WO2022143476A1 - 电磁加热设备及噪音抑制方法、加热控制系统、存储介质 - Google Patents
电磁加热设备及噪音抑制方法、加热控制系统、存储介质 Download PDFInfo
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- WO2022143476A1 WO2022143476A1 PCT/CN2021/141332 CN2021141332W WO2022143476A1 WO 2022143476 A1 WO2022143476 A1 WO 2022143476A1 CN 2021141332 W CN2021141332 W CN 2021141332W WO 2022143476 A1 WO2022143476 A1 WO 2022143476A1
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 363
- 238000000034 method Methods 0.000 title claims abstract description 57
- 230000001629 suppression Effects 0.000 title claims abstract description 40
- 230000008569 process Effects 0.000 claims description 19
- 238000001514 detection method Methods 0.000 claims description 10
- 230000001360 synchronised effect Effects 0.000 claims description 9
- 230000008859 change Effects 0.000 claims description 4
- 230000007423 decrease Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 7
- 238000003491 array Methods 0.000 description 2
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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
- H05B6/062—Control, e.g. of temperature, of power for cooking plates or the like
- H05B6/065—Control, e.g. of temperature, of power for cooking plates or the like using coordinated control of multiple induction coils
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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
-
- 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
- H05B6/36—Coil arrangements
-
- 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
- H05B6/36—Coil arrangements
- H05B6/44—Coil arrangements having more than one coil or coil segment
Definitions
- the present application relates to the technical field of electromagnetic heating, and in particular, to an electromagnetic heating device, a noise suppression method, a heating control system, and a storage medium.
- electromagnetic heating equipment with multiple heating zones and combined heating corresponding to multiple coils generally adopts a control method of gradually increasing the power of the heating module to the target power during the startup process of electromagnetic heating, that is, this control method The rate of change of the driving power is gradually reduced.
- this control method will cause the magnetic fields of adjacent coils to be out of sync in the process of successively starting the heating in two adjacent regions, which in turn causes the magnetic fields of adjacent coils to overlap or cancel each other, thereby generating electromagnetic noise.
- the present application proposes an electromagnetic heating device, a noise suppression method, a heating control system, and a storage medium, so that when a later-started heating module starts to work, the operating frequency of the first-started adjacent heating module is adjusted to the same as that of the later-started heating module.
- the operating frequencies of the modules are the same, so that the coil magnetic field direction of the heating module started first and the heating module started later are the same, so as to eliminate electromagnetic noise.
- the present application proposes a method for suppressing electromagnetic noise of an electromagnetic heating device.
- the method includes the following steps: when it is determined that two adjacent heating modules of the electromagnetic heating device are working successively, the heating modules are activated after acquisition.
- the working frequency of the first-start heating module is adjusted according to the starting working frequency of the latter-start heating module, so that when the latter-start heating module starts to work, two adjacent heating modules use the same working frequency to perform synchronously. Work.
- the starting frequency of the heating module to be started after the start of the heating module is obtained, so that the starting frequency of the heating module to be started after the start of the heating module is obtained.
- the starting working frequency adjusts the working frequency of the first-starting heating module, so that when the later-starting heating module starts to work, two adjacent heating modules use the same working frequency to work synchronously. Therefore, when the heating module started later starts to work, the operating frequency of the adjacent heating module started first can be adjusted to be the same as the operating frequency of the heating module started later, so that the heating module started first is the same as the heating module started later.
- the coil magnetic field direction of the heating module is the same to eliminate electromagnetic noise.
- the present application provides a computer-readable storage medium on which an electromagnetic noise suppression program of an electromagnetic heating device is stored.
- the electromagnetic noise suppression program of the electromagnetic heating device is executed by a processor, the above-mentioned electromagnetic heating device can Electromagnetic noise suppression method.
- the adjacent heating module started first can be The working frequency of the module is adjusted to be the same as the working frequency of the later-started heating module, so that the coil magnetic field directions of the first-started heating module and the later-started heating module are the same, thereby eliminating electromagnetic noise.
- the present application proposes an electromagnetic heating device, which includes a memory, a processor, and an electromagnetic noise suppression program for the electromagnetic heating device that is stored in the memory and can be run on the processor, and the processor executes the electromagnetic noise.
- the noise suppression program the electromagnetic noise suppression method of the electromagnetic heating apparatus described above is realized.
- the electromagnetic heating device by implementing the electromagnetic noise suppression method for the magnetic heating device described above, it is possible to adjust the operating frequency of the adjacent heating module started first to be the same as that of the later-started heating module when the latter-started heating module starts to work.
- the working frequencies of the activated heating modules are the same, so that the coil magnetic field directions of the first activated heating modules and the later activated heating modules are the same, thereby eliminating electromagnetic noise.
- the present application proposes a heating control system for an electromagnetic heating device, the control system includes a first heating module and a second heating module disposed corresponding to adjacent heating zones; a first driving module and a second driving module, The first driving module is used for driving the first heating module to work, the second driving module is used for driving the second heating module to work; the rectifying module is used for the input AC power supply Perform rectification processing to output power supply, and supply the power supply to the first heating module and the second heating module; a zero-crossing detection module, the zero-crossing detection module is used to detect the zero-crossing of the AC power supply signal; a control module, the control module is used to obtain the starting working frequency of the second heating module when the first heating module is working and the second heating module needs to be started, and according to the zero-crossing signal and the The starting working frequency of the second heating module generates a first control signal and a second control signal respectively, and the working frequency of the first heating module is adjusted and adjusted by the first driving module according to the first control signal
- the zero-crossing signal of the AC power source is detected by the zero-crossing detection module;
- the control module is used to work in the first heating module and the second heating module needs
- the starting working frequency of the second heating module is obtained, and the first control signal and the second control signal are respectively generated according to the zero-crossing signal and the starting working frequency of the second heating module, and the first control signal is passed through the first driving module according to the first control signal.
- the working frequency of the first heating module is adjusted and the second heating module is driven to work by the second driving module according to the second control signal, so that the first heating module and the second heating module use the same working frequency to work synchronously. Therefore, when the heating module started later starts to work, the operating frequency of the adjacent heating module started first can be adjusted to be the same as the operating frequency of the heating module started later, so that the heating module started first is the same as the heating module started later.
- the coil magnetic field direction of the heating module is the same to eliminate electromagnetic noise.
- the present application proposes another electromagnetic heating device, which includes the above-mentioned heating control system for the electromagnetic heating device.
- the operating frequency of the first-started adjacent heating module can be adjusted to the same as that of the later-started heating module.
- the working frequencies of the heating modules are the same, so that the magnetic fields of the coils of the heating modules started first and the heating modules started later are in the same direction, thereby eliminating electromagnetic noise.
- FIG. 1 is a flowchart of an electromagnetic noise suppression method for an electromagnetic heating device according to an embodiment of the present application
- FIG. 2 is a schematic structural diagram of an electromagnetic heating device according to an embodiment of the present application.
- FIG. 3 is a waveform diagram of a method for suppressing electromagnetic noise of an electromagnetic heating device according to an embodiment of the present application
- FIG. 4 is a waveform diagram of an electromagnetic noise suppression method for an electromagnetic heating device according to another embodiment of the present application.
- FIG. 5 is a structural block diagram of a heating control system of an electromagnetic heating device according to an embodiment of the present application.
- FIG. 6 is a structural block diagram of an electromagnetic heating device according to an embodiment of the present application.
- FIG. 1 is a flowchart of a method for suppressing electromagnetic noise of an electromagnetic heating device according to an embodiment of the present application.
- the electromagnetic noise suppression method for electromagnetic heating equipment includes the following steps:
- the operating frequency of the heating module of the electromagnetic heating device is generally high, the operating frequency of the heating module can be controlled by controlling the frequency of the driving signal output by the driving module.
- the starting operating frequencies of all heating modules on the electromagnetic heating device can be obtained in advance, and then the frequencies of the driving signals corresponding to the starting operating frequencies can be obtained, and the frequencies of the driving signals can be stored in the memory of the electromagnetic heating device. Further, if it is determined that two adjacent heating modules work successively, the frequency of the driving signal required to start the heating module afterward can be obtained from the storage device.
- the frequencies of the driving signals required by all the above heating modules can also be stored in the cloud server. If it is determined that two adjacent heating modules work successively, the frequencies of the driving signals required to activate the heating modules can be obtained from the cloud server.
- the AC power source 10 outputs an AC signal.
- the zero-crossing detection module 60 receives the AC signal output by the AC power source 10 , processes the AC signal to obtain a zero-volt detection signal, and then transmits the zero-volt detection signal to the control module 30 .
- the control module 30 can control the harmonic voltage waveform required by the output coil of the power module through the driving module, so as to realize the control of the heating module by the control module.
- the method for controlling the heating module by the control module 30 may be as follows: when the operating frequency of the first-starting heating module is reduced to the starting operating frequency of the latter-starting heating module, the controlled-starting heating module starts to work synchronously at the same operating frequency.
- the control module 30 controls the driving module 40 to output a driving signal, and the frequency of the driving signal is the frequency required for the coil 90 to work normally.
- the drive signal outputs an A resonance voltage waveform that enables the coil 90 to work normally.
- the control module 30 controls the driving module 50 not to output the driving signal.
- the control module 30 controls the drive module 50 to output a drive signal whose frequency is the frequency required for the coil 100 to start heating, and then the power module 80 can enable the coil 100 to start up according to the received drive signal output. Heated B resonant voltage waveform.
- the control module 30 controls the driving module 40 to increase the frequency of the output driving signal to be the same as the frequency of the driving signal output by the driving module 50 .
- the above-mentioned method for controlling the heating module by the control module 30 can also be as follows: controlling the first-start heating module to stop working, and after a preset time, according to the starting working frequency of the later-starting heating module, the first-starting heating module and the later-starting heating module are controlled to start working synchronously. .
- the control module 30 controls the driving module 40 to output a driving signal, and the frequency of the driving signal is the frequency required for the normal operation of the coil 90 ,
- the power module 70 outputs the A resonance voltage waveform that enables the coil 90 to work normally according to the driving signal.
- the control module 30 controls the driving module 50 not to output the driving signal.
- the above-mentioned first preset time may be set by the user, or may be the default preset time of the device.
- the control module 30 controls the driving module 40 and the control module 50 to not output a driving signal. That is, within the first preset time before the post-start module starts to work, the coil 90 that is started first is controlled to stop heating.
- the control module 30 controls the drive module 50 to output a drive signal whose frequency is the frequency required for the coil 100 to start heating, and then the power module 80 can enable the coil 100 to start up according to the received drive signal output. Heated B resonant voltage waveform.
- the control module 30 controls the driving module 40 to output a driving signal, and the frequency of the driving signal is the same as the frequency of the driving signal output by the driving module 50 .
- the frequency of the driving signal output by the driving module 40 can be adjusted to be the same as the frequency of the driving signal output by the driving module 50 .
- the changing trend of the working frequencies of the two adjacent heating modules remains the same. That is, as the coil 100 starts the heating process, the frequency of the driving signal required by the coil 100 gradually decreases, the driving module 50 outputs a driving signal that can meet the requirements of the coil 100, and the power module 80 outputs the corresponding B according to the received driving signal.
- the resonant voltage waveform causes the coil 100 to start the heating process; at the same time, the control module 30 controls the driving module 40 to output a driving signal whose frequency is the same as the frequency of the driving signal output by the driving module 50 .
- the control module 30 and the control module 40 output driving signals of the same frequency until the coil 100 completes the heating process.
- the duty cycle of the PWM signals of the two adjacent heating modules is independently adjustable between 0-50%. That is, although the frequencies of the driving signals output by the driving module 40 and the driving module 50 are consistent, the duty ratios of the driving signals output by the driving module 40 and the driving module 50 may be different.
- the electromagnetic noise suppression method of the electromagnetic heating device can also control a plurality of adjacent heating modules. For example, if there are three adjacent heating modules A, B, and C, heating module A starts to work first, and heating module C starts to work last. Then, the heating module A can be controlled to keep synchronization with the heating module B when the heating module B starts heating.
- the electromagnetic noise suppression method of the electromagnetic heating device can realize that when the later-started heating module starts to work, the operating frequency of the first-started adjacent heating module can be adjusted to the same as that of the later-started heating module.
- the frequency is the same, so that the coil magnetic field direction of the heating module started first and the heating module started later are the same, so as to eliminate electromagnetic noise.
- the adjacent heating modules started first are synchronized with the coil magnetic field direction, so as to realize that there is no electromagnetic noise during the starting process of the later-started heating module.
- the present application provides a computer-readable storage medium.
- the computer-readable storage medium stores an electromagnetic noise suppression program of the electromagnetic heating device, and the electromagnetic noise suppression program of the electromagnetic heating device implements the electromagnetic noise suppression method of the electromagnetic heating device described above when executed by the processor.
- the electromagnetic noise suppression program of the electromagnetic heating device stored thereon when executed by the processor, it can realize that when the heating module started later starts to work, the adjacent heating module started first can be activated.
- the working frequency of the heating module is adjusted to be the same as the working frequency of the later-started heating module, so that the coil magnetic field directions of the first-started heating module and the later-started heating module are the same, so as to eliminate electromagnetic noise.
- the adjacent heating modules started first are synchronized with the coil magnetic field direction, so as to realize that there is no electromagnetic noise during the starting process of the later-started heating module.
- the present application proposes an electromagnetic heating device.
- the electromagnetic heating device includes a memory, a processor, and an electromagnetic noise suppression program of the electromagnetic heating device that is stored in the memory and can run on the processor.
- the processor executes the electromagnetic noise suppression program, the above electromagnetic noise suppression program is implemented.
- Electromagnetic noise suppression method for heating equipment is implemented.
- the electromagnetic heating device of the embodiment of the present application by implementing the above-mentioned electromagnetic noise suppression method of the electromagnetic heating device, can realize that when the later-started heating module starts to work, the operating frequency of the first-started adjacent heating module can be adjusted to the same as that of the latter-started heating module.
- the working frequency of the heating module is the same, so that the coil magnetic field direction of the heating module started first and the heating module started later are the same, so as to eliminate electromagnetic noise.
- the adjacent heating modules started first are synchronized with the coil magnetic field direction, so as to realize that there is no electromagnetic noise during the starting process of the later-started heating module.
- FIG. 5 is a structural block diagram of a heating control system of an electromagnetic heating device according to an embodiment of the present application.
- the heating control system 100 of the electromagnetic heating device includes a first heating module 101, a second heating module 102, a first driving module 103, a second driving module 104, a rectification module 105, a zero-crossing detection module 106, Control module 107 , AC power supply 108 .
- the first driving module 103 is used to drive the first heating module 101 to work
- the second driving module 104 is used to drive the second heating module 102 to work
- the rectifier module 105 is used to drive the input AC power supply 108
- the rectification process is used to output the power supply and supply the power supply to the first heating module 101 and the second heating module 102
- the zero-crossing detection module 106 is used to detect the zero-crossing signal of the AC power supply 108
- the control module 107 is used for the first heating module.
- the second heating module 102 needs to be started when the starting frequency of the second heating module 102 is obtained, and the first control signal and the second control signal are respectively generated according to the zero-crossing signal and the starting frequency of the second heating module 102, and adjust the operating frequency of the first heating module 101 through the first driving module 103 according to the first control signal and drive the second heating module 102 to work through the second driving module 104 according to the second control signal, so that the first heating module 101 It works synchronously with the second heating module 102 using the same working frequency.
- the heating control system can adjust the working frequency of the adjacent heating module started first to be the same as the working frequency of the heating module started later when the heating module started later starts to work, so that the heating module started first is the same as the heating module started later.
- the coil magnetic field direction of the activated heating module is the same to eliminate electromagnetic noise.
- control module 107 is further configured to: control the working frequency of the first heating module to be reduced to the starting working frequency of the second heating module through the first driving module according to the first control signal, according to the second control signal
- the second heating module is controlled by the second driving module to start working synchronously at the same working frequency.
- control module 107 is further configured to: control the first heating module to stop working, and after a preset time, control the synchronization of the first heating module and the second heating module according to the starting frequency of the post-start heating module start working.
- the duty ratio of the PWM signals of the two heating modules is independently adjustable between 0-50%.
- the variation trend of the working frequency of the first heating module is consistent with the variation trend of the working frequency of the second heating module.
- the heating control system of the electromagnetic heating device can adjust the operating frequency of the adjacent heating module started first to the operating frequency of the heating module started later when the heating module started later starts to work. Therefore, the coil magnetic field directions of the heating module started first and the heating module started later are the same, so as to eliminate electromagnetic noise. Furthermore, during the starting process of the later-started heating module, the adjacent heating modules started first are synchronized with the coil magnetic field direction, so as to realize that there is no electromagnetic noise during the starting process of the later-started heating module.
- FIG. 6 is a structural block diagram of an electromagnetic heating device according to another embodiment of the present application.
- the electromagnetic heating device 1000 includes the above-mentioned heating control system 100 of the electromagnetic heating device.
- the operating frequency of the adjacent heating module started first can be adjusted to be the same as that of the heating module started later.
- the operating frequencies of the modules are the same, so that the coil magnetic field direction of the heating module started first and the heating module started later are the same, so as to eliminate electromagnetic noise.
- the adjacent heating module started first is synchronized with the coil magnetic field direction, so that there is no electromagnetic noise during the starting process of the later-started heating module.
- a "computer-readable medium” can be any device that can contain, store, communicate, propagate, or transport the program for use by or in connection with an instruction execution system, apparatus, or apparatus.
- computer readable media include the following: electrical connections with one or more wiring (electronic devices), portable computer disk cartridges (magnetic devices), random access memory (RAM), Read Only Memory (ROM), Erasable Editable Read Only Memory (EPROM or Flash Memory), Fiber Optic Devices, and Portable Compact Disc Read Only Memory (CDROM).
- the computer readable medium may even be paper or other suitable medium on which the program may be printed, as the paper or other medium may be optically scanned, for example, followed by editing, interpretation, or other suitable medium as necessary process to obtain the program electronically and then store it in computer memory.
- first and second are only used for descriptive purposes, and should not be construed as indicating or implying relative importance or implying the number of indicated technical features. Thus, a feature delimited with “first”, “second” may expressly or implicitly include at least one of that feature.
- plurality means at least two, such as two, three, etc., unless expressly and specifically defined otherwise.
- the terms “installed”, “connected”, “connected”, “fixed” and other terms should be understood in a broad sense, for example, it may be a fixed connection or a detachable connection , or integrated; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between the two elements, unless otherwise specified limit.
- installed may be a fixed connection or a detachable connection , or integrated; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between the two elements, unless otherwise specified limit.
- a first feature "on” or “under” a second feature may be in direct contact with the first and second features, or the first and second features indirectly through an intermediary touch.
- the first feature being “above”, “over” and “above” the second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is level higher than the second feature.
- the first feature being “below”, “below” and “below” the second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature has a lower level than the second feature.
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Abstract
Description
Claims (13)
- 一种电磁加热设备的电磁噪音抑制方法,包括以下步骤:在确定所述电磁加热设备的相邻两个加热模块先后进行工作时,获取后启动加热模块的开始工作频率;根据所述后启动加热模块的开始工作频率对先启动加热模块的工作频率进行调节,以便在所述后启动加热模块开始工作时相邻两个加热模块采用相同工作频率同步进行工作。
- 如权利要求1所述的电磁加热设备的电磁噪音抑制方法,其中,根据所述后启动加热模块的开始工作频率对先启动加热模块的工作频率进行调节,包括:控制所述先启动加热模块的工作频率降低至所述后启动加热模块的开始工作频率时,控制所述后启动加热模块以同样的工作频率同步开始工作。
- 如权利要求1所述的电磁加热设备的电磁噪音抑制方法,其中,根据所述后启动加热模块的开始工作频率对先启动加热模块的工作频率进行调节,包括:控制所述先启动加热模块停止工作,并在预设时间后,根据所述后启动加热模块的开始工作频率控制所述先启动加热模块和所述后启动加热模块同步开始工作。
- 如权利要求1-3中任一项所述的电磁加热设备的电磁噪音抑制方法,其中,在相邻两个加热模块采用相同工作频率同步进行工作后,相邻两个加热模块的工作频率变化趋势保持一致。
- 如权利要求4所述的电磁加热设备的电磁噪音抑制方法,其中,在相邻两个加热模块同步进行工作的过程中,相邻两个加热模块的PWM信号的占空比在0-50%之间独自可调。
- 一种计算机可读存储介质,其上存储有电磁加热设备的电磁噪音抑制程序,该电磁加热设备的电磁噪音抑制程序被处理器执行时实现如权利要求1-5中任一项所述的电磁加热设备的电磁噪音抑制方法。
- 一种电磁加热设备,包括存储器、处理器及存储在存储器上并可在处理器上运行的电磁加热设备的电磁噪音抑制程序,所述处理器执行所述电磁噪音抑制程序时,实现如权利要求1-5中任一项所述的电磁加热设备的电磁噪音抑制方法。
- 一种电磁加热设备的加热控制系统,包括:对应相邻加热区设置的第一加热模块和第二加热模块;第一驱动模块和第二驱动模块,所述第一驱动模块用于驱动所述第一加热模块进行工作,所述第二驱动模块用于驱动所述第二加热模块进行工作;整流模块,所述整流模块用于对输入的交流电源进行整流处理以输出供电电源,并将所述供电电源供给所述第一加热模块和所述第二加热模块;过零检测模块,所述过零检测模块用于检测所述交流电源的过零信号;控制模块,所述控制模块用于在所述第一加热模块进行工作且所述第二加热模块需要启动时获取所述第二加热模块的开始工作频率,并根据所述过零信号和所述第二加热模块的开始工作频率分别生成第一控制信号和第二控制信号,以及根据所述第一控制信号通过所述第一驱动模块对所述第一加热模块的工作频率进行调节和根据所述第二控制信号通过所述第二驱动模块驱动所述第二加热模块进行工作,以便所述第一加热模块和所述第二加热模块采用相同工作频率同步进行工作。
- 如权利要求8所述的电磁加热设备的加热控制系统,其中,所述控制模块还用于,根据所述第一控制信号通过所述第一驱动模块控制所述第一加热模块的工作频率降低至所述第二加热模块的开始工作频率时,根据所述第二控制信号通过所述第二驱动模块控制所述第二加热模块以同样的工作频率同步开始工作。
- 如权利要求8所述的电磁加热设备的加热控制系统,其中,所述控制模块还用于,控制所述第一加热模块停止工作,并在预设时间后,根据所述后启动加热模块的开始工作频率控制所述第一加热模块和所述第二加热模块同步开始工作。
- 如权利要求8-10中任一项所述的电磁加热设备的加热控制系统,其中,在所述第一加热模块和所述第二加热模块采用相同工作频率同步进行工作后,所述第一加热模块的工作频率变化趋势和所述第二加热模块的工作频率变化趋势保持一致。
- 如权利要求11所述的电磁加热设备的加热控制系统,其中,在所述第一加热模块和所述第二加热模块同步进行工作的过程中,两个加热模块的PWM信号的占空比在0-50%之间独自可调。
- 一种电磁加热设备,包括如权利要求8-12中任一项所述的电磁加热设备的加热控制系统。
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EP21914213.0A EP4255111A4 (en) | 2020-12-29 | 2021-12-24 | ELECTROMAGNETIC HEATER, NOISE REDUCTION METHOD, HEATING CONTROL SYSTEM AND STORAGE MEDIUM |
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Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103931272A (zh) * | 2011-10-28 | 2014-07-16 | 松下电器产业株式会社 | 感应加热装置 |
CN105050217A (zh) * | 2015-07-28 | 2015-11-11 | 阳春丽 | 一种串联谐振式感应加热电源同步运行方法 |
CN105530719A (zh) * | 2014-09-30 | 2016-04-27 | 深圳市鑫汇科股份有限公司 | 一种半桥多炉头切换电磁感应加热控制装置及方法 |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3724857B2 (ja) * | 1995-09-18 | 2005-12-07 | 株式会社瀬田技研 | 電磁誘導加熱装置の温度制御装置及び始動方法 |
JP2000341165A (ja) * | 1999-05-25 | 2000-12-08 | Matsushita Electric Ind Co Ltd | 通信装置、通信方法および記録媒体 |
DE102005021888A1 (de) * | 2005-05-04 | 2007-02-15 | E.G.O. Elektro-Gerätebau GmbH | Verfahren und Anordnung zur Leistungsversorgung mehrerer Induktionsspulen bei einem Induktionsgerät |
CN101860995B (zh) * | 2005-12-26 | 2015-06-10 | 松下电器产业株式会社 | 高频加热设备及检测其操作状态的状态检测装置和方法 |
JP5052329B2 (ja) * | 2007-12-27 | 2012-10-17 | 和光電研株式会社 | 電磁誘導加熱装置 |
TWI394547B (zh) * | 2009-03-18 | 2013-05-01 | Delta Electronics Inc | 加熱裝置 |
CN101848566B (zh) * | 2009-03-23 | 2013-02-20 | 台达电子工业股份有限公司 | 加热装置 |
ES2392223B1 (es) * | 2010-12-27 | 2013-10-09 | BSH Electrodomésticos España S.A. | Dispositivo de aparato de cocción y procedimiento para dicho dispositivo. |
JP5665553B2 (ja) * | 2011-01-07 | 2015-02-04 | 三菱電機株式会社 | 電磁加熱機器システム |
EP2506666B1 (de) * | 2011-03-28 | 2020-05-06 | BSH Hausgeräte GmbH | Gargerätevorrichtung |
CN103574707B (zh) * | 2012-08-07 | 2016-05-04 | 美的集团股份有限公司 | 用于多头电磁灶的功率控制方法及多头电磁灶 |
CN103574706B (zh) * | 2012-08-07 | 2016-02-10 | 美的集团股份有限公司 | 多头电磁灶及其加热控制方法 |
CN106559928A (zh) * | 2015-09-28 | 2017-04-05 | 比亚迪股份有限公司 | 电磁加热装置及其加热控制电路和控制方法 |
CN107027201B (zh) * | 2016-02-02 | 2020-10-30 | 佛山市顺德区美的电热电器制造有限公司 | 电磁加热装置及其降噪控制方法 |
JP2017168236A (ja) * | 2016-03-15 | 2017-09-21 | 日立アプライアンス株式会社 | 誘導加熱調理器 |
CN109945247B (zh) * | 2017-12-21 | 2020-05-05 | 佛山市顺德区美的电热电器制造有限公司 | 电磁烹饪器具及其功率控制方法 |
KR102607284B1 (ko) * | 2018-08-30 | 2023-11-27 | 엘지전자 주식회사 | 유도 가열 장치 및 유도 가열 장치의 제어 방법 |
CN109358537A (zh) * | 2018-09-30 | 2019-02-19 | 珠海格力电器股份有限公司 | 降低电磁烹饪器具噪音的控制系统、控制方法、烹饪器具 |
CN110250951B (zh) * | 2019-06-27 | 2022-02-01 | 九阳股份有限公司 | 一种食品加工机控制方法 |
CN112113246A (zh) * | 2020-08-27 | 2020-12-22 | 中山爱它电器科技有限公司 | 多头电磁炉的降噪方法及控制装置 |
-
2020
- 2020-12-29 CN CN202011587915.9A patent/CN114698166B/zh active Active
-
2021
- 2021-12-24 US US18/259,586 patent/US20240074007A1/en active Pending
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Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103931272A (zh) * | 2011-10-28 | 2014-07-16 | 松下电器产业株式会社 | 感应加热装置 |
CN105530719A (zh) * | 2014-09-30 | 2016-04-27 | 深圳市鑫汇科股份有限公司 | 一种半桥多炉头切换电磁感应加热控制装置及方法 |
CN105050217A (zh) * | 2015-07-28 | 2015-11-11 | 阳春丽 | 一种串联谐振式感应加热电源同步运行方法 |
Non-Patent Citations (1)
Title |
---|
See also references of EP4255111A4 * |
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