CN111025998A - Intelligent window and control method thereof - Google Patents
Intelligent window and control method thereof Download PDFInfo
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- CN111025998A CN111025998A CN201911372083.6A CN201911372083A CN111025998A CN 111025998 A CN111025998 A CN 111025998A CN 201911372083 A CN201911372083 A CN 201911372083A CN 111025998 A CN111025998 A CN 111025998A
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- 238000000034 method Methods 0.000 title claims abstract description 26
- 239000011521 glass Substances 0.000 claims description 30
- 238000004364 calculation method Methods 0.000 claims description 17
- 238000013480 data collection Methods 0.000 claims 1
- 239000004984 smart glass Substances 0.000 claims 1
- 238000005286 illumination Methods 0.000 abstract description 16
- 230000004313 glare Effects 0.000 abstract description 15
- 238000005265 energy consumption Methods 0.000 abstract description 11
- 230000001678 irradiating effect Effects 0.000 abstract description 2
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0423—Input/output
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/25—Pc structure of the system
- G05B2219/25257—Microcontroller
Abstract
The invention provides an intelligent window and a control method thereof, which can intelligently adjust the position of light reflected to a ceiling according to the angle of incident light, and provide natural lighting illumination for a room through diffuse reflection of a light source formed on the ceiling. The window body can avoid glare formed by directly irradiating a working area with natural light, the natural light is emitted to the ceiling through the window body to form a diffuse reflection light source, the utilization rate of indoor solar rays is enhanced, and the energy consumption of artificial illumination is further reduced.
Description
Technical Field
The invention relates to an intelligent window and a control method thereof.
Background
The number of buildings in China is large, the scale of the buildings is huge, the energy consumption of the buildings is 1/3 of the energy consumption of the whole society, the energy consumption of the buildings mainly comprises air conditioners, lighting, office equipment and the like, wherein the energy consumption of the lighting accounts for about 20-30% of the total energy consumption of the buildings all the year round. The illumination energy consumption is high mainly because natural lighting cannot be reasonably utilized, so that a large amount of artificial illumination is used, and the illumination energy consumption is sharply increased.
At present, when outdoor natural light is sufficient, the utilization rate of natural lighting is not high, on one hand, because sunlight penetrates through a window to directly irradiate a working area, glare is serious, the comfort degree of eyes is influenced, the influence of the glare can be weakened only by pulling up a curtain, indoor light is weak, and finally, the utilization rate of the natural lighting is compensated by artificial lighting; another aspect is the small natural lighting coverage area of the building interior, which is poorly available.
In the sunset, the solar altitude and the solar azimuth change with the passage of time, and if good glare control is to be realized and the stability of the indoor light environment is ensured, the glare control facility should be capable of automatically adjusting in real time along with the movement of the solar rays. Some window groups that adjust incident light at present adjust according to unified fixed angle, can not satisfy the demand of indoor glare control along with the change of sun orbit in real time, ensure the stability of indoor luminous environment, cause personnel's comfort level to descend, and the natural lighting utilization ratio reduces.
Disclosure of Invention
The invention aims to provide an intelligent window and a control method thereof.
In order to solve the above problems, the present invention provides an intelligent window, comprising:
the data acquisition system is used for acquiring real-time position and time data of the current environment;
the data processing system comprises a solar altitude angle calculation module connected with the data acquisition system and a central processing system connected with the solar altitude angle calculation module, wherein the solar altitude angle calculation module is used for calculating the current real-time solar altitude angle according to the real-time position and time data of the current environment, and the central processing system is used for calculating the solar track according to the current real-time solar altitude angle, obtaining a control command for adjusting the angle of sunlight reflected into the room based on the solar track and transmitting the control command to the reflecting plate control system;
and the reflecting plate control system is arranged on the wall body of the room and connected with the central processing system and is used for controlling the position of a ceiling reflecting sunlight into the room of the room based on the received control command.
Furthermore, in the intelligent window, the data acquisition system comprises a longitude and latitude, date and time acquisition device.
Furthermore, in the intelligent window, the longitude and latitude collector is a GPS sensor.
Further, in the above intelligent window, the reflector control system includes:
the outer surface light-transmitting glass layer and the inner surface light-transmitting glass layer are arranged on the wall body of the room;
the fixed support is arranged between the outer surface light-transmitting glass layer and the inner surface light-transmitting glass layer;
the rotating shafts are arranged on the fixed support at preset intervals from top to bottom;
each rotating shaft is connected with a reflecting plate, and the reflecting plates are used for reflecting sunlight into an indoor ceiling of the room;
the motor is connected with the rotating shaft;
and the motor control module is respectively connected with the motor and the central processing system.
Furthermore, in the above-mentioned intelligent window, the central processing system is configured to adjust a position where light is reflected to the ceiling sequentially through the motor control module, the motor, and the rotating shaft control reflection plate according to an angle of an incident light obtained based on the solar trajectory, so that a light spot formed on the ceiling does not change with the solar ray of the outdoor light.
According to another aspect of the present invention, there is also provided a method for controlling an intelligent window, including:
the data acquisition system acquires real-time position and time data of the current environment;
the solar altitude angle calculation module of the data processing system calculates the current real-time solar altitude angle according to the real-time position and time data of the current environment;
a central processing system of the data processing system calculates a solar track according to the current real-time solar altitude angle, obtains a control command for adjusting the angle of sunlight reflected into a room based on the solar track and transmits the control command to a reflecting plate control system;
and the reflecting plate control system arranged on the wall body of the room controls the position of a ceiling reflecting sunlight into the room of the room based on the received control command.
Further, in the above method, the data acquisition system includes a latitude and longitude, date and time acquirer.
Further, in the above method, the longitude and latitude collector is a GPS sensor.
Further, in the above method, the reflector control system includes:
the outer surface light-transmitting glass layer and the inner surface light-transmitting glass layer are arranged on the wall body of the room;
the fixed support is arranged between the outer surface light-transmitting glass layer and the inner surface light-transmitting glass layer;
the rotating shafts are arranged on the fixed support at preset intervals from top to bottom;
each rotating shaft is connected with a reflecting plate, and the reflecting plates are used for reflecting sunlight into an indoor ceiling of the room;
the motor is connected with the rotating shaft;
and the motor control module is respectively connected with the motor and the central processing system.
Further, in the method, a central processing system of the data processing system calculates a solar track according to the current real-time solar altitude angle, obtains a control command for adjusting the angle of sunlight reflected into a room based on the solar track and transmits the control command to the reflecting plate control system; the reflecting plate control system arranged on the wall body of the room controls the position of a ceiling reflecting sunlight into the room of the room based on the received control command, and comprises:
the central processing system adjusts the position of light reflected to the ceiling sequentially through the motor control module, the motor and the rotating shaft control reflecting plate according to the angle of incident light obtained based on the solar track, so that light spots formed by the ceiling do not change along with outdoor sunlight.
Compared with the prior art, the invention has the following advantages:
1. the invention reflects outdoor natural light to the ceiling through the reflecting plate without directly entering a working area, thereby avoiding discomfort caused by glare;
2. the natural light reflected to the ceiling through the reflecting plate forms a light source, so that the utilization rate of the indoor natural lighting except the main side light area is enhanced;
3. the natural light reflected by the reflecting plate irradiates the ceiling, and a diffuse reflection light source is formed on the ceiling, so that the indoor space is softly and uniformly illuminated, and the comfort level of the illumination environment is enhanced;
4. the invention can intelligently adjust the position of light reflected to the ceiling according to the angle of incident light, so that light spots formed by the ceiling do not change along with outdoor light, the stability of an indoor light environment is ensured, and a comfortable indoor light environment is formed;
5. according to the invention, the position of light reflected to the ceiling can be intelligently adjusted by changing the value A in ∠β + ∠α ═ A, so that different adjustment requirements are met;
6. the invention does not occupy more indoor space in the using process, does not influence the heat insulation performance of the window body, and can more effectively utilize natural light, reduce the requirement of artificial illumination and reduce the illumination energy consumption compared with the traditional color-changing glass for controlling glare. Meanwhile, compared with the method for controlling glare by adjusting incident light according to a uniform fixed angle, the method can intelligently adjust the position of light reflected to the ceiling according to the angle of the incident light, ensure the stability of an indoor light environment and enhance the comfort level of the illumination environment.
Drawings
FIG. 1 is a schematic diagram of an intelligent frame of an embodiment of the present invention;
FIG. 2 is a cross-sectional view of an intelligent window structure in accordance with one embodiment of the present invention;
FIG. 3 is a schematic diagram of an intelligent window structure according to an embodiment of the present invention;
in the figure, 1 is a wall body of a room, 2 is an indoor ceiling of the room, 3 is the room of the room, 4 is an outer surface light-transmitting glass layer, 5 is an inner surface light-transmitting glass layer, 6 is a sunlight ray, 7 is a reflecting plate, 8 is a fixed support, 9 is a rotating shaft, 10 is a motor, 11 is a GPS sensor, 12 is a solar altitude angle calculation module, 13 is a central processor system and 14 is a motor control module.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
As shown in fig. 1 to 3, the present invention provides an intelligent window, including:
the data acquisition system is used for acquiring real-time position and time data of the current environment;
the data processing system comprises a solar altitude angle calculation module connected with the data acquisition system and a central processing system connected with the solar altitude angle calculation module, wherein the solar altitude angle calculation module 12 is used for calculating the current real-time solar altitude angle according to the real-time position and time data of the current environment, the central processing system 13 calculates the solar track according to the current real-time solar altitude angle, and obtains a control command for adjusting the angle of sunlight reflected into the room based on the solar track and transmits the control command to the reflecting plate control system;
and the reflecting plate control system is arranged on the wall body of the room and connected with the central processing system and is used for controlling the position of the ceiling 2 of the room 3 of the room to which the sunlight is reflected based on the received control command.
The invention provides an intelligently controlled window body for preventing glare and improving indoor illumination effect, which can intelligently adjust the position of light reflected to a ceiling according to the angle of incident light, and a light source formed on the ceiling provides natural lighting illumination for the indoor through diffuse reflection. The window body can avoid glare formed by directly irradiating a working area with natural light, the natural light is emitted to the ceiling through the window body to form a diffuse reflection light source, the utilization rate of indoor solar rays is enhanced, and the energy consumption of artificial illumination is further reduced.
In an embodiment of the intelligent window, the data acquisition system comprises a longitude and latitude, date and time acquisition device.
Here, the data acquisition system includes a latitude and longitude, date and time collector for accurately collecting real-time location and time data of the current environment.
The solar altitude angle calculation module is used for calculating the current real-time solar altitude angle according to the local longitude and latitude, date and time.
In an embodiment of the intelligent window, the longitude and latitude collector is a GPS sensor 11.
In an embodiment of the intelligent window of the present invention, the reflector control system includes:
the outer surface light-transmitting glass layer 4 and the inner surface light-transmitting glass layer 5 are arranged on the wall body 1 of the room;
the fixed bracket 8 is arranged between the outer surface light-transmitting glass layer 4 and the inner surface light-transmitting glass layer 5;
the rotating shafts 9 are arranged on the fixed support 8 from top to bottom at preset intervals;
each rotating shaft 9 is connected with a reflecting plate 7, and the reflecting plates 7 are used for reflecting sunlight into the ceiling 2 of the room 3 of the room;
a motor 10 connected to the rotating shaft 9;
and a motor control module 14 respectively connected with the motor 10 and the central processing system 13.
In an embodiment of the intelligent window, the central processing system 13 is configured to adjust the position of light reflected to the ceiling 2 sequentially through the motor control module 14, the motor 10, and the rotating shaft 9 to control the reflection plate 7 according to the angle of the incident light obtained based on the solar trajectory, so that the light spot formed on the ceiling 2 does not change with the outdoor light.
Here, the central processing system 13 is configured to control the reflector 7 to intelligently adjust the position where light is reflected to the ceiling according to the angle of the incident light obtained based on the solar trajectory by sequentially passing through the motor control module 14, the motor 10, and the rotating shaft 9, so that a light spot formed on the ceiling does not change with outdoor light, stability of an indoor light environment is guaranteed, and a comfortable indoor light environment is formed.
The motor control module 14 controls the operation of the motor according to the instruction of the central processing system, and adjusts the rotating shaft to adjust the reflecting plate to a proper angle.
According to another aspect of the present invention, there is also provided a method for controlling an intelligent window, including:
the data acquisition system acquires real-time position and time data of the current environment;
the solar altitude angle calculation module of the data processing system calculates the current real-time solar altitude angle according to the real-time position and time data of the current environment;
a central processing system of the data processing system calculates a solar track according to the current real-time solar altitude angle, obtains a control command for adjusting the angle of sunlight reflected into a room based on the solar track and transmits the control command to a reflecting plate control system;
and the reflecting plate control system arranged on the wall body of the room controls the position of a ceiling reflecting sunlight into the room of the room based on the received control command.
Further, in the above method, the data acquisition system includes a latitude and longitude, date and time acquirer.
Further, in the above method, the longitude and latitude collector is a GPS sensor.
Further, in the above method, the reflector control system includes:
the outer surface light-transmitting glass layer and the inner surface light-transmitting glass layer are arranged on the wall body of the room;
the fixed support is arranged between the outer surface light-transmitting glass layer and the inner surface light-transmitting glass layer;
the rotating shafts are arranged on the fixed support at preset intervals from top to bottom;
each rotating shaft is connected with a reflecting plate, and the reflecting plates are used for reflecting sunlight into an indoor ceiling of the room;
the motor is connected with the rotating shaft;
and the motor control module is respectively connected with the motor and the central processing system.
Further, in the method, a central processing system of the data processing system calculates a solar track according to the current real-time solar altitude angle, obtains a control command for adjusting the angle of sunlight reflected into a room based on the solar track and transmits the control command to the reflecting plate control system; the reflecting plate control system arranged on the wall body of the room controls the position of a ceiling reflecting sunlight into the room of the room based on the received control command, and comprises:
the central processing system adjusts the position of light reflected to the ceiling sequentially through the motor control module, the motor and the rotating shaft control reflecting plate according to the angle of incident light obtained based on the solar track, so that light spots formed by the ceiling do not change along with outdoor sunlight.
The window of the present invention, which prevents glare and improves indoor lighting effect, as shown in fig. 2 and 3,
the sunlight rays 6 penetrate through the outer surface light-transmitting glass layer 4 and are reflected at the reflecting plate 7, the reflected rays penetrate through the inner surface light-transmitting glass layer 5 and then irradiate on the ceiling 2, a small light source is formed at the ceiling 2, countless sunlight rays 6 are incident on the indoor ceiling 2 in the above mode, and then natural rays are incident on a working area through diffuse reflection of the ceiling 2.
The GPS sensor 11 acquires the latitude phi of the position of the window, and inputs the latitude phi into the solar altitude angle calculation module 12, and the solar altitude angle calculation module 12 calculates the solar altitude angle α according to the formula sin α, where δ is the declination angle, and δ is 23.45sin [360 × (284+ n)/365 × (360 ×) ]]And n is 1,2, L, 365(366) is the date of the year. Omega is hour angle, omega is [ h + E-4(120-L) -12]X 15, h is Beijing time, E is time difference, min, L is local longitude, in order to ensure the comfort of indoor light environment, the light reflected to the ceiling does not change with the change of outdoor light, ∠β + ∠α is set as A (the value of A is a set value, the value is determined according to the position area of the light reflected to the ceiling), the central processor module 13 gives an adjusting instruction of the angle of the reflector plate according to the solar altitude value obtained by the solar altitude calculation module 12 and the preset value of A, when the solar altitude of the incident light is α1Become α2When the motor 10 is controlled by the motor control module 14 according to the instruction transmitted by the central processing unit module 13, the motor 10 drives the rotating shaft 9 to moveDynamically adjusting the angle of the reflector plate 7 to adjust the included angle of the reflector plate from β1＝A-α1Become β2＝A-α2。
In summary, the invention has the following advantages:
1. the invention reflects outdoor natural light to the ceiling through the reflecting plate without directly entering a working area, thereby avoiding discomfort caused by glare;
2. the natural light reflected to the ceiling through the reflecting plate forms a light source, so that the utilization rate of the indoor natural lighting except the main side light area is enhanced;
3. the natural light reflected by the reflecting plate irradiates the ceiling, and a diffuse reflection light source is formed on the ceiling, so that the indoor space is softly and uniformly illuminated, and the comfort level of the illumination environment is enhanced;
4. the invention can intelligently adjust the position of light reflected to the ceiling according to the angle of incident light, so that light spots formed by the ceiling do not change along with outdoor light, the stability of an indoor light environment is ensured, and a comfortable indoor light environment is formed;
5. according to the invention, the position of light reflected to the ceiling can be intelligently adjusted by changing the value A in ∠β + ∠α ═ A, so that different adjustment requirements are met;
6. the invention does not occupy more indoor space in the using process, does not influence the heat insulation performance of the window body, and can more effectively utilize natural light, reduce the requirement of artificial illumination and reduce the illumination energy consumption compared with the traditional color-changing glass for controlling glare. Meanwhile, compared with the method for controlling glare by adjusting incident light according to a uniform fixed angle, the method can intelligently adjust the position of light reflected to the ceiling according to the angle of the incident light, ensure the stability of an indoor light environment and enhance the comfort level of the illumination environment.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
Those of skill would further appreciate that the various illustrative elements and algorithm steps described in connection with the embodiments disclosed herein may be implemented as electronic hardware, computer software, or combinations of both, and that the various illustrative components and steps have been described above generally in terms of their functionality in order to clearly illustrate this interchangeability of hardware and software. Whether such functionality is implemented as hardware or software depends upon the particular application and design constraints imposed on the implementation. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the present invention.
It will be apparent to those skilled in the art that various changes and modifications may be made in the invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (10)
1. An intelligent window, comprising:
the data acquisition system is used for acquiring real-time position and time data of the current environment;
the data processing system comprises a solar altitude angle calculation module connected with the data acquisition system and a central processing system connected with the solar altitude angle calculation module, wherein the solar altitude angle calculation module is used for calculating the current real-time solar altitude angle according to the real-time position and time data of the current environment, and the central processing system is used for calculating the solar track according to the current real-time solar altitude angle, obtaining a control command for adjusting the angle of sunlight reflected into the room based on the solar track and transmitting the control command to the reflecting plate control system;
and the reflecting plate control system is arranged on the wall body of the room and connected with the central processing system and is used for controlling the position of a ceiling reflecting sunlight into the room of the room based on the received control command.
2. The intelligent window of claim 1 wherein said data collection system comprises a latitude and longitude, date and time collector.
3. The intelligent window of claim 2 wherein the longitude and latitude collector is a GPS sensor.
4. A smart window as recited in claim 1 wherein said reflector control system comprises:
the outer surface light-transmitting glass layer and the inner surface light-transmitting glass layer are arranged on the wall body of the room;
the fixed support is arranged between the outer surface light-transmitting glass layer and the inner surface light-transmitting glass layer;
the rotating shafts are arranged on the fixed support at preset intervals from top to bottom;
each rotating shaft is connected with a reflecting plate, and the reflecting plates are used for reflecting sunlight into an indoor ceiling of the room;
the motor is connected with the rotating shaft;
and the motor control module is respectively connected with the motor and the central processing system.
5. The intelligent window of claim 4 wherein the central processing system is configured to adjust the position of the light reflected to the ceiling sequentially through the motor control module, the motor and the rotating shaft control reflector according to the angle of the incident light derived from the sun trajectory, so that the light spot formed by the ceiling does not change with the sun of the outdoor light.
6. A control method of an intelligent window is characterized by comprising the following steps:
the data acquisition system acquires real-time position and time data of the current environment;
the solar altitude angle calculation module of the data processing system calculates the current real-time solar altitude angle according to the real-time position and time data of the current environment;
a central processing system of the data processing system calculates a solar track according to the current real-time solar altitude angle, obtains a control command for adjusting the angle of sunlight reflected into a room based on the solar track and transmits the control command to a reflecting plate control system;
and the reflecting plate control system arranged on the wall body of the room controls the position of a ceiling reflecting sunlight into the room of the room based on the received control command.
7. A method of installing an intelligent window according to claim 6 wherein said data acquisition system comprises a latitude and longitude, date and time collector.
8. A method of installing an intelligent window as claimed in claim 7 wherein said longitude and latitude collector is a GPS sensor.
9. A method of installing an intelligent window according to claim 6 wherein said reflector control system comprises:
the outer surface light-transmitting glass layer and the inner surface light-transmitting glass layer are arranged on the wall body of the room;
the fixed support is arranged between the outer surface light-transmitting glass layer and the inner surface light-transmitting glass layer;
the rotating shafts are arranged on the fixed support at preset intervals from top to bottom;
each rotating shaft is connected with a reflecting plate, and the reflecting plates are used for reflecting sunlight into an indoor ceiling of the room;
the motor is connected with the rotating shaft;
and the motor control module is respectively connected with the motor and the central processing system.
10. A method of installing an intelligent window according to claim 9 wherein the central processing system of the data processing system calculates the solar trajectory from the current real-time solar altitude, and based on said solar trajectory derives a control command to adjust the angle at which sunlight is reflected into the room and transmits it to the baffle control system; the reflecting plate control system arranged on the wall body of the room controls the position of a ceiling reflecting sunlight into the room of the room based on the received control command, and comprises:
the central processing system adjusts the position of light reflected to the ceiling sequentially through the motor control module, the motor and the rotating shaft control reflecting plate according to the angle of incident light obtained based on the solar track, so that light spots formed by the ceiling do not change along with outdoor sunlight.
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| CN201911372083.6A CN111025998A (en) | 2019-12-27 | 2019-12-27 | Intelligent window and control method thereof |
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| CN201911372083.6A CN111025998A (en) | 2019-12-27 | 2019-12-27 | Intelligent window and control method thereof |
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Application publication date: 20200417 |
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