CN105526682A - Air conditioning system capable of intelligently recognizing number of persons and image processing method - Google Patents
Air conditioning system capable of intelligently recognizing number of persons and image processing method Download PDFInfo
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- CN105526682A CN105526682A CN201610080882.6A CN201610080882A CN105526682A CN 105526682 A CN105526682 A CN 105526682A CN 201610080882 A CN201610080882 A CN 201610080882A CN 105526682 A CN105526682 A CN 105526682A
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- image processing
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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
- F24F11/62—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
- F24F11/30—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
- F24F2120/00—Control inputs relating to users or occupants
- F24F2120/10—Occupancy
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fuzzy Systems (AREA)
- Mathematical Physics (AREA)
- Signal Processing (AREA)
- Radiation Pyrometers (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention relates to the air conditioning technology and provides an air conditioning system capable of intelligently recognizing the number of persons and an image processing method in order to solve the problem that an existing air conditioner is prone to fail to recognize some persons when the persons are too close. According to the technical scheme, the air conditioning system capable of intelligently recognizing the number of persons is composed of an image processing module and an infrared imaging module; the infrared imaging module is used for collecting temperature data and transmitting the temperature data to the image processing module; the image processing module is used for carrying out wavelet filtering on the received temperature data, and then carrying out human body information recognition on the data subjected to wavelet filtering, so that the number information is obtained. The air conditioning system capable of intelligently recognizing the number of persons and the image processing method have the beneficial effects that the recognition rate of an air conditioner is further increased and the image processing method is suitable for the air conditioning system.
Description
Technical field
The present invention relates to air-conditioner technology, particularly the technology of intelligent air condition identification human body.
Background technology
The issue of Changhong CHiQ air-conditioning, has overturned tradition, and it is based on the body state cognition technology of uniqueness, changed to software definition air-conditioning by hardware definition air-conditioning on the one hand, realize working in coordination with between the interaction of people and air-conditioning, equipment, while guarantee human comfort, energy-saving and cost-reducing; On the other hand from user's request angle, met consumers' demand by plurality of application scenes pattern instead of pure function.Therefore, the traditional air conditioner theory of " hardware+function " overturned by Changhong CHiQ air-conditioning, started the development new direction of " software+application scenarios pattern ".
Changhong CHiQ air-conditioning, according to the man-machine distance, crowd's quantity, position etc. of apperceive identity, for zones of different, adjusts the parameters such as air-out mode, wind speed, wind direction, the comfort level of each subregion of dynamic conditioning automatically.More marvellous is, people can for ad-hoc location setting VIP people's mode of priority within the scope of air-conditioning wind-force angle of radiation, when user is at preferential comfort zone, CHiQ can carry out temperature, humidity, wind speed and direction adjustment targetedly, and old friend's body state Intelligent Identify is the function of Changhong CHiQ air-conditioning core the most.
For reducing costs, Changhong CHiQ air-conditioning adopts infrared sensor in the low resolution non-brake method of 4*16 to replace the infrared camera of high score ratio high cost, and human body information identification is realized under certain algorithm, its recognition methods is: first when air-conditioner is in intelligent mode, trip temperature collection is scanned into space, medium filtering is carried out to the data gathered, obtain the image after medium filtering, human bioequivalence is carried out to it, and obtains the distance between people and air-conditioner according to the relation of temperature and distance.Usually, human body presents three kinds of postures before air-conditioning, i.e. stance, sitting posture, sleeping position, at present when a people, air-conditioning can identify preferably to stance, sitting posture and sleeping position, but when there being two people, when interpersonal distance is at more than 50cm, air-conditioning also can identify more accurately to human body information; When interpersonal distance is at below 50cm, usually there will be the situation of leaking and identifying, namely two people or many people lean on comparatively near (when distance is less than 50cm) time, a people can only be identified.
Summary of the invention
The object of the invention is to solve current air-conditioner can be very easy to when leaning on nearer between men occur leaking the problem identified, providing a kind of air-conditioning system and image processing method of Intelligent Recognition human body quantity.
The present invention solves its technical problem, and the technical scheme of employing is, the air-conditioning system of Intelligent Recognition human body quantity comprises image processing module and infrared imaging module, it is characterized in that,
Described infrared imaging module is used for collecting temperature data, is transferred to image processing module;
Described image processing module is used for the temperature data received to carry out wavelet filtering, then carries out human body information identification to the data after wavelet filtering, obtains quantity information.
Concrete, described infrared imaging module comprises low resolution infrared sensor and the stepper motor of 4*16, and the low resolution infrared sensor of described 4*16 is connected with stepper motor.
Further, described infrared imaging module, when collecting temperature data, is drive the low resolution infrared sensor of connected 4*16 progressively to carry out scanning and data acquisition according to the rotational order of 1 ° ,-1 ° ,-1 ° ,-13 ° by stepper motor.
Concrete, what described wavelet filtering adopted is breathe out youngster's wavelet basis.
The image processing method of Intelligent Recognition human body quantity, is characterized in that, comprise the following steps:
Step 1, carry out temperature data acquisition;
Step 2, to gather temperature data carry out wavelet filtering;
Step 3, human body information identification is carried out to the data after wavelet filtering, obtain quantity information.
Concrete, in step 1, during described temperature data acquisition, adopt the low resolution infrared sensor of 4*16 to gather.
Further, the method for described temperature data acquisition is: adopt stepper motor to drive the low resolution infrared sensor of connected 4*16 progressively to carry out scanning and data acquisition according to the rotational order of 1 ° ,-1 ° ,-1 ° ,-13 °.
Concrete, in step 2, what described wavelet filtering adopted is breathe out youngster's wavelet basis.
The invention has the beneficial effects as follows, in the present invention program, by air-conditioning system and the image processing method of above-mentioned Intelligent Recognition human body quantity, adopt the mode of wavelet filtering, the leakage identification occurred when solving interpersonal close together, further increase the discrimination of air-conditioning, promote Consumer's Experience.
Accompanying drawing explanation
Fig. 1 is the system block diagram of the air-conditioning system of Intelligent Recognition human body quantity of the present invention.
Detailed description of the invention
Below in conjunction with drawings and Examples, describe technical scheme of the present invention in detail.
The air-conditioning system of Intelligent Recognition human body quantity of the present invention is made up of image processing module and infrared imaging module, and its system block diagram is see Fig. 1, and wherein, infrared imaging module is used for collecting temperature data, is transferred to image processing module; Image processing module is used for the temperature data received to carry out wavelet filtering, then carries out human body information identification to the data after wavelet filtering, obtains quantity information.
The image processing method of Intelligent Recognition human body quantity of the present invention is: first carry out temperature data acquisition, then carries out wavelet filtering to the temperature data gathered, and then carries out human body information identification to the data after wavelet filtering, obtains quantity information.
Embodiment
The air-conditioning system of the Intelligent Recognition human body quantity of the embodiment of the present invention is made up of image processing module and infrared imaging module, and its system block diagram is see Fig. 1, and wherein, infrared imaging module is used for collecting temperature data, is transferred to image processing module; Image processing module is used for the temperature data received to carry out wavelet filtering, then carries out human body information identification to the data after wavelet filtering, obtains quantity information.
In this example, infrared imaging module adopts the low resolution infrared sensor of 4*16, also comprise stepper motor, the low resolution infrared sensor of 4*16 is connected with stepper motor, it is advantageous that the infrared camera relative to high-resolution high cost, with low cost, effectively can reduce the holistic cost of air-conditioning system, infrared imaging module, when collecting temperature data, is drive the low resolution infrared sensor of connected 4*16 progressively to carry out scanning and data acquisition according to the rotational order of 1 ° ,-1 ° ,-1 ° ,-13 ° by stepper motor.
Wherein, this example is for ease of data processing and human body information feature extraction, and what wavelet filtering adopted is comparatively simply breathe out youngster's wavelet basis.
During use, comprise the following steps:
Step 1, carry out temperature data acquisition.
In this step, adopt the low resolution infrared sensor of 4*16 to gather during temperature data acquisition, the method for temperature data acquisition is: adopt stepper motor to drive the low resolution infrared sensor of connected 4*16 progressively to carry out scanning and data acquisition according to the rotational order of 1 ° ,-1 ° ,-1 ° ,-13 °.
Step 2, to gather temperature data carry out wavelet filtering.
In this step, for ease of data processing and human body information feature extraction, wavelet filtering can adopt comparatively simply breathes out youngster's wavelet basis.
Step 3, human body information identification is carried out to the data after wavelet filtering, obtain quantity information.
Claims (8)
1. the air-conditioning system of Intelligent Recognition human body quantity, comprises image processing module and infrared imaging module, it is characterized in that,
Described infrared imaging module is used for collecting temperature data, is transferred to image processing module;
Described image processing module is used for the temperature data received to carry out wavelet filtering, then carries out human body information identification to the data after wavelet filtering, obtains quantity information.
2. the air-conditioning system of Intelligent Recognition human body quantity as claimed in claim 1, it is characterized in that, described infrared imaging module comprises low resolution infrared sensor and the stepper motor of 4*16, and the low resolution infrared sensor of described 4*16 is connected with stepper motor.
3. the air-conditioning system of Intelligent Recognition human body quantity as claimed in claim 2, it is characterized in that, described infrared imaging module, when collecting temperature data, is drive the low resolution infrared sensor of connected 4*16 progressively to carry out scanning and data acquisition according to the rotational order of 1 ° ,-1 ° ,-1 ° ,-13 ° by stepper motor.
4. the air-conditioning system of the Intelligent Recognition human body quantity as described in claim 1 or 2 or 3, is characterized in that, what described wavelet filtering adopted is breathe out youngster's wavelet basis.
5. the image processing method of Intelligent Recognition human body quantity, is characterized in that, comprises the following steps:
Step 1, carry out temperature data acquisition;
Step 2, to gather temperature data carry out wavelet filtering;
Step 3, human body information identification is carried out to the data after wavelet filtering, obtain quantity information.
6. the image processing method of Intelligent Recognition human body quantity as claimed in claim 5, is characterized in that, in step 1, adopts the low resolution infrared sensor of 4*16 to gather during described temperature data acquisition.
7. the image processing method of Intelligent Recognition human body quantity as claimed in claim 6, it is characterized in that, the method for described temperature data acquisition is: adopt stepper motor to drive the low resolution infrared sensor of connected 4*16 progressively to carry out scanning and data acquisition according to the rotational order of 1 ° ,-1 ° ,-1 ° ,-13 °.
8. the image processing method of the Intelligent Recognition human body quantity as described in claim 5 or 6 or 7, is characterized in that, in step 2, what described wavelet filtering adopted is breathe out youngster's wavelet basis.
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Cited By (4)
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CN110579007A (en) * | 2019-09-29 | 2019-12-17 | 宁波奥克斯电气股份有限公司 | Air conditioner air speed control method and device and air conditioner |
CN110966716A (en) * | 2019-11-12 | 2020-04-07 | 珠海格力电器股份有限公司 | Thermal imaging precise constant-temperature air conditioner for indoor blood animal culture and control method |
CN112032987A (en) * | 2020-07-28 | 2020-12-04 | 四川虹美智能科技有限公司 | Air conditioner control method and device based on infrared human body tracking |
CN113464997A (en) * | 2020-04-24 | 2021-10-01 | 海信集团有限公司 | Range hood and control method and device |
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CN112032987A (en) * | 2020-07-28 | 2020-12-04 | 四川虹美智能科技有限公司 | Air conditioner control method and device based on infrared human body tracking |
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