CN110212635A - A kind of solar energy scientific experiment system - Google Patents

A kind of solar energy scientific experiment system Download PDF

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Publication number
CN110212635A
CN110212635A CN201910563540.3A CN201910563540A CN110212635A CN 110212635 A CN110212635 A CN 110212635A CN 201910563540 A CN201910563540 A CN 201910563540A CN 110212635 A CN110212635 A CN 110212635A
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CN
China
Prior art keywords
module
functional module
energy
solar
functional
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201910563540.3A
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Chinese (zh)
Inventor
曹娜娜
杨广
贺虎
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanghai Institute of Space Power Sources
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Shanghai Institute of Space Power Sources
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shanghai Institute of Space Power Sources filed Critical Shanghai Institute of Space Power Sources
Priority to CN201910563540.3A priority Critical patent/CN110212635A/en
Publication of CN110212635A publication Critical patent/CN110212635A/en
Pending legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L31/00Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
    • H01L31/04Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices
    • H01L31/042PV modules or arrays of single PV cells
    • H01L31/048Encapsulation of modules
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/34Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
    • H02J7/35Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02SGENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
    • H02S40/00Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
    • H02S40/30Electrical components
    • H02S40/38Energy storage means, e.g. batteries, structurally associated with PV modules
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E70/00Other energy conversion or management systems reducing GHG emissions
    • Y02E70/30Systems combining energy storage with energy generation of non-fossil origin

Abstract

The invention discloses a kind of solar energy scientific experiment systems, comprising: cabinet, upper cover, handle portion, physical power source, fixed functional module and replaceable functional module;Wherein, the upper cover is connected with the handle portion by plug-type lock;The handle portion is set to the top of the upper cover;The physical power source, the fixed functional module and the replaceable functional module are all set in the inside of the cabinet;The physical power source is connected with the fixed functional module, the replaceable functional module;The fixed functional module is connected with the replaceable functional module.The present invention is converted solar energy into electrical energy using high-efficiency three-joint gallium arsenide solar cell component as energy conversion unit, and the design method of a scientific experiment system is constructed using function module design, is developed conducive to present scientific research.

Description

A kind of solar energy scientific experiment system
Technical field
The invention belongs to new energy photovoltaic generating system technical field more particularly to a kind of solar energy scientific experiment systems.
Background technique
Solar energy power generating is to shine upon on the earth in clean reproducible energy by favor and the energy expected Energy can satisfy whole energy required for whole mankind's existence.Solar energy power generating is earliest on artificial satellite, and one As it is civilian be since 1994 or so, although only short twenties years history, develop it is very fast.It is existing Silica-based solar cell efficiency only has 20% or so, and battery efficiency is undesirable.
A kind of existing no related solar energy scientific experiment system is unfavorable for present scientific research development.
Summary of the invention
Technical problem solved by the present invention is having overcome the deficiencies of the prior art and provide a kind of solar energy scientific experiment system System, using high-efficiency three-joint gallium arsenide solar cell component as energy conversion unit, converts solar energy into electrical energy, and uses function Energy module design constructs the design method of a scientific experiment system, develops conducive to present scientific research.
The object of the invention is achieved by the following technical programs: a kind of solar energy scientific experiment system, comprising: cabinet, Upper cover, handle portion, physical power source, fixed functional module and replaceable functional module;Wherein, the upper cover and the handle Portion is connected by plug-type lock;The handle portion is set to the top of the upper cover;It is the physical power source, described fixed Functional module and the replaceable functional module are all set in the inside of the cabinet;The physical power source with it is described fixed Functional module, the replaceable functional module are connected;The fixed functional module and the replaceable functional module It is connected.
In above-mentioned solar energy scientific experiment system, the physical power source is three-junction gallium arsenide solar battery component;Wherein, three Junction gallium arsenide solar battery component includes several stacked solar cell, cascade solar cells;Wherein, the stacked solar cell, cascade solar cell uses Ge substrate, N The pole pole-on-P structure, GaInP/InGaAs/Ge three-junction solar battery monomer structure, using TiOx/Al2O3The Flouride-resistani acid phesphatase glass of structure The encapsulation of glass cover plate.
In above-mentioned solar energy scientific experiment system, the fixed functional module include the first energy stores functional module, Second energy stores functional module and switch control functions module;Wherein, the first energy stores functional module and described Two energy stores functional modules are used to storage energy;The switch control functions module is used for the replaceable function mould Each module in block switches over.
In above-mentioned solar energy scientific experiment system, the replaceable functional module includes double-pole switch control module, One module, the second module and third module;Wherein, the double-pole switch control module and the first energy stores functional module It is connected;The first energy stores functional module is connected with the second energy stores functional module;First module It is connected with the second energy stores functional module;First module is connected with second module;The double-pole is opened Control module is closed to be connected with the second module, third module respectively;Second module is connected with the third module;When double When knife-like switch control module is closed to side, then third module is connected with electric first module, and the second module is disconnected;When double-pole is opened When pass control module is closed to the other side, then the first module is connected with the second module, and third module is disconnected.
In above-mentioned solar energy scientific experiment system, first module is solar cell energy transformation function module, shines Diode functional module, lamp functions module, buzzer functional module, fan functionality module, solar energy trolley function module, hand Shake generator function module, electromagnetic inductance functional module or mobile accumulation power supply functional module;Second module is sun electricity Pond energy transformation function module, light emitting diode functional module, lamp functions module, buzzer functional module, fan functionality mould Block, solar energy trolley function module, hand generator functional module, electromagnetic inductance functional module or mobile accumulation power supply function mould Block;The third module is solar cell energy transformation function module, light emitting diode functional module, lamp functions module, bee Ring device functional module, fan functionality module, solar energy trolley function module, hand generator functional module, electromagnetic inductance function Module or mobile accumulation power supply functional module;Also, first module, second module and the third module these three Module is all different.
In above-mentioned solar energy scientific experiment system, the solar cell energy transformation function module is for converting solar energy For electric energy, part electric energy is transferred to the energy stores functional module or part electric energy is directly fed into replaceable function mould Block;The light emitting diode functional module is for converting electrical energy into luminous energy, the characteristic that there is one-way conduction reversely to end;It is described Lamp functions module is for shining;The buzzer functional module is for the sound that beeps;The fan functionality module is used for Generate kinetic energy;The solar energy trolley function module is used to directly convert solar energy into kinetic energy under conditions of illumination abundance Drive solar energy trolley traveling;The hand generator functional module is for passing through hand power;The electromagnetic inductance function mould Block is for converting electrical energy into magnetic field;The mobile accumulation power supply functional module is for converting solar energy into electrical energy.
In above-mentioned solar energy scientific experiment system, the cabinet is internally provided with replaceable module region, replaceable mould Block region is provided with the fixed point of protrusion, for fixing fixed functional module.
In above-mentioned solar energy scientific experiment system, the cabinet is provided with containing box, and the containing box setting is replaceable Functional module.
Compared with prior art, the present invention has the following advantages:
(1) in the case that there is illumination in the external world, physical power source of the invention is converted solar energy into electrical energy directly to load Power supply or solar energy charge part energy directly to accumulation power supply.In the case that the external world is without illumination, operating platform Accumulation power supply can also direct powering load.
(2) present invention is using high-efficiency three-joint gallium arsenide solar cell, is not only restricted to the area of attachment of carrier, therefore can be with Meet small area, powerful special applications demand.
(3) present invention with civilian for background, the space of use grade high-efficiency three-joint gallium arsenide solar cell, light weight, intensity Height, environmental resistance is good, and novel encapsulated material can satisfy anti-aging application demand, increases the service life of product.
(4) carrying function of the compatible cabinet of the present invention, store function, storage function and operation function are in one, system collection It is high at degree.
(5) fixed function module position of the present invention is fixed, and facilitates operation;The fixation of protrusion is set in replaceable function module Point facilitates operation to fix.
Detailed description of the invention
By reading the following detailed description of the preferred embodiment, various other advantages and benefits are common for this field Technical staff will become clear.The drawings are only for the purpose of illustrating a preferred embodiment, and is not considered as to the present invention Limitation.And throughout the drawings, the same reference numbers will be used to refer to the same parts.In the accompanying drawings:
Fig. 1 is the structural schematic diagram of solar energy scientific experiment system provided in an embodiment of the present invention;
Fig. 2 is another structural schematic diagram of solar energy scientific experiment system provided in an embodiment of the present invention;
Fig. 3 is the connection schematic diagram of fixed module and replaceable module provided in an embodiment of the present invention.
Specific embodiment
Exemplary embodiments of the present disclosure are described in more detail below with reference to accompanying drawings.Although showing the disclosure in attached drawing Exemplary embodiment, it being understood, however, that may be realized in various forms the disclosure without should be by embodiments set forth here It is limited.On the contrary, these embodiments are provided to facilitate a more thoroughly understanding of the present invention, and can be by the scope of the present disclosure It is fully disclosed to those skilled in the art.It should be noted that in the absence of conflict, embodiment in the present invention and Feature in embodiment can be combined with each other.The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
Fig. 1 is the structural schematic diagram of solar energy scientific experiment system provided in an embodiment of the present invention;Fig. 2 is implementation of the present invention Another structural schematic diagram for the solar energy scientific experiment system that example provides.
As depicted in figs. 1 and 2, the solar energy scientific experiment system include: cabinet 1, upper cover 2, handle portion 3, physical power source, Fixed functional module and replaceable functional module;Wherein, the upper cover 2 passes through plug-type lock phase with the handle portion 3 Connection;The handle portion 3 is set to the top of the upper cover 2;The physical power source, the fixed functional module and it is described can Alternate form functional module is all set in the inside of the cabinet 1;The physical power source and the fixed functional module, it is described can Alternate form functional module is connected.
The physical power source is three-junction gallium arsenide solar battery component;Wherein, three-junction gallium arsenide solar battery component includes Several stacked solar cell, cascade solar cells;Wherein, the stacked solar cell, cascade solar cell uses Ge substrate, the pole the N pole-on-P structure, GaInP/ InGaAs/Ge three-junction solar battery monomer structure, using TiOx/Al2O3The Flouride-resistani acid phesphatase cover glass of structure encapsulates.
The fixed functional module includes the first energy stores functional module 61,62 and of the second energy stores functional module Switch control functions module 5;Wherein, the first energy stores functional module 61 and the second energy stores functional module 62 are used to deposit Energy storage capacity;Switch control functions module is for switching over each module in the replaceable functional module.
The replaceable functional module includes double-pole switch control module 7, the first module 4, the second module 5 and third mould Block 8.Wherein,
Double-pole switch control module 7 is connected with the first energy stores functional module 61;First energy stores functional module 61 are connected with the second energy stores functional module 62;First module 4 is connected with the second energy stores functional module 62;First Module 4 is connected with the second module 5;The double-pole switch control module 7 is connected with the second module 5, third module 8 respectively; Second module 5 is connected with the third module 8;When double-pole switch control module 7 is closed to side, then third module 8 connect with electric first module 4, and the second module 5 is disconnected;When double-pole switch control module 7 is closed to the other side, then the first mould Block 4 is connected with the second module 5, and third module 8 is disconnected.
First module 4 selects solar cell energy transformation function module, light emitting diode functional module, lamp functions mould Block, buzzer functional module, fan functionality module, solar energy trolley function module, hand generator functional module, electromagnetic inductance Functional module and one of them in mobile these modules of accumulation power supply functional module;Second module 5 selects solar cell energy Transformation function module, light emitting diode functional module, lamp functions module, buzzer functional module, fan functionality module, the sun Can trolley function module, hand generator functional module, electromagnetic inductance functional module and mobile accumulation power supply functional module these One of them in module;Third module 8 selects solar cell energy transformation function module, light emitting diode functional module, lamp Steep functional module, buzzer functional module, fan functionality module, solar energy trolley function module, hand generator functional module, Electromagnetic inductance functional module and one of them in the mobile a little modules of accumulation power supply functional module;Also, it is the first module 4, described Second module 5 and third module 8 these three modules are all different.
Specifically, the second module 5 is selected as buzzing as shown in figure 3, the first module 4 is selected as electromagnetic inductance functional module Device functional module, third module 8 are selected as fan functionality module, when double-pole switch control module 7 is closed to the left, then fan functionality Module is connected with electromagnetic inductance functional module, and buzzer functional module is disconnected;When double-pole switch control module 7 is closed to the right When, then buzzer functional module is connected with electromagnetic inductance functional module, and small fan functional module is disconnected.It is series electrical above Road.Note: otherwise the positive and negative anodes wiring of buzzer reversed cannot not work.In addition to this, there are also other series, parallel and mixed Connection mode, according to the customized different connection type of the different demands of audience.
Part electric energy is transferred to institute for converting the solar into electric energy by the solar cell energy transformation function module It states energy stores functional module or part electric energy is directly fed into replaceable function module;The light emitting diode functional module is used In converting electrical energy into luminous energy, the characteristic reversely ended with one-way conduction;The lamp functions module is for shining;The bee Ring device functional module is for the sound that beeps;The fan functionality module is for generating kinetic energy;The solar energy trolley function Module is used under conditions of illumination abundance, directly converts solar energy into kinetic energy driving solar energy trolley traveling;It is described hand Generator function module is for passing through hand power;The electromagnetic inductance functional module is for converting electrical energy into magnetic field;It is described Mobile accumulation power supply functional module is for converting solar energy into electrical energy.
The cabinet 1 is internally provided with replaceable module region 11, and replaceable module region 11 is provided with consolidating for protrusion Fixed point, for fixing fixed functional module.
The cabinet 1 is provided with containing box 12, and replaceable functional module is arranged in the containing box 12.
Mellow and full, the not sharp right angle of the moulded design of the present invention, highly-safe, high reliablity meet audient children Security requirement.
The carrying function of the compatible cabinet of the present invention, stores function and operation function in one, level of integrated system at store function It is high.
In the case that there is illumination in the external world, physical power source of the invention is converted solar energy into electrical energy to be supplied directly to functional module Electricity or solar energy charge part energy supply accumulation power supply for it.In the case that the external world does not have illumination, the storage of operating platform Energy power supply can also power directly to functional module.
The present invention is not only restricted to the patch of carrier using high-efficiency three-joint gallium arsenide solar cell (30%, AM0,25 DEG C) Attached area, therefore can satisfy small area, powerful special applications demand.
The present invention is with civilian for background, and using space grade high-efficiency three-joint gallium arsenide solar cell, light weight, intensity is high, ring Border tolerance is good, and novel encapsulated material can satisfy the application demand of ground ultraviolet ageing, extends the service life of product.
Fixed function module position of the present invention is fixed, and operation is facilitated;The fixed point of protrusion, side are set in replaceable function module Just it operates and fixed.
Embodiment described above is the present invention more preferably specific embodiment, and those skilled in the art is in this hair The usual variations and alternatives carried out in bright technical proposal scope should be all included within the scope of the present invention.

Claims (8)

1. a kind of solar energy scientific experiment system, characterized by comprising: cabinet (1), upper cover (2), handle portion (3), physics electricity Source, fixed functional module and replaceable functional module;Wherein,
The upper cover (2) is connected with the handle portion (3) by plug-type lock;
The handle portion (3) is set to the top of the upper cover (2);
The physical power source, the fixed functional module and the replaceable functional module are all set in the cabinet (1) Inside;
The physical power source is connected with the fixed functional module, the replaceable functional module;
The fixed functional module is connected with the replaceable functional module.
2. solar energy scientific experiment system according to claim 1, it is characterised in that: the physical power source is three knot arsenic Gallium solar module;Wherein, three-junction gallium arsenide solar battery component includes several stacked solar cell, cascade solar cells;Wherein, described folded Layer solar cell uses Ge substrate, the pole the N pole-on-P structure, and GaInP/InGaAs/Ge three-junction solar battery monomer structure uses TiOx/Al2O3The Flouride-resistani acid phesphatase cover glass of structure encapsulates.
3. solar energy scientific experiment system according to claim 1, it is characterised in that: the fixed functional module includes First energy stores functional module (61), the second energy stores functional module (62) and switch control functions module (5);Wherein,
The first energy stores functional module (61) and the second energy stores functional module (62) are used to storage energy;
The switch control functions module is for switching over each module in the replaceable functional module.
4. solar energy scientific experiment system according to claim 3, it is characterised in that: the replaceable Functional Module Include double-pole switch control module (7), the first module (4), the second module (5) and third module (8);Wherein,
The double-pole switch control module (7) is connected with the first energy stores functional module (61);
The first energy stores functional module (61) is connected with the second energy stores functional module (62);
First module (4) is connected with the second energy stores functional module (62);
First module (4) is connected with second module (5);
The double-pole switch control module (7) is connected with the second module (5), third module (8) respectively;
Second module (5) is connected with the third module (8);
When double-pole switch control module (7) is closed to side, then third module (8) is connected with electric first module (4), the second mould Block (5) is disconnected;When double-pole switch control module (7) is closed to the other side, then the first module (4) and the second module (5) connect Logical, third module (8) is disconnected.
5. solar energy scientific experiment system according to claim 4, it is characterised in that: first module (4) is the sun Cell power conversion functional module, light emitting diode functional module, lamp functions module, buzzer functional module, fan functionality Module, solar energy trolley function module, hand generator functional module, electromagnetic inductance functional module or mobile accumulation power supply function Module;
Second module (5) is solar cell energy transformation function module, light emitting diode functional module, lamp functions mould Block, buzzer functional module, fan functionality module, solar energy trolley function module, hand generator functional module, electromagnetic inductance Functional module or mobile accumulation power supply functional module;
The third module (8) is solar cell energy transformation function module, light emitting diode functional module, lamp functions mould Block, buzzer functional module, fan functionality module, solar energy trolley function module, hand generator functional module, electromagnetic inductance Functional module or mobile accumulation power supply functional module;
Also, first module (4), second module (5) and the third module (8) these three modules are all different.
6. solar energy scientific experiment system according to claim 5, it is characterised in that: the solar cell energy converts function Can module for converting the solar into electric energy, part electric energy is transferred to the energy stores functional module or by part electric energy Directly feed replaceable function module;
The light emitting diode functional module is for converting electrical energy into luminous energy, the characteristic that there is one-way conduction reversely to end;
The lamp functions module is for shining;
The buzzer functional module is for the sound that beeps;
The fan functionality module is for generating kinetic energy;
The solar energy trolley function module is used to directly convert solar energy into kinetic energy driving too under conditions of illumination abundance Positive energy trolley traveling;
The hand generator functional module is for passing through hand power;
The electromagnetic inductance functional module is for converting electrical energy into magnetic field;
The mobile accumulation power supply functional module is for converting solar energy into electrical energy.
7. solar energy scientific experiment system according to claim 1, it is characterised in that: the inside of the cabinet (1) is arranged Have replaceable module region (11), replaceable module region (11) are provided with the fixed point of protrusion, for fixing fixed function Module.
8. solar energy scientific experiment system according to claim 1, it is characterised in that: the cabinet (1) is provided with storage Replaceable functional module is arranged in case (12), the containing box (12).
CN201910563540.3A 2019-06-26 2019-06-26 A kind of solar energy scientific experiment system Pending CN110212635A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910563540.3A CN110212635A (en) 2019-06-26 2019-06-26 A kind of solar energy scientific experiment system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910563540.3A CN110212635A (en) 2019-06-26 2019-06-26 A kind of solar energy scientific experiment system

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CN110212635A true CN110212635A (en) 2019-09-06

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20090012739A (en) * 2007-07-31 2009-02-04 김명동 Controller box for portable generators
TW201236314A (en) * 2011-02-17 2012-09-01 Sunwell Dynamics Resources Corp Portable complex power supply apparatus
US20170179726A1 (en) * 2015-12-17 2017-06-22 Garrity Power Services Llc Portable power system
CN206559123U (en) * 2017-03-14 2017-10-13 世富光伏宝(上海)环保科技股份有限公司 A kind of intelligent photovoltaic electricity generation system
CN107873108A (en) * 2015-01-04 2018-04-03 阿森特太阳能技术公司 Fully-integrated portable electric force system based on photovoltaic

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20090012739A (en) * 2007-07-31 2009-02-04 김명동 Controller box for portable generators
TW201236314A (en) * 2011-02-17 2012-09-01 Sunwell Dynamics Resources Corp Portable complex power supply apparatus
CN107873108A (en) * 2015-01-04 2018-04-03 阿森特太阳能技术公司 Fully-integrated portable electric force system based on photovoltaic
US20170179726A1 (en) * 2015-12-17 2017-06-22 Garrity Power Services Llc Portable power system
CN206559123U (en) * 2017-03-14 2017-10-13 世富光伏宝(上海)环保科技股份有限公司 A kind of intelligent photovoltaic electricity generation system

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Application publication date: 20190906