CN104199496A - Solar steady persistence lighting system and excitation method thereof - Google Patents
Solar steady persistence lighting system and excitation method thereof Download PDFInfo
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- CN104199496A CN104199496A CN201410392467.5A CN201410392467A CN104199496A CN 104199496 A CN104199496 A CN 104199496A CN 201410392467 A CN201410392467 A CN 201410392467A CN 104199496 A CN104199496 A CN 104199496A
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Classifications
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D25/00—Control of light, e.g. intensity, colour or phase
- G05D25/02—Control of light, e.g. intensity, colour or phase characterised by the use of electric means
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/10—Controlling the intensity of the light
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
- H02J7/35—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Power Engineering (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
- Road Signs Or Road Markings (AREA)
Abstract
A solar steady persistence lighting system comprises a solar cell system (1), an IC (integrated circuit) controller (2), a photosensitive control element (3) and electroluminescent devices (4). One or more electroluminescent devices (4) are arranged around or inside every steady persistence light emitter (5) and connected and mounted with the IC controller (2) through a line, and the IC controller (2) is connected and mounted with the solar cell system (1) and the photosensitive control element (3) respectively through lines. An excitation method of the solar steady persistence lighting system is characterized in that the IC controller receives a signal of a photosensitive element when the photosensitive element which is under the control of the IC controller senses that the ambient light illumination is smaller than a set illuminance value, the IC controller controls the electroluminescent device to start working, the electroluminescent device stops emitting light for set stop time after emitting light for set light-emitting time, and the above process is recycled. The IC controller controls the electroluminescent device to completely stop working when the photosensitive element senses that the ambient light illumination is larger than the set illuminance value. According to the solar steady persistence lighting system and the excitation method thereof, the uncontrollable luminance of the steady persistence light emitters can be artificially controlled, and the luminance of a product can be designed as needed.
Description
Technical field
The invention relates to a kind of long-persistence luminous system with sun power, is specifically related to the long-persistence luminous system of a kind of sun power and exciting method thereof.
Background technology
Long-afterglow material is a kind of light accumulation type embedded photoluminescent material, after it is subject to the optical excitation of certain hour and some strength, can continue luminous a kind of material exciting after stopping, its lasting luminous intensity by height gradually the process of step-down be just called twilight sunset.Its luminosity curve is the stack of negative exponential function and hyperbolic function, and after stopping exciting, the time, shorter brightness was higher, and the time, longer brightness was lower.
Sun power refer to utilize sunshine generate electricity (or heating) energy is provided, wherein the solar electrical energy generation of widespread use at present utilizes photoelectric conversion mode exactly, solar electrical energy generation is a kind of emerging renewable eco-friendly power source.
Long afterglow product has been widely applied to the numerous areas such as indoor fire-fighting exit signs sign, boats and ships sign at present.Especially interior length twilight sunset fire-fighting evacuation indication product is its main application, and many countries have promulgated the relevant criterion of long-persistence luminous exit signs sign.Long afterglow fire-fighting evacuation indication product is generally used in indoor, when it is subject to, after exciting of indoor environment light, playing low light level inducing action under night or powering-off state, guides the evacuating personnel escape in buildings.Have night the place that personnel go to generally to have illumination, when in emergency circumstances power-off suddenly, personnel's evacuation mainly concentrates in 30 minutes and (is generally also no more than 60 minutes); Due to indoor relative closure, spuious light intensity is very low simultaneously.Therefore, the luminous level of the long-persistence luminous fire-fighting of majority state sign product be 10 minutes between 100～300mcd/sqm, the luminosity of 1 hour is between 14～40mcd/sqm.
Some research institutions and company are also attempting that long afterglow product is applied to open air both at home and abroad, and for example Chinese patent 201120106933.0 discloses a kind of long afterglow luminescence reflection combined traffic safety mark, and this product is applied on outdoor highway exactly.Visible open report (uses D65 standard sources at present, under the light intensity of 1000LX, exciting 10 minutes) the maximum brightness level of long-lasting phosphor is at 30 minutes 550mcd/sqm, the brightness 250mcd/sqm left and right of 1 hour, the brightness 130mcd/sqm left and right of 2 hours, 3 hours 80mcd/sqm left and right, 6 hours 25mcd/sqm left and right.Due to out of doors, from the sun, setting that sky grows dark is completely a progressive process, conventionally needs about 2 hours, and in this process, long afterglow is that consumption in luminous energy is greater than the process of surround lighting to its supplementary energy.If therefore long afterglow product only depends on surround lighting to excite out of doors, after waiting until, when people need long-persistence luminous product that guide is provided, the brightness of this product has decayed about 2 hours complete night in the evening.Owing to there is no strong excitation source, simultaneously because outdoor parasitic light is relatively many, environment is not very dark, so people often feel that long-persistence luminous product illumination effect is out of doors undesirable.Improve long afterglow product out of doors the luminosity under environment for use condition be to perplex the main bugbear that this product is applied out of doors always.
Certainly, there have been on the market at present some solar LED light-emitting devices selling, such as sun power floor-lamp, sun power park ornament lamp, solar energy spike etc.These products are all to utilize solar panel, accumulator, control circuit, LED luminophor and related accessory etc., are designed to according to actual needs different patterns and shape, thereby manufacture the solar LED light-emitting device needing.The area of solar cell is 110W/m2 at present, the solar-electricity power output plate of one 10 centimetres * 10 centimetres only has 1.1 watts, in addition owing to being easily subject to the impact of weather (weather) and the restriction in geographic position, general solar-powered illuminator is generally difficult to guarantee that light device lasts through the night sends more intense light.In order to address this problem, be generally all to adopt as much as possible larger solar panel, but excessive solar panel cause cost of products too high; Some light-emitting device is subject to the restriction of installation site and condition in addition, and excessive solar panel should not be installed.
Summary of the invention
The technical matters that the invention will solve is to provide the long-persistence luminous system of a kind of sun power and exciting method thereof.
The thinking of the invention:
For the problems referred to above, the invention proposes the long-persistence luminous system of a kind of sun power.Take long-afterglow material as main body luminescent device, sunshine charges and excites solar cell and long-afterglow material simultaneously by day, at night, by solar cell, regularly drive electroluminescent device luminous and long-afterglow material is supplemented and to be excited, make long-afterglow material be tending towards all the time in the dark high-order luminance, due to solar energy system be discontinuity pass through drive electroluminescent device and supplement and excite to long afterglow product, greatly reduce the requirement of the accessories such as the area of solar energy system and battery capacity.
The invention has changed the present situation that long afterglow product in the past only relies on the environment light source to excite under use state out of doors, introduce solar cell and drive electroluminescent device by IC (circuit controller) intermittent, make its inspired long-lasting material when is luminous itself, long after glow luminous material can be subject to exciting of intermittent like this, thereby the luminosity of long-afterglow material in actual working environment is than thinking the raising that only depends on surround lighting to excite the order of magnitude.
Daytime, sunshine was given long-afterglow material and solar cell system makeup energy simultaneously.When coming night, be first that long after glow luminous material sends visible ray, after the luminosity of light activated element perception surround lighting is lower than a certain desired value (after also can allowing the luminosity of light activated element perception long-afterglow material lower than a certain desired value), controller is controlled solar cell system work, lights the electroluminescent device in long-lasting phosphor; When electroluminescent device is luminous, long after glow luminous material is excited to makeup energy.When electroluminescent device is out-of-work, long after glow luminous material is luminous, thereby the product of the invention is maintained on certain luminosity, (sees Fig. 1: the product of the invention maintains principle of luminosity figure).Can be according to different long-afterglow materials, specialized designs controller circuitry; Can also drive the size of battery to regulate the brightness of electroluminescent device by control.By regulating dutycycle (in Fig. 2: the time ratio of the ratio of the working time t1 of electroluminescent device and the stand-by time t2 of electroluminescent device) controlling the work of electroluminescent device and stopping, the optimal balance point that reaches economize on electricity and illumination effect, makes it to bring into play optimal performance.
In addition, can also according to actual needs reflex reflection product be attached on the product of the invention, make the invention product there is luminous and reflection function simultaneously.
Principle based on the invention can be made many autoluminescence products, can be widely used on highway, town road, highway, Lv Dao, park, the outdoor roads such as billboard or facility away from urban district.Can play the effects such as low light level illumination, security warning, indicating position.If be made into way mark product, can provide safety guarantee to Vehicle Driving Cycle, can also provide warning and inducing action to pedestrian, even can be made into product and use as lane line.Because the invention product does not need civil power, be the product of real energy-saving and environment friendly safety, there is boundless market outlook and social benefit.
Fig. 2 be solar cell drive electroluminescent device work time electric current and the relation of time: thereby can be by regulating the length of t1 and t2 and time length and the interval that dutycycle is controlled electroluminescent device work and stopped; Also the size that can control electric current I is controlled the brightness of electroluminescent device.
Fig. 3 is the relation of luminosity and time:
When b1 is electroluminescent device work, brightness luminosity curve when long-lasting phosphor is excited by electroluminescent device;
B2 is the invention product electroluminescent device out-of-work time, long-lasting phosphor luminous brightness decay curve;
When b4 is electroluminescent device work, the luminosity curve of electroluminescent device itself;
To be long-lasting phosphor excited the light emission luminance value of long-lasting phosphor while stopping by electroluminescent device to Bs1, and after long-lasting phosphor is made, the value of Bs1 is decided by brightness, wavelength and the work duration of electroluminescent device;
Bs2 is the desired value (this desired value can be set according to the purposes of product and user's request) of certain after-glow brightness selected on the die-away curve of long-lasting phosphor;
T1 is the duration of the invention product electroluminescent device real work within the single work period;
T2 is the actual out-of-work duration of the invention product electroluminescent device within the single work period, and it is the poor of time that Bs2 is corresponding with Bs1;
B3 is the long-persistence luminous brightness curve (only depending on surround lighting to excite) that adopts the similar products of Chinese patent 201120106933.0 making, 1 hour 250mcd/sqm of its brightness, 3 hours 80mcd/sqm, 6 hours 25mcd/sqm, 9 hours 15mcd/sqm, its actual luminosity is in the second half of the night very low as seen.
The product of the invention manufacture key point be selection, time t1 and the setting of t2 of long after glow luminous material, the selection of the setting of photosensitive control element, electroluminescent device and the selection of solar cell system:
1, the selection of long after glow luminous material: according to commercial long after glow luminous material on the market at present, aluminates system is selected in suggestion, glow color is yellowish green or bluish-green, and particle diameter scope is at 5～200um, and best particle diameter scope is at about 100～200um.
2, the setting of t1 time: according to factors such as the material of long afterglow raw material in Manufactured long-lasting phosphor (aluminate, silicate etc.), glow color (sending light wavelength), thickness, first test its saturation curve that excites; T1 is exactly that electroluminescent device inspired long-lasting luminophor approaches the duration that saturated mode needs.T1 is between 0.1 second to 30 minutes.
3, the setting of t2 time: according to factors such as the material of long afterglow raw material in Manufactured long-lasting phosphor (aluminate, silicate etc.), glow color (yellowish green, bluish-green etc.), thickness, first test its luminosity die-away curve; In conjunction with this die-away curve, set the minimum luminosity numerical value Bs2 of needs, t2 is exactly the poor of time point that Bs2 is corresponding with Bs1.T2 is between 0.5 second to 60 minutes.
4, the setting of photosensitive control element: common illumination at the night 0.2lx only of full moon, and China's major urban arterial highway illumination requirement is not less than 15Lx; Therefore the brightness value that excites of photosensitive control element is set between 1 to 15Lx.
5, the selection of electroluminescent device: after t1 and t2 determine, in conjunction with the amount of capacity of solar cell system, the shape of long-lasting phosphor, excite saturation curve etc. because usually determining arrangement and the luminous intensity of electroluminor; Particularly will be in conjunction with the characteristic of the excitation wavelength of long after glow luminous material and the emission wavelength that actual needs is selected electroluminor.
6, the selection of solar cell: be mainly to select suitable solar-electricity board size and the capacity of accumulator according to the power of electroluminescent device and single work duration round the clock, solar cell has been ripe known technology, repeats no more.
The product main composition parts of the invention:
1, solar cell system: mainly comprise solar panel, accumulator.The integrated system part that can adopt integral type, also can adopt split type system, and its Main Function converts sun power to exactly electric energy and stores.
2, IC circuit controller: Main Function is exactly the signal that receives photosensitive control element, controls the impulse electricity of accumulator, and the work of electroluminescent device with stop etc.
3, photosensitive control element: light activated element inductor, illumination that can perception surround lighting (or long-afterglow material), thus feed back signal to IC controller.
4, electroluminescent device: electroluminescent device can be bulb, fluorescent tube, can be also LED luminescent device, can adopt white light, royal purple light, purple light etc. to be easy to the light source of inspired long-lasting.Electroluminescent device can the back side of long-lasting phosphor, side, inside or above, thereby also can add as required light guide plate thereon, make it luminous evenly.
5, long-lasting phosphor: form by long after glow luminous material and other transparent medium mixing manufacture.The transparent medium using can be the media such as plastics, resin, rubber or glass with certain light transmission; The long after glow luminous material adding in medium can be single thing or the potpourri of the material of one or more glow colors such as yellow green, blue-green; Can be a slice or multi-disc, shape can be the shapes such as rectangular, rhombus, circle, thickness can be according to actual needs can be thick can be thin; Also can directly be cast in as required electroluminescent device surface.
6, shell (or support): shell or support material can be the solid materials such as plastics, metal; Can adopt the technological formings such as injection moulding, cast, engraving.Shell or support can be circle, road sign type, square or other shape needing, and can be the patterns such as protrusion type, cylinder formula, lower embedded.
7, other accessory: comprise shell, securing member, retroreflective body etc.
Wherein, 1, solar cell system; 2, IC control circuit; 3, photosensitive control element; 4, electroluminescent device; 5, five critical pieces of long-lasting phosphor are indispensable, and other parts are selected according to actual conditions.
The concrete technical scheme of the invention is: the long-persistence luminous system of a kind of sun power, comprise one or more long-lasting phosphors 5, it is characterized in that, an above long-lasting phosphor 5 is separate type or centralized placement, also comprise solar cell system 1, IC circuit controller 2, photosensitive control element 3, electroluminescent device 4, one or more electroluminescent devices 4 are equipped with in around each long-lasting phosphor 5 or inside, electroluminescent device 4 is equipped with IC circuit controller 2 by connection, IC circuit controller 2 is equipped with solar cell system 1 and photosensitive control element 3 by connection respectively.During installation, above-mentioned device is packed in the housing with defencive function.Electroluminescent device 4 is also equipped with the light guide plate that uniformly light-emitting is used around, and long-lasting phosphor 5 is also equipped with reflex reflection product around.Can be specifically:
1, the long-persistence luminous system of a kind of sun power, it is characterized in that, be shaped as rectangular parallelepiped, long-lasting phosphor 5 is equipped with on one side of end face, photosensitive control element 3 is equipped with on long-lasting phosphor 5 sides, long-lasting phosphor 5 is equipped with electroluminescent device 4 with photosensitive control element 3 body inside below, and the another side of end face is equipped with solar cell system 1, and IC circuit controller 2 is equipped with in solar cell system 1 rectangular parallelepiped inside below; Solar cell system 1 passes through connection with IC circuit controller 2, IC circuit controller 2 passes through connection with photosensitive control element 3, IC circuit controller 2 is with electroluminescent device 4 by connection, and electroluminescent device 4 passes through connection with long-lasting phosphor 5; Transparent PMMA shell 7 is also equipped with at described truncated cone top, and system also has aluminum alloy casing 6, and rectangular parallelepiped is contained on aluminum alloy casing 6.
2, the long-persistence luminous system of a kind of sun power, it is characterized in that, be shaped as up-small and down-big truncated cone, end face is equipped with solar cell system 1, photosensitive control element 3 is equipped with on solar cell system 1 side, IC circuit controller 2 is equipped with in solar cell system 1 truncated cone inside below, and wherein two relative inclined-planes are equipped with long-lasting phosphor 5, and electroluminescent device 4 is equipped with in long-lasting phosphor 5 truncated cone inside below; Solar cell system 1 passes through connection with IC circuit controller 2, IC circuit controller 2 passes through connection with photosensitive control element 3, IC circuit controller 2 is with electroluminescent device 4 by connection, and electroluminescent device 4 passes through connection with long-lasting phosphor 5; Shell 6 is also equipped with in described truncated cone bottom, and retroreflection sheet 7 is contained on shell 6.
3, the long-persistence luminous system of a kind of sun power, it is characterized in that, be shaped as rectangular parallelepiped, IC circuit controller 2 is housed in the middle of bottom, IC circuit controller 2 is equipped with solar cell system 1 above, solar cell system 1 is shell 6, a plurality of electroluminescent devices 4 are housed in shell 6, electroluminescent device 4 is equipped with long-lasting phosphor 5 above, transparent panel 7A is equipped with in one side of solar cell system 1, another other PMMA reflecting material 7B that is equipped with of solar cell system 1, transparent panel 7A is equipped with photosensitive control element 3 in side; Solar cell system 1 passes through connection with IC circuit controller 2, IC circuit controller 2 passes through connection with photosensitive control element 3, IC circuit controller 2 is with electroluminescent device 4 by connection, and electroluminescent device 4 passes through connection with long-lasting phosphor 5.
Other can also have multiple.
The long-persistence luminous system of a kind of sun power as above, long-lasting phosphor 5 for particle size diameter be generally 5-200um aluminate, silicate (preferably strontium aluminate) etc. other there is the long after glow luminous material of long afterglow property and high transparent resin according to 1: the mixture of the ratio of 1-5 (preferably 2: 3).
The exciting method of the long-persistence luminous system of a kind of sun power as above, it is characterized in that: under IC controller is controlled, when light activated element perceives ambient light illumination lower than setting brightness value, IC controller is received the signal of light activated element, IC controls electroluminescent device and starts working, the every light setting of electroluminescent device is extinguished setting stand-by time again after the working time, so iterative cycles; When light activated element perceives ambient light illumination, be greater than setting brightness value, IC controls electroluminescent device and quits work completely.Setting brightness value is 1-15lx, and setting fluorescent lifetime is 0.1 second to 30 minutes, and setting the fall time is 0.5 second to 60 minutes.Setting fluorescent lifetime is longer or/and the setting fall time is shorter, and the brightness of this product is higher, can by IC controller, set according to actual needs.In the situation that solar-electricity tankage allows, the power of electroluminescent device is larger, and the brightness of this product is higher, can set according to actual needs.Set in the working time the luminous and inspired long-lasting luminophor 5 of electroluminescent device 4, set in stand-by time electroluminescent device 4 not luminous, long-lasting phosphor 5 is luminous.
The product that the invention is made detects by reality, can make the minimum luminosity of long-lasting phosphor maintain that on a certain desired value, (desired value can reach 1000mcd/sqm always, even higher), and traditional only relying on the light activated long-persistence luminous product of outdoor environment is luminous after darkness decays always, more than general darkness is difficult to reach 150mcd/sqm later, the brightness of 6 hours is only in 25mcd/sqm left and right in the dark, and effect is after midnight poorer.If but the invention product electroluminescent device at night is worked 2 minutes per half an hour, more than the luminosity that can guarantee long-lasting phosphor maintains 300mcd/sqm all the time, the product of the invention has leaping of matter with traditional product on luminosity, the invention has been played huge impetus to industry, if the product of the invention is simultaneously widely applied and will plays huge society and economic benefit, specific as follows:
1, solved and perplexed for many years the difficult problem (luminosity is low) that long afterglow product is applied out of doors, from but long after glow luminous material use on a large scale and become possibility out of doors.
2, the luminosity that has solved long after glow luminous material is according to negative exponent Natural Attenuation, and the passive situation that after-glow brightness is more and more lower can make the luminosity of long-persistence luminous product be greater than setting value Bs2 always.The invention has solved that people thirst for solving always but the technical barrier of failing all the time to succeed.
3, the luminosity that makes long-lasting phosphor becomes manually controlledly from uncontrollable, and the luminosity required design of product becomes possibility, thereby has greatly expanded the usable range of long afterglow product, and market potential is huge.Particularly can be used for road lighting or induction, alternative civil power lighting installation, power and energy saving and save the huge investment over ten billion Yuan of civil power lighting installation, every year also at least can using electricity wisely expense over ten billion Yuan, and be suitable for people's visual experience, can be not dazzling etc., be beneficial to people to go on a journey safely, there are huge economic benefit and social benefit.
Accompanying drawing explanation
Fig. 1 is that the product of the invention maintains principle of luminosity figure.
Fig. 2 be solar cell drive electroluminescent device work time electric current and the graph of a relation of time.
Fig. 3 is the graph of a relation of luminosity and time.
Fig. 4 a is the plan structure schematic diagram of one of the invention, and Fig. 4 b is the main TV structure diagrammatic cross-section of one of the invention.
Fig. 5 a is two the structural representation of the invention, and Fig. 5 b is two the main TV structure diagrammatic cross-section of the invention.
Fig. 6 a is three the main TV structure diagrammatic cross-section of the invention, and Fig. 6 b is three the plan structure schematic diagram of the invention.
Fig. 7 is four the structural representation of the invention.
Fig. 8 a is five the main TV structure diagrammatic cross-section of the invention, and Fig. 8 b is five the plan structure schematic diagram of the invention.
Embodiment
Specific implementation method example:
One, a kind of sun power is long-persistence luminous:
As Fig. 4:
1, solar cell system: solar panel and accumulator.
2, IC controller: when light activated element perceives ambient light illumination lower than 10lx, IC controller is received the signal of light activated element, IC controls electroluminescent device and starts working, and the every work of electroluminescent device 2 minutes, stops 15 minutes, so iterative cycles; When light activated element perceives ambient light illumination, be greater than 10lx, IC controls electroluminescent device and quits work completely.
3, photosensitive control element: the parameter that inspires that photosensitive control element is set is 10lx (ambient light brightness value).
4, electroluminescent device: the LED luminescent device of the purple light that turns blue.
5, long-lasting phosphor: after adopting granularity to be approximately the strontium aluminate yellow green long after glow luminous material of 200um and high transparent acryl resin to mix according to the ratio of 1: 1, be filled in the groove of transparent outer cover approximately 3 millimeters of filling thickness.
6, aluminum alloy casing: aluminum alloy casing, also can adopt other material according to actual needs.
7, transparent PMMA shell: transparent PMMA shell, adopts injection mo(u)lding.
Long-persistence luminous of the sun power of making based on this method can guarantee to continue luminosity greatly more than 1000mcd/sqm at night, and according to 8 hours evenings (480 minutes), the electroluminescent device time service time was about only 1 hour.The size of deisgn product according to actual needs, this product can be for outdoor locations such as square, Lv Dao, parks, as uses such as floor-lamp, ornament lamp, lines.
Two, the long-persistence luminous bump sign of a kind of sun power
As Fig. 5:
1, solar cell system: solar panel and accumulator.
2, IC controller: when light activated element perceives ambient light illumination lower than 5lx, IC controller is received the signal of light activated element, IC controls electroluminescent device and starts working, and the every work of electroluminescent device 2 minutes, stops 30 minutes, so iterative cycles; When light activated element perceives ambient light illumination, be greater than 5lx, IC controls electroluminescent device and quits work completely.
3, photosensitive control element: the parameter that inspires that photosensitive control element is set is 5lx (ambient light brightness value).
4, electroluminescent device: the LED luminescent device of the look that turns white.
5, long-lasting phosphor: after adopting granularity to be approximately the strontium aluminate yellow green long after glow luminous material of 150um and high transparent epoxy resin resin to mix according to the ratio of 3: 2, be embedded on shell after reverse mould moulding.
6, shell: aluminium closes shell, adopts moulding by casting.
7, retroreflection sheet: PMMA retroreflection sheet is embedded on shell.
The long-persistence luminous bump sign of sun power of making based on this method, can guarantee to continue luminosity greatly more than 400mcd/sqm at night, and according to 8 hours evenings, the electroluminescent device time service time was about only 0.5 hour.This luminous road surface identification can be arranged on road both sides of the edge, is used to indicate road working direction, and retroreflection sheet plays vectoring aircraft motor-car driver and drives, and long afterglow self-luminescence material plays guiding pedestrian and bicycle driver walking or drives.
Three, the long-persistence luminous reflective device of a kind of solar LED of square lower embedded
As Fig. 6:
1, solar cell system: solar panel and accumulator.
2, IC controller: when light activated element perceives ambient light illumination lower than 10lx, IC controller is received the signal of light activated element, IC controls electroluminescent device and starts working, and the every work of electroluminescent device 3 minutes, stops 30 minutes, so iterative cycles; When light activated element perceives ambient light illumination, be greater than 10lx, IC controls electroluminescent device and quits work completely.
3, photosensitive control element: the parameter that inspires that photosensitive control element is set is 10lx (ambient light brightness value).
4, electroluminescent device: the LED luminescent device of the purple light that turns blue.
5, long-lasting phosphor: after adopting granularity to be approximately the strontium aluminate yellow green long after glow luminous material of 150um and high transparent PMMA fat resin to mix according to the ratio of 3: 2, manufacture after tabular and be processed into corresponding shape.
6, shell: shell adopts aluminium alloy moulding by casting.
7, accessory: 7A is transparent panel, adopts tempered glass; 7B is the reflecting material lattice material of PMMA.
The long-persistence luminous reflective device of this square lower embedded solar LED, can interval or be arranged on continuously in the middle of highway as shielding wire, also can be according to using as lines or stop line at crossing, this device can guarantee to continue luminosity greatly more than 500mcd/sqm at night.
Four, the long-persistence luminous band of a kind of sun power
As Fig. 7:
1, solar cell system: solar panel and accumulator.
2, IC controller: when light activated element perceives ambient light illumination lower than 10lx, IC controller is received the signal of light activated element, IC controls electroluminescent device and starts working, and the every work of electroluminescent device 5 minutes, stops 30 minutes, so iterative cycles; When light activated element perceives ambient light illumination, be greater than 10lx, IC controls electroluminescent device and quits work completely.
3, photosensitive control element: the parameter that inspires that photosensitive control element is set is 10lx (ambient light brightness value).
4, electroluminescent device: flexible el band.
5, long-lasting phosphor: flexible long-persistence luminous band, is used granularity to mix according to the ratio of 1: 1 at the alumine acid strontium long afterglow luminescent powder of 40um left and right and transparent PU, then by extruding or be coated with the banded long-lasting phosphor of manufacture.
Flexible el band and banded long-lasting phosphor are combined with each other, then with other component combination together.This luminous zone is changeable according to actual needs, can be fixed on ground, as the lines of road, graticule, walkway zebra stripes etc.Actual measurement brightness value is more than 250mcd/sqm.
Five, a kind of sun power long-afterglow luminous marker
1, solar cell system: solar panel and accumulator.
2, IC controller: when light activated element perceives ambient light illumination lower than 15lx, IC controller is received the signal of light activated element, IC controls electroluminescent device and starts working, and the every work of electroluminescent device 2 minutes, stops 15 minutes, so iterative cycles; When light activated element perceives ambient light illumination, be greater than 10lx, IC controls electroluminescent device and quits work completely.
3, photosensitive control element: the parameter that inspires that photosensitive control element is set is 15lx (ambient light brightness value).
4, electroluminescent device: the LED luminescent device of the purple light that turns blue.
5, long-lasting phosphor: after adopting granularity to be approximately the strontium aluminate yellow green long after glow luminous material of 180um and high transparent acryl resin to mix according to the ratio of 1: 1, then adopt reverse mould to pour into arrowhead form.
6, shell: shell adopts stainless steel, moulding by casting.
7, shell: transparent panel adopts tempered glass.
The long-persistence luminous sign of sun power is elegant in appearance, and environmental protection and energy saving can be for positions such as square, Lv Dao, parks, and long afterglow part can be arrow, numeral, letter or pattern etc. according to actual needs.Actual measurement brightness value is more than 300mcd/sqm.
Claims (8)
1. the long-persistence luminous system of sun power, comprises one or more long-lasting phosphors (5), it is characterized in that, an above long-lasting phosphor (5) is separate type or centralized placement; Also comprise solar cell system (1), IC circuit controller (2), photosensitive control element (3), electroluminescent device (4), each long-lasting phosphor (5) around or inside one or more electroluminescent devices (4) are housed, electroluminescent device (4) is equipped with IC circuit controller (2) by connection, and IC circuit controller (2) is equipped with solar cell system (1) and photosensitive control element (3) by connection respectively.
2. the long-persistence luminous system of sun power, it is characterized in that, be shaped as rectangular parallelepiped, long-lasting phosphor (5) is equipped with on one side of end face, photosensitive control element (3) is equipped with on long-lasting phosphor (5) side, long-lasting phosphor (5) is equipped with electroluminescent device (4) with photosensitive control element (3) body inside below, the another side of end face is equipped with solar cell system (1), and IC circuit controller (2) is equipped with in solar cell system (1) rectangular parallelepiped inside below; Solar cell system (1) passes through connection with IC circuit controller (2), IC circuit controller (2) passes through connection with photosensitive control element (3), IC circuit controller (2) is with electroluminescent device (4) by connection, and electroluminescent device (4) passes through connection with long-lasting phosphor (5); Transparent PMMA shell (7) is also equipped with at described truncated cone top, and system also has aluminum alloy casing (6), and rectangular parallelepiped is contained on aluminum alloy casing (6).
3. the long-persistence luminous system of sun power, it is characterized in that, be shaped as up-small and down-big truncated cone, end face is equipped with solar cell system (1), photosensitive control element (3) is equipped with on solar cell system (1) side, IC circuit controller (2) is equipped with in solar cell system (1) truncated cone inside below, wherein two relative inclined-planes are equipped with long-lasting phosphor (5), and electroluminescent device (4) is equipped with in long-lasting phosphor (5) truncated cone inside below; Solar cell system (1) passes through connection with IC circuit controller (2), IC circuit controller (2) passes through connection with photosensitive control element (3), IC circuit controller (2) is with electroluminescent device (4) by connection, and electroluminescent device (4) passes through connection with long-lasting phosphor (5); Shell (6) is also equipped with in described truncated cone bottom, and retroreflection sheet (7) is contained on shell (6).
4. the long-persistence luminous system of sun power, it is characterized in that, be shaped as rectangular parallelepiped, IC circuit controller (2) is housed in the middle of bottom, IC circuit controller (2) is equipped with solar cell system (1) above, solar cell system (1) is shell (6), a plurality of electroluminescent devices (4) are housed in shell (6), electroluminescent device (4) is equipped with long-lasting phosphor (5) above, transparent panel (7A) is equipped with in one side of solar cell system (1), another other PMMA reflecting material (7B) that is equipped with of solar cell system (1), the other photosensitive control element (3) that is equipped with of transparent panel (7A), solar cell system (1) passes through connection with IC circuit controller (2), IC circuit controller (2) passes through connection with photosensitive control element (3), IC circuit controller (2) is with electroluminescent device (4) by connection, and electroluminescent device (4) passes through connection with long-lasting phosphor (5).
5. the long-persistence luminous system of a kind of sun power according to claim 1, is characterized in that, long-lasting phosphor (5) is also equipped with reflex reflection product around.
6. according to the long-persistence luminous system of a kind of sun power described in claim 1 or 2 or 3 or 4 or 5, it is characterized in that, electroluminescent device 4 also fills light guide plate around.
7. the exciting method of the long-persistence luminous system of a kind of sun power described in claim 1 or 2 or 3 or 4 or 5, it is characterized in that: under IC controller is controlled, when light activated element perceives ambient light illumination lower than setting brightness value, IC controller is received the signal of light activated element, IC controls electroluminescent device and starts working, the every light setting of electroluminescent device is extinguished setting stand-by time again after the working time, so iterative cycles; When light activated element perceives ambient light illumination, be greater than setting brightness value, IC controls electroluminescent device and quits work completely.
8. the exciting method of the long-persistence luminous system of a kind of sun power according to claim 7, is characterized in that: described setting brightness value is 1-15lx, and setting fluorescent lifetime is 0.1 second to 30 minutes, and setting the fall time is 0.5 second to 60 minutes.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610289978.3A CN105934022A (en) | 2014-08-02 | 2014-08-02 | Solar long-afterglow luminescence system and excitation method thereof |
| CN201410392467.5A CN104199496B (en) | 2014-08-02 | 2014-08-02 | A kind of exciting method of the long-persistence luminous system of solar energy |
| CN201610288236.9A CN105955351A (en) | 2014-08-02 | 2014-08-02 | Solar energy long afterglow luminescent system and excitation method thereof |
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| CN201610285095.5A Division CN105717959A (en) | 2014-08-02 | 2014-08-02 | Solar steady persistence emitting system and excitation method thereof |
| CN201610289978.3A Division CN105934022A (en) | 2014-08-02 | 2014-08-02 | Solar long-afterglow luminescence system and excitation method thereof |
| CN201610288236.9A Division CN105955351A (en) | 2014-08-02 | 2014-08-02 | Solar energy long afterglow luminescent system and excitation method thereof |
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| CN201410392467.5A Active CN104199496B (en) | 2014-08-02 | 2014-08-02 | A kind of exciting method of the long-persistence luminous system of solar energy |
| CN201610289978.3A Pending CN105934022A (en) | 2014-08-02 | 2014-08-02 | Solar long-afterglow luminescence system and excitation method thereof |
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| CN106028512A (en) * | 2016-05-31 | 2016-10-12 | 浙江明辉发光科技有限公司 | Control method for long-afterglow LED luminous system |
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| CN106835899A (en) * | 2017-04-07 | 2017-06-13 | 浙江明辉发光科技有限公司 | A kind of long-persistence luminous highway |
| CN106871062A (en) * | 2017-04-07 | 2017-06-20 | 浙江明辉发光科技有限公司 | A kind of solar energy spike lamp with long after glow luminous material |
| CN106970667A (en) * | 2017-05-04 | 2017-07-21 | 方显峰 | A kind of long-persistence luminous system of electroexcitation excites control method |
| CN107390309A (en) * | 2017-09-06 | 2017-11-24 | 方显峰 | A kind of long afterglow Reflex Reflector with excitation source |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN105934022A (en) | 2016-09-07 |
| CN105955351A (en) | 2016-09-21 |
| CN104199496B (en) | 2016-09-07 |
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