CN104848496B - A kind of air conditioning control method - Google Patents
A kind of air conditioning control method Download PDFInfo
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- CN104848496B CN104848496B CN201510281234.2A CN201510281234A CN104848496B CN 104848496 B CN104848496 B CN 104848496B CN 201510281234 A CN201510281234 A CN 201510281234A CN 104848496 B CN104848496 B CN 104848496B
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- array
- temperature value
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- infrared sensor
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/65—Electronic processing for selecting an operating mode
- F24F11/66—Sleep mode
Abstract
The invention discloses a kind of air conditioning control method, and it can judge whether to lift quilt behavior by the shape of the human body heat source region detected, if it happens lift quilt behavior, then raises the design temperature of air-conditioning, avoid sleeper exposed and suffer from cold sick.
Description
Technical field
The present invention relates to a kind of air conditioning control method, more particularly to one kind can detect whether sleeper lifts quilt sub-line
For air conditioning control method.
Background technology
Air-conditioning is opened at night during sleep, and under ortho state, quilt is typically placed on human body, and only head is revealed
Going out, but for children, often tamper when sleeping so that children often can raise quilt in the state of sleeping, so,
It is sick by easily making children suffer from cold if air-conditioner temperature is relatively low.
The content of the invention
The technical problem to be solved by the invention is to provide a kind of air conditioning control method, and it can be lifted in sleeper
Air-conditioning design temperature is adjusted during behavior, prevents from suffering from cold sick.
In order to solve the above technical problems, air conditioning control method provided by the invention, comprises the following steps：
(1) the whole room of infrared sensor array timing scan on air-conditioning, each infrared sensor array scanning, are passed through
When obtain the temperature data in whole room；
(2), temperature data is transferred to processor in real time and handled by infrared sensor array, constantly forms array of heat sources
Image；
(3), in the array of heat sources image that any single pass of infrared sensor array is formed, Studies of Human Body Heat is identified
Source region, then judge whether human body heat source region is in approximate rectangular, in this way, then into step (4)；If not, judge quilt
Son is raised, air-conditioning design temperature rise X degree；
(4), judge whether the length-width ratio of the circumscribed rectangle of human body heat source region is less than 1.5, in this way, then judge that quilt does not have
Raised, air-conditioning design temperature is constant；If not, judge that quilt is raised, air-conditioning design temperature rise X degree；
The method of identification human body heat source region is as follows in described step (3)：
When infrared sensor array scans every time, formed present image will be scanned compared with background image,
The regional determination behaviour body heat source region that array point of the temperature difference more than or equal to 3 degree is formed, the temperature difference are more than 1 degree of battle array for being less than 3 degree
The formed regional determination of row point is alternative area, if the central point of alternative area moves in the time span of Y minutes
It is dynamic, then judge alternative area behaviour body heat source region；
The establishing method of above-mentioned background image is as follows：
In infrared sensor array first scan, the temperature value of each array point in formed present image will be scanned
, should if the current temperature value of array point is more than the mean temperature of present image compared with the mean temperature of present image
The ambient temperature value value of array point is the mean temperature of present image, if the current temperature value of array point is less than or equal to currently
The average temperature value of image, then the ambient temperature value value of the array point is the current temperature value of the array point, and setting is each successively
The ambient temperature value of individual array point, to form background image；
In the non-first scan of infrared sensor array, the temperature of each array point in formed present image will be scanned
Value is compared with the temperature value of corresponding array point in the image that preceding single pass is formed, if the Current Temperatures of array point
Value is more than the ambient temperature value value of the temperature value, then the array point of corresponding array point in the image that preceding single pass is formed
The temperature value of corresponding array point in the image formed by preceding single pass, if the current temperature value of array point is less than or equal to
The temperature value of corresponding array point in the image that preceding single pass is formed, then the ambient temperature value value of the array point is the battle array
The current temperature value of point is arranged, the ambient temperature value of each array point is set successively, to form background image.
After above method, the present invention compared with prior art, has the following advantages that：
The present invention can judge whether to lift quilt behavior by the shape of the human body heat source region detected, if hair
Life lifts quilt behavior, then raises the design temperature of air-conditioning, avoid sleeper exposed and suffer from cold sick.
Embodiment
The present invention is described in more detail with reference to embodiment.
Embodiment one
Air conditioning control method of the present invention comprises the following steps：
(1), when sleeping at night, air-conditioning is opened, infrared sensor array, infrared sensor array pair are provided with air-conditioning
Quasi- bed surface, infrared sensor array scan whole bed sheet area once in each minute, and each infrared sensor array obtains when scanning
Round the temperature data of bed sheet area, the normal temperature range of human body is generally 36 degree to 38 degree, and quilt, bed surface, pillow
Temperature Deng region is then relatively low；
(2), temperature data is transferred to processor in real time and handled by infrared sensor array, constantly forms array of heat sources
Image；
(3), human skin's temperature is generally 32~33 degree, so set array of heat sources image in temperature at 32 degree extremely
Region behaviour body heat source region between 33 degree, in the array of heat sources figure that any single pass of infrared sensor array is formed
As in, judge whether human body heat source region is in approximate rectangular, in this way, then into step (4)；If not, judge that quilt is lifted
Open, 0.5 degree of air-conditioning design temperature rise；
Judge whether human body heat source region is that approximate rectangular method is as follows：
Common people have following several forms during sleep：A, both hands both feet close up, and now human body is in approximate rectangular；B, both hands
Double-legged to open completely, now human body is in " big " shape；C, both hands both feet somewhat open, and now human body is in tree-shaped, when detecting human body
When heat source region is not in " big " shape and is tree-shaped, then judge human body heat source region in approximate rectangular.
(4), judge whether the length-width ratio of the circumscribed rectangle of human body heat source region is less than 1.5, that is, judge to cover
Whether the length-width ratio of the minimum rectangular area of the area of human body heat source region is less than 1.5, in this way, then judges that quilt is not lifted
Open, air-conditioning design temperature is constant；If not, judging that quilt is raised, air-conditioning design temperature raises 0.5 degree.
The method of identification human body heat source region is as follows in described step (3)：
When infrared sensor array scans every time, formed present image will be scanned compared with background image,
The regional determination behaviour body heat source region that array point of the temperature difference more than or equal to 3 degree is formed, the temperature difference are more than 1 degree of battle array for being less than 3 degree
The formed regional determination of row point is alternative area, if the central point of alternative area moves in the time span of 5 minutes
It is dynamic, then judge alternative area behaviour body heat source region；
The establishing method of above-mentioned background image is as follows：
In infrared sensor array first scan, the temperature value of each array point in formed present image will be scanned
, should if the current temperature value of array point is more than the mean temperature of present image compared with the mean temperature of present image
The ambient temperature value value of array point is the mean temperature of present image, if the current temperature value of array point is less than or equal to currently
The average temperature value of image, then the ambient temperature value value of the array point is the current temperature value of the array point, and setting is each successively
The ambient temperature value of individual array point, to form background image；
In the non-first scan of infrared sensor array, the temperature of each array point in formed present image will be scanned
Value is compared with the temperature value of corresponding array point in the image that preceding single pass is formed, if the Current Temperatures of array point
Value is more than the ambient temperature value value of the temperature value, then the array point of corresponding array point in the image that preceding single pass is formed
The temperature value of corresponding array point in the image formed by preceding single pass, if the current temperature value of array point is less than or equal to
The temperature value of corresponding array point in the image that preceding single pass is formed, then the ambient temperature value value of the array point is the battle array
The current temperature value of point is arranged, the ambient temperature value of each array point is set successively, to form background image.
In sleeper's ortho, typically only head is exposed outside, and human body other parts are covered by quilt, now hot
In the array image of source, human body heat source region only has head, and human body heat source region is in approximate rectangular, and human body head typically compares
Founder, so now the length-width ratio of human body heat source region is generally less than 1.5, now judge do not have to lift quilt behavior.
And when quilt is raised and during so that human body head region and chest area being exposed, now in array of heat sources image,
Human body heat source region is head zone and chest area, and human body heat source region is in approximate rectangular, but now human body heat source region
Length-width ratio is generally higher than 1.5, now judges to lift quilt behavior.
And when quilt is raised and during so that human body all exposing, now in array of heat sources image, human body heat source region is
Whole human body, human body heat source region are in tree-shaped or " big " shape, now judge to lift quilt behavior.
Embodiment two
Air conditioning control method of the present invention comprises the following steps：
(1), when sleeping at night, air-conditioning is opened, infrared sensor array, infrared sensor array pair are provided with air-conditioning
Quasi- bed surface, infrared sensor array scan whole bed sheet area once in every two minutes, and each infrared sensor array obtains when scanning
Round the temperature data of bed sheet area, the normal temperature range of human body is generally 36 degree to 38 degree, and quilt, bed surface, pillow
Temperature Deng region is then relatively low；
(2), temperature data is transferred to processor in real time and handled by infrared sensor array, constantly forms array of heat sources
Image；
(3), in the array of heat sources image that any single pass of infrared sensor array is formed, Studies of Human Body Heat is identified
Source region, then judge whether human body heat source region is in approximate rectangular, in this way, then into step (4)；If not, judge quilt
Son is raised, 1 degree of air-conditioning design temperature rise；
(4), judge whether the length-width ratio of the circumscribed rectangle of human body heat source region is less than 1.5, that is, judge to cover
Whether the length-width ratio of the minimum rectangular area of the area of human body heat source region is less than 1.5, in this way, then judges that quilt is not lifted
Open, air-conditioning design temperature is constant；If not, judging that quilt is raised, air-conditioning design temperature raises 1 degree.
Embodiment three
Air conditioning control method of the present invention comprises the following steps：
(1), when sleeping at night, air-conditioning is opened, infrared sensor array, infrared sensor array pair are provided with air-conditioning
Quasi- bed surface, infrared sensor array scan whole bed sheet area once in every three minutes, and each infrared sensor array obtains when scanning
Round the temperature data of bed sheet area, the normal temperature range of human body is generally 36 degree to 38 degree, and quilt, bed surface, pillow
Temperature Deng region is then relatively low；
(2), temperature data is transferred to processor in real time and handled by infrared sensor array, constantly forms array of heat sources
Image；
(3), in the array of heat sources image that any single pass of infrared sensor array is formed, Studies of Human Body Heat is identified
Source region, then judge whether human body heat source region is in approximate rectangular, in this way, then into step (4)；If not, judge quilt
Son is raised, 2 degree of air-conditioning design temperature rise；
(4), judge whether the length-width ratio of the circumscribed rectangle of human body heat source region is less than 1.5, that is, judge to cover
Whether the length-width ratio of the minimum rectangular area of the area of human body heat source region is less than 1.5, in this way, then judges that quilt is not lifted
Open, air-conditioning design temperature is constant；If not, judging that quilt is raised, air-conditioning design temperature raises 2 degree.
Only just the present invention is made that explanation using preferable example above, but is not to be construed as the limit to claim
System, structure of the invention can have other changes, be not limited to said structure.In a word, all independent claims in the present invention
Protection domain in the various change made it is within the scope of the present invention.
Claims (4)
1. a kind of air conditioning control method, it is characterised in that comprise the following steps：
(1), obtained by the whole room of infrared sensor array timing scan on air-conditioning, each infrared sensor array when scanning
Round the temperature data in a room；
(2), temperature data is transferred to processor in real time and handled by infrared sensor array, constantly forms array of heat sources figure
Picture；
(3), in the array of heat sources image that any single pass of infrared sensor array is formed, Studies of Human Body Heat source region is identified
Domain, then judge whether human body heat source region is in approximate rectangular, in this way, then into step (4)；If not, judge quilt quilt
Raise, air-conditioning design temperature rise X degree；
(4), judge whether the length-width ratio of the circumscribed rectangle of human body heat source region is less than 1.5, in this way, then judge that quilt is not lifted
Open, air-conditioning design temperature is constant；If not, judge that quilt is raised, air-conditioning design temperature rise X degree；
The method of identification human body heat source region is as follows in described step (3)：
When infrared sensor array scans every time, formed present image will be scanned compared with background image, the temperature difference
The regional determination behaviour body heat source region that array point more than or equal to 3 degree is formed, the temperature difference are more than 1 degree of array point for being less than 3 degree
The regional determination formed is alternative area, if the central point of alternative area is moved in the time span of Y minutes,
Judge alternative area behaviour body heat source region,
The establishing method of above-mentioned background image is as follows：
In infrared sensor array first scan, the temperature value of each array point in formed present image will be scanned and worked as
The mean temperature of preceding image compares, if the current temperature value of array point is more than the mean temperature of present image, the array
The ambient temperature value value of point is the mean temperature of present image, if the current temperature value of array point is less than or equal to present image
Average temperature value, then the ambient temperature value value of the array point be the array point current temperature value, set each battle array successively
The ambient temperature value of point is arranged, to form background image；
In the non-first scan of infrared sensor array, will scan in formed present image the temperature value of each array point with
The temperature value of corresponding array point is compared in the image that preceding single pass is formed, if the current temperature value of array point is big
The temperature value of corresponding array point in the image that preceding single pass is formed, then before the ambient temperature value value of the array point is
The temperature value of corresponding array point in the image that single pass is formed, if the current temperature value of array point is less than or equal to previous
The temperature value of corresponding array point in the formed image of secondary scanning, then the ambient temperature value value of the array point is the array point
Current temperature value, the ambient temperature value of each array point is set successively, to form background image.
A kind of 2. air conditioning control method according to claim 1, it is characterised in that：Infrared sensor array is swept for every two minutes
Retouch once.
A kind of 3. air conditioning control method according to claim 1, it is characterised in that：Described X is 1.
A kind of 4. air conditioning control method according to claim 1, it is characterised in that：Described Y is 5.
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105388769B (en) * | 2015-10-22 | 2018-07-31 | 小米科技有限责任公司 | The control method and device of intelligent quilt, smart machine |
| CN105930778A (en) * | 2016-04-14 | 2016-09-07 | 厦门理工学院 | Nighttime human sleeping posture monitoring method and system based on infrared image |
| CN110469939B (en) * | 2019-07-10 | 2021-06-29 | 海信（山东）空调有限公司 | Electric appliance and human body position detection method and device thereof |
| CN111780379B (en) * | 2020-06-29 | 2021-08-24 | 青岛海尔空调器有限总公司 | Air conditioner control method and device and air conditioner |
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Effective date of registration: 20170504 Address after: Yinzhou District, Zhejiang Province on the town of Jiang Shan Xia Shi Village Applicant after: AUX air conditioning Limited by Share Ltd Address before: 315191 Zhejiang city of Ningbo province Jiangshan town Yinzhou District Mingguang Road No. 1166 Applicant before: Ningbo AUX Group. |
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