CN106211393A - The heating power control method of electromagnetic heating system and device - Google Patents
The heating power control method of electromagnetic heating system and device Download PDFInfo
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- CN106211393A CN106211393A CN201510217248.8A CN201510217248A CN106211393A CN 106211393 A CN106211393 A CN 106211393A CN 201510217248 A CN201510217248 A CN 201510217248A CN 106211393 A CN106211393 A CN 106211393A
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B6/00—Heating by electric, magnetic or electromagnetic fields
- H05B6/02—Induction heating
- H05B6/06—Control, e.g. of temperature, of power
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Abstract
The invention discloses heating power control method and the device of a kind of electromagnetic heating system, wherein method comprises the following steps: obtain the target power of electromagnetic heating system, and the feedback power of continuous detecting electromagnetic heating system；When the current feedback power of electromagnetic heating system is more than target power, judge whether the feedback power of electromagnetic heating system is in the decline stage according to current feedback power and last feedback power, if it is not, then reduce the heating power of electromagnetic heating system according to the difference of current feedback power and target power；When current feedback power is less than or equal to target power, judge whether the feedback power of electromagnetic heating system is in ascent stage according to current feedback power and last feedback power, if it is not, then increase the heating power of electromagnetic heating system according to the difference of current feedback power and target power.The method can realize accurately controlling the heating power of electromagnetic heating system, it is ensured that electromagnetic heating system works safely and reliably.
Description
Technical field
The present invention relates to electromagnetic heating technique field, particularly to a kind of electromagnetic heating system heating power control method and
The heating power of a kind of electromagnetic heating system controls device.
Background technology
In correlation technique, electromagnetic heating system such as electromagnetic oven is generally determined by the difference power of feedback power with target power
How much power should be compensated, but owing to time delay can be there is between feedback power and actual power, thus actual merit can be caused
Rate has reached, and the situation that feedback power is not reaching to due to time delay, if compensating regulation the most in the manner described above,
The problem easily producing power overshoot, similarly, toward the when of downward, can there is the too much situation of downward in power, that causes asks
Topic be power in change procedure, the problem that a long period fluctuates can be there is at target power.
Therefore, present in correlation technique, problem is, owing to there is time difference between feedback power and actual power, causes meeting
The problem easily producing power overshoot, can cause certain potential safety hazard when situation is serious.
Summary of the invention
It is contemplated that one of technical problem solved the most to a certain extent in correlation technique.To this end, the one of the present invention
Purpose is to propose the heating power control method of a kind of electromagnetic heating system, it is possible to achieve electromagnetic heating system is added hot merit
Rate accurately controls, it is ensured that electromagnetic heating system works safely and reliably.
Further object is that the heating power proposing a kind of electromagnetic heating system controls device.
For reaching above-mentioned purpose, the heating power control method of a kind of electromagnetic heating system that one aspect of the present invention embodiment proposes,
Comprise the following steps: obtain the target power of described electromagnetic heating system, and the feedback of electromagnetic heating system described in continuous detecting
Power；When the current feedback power of described electromagnetic heating system is more than described target power, according to described current feedback power
Judge whether the feedback power of described electromagnetic heating system is in the decline stage with last feedback power, if it is not, then according to
The difference of described current feedback power and described target power reduces the heating power of described electromagnetic heating system；And when described
When the current feedback power of electromagnetic heating system is less than or equal to described target power, according to described current feedback power and last time
Feedback power judges whether the feedback power of described electromagnetic heating system is in ascent stage, if it is not, then according to described currently
The difference of feedback power and described target power increases the heating power of described electromagnetic heating system.
The heating power control method of electromagnetic heating system according to embodiments of the present invention, by monitoring the anti-of electromagnetic heating system
Whether feedback power is in ascent stage or decline stage, and the feedback power of electromagnetic heating system be not in ascent stage or under
During depression of order section, illustrating that the feedback power of electromagnetic heating system tends towards stability, the most just can regulate electromagnetic heating system adds hot merit
Rate, thus can realize the heating power of electromagnetic heating system is accurately controlled, it is possible to the problem avoiding power overshoot, also
Do not have the situation of regulation excess, it is ensured that electromagnetic heating system works safely and reliably.
According to one embodiment of present invention, judge that described electromagnetism adds according to described current feedback power and last feedback power
Whether the feedback power of hot systems is in the decline stage, specifically includes: judge whether described current feedback power is less than on described
Feedback power；If it is, judge that the feedback power of described electromagnetic heating system is in the described decline stage.
Further, when the feedback power of described electromagnetic heating system is in the described decline stage, described electromagnetic heating system is kept
Heating power constant.
According to one embodiment of present invention, judge that described electromagnetism adds according to described current feedback power and last feedback power
Whether the feedback power of hot systems is in ascent stage, specifically includes: judge whether described current feedback power is more than on described
Feedback power；If it is, judge that the feedback power of described electromagnetic heating system is in described ascent stage.
Further, when the feedback power of described electromagnetic heating system is in described ascent stage, described electromagnetic heating system is kept
Heating power constant.
For reaching above-mentioned purpose, the heating power of a kind of electromagnetic heating system that another aspect of the present invention embodiment proposes controls dress
Put, including: acquisition module, for obtaining the target power of described electromagnetic heating system；Detection module, for continuous detecting
The feedback power of described electromagnetic heating system；Control module, described control module respectively with described acquisition module and described detection
Module is connected, wherein, when the current feedback power of described electromagnetic heating system is more than described target power, and described control mould
According to described current feedback power and last feedback power, tuber judges whether the feedback power of described electromagnetic heating system is in down
Depression of order section, if it does not, described control module then reduces described according to the difference of described current feedback power and described target power
The heating power of electromagnetic heating system；And when the current feedback power of described electromagnetic heating system is less than or equal to described target merit
During rate, described control module judges the anti-of described electromagnetic heating system according to described current feedback power and last feedback power
Whether feedback power is in ascent stage, if it does not, described control module is then according to described current feedback power and described target merit
The difference of rate increases the heating power of described electromagnetic heating system.
The heating power of electromagnetic heating system according to embodiments of the present invention controls device, by monitoring the anti-of electromagnetic heating system
Whether feedback power is in ascent stage or decline stage, and the feedback power of electromagnetic heating system be not in ascent stage or under
During depression of order section, illustrating that the feedback power of electromagnetic heating system tends towards stability, the most just can regulate electromagnetic heating system adds hot merit
Rate, thus can realize the heating power of electromagnetic heating system is accurately controlled, it is possible to the problem avoiding power overshoot, also
Do not have the situation of regulation excess, it is ensured that electromagnetic heating system works safely and reliably.
According to one embodiment of present invention, described control module is especially by judging that whether described current feedback power is less than institute
State whether last feedback power is in the decline stage with the feedback power judging described electromagnetic heating system, wherein, described
When current feedback power is less than described last feedback power, described control module judges the feedback merit of described electromagnetic heating system
Rate is in the described decline stage.
Further, when the feedback power of described electromagnetic heating system is in the described decline stage, described control module keeps described
The heating power of electromagnetic heating system is constant.
According to one embodiment of present invention, described control module is especially by judging that whether described current feedback power is more than institute
State whether last feedback power is in ascent stage with the feedback power judging described electromagnetic heating system, wherein, described
When current feedback power is more than described last feedback power, described control module judges the feedback merit of described electromagnetic heating system
Rate is in described ascent stage.
Further, when the feedback power of described electromagnetic heating system is in described ascent stage, described control module keeps described
The heating power of electromagnetic heating system is constant.
Accompanying drawing explanation
Fig. 1 is the flow chart of the heating power control method of the electromagnetic heating system according to the embodiment of the present invention；
Fig. 2 is the flow chart of the heating power control method of the electromagnetic heating system according to one specific embodiment of the present invention；With
And
Fig. 3 is the block diagram of the heating power control device of the electromagnetic heating system according to the embodiment of the present invention.
Detailed description of the invention
Embodiments of the invention are described below in detail, and the example of described embodiment is shown in the drawings, the most identical
Or similar label represents same or similar element or has the element of same or like function.Retouch below with reference to accompanying drawing
The embodiment stated is exemplary, it is intended to is used for explaining the present invention, and is not considered as limiting the invention.
Describe with reference to the accompanying drawings the electromagnetic heating system proposed according to embodiments of the present invention heating power control method and
The heating power of electromagnetic heating system controls device.
Fig. 1 is the flow chart of the heating power control method of the electromagnetic heating system according to the embodiment of the present invention.As it is shown in figure 1,
The heating power control method of this electromagnetic heating system comprises the following steps:
S1, obtains the target power of electromagnetic heating system, and the feedback power of continuous detecting electromagnetic heating system.
Wherein, in an embodiment of the present invention, electromagnetic heating system can include electromagnetic oven, electromagnetic rice cooker, electromagnetic pressure
The domestic electric appliances such as pot.
Furthermore, it is desirable to explanation, the feedback power of continuous detecting electromagnetic heating system, can be that detection electromagnetism adds in real time
The feedback power of hot systems, it is also possible to be the feedback power every a detection cycle detection electromagnetic heating system.
S2 is when the current feedback power of electromagnetic heating system is more than target power, anti-according to current feedback power and last time
Feedback power judge whether the feedback power of electromagnetic heating system is in the decline stage, if it is not, then according to current feedback power with
The difference of target power reduces the heating power of electromagnetic heating system.
Wherein, according to one embodiment of present invention, in step s 2, according to current feedback power and last feedback power
Judge whether the feedback power of electromagnetic heating system is in the decline stage, specifically include: judge whether current feedback power is less than
Last feedback power；If it is, judge that the feedback power of electromagnetic heating system is in the decline stage.
Further, when the feedback power of electromagnetic heating system is in the decline stage, the heating power of electromagnetic heating system is kept not
Become.
S3, when the current feedback power of electromagnetic heating system is less than or equal to target power, according to current feedback power and upper one
Secondary feedback power judges whether the feedback power of electromagnetic heating system is in ascent stage, if it is not, then according to current feedback merit
The difference of rate and target power increases the heating power of electromagnetic heating system.
Wherein it is desired to explanation, in an embodiment of the present invention, subtract according to the difference of current feedback power and target power
Little or increase electromagnetic heating system heating power time, concrete regulative mode is that difference is the biggest, regulate electromagnetic heating system
Heating power time, just regulate the most, such as according to difference regulation electromagnetic heating system heating power time, target power
Being 1500 watts, but feedback power is 500 watts, this time difference value is relatively big, and the amplitude being adjusted is the biggest, if difference
Less, the amplitude being adjusted is smaller, and the heating power that this makes it possible to quickly regulate electromagnetic heating system reaches target
Power, it is to avoid regardless of difference size in correlation technique, increases certain power, more than target as long as the most fixing less than target power
The problem that the most fixing changed power reducing certain power and bring of power is slow, and it can be avoided that because constant power arranges relatively greatly
The problem of the easy toning brought.Further, the heating power control method of the electromagnetic heating system of the embodiment of the present invention realizes letter
Single, reliable, it is not necessary to the resource that the system that takies is too much.
According to one embodiment of present invention, in step s3, judge according to current feedback power and last feedback power
Whether the feedback power of electromagnetic heating system is in ascent stage, specifically includes: judge that whether current feedback power is more than upper one
Secondary feedback power；If it is, judge that the feedback power of electromagnetic heating system is in ascent stage.
Further, when the feedback power of electromagnetic heating system is in ascent stage, the heating power of electromagnetic heating system is kept not
Become.
It is to say, in an embodiment of the present invention, when regulating the heating power of electromagnetic heating system, current feedback is passed through
Power and last feedback power whether relatively monitor feedback power also in ascent stage or decline stage, if it is,
The heating power of electromagnetic heating system is not adjusted；If feedback power is not in ascent stage or decline stage, then
Illustrate that feedback power tended towards stability in the range of certain time, the most just can regulate the heating power of electromagnetic heating system, so
Power overshoot would not be caused, also do not have the situation that power decreasing is too much, it is to avoid target power is gone up in a long time
The problem of lower floating.
Specifically, according to one embodiment of present invention, as in figure 2 it is shown, the heating power control of above-mentioned electromagnetic heating system
Method processed comprises the following steps:
S201, starts.
S202, it is judged that whether current feedback power is more than target power.If it is, perform step S203；If it does not, perform
Step S205.
S203, it is judged that whether current feedback power is less than last feedback power.If it is, end flow process, electromagnetism is not added
The heating power of hot systems is adjusted；If it does not, perform step S204.
S204, reduces the heating power of electromagnetic heating system, then terminates according to the difference of current feedback power and target power
Flow process.
S205, it is judged that whether current feedback power is more than last feedback power.If it is, end flow process, electromagnetism is not added
The heating power of hot systems is adjusted；If it does not, perform step S206.
S206, increases the heating power of electromagnetic heating system, then terminates according to the difference of current feedback power and target power
Flow process.
The heating power control method of electromagnetic heating system according to embodiments of the present invention, by monitoring the anti-of electromagnetic heating system
Whether feedback power is in ascent stage or decline stage, and the feedback power of electromagnetic heating system be not in ascent stage or under
During depression of order section, illustrating that the feedback power of electromagnetic heating system tends towards stability, the most just can regulate electromagnetic heating system adds hot merit
Rate, thus can realize the heating power of electromagnetic heating system is accurately controlled, it is possible to the problem avoiding power overshoot, also
Do not have the situation of regulation excess, it is ensured that electromagnetic heating system works safely and reliably.
Fig. 3 is the block diagram of the heating power control device of the electromagnetic heating system according to the embodiment of the present invention.Such as Fig. 3
Shown in, the heating power of this electromagnetic heating system controls device and includes acquisition module 10, detection module 20 and control module 30.
Acquisition module 10 is for obtaining the target power of electromagnetic heating system, and detection module 20 is for continuous detecting Electromagnetic Heating
The feedback power of system.Wherein, the feedback power of detection module 20 continuous detecting electromagnetic heating system, can be to examine in real time
Survey the feedback power of electromagnetic heating system, it is also possible to be the feedback power every a detection cycle detection electromagnetic heating system.
As it is shown on figure 3, control module 30 is connected with acquisition module 10 and detection module 20 respectively, wherein, work as Electromagnetic Heating
When the current feedback power of system is more than target power, control module 30 is sentenced according to current feedback power and last feedback power
Whether the feedback power of disconnected electromagnetic heating system is in the decline stage, if it does not, control module 30 is then according to current feedback power
Difference with target power reduces the heating power of electromagnetic heating system；When the current feedback power of electromagnetic heating system is less than
When target power, control module 30 judges the feedback of electromagnetic heating system according to current feedback power and last feedback power
Whether power is in ascent stage, if it does not, control module 30 then increases according to the difference of current feedback power and target power
The heating power of electromagnetic heating system.
Wherein it is desired to explanation, in an embodiment of the present invention, control module is according to current feedback power and target power
Difference when the heating power of electromagnetic heating system is reduced or increased, concrete regulative mode is that difference is the biggest, regulates electromagnetism
During the heating power of heating system, just regulate the most, such as time according to the heating power of difference regulation electromagnetic heating system,
Target power is 1500 watts, but feedback power is 500 watts, and this time difference value is relatively big, and the amplitude being adjusted is the biggest,
If difference is less, the amplitude being adjusted is smaller, this makes it possible to quickly regulate the heating power of electromagnetic heating system
Reach target power, it is to avoid no matter difference size in correlation technique, if the most fixing less than target power increase certain power,
The problem slow more than the most fixing changed power reducing certain power and bring of target power, and it can be avoided that because constant power sets
Put the problem of the easy toning brought relatively greatly.Further, the heating power of the electromagnetic heating system of the embodiment of the present invention controls dress
Put realization simple, reliable, too much without taking system during operation resource.
According to one embodiment of present invention, control module 30 is especially by judging that current feedback power is the most anti-less than last
Whether feedback power is in the decline stage with the feedback power judging electromagnetic heating system, wherein, is less than at current feedback power
During feedback power, control module 30 judges that the feedback power of electromagnetic heating system is in the decline stage.
Further, when the feedback power of electromagnetic heating system is in the decline stage, control module 30 keeps electromagnetic heating system
Heating power is constant.
According to one embodiment of present invention, control module 30 is especially by judging that current feedback power is the most anti-more than last
Whether feedback power is in ascent stage with the feedback power judging electromagnetic heating system, wherein, is more than at current feedback power
During feedback power, control module 30 judges that the feedback power of electromagnetic heating system is in ascent stage.
Further, when the feedback power of electromagnetic heating system is in ascent stage, control module 30 keeps electromagnetic heating system
Heating power is constant.
It is to say, in an embodiment of the present invention, when regulating the heating power of electromagnetic heating system, current feedback is passed through
Power and last feedback power whether relatively monitor feedback power also in ascent stage or decline stage, if it is,
The heating power of electromagnetic heating system is not adjusted；If feedback power is not in ascent stage or decline stage, then
Illustrate that feedback power tended towards stability in the range of certain time, the most just can regulate the heating power of electromagnetic heating system, so
Power overshoot would not be caused, also do not have the situation that power decreasing is too much, it is to avoid target power is gone up in a long time
The problem of lower floating.
The heating power of electromagnetic heating system according to embodiments of the present invention controls device, by monitoring the anti-of electromagnetic heating system
Whether feedback power is in ascent stage or decline stage, and the feedback power of electromagnetic heating system be not in ascent stage or under
During depression of order section, illustrating that the feedback power of electromagnetic heating system tends towards stability, the most just can regulate electromagnetic heating system adds hot merit
Rate, thus can realize the heating power of electromagnetic heating system is accurately controlled, it is possible to the problem avoiding power overshoot, also
Do not have the situation of regulation excess, it is ensured that electromagnetic heating system works safely and reliably.
In describing the invention, it is to be understood that term " " center ", " longitudinally ", " laterally ", " length ", " width ",
" thickness ", " on ", D score, "front", "rear", "left", "right", " vertically ", " level ", " top ", " end " " interior ",
" outward ", " clockwise ", " counterclockwise ", " axially ", " radially ", " circumferential " etc. instruction orientation or position relationship be based on
Orientation shown in the drawings or position relationship, be for only for ease of the description present invention and simplify description rather than instruction or hint institute
The device that refers to or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to this
Bright restriction.
Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be expressed
Or implicitly include at least one this feature.In describing the invention, " multiple " are meant that at least two, such as two
Individual, three etc., unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, term " install ", " being connected ", " connection ", " fixing "
Should be interpreted broadly Deng term, connect for example, it may be fixing, it is also possible to be to removably connect, or integral；Can be
It is mechanically connected, it is also possible to be electrical connection；Can be to be joined directly together, it is also possible to be indirectly connected to by intermediary, can be two
The connection of individual element internal or the interaction relationship of two elements, unless otherwise clear and definite restriction.Common for this area
For technical staff, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score can
Being that the first and second features directly contact, or the first and second features are by intermediary mediate contact.And, the
One feature second feature " on ", " top " and " above " but fisrt feature directly over second feature or
Oblique upper, or it is merely representative of fisrt feature level height higher than second feature.Fisrt feature second feature " under ",
" lower section " and " below " can be fisrt feature immediately below second feature or obliquely downward, or it is special to be merely representative of first
Levy level height less than second feature.
In the description of this specification, reference term " embodiment ", " some embodiments ", " example ", " specifically show
Example " or the description of " some examples " etc. means to combine this embodiment or example describes specific features, structure, material or
Feature is contained at least one embodiment or the example of the present invention.In this manual, the schematic representation to above-mentioned term
Necessarily it is directed to identical embodiment or example.And, the specific features of description, structure, material or feature are permissible
One or more embodiment in office or example combine in an appropriate manner.Additionally, in the case of the most conflicting, ability
The feature of the different embodiments described in this specification or example and different embodiment or example can be entered by the technical staff in territory
Row combines and combination.
Although above it has been shown and described that embodiments of the invention, it is to be understood that above-described embodiment is exemplary,
Being not considered as limiting the invention, those of ordinary skill in the art within the scope of the invention can be to above-described embodiment
It is changed, revises, replaces and modification.
Claims (10)
1. the heating power control method of an electromagnetic heating system, it is characterised in that comprise the following steps:
Obtain the target power of described electromagnetic heating system, and the feedback power of electromagnetic heating system described in continuous detecting；
When the current feedback power of described electromagnetic heating system is more than described target power, according to described current feedback power and
Last feedback power judges whether the feedback power of described electromagnetic heating system is in the decline stage, if it is not, then according to institute
The difference stating current feedback power and described target power reduces the heating power of described electromagnetic heating system；And
When the current feedback power of described electromagnetic heating system is less than or equal to described target power, according to described current feedback merit
Rate and last feedback power judge whether the feedback power of described electromagnetic heating system is in ascent stage, if it is not, then root
Difference according to described current feedback power and described target power increases the heating power of described electromagnetic heating system.
2. the heating power control method of electromagnetic heating system as claimed in claim 1, it is characterised in that work as according to described
Front feedback power and last feedback power judge whether the feedback power of described electromagnetic heating system is in the decline stage, specifically
Including:
Judge that whether described current feedback power is less than described last feedback power；
If it is, judge that the feedback power of described electromagnetic heating system is in the described decline stage.
3. the heating power control method of electromagnetic heating system as claimed in claim 1 or 2, it is characterised in that when described
When the feedback power of electromagnetic heating system is in the described decline stage, the heating power keeping described electromagnetic heating system is constant.
4. the heating power control method of electromagnetic heating system as claimed in claim 1, it is characterised in that work as according to described
Front feedback power and last feedback power judge whether the feedback power of described electromagnetic heating system is in ascent stage, specifically
Including:
Judge that whether described current feedback power is more than described last feedback power；
If it is, judge that the feedback power of described electromagnetic heating system is in described ascent stage.
5. the heating power control method of the electromagnetic heating system as described in claim 1 or 4, it is characterised in that when described
When the feedback power of electromagnetic heating system is in described ascent stage, the heating power keeping described electromagnetic heating system is constant.
6. the heating power of an electromagnetic heating system controls device, it is characterised in that including:
Acquisition module, for obtaining the target power of described electromagnetic heating system；
Detection module, for the feedback power of electromagnetic heating system described in continuous detecting；
Control module, described control module is connected with described acquisition module and described detection module respectively, wherein,
When the current feedback power of described electromagnetic heating system is more than described target power, described control module is worked as according to described
Front feedback power and last feedback power judge whether the feedback power of described electromagnetic heating system is in the decline stage, if
No, described control module then reduces described electromagnetic heating system according to the difference of described current feedback power and described target power
Heating power；And
When the current feedback power of described electromagnetic heating system is less than or equal to described target power, described control module is according to institute
State current feedback power and last feedback power judge whether the feedback power of described electromagnetic heating system is in ascent stage,
If it does not, described control module then increases described Electromagnetic Heating according to the difference of described current feedback power and described target power
The heating power of system.
7. the heating power of electromagnetic heating system as claimed in claim 6 controls device, it is characterised in that described control mould
Block is especially by judging whether described current feedback power is less than described last feedback power to judge described electromagnetic heating system
Feedback power whether be in the decline stage, wherein, when described current feedback power is less than once feedback power on described,
Described control module judges that the feedback power of described electromagnetic heating system is in the described decline stage.
The heating power of electromagnetic heating system the most as claimed in claims 6 or 7 controls device, it is characterised in that when described
When the feedback power of electromagnetic heating system is in the described decline stage, described control module keeps adding of described electromagnetic heating system
Thermal power is constant.
9. the heating power of electromagnetic heating system as claimed in claim 6 controls device, it is characterised in that described control mould
Block is especially by judging whether described current feedback power is more than described last feedback power to judge described electromagnetic heating system
Feedback power whether be in ascent stage, wherein, when described current feedback power is more than once feedback power on described,
Described control module judges that the feedback power of described electromagnetic heating system is in described ascent stage.
10. the heating power of the electromagnetic heating system as described in claim 6 or 9 controls device, it is characterised in that work as institute
Stating the feedback power of electromagnetic heating system when being in described ascent stage, described control module keeps described electromagnetic heating system
Heating power is constant.
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| CN110366283A (en) * | 2018-04-11 | 2019-10-22 | 佛山市顺德区美的电热电器制造有限公司 | Electromagnetic heating cooking utensil and its Poewr control method and device |
| CN110649350A (en) * | 2019-09-30 | 2020-01-03 | 江西优特汽车技术有限公司 | Heating system for power battery |
| CN111385926A (en) * | 2018-12-29 | 2020-07-07 | 佛山市顺德区美的电热电器制造有限公司 | Control method and device of electromagnetic heating appliance and electromagnetic heating appliance |
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| CN104244481A (en) * | 2013-06-14 | 2014-12-24 | 美的集团股份有限公司 | Electromagnetic induction heating device and heating control method thereof |
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| CN108243516A (en) * | 2018-02-05 | 2018-07-03 | 宁波拓邦智能控制有限公司 | A kind of Poewr control method of electromagnetic heating apparatus, device and electromagnetic heating apparatus |
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| CN111385926A (en) * | 2018-12-29 | 2020-07-07 | 佛山市顺德区美的电热电器制造有限公司 | Control method and device of electromagnetic heating appliance and electromagnetic heating appliance |
| CN111385926B (en) * | 2018-12-29 | 2022-03-22 | 佛山市顺德区美的电热电器制造有限公司 | Control method and device of electromagnetic heating appliance and electromagnetic heating appliance |
| CN110649350A (en) * | 2019-09-30 | 2020-01-03 | 江西优特汽车技术有限公司 | Heating system for power battery |
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