CN102437788A - Solar photovoltaic power generation system - Google Patents
Solar photovoltaic power generation system Download PDFInfo
- Publication number
- CN102437788A CN102437788A CN2010102958479A CN201010295847A CN102437788A CN 102437788 A CN102437788 A CN 102437788A CN 2010102958479 A CN2010102958479 A CN 2010102958479A CN 201010295847 A CN201010295847 A CN 201010295847A CN 102437788 A CN102437788 A CN 102437788A
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- CN
- China
- Prior art keywords
- output
- inverter
- connects
- microprocessor
- generation system
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- 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.)
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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
Abstract
The invention relates to a novel solar photovoltaic power generation system, which comprises a solar battery array, a charging controller, a storage battery pack and an inverter, wherein an output end of the solar battery array is connected with the storage battery pack through the charging controller, an output end of the storage battery pack is connected with an input end of the inverter, and an output end of the inverter outputs alternative-current power; the charging controller comprises a microprocessor, a voltage collection circuit and a charging switch circuit; and the voltage collection circuit collects a voltage of the storage battery pack, the output end of the voltage collection circuit is connected with the input end of the microprocessor after the analog/digital (A/D) conversion, the output end of the microprocessor is connected with a control end of the charging switch circuit, and an input end and an output end of the charging switch circuit are respectively connected with the output end of the solar battery array and the input end of the storage battery pack. The solar photovoltaic power generation system has reasonable structural design, is safe and reliable to use, has wide application range, and can automatically recognize the undervoltage situation of the storage battery so as to perform corresponding processing.
Description
Technical field
The invention belongs to the new forms of energy application, is a kind of solar photovoltaic generation system.
Background technology
The proposition that requires along with national energy-saving and emission-reduction and the main trend of energy scarcity, the application of solar energy more and more widely, this just requires to be applicable to the common people's electricity generation system.
Summary of the invention
In order to solve the problems referred to above that exist in the prior art; The present invention provides a kind of new solar photovoltaic generation system; Comprise solar cell array, charge controller, batteries and inverter; The output of said solar cell array connects batteries through charge controller, and the output of batteries connects the input of inverter, the output output AC of inverter;
Said charge controller comprises microprocessor, voltage collection circuit and charge switch circuit; Voltage collection circuit is gathered the voltage of batteries; The output of voltage collection circuit connects the input of microprocessor after the A/D conversion; The output of microprocessor connects the control end of charge switch circuit, and the input and output side of electric switch circuit connects the output of solar cell array and the input of batteries respectively.
Said charge switch circuit comprises switching tube and amplifying circuit, and the output of said microprocessor connects the switch control end of switching tube behind amplifying circuit.
Said inverter comprises inverter commonly used and subsequent use inverter, and they are connected through output switch circuit respectively with the output of said batteries, and the control end of this output switch circuit connects the output of said microprocessor.
The output that the output of said inverter is connected with power distribution cabinet, power distribution cabinet connects the lightning protection shielded box through electronics limit lotus protector.
The output of said microprocessor also connects warning circuit.
Reasonable in design of the present invention, safe and reliable, the scope of application is wide, and the undervoltage condition that can discern storage battery automatically etc. is made handled.
Description of drawings
Fig. 1 is the sketch map of this electricity generation system;
Fig. 2 is the charge controller fundamental diagram.
Embodiment
Below in conjunction with accompanying drawing and embodiment the present invention is described further:
A kind of new solar photovoltaic generation system; Comprise solar cell array, charge controller, batteries and inverter; The output of said solar cell array connects batteries through charge controller; The output of batteries connects the input of inverter, the output output AC of inverter.
Said charge controller comprises microprocessor, voltage collection circuit and charge switch circuit; Voltage collection circuit is gathered the voltage of batteries; The output of voltage collection circuit connects the input of microprocessor after the A/D conversion; The output of microprocessor connects the control end of charge switch circuit, and the input and output side of electric switch circuit connects the output of solar cell array and the input of batteries respectively.
Said charge switch circuit comprises switching tube and amplifying circuit, and the output of said microprocessor connects the switch control end of switching tube behind amplifying circuit.
Said inverter comprises inverter commonly used and subsequent use inverter, and they are connected through output switch circuit respectively with the output of said batteries, and the control end of this output switch circuit connects the output of said microprocessor.
The output that the output of said inverter is connected with power distribution cabinet, power distribution cabinet connects the lightning protection shielded box through electronics limit lotus protector.
The output of said microprocessor also connects warning circuit.
Claims (5)
1. solar photovoltaic generation system; It is characterized in that comprising solar cell array, charge controller, batteries and inverter; The output of said solar cell array connects batteries through charge controller; The output of batteries connects the input of inverter, the output output AC of inverter;
Said charge controller comprises microprocessor, voltage collection circuit and charge switch circuit; Voltage collection circuit is gathered the voltage of batteries; The output of voltage collection circuit connects the input of microprocessor after the A/D conversion; The output of microprocessor connects the control end of charge switch circuit, and the input and output side of electric switch circuit connects the output of solar cell array and the input of batteries respectively.
2. solar photovoltaic generation system according to claim 1 is characterized in that said charge switch circuit comprises switching tube and amplifying circuit, and the output of said microprocessor connects the switch control end of switching tube behind amplifying circuit.
3. solar photovoltaic generation system according to claim 1; It is characterized in that said inverter comprises inverter commonly used and subsequent use inverter; They are connected through output switch circuit respectively with the output of said batteries, and the control end of this output switch circuit connects the output of said microprocessor.
4. the output that solar photovoltaic generation system according to claim 1, the output that it is characterized in that said inverter are connected with power distribution cabinet, power distribution cabinet connects the lightning protection shielded box through electronics limit lotus protector.
5. solar photovoltaic generation system according to claim 1 is characterized in that the output of said microprocessor also connects warning circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102958479A CN102437788A (en) | 2010-09-29 | 2010-09-29 | Solar photovoltaic power generation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102958479A CN102437788A (en) | 2010-09-29 | 2010-09-29 | Solar photovoltaic power generation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102437788A true CN102437788A (en) | 2012-05-02 |
Family
ID=45985697
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102958479A Pending CN102437788A (en) | 2010-09-29 | 2010-09-29 | Solar photovoltaic power generation system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102437788A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104362938A (en) * | 2014-12-01 | 2015-02-18 | 国家电网公司 | Early-warning solar generator |
| CN106330087A (en) * | 2015-07-03 | 2017-01-11 | 硕天科技股份有限公司 | Solar power generation system with standby inverter |
-
2010
- 2010-09-29 CN CN2010102958479A patent/CN102437788A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104362938A (en) * | 2014-12-01 | 2015-02-18 | 国家电网公司 | Early-warning solar generator |
| CN106330087A (en) * | 2015-07-03 | 2017-01-11 | 硕天科技股份有限公司 | Solar power generation system with standby inverter |
| CN106330087B (en) * | 2015-07-03 | 2018-06-05 | 硕天科技股份有限公司 | Solar power generation system with standby inverter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20120502 |