CN109375521A - A kind of intelligent control method of fixed infrared measurement of temperature kitchen air purifying equipment - Google Patents
A kind of intelligent control method of fixed infrared measurement of temperature kitchen air purifying equipment Download PDFInfo
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- CN109375521A CN109375521A CN201811351618.7A CN201811351618A CN109375521A CN 109375521 A CN109375521 A CN 109375521A CN 201811351618 A CN201811351618 A CN 201811351618A CN 109375521 A CN109375521 A CN 109375521A
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- temperature
- air purifying
- purifying equipment
- mathematical model
- temperature probe
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- 238000000034 method Methods 0.000 title claims abstract description 25
- 238000005259 measurement Methods 0.000 title claims abstract description 22
- 239000000523 sample Substances 0.000 claims abstract description 40
- 238000013178 mathematical model Methods 0.000 claims abstract description 27
- 238000010411 cooking Methods 0.000 claims description 11
- 238000009841 combustion method Methods 0.000 claims description 8
- 238000001514 detection method Methods 0.000 claims description 8
- 239000000779 smoke Substances 0.000 claims description 5
- 230000009471 action Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 3
- 230000036413 temperature sense Effects 0.000 claims 1
- 238000004134 energy conservation Methods 0.000 abstract 1
- 230000000007 visual effect Effects 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000002184 metal Substances 0.000 description 3
- 230000000630 rising effect Effects 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 230000000116 mitigating effect Effects 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000001579 optical reflectometry Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B15/00—Systems controlled by a computer
- G05B15/02—Systems controlled by a computer electric
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/418—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/26—Pc applications
- G05B2219/2642—Domotique, domestic, home control, automation, smart house
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Manufacturing & Machinery (AREA)
- Quality & Reliability (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
The present invention relates to intelligent appliance technical fields, more particularly to a kind of intelligent control method of fixed infrared measurement of temperature kitchen air purifying equipment, data acquisition is carried out using fixed infrared temperature probe, then mathematical model comparison is carried out to acquired data by central processing unit, control instruction is exported simultaneously, it realizes automatic switching, automatically selects optimal motor running speed mode, to reach safety, economic, energy conservation and comfortable purpose.
Description
Technical field
The present invention relates to a Smart Home technical field, specially a kind of fixed infrared measurement of temperature kitchen air purifying equipment
Intelligent control method.
Background technique
Existing method changes to control the starting of kitchen air purifying equipment motor simply by simple temperature gap
With closing, extraneous factor interference cannot be effectively excluded, so erroneous judgement situation is relatively more, and is unable to the use of automatic identification user
Scene influences the Experience Degree of user；Scanning mode temp measuring method because its carrier high production cost and production matching requirements it is higher,
It is unfavorable for the marketing of its product.
Summary of the invention
The present invention provides a kind of intelligent control method of fixed infrared measurement of temperature kitchen air purifying equipment, can effectively solve
It proposes effectively exclude extraneous factor interference in certainly above-mentioned background technique, so erroneous judgement situation is relatively more, and cannot be automatic
The usage scenario for identifying user, influences the Experience Degree of user；High production cost and life of the scanning mode temp measuring method because of its carrier
The problem of production matching requirements are higher, are unfavorable for the marketing of its product.
To achieve the above object, the invention provides the following technical scheme: a kind of fixed infrared measurement of temperature kitchen air purifying
The intelligent control method of equipment, includes the following steps:
S1, infrared temperature probe is mounted in kitchen air purifying equipment, makes it at stationary state, installation site and stove
The distance of tool should keep 60-80cm, and be in view state with kitchen range；
S2, fixed infrared measurement of temperature kitchen air purifying equipment are powered, and fixed infrared temperature probe enters working condition, in
Central processor carries out real time data acquisition to the collected temperature data of infrared temperature probe institute；
S3, central processing unit analyze the collected temperature data of infrared temperature probe institute, by algorithm with have been established
Mathematic Model Library carry out the comparison of mathematical model, and export comparison result, comparison result is as control instruction according in
Central processor is sent to motor control panel；
After S4, central processing unit judge that kitchen range are opened by the data that fixed infrared temperature probe detects, processor
It can be made whether that belonging to the empty of non-placing cooker burns detection to the unlatching of kitchen range；
It is right after S5, central processing unit judge that kitchen range are normally-open by the data that fixed infrared temperature probe detects
The subsequent operation method of user judges.
According to previous step technical solution, the hollow burning detection of step S4 is divided into following state:
(1), it has time and burns, then the buzzer for issuing alarm signal to motor control panel is prompted；
(2), it is burnt without empty, is then judged as normal use, issue power-on instruction to motor control panel.
According to previous step technical solution, judge that state is as follows in the step S5:
(1) user is the stir-frying movement when carrying out cooking, then issues and run at high speed signal to motor control panel, enter motor
Run at high speed state；
(2) user is then to issue low-speed running signal carrying out Baoshang movement to motor control panel, motor is made to enter low speed turn
State；
(3) user throws open the cooking apparatus lid during Baoshang, then issues and run at high speed signal to motor control panel, make
Motor enters the of short duration state that runs at high speed；
(4) user only placed cookware but not carry out subsequent action, then issues dry combustion method alarm signal to the bee of motor control panel
Ring device；
(5) it detects that user closes kitchen range, then issues stopping signal to motor control panel.
According to previous step technical solution, the infrared temperature probe is nonnumeric type non-array formula infrared measurement of temperature sensing
Device, and the quantity of infrared temperature probe is one.
According to previous step technical solution, the kitchen air purifying equipment in the step S1 is household smoke exhaust ventilator.
According to previous step technical solution, the mathematical model in the step S3 includes: the normally-open mathematical model of kitchen range, stove
Tool is empty to burn mathematical model, boilers from drying burning mathematical model, cooking mathematical model, Baoshang mathematical model and kitchen range normal switching-off mathematical modulo
Type.
Compared with prior art, beneficial effects of the present invention: it is net to realize air in kitchen for control method through the invention
The accurate switching on and shutting down condition for changing equipment judges that the anticipation before oil smoke ascension simultaneously improves motor speed in advance, is made according to different
With scene, the use condition of user is met using different revolving speeds, has achieved the purpose that automatic identification automatically controls；Pass through conjunction
The revolving speed of reason adjusts, and reduces unnecessary high revolving speed operation, has reached energy-efficient purpose；Simultaneously because the empty burning and pot of kitchen range
The dry combustion method of tool belongs to user misoperation and causes, if reminded not in time, can cause fire, allows buzzer by controlling program
It issues alarming sound and reminds user, allow user to terminate dry combustion method operation, play the role of prevention and mitigation.
Detailed description of the invention
Attached drawing is used to provide further understanding of the present invention, and constitutes part of specification, with reality of the invention
It applies example to be used to explain the present invention together, not be construed as limiting the invention.
In the accompanying drawings:
Fig. 1 is flow diagram of the invention；
Fig. 2 is algorithm flow schematic diagram of the invention.
Specific embodiment
Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings, it should be understood that preferred reality described herein
Apply example only for the purpose of illustrating and explaining the present invention and is not intended to limit the present invention.
Embodiment: as shown in Figs. 1-2, the present invention provides technical solution, a kind of fixed infrared measurement of temperature kitchen air purifying
The intelligent control method of equipment, includes the following steps:
S1, infrared temperature probe is mounted in kitchen air purifying equipment, makes it at stationary state, installation site and stove
The distance of tool should keep 60-80cm, and be in view state with kitchen range；
S2, fixed infrared measurement of temperature kitchen air purifying equipment are powered, and fixed infrared temperature probe enters working condition, in
Central processor carries out real time data acquisition to the collected temperature data of infrared temperature probe institute；
S3, central processing unit analyze the collected temperature data of infrared temperature probe institute, by algorithm with have been established
Mathematic Model Library carry out the comparison of mathematical model, and export comparison result, comparison result is as control instruction according in
Central processor is sent to motor control panel；
After S4, central processing unit judge that kitchen range are opened by the data that fixed infrared temperature probe detects, processor
It can be made whether that belonging to the empty of non-placing cooker burns detection to the unlatching of kitchen range；
It is right after S5, central processing unit judge that kitchen range are normally-open by the data that fixed infrared temperature probe detects
The subsequent operation method of user judges.
According to previous step technical solution, the hollow burning detection of step S4 is divided into following state:
(1), it has time and burns, then the buzzer for issuing alarm signal to motor control panel is prompted；
(2), it is burnt without empty, is then judged as normal use, issue power-on instruction to motor control panel.
According to previous step technical solution, the temperature of infrared temperature probe is acquired in real time by central processing unit.
According to previous step technical solution, judge that state is as follows in the step S5:
(1) user is the stir-frying movement when carrying out cooking, then issues and run at high speed signal to motor control panel, enter motor
Run at high speed state；
(2) user is then to issue low-speed running signal carrying out Baoshang movement to motor control panel, motor is made to enter low speed turn
State；
(3) user throws open the cooking apparatus lid during Baoshang, then issues and run at high speed signal to motor control panel, make
Motor enters the of short duration state that runs at high speed；
(4) user only placed cookware but not carry out subsequent action, then issues dry combustion method alarm signal to the bee of motor control panel
Ring device；
(5) it detects that user closes kitchen range, then issues stopping signal to motor control panel.
According to previous step technical solution, the infrared temperature probe is nonnumeric type non-array formula infrared measurement of temperature sensing
Device, and the quantity of infrared temperature probe is one, the collected temperature of infrared temperature probe institute includes infrared visual field temperature
The temperature of thermistor inside data and infrared temperature probe, infrared temperature probe acquire infrared visual field temperature when
It waits, the temperature of connecting inner thermistor is needed to be modified it, infrared temperature probe and kitchen range form 60-80cm's
Distance, and in view state, since the measurement range of infrared temperature probe is influenced by distance, measure distance=distance coefficient *
Target minimum diameter, when infrared temperature probe does not install lens additional, can institute energy precise measurement measured target range
The circle for being 1cm for the diameter within distance 1cm, infrared temperature probe and kitchen range formed 60-80cm apart from when, it is red
The infrared field range of outer temperature transducer has then been expanded to the range that diameter is 60-80cm circle, infrared temperature probe acquisition
The infrared visual field temperature i.e. diameter arrived is the mean temperature of 60-80cm circle, and any exterior object enters within this range,
The variation of mean temperature will be influenced.
According to previous step technical solution, the kitchen air purifying equipment in the step S1 is household smoke exhaust ventilator.
According to previous step technical solution, the mathematical model in the step S3 includes: the normally-open mathematical model of kitchen range, stove
Tool is empty to burn mathematical model, boilers from drying burning mathematical model, cooking mathematical model, Baoshang mathematical model and kitchen range normal switching-off mathematical modulo
Type.
It is and the founding mathematical models respectively by carrying out data acquisition to different cooking method that mathematical model, which is established, by
Mathematical model generates recognizer, and central processing unit is collected to infrared temperature probe by algorithm to the analysis of data
Data are compared, and see whether it meets the condition of preset algorithm, and the data for meeting algorithm make valid data processing, and will
It compares from different model libraries, sees that it meets which of preset model mathematical model；
When the palm of people closely waved infrared sensor, in the collected data of central processing unit, infrared measurement of temperature is passed
The infrared visual field temperature of sensor is changed, and the temperature of thermistor does not change, at this moment because it does not meet booting identification
Algorithm, so central processing unit will not send a signal to motor control panel；
When cooking, be that user placed cookware first, then open kitchen range, at this time partial heat caused by kitchen range by
Cookware absorbs, and partial heat is as air-flow is upward and has passed to the metal shell of infrared temperature probe；
According to the formula of heat absorption and temperature: Q suction=CM (T2-T1)；
Q is heat in formula, and C is object specific heat, and M is that mass of object T1 is object just temperature, and T2 is object end temperature；
After cookware has the heat for absorbing kitchen range generation, the lasting rising of temperature is generated on the variable quantity of time, in 5 seconds
Rise the rising for affecting infrared visual field mean temperature, the climbing speed of temperature and temporal relationship form slope, with this
Slope is as a trigger point, and collected infrared visual field temperature is effectively treated in central processing unit, simultaneously as on air-flow
It is poor with metal shell formation temperature when rising metal shell of the entrained heat by infrared temperature probe, generate heat
Exchange process, heat again in the form of temperature measured by infrared temperature probe, the variable quantity of temperature meet heat absorption with
The formula of temperature also produces the slope of temperature and time on the variable quantity of time.Central processing unit passes through to thermistor
The analysis of temperature data triggers electric motor starting condition, issues enabled instruction at this time to motor control panel, motor carries out work shape；
Under the normal temperature change of natural environment, since its temperature is formed by slope very with the time in variable quantity in short-term
It is small, so central processing unit will not constitute to the recognizer after data acquisition due to not meeting booting and open by mistake phenomenon；
Since the infrared visual field temperature detection of infrared temperature probe is detection infrared signal, infrared signal also has light
Reflectivity, when external high temperature infrared signal is reflected to infrared temperature probe by kitchen range, since it does not trigger temperature-sensitive electricity
The variation of resistance temperature will not constitute so central processing unit will not issue enabled instruction and open by mistake phenomenon.
Compared with prior art, beneficial effects of the present invention: it is net to realize air in kitchen for control method through the invention
The accurate switching on and shutting down condition for changing equipment judges that the anticipation before oil smoke ascension simultaneously improves motor speed in advance, is made according to different
With scene, the use condition of user is met using different revolving speeds, has achieved the purpose that automatic identification automatically controls；Pass through conjunction
The revolving speed of reason adjusts, and reduces unnecessary high revolving speed operation, has reached energy-efficient purpose；Simultaneously because the empty burning and pot of kitchen range
The dry combustion method of tool belongs to user misoperation and causes, if reminded not in time, can cause fire, allows buzzer by controlling program
It issues alarming sound and reminds user, allow user to terminate dry combustion method operation, play the role of prevention and mitigation.
Finally, it should be noted that being not intended to restrict the invention the foregoing is merely preferred embodiment of the invention, to the greatest extent
Present invention has been described in detail with reference to the aforementioned embodiments for pipe, for those skilled in the art, still can be with
It modifies the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features.It is all
Within the spirit and principles in the present invention, any modification, equivalent replacement, improvement and so on should be included in guarantor of the invention
Within the scope of shield.
Claims (6)
1. a kind of intelligent control method of fixed infrared measurement of temperature kitchen air purifying equipment, it is characterised in that: including walking as follows
It is rapid:
S1, infrared temperature probe is mounted in kitchen air purifying equipment, makes it at stationary state, installation site and stove
The distance of tool should keep 60-80cm, and be in view state with kitchen range；
S2, fixed infrared measurement of temperature kitchen air purifying equipment are powered, and fixed infrared temperature probe enters working condition, in
Central processor carries out real time data acquisition to the collected temperature data of infrared temperature probe institute；
S3, central processing unit analyze the collected temperature data of infrared temperature probe institute, by algorithm with have been established
Mathematic Model Library carry out the comparison of mathematical model, and export comparison result, comparison result is as control instruction according in
Central processor is sent to motor control panel；
After S4, central processing unit judge that kitchen range are opened by the data that fixed infrared temperature probe detects, processor
It can be made whether that belonging to the empty of non-placing cooker burns detection to the unlatching of kitchen range；
It is right after S5, central processing unit judge that kitchen range are normally-open by the data that fixed infrared temperature probe detects
The subsequent operation method of user judges.
2. a kind of intelligent control method of fixed infrared measurement of temperature kitchen air purifying equipment according to claim 1,
It is characterized in that, the hollow burning detection of step S4 is divided into following state:
(1), it has time and burns, then the buzzer for issuing alarm signal to motor control panel is prompted；
(2), it is burnt without empty, is then judged as normal use, issue power-on instruction to motor control panel.
3. a kind of intelligent control method of fixed infrared measurement of temperature kitchen air purifying equipment according to claim 1,
It is characterized in that, judges that state is as follows in the step S5:
(1) user is the stir-frying movement when carrying out cooking, then issues and run at high speed signal to motor control panel, enter motor
Run at high speed state；
(2) user is then to issue low-speed running signal carrying out Baoshang movement to motor control panel, motor is made to enter low speed turn
State；
(3) user throws open the cooking apparatus lid during Baoshang, then issues and run at high speed signal to motor control panel, make
Motor enters the of short duration state that runs at high speed；
(4) user only placed cookware but not carry out subsequent action, then issues dry combustion method alarm signal to the bee of motor control panel
Ring device；
(5) it detects that user closes kitchen range, then issues stopping signal to motor control panel.
4. a kind of intelligent control method of fixed infrared measurement of temperature kitchen air purifying equipment according to claim 1,
It is characterized in that, the infrared temperature probe is nonnumeric type non-array formula infrared temperature probe, and infrared measurement of temperature senses
The quantity of device is one.
5. a kind of intelligent control method of fixed infrared measurement of temperature kitchen air purifying equipment according to claim 1,
It is characterized in that, the kitchen air purifying equipment in the step S1 is household smoke exhaust ventilator.
6. a kind of intelligent control method of fixed infrared measurement of temperature kitchen air purifying equipment according to claim 1,
It is characterized in that, the mathematical model in the step S3 includes: the normally-open mathematical model of kitchen range, kitchen range sky burning mathematical model, pot
Have dry combustion method mathematical model, cooking mathematical model, Baoshang mathematical model and kitchen range normal switching-off mathematical model.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811351618.7A CN109375521A (en) | 2018-11-14 | 2018-11-14 | A kind of intelligent control method of fixed infrared measurement of temperature kitchen air purifying equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811351618.7A CN109375521A (en) | 2018-11-14 | 2018-11-14 | A kind of intelligent control method of fixed infrared measurement of temperature kitchen air purifying equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109375521A true CN109375521A (en) | 2019-02-22 |
Family
ID=65384721
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811351618.7A Pending CN109375521A (en) | 2018-11-14 | 2018-11-14 | A kind of intelligent control method of fixed infrared measurement of temperature kitchen air purifying equipment |
Country Status (1)
| Country | Link |
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| CN (1) | CN109375521A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN112762488A (en) * | 2019-11-06 | 2021-05-07 | 宁波方太厨具有限公司 | Ignition detection and control method of range hood |
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