CN107638090A - Baking machine and its method for heating and controlling - Google Patents
Baking machine and its method for heating and controlling Download PDFInfo
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- CN107638090A CN107638090A CN201610579915.1A CN201610579915A CN107638090A CN 107638090 A CN107638090 A CN 107638090A CN 201610579915 A CN201610579915 A CN 201610579915A CN 107638090 A CN107638090 A CN 107638090A
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 199
- 238000000034 method Methods 0.000 title claims abstract description 32
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 66
- 239000010703 silicon Substances 0.000 claims abstract description 66
- 238000013507 mapping Methods 0.000 claims abstract description 26
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- 206010037660 Pyrexia Diseases 0.000 description 3
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Abstract
The invention discloses a kind of method for heating and controlling of baking machine, this method flow includes：In the course of work of baking machine, the baking tray temperature of baking machine described in real-time or timing acquisition；According to the baking tray temperature and the heating element of the baking machine pre-set operation power between mapping relations, it is determined that with the operation power of the baking tray Temperature Matching got, wherein, the baking tray temperature is higher, it is described operation power it is smaller；Control the intermittent conducting of the controllable silicon and disconnect, so that the operation power continuous heating of the heating element according to determination.The present invention also proposes a kind of baking machine.The present invention solves baking machine in cooking food because baking tray temperature equalization and stationarity difference cause the technical problem of food cooking effect difference.
Description
Technical field
The present invention relates to baking machine technical field, more particularly to a kind of baking machine and its method for heating and controlling.
Background technology
Existing baking machine is all the heating using Control heat-generating pipe, still, because relay is low speed switch,
Can not continually break-make, so its control principle is usually：It will be controlled after heating element exceedes the control temperature of program setting
Heating element stops heating, restarts to heat again after less than control temperature, thus has a problem, because Control
The power of heating element is constant when heat-generating pipe works, although stopping heating, heat meeting after temperature reaches control temperature
Continue to rise because of inertia, similarly during falling, when temperature less than control temperature when, heat can not recover at once from
And continue to fall down, shown in reference picture 1, temperature occur rises, declines repeatedly, and the highs and lows of temperature are just formed
One very big temperature difference, control temperature is higher, and this temperature difference can be bigger, even up to more than 30 degree, this discontinuous to add
Baking tray temperature equalization and stationarity are poor when hot mode can cause cooking food, and then cause the culinary art effect of food poor,
Such as the phenomenon at food paste bottom easily occurs.
The content of the invention
The present invention provides a kind of baking machine and its method for heating and controlling, and its main purpose is solve grillING in the prior art
Machine is in cooking food because baking tray temperature equalization and stationarity difference cause the technical problem of food cooking effect difference.
To achieve the above object, the present invention provides a kind of method for heating and controlling of baking machine, and the baking machine includes heating
Device and the controllable silicon being connected with the heating element, the method for heating and controlling of the baking machine include：
In the course of work of baking machine, the baking tray temperature of baking machine described in real-time or timing acquisition；
According to the baking tray temperature and the heating element of the baking machine pre-set operation power between mapping relations, really
Determine the operation power of the baking tray Temperature Matching with getting, wherein, the baking tray temperature is higher, and the operation power is got over
It is small；
Control the intermittent conducting of the controllable silicon and disconnect, so that the operation power of the heating element according to determination
Continuous heating.
Alternatively, it is described to control the intermittent conducting of the controllable silicon being connected with the heating element and disconnect, so that the hair
Hot device according to determination the operation power continuous heating the step of include：
According to the operation power of determination and the rated power of the heating element, calculate per continuous preset number city
In the electric cycle, the conducting number in controllable silicon civil power cycle in the conduction state；
The controllable silicon is controlled in per the continuous preset number civil power cycle, the civil power week for having the continuous conducting number
It is in the conduction state in phase, except it is described conducting number the civil power cycle in addition to other civil power cycles in be off.
Alternatively, in the control controllable silicon in per the continuous preset number civil power cycle, there is continuously described lead
It is in the conduction state in the civil power cycle of logical number, within other civil power cycles in addition to the civil power cycle of the conducting number
During being off, being switched on or off for the controllable silicon is controlled according to the zero cross signal of the civil power detected.
Alternatively, between the basis is pre-set baking tray temperature and the operation power of the heating element of the baking machine
Mapping relations, it is determined that before the step of operation power with the baking tray Temperature Matching got, the heating of the baking machine
Control method also includes：
Whether the baking tray temperature for judging to get is more than preset temperature threshold value；
When the baking tray temperature is less than or equal to the preset temperature threshold value, the heating element is controlled according to specified work(
Rate is heated；
When the baking tray temperature is more than the preset temperature threshold value, perform according to the baking tray temperature that pre-sets with it is described
The heating element of baking machine operation power between mapping relations, it is determined that with the operation work(of the baking tray Temperature Matching got
The step of rate.
Alternatively, the preset number is 10-30.
Alternatively, the conducting number N is calculated according to below equation：N=(W/W0)*M；
Wherein, the M is preset number, the W0For the rated power of the heating element, the W is the operation work(
Rate.
In addition, to achieve the above object, the present invention also provides a kind of baking machine, the baking machine include heating element and with
The controllable silicon of the heating element connection, the baking machine also include：
Temperature detecting module, in the course of work of baking machine, baking machine described in real-time or timing acquisition to be baked
Disk temperature；
Power determination module, for according to the baking tray temperature pre-set and the operation power of the heating element of the baking machine
Between mapping relations, it is determined that with the operation power of the baking tray Temperature Matching got, wherein, the baking tray temperature is got over
Height, the operation power are smaller；
Heating control module, for control the controllable silicon it is intermittent conducting and disconnect so that the heating element according to
The operation power continuous heating determined.
Alternatively, the heating control module includes：
Computing unit, for according to the operation power of determination and the rated power of the heating element, calculating in every company
In the continuous preset number civil power cycle, the conducting number in controllable silicon civil power cycle in the conduction state；
Control unit, for controlling the controllable silicon in per the continuous preset number civil power cycle, there is continuously described lead
It is in the conduction state in the civil power cycle of logical number, within other civil power cycles in addition to the civil power cycle of the conducting number
It is off.
Alternatively, described control unit is additionally operable to：
In the control controllable silicon in per the continuous preset number civil power cycle, there is the continuous conducting number
It is in the conduction state in the civil power cycle, except it is described conducting number the civil power cycle in addition to other civil power cycles in disconnect
During state, being switched on or off for the controllable silicon is controlled according to the zero cross signal of the civil power detected.
Alternatively, the baking machine also includes：
Whether temperature judge module, the baking tray temperature for judging to get are more than preset temperature threshold value；
The heating control module is additionally operable to：When the baking tray temperature is less than or equal to the preset temperature threshold value,
The heating element is controlled to be heated according to rated power；
The power determination module is additionally operable to：When the baking tray temperature is more than the preset temperature threshold value, according to advance
Mapping relations between the baking tray temperature of setting and the operation power of the heating element of the baking machine, it is determined that described with getting
The operation power of baking tray Temperature Matching.
Alternatively, the preset number is 10-30.
Alternatively, the computing unit calculates the conducting number N according to below equation：N=(W/W0)*M；
Wherein, the M is preset number, the W0For the rated power of the heating element, the W is the operation work(
Rate.
Baking machine proposed by the present invention and its method for heating and controlling, the baking machine are provided with heating element and connected with heating element
The controllable silicon connect, in the course of work of baking machine, in real time or timing acquisition baking machine baking tray temperature, according to pre-setting
Baking tray temperature and baking machine heating element operation power between mapping relations, it is determined that with the baking tray Temperature Matching that gets
Operation power, baking tray temperature is higher, operation power it is smaller, after the operation power of heating element is determined, control and heating element
The intermittent conducting of controllable silicon and disconnection being connected, so that operation power continuous heating of the heating element according to determination, that is,
Say, with the operation of heating element, the baking tray temperature of baking machine gradually rises, and according to the mapping relations pre-set, adjusts in real time
The operation power of whole heating element, by controlling controllable silicon is intermittent to be switched on or off, so that fortune of the heating element according to determination
Row power continuous heating, when temperature reaches the high temperature of comparison, it is not necessary to control heating element to stop heating, but it is smaller with one
Power continuous heating, now, because heating element, still in persistent fever, the temperature of baking tray will not run the drop of power because of it
Low and reduce, and be able to maintain that current temperature, therefore, it is possible to reach baking machine, temperature that one temperature stabilization rises is bent
Line, solve because baking tray temperature equalization and stationarity difference cause the poor technical problem of food cooking effect.
Brief description of the drawings
Fig. 1 is the temperature curve of baking machine in the prior art；
Fig. 2 is the flow chart of the method for heating and controlling first embodiment of baking machine of the present invention；
Fig. 3 is the temperature curve of the baking machine in the method for heating and controlling first embodiment of baking machine of the present invention；
Fig. 4 is the flow chart of the method for heating and controlling second embodiment of baking machine of the present invention；
Fig. 5 is the high-level schematic functional block diagram of baking machine first embodiment of the present invention；
Fig. 6 is the high-level schematic functional block diagram of baking machine second embodiment of the present invention.
The realization, functional characteristics and advantage of the object of the invention will be described further referring to the drawings in conjunction with the embodiments.
Embodiment
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
The present invention provides a kind of method for heating and controlling of baking machine.It is the heating control of baking machine of the present invention shown in reference picture 2
The flow chart of method first embodiment processed.
In the present embodiment, the method for heating and controlling of the baking machine includes：
Step S10, in the course of work of baking machine, the baking tray temperature of baking machine described in real-time or timing acquisition；
It should be noted that the method for heating and controlling for the baking machine that the present embodiment proposes is not limited to the heating of baking machine
Control, it is also applied for the electrical equipment heated by heater members such as heat-generating pipes.
Baking machine in the present embodiment, it is provided with heating element and the controllable silicon being connected with heating element, in general, grillING
Temperature-detecting device, such as temperature sensor are provided with machine, for detecting the temperature of baking tray, and MCU units
(Microcontroller Unit, micro-control unit), MCU units are a kind of microprocessing units, are calculated for doing some, signal
The control such as transmitting-receiving, controllable silicon is connected between heating element and MCU units.
In the course of work of baking machine, by temperature-detecting device in real time or timing acquisition baking machine baking tray temperature
Degree, for example, at interval of 5 seconds temperature for obtaining a temperature-detecting device and detecting.
Step S20, according to reflecting between the operation power of the baking tray temperature and the heating element of the baking machine that pre-set
Penetrate relation, it is determined that with the operation power of the baking tray Temperature Matching got, wherein, the baking tray temperature is higher, the fortune
Row power is smaller；
The mapping relations between baking tray temperature and the operation power of heating element are pre-set, during cooking food,
With the heating of heating element, the temperature of baking tray gradually rises, and in order to make food have good culinary art effect, the temperature of baking tray needs
Smoothly to rise, in the present embodiment, baking tray temperature is higher, then the operation power of heating element is lower, that is to say, that in order that
Baking tray temperature can smoothly rise and be finally reached equilibrium, according to the baking tray temperature detected, adjust the operation work(of heating element
Rate.
When pre-setting above-mentioned mapping relations, power can be run according to corresponding to experiment obtains each temperature value, with
Under using baking tray temperature range as 0-95 degree, the operation power bracket of heating element illustrates exemplified by being rated power W to 10%W.
, can be in the way of the corresponding operation power of each temperature range, for example, working as baking tray temperature as a kind of embodiment
When being spent positioned at temperature range 0-60, corresponding operation power is W, corresponding when baking tray temperature, which is located at temperature range 60-70, to be spent
Operation power is 0.8W, and when baking tray temperature, which is located at temperature range 70-80, to be spent, corresponding operation power is 0.6W, when baking tray temperature
Degree positioned at temperature range 80-90 spend when, it is corresponding run power be 0.4W, when baking tray temperature, which is located at temperature range 90-95, to be spent,
Corresponding operation power is 0.2W；Or in other embodiments, according to the linear pass between operation power and baking tray temperature
System, pre-sets mapping relations.
It is continuous heating in heating process to make baking machine in this way, when temperature reaches the high temperature of comparison,
Heating element need not be controlled to stop heating, but with a less power continuous heating, now, because heating element is still continuing
Heating, the temperature of baking tray will not reduce because it runs the reduction of power, and be able to maintain that current temperature, or temperature
Still have slow rising, be not in thus that temperature rises, declined repeatedly, and temperature highs and lows formed compared with
The phenomenon of the big temperature difference.Shown in reference picture 3, the method that the present embodiment proposes can reach temperature curve as depicted.
Step S30, control the intermittent conducting of the controllable silicon and disconnect, so that the heating element is according to described in determination
Run power continuous heating.
In the present embodiment, by controlling the intermittent conducting of controllable silicon and disconnecting, operation of the heating element according to determination is made
Power continuous heating.Specifically, following steps are referred to：
According to the operation power of determination and the rated power of the heating element, calculate per continuous preset number city
In the electric cycle, the conducting number in controllable silicon civil power cycle in the conduction state；The controllable silicon is controlled per continuous pre-
If in the number civil power cycle, have in the civil power cycle of the continuous conducting number it is in the conduction state, except the conducting
It is off in other civil power cycles outside several civil power cycles.
In general, the frequency of civil power is 50Hz, therefore the civil power cycle is 0.02s, according to the operation power and heating element of determination
Rated power calculate in the continuous preset number civil power cycle, control the civil power number of cycles of controlled silicon conducting, specifically
Ground, conducting number N, N=(W/W can be calculated according to below equation0)*M；Wherein, the M is preset number, the W0To be described
The rated power of heating element, the W are the operation power.For example, the rated power of heating element is 600w, preset number 20
It is individual, when the baking tray temperature got is 70 degree, it is determined that operation power for rated power 50% when, i.e. 300w, then M=20, W0
=600w, W=300w, according to N=(W/W0) * M, it is 10 to calculate conducting number N, that is to say, that in every 20 continuous cities
In the electric cycle, have in 10 civil power cycles, controllable silicon is in the conduction state.For example, it may be in every 20 continuous civil powers
In cycle, it is conducting to have continuous 10 civil power cycles, and it is to disconnect to have continuous 10 civil power cycles.
The civil power number of cycles that controllable silicon turns within the preset number civil power cycle is more, and the power of heating element is bigger,
Therefore, with the rise of baking tray temperature, the conducting number is smaller, and operation power is smaller.It should be noted that due to running work(
Rate is not zero, and the conducting number being calculated also is greater than zero.Also, the round numbers when calculating conducting number.Wherein, preset
Number can be pre-set as needed, and preset number is bigger, the adjustable model of the number to the logical civil power cycle of controllable silicon
Enclose bigger.Alternatively, preset number is 10-30, and as a kind of embodiment, preset number is 20.
As a kind of embodiment, in the control controllable silicon in per the continuous preset number civil power cycle, have
It is in the conduction state in the civil power cycle of the continuous conducting number, in other in addition to the civil power cycle of the conducting number
During being off in the civil power cycle, the conducting of the controllable silicon is controlled according to the zero cross signal of the civil power detected
Or disconnect.
Because civil power is a kind of alternating current, its waveform is a kind of sine wave, therefore, there is a zero point when electric current commutates
Signal, each civil power cycle are able to detect that two zero signals, within every 20 continuous civil power cycles, to there is continuous 10
The individual civil power cycle be conducting, have continuous 10 civil power cycles be disconnect exemplified by, can in the case where controllable silicon is in the conduction state,
When being consecutively detected 20 zero signals, control controllable silicon disconnects, and then in the off state, is being consecutively detected 20 zero points
During signal, controlled silicon conducting is controlled.
The method for heating and controlling for the baking machine that the present embodiment proposes, the baking machine are provided with heating element and connected with heating element
The controllable silicon connect, in the course of work of baking machine, in real time or timing acquisition baking machine baking tray temperature, according to pre-setting
Baking tray temperature and baking machine heating element operation power between mapping relations, it is determined that with the baking tray Temperature Matching that gets
Operation power, baking tray temperature is higher, operation power it is smaller, after the operation power of heating element is determined, control and heating element
The intermittent conducting of controllable silicon and disconnection being connected, so that operation power continuous heating of the heating element according to determination, that is,
Say, with the operation of heating element, the baking tray temperature of baking machine gradually rises, and according to the mapping relations pre-set, adjusts in real time
The operation power of whole heating element, by controlling controllable silicon is intermittent to be switched on or off, so that fortune of the heating element according to determination
Row power continuous heating, when temperature reaches the high temperature of comparison, it is not necessary to control heating element to stop heating, but it is smaller with one
Power continuous heating, now, because heating element, still in persistent fever, the temperature of baking tray will not run the drop of power because of it
Low and reduce, and be able to maintain that current temperature, therefore, it is possible to reach baking machine, temperature that one temperature stabilization rises is bent
Line, solve because baking tray temperature equalization and stationarity difference cause the poor technical problem of food cooking effect.
The second embodiment of the method for heating and controlling of baking machine of the present invention is proposed based on first embodiment.Shown in reference picture 4,
In the present embodiment, before step S20, the method for heating and controlling of the baking machine also includes：
Whether S40, the baking tray temperature for judging to get are more than preset temperature threshold value；
S50, when the baking tray temperature is less than or equal to the preset temperature threshold value, the heating element is controlled according to volume
Determine power to be heated；
When the baking tray temperature is more than the preset temperature threshold value, step S20 is performed.
In order to shorten the heating process of food, accelerate culinary art process, when baking tray temperature is relatively low, can be entered with rated power
Row heating, i.e., when detecting that baking tray temperature is less than preset temperature threshold value, control heating element is heated with rated power, wherein default
Temperature threshold can be arranged as required to, for example, being set according to the current mode of operation of baking machine, when mode of operation adds to be quick
When hot, preset temperature threshold value can be set larger, when mode of operation is slow heat, preset temperature threshold value can be set
That puts is smaller, and when detecting that temperature reaches preset temperature threshold value, its power is adjusted further according to temperature.
The present invention also proposes a kind of baking machine.
It is the high-level schematic functional block diagram of baking machine first embodiment of the present invention shown in reference picture 5.
In this embodiment, the baking machine includes：
Temperature detecting module 10, in the course of work of baking machine, in real time or baking machine described in timing acquisition
Baking tray temperature；
Baking machine in the present embodiment, it is provided with heating element and the controllable silicon being connected with heating element, in general, temperature
Detection module 10 can be temperature sensor, for detecting the temperature of baking tray, and MCU units (Microcontroller
Unit, micro-control unit), MCU units are a kind of microprocessing units, controllable for doing the controls such as some calculating, the transmitting-receiving of signal
Silicon is connected between heating element and MCU units.
In the course of work of baking machine, by temperature-detecting device in real time or timing acquisition baking machine baking tray temperature
Degree, for example, at interval of 5 seconds temperature for obtaining a temperature-detecting device and detecting.
Power determination module 20, for according to the baking tray temperature pre-set and the operation work(of the heating element of the baking machine
Mapping relations between rate, it is determined that with the operation power of the baking tray Temperature Matching got, wherein, the baking tray temperature is got over
Height, the operation power are smaller；
The mapping relations between baking tray temperature and the operation power of heating element are pre-set, during cooking food,
With the heating of heating element, the temperature of baking tray gradually rises, and in order to make food have good culinary art effect, the temperature of baking tray needs
Smoothly to rise, in the present embodiment, baking tray temperature is higher, then the operation power of heating element is lower, that is to say, that in order that
Baking tray temperature can smoothly rise and be finally reached equilibrium, according to the baking tray temperature detected, adjust the operation work(of heating element
Rate.
When pre-setting above-mentioned mapping relations, power can be run according to corresponding to experiment obtains each temperature value, with
Under using baking tray temperature range as 0-95 degree, the operation power bracket of heating element illustrates exemplified by being rated power W to 10%W.
, can be in the way of the corresponding operation power of each temperature range, for example, working as baking tray temperature as a kind of embodiment
When being spent positioned at temperature range 0-60, corresponding operation power is W, corresponding when baking tray temperature, which is located at temperature range 60-70, to be spent
Operation power is 0.8W, and when baking tray temperature, which is located at temperature range 70-80, to be spent, corresponding operation power is 0.6W, when baking tray temperature
Degree positioned at temperature range 80-90 spend when, it is corresponding run power be 0.4W, when baking tray temperature, which is located at temperature range 90-95, to be spent,
Corresponding operation power is 0.2W；Or in other embodiments, according to the linear pass between operation power and baking tray temperature
System, pre-sets mapping relations.Power determination module 20 determines to run work(corresponding to current baking tray temperature according to mapping relations
Rate.
It is continuous heating in heating process to make baking machine in this way, when temperature reaches the high temperature of comparison,
Heating element need not be controlled to stop heating, but with a less power continuous heating, now, because heating element is still continuing
Heating, the temperature of baking tray will not reduce because it runs the reduction of power, and be able to maintain that current temperature, or temperature
Still have slow rising, be not in thus that temperature rises, declined repeatedly, and temperature highs and lows formed compared with
The phenomenon of the big temperature difference.Shown in reference picture 3, the method that the present embodiment proposes can reach temperature curve as depicted.
Heating control module 30, for controlling the intermittent conducting of the controllable silicon and disconnecting, so that the heating element is pressed
According to the operation power continuous heating of determination.
In the present embodiment, heating control module 30 makes heating element by controlling the intermittent conducting of controllable silicon and disconnecting
According to the operation power continuous heating of determination.Specifically, heating control module 30 is included with lower unit：
Computing unit, for according to the operation power of determination and the rated power of the heating element, calculating in every company
In the continuous preset number civil power cycle, the conducting number in controllable silicon civil power cycle in the conduction state；
Control unit, for controlling the controllable silicon in per the continuous preset number civil power cycle, there is continuously described lead
It is in the conduction state in the civil power cycle of logical number, within other civil power cycles in addition to the civil power cycle of the conducting number
It is off.
In general, the frequency of civil power is 50Hz, therefore the civil power cycle is 0.02s, and computing unit is according to the operation power of determination
Calculated with the rated power of heating element in the continuous preset number civil power cycle, control unit controls the city of controlled silicon conducting
Electric number of cycles, specifically, computing unit can calculate conducting number N, N=(W/W according to below equation0)*M；Wherein, it is described
M is preset number, the W0For the rated power of the heating element, the W is the operation power.For example, the volume of heating element
It is 600w to determine power, and preset number is 20, when the baking tray temperature got is 70 degree, it is determined that operation power is rated power
When 50%, i.e. 300w, then M=20, W0=600w, W=300w, according to N=(W/W0) * M, it is 10 to calculate conducting number N,
That is within every 20 continuous civil power cycles, have in 10 civil power cycles, controllable silicon is in the conduction state.For example, can
To be within every 20 continuous civil power cycles, it is conducting to have continuous 10 civil power cycles, has continuous 10 civil power cycles to be
Disconnect.
The civil power number of cycles that controllable silicon turns within the preset number civil power cycle is more, and the power of heating element is bigger,
Therefore, with the rise of baking tray temperature, the conducting number is smaller, and operation power is smaller.It should be noted that due to running work(
Rate is not zero, and the conducting number being calculated also is greater than zero.Also, the round numbers when calculating conducting number.Wherein, preset
Number can be pre-set as needed, and preset number is bigger, the adjustable model of the number to the logical civil power cycle of controllable silicon
Enclose bigger.Alternatively, preset number is 10-30, and as a kind of embodiment, preset number is 20.
As a kind of embodiment, control unit is additionally operable to：In the control controllable silicon per continuous preset number
In the individual civil power cycle, have in the civil power cycle of the continuous conducting number it is in the conduction state, except the city of the conducting number
During being off in other civil power cycles outside the electric cycle, controlled according to the zero cross signal of the civil power detected
The controllable silicon is switched on or off.
Because civil power is a kind of alternating current, its waveform is a kind of sine wave, therefore, there is a zero point when electric current commutates
Signal, each civil power cycle are able to detect that two zero signals, within every 20 continuous civil power cycles, to there is continuous 10
The individual civil power cycle be conducting, have continuous 10 civil power cycles be disconnect exemplified by, can in the case where controllable silicon is in the conduction state,
When being consecutively detected 20 zero signals, control unit control controllable silicon disconnects, and then in the off state, is being consecutively detected
During 20 zero signals, control unit control controlled silicon conducting.
The baking machine that the present embodiment proposes, is provided with heating element and the controllable silicon being connected with heating element, in baking machine
In the course of work, real-time or timing acquisition baking machine baking tray temperature, according to the baking tray temperature and baking machine pre-set
Heating element operation power between mapping relations, it is determined that with the operation power of the baking tray Temperature Matching got, baking tray temperature
Higher, operation power is smaller, after the operation power of heating element is determined, controls the controllable silicon being connected with heating element intermittent
Conducting and disconnection so that operation power continuous heating of the heating element according to determination, that is to say, that with the operation of heating element,
The baking tray temperature of baking machine gradually rises, and according to the mapping relations pre-set, adjusts the operation power of heating element in real time, leads to
Cross that control controllable silicon is intermittent to be switched on or off, so that operation power continuous heating of the heating element according to determination, in temperature
When reaching the high temperature of comparison, it is not necessary to control heating element to stop heating, but with a less power continuous heating, now,
Because still in persistent fever, the temperature of baking tray will not reduce heating element because it runs the reduction of power, and can tie up
Current temperature is held, therefore, it is possible to make baking machine reach the temperature curve that a temperature stabilization rises, is solved due to baking tray temperature
Degree is harmonious and stationarity difference causes the poor technical problem of food cooking effect.
The second embodiment of baking machine of the present invention is proposed based on first embodiment.Shown in reference picture 6, in the present embodiment,
The baking machine also includes：
Whether temperature judge module 40, the baking tray temperature for judging to get are more than preset temperature threshold value；
Heating control module 30 is additionally operable to：When the baking tray temperature is less than or equal to the preset temperature threshold value, control
The heating element is made to be heated according to rated power；
Power determination module 20 is additionally operable to：When the baking tray temperature is more than the preset temperature threshold value, according to setting in advance
Mapping relations between the baking tray temperature and the operation power of the heating element of the baking machine put, it is determined that described roasting with getting
The operation power of disk Temperature Matching.
In order to shorten the heating process of food, accelerate culinary art process, when baking tray temperature is relatively low, heating control module 30 is controlled
Heating element processed is heated with rated power, i.e., when detecting that baking tray temperature is less than preset temperature threshold value, control heating element with
Rated power heats, wherein, preset temperature threshold value can be arranged as required to, for example, according to the current mode of operation of baking machine
Set, when mode of operation for quick heating when, preset temperature threshold value can be set it is larger, when mode of operation is slow heat
When, preset temperature threshold value can be set it is smaller, when detecting that temperature reaches preset temperature threshold value, power determination module 20
Its power is adjusted further according to temperature.
The preferred embodiments of the present invention are these are only, are not intended to limit the scope of the invention, it is every to utilize this hair
The equivalent structure or equivalent flow conversion that bright specification and accompanying drawing content are made, or directly or indirectly it is used in other related skills
Art field, is included within the scope of the present invention.
Claims (12)
- A kind of 1. method for heating and controlling of baking machine, it is characterised in that the baking machine include heating element and with the heating The controllable silicon of device connection, the method for heating and controlling of the baking machine include：In the course of work of baking machine, the baking tray temperature of baking machine described in real-time or timing acquisition；According to the mapping relations between the operation power of the baking tray temperature and the heating element of the baking machine pre-set, it is determined that with The operation power of the baking tray Temperature Matching got, wherein, the baking tray temperature is higher, and the operation power is smaller；Control the intermittent conducting of the controllable silicon and disconnect, so that the heating element continues according to the operation power of determination Heating.
- 2. the method for heating and controlling of baking machine according to claim 1, it is characterised in that the control and the heating element The intermittent conducting of controllable silicon and disconnection of connection, so that the heating element is according to the operation power continuous heating of determination Step includes：According to the operation power of determination and the rated power of the heating element, calculate in the week per continuous preset number civil power It is interim, the conducting number in controllable silicon civil power cycle in the conduction state；The controllable silicon is controlled in per the continuous preset number civil power cycle, in the civil power cycle for having the continuous conducting number It is in the conduction state, except it is described conducting number the civil power cycle in addition to other civil power cycles in be off.
- 3. the method for heating and controlling of baking machine according to claim 2, it is characterised in that in the control controllable silicon Per in the continuous preset number civil power cycle, have in the continuous civil power cycle for turning on number it is in the conduction state, except During being off in other civil power cycles outside the civil power cycle of the conducting number, according to the city detected The zero cross signal of electricity controls being switched on or off for the controllable silicon.
- 4. the method for heating and controlling of the baking machine according to claim any one of 1-3, it is characterised in that the basis is advance Mapping relations between the baking tray temperature of setting and the operation power of the heating element of the baking machine, it is determined that described with getting Before the step of operation power of baking tray Temperature Matching, the method for heating and controlling of the baking machine also includes：Whether the baking tray temperature for judging to get is more than preset temperature threshold value；When the baking tray temperature is less than or equal to the preset temperature threshold value, the heating element is controlled to enter according to rated power Row heating；When the baking tray temperature is more than the preset temperature threshold value, perform according to the baking tray temperature pre-set and the grillING Mapping relations between the operation power of the heating element of machine, it is determined that with the operation power of the baking tray Temperature Matching that gets Step.
- 5. the method for heating and controlling of the baking machine according to Claims 2 or 3, it is characterised in that the preset number is 10- 30。
- 6. the method for heating and controlling of baking machine according to claim 2, it is characterised in that described in calculating according to below equation Turn on number N：N=(W/W0)*M；Wherein, the M is preset number, the W0For the rated power of the heating element, the W is the operation power.
- A kind of 7. baking machine, it is characterised in that the baking machine includes heating element and the controllable silicon being connected with the heating element, The baking machine also includes：Temperature detecting module, in the course of work of baking machine, in real time or baking machine described in timing acquisition baking tray temperature Degree；Power determination module, for according between the baking tray temperature and the operation power of the heating element of the baking machine pre-set Mapping relations, it is determined that with the operation power of the baking tray Temperature Matching got, wherein, the baking tray temperature is higher, institute It is smaller to state operation power；Heating control module, for controlling the intermittent conducting of the controllable silicon and disconnecting, so that the heating element is according to determination The operation power continuous heating.
- 8. baking machine according to claim 7, it is characterised in that the heating control module includes：Computing unit, for according to the operation power of determination and the rated power of the heating element, calculating per continuous pre- If in the number civil power cycle, the conducting number in controllable silicon civil power cycle in the conduction state；Control unit, for controlling the controllable silicon in per the continuous preset number civil power cycle, there is the continuous conducting It is in the conduction state in several civil power cycles, except it is described conducting number the civil power cycle in addition to other civil power cycles in be in Off-state.
- 9. baking machine according to claim 8, it is characterised in that described control unit is additionally operable to：In the control controllable silicon in per the continuous preset number civil power cycle, there is the civil power of the continuous conducting number It is in the conduction state in cycle, except it is described conducting number the civil power cycle in addition to other civil power cycles in be off During, being switched on or off for the controllable silicon is controlled according to the zero cross signal of the civil power detected.
- 10. according to the baking machine described in claim any one of 7-9, it is characterised in that the baking machine also includes：Whether temperature judge module, the baking tray temperature for judging to get are more than preset temperature threshold value；The heating control module is additionally operable to：When the baking tray temperature is less than or equal to the preset temperature threshold value, control The heating element is heated according to rated power；The power determination module is additionally operable to：When the baking tray temperature is more than the preset temperature threshold value, according to pre-setting Baking tray temperature and the baking machine heating element operation power between mapping relations, it is determined that with the baking tray that gets The operation power of Temperature Matching.
- 11. baking machine according to claim 8 or claim 9, it is characterised in that the preset number is 10-30.
- 12. baking machine according to claim 8, it is characterised in that described in the computing unit is calculated according to below equation Turn on number N：N=(W/W0)*M；Wherein, the M is preset number, the W0For the rated power of the heating element, the W is the operation power.
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| CN109288409A (en) * | 2018-10-22 | 2019-02-01 | 小熊电器股份有限公司 | Thin cake making machine and intelligent cooking heating means |
| CN109976410A (en) * | 2018-12-03 | 2019-07-05 | 广东美的厨房电器制造有限公司 | Temprature control method and Temperature-controlled appliance for cooking equipment |
| CN113974449A (en) * | 2021-10-27 | 2022-01-28 | 深圳市晨北科技有限公司 | Work control method of air fryer, air fryer and storage medium |
| CN114035476A (en) * | 2021-11-11 | 2022-02-11 | 杭州老板电器股份有限公司 | Kitchen appliance control method and device and electronic equipment |
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Application publication date: 20180130 |