CN107631338A - Lampblack absorber infrared control method, device, Hood Controller and lampblack absorber - Google Patents
Lampblack absorber infrared control method, device, Hood Controller and lampblack absorber Download PDFInfo
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Abstract
The invention provides a kind of lampblack absorber infrared control method, device, Hood Controller and lampblack absorber, it is related to lampblack absorber technical field, this method includes：In lampblack absorber running, real-time reception presets the infrared wavelength signal of search coverage；When receiving infrared wavelength signal, infrared wavelength signal is converted into feedback signal；Determine the power, variation tendency and signal difference of feedback signal；According to strong and weak, variation tendency and the air force of signal difference control lampblack absorber.Lampblack absorber infrared control method, device, Hood Controller and lampblack absorber provided in an embodiment of the present invention, can be in lampblack absorber running, real-time reception presets the infrared wavelength signal of search coverage and converts thereof into feedback signal, and determine the power, variation tendency and signal difference of feedback signal, and then the air force of lampblack absorber is controlled according to its strong and weak, variation tendency and signal difference, cooking status can precisely be reflected, so as to be precisely controlled the air quantity of lampblack absorber.
Description
Technical field
The present invention relates to lampblack absorber technical field, more particularly, to a kind of lampblack absorber infrared control method, device, lampblack absorber
Controller and lampblack absorber.
Background technology
In culinary cuisine, user needs oil smoke amount caused by basis and the firepower size of kitchen range to adjust lampblack absorber repeatedly
Air quantity.Initial regulative mode is by the way that, by key control, but user's finger speckles with water or greasy dirt, is touching on lampblack absorber
Button can be caused to be stained with oil stain during button, pollution button causes button to become dirtier；Simultaneously dirtier button can also pollute hand,
Hand causes hygienic issues when contacting food.
Prior art typically by modes such as speech recognition, gesture identification or infrared identifications, liberates both hands, to realize oil smoke
The regulation and control of machine.But the noise when lampblack absorber is run frequently results in and speech recognition erroneous judgement occurs；Gesture identification needs consumer
Hand or arm are brandished, operation is inconvenient and experience is poor；, there is the problem of False Rate is higher in infrared identification temperature techniques, it is impossible to really
Accomplish intelligent control.
The problem of existing for the above-mentioned control mode of lampblack absorber in the prior art, not yet proposes effective solution party at present
Case.
The content of the invention
In view of this, it is an object of the invention to provide a kind of lampblack absorber infrared control method, device, Hood Controller
And lampblack absorber, to be precisely controlled the air quantity of lampblack absorber automatically.
In a first aspect, the embodiments of the invention provide a kind of lampblack absorber infrared control method, including：Run in lampblack absorber
Cheng Zhong, real-time reception preset the infrared wavelength signal of search coverage；When receiving infrared wavelength signal, by infrared wavelength signal
It is converted into feedback signal；Determine the power, variation tendency and signal difference of feedback signal；According to strong and weak, variation tendency and signal difference
Control the air force of lampblack absorber.
With reference in a first aspect, the embodiments of the invention provide the possible embodiment of the first of first aspect, wherein, it is real
When the step of receiving the infrared wavelength signal of default search coverage, including：It is pre- by the red sensor assembly real-time reception of passive type
If the infrared wavelength signal of search coverage；The red sensor assembly of passive type includes infrared sensor and wavelength filtering eyeglass.
With reference in a first aspect, the embodiments of the invention provide the possible embodiment of second of first aspect, wherein, will
The step of infrared wavelength signal is converted into feedback signal, including：Infrared wavelength signal is converted into temperature feedback signal or energy
Feedback signal；Temperature feedback signal is temperature value, and energy back signal is energy value.
With reference to second of possible embodiment of first aspect, the embodiments of the invention provide the third of first aspect
Possible embodiment, wherein, when infrared waves long letter number is converted into temperature feedback signal, determines the power of feedback signal, become
The step of change trend and signal difference, including：The temperature range that current temperature value falls into is determined according to temperature feedback signal；Humidity province
Between comprise at least high temperature section, medium temperature section and low-temperature range；Temperature value in predetermined period is determined according to temperature feedback signal
Variation tendency；Variation tendency comprises at least ascendant trend and downward trend, and predetermined period includes current temperature value；It is anti-according to temperature
Feedback signal determines whether the difference of temperature value in predetermined period is more than temperature threshold.
With reference to the third possible embodiment of first aspect, the embodiments of the invention provide the 4th of first aspect kind
Possible embodiment, wherein, the step of variation tendency of temperature value in predetermined period is determined according to temperature feedback signal, bag
Include：Predetermined period is divided into leading portion and back segment, and calculates the temperature averages of leading portion and back segment respectively；Pass through leading portion and back segment
Temperature averages determine variation tendency；
The step of whether difference of temperature value in predetermined period is more than temperature threshold is determined according to temperature feedback signal, wrapped
Include：Determine whether difference is more than temperature threshold by the temperature averages of leading portion and back segment.
With reference to the third possible embodiment of first aspect, the embodiments of the invention provide the 5th of first aspect kind
Possible embodiment, wherein, according to the step of the air force of strong and weak, variation tendency and signal difference control lampblack absorber, including：
When temperature range is low-temperature range, variation tendency is ascendant trend or downward trend, and difference is less than temperature threshold, control
The air quantity of lampblack absorber processed is small air quantity；When temperature range is low-temperature range, variation tendency is downward trend, and difference is more than temperature threshold
Value, the air quantity for controlling lampblack absorber is small air quantity；When temperature range is low-temperature range, variation tendency is ascendant trend, and difference is more than
Temperature threshold, the air quantity of lampblack absorber is controlled to be kept off for high wind；When temperature range is medium temperature section, variation tendency be ascendant trend or under
Drop trend, difference are less than temperature threshold, and the air quantity for controlling lampblack absorber is high wind shelves；When temperature range is medium temperature section, change becomes
Gesture is downward trend, and difference is more than temperature threshold, and the air quantity for controlling lampblack absorber is quick-fried shelves；When temperature range is medium temperature section,
Variation tendency is ascendant trend, and difference is more than temperature threshold, and the air quantity for controlling lampblack absorber is high wind shelves；When temperature range is high temperature
Section, variation tendency are ascendant trend or downward trend, and difference is less than temperature threshold, and the air quantity for controlling lampblack absorber is high wind shelves；
When temperature range is high temperature section, variation tendency is ascendant trend or downward trend, and difference is more than temperature threshold, controls lampblack absorber
Air quantity be quick-fried shelves；When temperature range is high temperature section, variation tendency is ascendant trend, and difference is more than temperature threshold, control
The air quantity of lampblack absorber is high wind shelves.
With reference to second of possible embodiment of first aspect, the embodiments of the invention provide the 6th of first aspect kind
Possible embodiment, wherein, when infrared waves long letter number is converted into energy back signal, determines the power of feedback signal, become
The step of change trend and signal difference, including：The energy section that current energy value falls into is determined according to energy back signal；Energy range
Between comprise at least Gao Qu, middle area and low area；The variation tendency of predetermined period interior energy value is determined according to energy back signal；Change
Trend comprises at least ascendant trend and downward trend, and predetermined period includes current energy value；Determined according to energy back signal pre-
If whether the difference of cycle interior energy value is more than energy threshold.
Second aspect, the embodiment of the present invention also provide a kind of lampblack absorber infrared control device, including：Receiving module, it is used for
In lampblack absorber running, real-time reception presets the infrared wavelength signal of search coverage；Modular converter, for receive it is red
During outer wavelength signals, infrared wavelength signal is converted into feedback signal；Determining module, for determining the power of feedback signal, becoming
Change trend and signal difference；Control module, for controlling the air force of lampblack absorber according to strong and weak, variation tendency and signal difference.
The third aspect, the embodiment of the present invention also provide a kind of Hood Controller, including processor and machine readable storage
Medium, machinable medium are stored with the machine-executable instruction that can be executed by processor, and computing device machine can
Execute instruction is to realize method that above-mentioned aspect provides.
Fourth aspect, the embodiment of the present invention also provide a kind of lampblack absorber, including the red sensor assembly of blower fan, passive type and on
State the Hood Controller that aspect provides；Hood Controller is connected respectively with blower fan, the red sensor assembly of passive type, for connecing
Receive and handle the infrared wavelength signal of the red sensor assembly collection of passive type, and the air quantity of control blower fan.
The embodiment of the present invention brings following beneficial effect：
Lampblack absorber infrared control method, device, Hood Controller and lampblack absorber provided in an embodiment of the present invention, Ke Yi
In lampblack absorber running, real-time reception presets the infrared wavelength signal of search coverage and converts thereof into feedback signal, and really
Determine the power, variation tendency and signal difference of feedback signal, and then lampblack absorber is controlled according to its strong and weak, variation tendency and signal difference
Air force, the air quantity of lampblack absorber can be automatically controlled, it is not necessary to which user controls manually, improves the Experience Degree of user；It is logical
The above-mentioned computing to infrared wavelength signal is crossed, can precisely reflect cooking status, so as to be precisely controlled the air quantity of lampblack absorber.
Other feature and advantage of the disclosure will illustrate in the following description, or, Partial Feature and advantage can be with
Deduce from specification or unambiguously determine, or the above-mentioned technology by implementing the disclosure can be learnt.
To enable the above-mentioned purpose of the disclosure, feature and advantage to become apparent, preferred embodiment cited below particularly, and coordinate
Appended accompanying drawing, is described in detail below.
Brief description of the drawings
, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical scheme of the prior art
The required accompanying drawing used is briefly described in embodiment or description of the prior art, it should be apparent that, in describing below
Accompanying drawing is some embodiments of the present invention, for those of ordinary skill in the art, before creative work is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of flow chart of lampblack absorber infrared control method provided in an embodiment of the present invention；
Fig. 2 is the region of infrared sensor provided in an embodiment of the present invention identification；
Fig. 3 is a kind of control principle schematic diagram of lampblack absorber provided in an embodiment of the present invention；
Fig. 4 is a kind of structured flowchart of lampblack absorber infrared control device provided in an embodiment of the present invention.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with accompanying drawing to the present invention
Technical scheme be clearly and completely described, it is clear that described embodiment is part of the embodiment of the present invention, rather than
Whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, belongs to the scope of protection of the invention.
Lampblack absorber is controlled by modes such as speech recognition, gesture identification or infrared identifications at present and existed necessarily
Problem, including identification False Rate is higher, operation is constant etc., based on this, a kind of infrared control of lampblack absorber provided in an embodiment of the present invention
Method, apparatus, Hood Controller and lampblack absorber processed, can accurately press close to cooking status, realize intelligent control lampblack absorber air quantity.
For ease of understanding the present embodiment, first to a kind of lampblack absorber infrared control disclosed in the embodiment of the present invention
Method describes in detail.
Embodiment 1
The embodiments of the invention provide a kind of lampblack absorber infrared control method, lampblack absorber infrared control shown in Figure 1
The flow chart of method, this method comprise the following steps：
Step S102, in lampblack absorber running, real-time reception presets the infrared wavelength signal of search coverage.
The controller or master control borad of lampblack absorber receive the infrared wavelength signal of infrared control module collection, are transported in lampblack absorber
Infrared control module carries out Continuous real-time acquisition to default search coverage during row.Wherein, the default search coverage is kitchen range
Heating region, or the region of the cooker such as pot placed on kitchen range.
In the present embodiment, above-mentioned infrared control module uses passive infrared sensor module, controller or master control
Plate presets the infrared wavelength signal of search coverage by passive infrared sensor module real-time reception.The passive infrared sensing
Device module includes infrared sensor and wavelength filtering eyeglass.The region of infrared sensor identification is as shown in Fig. 2 identification region is circle
Cone, its height are H, and diameter is D, and H/D scope is in 2/1 ∽ 3/1.
Passive infrared sensor is eliminated because active transmitted wave is obstructed or by other by the infrared wavelength outside receiving
Object absorb, and caused by accuracy of detection decline.Passive Infrared Sensor is mainly made up of wavelength collection original paper, and to passing through light
Learn glass or optical plastic carries out the screening of wavelength, improve the accuracy of identification of wavelength.Wherein, optical glass or optics modeling
Material plays filter action, can filter out infrared waves caused by vapor or oil smoke and diffusing reflection, the infrared waves of refraction, and
The infrared ray of particular range of wavelengths can be only allowed to pass through, such as wave-length coverage is 50 μm -140 μm, so as to by the relatively low behaviour of temperature
The infrared ray for making the transmittings such as the very high flame of platform, human body and temperature filters out, and improves the accuracy of identification of wavelength.
Step S104, when receiving infrared wavelength signal, the infrared wavelength signal is converted into feedback signal.
Wherein it is possible to infrared wavelength signal is converted into temperature feedback signal, energy back signal or other signals, can
To meet to feed back needs, the present embodiment is without limitation.Such as the temperature feedback signal can be temperature value, the energy
Feedback signal can be energy value.
Because the temperature of body surface is higher, the IR wavelength that it is radiated is shorter, and the absolute temperature of body surface determines
The peak wavelength of its infra-red radiation, therefore its temperature value can be determined by the peak wavelength in infrared wavelength signal.Also,
By the conversion relation between wavelength and energy, its energy intensity, i.e. energy value can be calculated by peak wavelength.
Step S106, determine the power, variation tendency and signal difference of above-mentioned feedback signal.
After feedback signal is converted to, it is thus necessary to determine that the power of the current demand signal in above-mentioned feedback signal, certain time
Signal difference in predetermined period in the variation tendency of signal and the time predetermined period.Wherein it is possible to using current demand signal as
Separate, the time predetermined period is divided into front and rear two parts, which range of signal is belonged to by the current demand signal to determine that its is strong
It is weak, its variation tendency is determined by the change of front and rear two-part average signal, passes through front and rear two-part average signal
Difference determines its signal difference.By continuously identifying the change of default search coverage with the cycle, precisely closing to reality can cook
State.
Step S108, the air force of lampblack absorber is controlled according to above-mentioned strong and weak, variation tendency and signal difference.
After the power, variation tendency and signal difference of above-mentioned feedback signal is obtained, you can be become according to above-mentioned strong and weak, change
The combination of gesture and signal difference three and the corresponding relation of air quantity, it is determined that the size of current suitable air quantity, and then control lampblack absorber
Air quantity gear.Above-mentioned strong and weak, variation tendency and the various combination of signal difference three, can represent the different shapes in culinary art respectively
State, such as Baoshang, quick-fried, raise/cover pot cover, add cold water etc..
Lampblack absorber infrared control method provided in an embodiment of the present invention, can be in lampblack absorber running, real-time reception
The infrared wavelength signal of default search coverage simultaneously converts thereof into feedback signal, and determines the power of feedback signal, variation tendency
And signal difference, and then the air force of lampblack absorber is controlled according to its strong and weak, variation tendency and signal difference, oil can be automatically controlled
The air quantity of cigarette machine, it is not necessary to which user controls manually, improves the Experience Degree of user；Pass through the above-mentioned fortune to infrared wavelength signal
Calculate, can precisely reflect cooking status, so as to be precisely controlled the air quantity of lampblack absorber.
In above-mentioned steps S104, when infrared waves long letter number is converted into temperature feedback signal, the strong of feedback signal is determined
Weak, variation tendency and signal difference, are specifically included：
(1) temperature range that current temperature value falls into is determined according to temperature feedback signal.Wherein, temperature range comprises at least
High temperature section, medium temperature section and low-temperature range, more sections can also be divided into order to more be precisely controlled.Draw in each section
Temperature actual when can be cooked according to user is divided to carry out, such as oil temperature common when a cigarette temperature for conventional oil, cooking
Deng, such as can will be defined as low-temperature range less than 75 DEG C, it is defined as high temperature section more than 120 DEG C.
(2) variation tendency of temperature value in predetermined period is determined according to temperature feedback signal.The variation tendency comprises at least
Ascendant trend and downward trend, above-mentioned current temperature value are the temperature values at certain time point predetermined period Nei, the current temperature value
The predetermined period front and rear two sections have been divided into.After predetermined period is divided into leading portion and back segment, leading portion can be calculated respectively with after
The temperature averages of section, its variation tendency is determined by the temperature averages of leading portion and back segment：The temperature averages of leading portion are more than
It is downward trend during the temperature averages of back segment；When the temperature averages of leading portion are less than the temperature averages of back segment, become to rise
Gesture；It is constant temperature trend if equal.Herein it should be noted that the time span of leading portion and back segment can with it is identical can not also
Together.
(3) whether the difference for determining temperature value in predetermined period according to temperature feedback signal is more than temperature threshold.
After the temperature averages of leading portion and back segment are calculated, it is possible to calculate both differences, and judge the difference
Whether it is more than temperature threshold, then represents that cooking process is in the acute variation stage if greater than the temperature threshold.
In above-mentioned steps S104, when infrared waves long letter number is converted into energy back signal, the strong of feedback signal is determined
Weak, variation tendency and signal difference, are specifically included：
(1) the energy section that current energy value falls into is determined according to energy back signal；Energy section comprise at least high area,
Middle area and low area.
(2) variation tendency of predetermined period interior energy value is determined according to energy back signal.The variation tendency comprises at least
The time of ascendant trend and downward trend, wherein current energy value falls in predetermined period.
(3) whether the difference for determining predetermined period interior energy value according to energy back signal is more than energy threshold.
When infrared waves long letter number is converted into temperature feedback signal, above-mentioned steps S108, according to above-mentioned strong and weak, variation tendency
And the air force of signal difference control lampblack absorber, specifically include：
When temperature range is low-temperature range, variation tendency is ascendant trend or downward trend, and difference is less than temperature threshold, control
The air quantity of lampblack absorber processed is small air quantity；
When temperature range is low-temperature range, variation tendency is downward trend, and difference is more than temperature threshold, controls lampblack absorber
Air quantity is small air quantity；
When temperature range is low-temperature range, variation tendency is ascendant trend, and difference is more than temperature threshold, controls lampblack absorber
Air quantity keeps off for high wind；
When temperature range is medium temperature section, variation tendency is ascendant trend or downward trend, and difference is less than temperature threshold, control
The air quantity of lampblack absorber processed is high wind shelves；
When temperature range is medium temperature section, variation tendency is downward trend, and difference is more than temperature threshold, controls lampblack absorber
Air quantity is quick-fried shelves；
When temperature range is medium temperature section, variation tendency is ascendant trend, and difference is more than temperature threshold, controls lampblack absorber
Air quantity is high wind shelves；
When temperature range is high temperature section, variation tendency is ascendant trend or downward trend, and difference is less than temperature threshold, control
The air quantity of lampblack absorber processed is high wind shelves；
When temperature range is high temperature section, variation tendency is ascendant trend or downward trend, and difference is more than temperature threshold, control
The air quantity of lampblack absorber processed is quick-fried shelves；
When temperature range is high temperature section, variation tendency is ascendant trend, and difference is more than temperature threshold, controls lampblack absorber
Air quantity is high wind shelves.
Lampblack absorber infrared control method provided in an embodiment of the present invention, can be in lampblack absorber running, real-time reception
The infrared wavelength signal of default search coverage simultaneously converts thereof into temperature feedback signal or energy back signal, passes through Current Temperatures
Section that value or current energy value are fallen into, the variation tendency in predetermined period, the difference in predetermined period, it is determined that corresponding air quantity
Gear, the air quantity of lampblack absorber can be automatically controlled, it is not necessary to which user controls manually, improves the Experience Degree of user；By to red
The above-mentioned computing of outer wavelength signals, can precisely reflect cooking status, so as to be precisely controlled the air quantity of lampblack absorber.
Embodiment 2
The embodiments of the invention provide a kind of lampblack absorber infrared control method, and it is anti-that infrared wavelength signal is converted into temperature
Illustrated exemplified by feedback signal.
The control principle schematic diagram of lampblack absorber shown in Figure 3, illustrated therein is electric-controlled plate 31 and infrared module 32, should
Infrared module 32 receives the infrared waves that pot 33 radiates.Wherein, infrared module 32 gathers the infrared wavelength in pot 33, and infrared module will
Wavelength signals change into the electric-controlled plate 31 that temperature signal feeds back to lampblack absorber, temperature range of the electric-controlled plate according to feedback, and temperature becomes
Change trend and temperature difference size carry out the air quantity of intelligent control lampblack absorber.
Infrared sensor module gathers infrared wavelength in pot and is converted into temperature signal and feeds back to electric-controlled plate, electric-controlled plate
The temperature data of program analysis feedback, by calculating identification temperature place temperature province, while the temperature in the calculating cycle time
Variation tendency, and the temperature difference size of calculating cycle time, cycle time Ts.Infrared sensor module Continuous real-time acquisition is believed
Number, in computing, the data in the cycle of institute's computing should be continuous, and the time in the cycle can be as the data of a point
Or one piece of data.Such as 10 data are gathered in 1s.
Such as the above-mentioned cycle is 1s, 80 DEG C of the temperature of current time detection, it is leading portion to divide 1s by boundary of current time
0.6s, back segment 0.4s, leading portion mean temperature are 79.8 DEG C, and back segment mean temperature is 70.5 DEG C.The Current Temperatures 80 are determined first
DEG C which temperature range is fallen into, then calculate variation tendency and the temperature difference, it is known that variation tendency is cooling, and the temperature difference is 9.3 DEG C.It can sentence
Determine to add a small amount of cold water or the food materials of increase cooling in cooking process, it is possible to create more oil smoke, now need compared with
The air draft of Wind Volume.
The division of above-mentioned time cycle and leading portion back segment is merely illustrative, can determine cycle for comparing as needed and draw
Point., can be by back segment during division in view of being just controlled after obtaining the temperature data of back segment and carrying out computing to lampblack absorber
Time be less than leading portion time, so as to play quick response cooking status change needs.
The matching algorithm of said temperature scope, the variation tendency of temperature and temperature difference size directly affects lampblack absorber control
The degree of accuracy.As shown in table 1, X, Y represent critical-temperature respectively, and Δ M represents temperature approach.Wherein temperature range is considered as below X DEG C
Low-temperature space, temperature range are considered as high-temperature region, temperature range is in Y more than Y DEG C>t>X DEG C, it is considered as middle warm area, ↓ represent that decline becomes
Gesture, ↑ represent ascendant trend.It is 55 DEG C of 100 DEG C of ∽ wherein with X DEG C of scope, exemplified by Y DEG C of scope is 85 DEG C of 130 DEG C of ∽.
When temperature approach is higher than Δ M, it is considered as big temperature difference state, when temperature approach is less than Δ M, is considered as small temperature difference state, together
When judgement temperature changing trend carried out according to temperature data in the cycle.Wherein Δ M scope is 3 DEG C of 30 DEG C of ∽.Environment temperature is
A, infrared sensing module highest identification temperature B, the infrared not acquisition process outside temperature A and temperature B area.
| Sequence number | Temperature | The temperature difference (3s) | Temperature changing trend | Lampblack absorber gear |
| 1 | <X℃ | <ΔM℃ | ↓↑ | Small air quantity |
| 2 | <X℃ | >ΔM℃ | ↓ | Small air quantity |
| 3 | <X℃ | >ΔM℃ | ↑ | High wind is kept off |
| 4 | Y>t>X℃ | <ΔM℃ | ↓↑ | High wind is kept off |
| 5 | Y>t>X℃ | >ΔM℃ | ↓ | Quick-fried shelves |
| 6 | Y>t>X℃ | >ΔM℃ | ↑ | High wind is kept off |
| 7 | t>Y℃ | <ΔM℃ | ↓↑ | High wind is kept off |
| 8 | t>Y℃ | >ΔM℃ | ↓ | Quick-fried shelves |
| 9 | t>Y℃ | >ΔM℃ | ↑ | High wind is kept off |
Table 1
In the present embodiment, the temperature for setting X is 75 DEG C, and Y temperature is 120 DEG C, in low-temperature region, detects temperature change
Trend and temperature difference size, such as when detecting that now cooking status add in vigorous fire when being in heating trend and larger difference variation
Heat, Baoshang or quick-fried are likely to be at, now there may be more oil smoke, it is therefore desirable to opens Wind Volume.
Simultaneously using the temperature difference identification in the cycle, the process of quick-fried increase food materials can be prejudged, anticipation start/cover pot cover
State, the anticipation increase scene such as cold water, truly analog kitchen cooking process.During such as boiling water or Baoshang, in initial shape
State, identification temperature is in low-temperature region, and the temperature difference in the pot in the cycle is smaller, and caused exhaust gas volumn is little under this scene,
Now it is set as small air quantity；After stewed a period of time is boiled, identification temperature is in middle temperature area, and the convection current of the liquid in pot adds
Greatly, temperature is in ascendant trend and the temperature difference is also larger, and caused exhaust gas volumn is larger under this scene, is now set as that high wind is kept off.
Such as when in the cycle detection temperature be in medium temperature or high-temperature area, and the temperature difference is larger in the cycle, in liter rapidly
Temperature state, it is likely to be at and starts pot cover process, produce larger oil smoke, is now set as quick-fried windscreen.
Such as when in the cycle detection temperature be in medium temperature or high-temperature area, and the temperature difference is larger in the cycle, in drop rapidly
Temperature state, a small amount of cold water of increase or increase food materials are likely to be at, larger oil smoke is produced, is now set as quick-fried windscreen.
Lampblack absorber infrared control method provided in an embodiment of the present invention, can be in lampblack absorber running, real-time reception
The infrared wavelength signal of default search coverage simultaneously converts thereof into temperature, so as to be sentenced according to temperature, temperature changing trend and the temperature difference
Determine the oil smoke amount and intelligent control of cooking process, the state for playing cigarette being inferred in cooking process, control the wind of accurate lampblack absorber
Amount.
Embodiment 3
The embodiments of the invention provide a kind of lampblack absorber infrared control device, Fig. 4 shows provided in an embodiment of the present invention
The structured flowchart of lampblack absorber infrared control device, the device include：
Receiving module 41, in lampblack absorber running, real-time reception to preset the infrared wavelength signal of search coverage；
Modular converter 42, for when receiving infrared wavelength signal, infrared wavelength signal to be converted into feedback signal；
Determining module 43, for determining the power, variation tendency and signal difference of feedback signal；
Control module 44, for controlling the air force of lampblack absorber according to strong and weak, variation tendency and signal difference.
Lampblack absorber infrared control device provided in an embodiment of the present invention, the lampblack absorber infrared control provided with above-described embodiment
Method has identical technical characteristic, so can also solve identical technical problem, reaches identical technique effect.
The embodiment of the present invention additionally provides a kind of Hood Controller, including processor and machinable medium, machine
Device readable storage medium storing program for executing is stored with the machine-executable instruction that can be executed by processor, computing device machine-executable instruction
To realize the method for above-described embodiment offer.
The embodiment of the present invention additionally provides a kind of lampblack absorber, including the red sensor assembly of blower fan, passive type and above-mentioned implementation
The Hood Controller that example provides；Hood Controller is connected respectively with blower fan, the red sensor assembly of passive type, for receiving simultaneously
Handle the infrared wavelength signal of the red sensor assembly collection of passive type, and the air quantity of control blower fan.
The present embodiment additionally provides a kind of computer-readable storage medium, for saving as used in the device of above-described embodiment offer
Computer software instructions.
It should be noted that each embodiment in this specification is described by the way of progressive, each embodiment weight
Point explanation is all difference with other embodiment, between each embodiment identical similar part mutually referring to.
The Hood Controller and lampblack absorber that the embodiment of the present invention is provided, its realization principle and caused technique effect and preceding method
Embodiment is identical, and to briefly describe, device embodiment part does not refer to part, refers in corresponding in preceding method embodiment
Hold.
In several embodiments provided herein, it should be understood that disclosed apparatus and method, can also pass through
Other modes are realized.Device embodiment described above is only schematical, for example, flow chart and block diagram in accompanying drawing
Show the device of multiple embodiments according to the present invention, method and computer program product architectural framework in the cards,
Function and operation.At this point, each square frame in flow chart or block diagram can represent the one of a module, program segment or code
Part, a part for the module, program segment or code include one or more and are used to realize holding for defined logic function
Row instruction.It should also be noted that at some as in the implementation replaced, the function that is marked in square frame can also with different from
The order marked in accompanying drawing occurs.For example, two continuous square frames can essentially perform substantially in parallel, they are sometimes
It can perform in the opposite order, this is depending on involved function.It is it is also noted that every in block diagram and/or flow chart
The combination of individual square frame and block diagram and/or the square frame in flow chart, function or the special base of action as defined in performing can be used
Realize, or can be realized with the combination of specialized hardware and computer instruction in the system of hardware.
In addition, each functional module or unit in each embodiment of the present invention can integrate and to form an independence
Part or modules individualism, can also two or more modules be integrated to form an independent portion
Point.
If the function is realized in the form of software function module and is used as independent production marketing or in use, can be with
It is stored in a computer read/write memory medium.Based on such understanding, technical scheme is substantially in other words
The part to be contributed to prior art or the part of the technical scheme can be embodied in the form of software product, the meter
Calculation machine software product is stored in a storage medium, including some instructions are causing a computer equipment (can be
People's computer, server, or network equipment etc.) perform all or part of step of each embodiment methods described of the present invention.
And foregoing storage medium includes：USB flash disk, mobile hard disk, read-only storage (ROM, Read-Only Memory), arbitrary access are deposited
Reservoir (RAM, Random Access Memory), magnetic disc or CD etc. are various can be with the medium of store program codes.
It should be noted that herein, such as first and second or the like relational terms are used merely to a reality
Body or operation make a distinction with another entity or operation, and not necessarily require or imply and deposited between these entities or operation
In any this actual relation or order, can not be interpreted as indicating or implying relative importance.Moreover, term " bag
Include ", "comprising" or any other variant thereof is intended to cover non-exclusive inclusion so that the mistake including a series of elements
Journey, method, article or equipment not only include those key elements, but also the other element including being not expressly set out, either
Also include for this process, method, article or the intrinsic key element of equipment.In the absence of more restrictions, by sentence
The key element that "including a ..." limits, it is not excluded that also deposited in the process including the key element, method, article or equipment
In other identical element.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, improvement etc., should be included in the scope of the protection.It should be noted that：Similar label and letter exists
Similar terms is represented in following accompanying drawing, therefore, once being defined in a certain Xiang Yi accompanying drawing, is then not required in subsequent accompanying drawing
It is further defined and explained.
The foregoing is only a specific embodiment of the invention, but protection scope of the present invention is not limited thereto, any
Those familiar with the art the invention discloses technical scope in, change or replacement can be readily occurred in, should all be contained
Cover within protection scope of the present invention.Therefore, protection scope of the present invention described should be defined by scope of the claims.
Claims (10)
- A kind of 1. lampblack absorber infrared control method, it is characterised in that including：In lampblack absorber running, real-time reception presets the infrared wavelength signal of search coverage；When receiving the infrared wavelength signal, the infrared wavelength signal is converted into feedback signal；Determine the power, variation tendency and signal difference of the feedback signal；The air force of the lampblack absorber is controlled according to strong and weak, the described variation tendency and the signal difference.
- 2. according to the method for claim 1, it is characterised in that the real-time reception presets the infrared waves long letter of search coverage Number the step of, including：The infrared wavelength signal of search coverage is preset by the red sensor assembly real-time reception of passive type；The red sensing of passive type Device module includes infrared sensor and wavelength filtering eyeglass.
- 3. according to the method for claim 1, it is characterised in that described that the infrared wavelength signal is converted into feedback signal The step of, including：The infrared wavelength signal is converted into temperature feedback signal or energy back signal；The temperature feedback signal is temperature Value, the energy back signal is energy value.
- 4. according to the method for claim 3, it is characterised in that when the infrared wavelength signal is converted into temperature feedback signal When, it is described determine the feedback signal power, variation tendency and signal difference the step of, including：The temperature range that current temperature value falls into is determined according to the temperature feedback signal；The temperature range comprises at least high temperature Section, medium temperature section and low-temperature range；The variation tendency of the temperature value in predetermined period is determined according to the temperature feedback signal；The variation tendency is at least wrapped Ascendant trend and downward trend are included, the predetermined period includes the current temperature value；Whether the difference for determining the temperature value in the predetermined period according to the temperature feedback signal is more than temperature threshold.
- 5. according to the method for claim 4, it is characterised in that described that predetermined period is determined according to the temperature feedback signal The step of variation tendency of the interior temperature value, including：The predetermined period is divided into leading portion and back segment, and calculates the temperature averages of the leading portion and the back segment respectively；Variation tendency is determined by the temperature averages of the leading portion and the back segment；It is described to determine whether the difference of the temperature value in the predetermined period is more than temperature threshold according to the temperature feedback signal The step of value, including：Determine whether the difference is more than temperature threshold by the temperature averages of the leading portion and the back segment.
- 6. according to the method for claim 4, it is characterised in that described according to strong and weak, the described variation tendency and described Signal difference controls the step of air force of the lampblack absorber, including：When the temperature range is low-temperature range, the variation tendency is ascendant trend or downward trend, and the difference is less than temperature Threshold value is spent, the air quantity for controlling the lampblack absorber is small air quantity；When the temperature range is low-temperature range, the variation tendency is downward trend, and the difference is more than temperature threshold, control The air quantity of the lampblack absorber is small air quantity；When the temperature range is low-temperature range, the variation tendency is ascendant trend, and the difference is more than temperature threshold, control The air quantity of the lampblack absorber keeps off for high wind；When the temperature range is medium temperature section, the variation tendency is ascendant trend or downward trend, and the difference is less than temperature Threshold value is spent, the air quantity for controlling the lampblack absorber is high wind shelves；When the temperature range is medium temperature section, the variation tendency is downward trend, and the difference is more than temperature threshold, control The air quantity of the lampblack absorber is quick-fried shelves；When the temperature range is medium temperature section, the variation tendency is ascendant trend, and the difference is more than temperature threshold, control The air quantity of the lampblack absorber is high wind shelves；When the temperature range is high temperature section, the variation tendency is ascendant trend or downward trend, and the difference is less than temperature Threshold value is spent, the air quantity for controlling the lampblack absorber is high wind shelves；When the temperature range is high temperature section, the variation tendency is ascendant trend or downward trend, and the difference is more than temperature Threshold value is spent, the air quantity for controlling the lampblack absorber is quick-fried shelves；When the temperature range is high temperature section, the variation tendency is ascendant trend, and the difference is more than temperature threshold, control The air quantity of the lampblack absorber is high wind shelves.
- 7. according to the method for claim 3, it is characterised in that when the infrared wavelength signal is converted into energy back signal When, it is described determine the feedback signal power, variation tendency and signal difference the step of, including：The energy section that current energy value falls into is determined according to the energy back signal；The energy section comprises at least height Area, middle area and low area；The variation tendency of the energy value in predetermined period is determined according to the energy back signal；The variation tendency is at least wrapped Ascendant trend and downward trend are included, the predetermined period includes the current energy value；Whether the difference for determining the energy value in the predetermined period according to the energy back signal is more than energy threshold.
- A kind of 8. lampblack absorber infrared control device, it is characterised in that including：Receiving module, in lampblack absorber running, real-time reception to preset the infrared wavelength signal of search coverage；Modular converter, for when receiving the infrared wavelength signal, the infrared wavelength signal to be converted into feedback signal；Determining module, for determining the power, variation tendency and signal difference of the feedback signal；Control module, for controlling the air quantity of the lampblack absorber big according to strong and weak, the described variation tendency and the signal difference It is small.
- 9. a kind of Hood Controller, it is characterised in that described machine readable to deposit including processor and machinable medium Storage media is stored with can be by the machine-executable instruction of the computing device, and machine described in the computing device can perform Instruct to realize the method described in any one of claim 1 to 7.
- 10. a kind of lampblack absorber, it is characterised in that including the oil smoke described in blower fan, the red sensor assembly of passive type and claim 9 Machine controller；The Hood Controller is connected respectively with the blower fan, the red sensor assembly of the passive type, for receiving and handling The infrared wavelength signal of the red sensor assembly collection of passive type, and the air quantity of the control blower fan.
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| CN201711096454.3A CN107631338B (en) | 2017-11-09 | 2017-11-09 | Infrared control method and device for range hood, range hood controller and range hood |
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| CN201711096454.3A CN107631338B (en) | 2017-11-09 | 2017-11-09 | Infrared control method and device for range hood, range hood controller and range hood |
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| CN109085870A (en) * | 2018-08-23 | 2018-12-25 | 杭州老板电器股份有限公司 | Control method, device and the intelligent appliance of intelligent appliance |
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| TWI673458B (en) * | 2018-06-27 | 2019-10-01 | 台灣櫻花股份有限公司 | Range hood with image detection and control method thereof |
| CN110542138A (en) * | 2019-09-30 | 2019-12-06 | 范朝兴 | method and system for automatically controlling range hood through infrared temperature induction |
| CN110553296A (en) * | 2019-09-17 | 2019-12-10 | 杭州老板电器股份有限公司 | Intelligent range hood and control method thereof |
| CN112462615A (en) * | 2021-01-27 | 2021-03-09 | 佛山市顺德区波唯智能科技有限公司 | Intelligent control method, system and equipment for kitchen air purification equipment |
| CN112833435A (en) * | 2021-01-22 | 2021-05-25 | 合肥瑞纳通软件技术开发有限公司 | Artificial intelligence-based range hood air volume control method, system and equipment |
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| CN112462615A (en) * | 2021-01-27 | 2021-03-09 | 佛山市顺德区波唯智能科技有限公司 | Intelligent control method, system and equipment for kitchen air purification equipment |
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