CN204145368U - A kind of photovoltaic system - Google Patents
A kind of photovoltaic system Download PDFInfo
- Publication number
- CN204145368U CN204145368U CN201420346229.6U CN201420346229U CN204145368U CN 204145368 U CN204145368 U CN 204145368U CN 201420346229 U CN201420346229 U CN 201420346229U CN 204145368 U CN204145368 U CN 204145368U
- Authority
- CN
- China
- Prior art keywords
- solar
- photovoltaic
- solar cell
- panel
- power
- 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.)
- Expired - Lifetime
Links
- 239000011521 glass Substances 0.000 claims abstract description 19
- 238000007599 discharging Methods 0.000 claims abstract description 9
- 238000005286 illumination Methods 0.000 claims abstract description 6
- 239000010408 film Substances 0.000 claims description 17
- 239000000428 dust Substances 0.000 claims description 9
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 6
- 239000013078 crystal Substances 0.000 claims description 6
- 229910052710 silicon Inorganic materials 0.000 claims description 6
- 239000010703 silicon Substances 0.000 claims description 6
- 239000000758 substrate Substances 0.000 claims description 6
- 239000010409 thin film Substances 0.000 claims description 6
- 230000000694 effects Effects 0.000 abstract description 7
- 238000005516 engineering process Methods 0.000 abstract description 5
- 230000008901 benefit Effects 0.000 abstract description 3
- 239000002253 acid Substances 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- OJIJEKBXJYRIBZ-UHFFFAOYSA-N cadmium nickel Chemical compound [Ni].[Cd] OJIJEKBXJYRIBZ-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- -1 vapour Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
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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
-
- 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
Landscapes
- Photovoltaic Devices (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model relates to field of photoelectric technology, especially relates to a kind of photovoltaic system, comprises solar cell array, batteries, charging-discharging controller, inverter, AC power distribution cabinet/AC distribution panel; Described solar cell array is made up of some solar panels, and described solar panel absorbs luminous energy having under light conditions, and transform light energy is become electric energy; Described batteries stores solar cell array by the electric energy sent during illumination, and can power to the load at any time; Described charging-discharging controller automatically prevents overcharge of a battery and overdischarge; Described inverter is by converting direct-current power into alternating-current power; Described AC power distribution cabinet/AC distribution panel ensures the normal power supply of system, also has the metering to circuit electric energy simultaneously.Compared with prior art, the utility model can promote the generating efficiency of photovoltaic cell; In addition, adopt film photovoltaic glass have lightweight, thickness is thin, flexible, portable, the low light level is good, when the morning and evening, light was weak, the advantage that generating effect is pretty good.
Description
Technical field
The utility model relates to field of photoelectric technology, especially relates to a kind of photovoltaic system.
Background technology
Photovoltaic cell is a kind of semiconductor device, and the transform light energy of sunlight can be directly electric energy by it.Due to when it works without the need to water, oil, vapour, fuel, only need the feature that luminous energy just can generate electricity, can be rated as contemporaryly to clean, free of contamination regenerative resource, and installation and maintenance are simple, long service life, can realize unattended operation, enjoying the favor of people, is the outstanding person in new forms of energy.In the last few years, photovoltaic generating system to be applied in the whole world more and more extensive.
But in existing photovoltaic system, the generating efficiency of photovoltaic cell is lower, can not meet the demand of user far away.
In view of this, be necessary a kind of new photovoltaic system of invention the generating efficiency to improve photovoltaic cell.
Utility model content
For solving the problems of the technologies described above, the utility model provides a kind of photovoltaic system.
The technical solution adopted in the utility model is:
A kind of photovoltaic system, comprises solar cell array, batteries, charging-discharging controller, inverter, AC power distribution cabinet/AC distribution panel;
Described solar cell array is made up of some solar panels, and described solar panel absorbs luminous energy having under light conditions, and transform light energy is become electric energy;
Described batteries stores solar cell array by the electric energy sent during illumination, and can power to the load at any time;
Described charging-discharging controller automatically prevents overcharge of a battery and overdischarge;
Described inverter is by converting direct-current power into alternating-current power;
Described AC power distribution cabinet/AC distribution panel ensures the normal power supply of system, also has the metering to circuit electric energy simultaneously.
Preferably, also solar tracking system is comprised;
Described solar tracking system can keep described solar panel at any time just to the sun.
Preferably, also comprise automatic dust removing system, described automatic dust removing system can be used in the automatic dust removing to each assembly in described photovoltaic system.
Preferably, described solar panel is crystal silicon solar batteries plate or thin-film solar cell panel.
Preferably, described thin-film solar cell panel comprises film photovoltaic glass, and described film photovoltaic glass is fitted formed by glass substrate, PVB film, crystal silicon chip, PVB film, glass substrate successively.
Compared with prior art, a kind of photovoltaic system that the utility model provides can promote the generating efficiency of photovoltaic cell; In addition, in a kind of photovoltaic system that the utility model provides, adopt film photovoltaic glass, the feature of this film photovoltaic glass be lightweight, thickness is thin, flexible, portable, the low light level is good, and when the morning and evening, light was weak, generating effect is pretty good.
Accompanying drawing explanation
In order to make content of the present utility model be more likely to be clearly understood, below in conjunction with accompanying drawing, the utility model is described in further detail, wherein:
Fig. 1 is the structural representation of a kind of photovoltaic system of the present utility model;
Fig. 2 is the structural representation of film photovoltaic glass of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described further.
By describing technology contents of the present utility model, structural feature in detail, realized object and effect, accompanying drawing is coordinated to be explained in detail below in conjunction with execution mode.
As shown in Figure 1, a kind of photovoltaic system 101 that the utility model embodiment provides, comprises solar cell array 102, batteries 103, charging-discharging controller 104, inverter 105, AC power distribution cabinet/AC distribution panel 106;
Described solar cell array is made up of some solar panels, (no matter be sunlight there being illumination, or the illumination that other luminous element produces) in situation, solar panel absorbs luminous energy, there is the accumulation of heterocharge in battery two ends, namely produce " photovoltage ", Here it is " photovoltaic effect ".Under the effect of photovoltaic effect, the two ends of solar panel produce electromotive force, and transform light energy is become electric energy, is the device of power conversion.
Described batteries stores solar cell array by the electric energy sent during illumination, and can power to the load at any time, and the basic demand of photovoltaic system to batteries used is: a, self-discharge rate are low; B, long service life; C, deep discharge ability are strong; D, charge efficiency are high; E, few maintenance or non-maintaining; F, operating temperature range are wide; G, cheap.The matching used storage battery of current photovoltaic system mainly lead acid accumulator and nickel cadmium cell.The lead acid accumulator of supporting more than 200Ah, generally selects fixed or industrial sealed type maintenance-free lead accumulator, and the rated voltage of every storage battery is 2VDC; The lead acid accumulator of supporting below 200Ah, generally selects small-sized sealing maintenance-free lead accumulator, and the rated voltage of every storage battery is 12VDC.
Described charging-discharging controller automatically prevents overcharge of a battery and overdischarge; Because the cycle charge-discharge number of times of storage battery and depth of discharge are the key factors determining service lifetime of accumulator, the charging-discharging controller that therefore can control batteries overcharge or overdischarge is absolutely necessary equipment.
Described inverter is by converting direct-current power into alternating-current power; Because solar cell and storage battery are DC power supply, and when load is AC load, inverter is absolutely necessary.Inverter, by operational mode, can be divided into independent operating inverter and combining inverter.Independent operating inverter is used for the solar cell power generation system of independent operating, for individual loads is powered.The solar cell power generation system of combining inverter for being incorporated into the power networks.Inverter can be divided into square-wave inverter and sinewave inverter by output waveform.Square-wave inverter circuit is simple, and cost is low, but harmonic component is large, is generally used for below a few hectowatt and the system not high to harmonic requirement.Sinewave inverter cost is high, but goes for various load.Wherein, inverter defencive function has: a, overload protection; B, short-circuit protection; C, connect anti-protection; D, under-voltage protection; E, overvoltage protection; F, overtemperature protection.
Described AC power distribution cabinet/AC distribution panel ensures the normal power supply of system, also has the metering to circuit electric energy simultaneously.
Preferably, solar tracking system 107 is also comprised; Described solar tracking system can keep described solar panel at any time just to the sun.In photovoltaic system, solar tracking system can keep solar panel at any time just to the sun, and the power set of the light making sunlight vertical irradiation solar panel at any time, can significantly improve the generating efficiency of solar photovoltaic assembly.Solar tracking system normally can use in-50 DEG C to 70 DEG C ambient temperature ranges; Tracking accuracy can reach ± and 0.001 °, improve solar tracking precision to greatest extent, perfect realization is followed the tracks of in good time, improves solar energy utilance to greatest extent.And solar tracking system can be used in widely various kinds of equipment need use the place of solar tracking, price material benefit, stable performance, rational in infrastructure, follow the tracks of accurate, facilitate easy-to-use.The solar power system having installed this solar tracking system additional is arranged on automobile, the train of running at high speed, and on communication emergency car, extraordinary camion, warship or steamer, no matter system is to where travelling, how reversing end for end, turn round, this automatic sun energy tracking system can ensure that the requirement of equipment follows the tracks of position just to the sun.
A kind of photovoltaic system that the utility model embodiment provides, also comprises automatic dust removing system 108, and described automatic dust removing system can be used in the automatic dust removing to each assembly in described photovoltaic system.
A kind of photovoltaic system that the utility model embodiment provides, described solar panel is crystal silicon solar batteries plate or thin-film solar cell panel.
As shown in Figure 2, a kind of photovoltaic system that the utility model embodiment provides, described thin-film solar cell panel comprises film photovoltaic glass, and described film photovoltaic glass is fitted formed by glass substrate 201, PVB film 202, crystal silicon chip 203, PVB film 204, glass substrate 205 successively.Film photovoltaic glass is a kind of by being laminated into solar panel, solar radiation can be utilized to generate electricity, and have the special glass of correlated current ejector and cable.Film photovoltaic glass have lightweight, thickness is thin, flexible, portable, the low light level is good, when the morning and evening, light was weak, the pretty good advantage of generating effect.
Obviously, above-described embodiment is only for clearly example being described, and the restriction not to execution mode.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all execution modes.And thus the apparent change of extending out or variation be still among protection range of the present utility model.
Claims (5)
1. a photovoltaic system, is characterized in that, comprises solar cell array, batteries, charging-discharging controller, inverter, AC power distribution cabinet/AC distribution panel;
Described solar cell array is made up of some solar panels, and described solar panel absorbs luminous energy having under light conditions, and transform light energy is become electric energy;
Described batteries stores solar cell array by the electric energy sent during illumination, and can power to the load at any time;
Described charging-discharging controller automatically prevents overcharge of a battery and overdischarge;
Described inverter is by converting direct-current power into alternating-current power;
Described AC power distribution cabinet/AC distribution panel ensures the normal power supply of system, also has the metering to circuit electric energy simultaneously.
2. a kind of photovoltaic system according to claim 1, is characterized in that, also comprise solar tracking system;
Described solar tracking system can keep described solar panel at any time just to the sun.
3. a kind of photovoltaic system according to claim 2, is characterized in that, also comprise automatic dust removing system, and described automatic dust removing system can be used in the automatic dust removing to each assembly in described photovoltaic system.
4. a kind of photovoltaic system according to claim 3, is characterized in that, described solar panel is crystal silicon solar batteries plate or thin-film solar cell panel.
5. a kind of photovoltaic system according to claim 4, is characterized in that, described thin-film solar cell panel comprises film photovoltaic glass, and described film photovoltaic glass is fitted formed by glass substrate, PVB film, crystal silicon chip, PVB film, glass substrate successively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420346229.6U CN204145368U (en) | 2014-06-23 | 2014-06-23 | A kind of photovoltaic system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420346229.6U CN204145368U (en) | 2014-06-23 | 2014-06-23 | A kind of photovoltaic system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204145368U true CN204145368U (en) | 2015-02-04 |
Family
ID=52422031
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420346229.6U Expired - Lifetime CN204145368U (en) | 2014-06-23 | 2014-06-23 | A kind of photovoltaic system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204145368U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110875399A (en) * | 2020-01-20 | 2020-03-10 | 哈尔滨工业大学（深圳） | Wide-spectrum absorption thin-film solar cell and photovoltaic power generation device |
| CN111055701A (en) * | 2019-12-23 | 2020-04-24 | 东华大学 | Electric automobile wireless charging system based on microgrid |
-
2014
- 2014-06-23 CN CN201420346229.6U patent/CN204145368U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111055701A (en) * | 2019-12-23 | 2020-04-24 | 东华大学 | Electric automobile wireless charging system based on microgrid |
| CN110875399A (en) * | 2020-01-20 | 2020-03-10 | 哈尔滨工业大学（深圳） | Wide-spectrum absorption thin-film solar cell and photovoltaic power generation device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20150204 |