CN101504168B - Air conditioner and its control method - Google Patents
Air conditioner and its control method Download PDFInfo
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- CN101504168B CN101504168B CN2008101112901A CN200810111290A CN101504168B CN 101504168 B CN101504168 B CN 101504168B CN 2008101112901 A CN2008101112901 A CN 2008101112901A CN 200810111290 A CN200810111290 A CN 200810111290A CN 101504168 B CN101504168 B CN 101504168B
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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
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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
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
- F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
- F24F11/77—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity by controlling the speed of ventilators
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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
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
- F24F11/79—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling the direction of the supplied air
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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
- F24F11/89—Arrangement or mounting of control or safety devices
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J5/00—Radiation pyrometry, e.g. infrared or optical thermometry
- G01J5/0022—Radiation pyrometry, e.g. infrared or optical thermometry for sensing the radiation of moving bodies
- G01J5/0025—Living bodies
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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
- F24F2120/00—Control inputs relating to users or occupants
- F24F2120/10—Occupancy
- F24F2120/12—Position of occupants
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
Abstract
The invention relates to an air conditioner and a controlling method thereof. The air conditioner detects indoor person and judges position of the indoor person through two dimension image data shot by a camera device of the air conditioner, simplifies complicated image treatment process, reduces cost, can correctly judge position of indoor person, and provides comfortable environment for indoor person by utilizing the information, thereby having effect of improving satisfaction.
Description
Technical field
The present invention relates to air conditioner and control method thereof, relate in particular to the image data that camera head that a kind of utilization passes through to be possessed photographs, come people in the sensing chamber and judge its position and air conditioner and the control method thereof controlled.
Background technology
Air conditioner to indoor discharge cold and heat air, is regulated indoor temperature in order to build comfortable indoor environment, purifies the air of a room, thereby provides more comfortable indoor environment to the mankind.Usually air conditioner comprises with heat exchanger and constitutes and be arranged on indoor indoor set and constituted and provided to indoor set the off-premises station of cold-producing medium by compressor and heat exchanger etc.
This air conditioner can be divided into following several types: the divergence type air conditioner that indoor set separates with off-premises station; Indoor set and off-premises station are combined into the integrated air conditioner of a device; Be installed on hanging air conditioner and picture-frame type air conditioner on the wall; Be erected in the slender type air conditioner in parlor; Constitute and be suitable for the stand-alone type air conditioner in the less space as family with the capacity that can drive an indoor set; Be suitable for the big-and-middle-sized air conditioner with the larger capacity formation in company or restaurant; The multiple-connecting air conditioner that constitutes with the capacity of many indoor sets of enough drivings etc.
Recently, propose to be equipped with the device of filmed image about air conditioner, confirmed the indoor people of having whether scheme, but by whether merely judging the indoor people of having, therefore can only realize the simple control of the action of switch indoor set, allow the user aspect that feels comfortably cool that limitation is arranged.
And,, need possess a plurality of camera heads utilize under the situation of judging indoor people of a plurality of camera heads three-dimensionally, therefore manufacturing expense increases, and need to handle the processor of 3-dimensional image, so load increases, and has the problem of people in the sensing chamber apace.
Summary of the invention
The object of the present invention is to provide a kind of air conditioner and control method thereof, it utilizes an image data that camera head photographs that is possessed, whether people's existence in the sensing chamber, and then judge indoor people's position, thereby the workload of minimizing expense and process image data, can judge the residing tram of indoor people, carry out comfortable control so that the user feels comfortably cool.
In addition, another object of the present invention is to provide a kind of air conditioner and control method thereof, and it utilizes the range determination sensor, and people's position in the sensing chamber more correctly.
The invention provides a kind of air conditioner, it comprises: image pickup part, and it comprises camera head, to take indoor image; Position judgment portion, it analyzes the image data that is photographed by above-mentioned camera head, and sensing chamber in people's existence whether, and extraction is calculated the position of the indoor people in the actual room area about the coordinate of above-mentioned indoor people's imagery zone corresponding to above-mentioned coordinate; Data portion, it stores and is used for the reference data that compares with image data from the input of above-mentioned position judgment portion and comprises the coordinate data that is used for calculating from above-mentioned coordinate the scaled value of physical location; Control part, it is corresponding to the positional information from the additional above-mentioned indoor people of above-mentioned position judgment portion, and the running of at least one is set among change and control design temperature, wind direction, the wind speed.
And, the invention provides a kind of control method of air conditioner, it comprises: the camera head that passes through to be possessed is taken the step of indoor image; Analyze the existence whether step of people in image data and the sensing chamber; Under the situation that indoor people exists, from above-mentioned image data, extract coordinate, and calculate step about the positional information of above-mentioned coordinate about above-mentioned indoor people's imagery zone; Corresponding to above-mentioned positional information, the step that the running of at least one is set among change setting temperature, wind direction, the wind speed.
What constitute as mentioned above has following advantage according to air conditioner of the present invention and control method thereof, that is: be convenient to grasp indoor people's position, direction and distance etc. by image that photographs and the data that obtain by the range determination sensor; Image pickup part and range determination portion rotatably constitute, thus make to measure apart from the time can determine more correct data.
And, the present invention has following effect, that is: whether the existence that utilizes people in the image data sensing chamber photograph and detects its position, so reduces manufacturing expense, and the image processing simplification that becomes, the corresponding work amount reduces thus, and by the correct position probing to indoor people, people's efficient improves thereupon in the sensing chamber, and more comfortable indoor environment is provided in view of the above indoor people, therefore improves user's satisfaction greatly.
Description of drawings
Fig. 1 and Fig. 2 are the stereograms of air conditioner according to an embodiment of the invention.
Fig. 3 represents the block diagram of body formation according to an embodiment of the invention.
Fig. 4 represents the illustration figure of the image pickup scope of air conditioner according to an embodiment of the invention.
Fig. 5 represents that the image that utilizes of air conditioner is judged the illustration figure of the example of position according to an embodiment of the invention.
Fig. 6 is a block diagram of representing the formation of air conditioner according to another embodiment of the present invention.
Fig. 7 represents the image pickup part of air conditioner according to another embodiment of the present invention and the stereogram of Distnace determination device.
Fig. 8 is the illustration figure that passes through people's example in image pickup part and the Distnace determination device sensing chamber that represents air conditioner according to another embodiment of the present invention
Fig. 9 and Figure 10 be expression according to air conditioner of the present invention according to people in the sensing chamber and judge the flow chart of the control method of position.
The specific embodiment
With reference to accompanying drawing, illustrate according to embodiments of the invention as follows.
Fig. 1 represents the pie graph of the formation of air conditioner according to an embodiment of the invention.
Fig. 1 represents the stereogram of air-conditioner operation halted state according to an embodiment of the invention; Fig. 2 is another embodiment of air conditioner according to an embodiment of the invention, is the stereogram of its duty of expression.
Air conditioner of the present invention, going for body 2 is any of vertical air conditioner or wall-hung type air conditioner or ceiling formula air conditioner etc., but for the ease of narration, carries out the following description as an example with vertical air conditioner.
As depicted in figs. 1 and 2, body 2 is formed with air suction inlet 4,6 in its underpart, and is formed with air outlet 8,10 at an upper portion thereof, and has following stream, promptly after sucking air by air suction inlet 4,6 and portion regulates, discharge air within it by air outlet 8,10.
In addition, comprise: produce air-supply power, so that indoor air is drawn into the inside of body 2 and the indoor fan (not shown) of discharging to the outside of body 2 in the inside of body 2; The indoor heat converter (not shown) that air that indoor fan is transported and cold-producing medium carry out heat exchange.
And, being provided with blade 22,26 at body 2, at least one also guided air among it opened and closed air suction inlet 4,6 and air outlet 8,10.Among the following description, blade 22,26 opens and closes air suction inlet 4,6 and air outlet 8,10 simultaneously together, and to suction air and the equal channeling conduct of discharge air, and form more longways along the vertical direction on the whole.
And body 2 comprises base 12, casing 20, bottom and upper panel (not shown).Base 12 forms the front face outward appearance of body 2, and support machine casing 20 and lower panel etc.Casing 20 forms the back quadrate part outward appearance of body 2, and is arranged at the back quadrate part upside of base 12.
Lower panel is by the left side lower panel (not shown) that is formed with left side air suction inlet 4 and be formed with lower right side panel (not shown) formation of right side air suction inlet 6.The bottom anterior position that the left side lower panel is arranged at casing 20 is the top, front part left side of base 12, and left side air suction inlet 4 forms or forms along the place ahead, left side direction opening along the left and right directions opening.
The bottom anterior position that the lower right side panel is arranged at casing 20 is the top, front part right side of base 12, and right side air suction inlet 8 forms or forms along the place ahead, right side direction opening along the left and right directions opening.
Upper panel is arranged at the top, the place ahead of casing 20, is formed with left side air outlet 8 at left side discharge portion (not shown) upper edge left and right directions or along the place ahead, left side direction opening.At this, the left side discharge portion is recessed to form to the interior side direction of body 2, so that when left side blade 22 is closed, the left side wind direction adjusting portion 24 that possesses highlightedly on left side blade 22 is inserted into wherein is received.
And upper panel is formed with right side discharge portion (not shown), is formed with right side air outlet 10 at right side discharge portion upper edge left and right directions or along the place ahead, right side direction opening.At this, the right side discharge portion is recessed to form to the interior side direction of body 2, so that when the right side blade is closed, the three o'clock wind that possesses highlightedly on right side blade 26 is inserted into wherein to adjusting portion 28 is received.
And front panel 30 is the place ahead that the center rotatably is connected body 2 with axle among left and right.
At this moment, as (a) of Fig. 1 and (b), the side among the upper and lower, left and right of panel 30, the central portion can possess the image pickup part of taking indoor image in front, and image pickup part comprises at least one camera head.
(a) of Fig. 1 is the situation that is formed with image pickup part on the panel 30 in front and possesses a camera head, and (b) of Fig. 1 is the situation that possesses two camera heads.
First image pickup part 111 or second image pickup part 112 are the central portions that are arranged at front panel 30 as illustrated in fig. 1, and take indoor image.
And as shown in Figure 2, body 2 is formed with the exhaust unit 40 with air outlet 42, and the inside upper part that exhaust unit 40 has at body 2 rises above body 2, and the discharge portion structure that the inboard of direction body 2 descends on body 2.
At this, body 2 has the opening surface that all opens wide along the vertical direction above it, perhaps is formed with in the above the peristome of opening along the vertical direction, and exhaust unit 40 is driven by lifting by the opening surface or the peristome of body 2.
At this moment, on the exhaust unit 40 of body 2, the top of air outlet 42 or bottom, about any side on possess the 3rd image pickup part 113 arranged.The situation that is positioned at the top of air outlet 42 with the 3rd image pickup part 113 illustrates as an example.
And body 2 can possess the input part that inputting user command is arranged and the efferent of display action state.
At this, first, second and third image pickup part the 111,112, the 113rd of Fig. 1 and Fig. 2 has an example of image pickup part, is not limited to accompanying drawing at this number that should be clear that the camera head that position that image pickup part is set and image pickup part are comprised.
Fig. 3 is the block diagram of expression according to the body formation of the air conditioner of one embodiment of the invention.With reference to Fig. 3, air conditioner comprises in the inside of body 2: image pickup part 110, image processing portion 120, input part 160, efferent 170, position judgment portion 130, data portion 140, fan control portion 180, heat exchanger control part 190, wind direction adjusting portion 200, and the control part 150 of control body 2 whole actions.
Store the data of the control data that is used for air-conditioner operation, the picture composition data that passes through efferent 170 outputs, effect sound data and so in the data portion 140, and store the signal of video signal that photographs by image pickup part 110, perhaps the image data of storage conversion temporarily.And, store reference data that monitors according to human body and the coordinate data that is used to understand indoor people position by image data.
Efferent 170 comprises the display unit of exportable literal, data, symbol, image, and represents the operating condition of air conditioner on picture.At this moment, efferent 170 can also comprise loudspeaker or lamp, and according to operating state output alarm sound or effect sound, perhaps lights or extinguishes lamp and come the output action state.
The driving of heat exchanger control part 190 control heat exchangers, so that the cold-producing medium of supplying with evaporation or condensation, and carry out heat exchange with the air of periphery, fan control portion 180 is corresponding to the control command of control part 150, control connection is discharged to the amount of indoor air in indoor fan motor with control.
At this moment, indoor fan is connected with motor, by the revolving force rotation and the generation wind of motor.At this moment, indoor fan is according to the rotating speed of motor, and change is discharged to indoor air capacity, therefore becomes and regulates the device that is discharged to indoor air quantity.Indoor heat converter makes cold-producing medium evaporation or the condensation of being supplied with by off-premises station, and carries out heat exchange with the air of periphery, thereby produces cold or warm air.
And, valve regulation portion comprises a plurality of valves, according to the control command of control part 150, regulates the aperture amount of the valve that is connected with refrigerant piping, regulate the kind and the amount of the cold-producing medium flow into indoor heat converter thus, cold-producing medium is expanded and be fed in the indoor heat converter.
Wind direction adjusting portion 200 is to regulate the device that is discharged to indoor direction of air corresponding to the control command of control part 150, when outlet is opened, along the air of the discharge of direction change up and down.At this moment, wind direction adjusting portion 200 is shown in Figure 2 as the aforementioned, comprises left side wind direction adjusting portion 24, three o'clock wind to adjusting portion 28, and also comprises the upper direction adjusting portion 78 of the exhaust unit 40 on top.
Here, image pickup part 110 is taken the indoor image of two dimension by camera head, and is to be input in the image processing portion 120 with taken signal of video signal.
120 pairs of signal of video signal of being imported of image processing portion are handled and are converted scrutable data-signal to, and generate image data.At this moment, calculate the light quantity and the frame frequency of signal of video signal by signal of video signal.
At this, position judgment portion 130 will be stored in reference data in the data portion 140 and taken image data compares, and judge whether unanimity, detecting imagery zone, and utilize existence that it judges indoor people whether.And position judgment portion 130 extracts the imagery zone that changes by the image data of accumulation, to detect whether existing of indoor people.
At this moment, position judgment portion 130 judges after indoor people's the whether existence with reference to the reference data that is stored in the data portion 140, when indoor people exists, utilizes coordinate data to detect its position.
For example, control part 150 is controlled so that design temperature reduces, wind speed increases when data that input show events amount increases or increases.
Fig. 4 is the illustration figure of the image pickup scope of expression air conditioner of the present invention.
As shown in Figure 4, when possessing image pickup part 110 on the air conditioner body 2, any part or all zone in the room area becomes its image pickup scope C.
At this moment, be positioned under the situation in indoor some zones, can photograph head-to-toe whole body, according to circumstances also may only photograph the part of health according to indoor people's 9 position indoor people 9.At this moment, the distance from the body 2 that possesses image pickup part 110 is y.But the benchmark of adjusting the distance is to become benchmark by the coverage C that image pickup part 110 photographs, so might there be error in its distance.
In view of the above, position judgment portion 130 is according to the bidimensional image data that photograph, analysis is judged as the terminal part of indoor people's imagery zone, promptly at indoor people's imagery zone bottom, the coordinate of central portion, and according to the coordinate data of storing in advance, the conversion coordinate detects indoor people's positional information thus in actual room area.
At this, indoor people's position is judged according to the image data that photographs by position judgment portion 130, therefore as previously mentioned, is the positional information that benchmaring goes out indoor people with camera coverage C.That is the image data that, photographs become reference position bottom according to range determination.But, the coordinate data of being stored comprises about the coordinate of image data and the rate information between the physical location, in calculating for the actual position information of each coordinate, owing to store the data of considering camera coverage as described above, therefore can dwindle the error that produces because of the zone that is not taken.
Fig. 5 is that the image that utilizes of expression air conditioner of the present invention is judged the illustration figure of the example of position.
As shown in Figure 5, if take room area by image pickup part 110, then position judgment portion 130 analyzes the image data of importing by image processing portion 120, and whether people's existence in the sensing chamber, and detect its position.
(a) of Fig. 5 is first image data of taking under the non-existent situation of indoor people, and (b) of Fig. 5 is by second image data under the situation of the position judgment portion indoor people of 130 judgements position.And Fig. 5 (c) is the 3rd image data of taking under the situation of indoor people's existence, and the d of Fig. 5 is by the 4th image data under the situation of the position judgment portion indoor people of 130 judgements position.
Shown in Fig. 5 (a), photograph under the situation of indoor image, position judgment portion 130 is in order to judge whether existence reaches position probing, and carries out image processing and analysis shown in Fig. 5 (b).At this moment, therefore position judgment portion 130 will append to control part 150 about the data of people in the sensing chamber not because indoor people does not exist.
And, shown in Fig. 5 (c), photograph under the situation of indoor image, position judgment portion 130 is by comparing with reference data etc., detect indoor people's existence, and shown in Fig. 5 (d), handle image, and, extract the coordinate of central portion bottom for the object that is estimated to be indoor people.At this moment, and if will be made as for the coordinate of indoor people's imagery zone (X, Y), then Y represents the distance till the indoor shadow picture of arriving bottom of the image data zone, X represents the position, the left and right sides in the room area.That is, left and right directions or angle are judged by the X coordinate by position judgment portion 130, and by Y coordinate judging distance.
For example, Y is that actual range z is 1m under 1 the situation, and Y is that actual range z is 2.5m under 2 the situation, and Y is that actual range z is 4.5m under 3 the situation, and so coordinate data comprises the scaled value with respect to the actual room area position of coordinate figure.And coordinate data is represented its position according to the position of its reference axis, and promptly X is to be central portion under 0 the situation, is the right side under the situation of X for+value, under the situation of-value be on the left of; Be the leftmost side under 0 the situation perhaps, numerical value is big more,, so represents its position more on the right side.In view of the above, if X is 1, represent 1m when then physical location w is benchmark with the leftmost side of room area; If X is 2, then w is 1.7m, so comprises its scaled value.At this, coordinate data is preferably the degreeof tortuosity of considering with image pickup part 110 lens, sets the position scaled value for actual room area.
As mentioned above, position judgment portion 130 is judging that from the image data that photographs indoor people is positioned under the situation on the coordinate of (2,1), with its information of being processed into that converts for actual room area, calculating indoor people is positioned at from benchmark (1.7m, positional information 1m), and append to control part 150.
Fig. 6 is a block diagram of representing the formation of air conditioner according to another embodiment of the present invention.
Second embodiment of air conditioner body 2 comprises: the control part 150 of the whole action of image pickup part 110, image processing portion 120, input part 160, efferent 170, position judgment portion 130, data portion 140, fan control portion 180, heat exchanger control part 190, wind direction adjusting portion 200 and control body 2.
And body 2 has a camera head on image pickup part 110, can also comprise other range determination portion 210.And body 2 can also comprise the rotating part 220 of rotation image pickup part and range determination portion 210.
Among second embodiment of body 2 for the identical formation of aforesaid first embodiment, used identical title and identical symbol, so omit explanation in the following description to it.
According to second embodiment, body 2 is equipped with image pickup part 110 and range determination portion 210 on the top of exhaust unit 40.At this moment, image pickup part 110 and range determination portion 210 comprise camera head and range determination detecting means 210, and camera head is taken off-the-air picture at interval with certain hour in air-conditioner operation.And range determination portion 210 embodies with any one form in ultrasonic sensor and the infrared ray sensor, and sends signal and receive the signal that is reflected as target with indoor people.
At this moment, image pickup part 110 and range determination portion 210 are separated into first main body 115 and second main body 116, and are connected in rotating shaft 117.At this moment, image pickup part 110 and range determination portion 210 possess on main body 115, and can be that benchmark rotates to the left and right with the rotating shaft 116 of rotating part 220.
Though is embodiment with this image pickup part 110 and range determination portion 210 with the top that is formed on exhaust unit 40, is not limited thereto, and also can be formed on other parts of body.
At this, the scope of 110 pairs of regulations of image pickup part is taken with interior image, and control part 150 is changed and be sent to the image that photographs by image processing portion 120.At this moment, image pickup part 110 is different from aforesaid embodiment, and it comprises a camera head.
And range determination portion 210 is as the sensor of measuring distance between bodies 2 and the indoor people, can be suitable for any one of sensor that is used to measure distance as ultrasonic sensor and infrared ray sensor etc.
And position judgment portion 130 is corresponding to detected indoor people's position, the distance till measuring from body 2 to indoor people.At this moment, control part 150 sends the control command according to detected indoor people's direction rotary distance determination part 210 directions, and appends in the rotating part 220.
At this moment, if image pickup part 110 and range determination portion 210 be according to the control command of the control part 150 angular transition direction with regulation, then range determination portion 210 sends signal to indoor people, and receives the signal by indoor people's reflection, appends in the control part 150.
At this, control part 150 is analyzed by range determination portion 210 additional signals, the distance between mensuration and the indoor people.That is, control part 150 can utilize and be sent behind the signal by range determination portion 210 time that is spent till be received etc., calculate and indoor people between distance.
Certainly, control part 150 sent control signal so that make the direction rotation after the signal that sends by range determination portion 210 is received before sending image pickup part 110 and range determination portion 210 control signal with the predetermined angular rotation.
At this moment, control part 150 is with specific time interval constantly people's direction and distance in the inspection chamber.
In addition, control part 150 comes control action according to the positional information of being measured by image pickup part 110 and range determination portion 210 as indoor people's direction and distance and so on.That is, according to the residing direction of indoor people, the action of control wind direction adjusting portion, and according to the residing distance of indoor people, the action of control valve adjusting portion.At this moment, the information of acquisition can be stored in the data portion 140, and control part 150 is according to the setting that is stored in the air conditioner in the data portion 140, and the control air conditioning is moved.
Fig. 7 represents the image pickup part of air conditioner according to another embodiment of the present invention and the stereogram of Distnace determination device.
Fig. 7 is the reference diagram that is used to illustrate according to the formation of the image pickup part of one embodiment of the invention and range determination portion.
With reference to Fig. 7, include main body 115 and possess rotating shaft 116 and motor and make the rotating part 220 of rotating shaft rotation.At this moment, main body 115 comprises image pickup part 110 and range determination portion 210.
At this, image pickup part 110 is taken prescribed limit with interior image with specific time interval, and the image that photographs is sent to control part 150.At this moment, can possess infrared filter etc. on the lens outside of image pickup part 110,, and can obtain perfect image in view of the above so that make its position that in night or dark, also can confirm indoor people.
And range determination portion 210 comprises ultrasonic sensor and infrared ray sensor etc. as the sensor of measuring distance between body 2 and the indoor people.At this moment, range determination portion 210 possesses one or more than one range determination sensor.
The motor of rotating part 220 is according to the control signal of being sent by control part 150, and the angle of rotation regulation is so that main body 115 angular transition direction according to the rules.
Fig. 8 is the illustration figure that passes through people's example in image pickup part and the Distnace determination device sensing chamber that represents air conditioner according to another embodiment of the present invention.
Fig. 8 is the reference diagram that is used to illustrate according to the air conditioner action of one embodiment of the invention.(a) of Fig. 8 be expression by camera to the illustration figure of image, be the illustration figure of expression (b) and (c) by the action of the interior people's distance of range determination portion 210 measuring cells.
At first, with reference to (a) of Fig. 8, if image pickup part 110 is taken as image (a), the image that photograph this moment is affixed to control part 150, then control part 150 is analyzed the image that photographs by image pickup part 110, detects the subject " A " and " B " that are included in the image.At this moment, measure the direction of detected subject " A " and " B ".That is, measure the front that " A " is positioned at image pickup part 110, " B " is positioned on the direction of correspondingly rotating " θ " to the right.
And control part 150 shown in Fig. 8 (c), is controlled at the rotary work of the motor that possesses on second main body 116, makes the main body 115 of winning correspondingly rotate " θ ".After first main body 115 was correspondingly rotated " θ ", range determination portion 210 promptly sent signal to indoor people to subject " B ", and reception appends to control part 150 by the signal of subject " B " reflection.At this moment, control part 150 utilizes by range determination portion 210 additional signals, calculates the distance L 2 between the subject " B ".
Thereby control part 150 is judged " A " and is positioned at forwards on the position of " L1 ", and " B " is located on the direction that the place ahead rotates " θ " to the right on the position of " L2 ".At this moment, control part 150 compares the image that photographs with specific time interval and detects " B " is indoor people, and, indoor people's " B " air mediation is moved with realization according to the action that indoor people's direction and range information are controlled wind direction adjusting portion and valve regulation portion etc.
Action situation according to the one embodiment of the invention that constitute as described above is as follows.Fig. 9 and Figure 10 are the flow chart of expression according to the control method of the indoor people detection of air conditioner of the present invention and position judgment.
Fig. 9 is the flow chart of expression according to the control method of the indoor people detection of air conditioner of the present invention and position judgment.As shown in Figure 9, if taken indoor image (S310) by image pickup part 110, the image that then photographs is imported into image processing portion 120. and is converted to scrutable data-signal, and generates image data.
The image data that position judgment portion 130 will be photographed by image pickup part 110 with compare and the existence that detects indoor people whether (S320) with the image data of time sequencing input or with reference data.
At this moment, position judgment portion 130 will compare as reference data and the image data that is transfused to for the image data of the non-existent room area of indoor people, by detecting inconsistent imagery zone, and people in the sensing chamber, perhaps compare image data, and detect indoor people according to the order of being imported.
Under the non-existent situation of indoor people, will append to control part 150 about the data that do not detect indoor people.At this moment, control part 150 can be controlled according to setting, so that be converted to air supply pattern or stop action.
And, detecting under indoor people's the situation, position judgment portion 130 measures and detects the coordinate bottom (S330) of the imagery zone that is estimated to be human body in image data, utilize the coordinate data of storage in advance, calculate according to the physical location in the room area of detected coordinate, and judge indoor people's position (S340, S350).
At this moment, control part 150 changes and controls running settings such as design temperature, wind direction, wind speed according to indoor people's position.At this moment, control part 150 comes change setting with reference to the comfort level index.
Therefore according in air conditioner of the present invention and the control method thereof, detect indoor people by the image data that photographs by a camera head, calculate this indoor people's coordinate and calculate positional information in the actual room area, judge indoor people's position with this, and carry out comfortable control for respective regions.
Figure 10 represents the flow chart of air conditioner motion flow according to an embodiment of the invention.With reference to Figure 10, when indoor set work (opening) (S400), 110 actions of control part 150 control image pickup parts, and take the image (S410) in regulation zone by image pickup part 110.At this moment, image pickup part 110 is sent to control part 150 with the image that photographs, and control part 150 is the direction (S420) of kinetoplast according to the object that the image detection that photographs goes out activity.
On the other hand, control part 150 is if detect the direction of kinetoplast in the image of taking by image pickup part 110, then send first control signal, so that, thereby make range determination portion 210 and kinetoplast be in the position of mutual correspondence (S430) according to detected direction rotation image pickup part 110 and range determination portion 210.
At this moment, control part 150 sends second control signal of command range determination part 210 actions, and make the signal of regulation send by range determination portion 210, the signal that is issued is reflected by kinetoplast and is received once more by range determination portion 210, and range determination portion 210 appends to control part 150 (S440) with the signal that receives.150 pairs of images that add by range determination portion 210 of control part are analyzed, and measure the distance (S450) between the kinetoplast.
And control part 150 bases are sent the 3rd control signal of control drive division 130 actions by the direction and the distance of the kinetoplast of image pickup part 110 and range determination portion 210 mensuration, thereby carry out the air mediation action (S460) to kinetoplast.
At this, " S410 " then carries out repeatedly to the short of other the finish command of the process of " S460 ", when the finish command by additional hours (S470), make indoor set stop the action (S480).
As mentioned above, though with reference to description of drawings according to air conditioner of the present invention and control method thereof, but this is illustration only, is interpreted as so long as possess the personnel of the common knowledge in present technique field and just can implement with other various deformation and the embodiment that is equal to.Embodiment that the present invention is not limited to put down in writing on this specification and accompanying drawing, and be applied with interior in the scope that technological thought is protected.
Claims (14)
1. an air conditioner is characterized in that, comprising:
Image pickup part, it comprises camera head, to take indoor image;
Position judgment portion, it analyzes the image data that is photographed by above-mentioned camera head, and sensing chamber in people's existence whether, and extraction is calculated the position of the indoor people in the actual room area about the coordinate of above-mentioned indoor people's imagery zone corresponding to above-mentioned coordinate;
Data portion, it stores and is used for the reference data that compares with image data from the input of above-mentioned position judgment portion and comprises the coordinate data that is used for calculating from above-mentioned coordinate the scaled value of physical location;
Control part, it is corresponding to the positional information from the additional above-mentioned indoor people of above-mentioned position judgment portion, the running of at least one is set among change setting temperature, wind direction, the wind speed, carries out comfortable control to be in harmonious proportion to move by the air at above-mentioned indoor people region.
2. air conditioner according to claim 1, it is characterized in that above-mentioned position judgment portion utilizes above-mentioned coordinate data, is value about actual room area with the coordinate transformation of above-mentioned extraction, and the coordinate that utilize to convert, calculate the positional information in indoor people's the actual room area.
3. air conditioner according to claim 2 is characterized in that, above-mentioned position judgment portion utilizes the coordinate x value of above-mentioned extraction, judges indoor people's left and right directions, and utilizes the y value, determines the distance till the above-mentioned indoor people.
4. air conditioner according to claim 2 is characterized in that,
Above-mentioned position judgment portion with to the image data of the non-existent room area of indoor people as reference data, above-mentioned image data and the said reference data that photograph are compared, and the existence that detects indoor people is whether;
And utilize about above-mentioned indoor people's imagery zone bottom, the coordinate of central portion, calculate above-mentioned indoor people's positional information.
5. air conditioner according to claim 1 is characterized in that, also comprises the range determination portion that is measured to the distance till the above-mentioned indoor people.
6. air conditioner according to claim 5 is characterized in that, also comprises the rotating part that makes the rotation of above-mentioned range determination portion.
7. air conditioner according to claim 5 is characterized in that,
Above-mentioned control part corresponding to by above-mentioned position judgment portion from the above-mentioned indoor people position that above-mentioned image data is calculated, change and control the direction of above-mentioned range determination portion;
Above-mentioned position judgment portion is corresponding to the measured value of above-mentioned range determination portion, calculates the distance till the above-mentioned indoor people.
8. air conditioner according to claim 1 is characterized in that, above-mentioned control part is understood by above-mentioned camera with the image that specific time interval photographs, movable object in the image of being imported to detect, and be judged as indoor people.
9. air conditioner according to claim 5 is characterized in that,
Above-mentioned range determination portion comprises at least one range determination sensor;
Above-mentioned range determination sensor comprises in ultrasonic sensor and the infrared ray sensor any.
10. the comfortable control method of an air conditioner is characterized in that, comprising:
Take the step of indoor image by the camera head that image pickup part possessed;
To above-mentioned camera head take above-mentioned image and the image data that obtains is analyzed and sensing chamber in people's existence whether step;
Under the situation that indoor people exists, from above-mentioned image data, extract coordinate, and calculate step corresponding to the positional information of above-mentioned coordinate about above-mentioned indoor people;
Corresponding to above-mentioned positional information, the running of at least one is set among change setting temperature, wind direction, the wind speed, carries out the step of comfortable control to be in harmonious proportion action by the air at above-mentioned indoor people region.
11. the comfortable control method of air conditioner according to claim 10, it is characterized in that, utilize the coordinate data of storage in advance, is coordinate to actual room area with above-mentioned coordinate transformation, by the coordinate that converts, calculate positional information at above-mentioned indoor people.
12. the comfortable control method of air conditioner according to claim 10 is characterized in that, extract extract in the step of above-mentioned coordinate about above-mentioned indoor people's imagery zone bottom, the coordinate of central portion.
13. the comfortable control method of air conditioner according to claim 10 is characterized in that, calculating after the step of above-mentioned positional information also comprises: corresponding to the direction of above-mentioned indoor people present position, with the step of predetermined angular rotary distance determination part; The signal that deciphering is received by above-mentioned range determination portion, with measure and above-mentioned indoor people between the step of distance.
14. the comfortable control method of air conditioner according to claim 12 is characterized in that,
Also comprise with by above-mentioned camera head with the certain hour interval shooting to the step that compares of image data;
According to the comparative result of the above-mentioned image data that photographs, the detected activity object is judged above-mentioned indoor people with this.
Applications Claiming Priority (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020080011217 | 2008-02-04 | ||
| KR10-2008-0011217 | 2008-02-04 | ||
| KR1020080011217A KR20090085368A (en) | 2008-02-04 | 2008-02-04 | Air conditioner and controlling method thereof |
| KR1020080012758A KR20090087364A (en) | 2008-02-12 | 2008-02-12 | Air conditioner and controlling method thereof |
| KR10-2008-0012758 | 2008-02-12 | ||
| KR1020080012758 | 2008-02-12 |
Publications (2)
| Publication Number | Publication Date |
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| CN101504168A CN101504168A (en) | 2009-08-12 |
| CN101504168B true CN101504168B (en) | 2011-09-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2008101112901A Expired - Fee Related CN101504168B (en) | 2008-02-04 | 2008-06-13 | Air conditioner and its control method |
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| Country | Link |
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| KR (1) | KR20090085368A (en) |
| CN (1) | CN101504168B (en) |
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| KR20110103235A (en) * | 2010-03-12 | 2011-09-20 | 삼성전자주식회사 | Air conditioner and control method thereof |
| JP5309102B2 (en) * | 2010-09-06 | 2013-10-09 | 日立アプライアンス株式会社 | Air conditioner |
| CN103277869B (en) * | 2013-04-22 | 2016-12-28 | 清华大学 | The intelligent air condition method of adjustment cognitive based on indoor scene video flowing and device |
| CN104033998A (en) * | 2014-05-27 | 2014-09-10 | 四川长虹电器股份有限公司 | Air conditioner control system |
| JP2016038183A (en) * | 2014-08-11 | 2016-03-22 | 日立アプライアンス株式会社 | Air conditioner and air conditioning operation control method |
| CN104251538B (en) * | 2014-09-12 | 2017-10-03 | 广东美的制冷设备有限公司 | Air conditioner and its control method and control device |
| CN104251539B (en) * | 2014-09-12 | 2017-02-15 | 广东美的制冷设备有限公司 | Air conditioner and control method and control device thereof |
| CN104329772B (en) * | 2014-10-22 | 2017-10-13 | 珠海格力电器股份有限公司 | The control method of air conditioner and air conditioner |
| CN106091232A (en) * | 2016-05-31 | 2016-11-09 | 珠海格力电器股份有限公司 | A kind of wind speed control method for air-conditioning, device and air conditioning system |
| CN106091263A (en) * | 2016-06-17 | 2016-11-09 | 珠海格力电器股份有限公司 | A kind of air-conditioning and air conditioning control method |
| CN106352506A (en) * | 2016-10-31 | 2017-01-25 | 广东美的制冷设备有限公司 | Air conditioner and automatic control method thereof |
| JP7021428B2 (en) * | 2017-05-15 | 2022-02-17 | ダイキン工業株式会社 | Product information generation system |
| CN107178881A (en) * | 2017-07-10 | 2017-09-19 | 绵阳美菱软件技术有限公司 | A kind of intelligent air condition, operation of air conditioner method and air-conditioner control system |
| CN107860096A (en) * | 2017-09-20 | 2018-03-30 | 珠海格力电器股份有限公司 | A kind of air supply velocity determines method, apparatus, storage medium and air-conditioning |
| CN108030980B (en) * | 2017-12-06 | 2020-11-24 | 泉州市如万电子商务有限公司 | Humidifier with nasal cavity humidification function |
| KR102127511B1 (en) * | 2018-03-07 | 2020-06-26 | 엘지전자 주식회사 | Air conditioner |
| CN109028515A (en) * | 2018-07-23 | 2018-12-18 | 广东美的制冷设备有限公司 | Control method, air conditioner and the storage medium of air conditioner |
| KR102156103B1 (en) * | 2018-12-07 | 2020-09-15 | 호남대학교 산학협력단 | Air purifier with air flow control function |
| WO2019151846A2 (en) * | 2019-03-20 | 2019-08-08 | 엘지전자 주식회사 | Air purifier |
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| CN101504168A (en) | 2009-08-12 |
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