CN106444894B - Temperature control method and heating equipment - Google Patents
Temperature control method and heating equipment Download PDFInfo
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- CN106444894B CN106444894B CN201610829648.9A CN201610829648A CN106444894B CN 106444894 B CN106444894 B CN 106444894B CN 201610829648 A CN201610829648 A CN 201610829648A CN 106444894 B CN106444894 B CN 106444894B
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 355
- 238000000034 method Methods 0.000 title claims abstract description 45
- 230000000737 periodic effect Effects 0.000 claims abstract description 39
- 230000000630 rising effect Effects 0.000 claims description 6
- 230000007423 decrease Effects 0.000 claims description 5
- 230000008859 change Effects 0.000 claims description 3
- 230000008569 process Effects 0.000 abstract description 9
- 238000010586 diagram Methods 0.000 description 5
- 230000006870 function Effects 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 235000013399 edible fruits Nutrition 0.000 description 2
- 235000013305 food Nutrition 0.000 description 2
- 241000406668 Loxodonta cyclotis Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
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Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J36/00—Parts, details or accessories of cooking-vessels
- A47J36/24—Warming devices
- A47J36/2483—Warming devices with electrical heating means
-
- 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
- A47J37/00—Baking; Roasting; Grilling; Frying
- A47J37/06—Roasters; Grills; Sandwich grills
- A47J37/0623—Small-size cooking ovens, i.e. defining an at least partially closed cooking cavity
- A47J37/0629—Small-size cooking ovens, i.e. defining an at least partially closed cooking cavity with electric heating elements
-
- 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
- A47J37/00—Baking; Roasting; Grilling; Frying
- A47J37/06—Roasters; Grills; Sandwich grills
- A47J37/0623—Small-size cooking ovens, i.e. defining an at least partially closed cooking cavity
- A47J37/0664—Accessories
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Control Of Resistance Heating (AREA)
Abstract
A temperature control method and a heating apparatus, the method comprising: judging whether the temperature of the heated object reaches the target temperature T from the initial temperature, if not, controlling the heating equipment to heat at full power, and if so, stopping heating; judging whether the temperature value of the heated object reaches the highest temperature or not, if so, judging whether the current temperature value of the heated object is smaller than the target temperature T or not, if so, controlling the heating device to heat the heated object according to a first periodic signal so as to control the temperature of the heated object to be in an upward trend, and if not, controlling the heating device to heat the heated object according to a second periodic signal so as to control the temperature of the heated object to be in a downward trend; thereby enabling the heated object to be heated uniformly in the process and effectively heating the inside thereof.
Description
Technical field
The present invention relates to technical field of electric equipment, and in particular to a kind of temprature control method heated to object and
Heating equipment.
Background technology
With gradually popularizing for domestic electric appliance, the heating equipments such as electric oven, electric cooker have gradually entered into the day of people
Often in life, typically these heating equipments are generally divided into two heating periods, first heating rank in heating process
Heating equipment full power operation in section, so that heating object is rapidly achieved set temperature, second heating period is temperature
Maintenance stage in this stage, when the temperature for detecting heating object is less than set temperature, is controlled by the full work(of heating equipment
Rate works.
Applicant it has been investigated that, above-mentioned traditional temperature control mode rapidly adds heating object in heating process
Heat causes in heating process, and the temperature curve of heating object has relatively large deviation so that non-uniform temperature in oven is heated
Interior of articles can not be heated effectively, if the object heated is is food, situation that food therein can be caused half-cooked
Occur.
Invention content
In view of this, the embodiment of the present invention provides a kind of temprature control method and heating equipment, to realize so that being heated
Object can be heated effectively, prevent heating object from occurring heating non-uniform phenomenon.
To achieve the above object, the embodiment of the present invention provides following technical solution：
A kind of temprature control method, applied in heating equipment, including：
Acquire the temperature information of heating object；
Judge whether the temperature value of heating object by initial temperature reaches target temperature T, if not, control heating equipment
Heating with full power, if so, stopping heating；
Judge whether the temperature value of heating object has reached maximum temperature, if not up to maximum temperature, continue pair
The temperature of heating object is detected, if having reached maximum temperature, judging the current temperature value of the heating object is
It is no to be less than target temperature T, if so, being heated according to period 1 signal control heating equipment to heating object, with control
Heating object temperature processed is integrally in rising trend, if it is decided that and the current temperature value of heating object is not less than target temperature T,
Heating object is heated according to second round signal control heating equipment, under heating object temperature to be controlled to be in integrally
Drop trend；
Wherein, when the periodic signal is in first state, the heating equipment is controlled to add heating object
Heat when the periodic signal is in the second state, controls the heating equipment to stop heating.
Preferably, in above-mentioned temprature control method, the equipping rules of the period 1 signal and second round signal are：
When heating equipment is under the control of the period 1 signal, the temperature rise value in heating object each period is with adding
Temperature value when hot equipment is under the control of the second round signal in heating object each period is identical.
Preferably, it in above-mentioned temprature control method, further includes：
The heating object is calculated during target temperature T is risen to by initial temperature, mesh is risen to by T-N degree
Mark the required heating time T1 of temperature T；
It calculates heating object and the required temperature fall time T2 of N degree is declined by the maximum temperature；
It is by the proportional arrangement between the first state of the period 1 signal, the second state：M*T1：T2, the M's
Value is more than 1；
It is by the proportional arrangement between the first state of the second round signal, the second state：T1：M*T2.
Preferably, in above-mentioned temprature control method, after heating object reaches target temperature T by initial temperature, judge
Whether the current temperature value of the heating object is less than T-X degree, if so, control heating equipment full power operation, until institute
When stating the temperature value of heating object and reaching T-Z and spend, heating object is carried out according to period 1 signal control heating equipment
Heating, the X and Z are not less than 0, and X is more than Z.
Preferably, in above-mentioned temprature control method, judge whether the current temperature value of the heating object is less than target
Temperature T, specifically includes：
Judge whether current heating equipment is under the control of periodic signal, if so, judging to be currently used in described in control
Whether the periodic signal of heating equipment terminates, if so, at the end of judging periodic signal the heating object Current Temperatures
Whether value is less than target temperature T, if it is determined that current heating equipment is not under the control of periodic signal, directly judges to be heated
Whether the Current Temperatures of object are less than target temperature T.
A kind of heating equipment, including：
Temperature collecting cell, for acquiring the temperature information of heating object；
First judging unit, for judging whether the temperature value of heating object reaches target temperature T by initial temperature, such as
Fruit is no, generates the control signal for controlling heating equipment heating with full power, if so, generating that heating equipment is controlled to stop
The control signal of heating exports trigger signal to second judgment unit；
Second judgment unit after the trigger signal for getting the output of the first judging unit, judges the temperature of heating object
Whether angle value has reached maximum temperature, if not up to maximum temperature, continues to be detected the temperature of heating object, such as
Fruit has reached maximum temperature, and trigger signal is exported to third judging unit；
Third judging unit, the current temperature value for after trigger signal is got, judging the heating object are
It is no to be less than target temperature T, if so, being heated according to period 1 signal control heating equipment to heating object, with control
Heating object temperature processed is integrally in rising trend, if not, controlling heating equipment to heating object according to second round signal
Body is heated, to control heating object temperature integrally on a declining curve；
Wherein, the period 1 signal and second round signal are the square-wave signal being made of high and low level, when described
When periodic signal is high level, the heating equipment is controlled to heat heating object, when the periodic signal is low electricity
During ordinary mail, the heating equipment is controlled to stop heating.
Preferably, above-mentioned temperature heating equipment, further includes：
Periodic signal setting unit, for according to preset configuration rule generation period 1 signal and second round signal；
Wherein, the preset configuration rule is：It is described to be added when heating equipment is under the control of the period 1 signal
Temperature rise value in hot object each period with heating equipment under the control of the second round signal when described heated
Temperature value in object each period is identical.
Preferably, above-mentioned temperature heating equipment, further includes：
The periodic signal dispensing unit is specifically used for：It calculates the heating object and target is being risen to by initial temperature
During temperature T, the required heating time T1 of target temperature T are risen to by T-N degree, the temperature according to heating object becomes
Change curve judges that as the temperature fall time T2 needed for peak declines N degree, the period 1 is believed for the temperature value of heating object
Number first state, the proportional arrangement between the second state be：M*T1：T2, by the first state of the second round signal,
Proportional arrangement between two-state is：T1：M*T2, wherein the value of the M is more than 1.
Preferably, above-mentioned temperature heating equipment, further includes：
4th judging unit after reaching target temperature T by initial temperature for heating object, judges described heated
Whether the current temperature value of object is less than T-X degree, if so, control heating equipment full power operation, when the heating object
Temperature value when reaching T-Z by T-X degree and spending, export trigger signal to third judging unit, the X and Z are not less than 0, and X is big
In Z.
Preferably, above-mentioned heating equipment is electric oven or electric cooker.
Based on above-mentioned technical proposal, temprature control method and heating equipment provided in an embodiment of the present invention are maintained in temperature
In stage, heating equipment is controlled to heat heating object by period 1 signal and second round signal respectively, made
The temperature for obtaining heating object is slowly varying, the temperature curve fluctuation range of heating object is reduced, so that by heating
Object in this process can thermally equivalent, make effectively to be heated inside it.
Description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention, for those of ordinary skill in the art, without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is a kind of flow diagram of temprature control method disclosed in the embodiment of the present application；
Fig. 2, which is that the application is another in fact, applies a kind of flow diagram of temprature control method disclosed in example；
Fig. 3 is a kind of system structure diagram of heating equipment disclosed in the embodiment of the present application；
Fig. 4 is a kind of system structure diagram of heating equipment disclosed in another embodiment of the application.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment shall fall within the protection scope of the present invention.
Fig. 1 is a kind of flow diagram of temprature control method disclosed in the embodiment of the present application；
Heating object is evenly heated in order to realize, to prevent from effectively being added inside heating object
Heat, this application discloses a kind of temprature control method, this method is applied in heating equipment, and referring to Fig. 1, method includes：
Step S101：Acquire the temperature information of heating object；
In technical solution disclosed in the embodiment of the present application, after heating equipment startup, acquisition in real time is heated
The temperature information of object generates the relation curve between the temperature and time of heating object；It should be noted that when the quilt
When heating equipment starts, the heating object is by initial temperature (when heating equipment just starts, the temperature of heating object)
It rises to before target temperature, the heating equipment is always maintained at full power operation；
Step S102：Judge whether the temperature value of heating object by initial temperature reaches target temperature T, if not, control
Heating equipment heating with full power processed, if so, performing step S103；
During the temperature of the heating object is stepped up to target temperature T by initial temperature, detect in real time
The temperature information of the heating object if the heating object temperature reaches target temperature T, shows by heating target
The preliminary heating period complete, into the constant temperature stage, wherein, the target temperature body can voluntarily be selected according to user demand,
That is, user can voluntarily select the size of the target temperature T according to the type of the heating object；
Step S103 stops heating；
Step S104：Judge whether the temperature value of heating object has reached maximum temperature, if the not up to highest temperature
Degree, continues to be detected the temperature of heating object, if having reached maximum temperature, performs step S105；
After stopping to heating object heating with full power, due to thermal inertia principle, stop after being heated to heating object,
The temperature of the heating object can't be reduced directly, temperature but can slowly rise certain temperature, heated when described
It is begun to decline after the temperature rise to peak of object, it has been investigated that, for conventional heating object, after stopping heating,
Its ascending temperature is about in the range of 5 degree to 10 degree, before the temperature rise to maximum temperature of the heating object,
Temperature is always held at the state more than the target temperature T, it is heated without heating equipment, when its temperature by
When maximum temperature is begun to decline, the temperature value of the heating object need to be monitored in real time, so that its temperature maintains the target
Temperature T or so, specifically, it judges that the temperature value of the heating object is the process for having reached maximum temperature, can by according to
According between the temperature value of last moment collected heating object and the temperature value of current time collected heating object
Comparison result determine, for example, when the current time collected temperature value by heating target be less than last moment by heating pair
During the temperature value of elephant, show that the temperature value of the heating object has reached the maximum temperature, it is of course also possible to directly according to
Judge that the temperature value of the heating object has reached the maximum temperature according to the temperature time curve of the heating object,
For example, after the heating equipment stops heating with full power, following the fashion occurs declining for the first time in the temperature time curve, show by
The temperature value of heating object has reached the maximum temperature；
Step S105：Judge whether the current temperature value of the heating object is less than target temperature T, if so, performing
Step S106；Otherwise step S107 is performed；
Step S106：Heating object is heated according to period 1 signal control heating equipment, is added with control
Hot object temperature is integrally in rising trend,
When the heating object is dropped to by the maximum temperature below target temperature T, according to period 1 signal
The heating object is heated, is different from the mode of heating of above-mentioned heating with full power, according to the period 1 signal
When being heated to the heating object, heating process is heated for repeatability, the signal according to the period 1 signal
State controls the heated condition of the heating equipment, for example, when the period 1 signal is in first state, controls institute
It states heating equipment to heat heating object, when the period 1 signal is in the second state, stops the heating
Equipment heats heating object, by period 1 signal described in reasonable distribution, first state and the second state
Duration ratio controls heating time of the heating equipment under the period 1 signal and stops heating time, with
The temperature value of the heating object is enabled slowly to increase；Preferably, the initial state of the period 1 signal is the
One state；
Step S107：Heating object is heated according to second round signal control heating equipment, is added with control
Hot object temperature is integrally on a declining curve；
The second round signal can be identical with the type of the period 1 signal, at the second round signal
When first state, the heating equipment is controlled to heat heating object, when the second round signal is in second
During state, stop the heating equipment and heating object is heated, by second round signal described in reasonable distribution,
The duration ratio of one state and the second state controls heating time of the heating equipment under the second round signal
With stop heating time so that the temperature value of the heating object can slowly decline；Preferably, the second round letter
Number initial state be the second state.
By technical solution disclosed in the above embodiments of the present application as it can be seen that in the temperature maintenance stage, pass through first respectively
Periodic signal and second round signal control heating equipment heat heating object so that the temperature of heating object is delayed
Slow variation reduces the temperature curve fluctuation range of heating object, so that heating object in this process can be equal
It is even heated, make effectively to be heated inside it.
In technical solution disclosed in the above embodiments of the present application, user can select described first week according to self-demand
The signal type of phase signal and second round signal, such as the period 1 signal and second round signal are by high and low electricity
The square-wave signal or pulse signal of flat composition when the periodic signal is high level, control the heating equipment to being heated
Object is heated, and when the periodic signal is low level signal, the heating equipment is controlled to stop heating, wherein, it is described
First state and ratio and time span shared by the second state in period 1 signal and second round signal, user can be according to
It is voluntarily selected according to the type of heating object, it is of course also possible to according to the actual conditions meter in heating object heating process
It obtains, when user voluntarily selects, heating equipment can be directed to the first of different heating target setting different conditions ratios
Periodic signal and second round signal for the type for the heating object that user currently selects, are transferred described first week automatically
Phase signal and second round signal.
In order to enable the heating effect of the heating object reaches best, the period 1 signal and second round letter
Number equipping rules be：It is described when heating equipment heats heating object under the control of the period 1 signal
The heating object when rate of rise in temperature and heating equipment of heating object are under the control of the second round signal
Temperature drop rate it is identical, i.e., it is described to be heated when being heated under the control of period 1 signal to heating object
Object each period rises 0.5 degree, then heating object when heating equipment is under the control of the second round signal
At a temperature of each period decline 0.5 degree together.
The corresponding period 1 signal of different heating objects is different with the state ratio of second round signal, just unified
For the heating object of type, since the quality of heating object is different, needed for period 1 signal and second round
Signal is also different, and the application can also be in the heating process to current heating object, by its temperature as a result,
Change curve is analyzed, and the period 1 signal and second round signal is calculated in scene, passes through the period 1
Signal and second round signal cause the heating object to be in the constant temperature stage, referring to Fig. 2, the period 1 signal and
The calculating process of two cycles signal is：Specifically：
Step S201：The heating object is calculated during target temperature T is risen to by initial temperature, by T-N
Degree rises to the required heating time T1 of target temperature T；
Specifically, after the temperature value for judging heating object reaches target temperature T by initial temperature, by the quilt recorded
The temperature time curve of heating object obtains heating object and rises to the time it takes when T is spent by T-N degree, it is preferred that with
The thermal inertia principle is corresponding, any one temperature value between the value selected as 5-10 degree of the N, implements in the application
In technical solution disclosed in example, preferred 5 degree of the selected as of N；
Step S202：It calculates heating object and the required temperature fall time T2 of N degree is declined by the maximum temperature；
Specifically, when judging that heating object is declined by the maximum temperature, can be counted by the temperature time curve
Calculation obtains the heating object and declines the required temperature fall time T2 of N degree by the maximum temperature；
Step S203：It is by the proportional arrangement between the first state of the period 1 signal, the second state：M*T1：
Proportional arrangement between the first state of the second round signal, the second state is by T2：T1：M*T2, the value of the M are big
In 1；
Wherein, the size of the M can be according to user demand sets itself, the temperature of the heating object under the ratio
Degree can slowly rise, it is preferred that in technical solution disclosed in the embodiment of the present application, the value of the M is 2.
It is directed to for the situation of period 1 signal and second round signal described in instant computing, when step S105 is obtained
After judging result, if the period 1 signal and second round signal, which are in, does not generate state, then the step
S106 and step S107 can not then be performed, and in view of this, the step S106 can specifically include：
Judge whether the period 1 signal and second round signal have generated, sentence if not, continuing to execute this
Disconnected action, if so, judging whether the current temperature value of the heating object is less than target temperature T, if so, performing step
S106；Otherwise step S107 is performed.
In view of in temperature maintenance stage user in the case where not knowing whether heating object heating is completed,
The heating equipment may be directly opened, leads to the temperature of heating object rapidly to reduce, if heating object is in not
When heating the state completed, if still period 1 signal slowly heats up to the heating object, when can lead to heating
Between it is excessively tediously long, influence user's use, in this regard, in the above method, heating object by initial temperature reach target temperature T it
Afterwards, judge whether the current temperature value of the heating object is less than T-X degree, if so, control heating equipment full power operation,
When the temperature value of the heating object, which reaches T-Z, spends, heating equipment is controlled to heating object according to period 1 signal
Body is heated, and the X and Z are not less than 0, and X is more than Z, wherein the value of the X and Z can voluntarily be set according to user demand
It is fixed, it is preferred that in technical solution disclosed in the embodiment of the present application, the value of Z is 10, the Z corresponding with temperature inertness principle
Value selected as 5.
In technical solution disclosed in the above embodiments of the present application, in order to realize the reasonable mistake of heating equipment working condition
Degree, in the constant temperature stage, only after the completion of the controlling cycle of upper a cycle signal, could carry out the control of current heating equipment
The switching of signal (period 1 signal and second round signal) processed, that is, judging the current temperature value of the heating object is
It is no to be less than target temperature T, it specifically includes：
Judge whether current heating equipment is under the control of periodic signal, if so, showing the temperature heating equipment
In the temperature maintenance stage, need in this process according to the temperature value of the heating object select for heating equipment into
The periodic signal of row control, judgement, which is currently used in, controls whether the periodic signal of the heating equipment terminates (period 1 signal
Terminate or second round signal terminate), if so, the current temperature value of the heating object is at the end of judging periodic signal
It is no to be less than target temperature T, if it is determined that current heating equipment is not under the control of periodic signal, directly judge heating object
Current Temperatures whether be less than target temperature T.
Corresponding with the above method, disclosed herein as well is a kind of heating equipments, and referring to Fig. 3, which can include：
Temperature collecting cell 100, for acquiring the temperature information of heating object；
In technical solution disclosed in the embodiment of the present application, after heating equipment startup, adopted by the temperature
Collect the temperature information that unit 100 acquires heating object in real time, the relationship generated between the temperature and time of heating object is bent
Line；It should be noted that when it is described started by heating equipment when, (heating equipment is just by initial temperature for the heating object
During startup, the temperature of heating object) it rises to before target temperature, the heating equipment is always maintained at full power operation；
First judging unit 200, for judging whether the temperature value of heating object reaches target temperature by initial temperature
T, if not, the control signal for controlling heating equipment heating with full power is generated, if so, generating to control heating equipment
Stop the control signal of heating, trigger signal is exported to second judgment unit；
Second judgment unit 300 after the trigger signal for getting the output of the first judging unit, judges heating object
Whether temperature value has reached maximum temperature, if not up to maximum temperature, continues to be detected the temperature of heating object,
If having reached maximum temperature, trigger signal is exported to third judging unit；
Third judging unit 400, for after trigger signal is got, judging the current temperature value of the heating object
Whether target temperature T is less than, if so, heating object is heated according to period 1 signal control heating equipment, with
Control heating object temperature integrally in rising trend, if not, controlling heating equipment to being heated according to second round signal
Object is heated, to control heating object temperature integrally on a declining curve；
Wherein, the period 1 signal and second round signal are the square-wave signal being made of high and low level, when described
When periodic signal is high level, the heating equipment is controlled to heat heating object, when the periodic signal is low electricity
During ordinary mail, the heating equipment is controlled to stop heating.
Corresponding with the above method referring to Fig. 4, in technical solution disclosed in the above embodiments of the present application, the temperature adds
Hot equipment, further includes：
Periodic signal setting single 500, for according to preset configuration rule generation period 1 signal and second round signal；
Wherein, the preset configuration rule is：It is described to be added when heating equipment is under the control of the period 1 signal
Temperature rise value in hot object each period with heating equipment under the control of the second round signal when described heated
Temperature value in object each period is identical；
Periodic signal setting single 500 can be additionally used in the type according to the heating object of user's selection by presetting database
Transfer matched period 1 signal and second round signal.
Corresponding with the above method, the periodic signal dispensing unit 500 is specifically used for：The periodic signal dispensing unit
It is specifically used for：The heating object is calculated during target temperature T is risen to by initial temperature, is risen to by T-N degree
The required heating time T1 of target temperature T, the temperature variation curve according to heating object judge the temperature of heating object
It is worth as the temperature fall time T2 needed for peak declines N degree, it will be between the first state of the period 1 signal, the second state
Proportional arrangement is：M*T1：Proportional arrangement between the first state of the second round signal, the second state is by T2：T1：
M*T2, wherein the value of the M is more than 1..
Corresponding with the above method, in technical solution disclosed in the above embodiments of the present application, above-mentioned heating equipment can be with
Including：
4th judging unit 600 after reaching target temperature T by initial temperature for heating object, judges the quilt
Whether the current temperature value for heating object is less than T-X degree, if so, control heating equipment full power operation, is heated when described
The temperature value of object reaches T-Z by T-X degree when spending, and trigger signal is exported to third judging unit, the X and Z be not less than 0,
And X is more than Z.
It is corresponding with the above method, in technical solution disclosed in the above embodiments of the present application, it can also include：
Periodic signal switch unit, for when needing that the periodic signal of the heating equipment is controlled to switch over (
Switch between one periodic signal and second round signal, switch between period 3 signal and period 1 signal), judge to work as
Whether the preceding period completes, if so, the control signal of the heating equipment is switched to target period signal.
In technical solution disclosed in the above embodiments of the present application, the heating equipment also refers to existing conventional heating
Equipment, such as electric oven and electric cooker etc..
For convenience of description, it is divided into various modules during description system above with function to describe respectively.Certainly, implementing this
The function of each module is realized can in the same or multiple software and or hardware during application.
Each embodiment in this specification is described by the way of progressive, identical similar portion between each embodiment
Point just to refer each other, and the highlights of each of the examples are difference from other examples.Especially for system or
For system embodiment, since it is substantially similar to embodiment of the method, so describing fairly simple, related part is referring to method
The part explanation of embodiment.System and system embodiment described above is only schematical, wherein the conduct
The unit that separating component illustrates may or may not be it is physically separate, the component shown as unit can be or
Person may not be physical unit, you can be located at a place or can also be distributed in multiple network element.It can root
Factually border needs to select some or all of module therein realize the purpose of this embodiment scheme.Ordinary skill
Personnel are without creative efforts, you can to understand and implement.
Professional further appreciates that, with reference to each exemplary unit of the embodiments described herein description
And algorithm steps, can be realized with the combination of electronic hardware, computer software or the two, in order to clearly demonstrate hardware and
The interchangeability of software generally describes each exemplary composition and step according to function in the above description.These
Function is performed actually with hardware or software mode, specific application and design constraint depending on technical solution.Profession
Technical staff can realize described function to each specific application using distinct methods, but this realization should not
Think beyond the scope of this invention.
It can directly be held with reference to the step of method or algorithm that the embodiments described herein describes with hardware, processor
The combination of capable software module or the two is implemented.Software module can be placed in random access memory (RAM), memory, read-only deposit
Reservoir (ROM), electrically programmable ROM, electrically erasable ROM, register, hard disk, moveable magnetic disc, CD-ROM or technology
In any other form of storage medium well known in field.
It should also be noted that, herein, relational terms such as first and second and the like are used merely to one
Entity or operation are distinguished with another entity or operation, without necessarily requiring or implying between these entities or operation
There are any actual relationship or orders.Moreover, term " comprising ", "comprising" or its any other variant are intended to contain
Lid non-exclusive inclusion, so that process, method, article or equipment including a series of elements not only will including those
Element, but also including other elements that are not explicitly listed or further include as this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
Also there are other identical elements in process, method, article or equipment including the element.
The foregoing description of the disclosed embodiments enables professional and technical personnel in the field to realize or use the present invention.
A variety of modifications of these embodiments will be apparent for those skilled in the art, it is as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, it is of the invention
The embodiments shown herein is not intended to be limited to, and is to fit to and the principles and novel features disclosed herein phase one
The most wide range caused.
Claims (10)
1. a kind of temprature control method, applied in heating equipment, which is characterized in that including：
Acquire the temperature information of heating object；
Judge whether the temperature value of heating object by initial temperature reaches target temperature T, if not, the control full work(of heating equipment
Rate heats, if so, stopping heating；
Judge whether the temperature value of heating object has reached maximum temperature, if not up to maximum temperature, continues to being added
The temperature of hot object is detected, if having reached maximum temperature, judges whether the current temperature value of the heating object is small
In target temperature T, if so, being heated according to period 1 signal control heating equipment to heating object, to control quilt
It is integrally in rising trend to heat object temperature, if it is decided that the current temperature value of heating object is not less than target temperature T, foundation
Second round signal control heating equipment heats heating object, heating object temperature to be controlled integrally to become in decline
Gesture；
Wherein, when the periodic signal is in first state, the heating equipment is controlled to heat heating object, when
When the periodic signal is in the second state, the heating equipment is controlled to stop heating.
2. temprature control method according to claim 1, which is characterized in that
The equipping rules of the period 1 signal and second round signal are：Heating equipment is in the control of the period 1 signal
When under system, temperature rise value in heating object each period and heating equipment are in the control of the second round signal
Temperature value when lower in heating object each period is identical.
3. temprature control method according to claim 1, which is characterized in that further include：
The heating object is calculated during target temperature T is risen to by initial temperature, target temperature is risen to by T-N degree
Spend the required heating time T1 of T；
It calculates heating object and the required temperature fall time T2 of N degree is declined by the maximum temperature；
It is by the proportional arrangement between the first state of the period 1 signal, the second state：M*T1：T2, the value of the M are big
In 1；
It is by the proportional arrangement between the first state of the second round signal, the second state：T1：M*T2.
4. temprature control method according to claim 1, which is characterized in that heating object reaches target by initial temperature
After temperature T, judge whether the current temperature value of the heating object is less than T-X degree, if so, the control full work(of heating equipment
Rate works, and when the temperature value of the heating object, which reaches T-Z, spends, heating equipment is controlled to quilt according to period 1 signal
Heating object is heated, and the X and Z are not less than 0, and X is more than Z.
5. temprature control method according to claim 1, which is characterized in that judge the Current Temperatures of the heating object
Whether value is less than target temperature T, specifically includes：
Judge whether current heating equipment is under the control of periodic signal, if so, judging to be currently used in the control heating
Whether the periodic signal of equipment terminates, if so, the current temperature value of the heating object is at the end of judging periodic signal
It is no to be less than target temperature T, if it is determined that current heating equipment is not under the control of periodic signal, directly judge heating object
Current Temperatures whether be less than target temperature T.
6. a kind of heating equipment, which is characterized in that including：
Temperature collecting cell, for acquiring the temperature information of heating object；
First judging unit, for judging whether the temperature value of heating object reaches target temperature T by initial temperature, if
It is no, the control signal for controlling heating equipment heating with full power is generated, if so, generating that heating equipment is controlled to stop adding
The control signal of heat exports trigger signal to second judgment unit；
Second judgment unit after the trigger signal for getting the output of the first judging unit, judges the temperature value of heating object
Whether maximum temperature is had reached, if not up to maximum temperature, continue to be detected the temperature of heating object, if
Reach maximum temperature, trigger signal is exported to third judging unit；
Third judging unit, for after trigger signal is got, judging whether the current temperature value of the heating object is small
In target temperature T, if so, being heated according to period 1 signal control heating equipment to heating object, to control quilt
Heat object temperature it is integrally in rising trend, if not, according to second round signal control heating equipment to heating object into
Row heating, to control heating object temperature integrally on a declining curve；
Wherein, the period 1 signal and second round signal are the square-wave signal being made of high and low level, when the period
When signal is high level, the heating equipment is controlled to heat heating object, when the periodic signal is believed for low level
Number when, the heating equipment is controlled to stop heating.
7. heating equipment according to claim 6, which is characterized in that further include：
Periodic signal setting unit, for according to preset configuration rule generation period 1 signal and second round signal；
Wherein, the preset configuration rule is：When heating equipment is under the control of the period 1 signal, the heating object
Temperature rise value in body each period with heating equipment under the control of the second round signal when heating object
Temperature value in each period is identical.
8. heating equipment according to claim 7, which is characterized in that further include：
The periodic signal dispensing unit is specifically used for：It calculates the heating object and target temperature is being risen to by initial temperature
During T, the required heating time T1 of target temperature T are risen to by T-N degree, the temperature change according to heating object is bent
Line judges the temperature value of heating object as the temperature fall time T2 needed for peak declines N degree, by the period 1 signal
Proportional arrangement between first state, the second state is：M*T1：T2, by the first state of the second round signal, the second shape
Proportional arrangement between state is：T1：M*T2, wherein the value of the M is more than 1.
9. heating equipment according to claim 7, which is characterized in that further include：
4th judging unit after reaching target temperature T by initial temperature for heating object, judges the heating object
Current temperature value whether be less than T-X degree, if so, control heating equipment full power operation, when the temperature of the heating object
Angle value reaches T-Z by T-X degree when spending, and trigger signal is exported to third judging unit, and the X and Z are not less than 0, and X is more than Z.
10. heating equipment according to claim 6, which is characterized in that the heating equipment is electric oven or electric cooker.
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| CN201610829648.9A CN106444894B (en) | 2016-09-18 | 2016-09-18 | Temperature control method and heating equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106951012B (en) * | 2017-03-09 | 2019-04-02 | 九阳股份有限公司 | A kind of temprature control method of oven |
| CN109143911B (en) * | 2017-06-19 | 2022-02-01 | 佛山市顺德区美的电热电器制造有限公司 | Method and apparatus for controlling heating during the water absorption phase of a rice cooking process |
| CN107390740A (en) * | 2017-07-26 | 2017-11-24 | 珠海格力电器股份有限公司 | Heating equipment control method and device |
| CN107357344A (en) * | 2017-09-07 | 2017-11-17 | 广州辰创科技发展有限公司 | A kind of temperature and humidity monitoring system and method applied to inside FOD radar front ends |
| CN109753098A (en) * | 2017-11-02 | 2019-05-14 | 宁波方太厨具有限公司 | A kind of intelligent heating method of foods heat unit |
| CN110115521A (en) * | 2018-02-06 | 2019-08-13 | 佛山市顺德区美的电热电器制造有限公司 | Control method, device, storage medium and the food cooking machine of food cooking machine |
| CN110543195B (en) * | 2018-05-28 | 2021-04-16 | 宁波方太厨具有限公司 | Temperature control method of oven |
| CN108903682B (en) * | 2018-09-27 | 2020-06-05 | 广东美的厨房电器制造有限公司 | Control method of cooking appliance and cooking appliance |
| CN111096650B (en) * | 2018-10-26 | 2022-01-28 | 佛山市顺德区美的电热电器制造有限公司 | Cooking control method, cooking control device, cooking appliance and computer readable storage medium |
| CN110955283B (en) * | 2019-12-03 | 2021-08-20 | 珠海格力电器股份有限公司 | Heating control method and device of cooking appliance, storage medium and cooking appliance |
| CN112890616A (en) * | 2021-02-04 | 2021-06-04 | 宁波嘉乐智能科技股份有限公司 | Low-temperature amplitude control method for air fryer |
| CN113729508B (en) * | 2021-09-01 | 2022-11-01 | 珠海格力电器股份有限公司 | Cooking equipment control method and device, computer equipment and storage medium |
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| US7152013B2 (en) * | 2005-02-07 | 2006-12-19 | Inventec Corporation | Heat dissipating method |
| CN103190049B (en) * | 2010-06-10 | 2017-09-08 | 基础持股公司 | Thermal storage device controller |
| CN204536939U (en) * | 2015-04-13 | 2015-08-05 | 广东美的生活电器制造有限公司 | The power control circuit of electric kettle and electric kettle |
| CN105411416A (en) * | 2015-12-24 | 2016-03-23 | 北京小焙科技有限公司 | Power-based electric oven control method and control device and electric oven |
| CN105739559A (en) * | 2016-05-11 | 2016-07-06 | 北京小焙科技有限公司 | Temperature control method and system |
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