CN202696955U - PV-LED high-efficient control distribution system - Google Patents

PV-LED high-efficient control distribution system Download PDF

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Publication number
CN202696955U
CN202696955U CN 201220141012 CN201220141012U CN202696955U CN 202696955 U CN202696955 U CN 202696955U CN 201220141012 CN201220141012 CN 201220141012 CN 201220141012 U CN201220141012 U CN 201220141012U CN 202696955 U CN202696955 U CN 202696955U
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China
Prior art keywords
distribution system
solar
photovoltaic
solar photovoltaic
load
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CN 201220141012
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Chinese (zh)
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周民一
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SHENZHEN JYAL PHOTOVOLTAIC SYSTEM PROJECT CO Ltd
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SHENZHEN JYAL PHOTOVOLTAIC SYSTEM PROJECT CO Ltd
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Abstract

The utility model relates to a PV-LED (photovoltaic-light emitting diode) high-efficient control distribution system which is an intelligent control distribution system specifically designed for solar photovoltaic application. The system comprises a crystalline silica solar photovoltaic battery assembly, a nano-silicon storage battery special for solar energy, a controller, and a direct current load. The system is characterized in that the crystalline silica solar photovoltaic battery assembly is employed and through the high-efficient control, direct current electric energy generated by a solar photovoltaic power system can be directly provided to the load to use. Due to the nondeterminacy of solar photovoltaic power generation and the variability of the electricity load, energy storage is performed through a capacitor or the nano-silicon storage battery special for solar energy so that power generated through the photovoltaic power system can be fully utilized. The utility model mainly aims at overcoming the defects of a solar photovoltaic grid-connected power generation system and a solar photovoltaic off-grid power generation system on the current market and provides a ''ternary power supply and binary power utilization mode'' in the solar photovoltaic power generation and utilization process so that resources can be fully and reasonably utilized.

Description

PV_LED efficiently controls distribution system
Technical field
The present invention relates to photovoltaic control system, specifically relate to a kind of voltage stabilization and current stabilization, efficient energy-saving ground PV_LED efficiently controls distribution system.
Background technology
Only a kind of cleaning, regenerative resource, solar energy resources is widely distributed in China.Because China is the big country of an energy resource consumption and energy skewness, therefore develops solar photovoltaic generation system and have great importance for the sustainable development of China.
The solar power generation that exists in the market has two kinds of technology, and a kind of is the solar photovoltaic grid-connection contravariant generating system technology that country is carrying out energetically.This technology mainly is that the solar photovoltaic electric power that will have the direct current characteristics is exported to the electrical network that exchanges, and carries out accumulation of energy by national grid.The solar photovoltaic grid-connection power station of this inversion is converted in the inversion process of interchange at direct current, lost photovoltaic electric weight greatly, although thereby this solar energy power generating is technically, all feasible in the application, be fully infeasible economically.The cost of at present solar energy power generating is also very high, is about 3 yuan/degree electricity, so in fact the photovoltaic of this parallel network reverse is used and can not be walked far.And another kind of technology is to adopt off-grid photovoltaic application mode, and this technology mainly is to be applied in road lamp system, isolated island small plant " user of family uses system " etc.Photovoltaic also has two kinds of technology of inversion and direct current from net mode, but because the uncertainty of photovoltaic, is exactly the technology that charges a battery so the off-grid system of photovoltaic adopts, by the storage battery powering load.When power load was larger, solar electric power was not enough, just borrowed electricity to civil power.When load hour, or just fully waste of exhaustless solar electric power.The technology that charges a battery comprises inversion or direct current in the control system; To the technology such as super-charge super-discharge protection of storage battery, finally all still provide electric energy by storage battery to load, any once conversion of energy is all lost produce power; From designing, storage battery is a fixing power match, and photovoltaic is a dynamic Power supply.Therefore the power generation loss is self-evident.Because the present cost of battery component is high, this generating that can not utilize solar energy fully, so that the photovoltaic cost is far longer than civil power certainly, thereby feasibility is low.Can not apply.
Summary of the invention
The objective of the invention is to use the defective that exists for above photovoltaic, a kind of crystal silicon solar photovoltaic cell component that proposes, the nano-silicon storage battery of solar energy special use, ternary power supply (photovoltaic priority principle) DC load of civil power, the PV_LED of the binary electricity consumption of the nano-silicon storage battery of solar energy special use efficiently controls distribution system.
The present invention is taked the ground technical scheme to be by its purpose of realization: PV LED efficiently controls distribution system, be one and use the Based Intelligent Control distribution system that designs for photovoltaic specially, comprise the crystal silicon solar photovoltaic cell component, the nano-silicon storage battery of solar energy special use, controller, DC load, adopt the crystal silicon solar photovoltaic cell component directly to connect with efficient controller, pass through control device, make the uncertain of photovoltaic and with the variability of electric loading, under the adjusting through the accumulation of energy function of the nano-silicon storage battery of solar energy special use, the electric weight of photovoltaic is all finished using.The present invention adopts the crystal silicon solar photovoltaic cell component to generate electricity.In the situation of illumination abundance, the crystal silicon solar photovoltaic cell component is direct current measurement with light energy conversion directly, for the architectural lighting load.(such as underground garage, needs electricity consumption in 24 hours) can directly use solar energy power generating daytime in the public illumination of building.In the configuration and design of system, photovoltaic is with Changes in weather, and according to the general requirement of DC load, configuration can provide the photovoltaic power consumption of public building illumination on daytime.Be all direct current system, photovoltaic directly drives the dc lighting load; When solar energy is very strong, the energy output of mono-crystalline silicon solar photovoltaic cell component has surpassed the power consumption that makes of load, unnecessary electric weight just stores in the nano-silicon storage battery of solar energy special use efficiently by system's control, the needs of electric consumption on lighting when evening, solar energy no longer generated electricity with supply.When long-term illumination was not enough, when namely accumulation of energy did not reach the power consumption of night lighting load, awarding suitably by civil power, charging replenished.
Described load is to have the LED light fixture of direct current character and DC magnet ring lamp.The public illumination that is mainly used in building, in application process, the LED of delay and DC magnet ring lamp can be according to own characteristics, and design is lighted the time, according to the electricity consumption needs, under Based Intelligent Control, presents variable condition.
Described PV_LED efficiently controls distribution system, solar photovoltaic power plant average efficiency than present parallel network reverse exceeds more than 5 times, than to the nano-silicon charge in batteries of solar energy special use, provide the off-grid type photovoltaic of power supply to use average efficiency by the nano-silicon storage battery of solar energy special use and double above.
Described solar cell generally adopts the crystal silicon solar photovoltaic cell component, also can adopt other solar-energy photo-voltaic cell.The utility ratio of photovoltaic almost is 100%.
Beneficial effect of the present invention: the invention solves the problems such as pv grid-connected plant and the existing efficient of off-grid type solar energy power generating are low.It is the revolution that photovoltaic is used, and has broken through the economic bottleneck of photovoltaic application.It has abandoned the application mode of traditional photovoltaic fully, pass through Based Intelligent Control, in conjunction with also directly using, it is carried out complementary ground power-generation energy-storage with the nano-silicon storage battery of employing solar energy special use and electricity consumption is additional the electric consumption on lighting of the photovoltaic of variation and LED variation.Long-term overcast and rainy photovoltaic insufficient section is suitably replenished.The photovoltaic electric weight all can be finished using.Proved also in the practice that this product has economic worth very much.This technology is according to the DC characteristic to photovoltaic, and efficient application makes efficient obtain breakthrough raising to a special method of architectural lighting.
Be all semi-conductive LED and be combined with, substitute traditional lighting system, energy-saving effect is obvious.Power saving rate can reach more than 98%.System's long service life, simple, the dc low-voltage of maintenance; Reliability is high.All adopt automatic control technology, can be used for the zone of underground garage, corridor and garden illumination or the power supply shortage of public illumination.Can apply.
Description of drawings
The present invention will be further described below in conjunction with accompanying drawing
Fig. 1 is structural representation of the present invention
Fig. 2 is structure principle chart of the present invention
Embodiment
PV_LED as shown in Figure 1, 2 efficiently controls distribution system.In the situation of illumination abundance, crystal silicon solar battery component directly is the dc low-voltage electricity with light energy conversion, for DC load.The unnecessary photovoltaic electric weight that produces when offered load is used when the energy output of photovoltaic is stored in the nano-silicon storage battery of solar energy special use, and replenished by the nano-silicon storage battery of solar energy special use night in the situation of replenishing without photovoltaic electric power; Overcast and rainy, the nano-silicon storage battery of solar energy special use, when the crystal silicon solar photovoltaic cell component can not be supplied electric energy, by civil power, be converted into dc low-voltage and replenish.It is characterized in that this system can regulate according to sunshine time and the photovoltaic generation characteristics of locality, when satisfying the load normal power supply, is stored in unnecessary electric power in the nano-silicon storage battery of solar energy special use.
The present invention gets its conventional value with the solar energy power generating power that changes (design is about 1/3 place of peak value; Directly satisfy (control is lighted) load on daytime electric powers such as load LED and DC magnet ring lamp.Unnecessary solar electric power is stored in the nano-silicon storage battery of solar energy special use, unnecessary electric weight codomain at 1/3 place to the peak region of summit, its mean value approximately and the load on daytime quite and a little less than this value.Resource is used adequately reasonably.
Because the efficient of the power supply of the photovoltaic generation among the present invention improves, and the nano-silicon storage battery of solar energy special use can realize low-voltage transmission electric power, and transmission security is not to the electrical network feed, practical more economically.The Energy Saving Control that throws light on improves the unfailing performance of solar energy power generating, and safety and environmental protection is conducive to apply.

Claims (6)

1.PV_LED efficiently control distribution system, be one and use the Based Intelligent Control distribution system that designs for photovoltaic specially, comprise crystal silicon solar photovoltaic cell component, the nano-silicon storage battery of solar energy special use, controller, DC load, it is characterized in that adopting the crystal silicon solar photovoltaic cell component directly to connect with efficient controller, pass through control device, make the uncertain of photovoltaic and with the variability of electric loading, under the adjusting through the accumulation of energy function of the nano-silicon storage battery of solar energy special use, the electric weight of photovoltaic is all finished using.
2. PV_LED according to claim 1 efficiently controls distribution system, it is characterized in that it is to adopt the crystal silicon solar photovoltaic cell component that described PV_LED efficiently controls distribution system, the nano-silicon storage battery of solar energy special use, ternary powering mode and the DC load of civil power, the binary of the nano-silicon storage battery of the solar energy special use control method of salary distribution of power mode.
3. PV_LED according to claim 1 efficiently controls distribution system, it is characterized in that employing and civil power and net mode carry out a small amount of civil power and replenish.
4. PV_LED according to claim 1 efficiently controls distribution system, it is characterized in that it is direct and load employing DC driven that described PV_LED efficiently controls distribution system, is the control device of the voltage stabilization and current stabilization of independent design.
5. PV_LED according to claim 1 efficiently controls distribution system, it is characterized in that described DC load is LED light fixture and the DC magnet ring lamp with direct current character.
6. PV_LED according to claim 1 efficiently controls distribution system, it is characterized in that described solar module generally adopts the crystal silicon solar photovoltaic cell component, also can adopt other solar-energy photo-voltaic cell.
CN 201220141012 2012-03-27 2012-03-27 PV-LED high-efficient control distribution system Expired - Lifetime CN202696955U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220141012 CN202696955U (en) 2012-03-27 2012-03-27 PV-LED high-efficient control distribution system

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Application Number Priority Date Filing Date Title
CN 201220141012 CN202696955U (en) 2012-03-27 2012-03-27 PV-LED high-efficient control distribution system

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CN202696955U true CN202696955U (en) 2013-01-23

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102638925A (en) * 2012-03-27 2012-08-15 深圳市均益安联光伏系统工程有限责任公司 PV-LED (photovoltaic-light emitting diode) high-efficient control and distribution system
CN121192646A (en) * 2025-09-30 2025-12-23 江西省金控科技产业集团有限公司 A Method and System for Dynamic Control of Building Energy Based on Distributed Photovoltaic DC Drive

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102638925A (en) * 2012-03-27 2012-08-15 深圳市均益安联光伏系统工程有限责任公司 PV-LED (photovoltaic-light emitting diode) high-efficient control and distribution system
CN121192646A (en) * 2025-09-30 2025-12-23 江西省金控科技产业集团有限公司 A Method and System for Dynamic Control of Building Energy Based on Distributed Photovoltaic DC Drive

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