CN202475317U - Solar photovoltaic power station adopting transient stable structure - Google Patents
Solar photovoltaic power station adopting transient stable structure Download PDFInfo
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- CN202475317U CN202475317U CN2012201097640U CN201220109764U CN202475317U CN 202475317 U CN202475317 U CN 202475317U CN 2012201097640 U CN2012201097640 U CN 2012201097640U CN 201220109764 U CN201220109764 U CN 201220109764U CN 202475317 U CN202475317 U CN 202475317U
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- Prior art keywords
- solar photovoltaic
- transient stability
- photovoltaic power
- power plant
- power station
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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
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
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Abstract
The utility model relates to a solar photovoltaic power station adopting a transient stable structure. The solar photovoltaic power station comprises a plurality of groups of photovoltaic assemblies, a transient stability protection device, a power generation assembly, inverters and a power grid system, wherein the photovoltaic assemblies, the power generation assembly and the transient stability protection device are connected in parallel and are connected to the power grid system through the inverters. As the solar photovoltaic power station adopts the transient stability protection device, the operation stability and the use efficiency of the solar photovoltaic power station are improved, and the economic benefits of the solar photovoltaic power station are improved.
Description
Technical field
The utility model relates to a kind of solar photovoltaic power plant, is specifically related to a kind of solar photovoltaic power plant that uses the transient stability structure.
Background technology
The photovoltaic plant major part is all built load center or power center in the prior art, and the capacity proportion of its solar power station is also very little, and being in operation just can be compensated by network system, need not to study its stable problem; Again it, the construction cost of existing solar photovoltaic power plant is also very high, in order to reduce cost, is not provided with specific transient stability protective device, so just makes poor stability in the solar photovoltaic power plant power generation process, availability factor is low.
Summary of the invention
In order to solve the technical problem that exists in the prior art, the utility model provides a kind of solar photovoltaic power plant that uses the transient stability structure.
The technical scheme that the prior art problem that solves the utility model is adopted is that a kind of solar photovoltaic power plant that uses the transient stability structure is provided; The solar photovoltaic power plant of said utilization transient stability structure comprises many group photovoltaic modulies, transient stability protective device, electrification component, inverter and network systems, and wherein said photovoltaic module, said electrification component and said transient stability protective device are parallel way and insert said network system through said inverter.
Optimal technical scheme according to the utility model: said each unit light photovoltaic assembly is connected in parallel with each other, and inserts the output bus of said photovoltaic module.
Optimal technical scheme according to the utility model: said transient stability protective device is a farad capacitor.
Optimal technical scheme according to the utility model: said electrification component comprises generator and unilateral diode, and the output of said generator is connected with said unilateral diode.
Optimal technical scheme according to the utility model: said inverter is unidirectional inverter.
The utility model has improved the operation stability and the service efficiency of solar photovoltaic power plant through introducing the transient stability protective device, has improved the economic benefit of photovoltaic plant.
Description of drawings
The solar photovoltaic power plant structural representation of Fig. 1 the utility model utilization transient stability structure.
Embodiment
Below in conjunction with accompanying drawing the utility model technical scheme is elaborated:
See also the solar photovoltaic power plant structural representation of Fig. 1 the utility model utilization transient stability structure.As shown in Figure 1; The utility model provides a kind of solar photovoltaic power plant that uses the transient stability structure; The solar photovoltaic power plant of said utilization transient stability structure comprises many group photovoltaic modulies 101, transient stability protective device 102, electrification component, inverter 103 and network systems 106, and wherein said photovoltaic module 101, said electrification component be that parallel way is also through the said network system 106 of said inverter 103 accesses with said transient stability protective device 102.
In the technical scheme of the utility model: said each unit light photovoltaic assembly 101 is connected in parallel with each other; And insert the output bus 107 of said photovoltaic module 101; Said transient stability protective device 102 is a farad capacitor; Said electrification component comprises generator 104 and unilateral diode 105, and the output of said generator 104 is connected with said unilateral diode 105, and said inverter 103 is unidirectional inverter 103.
The course of work of the solar photovoltaic power plant of the utility model utilization transient stability structure is following:
At first use through output bus 107 and through inverter 103 power supply network systems 106 through many group photovoltaic module 101 generatings; When said many group photovoltaic modulies 101 receive the conditionality cisco unity malfunction; The 102 startup work of transient stability protective device; For the startup of electrification component provides a guard time; Before electrification component normally starts work,, reduce the being hit property of said network system 106, guaranteed the stable of network system 106 by the short time operate as normal of said transient stability protective device 102 assurance network systems 106.
The utility model has improved the operation stability and the service efficiency of solar photovoltaic power plant through introducing transient stability protective device 102, has improved the economic benefit of photovoltaic plant.
Above content is the further explain that combines concrete optimal technical scheme that the utility model is done, and can not assert that the practical implementation of the utility model is confined to these explanations.For the those of ordinary skill of technical field under the utility model, under the prerequisite that does not break away from the utility model design, can also make some simple deduction or replace, all should be regarded as belonging to the protection range of the utility model.
Claims (5)
1. solar photovoltaic power plant that uses the transient stability structure; It is characterized in that: the solar photovoltaic power plant of said utilization transient stability structure comprises many group photovoltaic modulies (101), transient stability protective device (102), electrification component, inverter (103) and network system (106), and wherein said photovoltaic module (101), said electrification component and said transient stability protective device (102) are for parallel way and insert said network system (106) through said inverter (103).
2. according to the solar photovoltaic power plant of the said utilization transient stability of claim 1 structure, it is characterized in that: said each unit light photovoltaic assembly (101) is connected in parallel with each other, and inserts the output bus (107) of said photovoltaic module (101).
3. according to the solar photovoltaic power plant of the said utilization transient stability of claim 2 structure, it is characterized in that: said transient stability protective device (102) is a farad capacitor.
4. according to the solar photovoltaic power plant of the said utilization transient stability of claim 3 structure; It is characterized in that: said electrification component comprises generator (104) and unilateral diode (105), and the output of said generator (104) is connected with said unilateral diode (105).
5. according to the solar photovoltaic power plant of the said utilization transient stability of claim 4 structure, it is characterized in that: said inverter (103) is a unidirectional inverter (103).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201097640U CN202475317U (en) | 2012-03-22 | 2012-03-22 | Solar photovoltaic power station adopting transient stable structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201097640U CN202475317U (en) | 2012-03-22 | 2012-03-22 | Solar photovoltaic power station adopting transient stable structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202475317U true CN202475317U (en) | 2012-10-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201097640U Expired - Fee Related CN202475317U (en) | 2012-03-22 | 2012-03-22 | Solar photovoltaic power station adopting transient stable structure |
Country Status (1)
| Country | Link |
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| CN (1) | CN202475317U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103595065A (en) * | 2013-09-27 | 2014-02-19 | 重庆大学 | Method for designing grid-connected stability of large-scale photovoltaic power station based on power grid impedance |
-
2012
- 2012-03-22 CN CN2012201097640U patent/CN202475317U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103595065A (en) * | 2013-09-27 | 2014-02-19 | 重庆大学 | Method for designing grid-connected stability of large-scale photovoltaic power station based on power grid impedance |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: CGNPC solar Development Co. Ltd. (Dacaidan) Assignor: CGN Solar Energy Development Co., Ltd. Contract record no.: 2013990000259 Denomination of utility model: Solar photovoltaic power station adopting transient stable structure Granted publication date: 20121003 License type: Exclusive License Record date: 20130520 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121003 Termination date: 20160322 |