Claims:I Claim
A strategy for coordinating the voltage, to improve charging productivity of the solar cell panel of the storage battery, the technique decides the most extreme power purpose of the solar cell panel voltage Vmp = Vcm + AVm, wherein, for the battery charging voltage Vcm high cutoff esteem, AVm to match weight. AVm = ? Vm1 + ? Vm2 + ? Vm3, ? Vm1 equation surrounding temperature when the solar cell panel solar panel control distinction between the ostensible test temperature of Vmp contrast caused Vmp, ? Vm2 when producing solar panels solar radiation and the solar cell panel Vmp ostensible contrast of brilliant vitality contrast test Vmp caused, AVm3 drop to interface the solar panels and batteries link. Various tasks in various territories of condition and application site conditions, diverse AVm, Vmp technique to decide the solar panels may likewise have contrasts.
, Description:A solar LED Outdoor lighting frameworks

FIELD

[0001] The present creation patent lights and lighting frameworks for home outside lighting. Patent especially identifies with a solarlight based photovoltaic power, fixed lead-acid storage batteries, LED light-emitting, outdoor lighting and with keen lighting framework control capacities.
Background

[0002] national energy and ecological systems, new energy industry and the semiconductor LED lighting industry is rising key ventures. Solar oriented clean energy in addition to energy sparing LED light, flawless match, increasingly helpful for settling energy and ecological issues, to advance the improvement of new enterprises. Also, solarlight based LED outdoor lights with a feeling of livelihood, numerous rural networks in the new solar oriented LED lights are anything but difficult to utilize outside lighting plan.

[0003] The present patent alluded outdoor solar powered LED light containing just the solarlight based LED lights, Plaza lights, garden lights, a non-actually straightforward methods an exceptionally low value solar LED yard, fence light, covered light. Local utilize radiant, minimal fluorescent, metal halide and sodium lights and other customary wellsprings of solar powered outside lights history of over six years, and almost two years of solar LED outdoor lights started to scale applications, has been introduced to possess the standard pattern.

[0004] Solar Light LED outdoor substance is a kind of brightening framework for the most part comprises of six primary segments: solar powered panels, storage batteries, the framework controller, DC/DC converter, LED light, and a mechanical structure (shafts, with an electrical control box, and so forth.). During the day, solar oriented cells daylight electromotive power produced light, cells in an arrangement parallel yield current of the solar cell panel voltage required to charge the capacity battery. Night storage battery release, DC/DC voltage converter changing over the energy storage battery into an ideal DC voltage and consistent flow LED light driver, the light giving enlightenment to a light transmitting properties. The controller controls the charging and releasing of the capacity battery, and a planning switch LED light.

[0005] According to reports, the household solarlight based LED lights, Plaza lights, garden lights introduced limit had arrived at one hundred thousand of the request, there have been various operational issues, advance the utilization of boundaries additionally exist. It boils down to two noteworthy issues, one is execution and unwavering quality, the other is the cost. Investigation demonstrates that not just absence of execution, dependability isn't high innovation from the reality there are specialized purposes behind high costs on nature.

After the [0006] Our extensive investigation of elements, specialized improvement focuses raised by up to more than 20, can be partitioned into three kinds of lighting energy productivity, that the framework, framework dependability and life span, just as lighting impacts frameworks, segments and execution saw quality needs as improved, framework structure innovation required refinement and improvement.

[0007] a brightening framework for enlightening energy alludes to the energy productivity (in lumen hours, lm * h) with the solar radiation energy (in watts h, w * h) the proportion of units of lm/w. High energy proficiency lighting, at that point the framework is financially savvy. Brightening energy effectiveness of the framework is equivalent to the item the panel productivity and lighting energy the executives proficiency. Energy the panel effectiveness variables including solar powered panels, storage battery and the controller; sway the panel proficiency lighting elements including DC/DC converter driving, LED light source, optics and warmth dispersal structure light, lighting area. As of now on lighting energy effectiveness there are two issues. One issue identified with the productivity and energy the panel, solar panels and the capacity voltage of the battery voltage befuddle charging effectiveness is low. Most extreme power point voltage Vmp or progressively solar powered panels IOWp products were 17. 2~18V, 12V lead-corrosive storage battery voltage variety scope of 10. 5~ 14. 5V, with the goal that the solar cell panel most extreme power storage can not be battery charging, charging effectiveness is low. There are two general methodologies industry, a voltage by the solar oriented panel controller is brought down to about 15V to charge the capacity battery, the charging effectiveness

3 65~70% rate; the other is the expansion in controller DC/DC change, the charging productivity is expanded to 80~85%, however greater expenses and diminished unwavering quality transformation misfortune is available. The subsequent issue identified with the administration productivity of the brightening, enlightenment spot shape because of low brightening zones radiate light utilizing energy of the base. Driven bar brightening region is shaped in a round spot, not utilized for street lighting, particularly not for the thin street in some private and country networks, for example, street width 6m, the enlightenment locale lit up roundabout spot territory 180m2 energy productivity is just about half .; with LED lighting optional streets and urban streets, some utilization LED light appropriating focal point to frame a rectangular light spot, generally 3~3 angle proportion 5: 1, when utilized for the limited street, making it when the width of the spot is decreased to just about 6m length of 20m, the length of the spot when it ought to be expanded to just utilize the width of 30m 6m, so the energy effectiveness of the enlightenment region is additionally just 60% ~ 70%.

[0008] framework dependability and battery life issues are firmly identified with the broadly utilized lead-corrosive energy storage, the weakest connection in this framework. At the point when the measure of solar powered radiation is low, causing lacking charging the battery release limit diminished, and the heap, i.e., the LED driving force is consistent, bringing about untimely LED light is off, lessening the unwavering quality, yet in addition prompts rehashed profound release of the battery, even the early life for quite a long time.

[0009] The lighting impacts framework and the brightening force (for example the illuminance, it is corresponding to the quantity of lumens) is likewise about the light time, numerous clients require a higher brightening, yet in addition require nightlights. At present, there are three methodologies enterprises. Initial 10 hours lighting at a higher brightening framework setup, because of unsuitably mind-boggling expense showcase; second enlightenment time was set at 4 ~ 6 hours, to guarantee that the primary enlightenment time frame a higher, yet not around evening time lighting down the middle, the client unsatisfactory; three is utilized to lessen the illuminance method for expanding the light time to 10 hours, and clients feel illuminance principle low night brightening period.

[0010] The present development has been completely mindful of the specialized foundation depicted above, to take care of the above issues, inventive arrangements proposed some new systems. Includes a voltage coordinating the solar panel to improve the charging effectiveness of the capacity battery, spot lengthened rectangular brightening district enlightened zone increment energy proficiency, battery terminal voltage recognizing clever control burden increment dependability and life, load smart power delayed lighting time step. With these arrangements, solar powered LED outdoor lights have high energy productivity lighting framework, lighting impact, mind-boggling expense, high unwavering quality and long life focal points.

Outline

[0011] industry and general solar powered LED outdoor lights distinctive huge part of the present innovation patent inventive plan and novel highlights, the commonsense application has in the previous a half year of second era frameworks, and accomplished great outcomes.

[0012] Solar outdoor lighting LED innovation isn't long, the framework configuration has an enormous opportunity to get better, the fundamental parts of the framework, (for example, solar oriented panels and the capacity lead-corrosive battery) and execution improvement of supporting extraordinary space isn't little. Likewise, the framework configuration is typically set too wide scope of uses and situations, for example, solarlight based radiation variety run, the scope of the battery temperature during charge and release, the quantity of back to back every day female like.

[0013] at present confronting the charging proficiency isn't high, the expense isn't low, the present program and for the real application condition and plan edge left, supporting exceptional agonies improved solar panels and lead-corrosive battery. First the attributes of the capacity batteries of focused testing, discover the scope of variety of the terminal voltage when it is charging, as far as possible is resolved charging voltage Vcm, and afterward tried by the Vmp ostensible encompassing temperature and the solar oriented panel when solar panel control Vmp most extreme distinction AVm1 temperature contrast brought about by solarlight based radiation upon solar panels creating