CN103148436B - Natural light and electric power mixed illuminating system based on internet of things - Google Patents
Natural light and electric power mixed illuminating system based on internet of things Download PDFInfo
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- CN103148436B CN103148436B CN201310048383.5A CN201310048383A CN103148436B CN 103148436 B CN103148436 B CN 103148436B CN 201310048383 A CN201310048383 A CN 201310048383A CN 103148436 B CN103148436 B CN 103148436B
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Abstract
The invention discloses a natural light and electric power mixed illuminating system based on the internet of things, which comprises a sunlight collector, a tracking mechanism, an indoor mixed illumination unit and a control mechanism, wherein according to the structure of the sunlight collector, a Fresnel lens is mounted on an inner equatorial plane of a light-filtering spherical shell, a secondary convergent lens is arranged at the back of the Fresnel lens, a light-emitting port of the secondary convergent lens is communicated with an optical fiber, and the light-filtering spherical shell is arranged in a drive frame of the tracking mechanism; in the tracking mechanism, four photoelectric sensors and one fine tracking sensor are uniformly mounted on an outer equatorial plane of the light-filtering spherical shell in a direction facing the sun; two omnidirectional wheels in the drive frame are in transmission connection with respective reducing motors respectively; and in the control mechanism, a computer is connected with a wireless router and an AP (access point) module of an Ethernet interface, the AP module is connected with a singlechip, and a lamp carrying a Wifi module is connected with an electric power illumination converter. The mixed illuminating system achieves manually controlled lighting, and remote range and close range wireless control.
Description
Technical field
The illumination that the invention belongs to natural daylight utilizes control technology field, relates to a kind of natural daylight, electric power blending illumination system based on Internet of Things.
Background technology
Optical illumination technology is applied to, in the daylighting illumination of the buildings such as the room of large-scale stadium and public building and office building, house, shop, hotel, daytime darkness or basement, underground garage, tunnel, subway, can obtain good visual illumination effect and economic benefit.Apply this technology and can make full use of solar energy, the illumination power consumption that effectively reduces daytime.Introduce photoconductive tube technology, make it in illuminating energy-saving, play a role building energy conservation is had to positive effect.Gravity-flow ventilation and natural lighting are in conjunction with applying in modern architecture more and more in addition, the light pipe system combining with gravity-flow ventilation will further be widened the range of application of photoconductive tube, meet the requirement of building to natural lighting and gravity-flow ventilation, can make natural lighting effect more perfect.
Progressively raising natural lighting being required along with the increasingly sophisticated and people of fabric structure, traditional natural lighting mode cannot meet people's requirement, and the lighting equipments such as Prismatic dioptric panel, optical fiber are incorporated in the daylighting design of building gradually.
Existing similar photoconductive tube lighting engineering, the photoconductivity of its product, flame retardancy and anti-flammability are good, and have fabulous heat insulation and soundproof effect, and transmitance is high.Current optical lighting system only limits to natural daylight to introduce the region of illumination deficiency, and continuous firing that cannot Artificial Control lighting equipment increases maintenance difficulties, and installation cost increases.
Summary of the invention
The object of this invention is to provide a kind of natural daylight, electric power blending illumination system based on Internet of Things, solved in prior art, optical lighting system only limits to natural daylight to introduce the region of illumination deficiency, cannot Artificial Control lighting equipment continuous firing and the problem of changing illumination.
The technical solution adopted in the present invention is, a kind of natural daylight, electric power blending illumination system based on Internet of Things, comprises sunlight collection device, follower, indoor mixed lighting, optical fiber, controlling organization,
The structure of described sunlight collection device is, comprise optical filtering spherical shell, the interior equatorial plane of optical filtering spherical shell is provided with Fresnel Lenses, Fresnel Lenses is provided with secondary convergent lens behind, the light-emitting window of secondary convergent lens and optical fiber UNICOM, optical fiber connector is communicated with sunshine room lighting device, and optical filtering spherical shell lower semi-body is arranged in the bogie of follower;
The structure of described follower is, comprise five sensors and a bogie, outer equatorial plane subtend solar direction at optical filtering spherical shell is evenly provided with four photoelectric sensors, is also provided with the thin tracing sensor of a subtend solar direction simultaneously on the outer equatorial plane of optical filtering spherical shell; In bogie, be provided with three runners, one of them is passive runner, and two other is mutually orthogonal omni-directional wheel A and omni-directional wheel B, and omni-directional wheel A and omni-directional wheel B are in transmission connection with reducing motor separately respectively;
The structure of described controlling organization is, comprise computer, computer expert crosses internet and is connected with wireless router, wireless router is connected with the AP module of Ethernet interface, AP module is connected with single-chip microcomputer, single-chip microcomputer is also connected respectively with motor driving, the light sensor of five described sensors, two reducing motors and the light fixture that carries wifi module simultaneously, the light fixture that carries wifi module is connected with power lighting converter, and power lighting converter is connected with power lighting light fixture with light sensor simultaneously.
The invention has the beneficial effects as follows: utilize wireless control technology, by Internet of Things, adopt computer or surfing Internet with cell phone logon web page, the duty of illuminator can be set, meet daily life custom, have higher application and promotional value.
1) lighting equipment structurally adopts unique spherical housing, collector lens is fixed on the equatorial plane equidistant surface apart from spherical shell, two the Electric Machine Control rotation direction sun-tracings in spherical shell bottom, reach light, power saving, are easy to safeguard object is installed, rotational angle is accurate etc.
2) utilize increase income software and hardware arduino and sensor, realize simple, the efficient outdoor sun from motion tracking, and the automatic switch of natural lighting and power lighting is changed.
3) nature optical illumination is combined with Internet of Things (internet) technology, by EN28J16 ethernet interface module distributing IP address, realize the mode of logon web page the solar tracking in natural light illuminating system and powered lighting switch are carried out to long distance setting.
4) nature optical illumination is combined with wireless control technology, uses nowadays popular wifi technology and Bluetooth technology, realize closely (100 meters of left and right) controlled in wireless of mobile phone, regulate the conversion between natural daylight and powered lighting.
Accompanying drawing explanation
Fig. 1 is the structural representation of blending illumination system of the present invention;
Fig. 2 is sunlight collection device and the bogie mounting structure schematic diagram in apparatus of the present invention;
Fig. 3 is five installation of sensors position views of the follower in apparatus of the present invention;
Fig. 4 is the solar tracking drive circuit schematic diagram in apparatus of the present invention.
In figure, 1. optical filtering spherical shell, 2. Fresnel Lenses, 3. No. two convergent lenses, 4. optical fiber, 5. sunshine room lighting device, 6. polyhedron astigmatism ball, 7. light sensor, 8. power lighting converter, 9. passive runner, 10. computer, 11. single-chip microcomputers, 12. mobile phones, 13. wireless routers, 14.AP module, 15. thin tracing sensors, 16. bluetooths, 17. omni-directional wheel A, 18. omni-directional wheel B.
The specific embodiment
During system works of the present invention, acquiescence natural lighting is preferential, and when natural lighting is not enough, controlling organization can be realized automatic startup power lighting.
As shown in Figure 1, natural daylight based on Internet of Things of the present invention, the structure of electric power blending illumination system are, comprise sunlight collection device, follower, indoor mixed lighting, optical fiber 4, controlling organization, it is the preferred arduino model of single-chip microcomputer 11(that the core of five parts is controlled mainboard).
Sunlight collection device, by lens area, focal length are arranged to rational installation parameter, assembles each assembly, can elimination harmful wave bands, the tracking that realizes visible ray collects.
Indoor mixed lighting comprises sunshine room lighting device 5 and the power lighting light fixture being set up in parallel, and each sunshine room lighting device 5 comprises that a polyhedron astigmatism ball 6 and lampshade form, and power lighting light fixture is connected with normal supply line;
Optical fiber 4 is PMMA(polymethylmethacrylate polymethyl methacrylate) material making, external diameter is that 12mm, core diameter are 10mm, optical fiber 4 front ends and sunlight collection device UNICOM, optical fiber 4 ends are communicated with sunshine room lighting device 5, by calculating the loss that can obtain straight optical fiber and curved fiber, carry out reasonable line arrangement;
With reference to Fig. 2, the structure of sunlight collection device is, comprise that optical filtering spherical shell 1, Fresnel Lenses 2, secondary convergent lens 3 form, optical filtering spherical shell 1 adopts transparent acrylic material half ball cover envelope system to form, the interior equatorial plane of optical filtering spherical shell 1 is provided with Fresnel Lenses 2, Fresnel Lenses 2 is provided with secondary convergent lens 3 behind, the light-emitting window of secondary convergent lens 3 and optical fiber 4 UNICOMs, and optical filtering spherical shell 1 lower semi-body is arranged in the bogie of follower;
With reference to Fig. 2, Fig. 3, Fig. 4, the structure of follower is, comprise five sensors and a bogie with the semi-open structure of base, outer equatorial plane subtend solar direction at optical filtering spherical shell 1 is evenly provided with four photoelectric sensors (A1, A2, B1, B2), is also provided with the thin tracing sensor 15 of a subtend solar direction simultaneously on the outer equatorial plane of optical filtering spherical shell 1, in bogie, be provided with three runners, play the effect of transmission and support optical filtering spherical shell 1, one of them is passive passive runner 9, two other is that the mutually orthogonal omni-directional wheel A17 that plays driving effect and omni-directional wheel B18(are hereinafter to be referred as omni-directional wheel, the rotation direction of two omni-directional wheels is set to one along Z axis, another is along Y-axis), according to angular velocity vector composition principle, omni-directional wheel A17 and omni-directional wheel B18 are in transmission connection with reducing motor (being M1 and the M2 in Fig. 4) separately respectively, four photoelectric sensors, thin tracing sensor 15 and two reducing motors (M1 and M2) are all connected with single-chip microcomputer 11 signals.
The model of thin tracing sensor 15 is BH1750.
Follower default setting is the mode of operation while being applied to high light, the resistance of four photoelectric sensors is about several thousand to tens kilo-ohms, the resistance of adjustable resistance is set to 100 Europe, only under stronger solar irradiation, just can send Effective Numerical output, when solar irradiation is weak, now output voltage is about supply voltage, when two of each group equal output voltages of photoelectric sensor approach supply voltage big or small, can think low light environment, 11 control package units of single-chip microcomputer stop following the tracks of.
With reference to Fig. 4, sunlight collection device is in carrying out the tracing process of sunshine, first, open two photoelectric sensor (A1 that lateral orientation (being east-west direction) arranges, A2), the orientation of the perception sun (position that illumination is the strongest), after the exposure intensity parameter of acquisition sunshine, uploading to single-chip microcomputer 11 processes, single-chip microcomputer 11 starts reducing motor M1 and drives corresponding universal wheel, according to two photoelectric sensor (A1, the difference size of the illumination power A2) obtaining, regulate the length of rotation time, when difference is less than error requirements, followed the tracks of in theory errorless, now close reducing motor M1.Then, open and longitudinally face upward two other photoelectric sensor (B1, B2) that the direction of bowing (being North and South direction) arranges, working method is similar with the tracing process of aforementioned lateral, fine setting repeatedly repeatedly, until Fei Nieer lens 2 are over against the sun, now, two groups of photoelectric sensor electrical potential differences of both direction setting are zero, identical the stopping of illuminance that photoelectric sensor receives (face that two groups of photoelectric sensors surround is parallel with Fei Nieer lens 2).
By experiment, record horizontal direction (being azimuth direction) and follow the tracks of the solar time, motor continues to rotate 90 ° of about 12s of needs, can calculate and per secondly turn 7.5 °, for meticulous Tracking, be each 50ms of rotation, namely precision reaches 0.375 °, and now actual measurement can see that the hot spot of focusing can focus on fiber end face completely.Vertical direction (being elevation angle direction) also can reach above-mentioned precision while following the tracks of.
With reference to Fig. 1, Fig. 4, the structure of controlling organization is, the computer 10 that comprises long-range setting, computer 10 is connected with wireless router 13 by internet, wireless router 13 is radio access module with the AP module 14(of Ethernet interface, effect is to connect wireless network and internet) be connected, AP module 14 is connected with single-chip microcomputer 11, single-chip microcomputer 11 also simultaneously with above-mentioned five sensors, the motor of two reducing motors drives, light sensor 7 and the light fixture that carries wifi module connect respectively, the light fixture that carries wifi module is connected with power lighting converter 8, power lighting converter 8 is connected with power lighting light fixture with light sensor 7 simultaneously,
Controlling organization is provided with bluetooth 16 in addition, bluetooth equipment wireless connections on bluetooth 16 and mobile phone 12, the other lamp switch wireless connections with carrying wifi module of bluetooth 16, for the data of each sensor collection are spread out of by bluetooth approach, utilize the bluetooth equipment reception on in-plant mobile phone 12 to check, the lamp switch that carries wifi module by the direct control of mobile phone 12 equally moves, and also can realize in-plant control function.
The course of work of apparatus of the present invention is, when the illuminance of indoor sunlight reaches setting threshold, sunlight collection device is started working, first open two groups of photoelectric sensors, for rough location, two groups of photoelectric sensors gather respectively sunshine signal and are sent to single-chip microcomputer 11, the signal that single-chip microcomputer 11 is exported after processing enters motor driver and controls respectively reducing motor (M1 and M2) rotation, drive respectively omni-directional wheel (omni-directional wheel A17 and omni-directional wheel B18) separately to rotate, adjust sunlight collection device towards the angle of the sun, finally make Fei Nieer lens 2 over against the sun, sunshine penetrates optical fiber 4 and is admitted to indoor sunshine room lighting device 5 after collecting, indoor light sensor 7(ambient light illumination sensor) again feed back to single-chip microcomputer 11 after catching maximum illumination signal, settled date corrective action is stopped, by the network equipment, receive and wireless signal emission (with reference to figure 1), can allow user indoor illumination information on far-end computer or smart mobile phone, be detected, and can, to its opening and closing, realize Long-distance Control,
When lower threshold falls brokenly in indoor dimmed room illuminance, light sensor 7 receives corresponding signal, in the time of parameter display, also exported the relay of actuating signal to power lighting light fixture, relay is opened the switch of 220V power lighting circuit, starts power lighting;
If personnel leave indoor, can transfer wireless control mode to, by bluetooth or WIFI, realize remote switch and control.While needing operated from a distance, operating personnel are by the computer 10 default webpages in login internet, send instructions to wireless router 13, wireless router 13 sends instruction to carrying in the AP of single-chip microcomputer 11 and Ethernet interface module 14, AP module 14 is again to the light fixture transmit button lamp action command that carries wifi module, and power lighting converter 8 opens or closes power lighting light fixture.
Key technology scheme of the present invention comprises following 4 points:
1) utilize self-compiling program to control reducing motor and drive the outdoor position of sun of Fei Nier lens automatic following, guarantee the matching size of Fei Nier lens, the structure of outdoor installation, low noise as far as possible; It is r=0.2m(S=0.1256m that embodiment adopts radius
2) circular Fei Nier lens, by being normal sunshine 1000W/m
2situation under approximately intercept and capture 125.6W solar radiant energy, after elimination ruddiness purple light, can also be left in theory the solar radiant energy of 60W.
2) the innovative assembly of robot of sunlight collection Qi Shiyige omnidirectional and ball-shape robot: the omni-directional wheel of one group of quadrature of employing is controlled the rotation of collector, carry out horizontal divertical motion and the dynamics Vecter cotpling of facing upward the motion of bowing, simplify the difficulty in control system programming, and effectively reduced time and energy that track path consumes.Lagrange's equation based under energy consumption, sets up the kinematical equation of collector, thereby embodies the present invention without the advantage of The Cloud Terrace tracking structure.
3) lighting standard of the automatic switchover of natural lighting and powered lighting: according to the Commission Internationale de L'Eclairage of CIE(International Commission on Illumination) setting, take the lobby in common buildings region is example, require average illumination to reach 200lx, it is 400lx that standard office environment needs average illumination.In order to make up the deficiency that night or cloudy daylight illumination cannot operations, native system is combined existing powered lighting with natural lighting, utilize the control program of designed, designed, can make natural lighting and power lighting automatically switch, when illumination is not enough, automatic turns on power is thrown light on, and does not affect the effect of integral illumination system.
4) utilize internet of things functional to realize the function of remote control switch and Long-distance Control illumination: to utilize the wireless control technology in Internet of Things, realize intelligent lighting and control.Natural lighting utilizes the zigbee wireless communication technology in technology of Internet of things to eliminate the shortcoming that disaster hidden-trouble and circuit are inconvenient to change, user both can log in yeelink webpage by PC or mobile phone and control lighting circuit simultaneously, can closely by WiFi and zigbee, control wireless lighting circuit again, illuminator is more intelligent.
Claims (1)
1. the natural daylight based on Internet of Things, an electric power blending illumination system, is characterized in that: comprise sunlight collection device, follower, indoor mixed lighting, optical fiber (4), controlling organization,
The structure of described sunlight collection device is, comprise optical filtering spherical shell (1), the interior equatorial plane of optical filtering spherical shell (1) is provided with Fresnel Lenses (2), Fresnel Lenses (2) is provided with secondary convergent lens (3) behind, the light-emitting window of secondary convergent lens (3) and optical fiber (4) UNICOM, optical fiber (4) end is communicated with sunshine room lighting device (5), and optical filtering spherical shell (1) lower semi-body is arranged in the bogie of follower;
The structure of described follower is, comprise five sensors and a bogie, outer equatorial plane subtend solar direction at optical filtering spherical shell (1) is evenly provided with four photoelectric sensors, is also provided with the thin tracing sensor (15) of a subtend solar direction simultaneously on the outer equatorial plane of optical filtering spherical shell (1); In bogie, be provided with three runners, one of them is passive runner (9), two other is mutually orthogonal omni-directional wheel A (17) and omni-directional wheel B (18), and omni-directional wheel A (17) and omni-directional wheel B (18) are in transmission connection with reducing motor separately respectively;
The structure of described indoor mixed lighting is, comprise the sunshine room lighting device (5) and the power lighting light fixture that are set up in parallel, each sunshine room lighting device (5) comprises a polyhedron astigmatism ball (6) and lampshade, and power lighting light fixture is connected with normal supply line;
The structure of described controlling organization is, comprise computer (10), computer (10) is connected with wireless router (13) by internet, wireless router (13) is connected with the AP module (14) of Ethernet interface, AP module (14) is connected with single-chip microcomputer (11), single-chip microcomputer (11) also simultaneously with above-mentioned five sensors, the motor of two reducing motors drives, light sensor (7) and the light fixture that carries wifi module connect respectively, the light fixture that carries wifi module is connected with power lighting converter (8), power lighting converter (8) is connected with power lighting light fixture with light sensor (7) simultaneously,
Described controlling organization is provided with bluetooth (16), the bluetooth equipment wireless connections on bluetooth (16) and mobile phone (12), the other lamp switch wireless connections with carrying wifi module of bluetooth (16);
Described optical filtering spherical shell (1) adopts transparent acrylic material half ball cover envelope system to form.
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| EP3026365B1 (en) | 2014-11-25 | 2018-01-03 | Marcelo Ymbern | Active sunlight redirection system |
| CN106772972B (en) * | 2015-11-19 | 2020-03-27 | 刘伟 | Split type fixed transmission-reflection type sunlight transmission device with reflection handle |
| US20190113196A1 (en) | 2016-04-04 | 2019-04-18 | Marcelo Ymbern | Active sunlight redirection system |
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