CN108931036A - A kind of auditory localization control air-conditioner wind keeps away the method and air conditioner of people - Google Patents
A kind of auditory localization control air-conditioner wind keeps away the method and air conditioner of people Download PDFInfo
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Abstract
The present invention proposes that a kind of auditory localization control air-conditioner wind keeps away the method and air conditioner of people, including sound detection sensor module, detects intensity of sound, and position to sound source position；Microprocessor controls drive module according to auditory localization information；Drive module is controlled, air-conditioner air outlet device is driven, air outlet position is adjusted, so that air-conditioner air outlet avoids Sounnd source direction.The present invention need to only acquire the i.e. controllable air-conditioning pendulum wind angle of sound source position signal, simple and effective；Sound source information acquisition breaches the limitations requirement such as object space position and visual field, and acquisition information is more rapidly and reliably.
Description
Technical field
The present invention relates to air-conditioning technical fields, and in particular to a kind of auditory localization control air-conditioner wind keeps away the method and air-conditioning of people
Device.
Background technique
To guarantee cooling, heating effect, the wind guide strip of air conditioner is traditionally arranged to be maximum outlet air state, will directly blow to use
Family zone of action causes user that can significantly experience wind and blows against body, when room temperature reaches preset temperature fastly, if
Outlet air is also blown against user always, then may feel that uncomfortable, and especially old man or child can experience supercooling or overheat is even raw
Disease.
In recent years, with the continuous development of air-conditioning, requirement of the user to air conditioning comfortableness is higher and higher, and wind is ground in terms of keeping away people
Study carefully also more and more.
That mentions in presently relevant technical documentation keeps away people's information collection mode about wind and has：Radar, image recognition, infrared inspection
Survey, be remotely controlled signaling etc., there are the limitations such as spatial position, visual field for these information collection modes, keep away people's effect meeting to air conditioner blowing
There are some maloperations or useless operation, to influence the experience of user.
Summary of the invention
In view of the above technical problems, the present invention proposes that a kind of auditory localization control air-conditioner wind keeps away the method and air conditioner of people,
By acquiring sound-source signal, it can judge user location, the limitation of spatial position and the visual field be broken through, so that air-conditioner wind keeps away people's function
It is simpler reliable.
The technical proposal of the invention is realized in this way：
A kind of method that auditory localization control air-conditioner wind keeps away people, including
Step 1：Sound detection sensor module detects intensity of sound, when intensity of sound is greater than preset threshold, acquisition sound
Source information enters step 2；If intensity of sound is not more than preset threshold, microprocessor does not control drive module adjustment air-conditioning and goes out
Wind state；
Step 2：Microprocessor positions sound source position according to the sound source information, according to auditory localization information
Control drive module；
Step 3：Drive module is controlled, air-conditioner air outlet device is driven, air outlet angle is adjusted, so that air-conditioning goes out
Wind avoids Sounnd source direction.
When the intensity of sound signal that sound detection sensor module detects is higher than preset threshold, sound detection sensor
Module exports a high level signal to microprocessor；When the intensity of sound signal that sound detection sensor module detects is not high
When threshold value, sound detection sensor module exports a low level signal to microprocessor.
The preset threshold is adjustable value.
The sound detection sensor module includes the different sound detection sensor in multiple positions, and microprocessor passes through sound
Sound signal is transmitted to the different time of multiple sound detection sensors, and sound source coordinate is calculated using microprocessor, obtains sound source
Coordinate information.
Multiple groups time value is obtained using multiple sensors, has just obtained multiple space curved surfaces, sound source position is at these
The intersection point of curved surface.
A kind of method that auditory localization control air-conditioner wind keeps away people, it is characterised in that：Including
Sound detection sensor module, for detecting intensity of sound signal and making feedback；
Sound source locating device, for judging or determining sound source position information；
Microprocessor, according to the information that sound detection sensor module and sound source locating device detect, to sound source position
It is positioned；
Drive module is controlled, air-conditioner air outlet device is driven, air outlet angle is adjusted, so that air-conditioner air outlet is avoided
Sounnd source direction.
Preset sound intensity threshold is set in the control system for air conditioner, is received when sound detection sensor module
When intensity of sound signal is higher than preset threshold, sound source locating device is by sound detection sensor module or microprocessor according to sound
The information that source positioning device receives positions sound source position；When the intensity of sound that sound detection sensor module detects
When signal is not higher than preset threshold, air conditioner continues normal use, is not adjusted to air outlet.
The auditory localization step includes sound-source signal intensity detection step and sound source location information step, when detection sound
The sound detection sensor module of intensity when detecting that intensity of sound is greater than the preset threshold of default, just starts auditory localization dress
It sets, implements auditory localization information Step, the voice signal received is passed to microprocessor by sound source locating device, and then is judged
Or calculate sound source position.
When the intensity of sound signal that sound detection sensor module detects is greater than preset threshold, starting auditory localization dress
It sets, sound source locating device is when subsequent duration t Δ is inscribed and is received in compliance with the information of intensity of sound signal, microprocessor meeting
According to the sound-source signal judgement received in t delta time or sound source position is calculated, then air-conditioner air outlet can just be adjusted
It is whole.
A kind of air-conditioning keeps away the air-conditioning of the method for people comprising above-mentioned auditory localization control air-conditioner wind.
The present invention has following technological merit：
1, the i.e. controllable air-conditioning pendulum wind angle of sound source position signal need to be only acquired, it is simple and effective.
2, sound source information acquisition breaches the limitations requirement such as object space position and visual field, and acquisition information is more rapidly and can
It leans on.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the control method schematic diagram that a kind of auditory localization of the present invention controls that air-conditioner wind keeps away the method for people；
Fig. 2 is the control flow schematic diagram that a kind of auditory localization of the present invention controls that air-conditioner wind keeps away the method for people；
Fig. 3 is second of control flow signal that a kind of auditory localization of the present invention controls that air-conditioner wind keeps away the method for people
Figure；
Fig. 4 is the third control flow signal that a kind of auditory localization of the present invention controls that air-conditioner wind keeps away the method for people
Figure；
Fig. 5 is second control method signal that a kind of auditory localization of the present invention controls that air-conditioner wind keeps away the method for people
Figure；
Fig. 6 is the schematic block diagram of the air supply device of air-conditioning described in an embodiment of the present invention；
Fig. 7 is the schematic block diagram of the air supply device of air-conditioning described in another embodiment of the present invention；
Fig. 8 is the schematic diagram that heretofore described statistics calculates sound source position.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under that premise of not paying creative labor
Embodiment shall fall within the protection scope of the present invention.
Embodiment 1, one embodiment of first aspect present invention disclose a kind of auditory localization control air-conditioner wind and keep away people's
Sound detection sensor module is arranged on the air-conditioning for method, and sound detection sensor module is configured as detection intensity of sound,
The voice signal that sound detection sensor module will test is transmitted to microprocessor, and default sound is arranged in control system for air conditioner
Sound intensity threshold can be set on the microprocessor, when the intensity of sound signal that microprocessor receives is higher than preset threshold,
Microprocessor positions sound source by sound detection sensor module or auditory localization module, and microprocessor obtains sound source position
By control drive module after confidence breath, air-conditioner air outlet is adjusted, so that Sounnd source direction is avoided in air-conditioner air outlet direction, to reach
User position is judged to by sound Sources Detection, to control the purpose that air-conditioner wind keeps away people's function, works as sound detection sensor
When the intensity of sound signal that module detects is not higher than preset threshold, air conditioner continues normal use, does not adjust to air outlet
It is whole.
Preferably, as some embodiments of the present invention, when the intensity of sound letter that sound detection sensor module detects
Number be higher than preset threshold when, sound detection sensor module export a high level signal；When sound detection sensor module is examined
When the intensity of sound signal measured is less than or equal to preset threshold, sound detection sensor module exports a low level signal,
The information for the level signal that microprocessor is exported by sound detection sensor module, which starts or do not start, carries out sound source position
Positioning, the setting disclose the starting method that a kind of pair of sound source position is positioned, further ensure through sound source information to sky
Recall the reliability that air port is adjusted.
Further, the preset intensity of sound signal threshold value be it is adjustable, specifically can by change circuit can
Resistance is adjusted to be adjusted, in an embodiment of the present invention, the threshold value of default is 60dB.
Specifically, the method that the embodiment of the present invention is used to keep away people by auditory localization control air-conditioner wind as shown in figure 1
Control method schematic diagram：
Step S00, air conditioner are in the open state；
Step S01, sound detection sensor module receive sound-source signal；
Step S10, sound detection sensor module will receive intensity of sound signal and preset threshold is compared；
Step S20 passes through sound detection sensor module if intensity of sound signal is greater than preset threshold in step S10
The sound source information received is sent to microprocessor；
Step S30, microprocessor obtain the sound source position of positioning by sound source information；
Step S40, microprocessor control the air outlet of drive module adjustment air-conditioning according to sound source position；
Step S50 adjusts air-conditioner air outlet position to the position for avoiding sound source；
Step S02 after air-conditioner air outlet avoids sound source position, terminates the adjustment of air-conditioner air outlet；When sound in step S10
When sound strength signal is not more than preset threshold, air-conditioner air outlet is not adjusted.
Embodiment 2, as some embodiments of the present invention, as shown in Fig. 2, giving auditory localization control air-conditioner wind keeps away people
Method control flow schematic diagram：
Step S00, air conditioner are in the open state；
Step S11, human body issue the sound on position, and sound detection sensor module receives sound-source signal；
Step S21 detects that intensity of sound is greater than the threshold value of default when the sound detection sensing module of detection intensity of sound
When, start sound source locating device, the voice signal received is passed to microprocessor by sound source locating device；
Step S31, microprocessor judge by the voice signal that sound source locating device receives or calculate sound source position；
Step S41, microprocessor control drive module according to sound source position information and adjust air conditioning exhausting angle；
Sounnd source direction is avoided in the direction of air-conditioner air outlet by step S51, microprocessor；
Step S02 after air-conditioner air outlet avoids sound source position, terminates the adjustment of air-conditioner air outlet.
The step of other steps are with method 1, the control flow give one kind and specifically control air-conditioning by auditory localization
Wind keeps away the method flow of people, starts the step of sound source locating device obtains auditory localization information by sound-source signal strength information,
Further according to the angle of sound source position adjustment air-conditioner air outlet, and then achieve the purpose that air-conditioner wind keeps away people.
Embodiment 3 is shown as Fig. 3 is shown by second of control flow that auditory localization controls the method that air-conditioner wind keeps away people
It is intended to：
Step S00, air conditioner are in the open state；
Step S11, human body issue the sound on position, and sound detection sensor module receives sound-source signal；
Step S22 detects that intensity of sound is greater than the threshold value of default when the sound detection sensing module of detection intensity of sound
When, start sound source locating device, in duration of Δ t, the voice signal received is passed to micro- place by sound source locating device
Manage device；
Step S31, microprocessor judge by the voice signal that sound source locating device receives or calculate sound source position；
Step S41, microprocessor control drive module according to sound source position information and adjust air conditioning exhausting angle；
Sounnd source direction is avoided in the direction of air-conditioner air outlet by step S51, microprocessor；
Step S02 after air-conditioner air outlet avoids sound source position, terminates the adjustment of air-conditioner air outlet.
The control method of the process is as shown in figure 5, the control flow is to sense when sound detection with the difference of embodiment 2
When the intensity of sound signal that device module detects is greater than preset threshold, start sound source locating device, sound source locating device is subsequent
Duration of Δ t it is inscribed when being received in compliance with the information of intensity of sound signal, microprocessor can be according to receiving within the Δ t time
Sound-source signal judge sound source position, then air-conditioner air outlet can be just adjusted, effectively prevent leading due to the unexpected sound
Cause air-conditioning sound source locating device sound source position is judged or is calculated, directly air outlet is adjusted, effectively reduce by
Cause air-conditioner wind air outlet to keep away the maloperation of people in maloperation or unexpected sound source, was used to further ensure the present invention
Reliability in journey.
In some embodiments of the present invention, the Δ t is adjustable, preferably 10s~30s.
Embodiment 4 is shown as Fig. 4 is shown by the third control flow that auditory localization controls the method that air-conditioner wind keeps away people
It is intended to；
Step S00, air conditioner are in the open state；
Step S11, human body issue the sound on position, and sound detection sensor module receives sound-source signal；
Step S21 detects that intensity of sound is greater than the threshold value of default when the sound detection sensing module of detection intensity of sound
When, start sound source locating device, the voice signal received is passed to microprocessor by sound source locating device；
Step S32, microprocessor are transmitted to the time of multiple sensors by voice signal, are calculated by microprocessor
Sound source coordinate；
Step S42, microprocessor control drive module according to sound source coordinate information and adjust air conditioning exhausting angle；
Sounnd source direction is avoided in the direction of air-conditioner air outlet by step S51, microprocessor；
Step S02 after air-conditioner air outlet avoids sound source position, terminates the adjustment of air-conditioner air outlet.
Which gives a kind of specific method for obtaining sound source position information, and sound source can be placed on air-conditioner device
Positioning device, sound source locating device obtains the position coordinates of sound source by sound-source signal, and microprocessor can obtain sound source
The sound source position coordinate that positioning device obtains, so that microprocessor makes according to sound source position Coordinate Adjusting air-conditioner air outlet angle
It obtains air-conditioner wind and avoids sound source position, realization achievees the purpose that air-conditioner wind keeps away people.
Specifically, more than one is arranged in the sound source locating device, microprocessor is transmitted to multiple by voice signal
The time of different location sound source locating device calculates sound source coordinate by microprocessor.
As some embodiments of the present invention, as shown in Fig. 7 or 8, the auditory localization need to be passed using 4 sound detections
Sensor is placed in different location, is obtained by the different time that four sensors receive voice signal by computer disposal
It speaks source location information.
Multiple groups time value is obtained using multiple sensors, has just obtained multiple space curved surfaces, sound source position is at these
The intersection point of curved surface, it is assumed that air-conditioner air outlet intermediate position coordinates are origin, and sound source coordinate can be public using following calculating
Formula is calculated：(xi-x)2+(yi-y)2+(zi-z)2=(vti)2；Wherein, v is acoustic wave propagation velocity, tiFor i-th of sensor
Receive the time span of sound wave, i >=4.
Specifically, four sensors of setting reach 4 different locations since certain speed v has been propagated sound wave in air
The time of ((x1, y1, z1), (x2, y2, z2), (x3, y3, z3), (x4, y4, z4)) sensor is different (t1, t2, t3, t4), adopts
Collect 4 times, it is assumed that reach first sensor time and be denoted as t1, reaching second sensor time is t2, reaches third
Sensor time is t3, and reaching the 4th sensor time is t4, in some embodiments of the invention, a sound source is arranged and passes
Defeated starter, when sound wave starts transmitting, sound source transmission start device starts to start, and is transmitted to time and the sound source of sensor
The time difference that transmission start device starts to start is the time span that sound wave is transmitted to sensor, also or is, described
Sound source locating device is arranged four, and the t1 of a default is arranged in the sound wave time that first sensor receives, and t1 is one silent
The constant value recognized, can according to air conditioner install position be preset, t1 be it is adjustable, second sensor receives sound wave
The time difference that signal and first sensor receive acoustic signals is Δ T1, third sensor receive acoustic signals with
The time difference that first sensor receives acoustic signals is Δ T2, the 4th sensor receive acoustic signals and first
The time difference that sensor receives acoustic signals is Δ T3, then, t2=t1+ Δ T1；T3=t1+ Δ T2；T4=t1+ Δ T3,
Use which that can go out sound source coordinate position with approximate calculation, then microprocessor control control drive module adjusts air conditioning exhausting
Angle, avoids the regional scope of sound source coordinate position, to achieve the purpose that air-conditioner wind keeps away people.We obtain the sending of some sound source
Sound reach a sensor time, then this sound source is at the location of this sensor as focus, when arrival
Between corresponding voice transmission distance be on the space curved surface of parameter.Multiple groups time value is obtained using 4 sensors, is just obtained
Multiple space curved surfaces, sound source position are at the intersection point of these curved surfaces.
As an embodiment of the present invention, it will be assumed that air-conditioner air outlet intermediate position coordinates are origin, 4 sensings
Device coordinate is respectively：
S1 (30,20,0), S1 (30, -20,0), S1 (- 30,20,0), S1 (- 30, -20,0), unit cm, sound reach
First sensor time is calculated as default time：T1=6.96ms, sound reach other three sensor times and are respectively：ΔT1
=0.65ms, Δ T2=0.61ms, Δ T3=0.68ms, wherein t2=t1+ Δ T1；T3=t1+ Δ T2；T4=t1+ Δ T3, t2
The time of second sensor is transmitted to for sound source, t3 is the time that sound source is transmitted to third sensor, and t4 is similarly；Sound passes
Broadcast speed：V=340m/s；Sound source coordinate is calculated according to following formula：
(x2-x)2+(y2-y)2+(z2-z)2=(vt2)2
(x3-x)2+(y3-y)2+(z3-z)2=(vt3)2
(x4-x)2+(y4-y)2+(z4-z)2=(vt4)2
Sound source coordinate (x, y, z)=(43,122,200) or (43,122, -200) are calculated by microprocessor, by
It is zero in the z coordinate of sensor, so sensor and origin are to be in approximately the same plane in the direction z, can defaults, air conditioning exhausting
It is positive on front side of mouthful, the coordinate on rear side of air outlet is not the position that air outlet can be swept to, and therefore, it is air conditioning exhausting that z, which is positive,
The position to be avoided of mouth, after microprocessor is by calculating the acquisition coordinate, i.e. control controls drive module and adjusts air conditioning exhausting angle
Degree, avoids the regional scope of sound source coordinate position.
As some embodiments of the present invention, as shown in fig. 6, in an embodiment of the present invention, the air-conditioning dress
It sets including sound detection sensor module, for detecting intensity of sound signal and making feedback, sound source locating device, for judging
Or determine sound source position information, and microprocessor, to receive sound signal intensity information and be judged with preset threshold, and
And receive or count and calculate sound source position information, drive module is then controlled according to sound source position information, air outlet is adjusted
It is whole, sound source position is finally avoided into the position of air outlet.
Further, in an embodiment of the present invention, the sound detection sensor module, sound source locating device
To be identical sound detection sensor part, it is also possible to the different sensor Parts for meeting functional requirement.
The present invention need to only acquire the i.e. controllable air-conditioning pendulum wind angle of sound source position signal, simple and effective；Sound source information acquisition
Breach the limitations requirement such as object space position and visual field, acquisition information is more rapidly and reliably.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of method that auditory localization control air-conditioner wind keeps away people, it is characterised in that：Including
Step 1：Sound detection sensor module detects intensity of sound, when intensity of sound is greater than preset threshold, acquisition sound source letter
Breath, enters step 2；If intensity of sound is not more than preset threshold, microprocessor does not control drive module adjustment air conditioning exhausting shape
State；
Step 2：Microprocessor positions sound source position according to the sound source information, is controlled according to auditory localization information
Drive module；
Step 3：Drive module is controlled, air-conditioner air outlet device is driven, air outlet angle is adjusted, so that air conditioning exhausting is kept away
Open Sounnd source direction.
2. the method that a kind of auditory localization control air-conditioner wind according to claim 1 keeps away people, it is characterised in that：When sound is examined
When the intensity of sound signal that survey sensor module detects is higher than preset threshold, sound detection sensor module is defeated to microprocessor
A high level signal out；When the intensity of sound signal that sound detection sensor module detects is not higher than threshold value, sound inspection
It surveys sensor module and exports a low level signal to microprocessor.
3. the method that a kind of auditory localization control air-conditioner wind according to claim 1 or 2 keeps away people, it is characterised in that：It is described
Preset threshold is adjustable value.
4. the method that a kind of auditory localization control air-conditioner wind according to claim 1 keeps away people, it is characterised in that：The sound
Detection sensor module includes the different sound detection sensor in multiple positions, and microprocessor is transmitted to multiple by voice signal
The different time of sound detection sensor calculates sound source coordinate using microprocessor, obtains sound source coordinate information.
5. the method that a kind of auditory localization control air-conditioner wind according to claim 4 keeps away people, it is characterised in that：Using multiple
Sensor obtains multiple groups time value, has just obtained multiple space curved surfaces, and sound source position is at the intersection point of these curved surfaces.
6. a kind of method that auditory localization control air-conditioner wind keeps away people, it is characterised in that：Including
Sound detection sensor module, for detecting intensity of sound signal and making feedback；
Sound source locating device, for judging or determining sound source position information；
Microprocessor carries out sound source position according to the information that sound detection sensor module and sound source locating device detect
Positioning；
Drive module is controlled, air-conditioner air outlet device is driven, air outlet angle is adjusted, so that air-conditioner air outlet avoids sound source
Direction.
7. the method that a kind of auditory localization control air-conditioner wind according to claim 6 keeps away people, it is characterised in that：The air-conditioning
Preset sound intensity threshold is set in machine control system, when the intensity of sound signal that sound detection sensor module receives is higher than
When preset threshold, sound source locating device is received by sound detection sensor module or microprocessor according to sound source locating device
Information sound source position is positioned；When the intensity of sound signal that sound detection sensor module detects is not higher than default threshold
When value, air conditioner continues normal use, is not adjusted to air outlet.
8. the method that a kind of auditory localization control air-conditioner wind according to claim 6 keeps away people, it is characterised in that：The sound source
Positioning step includes sound-source signal intensity detection step and sound source location information step, when the sound detection of detection intensity of sound passes
Sensor module when detecting that intensity of sound is greater than the preset threshold of default, just starts sound source locating device, implements auditory localization letter
Step is ceased, the voice signal received is passed to microprocessor by sound source locating device, and then judges or calculate sound source position.
9. the method that a kind of auditory localization control air-conditioner wind according to claim 8 keeps away people, it is characterised in that：Sound detection
When the intensity of sound signal that sensor module detects is greater than preset threshold, start sound source locating device, sound source locating device exists
Subsequent duration t Δ is inscribed when being received in compliance with the information of intensity of sound signal, and microprocessor can be according to inscribed in the Δ t time
The sound-source signal judgement received or calculating sound source position, then can just be adjusted air-conditioner air outlet.
10. a kind of air-conditioning, it is characterised in that：The method for keeping away people comprising the auditory localization control air-conditioner wind as described in claim 1~9
Air-conditioning.
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