CN110469883B - Multi-sensor-fused cigarette machine rotating speed control method and cigarette machine - Google Patents
Multi-sensor-fused cigarette machine rotating speed control method and cigarette machine Download PDFInfo
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- CN110469883B CN110469883B CN201910687496.7A CN201910687496A CN110469883B CN 110469883 B CN110469883 B CN 110469883B CN 201910687496 A CN201910687496 A CN 201910687496A CN 110469883 B CN110469883 B CN 110469883B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C15/00—Details
- F24C15/20—Removing cooking fumes
- F24C15/2021—Arrangement or mounting of control or safety systems
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- G—PHYSICS
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Abstract
The embodiment of the invention discloses a multi-sensor fused cigarette machine rotating speed control method and a cigarette machine, wherein the method comprises the following steps: determining the reference rotating speed of the range hood at the current cooking stage according to the oil smoke identification result of the image acquisition device; determining at least one reference rotating speed of a range hood in the current cooking state according to the cooking parameters detected and obtained by the cooking parameter sensor; determining a milestone node in a cooking stage according to a cooking image acquired by the image acquisition device and/or a detection result of a cooking parameter sensor; and selecting the actual rotating speed of the range hood from the reference rotating speed and the reference rotating speed according to the milestone node. The rotating speed of the range hood is adjusted more real-time and more accurately.
Description
Technical Field
The embodiment of the invention relates to a control technology of a range hood, in particular to a method for controlling the rotating speed of the range hood with a plurality of sensors fused and the range hood.
Background
Some existing range hoods calculate the current oil smoke concentration by performing local algorithm processing on an acquired real-time cooking video stream based on a camera so as to adjust the rotating speed of the range hood, but because an identification error exists in an identification result due to environmental interference and a time delay is artificially made in order to avoid frequent switching of the rotating speed, a numerical value corresponding to the identification result often lags behind the current real oil smoke condition or has a large error with the current oil smoke condition.
Disclosure of Invention
The embodiment of the invention provides a multi-sensor fusion type rotating speed control method of a range hood and the range hood, and realizes more real-time and more accurate rotating speed adjustment of the range hood.
In order to achieve the purpose of the embodiment of the invention, the embodiment of the invention provides a multi-sensor fused rotating speed control method of a cigarette making machine, wherein the cigarette making machine comprises an image acquisition device and a cooking parameter sensor, and the method comprises the following steps: determining the reference rotating speed of the range hood at the current cooking stage according to the oil smoke identification result of the image acquisition device;
determining at least one reference rotating speed of a range hood in the current cooking state according to the cooking parameters detected and obtained by the cooking parameter sensor;
determining a milestone node in a cooking stage according to a cooking image acquired by the image acquisition device and/or a detection result of a cooking parameter sensor;
and selecting the actual rotating speed of the range hood from the reference rotating speed and the reference rotating speed according to the milestone node.
Preferably, the cooking recognition sensor includes at least one of: motion sensor, sound sensor, temperature sensor.
Preferably, the determining a milestone node in the cooking stage according to the cooking image acquired by the image acquisition device and/or the detection result of the cooking parameter sensor comprises:
determining a cooking process corresponding to the cooking stage, wherein the cooking process comprises the following steps: parching, decocting, frying, baking, and stewing;
and determining a milestone node of the cooking process in which the cooking stage is positioned according to the cooking image acquired by the image acquisition device and/or the detection result of the cooking parameter sensor.
Preferably, the selecting the actual rotating speed of the range hood from the reference rotating speed and the reference rotating speed according to the milestone node comprises:
determining the adjusting priority of the image acquisition device and each cooking parameter sensor according to the milestone node of the cooking process in the cooking stage;
and determining an optimal rotating speed value from the reference rotating speed and the reference rotating speed according to the adjusting priority as the actual rotating speed of the range hood.
Preferably, the milestone node comprises: cooking action node, cooking noise node and cooking temperature node.
Preferably, the method further comprises, before:
setting the regulation priority of each milestone node, the image acquisition device and each cooking parameter sensor of each cooking process;
and setting the corresponding relation between the set value of the reference rotating speed of the range hood corresponding to each cooking parameter sensor and each milestone node of each cooking process.
Preferably, the determining an optimal rotation speed value from the reference rotation speed and the reference rotation speed as the actual rotation speed of the range hood according to the adjustment priority comprises:
determining the reference rotating speed of the cigarette making machine corresponding to each cooking identification sensor according to the corresponding relation;
when the cooking stage is determined to be at the milestone node, taking the maximum numerical value of the reference rotating speed and the at least one reference rotating speed as the actual rotating speed of the cigarette machine;
and when the cooking stage is determined not to be at the milestone node, taking the reference rotating speed as the actual rotating speed of the range hood.
Preferably, the method further comprises, before: and setting the conversion duration corresponding to each milestone node, and taking the maximum numerical value in the reference rotating speed and the at least one reference rotating speed as the keeping duration of the actual rotating speed of the range hood to be the conversion duration corresponding to the milestone node.
Preferably, the determining of the cooking process corresponding to the cooking stage includes:
and determining the cooking process corresponding to the cooking stage according to the recipe adopted by the user.
On the other hand, the embodiment of the invention also provides a multi-sensor fused cigarette making machine, which comprises: image acquisition device, culinary art parameter sensor to and control circuit board, the control circuit board is provided with:
the identification rotating speed determining module is used for determining the reference rotating speed of the range hood at the current cooking stage according to the oil smoke identification result of the image acquisition device;
the reference rotating speed determining module is used for determining at least one reference rotating speed of the range hood in the current cooking state according to the cooking parameters detected by the cooking parameter sensor;
the identification module is arranged for determining a milestone node in a cooking stage according to an acquired image of the image acquisition device and/or a detection result of the cooking parameter sensor;
and the adjusting module is set to select the actual rotating speed of the range hood from the reference rotating speed and the reference rotating speed according to the milestone node. The beneficial effects of the embodiment of the invention can include:
1. the cooking parameter sensor is used for acquiring the reference rotating speed in real time, and the reference rotating speed and the oil smoke size have a certain corresponding relation, so that the rotating speed of the range hood is adjusted by mainly taking an oil smoke identification result based on an image and matching with a detection processing result of the cooking parameter sensor, the processing time delay and error of singly identifying the rotating speed based on the image and adjusting the oil smoke are effectively avoided, and the rotating speed can be adjusted more accurately in real time;
2. the oil smoke identification result of the image acquisition device is most intuitive and can judge the change of the oil smoke size; the cooking sound and the oil smoke size have a certain corresponding relation during cooking, and the cooking action of a user can reflect the cooking stage and action; the detection of the pot temperature can reflect the change condition of the oil smoke; the embodiment of the invention takes the image oil smoke size detection technology as a main means, assists in cooking noise identification, pot temperature detection, cooking action detection and the like, and can enable a smoke machine to carry out accurate rotation speed adjustment in various complex environments;
3. according to the embodiment of the invention, the adjusting priorities of the image acquisition device and each cooking recognition sensor are set by combining a cooking process, a cooking stage and a milestone node, and the corresponding reference rotating speed value is set, so that when the condition that the cooking stage is at a certain milestone node of a certain cooking process is detected, the optimal rotating speed value can be determined as the actual rotating speed of a cigarette machine;
4. according to the embodiment of the invention, when a certain milestone node of a certain cooking process is detected in a cooking stage, the maximum numerical value of the reference rotating speed and the reference rotating speed is used as the actual rotating speed of the range hood, so that the rotating speed of the range hood can be intelligently adjusted in real time according to the actual oil smoke size and the actual cooking scene of a kitchen under various household environments, wind moves along with smoke, and smoke leakage does not occur;
5. according to the embodiment of the invention, for the cooking condition of the recipe recommended by the cloud server or the cooking equipment, the corresponding cooking process and the milestone node can be obtained in advance, the rotating speed of the cigarette machine can be preset in advance, the condition of rotating speed lag or error regulation is effectively avoided, and the purpose of accurate smoke control is achieved.
Additional features and advantages of embodiments of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The objectives and other advantages of the embodiments of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
Drawings
The accompanying drawings are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the examples of the application do not constitute a limitation of the embodiments of the invention.
FIG. 1 is a flow chart of a method for controlling the rotational speed of a multi-sensor fused cigarette machine in accordance with an embodiment of the present invention;
FIG. 2 is a schematic diagram of a multi-sensor fused cigarette machine according to an embodiment of the present invention;
FIG. 3 is a schematic illustration of a range hood speed adjustment according to an embodiment of the present invention;
FIG. 4 is a flow chart of preset rotational speeds for cooking operations in accordance with an embodiment of the present invention;
FIG. 5 is a flow chart of preset rotational speed of cooking noise according to an embodiment of the present invention;
FIG. 6 is a flow chart of the preset rotation speed of the temperature according to the embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the embodiments of the present invention will be described in detail below with reference to the accompanying drawings. It should be noted that the embodiments and features of the embodiments in the present application may be arbitrarily combined with each other without conflict.
The steps illustrated in the flow charts of the figures may be performed in a computer system such as a set of computer-executable instructions. Also, while a logical order is shown in the flow diagrams, in some cases, the steps shown or described may be performed in an order different than here.
Example one
The embodiment of the invention provides a method for controlling the rotating speed of a multi-sensor-fused cigarette making machine, wherein the cigarette making machine comprises an image acquisition device and a cooking parameter sensor, and as shown in figure 1, the method can comprise the following steps of S101-S104:
s101, determining the reference rotating speed of a range hood at the current cooking stage according to the oil smoke identification result of the image acquisition device;
s102, determining at least one reference rotating speed of a range hood in the current cooking state according to the cooking parameters detected and obtained by the cooking parameter sensor;
s103, determining a milestone node in a cooking stage according to the cooking image acquired by the image acquisition device and/or the detection result of the cooking parameter sensor;
and S104, selecting the actual rotating speed of the cigarette making machine from the reference rotating speed and the reference rotating speed according to the milestone node.
The milestone node in the embodiment of the invention is a discontinuous point or an extreme point in a cooking smoke curve, such as a large amount of smoke generated instantly when a pot cover is uncovered.
In an embodiment of the present invention, the cooking identification sensor includes at least one of: motion sensor, sound sensor, temperature sensor.
In the embodiment of the invention, the camera of the image acquisition device faces the direction of the cooking bench, and the complete image of the cooking area of the cooking bench can be acquired through the camera.
The action sensor can adopt an infrared sensor and also can multiplex an image acquisition device, and the infrared sensor can be arranged towards the cooking direction of a user and also can be arranged towards the direction of a cooking bench.
The sound sensor can collect cooking sound and environmental noise respectively, one is arranged in the inner part of the smoke machine and is close to the motor to collect the environmental noise, and the other is arranged on the outer surface of the smoke machine and is opposite to a cooking bench or a user to collect the cooking sound. And then the environmental noise at the same time can be eliminated to obtain relatively pure cooking noise.
The temperature sensor can detect the temperature of the pot.
In the embodiment of the present invention, the step S103 of determining the milestone node in the cooking stage according to the cooking image acquired by the image acquisition device and/or the detection result of the cooking parameter sensor includes:
determining a cooking process corresponding to the cooking stage, wherein the cooking process comprises the following steps: parching, decocting, frying, baking, and stewing;
and determining a milestone node of the cooking process in which the cooking stage is positioned according to the cooking image acquired by the image acquisition device and/or the detection result of the cooking parameter sensor.
In the embodiment of the invention, the step S104 of selecting the actual rotating speed of the range hood from the reference rotating speed and the reference rotating speed according to the milestone node comprises the following steps:
determining the adjusting priority of the image acquisition device and each cooking parameter sensor according to the milestone node of the cooking process in the cooking stage;
and determining an optimal rotating speed value from the reference rotating speed and the reference rotating speed according to the adjusting priority as the actual rotating speed of the range hood.
In an embodiment of the present invention, the milestone node includes: cooking action node, cooking noise node and cooking temperature node.
The cooking action node may include: putting seasonings, putting dishes, stir-frying, covering a pot cover, uncovering the pot cover, moving the pot, putting the pot, jolting the pot and the like;
the cooking noise node may include: adding seasonings, placing dishes, stir-frying and the like;
the cooking temperature node may include: 80 degrees celsius, 100 degrees celsius, 150 degrees celsius, etc.
In the embodiment of the present invention, the method further includes:
setting the regulation priority of each milestone node, the image acquisition device and each cooking parameter sensor of each cooking process;
and setting the corresponding relation between the set value of the reference rotating speed of the range hood corresponding to each cooking parameter sensor and each milestone node of each cooking process.
At each milestone node, the adjusting priority of the image acquisition device and each cooking parameter sensor can be set, for example, when a pot cover is covered on a boiling pot in the cooking process, instant big smoke can be generated at the moment when the pot cover is uncovered, at the moment, the time is required from the generation to the diffusion of the smoke, the big smoke cannot be immediately identified by the image acquisition device through real-time smoke detection, the temperature of the detected pot is about 100 ℃, the rotating speed can be preset according to the temperature, the noise detection is not obvious in characteristics under the cooking state, the action of the user in the action identification detection is immediately preset into the corresponding rotating speed, and finally the rotating speed of the cigarette machine is optimally adjusted.
In the embodiment of the invention, the step of determining the optimal rotating speed value from the reference rotating speed and the reference rotating speed according to the adjusting priority as the actual rotating speed of the range hood comprises the following steps:
determining the reference rotating speed of the cigarette making machine corresponding to each cooking identification sensor according to the corresponding relation;
when the cooking stage is determined to be at the milestone node, taking the maximum numerical value of the reference rotating speed and the at least one reference rotating speed as the actual rotating speed of the cigarette machine;
and when the cooking stage is determined not to be at the milestone node, taking the reference rotating speed as the actual rotating speed of the range hood.
The method in the embodiment of the invention also comprises the following steps: and setting the conversion duration corresponding to each milestone node, and taking the maximum numerical value in the reference rotating speed and the at least one reference rotating speed as the keeping duration of the actual rotating speed of the range hood to be the conversion duration corresponding to the milestone node.
In the embodiment of the invention, the maximum numerical value of the reference rotating speed and the reference rotating speed is used as the actual rotating speed of the range hood within a period of time (for example, 15 seconds) when the cooking stage is in a milestone node, and the reference rotating speed is still used as the actual rotating speed of the range hood after the cooking stage enters a stable stage.
In an embodiment of the present invention, determining a cooking process corresponding to the cooking stage includes:
and determining the cooking process corresponding to the cooking stage according to the recipe adopted by the user.
According to the embodiment of the invention, for the cooking condition of the recipe recommended by the cloud server or the cooking equipment, the corresponding cooking process and the milestone node can be obtained in advance, the rotating speed of the cigarette machine can be preset in advance, the condition of rotating speed lag or error regulation is effectively avoided, and the purpose of accurate smoke control is achieved.
Example two
An embodiment of the present invention provides a multi-sensor fused cigarette making machine, as shown in fig. 2, including: image acquisition device, culinary art parameter sensor to and control circuit board, the control circuit board is provided with:
the identification rotating speed determining module is used for determining the reference rotating speed of the range hood at the current cooking stage according to the oil smoke identification result of the image acquisition device;
the reference rotating speed determining module is used for determining at least one reference rotating speed of the range hood in the current cooking state according to the cooking parameters detected by the cooking parameter sensor;
the identification module is arranged for determining a milestone node in a cooking stage according to an acquired image of the image acquisition device and/or a detection result of the cooking parameter sensor;
and the adjusting module is set to select the actual rotating speed of the range hood from the reference rotating speed and the reference rotating speed according to the milestone node.
EXAMPLE III
This embodiment explains the process of the rotation speed adjustment of the range hood:
after the smoke machine is started to automatically adjust the rotating speed mode of the smoke machine, information such as cooking images, cooking noises, pot temperature and the like is transmitted to the main control board CUP for analysis and processing, and the current corresponding smoke machine gear is decided. The multi-sensor fusion speed regulation process is as shown in fig. 3, at a certain moment, the oil smoke recognition algorithm analyzes and quantifies a numerical value reflecting the oil smoke size according to the oil smoke characteristic value according to the image comparison of the front frame image and the back frame image and maps the numerical value into a minimum rotating speed value capable of exhausting the oil smoke, because the numerical value has inevitable ductility based on the image algorithm, the final rotating speed is corrected by other sensor parameter values at the same moment, the embodiment adopts cooking action, cooking noise and cooker temperature parameters, corresponding relations between the parameters and the rotating speed of the cigarette machine are used for respectively obtaining the corresponding rotating speed value at the current moment, and finally the rotating speed values are comprehensively compared to obtain the final rotating speed of the cigarette machine.
Because the oil smoke identification result hysteresis quality and the inexact risk really exist, the cooking action detection, the pot temperature detection and the cooking noise identification have higher real-time performance, the current relevant parameter values can be obtained in real time, the parameter values and the oil smoke size have a certain corresponding relation, the normal family kitchen environment is selected for cooking, the corresponding relation among the cooking action, the pot inner wall temperature, the cooking noise, the oil smoke size and the rotating speed of a smoke machine is respectively established, in order to enable the final rotating speed regulation to be more accurate and real-time, the reference rotating speed corresponding to the sensor parameters is respectively obtained while the oil smoke size is identified in real time. If the priority of the oil smoke algorithm identification result is high, the rotating speed is adjusted according to the rotating speed corresponding to the oil smoke algorithm identification result, otherwise, at a certain moment, the rotating speed S0 corresponding to the oil smoke identification result, the preset rotating speed S1 based on cooking noise, the preset rotating speed S2 based on temperature information and the preset rotating speed S3 based on cooking action exist. And (4) setting the final rotating speed S to Max (S1, S2, S3 and S0), and taking the maximum rotating speed of the four as the final rotating speed of the range hood.
Example four
As shown in fig. 4, an exemplary embodiment of the present invention illustrates a process of a preset rotation speed based on a cooking action:
during cooking, the smoke is changed greatly at the time of small food, dish feeding, stir-frying, pot cover covering, pot cover uncovering, pot moving, pot placing and the like. Therefore, the cooking action of the user is accurately identified in real time, and the rotating speed of the cigarette making machine is preset in advance according to the cooking action, so that the more accurate and real-time rotating speed adjusting effect of the cigarette making machine is achieved. Dividing cooking action nodes into blanking, dish feeding, stir-frying, pot cover covering, pot cover uncovering, pot moving and pot placing; and presetting a corresponding lowest gear for exhausting the oil smoke for each cooking action node, and when a certain cooking action is detected, taking the reference rotating speed of the range hood as the corresponding lowest gear for exhausting the oil smoke.
EXAMPLE five
As shown in fig. 5, an exemplary embodiment of the present invention illustrates a process of a preset rotation speed based on cooking noise:
in the kitchen environment, including cooking sounds and ambient noise, dual microphones are used, one located inside the machine near the motor to capture ambient noise and one located on the outer surface of the machine to collect cooking sounds. The method comprises the steps of removing environmental noise at the same moment to obtain relatively pure cooking noise, dividing noise with obvious frequency fixing characteristics in the cooking process into sounds generated during blanking, dish placing and stir-frying, presetting a corresponding lowest gear for exhausting oil smoke at each cooking noise node, and setting a reference rotating speed of a smoke machine as the corresponding lowest gear for exhausting the oil smoke when certain cooking noise is detected.
EXAMPLE six
As shown in fig. 6, an exemplary embodiment of the present invention illustrates a process of a preset rotation speed based on a cooking temperature:
firstly, dividing the temperature into 80 ℃ below, 80 ℃ to 100 ℃, 100 ℃ to 150 ℃ and 150 ℃ above; according to experimental data, the cookware does not generate or generate a small amount of oil smoke steam basically at the temperature of 80 ℃ or below, the oil smoke steam can be exhausted at a small rotating speed, the temperature is 80 ℃ to 100 ℃, obvious steam can be generated if the water content in the cookware is high, light oil smoke can be generated at the stage if the oil content is high, the rotating speed of the range hood is preset according to the rotating speed capable of exhausting the steam or the oil smoke according to a cooking process, the oil smoke or the steam is generated in a large amount and the oil smoke is more obvious when the temperature is 100 ℃ to 150 ℃, the range hood is preset according to the minimum rotating speed capable of exhausting the steam or the oil smoke according to the cooking process, and the rotating speed is adjusted to the maximum range when the temperature of the cookware exceeds 150 ℃.
1) The method and the device are different from the traditional method of adjusting the rotating speed of the range hood by means of a single sensor technology, and the embodiment of the invention corrects the recognition result by means of the result reference of an image-based oil smoke size recognition algorithm and the preset rotating speed corresponding to the results of cooking action recognition, cooking noise extraction and detection, pot temperature detection and the like. The processing time delay and the processing error of the oil smoke regulation based on image recognition are effectively avoided, and the rotation speed regulation can be more real-time and accurate;
2) according to the embodiment of the invention, the cooking action of the node which is easy to generate oil smoke change in the cooking process of a user is extracted, the corresponding relation between the cooking action and the oil smoke size is found, the rotating speed of the current range hood is preset in advance according to the cooking action node, and the condition of rotating speed lag or error regulation is effectively avoided;
3) extracting cooking noise corresponding to common cooking stages during cooking based on the corresponding relation between the oil smoke size and noise generated during cooking of food materials, and presetting the rotating speed of a cigarette machine in advance according to the cooking noise and a current actual oil smoke size identification result to achieve the purpose of correcting the rotating speed;
4) and extracting the corresponding relation between different temperatures and the oil smoke size in the cooking process, and performing real-time rotation speed correction by combining the current oil smoke identification result to achieve the aim of accurate smoke control.
It will be understood by those of ordinary skill in the art that all or some of the steps of the methods, systems, functional modules/units in the devices disclosed above may be implemented as software, firmware, hardware, and suitable combinations thereof. In a hardware implementation, the division between functional modules/units mentioned in the above description does not necessarily correspond to the division of physical components; for example, one physical component may have multiple functions, or one function or step may be performed by several physical components in cooperation. Some or all of the components may be implemented as software executed by a processor, such as a digital signal processor or microprocessor, or as hardware, or as an integrated circuit, such as an application specific integrated circuit. Such software may be distributed on computer readable media, which may include computer storage media (or non-transitory media) and communication media (or transitory media). The term computer storage media includes volatile and nonvolatile, removable and non-removable media implemented in any method or technology for storage of information such as computer readable instructions, data structures, program modules or other data, as is well known to those of ordinary skill in the art. Computer storage media includes, but is not limited to, RAM, ROM, EEPROM, flash memory or other memory technology, CD-ROM, Digital Versatile Disks (DVD) or other optical disk storage, magnetic cassettes, magnetic tape, magnetic disk storage or other magnetic storage devices, or any other medium which can be used to store the desired information and which can accessed by a computer. In addition, communication media typically embodies computer readable instructions, data structures, program modules or other data in a modulated data signal such as a carrier wave or other transport mechanism and includes any information delivery media as known to those skilled in the art.
Claims (10)
1. A multi-sensor fused rotating speed control method of a cigarette making machine is characterized in that the cigarette making machine comprises an image acquisition device and a cooking parameter sensor, and the method comprises the following steps:
determining the reference rotating speed of the range hood at the current cooking stage according to the oil smoke identification result of the image acquisition device;
determining at least one reference rotating speed of a range hood in the current cooking state according to the cooking parameters detected and obtained by the cooking parameter sensor;
determining a milestone node in a cooking stage according to a cooking image acquired by the image acquisition device and/or a detection result of a cooking parameter sensor;
and selecting the actual rotating speed of the range hood from the reference rotating speed and the reference rotating speed according to the milestone node.
2. The method of claim 1, wherein the cooking parameter sensor comprises at least one of: motion sensor, sound sensor, temperature sensor.
3. The method of claim 1, wherein determining a milestone node in a cooking stage from the cooking image obtained by the image capture device and/or a detection of a cooking parameter sensor comprises:
determining a cooking process corresponding to the cooking stage, wherein the cooking process comprises the following steps: parching, decocting, frying, baking, and stewing;
and determining a milestone node of the cooking process in which the cooking stage is positioned according to the cooking image acquired by the image acquisition device and/or the detection result of the cooking parameter sensor.
4. The method according to claim 3, wherein selecting an actual speed of the range hood from the baseline speed and the reference speed based on the milestone node comprises:
determining the adjusting priority of the image acquisition device and each cooking parameter sensor according to the milestone node of the cooking process in the cooking stage;
and determining an optimal rotating speed value from the reference rotating speed and the reference rotating speed according to the adjusting priority as the actual rotating speed of the range hood.
5. The method according to claim 1 or 3,
the milestone node includes: cooking action node, cooking noise node and cooking temperature node.
6. The method of claim 4, further comprising, prior to the method:
setting the regulation priority of each milestone node, the image acquisition device and each cooking parameter sensor of each cooking process;
and setting the corresponding relation between the set value of the reference rotating speed of the range hood corresponding to each cooking parameter sensor and each milestone node of each cooking process.
7. The method according to claim 6, wherein determining an optimal speed value from the baseline speed and the reference speed as the actual speed of the range hood according to the adjustment priority comprises:
determining the reference rotating speed of the cigarette making machine corresponding to each cooking parameter sensor according to the corresponding relation;
when the cooking stage is determined to be at the milestone node, taking the maximum numerical value of the reference rotating speed and the at least one reference rotating speed as the actual rotating speed of the cigarette machine;
and when the cooking stage is determined not to be at the milestone node, taking the reference rotating speed as the actual rotating speed of the range hood.
8. The method of claim 7, further comprising, prior to the method: and setting the conversion duration corresponding to each milestone node, and taking the maximum numerical value in the reference rotating speed and the at least one reference rotating speed as the keeping duration of the actual rotating speed of the range hood to be the conversion duration corresponding to the milestone node.
9. The method of claim 3, wherein determining the cooking process to which the cooking stage corresponds comprises:
and determining the cooking process corresponding to the cooking stage according to the recipe adopted by the user.
10. A multi-sensor fused cigarette maker, comprising: image acquisition device, culinary art parameter sensor to and control circuit board, the control circuit board is provided with:
the identification rotating speed determining module is used for determining the reference rotating speed of the range hood at the current cooking stage according to the oil smoke identification result of the image acquisition device;
the reference rotating speed determining module is used for determining at least one reference rotating speed of the range hood in the current cooking state according to the cooking parameters detected by the cooking parameter sensor;
the identification module is arranged for determining a milestone node in a cooking stage according to an acquired image of the image acquisition device and/or a detection result of the cooking parameter sensor;
and the adjusting module is set to select the actual rotating speed of the range hood from the reference rotating speed and the reference rotating speed according to the milestone node.
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| CN201910687496.7A CN110469883B (en) | 2019-07-29 | 2019-07-29 | Multi-sensor-fused cigarette machine rotating speed control method and cigarette machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110986127B (en) * | 2019-12-04 | 2022-02-08 | 广东万家乐厨房科技有限公司 | Range hood, cooking range system and control method |
| CN113124432B (en) * | 2019-12-31 | 2023-05-30 | 青岛海尔智慧厨房电器有限公司 | Control method and device for range hood, range hood and storage medium |
| CN113124433A (en) * | 2019-12-31 | 2021-07-16 | 青岛海尔智慧厨房电器有限公司 | Range hood control method and device, range hood and storage medium |
| CN111043637B (en) * | 2020-01-02 | 2021-10-29 | 宁波方太厨具有限公司 | Intelligent adjusting method for noise of range hood |
| CN111928308B (en) * | 2020-08-13 | 2021-06-11 | 宁波方太厨具有限公司 | Cooking control method, system, electronic device and readable storage medium |
| CN112762490B (en) * | 2021-01-22 | 2023-08-22 | 合肥瑞纳通软件技术开发有限公司 | Range hood with double air inlets and air quantity control method thereof |
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| US9292746B2 (en) * | 2014-05-20 | 2016-03-22 | Broan-Nutone Llc | Automated emissions capture determination |
| CN104501257B (en) * | 2014-12-23 | 2016-11-23 | 浙江大学宁波理工学院 | A kind of range hood automatic speed regulation control method based on graphical analysis |
| CN205065848U (en) * | 2015-09-29 | 2016-03-02 | 九阳股份有限公司 | Range hood |
| CN205425098U (en) * | 2016-03-01 | 2016-08-03 | 聂霖杰 | Range hood |
| CN109506262B (en) * | 2017-09-14 | 2020-06-26 | 宁波方太厨具有限公司 | Method for controlling rotating speed of fan of range hood |
| CN107940532A (en) * | 2018-01-02 | 2018-04-20 | 成都易活动科技有限公司 | A kind of smart kitchen systems based on gesture control |
| CN109579092B (en) * | 2018-12-29 | 2020-08-14 | 佛山市云米电器科技有限公司 | Range hood capable of realizing linkage of smoke range according to working environment |
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