatus by communication module and is connected.Can environment temperature only be detected to specific cooking apparatus
Degree can also be controlled, simultaneously to multiple a variety of kitchen appliances with identical communication module by establishing integrated intelligent kitchen
Environment temperature reference is provided.
Preferably, the default value of program setting is 35 degree.
In the embodiment of the present invention, in such a way that set environment temperature is 35 degree of default value of program setting, it is determined that cook
The temperature reference value of utensil of preparing food control, convenient for the setting of other relevant parameters.
Fig. 8 is the preferred structure schematic diagram three of cooking apparatus according to an embodiment of the present invention.As shown in figure 8, cooking apparatus
Further include: timer 82.Timer 82 provided in an embodiment of the present invention is described in detail below.
Timer 82 is connected to above controller 14 and fan 16, carry out by the continuous working period to fan 16 based on
When；
Wherein, controller 14 are also used in timer expiry, generate the out code for controlling the closing of fan 16.
The present embodiment by 16 operation duration of fan for a period of time after, prevent continue radiate caused by failure, in time-out
When directly close fan 16.
Preferably, the timing length range of timer are as follows: 1 to 3 minute.
In the present embodiment, by the continuous working period of timer setting fan 16 and it can close the time of having a rest, and timing.
Continuous working period and closing time of having a rest may be configured as 1 to 3 minute.Continuous working period to fan 16 reaches timer
After the duration of setting, fan 16 is closed, so that equipment there can be the sufficient time of having a rest, the time closed to fan 16 reaches
After the closing time of having a rest of setting, if IGBT peripheral temperature value is still higher than 10 degree of environment temperature, it is again turned on fan.To continue
Working time is 2 minutes and closes for the time of having a rest is 1 minute, during the work time such as cooking apparatus, detects the periphery IGBT
It when temperature value is higher than 10 degree of environment temperature, opens fan and continues 2 minutes, close fan, after closing 1 minute, detect IGBT weeks
When side temperature value is still higher than 10 degree of environment temperature, it is again turned on fan, until when detecting that temperature is spent lower than environment temperature+5, control
Fan 16 processed stops working.Failure caused by lasting heat dissipation can be effectively prevented in this setting.
Preferably, cooking apparatus is electric pressure cooking saucepan.
According to embodiments of the present invention, a kind of control method embodiment of cooking apparatus is additionally provided, it should be noted that
The step of process of attached drawing illustrates can execute in a computer system such as a set of computer executable instructions, also,
It, in some cases, can be to be different from shown in sequence execution herein although logical order is shown in flow charts
The step of out or describing.
Fig. 9 is the flow chart of the control method of cooking apparatus according to an embodiment of the present invention, as shown in figure 9, this method packet
Include following steps:
Step S902 acquires the IGBT temperature of the insulated gate bipolar transistor IGBT of cooking apparatus；
Step S904 generates the control instruction for controlling fan according to the IGBT temperature of acquisition；
Step S906 carries out air-supply processing to IGBT according to control instruction.
The embodiment of the invention provides a kind of IGBT and its cooling control methods, in embodiments of the present invention, using control
The mode of fan, the IGBT temperature of the insulated gate bipolar transistor IGBT by acquiring cooking apparatus, generates for controlling wind
The control instruction of fan, and then air-supply processing is carried out to IGBT by the switch control realization to fan.
Wherein, in control process, IGBT temperature can be detected in standby to determine whether fan works, and it is worked
In both ends preset temperature is then set, only fan breaks down or radiator is equipped with exception, and temperature just can be from the first default temperature
Degree is increased to the second preset temperature, once reach the second preset temperature, then need to remind user malfunction and issues alarm sound.
In a preferred embodiment of the invention, carrying out radiating control to IGBT may include following content:
(1) in the course of work, when control power is interruption heating pressure maintaining period, detection IGBT peripheral temperature value works as temperature
Close to ambient temperature value, then fan stops working.
(2) IGBT peripheral temperature value is detected in the course of work, when temperature is more than the first preset value (80-90 degree), then general
IGBT continuous heating mode be converted into interruption heating method, in favor of IGBT heat dissipation, when temperature be lower than 10 degree of the first preset value, then
Restore former power heating.
(3) when detecting that constant temperature rises and more than the second preset value (90-100 degree), then stop heating and alarming, with
Remind the faulty generation of user's cooling system.
(4) it is transferred to standby, detection IGBT peripheral temperature value is higher than 10 degree of environment temperature, then continues fan cooling and hold
1 minute continuous, when detecting temperature lower than environment temperature+5, then fan stops working.
This method has achieved the purpose that carry out radiating control to IGBT, to realize cooking apparatus during heating
The technical effect that IGBT radiates safely, and then solve since control mode is bad in IGBT radiation processes or supplemental heat rejected facility
The technical issues of life of equipment caused by failure shortens.
The serial number of the above embodiments of the invention is only for description, does not represent the advantages or disadvantages of the embodiments.
In the above embodiment of the invention, it all emphasizes particularly on different fields to the description of each embodiment, does not have in some embodiment
The part of detailed description, reference can be made to the related descriptions of other embodiments.
In several embodiments provided herein, it should be understood that disclosed technology contents can pass through others
Mode is realized.Wherein, the apparatus embodiments described above are merely exemplary, such as the division of the unit, Ke Yiwei
A kind of logical function partition, there may be another division manner in actual implementation, for example, multiple units or components can combine or
Person is desirably integrated into another system, or some features can be ignored or not executed.Another point, shown or discussed is mutual
Between coupling, direct-coupling or communication connection can be through some interfaces, the INDIRECT COUPLING or communication link of unit or module
It connects, can be electrical or other forms.
The unit as illustrated by the separation member may or may not be physically separated, aobvious as unit
The component shown may or may not be physical unit, it can and it is in one place, or may be distributed over multiple
On unit.It can some or all of the units may be selected to achieve the purpose of the solution of this embodiment according to the actual needs.
It, can also be in addition, the functional units in various embodiments of the present invention may be integrated into one processing unit
It is that each unit physically exists alone, can also be integrated in one unit with two or more units.Above-mentioned integrated list
Member both can take the form of hardware realization, can also realize in the form of software functional units.
If the integrated unit is realized in the form of SFU software functional unit and sells or use as independent product
When, it can store in a computer readable storage medium.Based on this understanding, technical solution of the present invention is substantially
The all or part of the part that contributes to existing technology or the technical solution can be in the form of software products in other words
It embodies, which is stored in a storage medium, including some instructions are used so that a computer
Equipment (can for personal computer, server or network equipment etc.) execute each embodiment the method for the present invention whole or
Part steps.And storage medium above-mentioned includes: that USB flash disk, read-only memory (ROM, Read-Only Memory), arbitrary access are deposited
Reservoir (RAM, Random Access Memory), mobile hard disk, magnetic or disk etc. be various to can store program code
Medium.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (20)
1. a kind of cooking apparatus, which is characterized in that be provided with heating device in the cooking apparatus, comprising:
Temperature inductor, the IGBT temperature of the insulated gate bipolar transistor IGBT for acquiring the cooking apparatus；
Controller, the IGBT temperature for being acquired according to the temperature inductor, generation refer to for controlling the control of fan
It enables；
The fan, the control instruction for being generated according to the controller, carries out air-supply processing to the IGBT.
2. cooking apparatus according to claim 1, which is characterized in that the cooking apparatus further include: state acquiring unit,
For obtaining the state of the cooking apparatus, wherein the state of the cooking apparatus includes: standby mode and working condition；
The controller is also used to state and the IGBT temperature according to the cooking apparatus, generates for controlling the wind
The control instruction of fan.
3. cooking apparatus according to claim 2, which is characterized in that the controller includes:
Temperature acquiring unit, for obtaining predetermined temperature threshold；
Control unit is also used to the predetermined temperature threshold and the IGBT temperature obtained according to the temperature acquiring unit,
Generate the control instruction for controlling the fan.
4. cooking apparatus according to claim 3, which is characterized in that described control unit includes:
First generates subelement, for high in the case where the state of the cooking apparatus is in working condition, and in the IGBT temperature
In the case that the heating device of the first predetermined temperature threshold or the cooking apparatus is under the first heating mode, generates and use
In the open command for opening the fan；
Second generates subelement, for low in the case where the state of the cooking apparatus is in working condition, and in the IGBT temperature
In the case that the heating device of the second predetermined temperature threshold and the cooking apparatus is under the second heating mode, generation is used for
Close the out code of the fan；
Wherein, first heating mode is continuous power heating mode, and second heating mode is intermittent-heating mode.
5. cooking apparatus according to claim 4, which is characterized in that further include:
The controller is also used to control the heating of the cooking apparatus when the IGBT temperature reaches the first predetermined threshold
The heating mode of device is converted to third heating mode, generates and continues working finger for controlling the fan continues working first
It enables, and when the IGBT temperature is lower than the second predetermined threshold, controls the heating mode of the heating device of the cooking apparatus
It is switched to the 4th heating mode；
Wherein, the third heating mode is the first low-power intermittence heating mode, and the 4th heating mode is following appoints
Anticipate one kind: heating mode before the third heating mode conversion continues high power heating mode, continues low-power heated mould
Formula, high power intermittence heating mode, the second low-power intermittence heating mode.
6. cooking apparatus according to claim 5, which is characterized in that
The value range of first predetermined threshold are as follows: 80 degree to 90 degree；
The value range of second predetermined threshold are as follows: 70 degree to 80 degree.
7. cooking apparatus according to claim 5, which is characterized in that further include:
The controller is also used to control the heating of the cooking apparatus when the IGBT temperature reaches third predetermined threshold
Device stops working, and generates and continue working instruction for controlling the fan continues working second.
8. cooking apparatus according to claim 7, which is characterized in that the value range of the third predetermined threshold are as follows:
91 degree to 100 degree.
9. cooking apparatus according to claim 7, which is characterized in that further include: alarm device, in the IGBT temperature
When degree reaches the third predetermined threshold, fault message is issued.
10. cooking apparatus according to claim 9, which is characterized in that further include: the alarm device include it is following at least
One of:
Display device, for showing the fault code of the fault message；
Sound prompt device, for issuing fault cues sound.
11. cooking apparatus according to claim 3, which is characterized in that described control unit includes:
Third generates subelement, is under standby mode for the state in the cooking apparatus, and high in the IGBT temperature
In the case where the first predetermined temperature threshold, the open command for opening the fan is generated；
4th generates subelement, is under standby mode for the state in the cooking apparatus, and low in the IGBT temperature
In the case where the second predetermined temperature threshold, the out code for closing the fan is generated.
12. cooking apparatus according to claim 11, which is characterized in that the third generates subelement and includes:
First determines time subelement, in the case where the IGBT temperature is higher than the predetermined temperature threshold, determination to be used for
Control the air supply velocity when fan is opened, wherein the air supply velocity is carried in the open command.
13. cooking apparatus according to claim 11, which is characterized in that the third generates subelement and includes:
Second determines time subelement, in the case where the IGBT temperature is higher than the predetermined temperature threshold, determination to be used for
Control the supply air temperature of the fan air-supply when fan is opened, wherein the supply air temperature is carried in the open command.
14. the cooking apparatus according to claim 4 or 11, which is characterized in that
First predetermined temperature threshold is higher than the predetermined temperature threshold, wherein first predetermined temperature threshold is higher than described
Predetermined temperature threshold is higher by value range are as follows: 5 to 10 degree；
Second predetermined temperature threshold is higher than the predetermined temperature threshold, wherein second predetermined temperature threshold is higher than described
Predetermined temperature threshold is higher by value range are as follows: 0 to 5 degree.
15. cooking apparatus according to claim 14, which is characterized in that the predetermined temperature threshold is environment temperature,
In, the environment temperature be it is following any one: the default value of the temperature value of environment temperature sensor detection, program setting.
16. cooking apparatus according to claim 15, which is characterized in that the default value that described program is set is 35 degree.
17. cooking apparatus according to any one of claim 1 to 13, which is characterized in that further include: timer is used for
Timing is carried out to the continuous working period of the fan；
The controller is also used in the timer expiry, generates the out code for controlling fan closing.
18. cooking apparatus according to claim 17, which is characterized in that the timing length range of the timer are as follows: 1 to
3 minutes.
19. cooking apparatus according to any one of claim 1 to 13, which is characterized in that the cooking apparatus is voltage
Power pot.
20. a kind of control method of cooking apparatus characterized by comprising
Acquire the IGBT temperature of the insulated gate bipolar transistor IGBT of the cooking apparatus；
According to the IGBT temperature of acquisition, the control instruction for controlling fan is generated；
According to the control instruction, air-supply processing is carried out to the IGBT.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710979801.0A CN109674341A (en) | 2017-10-19 | 2017-10-19 | The control method of cooking apparatus and cooking apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710979801.0A CN109674341A (en) | 2017-10-19 | 2017-10-19 | The control method of cooking apparatus and cooking apparatus |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113367588A (en) * | 2021-07-30 | 2021-09-10 | 宁波嘉乐智能科技股份有限公司 | Low-temperature amplitude control method and device for air fryer, storage medium and air fryer |
| US11134808B2 (en) | 2020-03-30 | 2021-10-05 | Sharkninja Operating Llc | Cooking device and components thereof |
| CN114246456A (en) * | 2020-09-25 | 2022-03-29 | 浙江苏泊尔家电制造有限公司 | Control method of cooking appliance and cooking appliance |
| US11627834B2 (en) | 2017-08-09 | 2023-04-18 | Sharkninja Operating Llc | Cooking system for cooking food |
| US11751710B2 (en) | 2019-02-25 | 2023-09-12 | Sharkninja Operating Llc | Guard for cooking system |
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2017
- 2017-10-19 CN CN201710979801.0A patent/CN109674341A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11627834B2 (en) | 2017-08-09 | 2023-04-18 | Sharkninja Operating Llc | Cooking system for cooking food |
| US11751710B2 (en) | 2019-02-25 | 2023-09-12 | Sharkninja Operating Llc | Guard for cooking system |
| US11134808B2 (en) | 2020-03-30 | 2021-10-05 | Sharkninja Operating Llc | Cooking device and components thereof |
| US11647861B2 (en) | 2020-03-30 | 2023-05-16 | Sharkninja Operating Llc | Cooking device and components thereof |
| US11678765B2 (en) | 2020-03-30 | 2023-06-20 | Sharkninja Operating Llc | Cooking device and components thereof |
| CN114246456A (en) * | 2020-09-25 | 2022-03-29 | 浙江苏泊尔家电制造有限公司 | Control method of cooking appliance and cooking appliance |
| CN114246456B (en) * | 2020-09-25 | 2022-10-04 | 浙江苏泊尔家电制造有限公司 | Control method of cooking appliance and cooking appliance |
| CN113367588A (en) * | 2021-07-30 | 2021-09-10 | 宁波嘉乐智能科技股份有限公司 | Low-temperature amplitude control method and device for air fryer, storage medium and air fryer |
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