CN103001543A - Method and system for realizing isolated power supply by light energy - Google Patents
Method and system for realizing isolated power supply by light energy Download PDFInfo
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- CN103001543A CN103001543A CN2012104387743A CN201210438774A CN103001543A CN 103001543 A CN103001543 A CN 103001543A CN 2012104387743 A CN2012104387743 A CN 2012104387743A CN 201210438774 A CN201210438774 A CN 201210438774A CN 103001543 A CN103001543 A CN 103001543A
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- power supply
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- solar generating
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- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E70/00—Other energy conversion or management systems reducing GHG emissions
- Y02E70/30—Systems combining energy storage with energy generation of non-fossil origin
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Abstract
The invention provides a method and a system for realizing isolated power supply by light energy, aiming to overcome the defects of high-voltage breakdown and surface creeping discharge caused by physical connection between a high-potential platform and ground potential platform and electromagnetic interface due to mutual coupling generated by interference of a power grid and the high-potential platform. In the method and the system for realizing isolated power supply by light energy, solar power generation devices are irradiated by light sources, and light energy received by the solar power generation devices are converted into power energy to supply for power utilization facilities subjected to isolated power supply. The high-potential equipment is isolated from the ground potential equipment completely and physical connection is omitted.
Description
Technical field
The present invention relates to a kind of place can't directly being electrically connected and realize the method and system of isolation power supply, particularly relate to the method and system that utilizes luminous energy to isolate power supply.
Background technology
In some places that can't directly be electrically connected, such as the high potential platform, because its current potential is different from the electric potential that supplies of electrical network, electrical network can't directly be given the power devices on the high potential platform, usually utilizes isolating transformer or generator to the high potential power devices on the high potential platform in the prior art.Use isolating transformer to isolate power supply, the high potential platform is under high pressure struck sparks, and can at the elementary generation pulse current of isolating transformer, can cause power consumption equipment damage on the earth potential when serious.Utilize generator to isolate power supply, owing to relate to numerous mechanical moving elements, have the shortcoming that the electric power system structure is complicated, use is difficult when the high potential plateau potential is higher, reliability is lower.Adopt above-mentioned two kinds of methods to isolate power supply, owing between high potential platform and earth potential, all there is physical connection, so may cause high-voltage breakdown and creeping discharge, the interference of electrical network and high potential platform also may be coupled mutually in addition, impact may cause equipment cisco unity malfunction or damage on earth potential equipment or the high potential platform each other.
Summary of the invention
The objective of the invention is, when isolating power supply for prior art isolation method of supplying power to and device, between high potential platform and earth potential, there is physical connection, may cause high-voltage breakdown and creeping discharge, the interference of electrical network and high potential platform produces mutually coupling in addition, cause the deficiency of electromagnetic interference, provide a kind of and between high potential and earth potential, be connected without physics that the luminous energy that utilizes that high potential equipment and earth potential equipment room are isolated is fully isolated the method and system of power supply.
The objective of the invention is to be achieved through the following technical solutions:
First purpose of the present invention is, a kind of method of utilizing luminous energy to isolate power supply is provided, by light source device of solar generating is shone, be electric energy by device of solar generating with the light energy conversion that receives, described device of solar generating transforms the electric energy that produces through the electric energy storage device electric power storage, by electric energy storage device to the electricity consumption facility power;
Described electric energy storage device by inverter to described electricity consumption facility power;
Described light source is the radiation sources such as irradiation light, illuminating lamp;
Described device of solar generating is solar panel;
Carry out irradiation by being positioned at earthy described light source to the described device of solar generating that is positioned at high potential, described electricity consumption facility and described electric energy storage device are on the current potential platform identical with described device of solar generating.
Another object of the present invention is: a kind of system that utilizes solar energy to isolate power supply is provided, comprise the electricity consumption facility that needs the isolation power supply, also comprise device of solar generating and to the light source that device of solar generating shines, connect described electricity consumption facility by described device of solar generating;
Described device of solar generating is connected with described electricity consumption facility by electric energy storage device, and described electric energy storage device and described electricity consumption facility are on the platform of same potential;
Described electric energy storage device is connected with described electricity consumption facility by inverter, and described inverter and described electricity consumption facility are on the platform of same potential;
Described light source is positioned at earth potential, and described electricity consumption facility and described device of solar generating are positioned at the high potential platform;
Described light source is the radiation source such as irradiation light, illuminating lamp, and described device of solar generating is solar panel.
Adopt method and system of the present invention to isolate power supply, because need to isolate the electricity consumption of the facility of power supply is to provide by the transmission of light in the space, accept irradiation by device of solar generating, change luminous energy into electric energy and realize the electric energy of electricity consumption facility is supplied with.When adopting this method and system when being in when the power devices on the high potential platform; as the equipment that runs into is struck sparks when causing current potential to descend suddenly; because there has not been the electric capacity of isolating transformer primary coil and secondary coil; so the conducting path of impulse current between the power consumption equipment on earth potential electrical network and the high potential platform when having eliminated electrion; do not have impulse current to pass through so that be positioned at earthy electrical network, protected the electronic instrument on the earth potential.Equally, also avoided the impact of impulse current on the electricity consumption instrument on the high potential, realized being in the fully isolation power supply of the high potential equipment on the high potential platform, eliminated the electromagnetic interference that electronic instrument is subject on electronic instrument on the high potential platform that causes by isolation power supply approach or the earth potential.
Description of drawings
Fig. 1 is that the present invention utilizes solar energy to isolate the systematic schematic diagram of power supply.
Description of reference numerals:
1-radiation source 2-high potential platform 3-solar panel 4-electric energy storage device 5-inverter 6-electricity consumption facility
Embodiment
Below in conjunction with drawings and Examples the present invention is done further description:
Of the present invention utilize method that luminous energy isolates power supply can for: the solar panel 3 that is arranged on the high potential platform 2 by 1 pair of the radiation source that arranges on the earth potential shines, solar panel 3 is through irradiation generation electric energy and through electric energy storage device 4 electric power storages, to electricity consumption facility 6 power supplies that are on the high potential platform 2.Radiation source 1 can be illuminating lamp, shot-light, irradiation light, sunlight etc.
Also can be shone solar panel by the radiation source that is arranged on idiostatic, become electric energy to isolate the electricity consumption facility power of power supply to needs light energy conversion by solar panel.
As shown in Figure 1, system of the present invention, comprise radiation source 1, device of solar generating, electric energy storage device 4 and inverter 5 and electricity consumption facility 6, shone by 1 pair of device of solar generating of radiation source, the electric energy that device of solar generating produces offers electricity consumption facility 6 and uses through electric energy storage device 4 electric power storages.When electricity consumption facility 6 needed alternating current, the electric energy that stores in electric energy storage device needed to be transformed into interchange through inverter 5, offers power consumption equipment.When radiation source is irradiation light and illuminating lamp etc., also comprise the radiation source electric supply installation.
When radiation source was illuminating lamp, shot-light, irradiation light, preferred solar panel 3 was as device of solar generating.
When adopting solar energy as light source, the sunlight follow-up mechanism need to be set be beneficial to device of solar generating to sun Optical Absorption.
In the time of need isolating power supply to the electricity consumption facility that is arranged on high potential, radiation source is arranged on earth potential, and solar panel, electric energy storage device 4 and inverter 5 and electricity consumption facility 6 etc. are arranged on the high potential platform.
Embodiment:
Suppose that earthy line voltage is 220V, needing the electricity consumption facility of isolation power supply is that electric current is that 10A, voltage are the dc current stabilized power supply of 15V.
Then, it is the metal halide lamp with snoot of 1kW that radiation source 1 can be selected four power, and it can directly provide 2kW luminous energy to solar panel; The area of solar panel 3 is 1 square metre, and its conversion efficiency is 15%, and its output voltage is direct current 12V; Electric energy storage device 4 is optional to be that 12V, capacitance of storage are the lithium storage battery of 30Ah with voltage; It is the inverter of 200VA that inverter 5 can be selected capacity, and its output frequency is S0Hz, and output voltage is alternating current 220V;
Adopting following concrete circuit structure is the electricity consumption facility power: the metal halide lamp with snoot of four 1kW is arranged on earth potential as the radiation source of solar panel, the output of solar panel 3 connects the input of lithium storage battery, the output of lithium storage battery connects inverter, inverter output end is powered to dc current stabilized power supply, and dc current stabilized power supply connects electromagnet.
The metal halide lamp irradiated area with snoot of four 1kW is 1 square metre solar panel 3, the luminous energy that metal halide lamp provides to solar panel is 2kW, then the power output of solar panel is 300W, charge to lithium storage battery, drive inverter by lithium storage battery, inverter output 220V alternating current is supplied with the dc current stabilized power supply of 10A, 15V, by this dc current stabilized power supply drive magnet work.
The method and system that utilizes luminous energy to isolate power supply of the present invention is equally applicable to be in the isolation power supply of the facility on the same potential.
Claims (10)
1. method of utilizing luminous energy to isolate power supply, it is characterized in that, by light source device of solar generating is shone, be electric energy by device of solar generating with the light energy conversion that receives, described device of solar generating transforms the electric energy of generation through electric energy storage device (4) electric power storage, is powered to electricity consumption facility (6) by electric energy storage device (4).
2. a kind of method of utilizing luminous energy to isolate power supply as claimed in claim 1 is characterized in that, described electric energy storage device (4) is powered to described electricity consumption facility (6) by inverter (5).
3. the method for utilizing luminous energy to isolate power supply as claimed in claim 1 is characterized in that, described light source is the radiation sources (1) such as irradiation light, illuminating lamp.
4. the method for utilizing luminous energy to isolate power supply as claimed in claim 1 is characterized in that, described device of solar generating is solar panel (3).
5. such as one of the every described method of utilizing luminous energy to isolate power supply of claim 1-4, it is characterized in that, carry out irradiation by being positioned at earthy described light source to the described device of solar generating that is positioned at high potential, described electricity consumption facility (6) and described electric energy storage device (4) are on the current potential platform identical with described device of solar generating.
6. system that utilizes solar energy to isolate power supply, comprise the electricity consumption facility (6) that needs the isolation power supply, it is characterized in that, also comprise device of solar generating and to the light source that device of solar generating shines, connect described electricity consumption facility (6) by described device of solar generating.
7. a kind of system that utilizes solar energy to isolate power supply as claimed in claim 6, it is characterized in that, described device of solar generating is connected with described electricity consumption facility (6) by electric energy storage device (4), and described electric energy storage device (4) is on the platform of same potential with described electricity consumption facility (6).
8. a kind of system that utilizes solar energy to isolate power supply as claimed in claim 7, it is characterized in that, described electric energy storage device (4) is connected with described electricity consumption facility (6) by inverter (5), and described inverter (5) is on the platform of same potential with described electricity consumption facility (6).
9. such as one of the every described a kind of system that utilizes solar energy to isolate power supply of claim 6-8, it is characterized in that, described light source is positioned at earth potential, and described electricity consumption facility (6) and described device of solar generating are positioned at high potential platform (2).
10. such as one of the every described a kind of system that utilizes solar energy to isolate power supply of claim 6-8, it is characterized in that described light source is such as the radiation source of irradiation light, illuminating lamp (1), described device of solar generating is solar panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN2012104387743A CN103001543A (en) | 2012-10-26 | 2012-10-26 | Method and system for realizing isolated power supply by light energy |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012104387743A CN103001543A (en) | 2012-10-26 | 2012-10-26 | Method and system for realizing isolated power supply by light energy |
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| CN103001543A true CN103001543A (en) | 2013-03-27 |
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| CN2012104387743A Pending CN103001543A (en) | 2012-10-26 | 2012-10-26 | Method and system for realizing isolated power supply by light energy |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201075123Y (en) * | 2007-09-10 | 2008-06-18 | 中国电力科学研究院 | Device for measuring high potential current |
| US20100156186A1 (en) * | 2008-12-23 | 2010-06-24 | Samsung Electro-Mechanics Co., Ltd. | Photovoltaic and fuel cell hybrid generation system using dual converters and single inverter and method of controlling the same |
| CN102005978A (en) * | 2010-11-30 | 2011-04-06 | 中国工程物理研究院流体物理研究所 | Electric energy isolation photovoltaic power unit |
| CN102111088A (en) * | 2010-11-24 | 2011-06-29 | 广东工业大学 | Photovoltaic power generation control system |
| CN201904732U (en) * | 2010-12-16 | 2011-07-20 | 西安信唯信息科技有限公司 | Optoelectronic isolation type voltage conversion circuit |
| CN203057029U (en) * | 2012-10-26 | 2013-07-10 | 秦皇岛博硕光电设备股份有限公司 | System capable of using light energy to perform isolated power supply |
-
2012
- 2012-10-26 CN CN2012104387743A patent/CN103001543A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201075123Y (en) * | 2007-09-10 | 2008-06-18 | 中国电力科学研究院 | Device for measuring high potential current |
| US20100156186A1 (en) * | 2008-12-23 | 2010-06-24 | Samsung Electro-Mechanics Co., Ltd. | Photovoltaic and fuel cell hybrid generation system using dual converters and single inverter and method of controlling the same |
| CN102111088A (en) * | 2010-11-24 | 2011-06-29 | 广东工业大学 | Photovoltaic power generation control system |
| CN102005978A (en) * | 2010-11-30 | 2011-04-06 | 中国工程物理研究院流体物理研究所 | Electric energy isolation photovoltaic power unit |
| CN201904732U (en) * | 2010-12-16 | 2011-07-20 | 西安信唯信息科技有限公司 | Optoelectronic isolation type voltage conversion circuit |
| CN203057029U (en) * | 2012-10-26 | 2013-07-10 | 秦皇岛博硕光电设备股份有限公司 | System capable of using light energy to perform isolated power supply |
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Application publication date: 20130327 |