CN104215329A - Photometry compensation system and photometry compensation method - Google Patents
Photometry compensation system and photometry compensation method Download PDFInfo
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- CN104215329A CN104215329A CN201410412646.0A CN201410412646A CN104215329A CN 104215329 A CN104215329 A CN 104215329A CN 201410412646 A CN201410412646 A CN 201410412646A CN 104215329 A CN104215329 A CN 104215329A
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Abstract
The invention belongs to the technical field of photocontrol and particularly relates to a photometry compensation system and a photometry compensation method with an aim to solve the technical problems that appearance is not good enough when an existing luminance intensity meter is mounted on the outer side of a panel and measuring value of external luminance intensity is inaccurate due to different light transmittances when the existing luminance intensity meter is mounted on the inner side of panels different in color. Stimulation light of preset luminance intensity passes an unknown-color transmitting panel to form first attenuation light, and a controller judges the color of the transmitting panel by inquiring first luminance-intensity digital signals. External light passes the transmitting panel to form second attenuation light, and the controller acquires luminance intensity of the external light by inquiring second luminance-intensity digital signals to be used as pre-judgment conditions of the equipment control strategies. In the technical scheme, the controller can accurately identify the panels of different colors and acquire luminance intensity of the external light by inquiring luminance-intensity digital signals in a storage unit, so that equipment can implement different control strategies according to different environments.
Description
Technical field
The invention belongs to photocontrol technical field, particularly relate to a kind of Photometric Compensation system and Photometric Compensation method.
Background technology
At present, light sensing function has had a lot of application on equipment, detects that the light intensity of external environment condition implements different control strategies according to intensity measurer, such as changes the brightness of refrigeration mode and air supply pattern or adjusting screen light.In the prior art, intensity measurer is arranged on the outside of panel usually, does not have panel to intercept, and directly can accept light, and the light intensity collecting exterior light can be more accurate, but program intensity measurer is arranged on the outside of panel, can affect product attractive in appearance.If intensity measurer to be arranged on the inner side of panel, product becomes attractive in appearance.But the transmittance of the panel of different colours can be different, and when general color is darker, its transmittance is less.For the panel of different colours, the light intensity that intensity measurer receives will produce difference, makes the measurement of exterior light light intensity not accurate enough and normally can not carry out the selection of control strategy.
Summary of the invention
The object of the present invention is to provide a kind of Photometric Compensation system, be intended to solve attractive in appearance not when intensity measurer of the prior art is arranged on panels outside and intensity measurer is arranged on inside the panel of different colours time cause the measured value of exterior light light intensity not accurate enough because of transmittance difference technical matters.
The present invention realizes like this, a kind of Photometric Compensation system, for in the light penetrating panel of several color, judge the light penetrating panel of actual use color after determine from the exterior light outside this light penetrating panel actual light intensity, described Photometric Compensation system comprises the front side that is arranged on described light penetrating panel and for generation of the light source generator of exciting light, be arranged on the rear side of described light penetrating panel and the intensity measurer for light signal being converted to electric signal, storer and in order to convert described electric signal to light intensity digital signal and stored in described storer and inquire about the controller of the light intensity digital signal in described storer, in described storer stored in the second light intensity digital signal obtained by described intensity measurer and described controller through the light signal after the light penetrating panel of often kind of color with the exciting light of the light penetrating panel of often kind of color the first light intensity digital signal and several different light intensity one to one that obtained by described intensity measurer and described controller through the light signal of the light penetrating panel of shades of colour of the light intensity digital signal exciting light that comprises predetermined light intensity, described in each, the light intensity of the exciting light of the second light intensity digital signal and each different light intensity is one to one, described controller is inquired about the first light intensity digital signal and obtains the color of the light penetrating panel of actual use, with this, described controller determines that the light penetrating panel after color is inquired about the second light intensity digital signal and obtained the light intensity of with it corresponding exciting light, the light intensity of this exciting light is the actual light intensity of exterior light.
Another object of the present invention is to provide a kind of Photometric Compensation method, application Photometric Compensation system, described Photometric Compensation method comprises the following steps:
S1) light penetrating panel of several color is provided;
S2) described light source generator is started, the exciting light of predetermined light intensity is respectively through forming described light penetrating panel the first attenuate light one to one with often kind of color after the described light penetrating panel of shades of colour, first by described intensity measurer, the light signal of the first attenuate light described in each is converted to electric signal, by described controller electric signal described in each is converted to the first light intensity digital signal again and stored in described storer, described in each, light penetrating panel of the first light intensity digital signal and each color is one to one; The exciting light of several different light intensity forms the second attenuate light through the light penetrating panel of often kind of color, first by described intensity measurer, the light signal of the second attenuate light described in each is converted to electric signal, then by described controller electric signal described in each is converted to the second light intensity digital signal and stored in described storer; Described in each, the light intensity of the exciting light of the second light intensity digital signal and each different light intensity is one to one;
S3) exciting light of described predetermined light intensity forms the first attenuate light through the actual light penetrating panel used, first by described intensity measurer, the light signal of described first attenuate light is converted to electric signal, by described controller, this electric signal is converted to the first light intensity digital signal again, described controller is inquired about this first light intensity digital signal and is judged the color of the described light penetrating panel corresponding with this first light intensity digital signal;
S4) described light source generator is closed, exterior light forms the second attenuate light through actual this light penetrating panel used, first by described intensity measurer, the light signal of this second attenuate light is converted to electric signal, by described controller, this electric signal is converted to the second light intensity digital signal again, with this, described controller determines that the light penetrating panel after color is inquired about this second light intensity digital signal and obtained the light intensity of with it corresponding exciting light, the light intensity of this exciting light is the actual light intensity of exterior light;
S5) corresponding control strategy is started according to the light intensity of described exterior light.
The present invention relative to the technique effect of prior art is: light source generator is for generation of exciting light, intensity measurer is used for light signal to be converted to electric signal, controller is used for converting electrical signals to light intensity digital signal, and storer is for storing light intensity digital signal and inquiring about light intensity digital signal for controller.First allow the exciting light of predetermined light intensity form the first attenuate light through the light penetrating panel of often kind of color and test the first attenuate light, obtain light intensity the first light intensity digital signal one to one with the first attenuate light.For the light penetrating panel of often kind of color, respectively the exciting light of light intensity in preset range and the second attenuate light of being formed by exciting light are tested, obtain the second light intensity digital signal mutual corresponding with the light intensity of the light intensity of exciting light and the second attenuate light.The exciting light of predetermined light intensity forms the first attenuate light through non-fundamental color light penetrating panel, and controller judges the color of light penetrating panel by inquiry first light intensity digital signal.Exterior light forms the second attenuate light through this light penetrating panel, and controller obtains the light intensity of exterior light, as the anticipation condition of equipment control strategy by inquiry second light intensity digital signal.The intensity measurer of the program is arranged on the inner side of panel, makes product attractive in appearance.Further, program applying flexible, when not revising software, by the inquiry of controller to light intensity digital signal in storer, the panel of different colours is accurately identified, and obtains external light intensity accurately, thus allow equipment can implement different control strategy according to different environment.
Accompanying drawing explanation
Fig. 1 is the circuit block diagram of the Photometric Compensation system that the embodiment of the present invention provides.
Fig. 2 is the connection diagram of intensity measurer and the controller applied in the Photometric Compensation system of Fig. 1.
Fig. 3 is the structural representation of the Photometric Compensation system of Fig. 1.
Fig. 4 is the process flow diagram of the Photometric Compensation method that the embodiment of the present invention provides.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Refer to Fig. 1 to Fig. 3, a kind of Photometric Compensation system that the embodiment of the present invention provides, for in the light penetrating panel 80 of several color, judge the light penetrating panel 80 of actual use color after determine the light intensity of the exterior light outside from this light penetrating panel 80, described Photometric Compensation system comprises the front side that is arranged on described light penetrating panel 80 and for generation of the light source generator 40 of exciting light, be arranged on the rear side of described light penetrating panel 80 and the intensity measurer 20 for the light signal through this light penetrating panel 80 being converted to electric signal, storer and in order to described electric signal is converted to light intensity digital signal stored in described storer and inquire about the controller of the light intensity digital signal in described storer.The described light penetrating panel after 80s formation of exciting light respectively through often kind of color and described light penetrating panel 80 first attenuate light one to one of often kind of color of the predetermined light intensity that described light source generator 40 sends, first by described intensity measurer 20, the light signal of the first attenuate light described in each is converted to electric signal, then the light intensity each electric signal being converted to described first attenuate light after 80s with the described light penetrating panel through often kind of color by described controller 10 first light intensity digital signal this first light intensity digital signal is stored in storer one to one, for the described light penetrating panel 80 of often kind of color, described light source generator 40 sends several exciting lights successively, light intensity gradual change in preset range of several exciting lights, each exciting light is through described light penetrating panel formation second after 80s attenuate light, by described intensity measurer 20, the light signal of the second attenuate light described in each is converted to electric signal, by described controller 10, each electric signal is converted to the second light intensity digital signal again, light intensity and the light intensity three of the second attenuate light described in each of each the second light intensity digital signal, each exciting light are one to one, in reality compensates, the exciting light of the described predetermined light intensity that described light source generator 40 produces passes through the described light penetrating panel formation first after 80s attenuate light of the actual wherein a kind of color used, described controller 10 is inquired about the first light intensity digital signal corresponding with the light intensity of this first attenuate light and is judged the color of described light penetrating panel 80, exterior light this light penetrating panel 80 after determining color forms the second attenuate light, described controller 10 is inquired about the second light intensity digital signal corresponding with the light intensity of this second attenuate light with the color of the light penetrating panel 80 determined and is obtained the light intensity of the exciting light corresponding with this second light intensity digital signal, the light intensity of this exciting light is exterior light light intensity.
In the present embodiment, the equipment being provided with light penetrating panel 80 is vertical air-conditioner indoor unit.Understandably, the equipment being provided with light penetrating panel 80 can also be other electric equipments or device.The outside of light penetrating panel 80 and inner side are for whole air-conditioner housing, and light penetrating panel 80 is parts of air-conditioner housing, and the front side of light penetrating panel 80 and rear side are for light path, and the front side of optical routing light penetrating panel 80 is to the rear side of light penetrating panel 80.
Light source generator 40 is as the light source irradiating light penetrating panel 80, and its light intensity sent elects a predetermined value as, and vertical irradiation on light penetrating panel 80, and is radiated on intensity measurer 20 through this light penetrating panel is after 80s.
Intensity measurer 20, as the photo-sensitive cell of whole system, receives the light intensity that light source generator 40 irradiates the light of coming, is translated into electric signal.
Storer 30 is for storing light intensity digital signal and inquiring about this light intensity digital signal for controller 10.In prior art, the light penetrating panel 80 of equipment (such as, air-conditioning) has different colors, is such as divided into dark color, middle look, light color, white, and when general color is darker, its transmittance is less.They are inconsistent to the Decay Rate of same light intensity, and therefore the light signal that detects of the intensity measurer 20 of after 80s of the light penetrating panel of different colours is all variant.
There is provided finite population and the light penetrating panel 80 of different colours, the light penetrating panel 80 of selected wherein a kind of color, use the exciting light vertical irradiation of predetermined light intensity on the light penetrating panel 80 of selected color, intensity measurer 20 is measured exciting light and is formed the light signal of the first attenuate light through light penetrating panel 80 and be converted to electric signal, and converting electrical signals to the first light intensity digital signal by controller 10, storer 30 records the first light intensity digital signal.Similar, the light penetrating panel 80 of other colors is selected to test respectively, storer 30 records all first light intensity digital signals, the light intensity one_to_one corresponding that each first light intensity digital signal and intensity measurer 20 detect through the light penetrating panel 80 of different colours, and write as parameter in the middle of storer 30, for controller 10 inquiry judging.First light intensity digital signal characterizes the light penetrating panel 80 of different colours.
At above-mentioned finite population and in the light penetrating panel 80 of different colours, the light penetrating panel 80 of selected wherein a kind of color, the exciting light of a selected light intensity, test with during band light penetrating panel 80 when not being with light penetrating panel 80 respectively, intensity measurer 20 measures the light signal of exciting light respectively and exciting light forms the light signal of the second attenuate light through light penetrating panel 80, and by controller 10, the light signal of the second attenuate light being converted to the second light intensity digital signal, storer 30 records the second light intensity digital signal.Second light intensity digital signal, not corresponding with the light intensity when light intensity (light intensity of exciting light) during selected light penetrating panel 80 and the selected light penetrating panel 80 of band.Similar, for the light penetrating panel 80 of often kind of color, allow the gradual change in preset range of the light intensity of exciting light, such as change the light intensity of exciting light from small to large, test with during band light penetrating panel 80 when not being with light penetrating panel 80 respectively, storer 30 records minimum second light intensity digital signal continuously to maximum second light intensity digital signal, each second light intensity digital signal with not with light intensity during light penetrating panel 80 and mutually corresponding with light intensity during various light penetrating panel 80, as parameter in the middle of write storer 30, inquire about for controller 10.Second light intensity digital signal is characterized in not with light intensity during light penetrating panel 80 in light penetrating panel 80 situation of wherein a kind of color, i.e. the light intensity of exterior light.
The exciting light of predetermined light intensity forms the first attenuate light through non-fundamental color light penetrating panel 80, and controller 10 judges the color of light penetrating panel 80 by inquiry first light intensity digital signal.Exterior light this light penetrating panel 80 after determining color forms the second attenuate light, and controller 10 obtains the light intensity of corresponding exciting light by inquiry second light intensity digital signal, i.e. the light intensity of exterior light, as the anticipation condition of equipment control strategy.The intensity measurer 20 of the program is arranged on the inner side of panel, makes product attractive in appearance.Also have, program applying flexible, when not revising software, by the inquiry of light intensity digital signal in controller 10 pairs of storeies 30, the panel of different colours is accurately identified, and obtain external light intensity accurately, thus allow equipment can implement different control strategy according to different environment.
Further, described intensity measurer 20 comprises light sensor 21 and signaling conversion circuit, and the output terminal of described signaling conversion circuit is electrically connected with between described controller 10; One termination positive source of described light sensor 21, the other end is connected with divider resistance 22; The other end ground connection of described divider resistance 22.Light sensor 21 gathers the light intensity of current light, and carries out dividing potential drop with a divider resistance 22, and light sensor 21 is connected with controller with the junction of divider resistance 22, and light signal is converted into electric signal and identifies for controller 10.After VCC operating voltage is applied to light sensor 21, light sensor 21 will be started working, according to the intensity of collected surround lighting, light sensor 21 can produce different photocurrents, after divider resistance 22 dividing potential drop, input electrical signal is to controller 10, and transform electrical signals is light intensity digital signal by controller 10 again.
Further, described light sensor 21 has the sensitive surface paralleled with described transparent panel, the line between described light source generator 40 and described light sensor 21 and described transparent panel perpendicular.Light source vertical irradiation, on light penetrating panel 80, allows light sensor 21 at utmost receiving optical signals, improves the accuracy of luminous intensity measurement.
Further, described intensity measurer 20, described controller 10 and described storer 30 are all arranged on the inner side of described light penetrating panel 80.The program is both artistic and practical.
Use the exciting light vertical irradiation of typical intensity of illumination to the light penetrating panel 80 in light sensor 21 front, light sensor 21 will export through light penetrating panel light intensity electric signal after 80s to controller 10, this transform electrical signals is light intensity digital signal by controller 10, and the first light intensity digital signal by recording in the middle of consults memory 30, judge the color category of panel.After this, when light sensor 21 normally works, light sensor 21 exports electric signal to controller 10, controller 10 reads the second light intensity digital signal of record in the middle of storer 30, and by the light intensity obtaining exciting light that converts, i.e. the actual light intensity of exterior light, controller 10 carries out equipment (such as according to the actual light intensity of exterior light, air-conditioning) function control, realize accurately judging, reduce erroneous judgement.
Refer to Fig. 1 to Fig. 4, the embodiment of the present invention provides a kind of Photometric Compensation method, application Photometric Compensation system, and described Photometric Compensation method comprises the following steps:
S1) light penetrating panel 80 of several color is provided.Such as light penetrating panel is divided into dark color, middle look, light color, white.Understandably, can also classify according to other modes to the light penetrating panel of existing several color.In the present embodiment, light penetrating panel 80, first light penetrating panel, the second light penetrating panel, the 3rd light penetrating panel of m kind different colours is had ... m light penetrating panel is expressed as B
1, B
2, B
3b
m.
S2) light source generator 40 is started, the described light penetrating panel after 80s formation of exciting light respectively through often kind of color and described light penetrating panel 80 first attenuate light one to one of often kind of color of predetermined light intensity, first by described intensity measurer 20, light signal is converted to electric signal, the first light intensity digital signal is converted electrical signals to again, the light intensity of the first light intensity digital signal and the first attenuate light and light penetrating panel 80 one_to_one corresponding of each color by described controller 10.
Adopt predetermined light intensity I
0exciting light, respectively the light penetrating panel 80 of m kind different colours is tested, allow exciting light form m kind first attenuate light through light penetrating panel 80, by intensity measurer 20, light signal is converted to electric signal, m the first light intensity digital signal, i.e. x is converted electrical signals to again by controller 10
1, x
2, x
3... x
m, m the first light intensity digital signal characterizes the light intensity (I of m kind first attenuate light
01, I
02, I
03... I
0m), i.e. the light penetrating panel 80 of m kind different colours.Now, one is formed with the light intensity of the first light intensity digital signal, the first attenuate light for the first row is simultaneously with capable first the showing of m one to one of the light penetrating panel 80 with m kind different colours, that is:
| First light intensity digital signal | The light intensity of the first attenuate light |
| x 1 | I 01 |
| x 2 | I 02 |
| x 3 | I 03 |
| …… | …… |
| x m | I 0m |
Wherein, the first light intensity digital signal (x in the first table
1, x
2, x
3... x
m) store in memory 30, inquire about for controller 10.
For the described light penetrating panel 80 of often kind of color, in preset range gradual change light intensity several exciting lights in one of them exciting light and the second attenuate light of being formed through described light penetrating panel 80 by this exciting light, first by described intensity measurer 20, light signal is converted to electric signal respectively, convert electrical signals to the second light intensity digital signal by described controller 10 again, the light intensity of the second light intensity digital signal, one of them exciting light described and the light intensity three of described second attenuate light mutually corresponding;
Light intensity gradual change in preset range of several exciting lights, the exciting light of n kind light intensity is expressed as I
1, I
2, I
3i
n-1, I
n, and I
1<I
2<I
3i
n-1<I
n, preset range needs to select rational light intensity numerical value.Select the first light penetrating panel B
1test, the light intensity of exciting light selects I successively
1, I
2, I
3i
n-1, I
n, the light intensity (light intensity namely not with exciting light during light penetrating panel 80) that intensity measurer 20 measures exciting light respectively with exciting light through the first light penetrating panel B
1form the light intensity of the second attenuate light, and by controller 10, light signal is converted to the second light intensity digital signal, i.e. y
1, y
2, y
3y
n, storer 30 records the second light intensity digital signal, the second light intensity digital signal with not with light intensity (Ia during light penetrating panel 80
1, Ia
2, Ia
3ia
n) and band the first light penetrating panel B
1time light intensity (I
11, I
12, I
13i
1n) corresponding.Then, select except the first light penetrating panel B
1other light penetrating panels (B in addition
2, B
3b
m) test, the second light intensity digital signal is characterized in not with light intensity during light penetrating panel 80 in light penetrating panel 80 situation of wherein a kind of color, i.e. the light intensity of exterior light.Now, for often kind of light penetrating panel (B
1, B
2, B
3b
m), formed m part with the second light intensity digital signal, not with light intensity when light intensity during light penetrating panel, band light penetrating panel for the first row is simultaneously with the second table that the n that some light intensity digital signals of gradual change are successively corresponding is capable.
For the first light penetrating panel B
1second table, with light when the second light intensity digital signal in storer, same light intensity not with light intensity during light penetrating panel and band the first light penetrating panel B
1time light intensity be the first row simultaneously with some second light intensity digital signals of gradual change successively for first row, that is:
For the second light penetrating panel B
2second table, with light when the second light intensity digital signal in storer, same light intensity not with light intensity during light penetrating panel and band the second light penetrating panel B
2time light intensity be the first row simultaneously with some second light intensity digital signals of gradual change successively for first row, that is:
Similarly, for m light penetrating panel B
mthe second table, with light when the second light intensity digital signal in storer, same light intensity not with light intensity during light penetrating panel and band m light penetrating panel B
mtime light intensity be the first row simultaneously with some second light intensity digital signals of gradual change successively for first row, that is:
Wherein, the second light intensity digital signal (y in all second tables
1, y
2, y
3y
n, y
n+1, y
n+2, y
n+3... y
2ny
kn+1, y
kn+2, y
kn+3y
(k+1) n) all store in memory 30, inquire about for controller 10.
S3) exciting light of described predetermined light intensity forms the first attenuate light through the described light penetrating panel 80 of wherein a kind of color, first by described intensity measurer 20, light signal is converted to electric signal, convert electrical signals to the first light intensity digital signal by described controller 10 again, described controller 10 is inquired about the first light intensity digital signal corresponding with the light intensity of this first attenuate light and is judged the color of described light penetrating panel 80;
Obtain predetermined light intensity I
0the light intensity I of the first attenuate light that produces of exciting light
0tafter, by inquiring about the first light intensity digital signal in the first table, the color of light penetrating panel 80 can be obtained.If shown by inquiry first, there is I
0t=I
02, then light penetrating panel 80 is the second light penetrating panel B
2, the first light intensity digital signal is x simultaneously
2.
S4) light source generator 40 is closed, exterior light forms the second attenuate light through this light penetrating panel 80, first by described intensity measurer 20, light signal is converted to electric signal, convert electrical signals to the second light intensity digital signal by described controller 10 again, described controller 10 is inquired about the second light intensity digital signal corresponding with the light intensity of this second attenuate light and is obtained the light intensity of the exterior light corresponding with this second light intensity digital signal;
At color and the light intensity I obtaining the second attenuate light that unknown exterior light produces of known light penetrating panel 80
stafter, by inquiring about the second light intensity digital signal in the second table, the light intensity of exterior light can be obtained.If by step S3) learn that light penetrating panel 80 is the second light penetrating panel B
2, the first light intensity digital signal is x
2, now inquire about for the second light penetrating panel B
2second table.If I again
st=I
23, by inquiring about this second table, the second light intensity digital signal checked in now by first row is y
n+3, the light intensity being checked in exterior light by secondary series is Ib
3.Particularly, controller 10 inquires the second light intensity digital signal then by the light intensity obtaining exterior light that converts.
S5) corresponding control strategy is started according to the light intensity of described exterior light.
Further, the different light intensity of several exciting lights described gradual change in preset range.The order of light intensity gradual change can be increasing or decreasing.For the described light penetrating panel 80 of often kind of color, described light source generator 40 sends several exciting lights successively, light intensity gradual change in preset range of several exciting lights, each exciting light is through described light penetrating panel formation second after 80s attenuate light, by described intensity measurer 20, the light signal of the second attenuate light described in each is converted to electric signal, by described controller 10, each electric signal is converted to the second light intensity digital signal again, light intensity and the light intensity three of the second attenuate light described in each of each the second light intensity digital signal, each exciting light are one to one.
For air-conditioning, the light intensity according to exterior light is a lot of with the control strategy selected.
Such as air-conditioning judges whether to enter sleep state.Freeze or heating pattern time, when being consecutively detected light in the given time and being dark, air-conditioning enters sleep state, namely automatically changes wind direction, and according to refrigeration or the operating condition of heating, carries out temperature correction, reaches the object improving sleep comfortableness.When automatic or air supply pattern, do not enter sleep state.If be consecutively detected in the given time light strong time, air-conditioning by with enter the set model before sleep state run.
Such as in conjunction with the infrared human body induction sensor of human body activity size, the brightness of adjusting screen light.Human activity amount is divided into some grades, and the light intensity of exterior light is also divided into some grades.When air-conditioning judges that human activity amount is comparatively large and exterior light is brighter, the brightness of adjusting screen is to maximal value.When air-conditioning judges that human activity amount light intensity that is general or exterior light is general, the brightness of adjusting screen is to medium value.When human activity amount peace and quiet judged by air-conditioning and the light intensity of exterior light is less, the brightness of adjusting screen is to minimum value.For user provides convenient, meet requirement that is intelligent and hommization.
Such as in conjunction with the infrared human body induction sensor of human body activity size, change refrigeration mode and air supply pattern.When air-conditioning judges that occupancy is more and exterior light is brighter, air-conditioning just needs larger refrigerating capacity and air output.When air-conditioning judges that occupancy is less and exterior light is darker, air-conditioning does not just need larger refrigerating capacity and air output, avoids cold and feelings Condition that is that make user sick.Room air is remained on the state of user's the most comfortable, reach energy-saving effect again.
Air-conditioning also has many positive control strategies to improve intellectuality and the comfortableness of air-conditioning.And adopt Photometric Compensation system and method provided by the invention, for the light penetrating panel of some different colours, all can obtain exterior light light intensity accurately, as the anticipation condition of air conditioner control strategy, improve the reliability of various control strategy.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (6)
1. a Photometric Compensation system, for in the light penetrating panel of several color, judge the light penetrating panel of actual use color after determine from the exterior light outside this light penetrating panel actual light intensity, it is characterized in that: described Photometric Compensation system comprises the front side that is arranged on described light penetrating panel and for generation of the light source generator of exciting light, be arranged on the rear side of described light penetrating panel and the intensity measurer for light signal being converted to electric signal, storer and in order to convert described electric signal to light intensity digital signal and stored in described storer and inquire about the controller of the light intensity digital signal in described storer, in described storer stored in the second light intensity digital signal obtained by described intensity measurer and described controller through the light signal after the light penetrating panel of often kind of color with the exciting light of the light penetrating panel of often kind of color the first light intensity digital signal and several different light intensity one to one that obtained by described intensity measurer and described controller through the light signal of the light penetrating panel of shades of colour of the light intensity digital signal exciting light that comprises predetermined light intensity, described in each, the light intensity of the exciting light of the second light intensity digital signal and each different light intensity is one to one, described controller is inquired about the first light intensity digital signal and obtains the color of the light penetrating panel of actual use, with this, described controller determines that the light penetrating panel after color is inquired about the second light intensity digital signal and obtained the light intensity of with it corresponding exciting light, the light intensity of this exciting light is the actual light intensity of exterior light.
2. Photometric Compensation system as claimed in claim 1, it is characterized in that: described intensity measurer comprises light sensor and signaling conversion circuit, the output terminal of described signaling conversion circuit is electrically connected with between described controller; One termination positive source of described light sensor, the other end and divider resistance are electrically connected; The other end ground connection of described divider resistance.
3. Photometric Compensation system as claimed in claim 2, is characterized in that: described light sensor has the sensitive surface paralleled with described transparent panel, the line between described light source generator and described light sensor and described transparent panel perpendicular.
4. Photometric Compensation system as claimed in claim 1, is characterized in that: described intensity measurer, described controller and described storer are all arranged on the inner side of described light penetrating panel.
5. a Photometric Compensation method, apply Photometric Compensation system as described in any one of Claims 1-4, it is characterized in that: described Photometric Compensation method comprises the following steps:
S1) light penetrating panel of several color is provided;
S2) described light source generator is started, the exciting light of predetermined light intensity is respectively through forming described light penetrating panel the first attenuate light one to one with often kind of color after the described light penetrating panel of shades of colour, first by described intensity measurer, the light signal of the first attenuate light described in each is converted to electric signal, by described controller electric signal described in each is converted to the first light intensity digital signal again and stored in described storer, described in each, light penetrating panel of the first light intensity digital signal and each color is one to one; The exciting light of several different light intensity forms the second attenuate light through the light penetrating panel of often kind of color, first by described intensity measurer, the light signal of the second attenuate light described in each is converted to electric signal, then by described controller electric signal described in each is converted to the second light intensity digital signal and stored in described storer; Described in each, the light intensity of the exciting light of the second light intensity digital signal and each different light intensity is one to one;
S3) exciting light of described predetermined light intensity forms the first attenuate light through the actual light penetrating panel used, first by described intensity measurer, the light signal of described first attenuate light is converted to electric signal, by described controller, this electric signal is converted to the first light intensity digital signal again, described controller is inquired about this first light intensity digital signal and is judged the color of the described light penetrating panel corresponding with this first light intensity digital signal;
S4) described light source generator is closed, exterior light forms the second attenuate light through actual this light penetrating panel used, first by described intensity measurer, the light signal of this second attenuate light is converted to electric signal, by described controller, this electric signal is converted to the second light intensity digital signal again, with this, described controller determines that the light penetrating panel after color is inquired about this second light intensity digital signal and obtained the light intensity of with it corresponding exciting light, the light intensity of this exciting light is the actual light intensity of exterior light;
S5) corresponding control strategy is started according to the light intensity of described exterior light.
6. Photometric Compensation method as claimed in claim 5, is characterized in that: different light intensity gradual change in preset range of several exciting lights described.
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|---|---|---|---|
| CN201410412646.0A CN104215329B (en) | 2014-08-20 | 2014-08-20 | photometric compensation system and photometric compensation method |
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| JP2003214947A (en) * | 2002-01-18 | 2003-07-30 | Kobe Steel Ltd | Device and method for measuring light intensity |
| CN2534571Y (en) * | 2002-02-20 | 2003-02-05 | 许水金 | Ultraviolet tester |
| JP2004184349A (en) * | 2002-12-06 | 2004-07-02 | Sankyo Seiki Mfg Co Ltd | Light intensity distribution measuring method and device therefor |
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