CN203339718U - Photovoltaic power generation system - Google Patents
Photovoltaic power generation system Download PDFInfo
- Publication number
- CN203339718U CN203339718U CN2013204240575U CN201320424057U CN203339718U CN 203339718 U CN203339718 U CN 203339718U CN 2013204240575 U CN2013204240575 U CN 2013204240575U CN 201320424057 U CN201320424057 U CN 201320424057U CN 203339718 U CN203339718 U CN 203339718U
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- CN
- China
- Prior art keywords
- inverter
- transformer
- photovoltaic
- blower
- blower fan
- 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 - Fee Related
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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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- 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
- Y02E10/70—Wind energy
- Y02E10/76—Power conversion electric or electronic aspects
Abstract
The utility model relates to a photovoltaic power generation system comprising a blower, a photovoltaic panel, an inverter, a box type transformer, and a set-up transformer. The blower, the photovoltaic panel and the inverter are installed on a blower construction expropriation land. The input end of the photovoltaic panel, the output end of the inverter, and the output end of the blower are connected with the input end of the box type transformer through a low voltage power transmission line. The output end of the box type transformer is connected with the input end of the set-up transformer through a collection line. The output end of the set-up transformer transmits electric energy to a power grid. The system has the advantages that the photovoltaic panel is arranged on the blower construction expropriation land, DC generated by the photovoltaic panel is converted into AC which generates same voltage value of the blower, electric energy is transmitted to the power grid by using the boost and transmission system of the blower, the photovoltaic panel power generation is added, new land and power transmission system are not occupied any more, the manpower and material resources are saved, and the cost of investment and repair is reduced.
Description
Technical field
The utility model relates to field of solar thermal power generation, in particular to a kind of photovoltaic generating system.
Background technology
Wind energy has been developed as a large amount of construction of wind-powered electricity generation extensive use as a kind of clean energy resource.Luminous energy is successfully applied to photovoltaic generation, and photovoltaic generation is to utilize the light volta effect of interface and a kind of technology of luminous energy directly being changed into to electric energy, and the advantage of photovoltaic generation is the less regional limits that is subject to, because the area on solar radiation ground is wider; The advantages such as that photovoltaic system also has is safe and reliable, noiselessness, low pollutions, shortcoming is that occupation of land is many, construction cost is high.
In correlation technique, photovoltaic generating system comprises blower fan generating and photovoltaic battery panel generating, as shown in Figure 1, the blower fan generating is, in blower fan construction expropriation of land 2, blower fan 1 is installed, by blower fan, by wind energy transformation, be electric energy, and be transferred to box type transformer 5 by low voltage transmission line 4, box type transformer is transferred to step-up transformer 8 by current collection circuit 7 after voltage is raise, electric energy is transferred to grid 9 after step-up transformer boosted voltage value, this wind power generation, Transmission Mode, take a large amount of recycling soils (blower foundation is imbedded rear idle part), taken a large amount of manpowers simultaneously, material resources, in addition, the distributing photovoltaic generation in popularization is to utilize the house of family or enterprise and idle place to arrange photovoltaic battery panel, and there is small scale in this generation mode, energy output is few and, to grid power transmission metering complexity, in use maintenance cost is higher.
The utility model content
The purpose of this utility model is to provide a kind of photovoltaic generating system, to solve the above problems.
A kind of photovoltaic generating system is provided in the utility model embodiment, comprise blower fan, photovoltaic battery panel, inverter, box type transformer, step-up transformer, blower fan, photovoltaic battery panel and inverter are installed in blower fan construction expropriation of land, photovoltaic battery panel connects the input of inverter, the output of inverter all is connected with the input of box type transformer by low voltage transmission line with the output of blower fan, the output of box type transformer is connected with the input of step-up transformer by the current collection circuit, the output of step-up transformer by delivery of electrical energy to electrical network.
A kind of photovoltaic generating system of the utility model above-described embodiment, this system is utilized the upper photovoltaic battery panel of arranging of the blower fan construction expropriation of land around wind electric field blower foundation, the direct current that photovoltaic battery panel produces is converted into the alternating current that produces identical magnitude of voltage with blower fan by inverter, the photovoltaic battery panel generating utilizes same set of boosting and transmission system transmission electric weight with the blower fan generating, this electricity generation system not only energy output is high, and no longer take new soil and transmission system, save human and material resources, reduced investment and maintenance cost.
The accompanying drawing explanation
The structured flowchart of the blower fan generating that Fig. 1 is the described a kind of photovoltaic generating system of prior art embodiment;
The structured flowchart that Fig. 2 is the described a kind of photovoltaic generating system of the utility model embodiment.
In figure:
1, blower fan; 2, blower fan construction expropriation of land; 3, photovoltaic battery panel; 4, low voltage transmission line; 5, box type transformer; 6, inverter; 7, current collection circuit; 8, step-up transformer; 9, electrical network.
Embodiment
Below by specific embodiment, also by reference to the accompanying drawings the utility model is described in further detail.
As shown in Figure 2, the described a kind of photovoltaic generating system of the utility model embodiment, comprise blower fan 1, photovoltaic battery panel 3, inverter 6, box type transformer 5, step-up transformer 8, blower fan, photovoltaic battery panel and inverter are installed in blower fan construction expropriation of land 2, photovoltaic battery panel connects the input of inverter, the output of inverter all is connected with the input of box type transformer by low voltage transmission line 4 with the output of blower fan, the output of box type transformer is connected with the input of step-up transformer 8 by current collection circuit 7, the output of step-up transformer by delivery of electrical energy to electrical network 9.
This system is utilized the upper photovoltaic battery panel of arranging of the blower fan construction expropriation of land around wind electric field blower foundation, the direct current that photovoltaic battery panel produces is converted into the alternating current that produces identical magnitude of voltage with blower fan by inverter, the photovoltaic battery panel generating utilizes same set of boosting and transmission system transmission electric weight with the blower fan generating, for example, when have wind night, utilize blower fan to be generated electricity, when daylight is sufficient, utilize the photovoltaic battery panel generating, if daytime is while having wind, also can utilize the blower fan generating simultaneously, photovoltaic battery panel and blower fan generate electricity at times or simultaneously, this generation mode not only energy output is high, and no longer take new soil and transmission system, saved manpower, material resources, investment and maintenance cost have been reduced.
Preferably, this system also comprises supervising device, and described supervising device connects respectively inverter, box type transformer and step-up transformer.Photovoltaic generating system is mainly used in outlying district at present, many power stations unattended operation and maintenance, the design of supervising device, can be for boosting and transmission system is monitored in real time, monitor at any time the conveying situation of electric weight, if break down in transmitting procedure simultaneously, can judge in time fault point by supervising device, be convenient to maintenance.
Preferably, described inverter is photovoltaic combining inverter.The magnitude of voltage of the output of described inverter equates with the magnitude of voltage of the electric energy that described blower fan produces.Inverter is a kind of power supply change-over device, direct current can be converted into to alternating current, inverter has been arranged, just can utilize converting direct-current power into alternating-current power to provide the reliable and stable electricity consumption guarantee that obtains for electrical equipment, in the utility model, the direct current that photovoltaic battery panel produces is converted into the alternating current that produces identical magnitude of voltage with blower fan by inverter, and boosts and transmission system is transferred to electrical network by electric weight by same set of, save human and material resources, be convenient to maintenance simultaneously.Photovoltaic combining inverter has higher conversion efficiency, and in addition in outlying district, photovoltaic combining inverter possesses perfect defencive function, and such as the protection of input direct-current reverse polarity connection, interchange output short circuit protection, overtemperature protection and overload protection etc., reliability is higher.
During concrete the use, photovoltaic battery panel is arranged in the blower fan construction expropriation of land that is embedded with blower foundation, when night or daytime wind being arranged, blower fan rotates generating, and be transferred to box type transformer by low voltage transmission line, box type transformer is transferred to step-up transformer by the current collection circuit after voltage is raise, and electric energy is transferred to electrical network after the boosted voltage value again through step-up transformer; When daylight is sufficient, can utilize the photovoltaic battery panel generating simultaneously, and the direct current of generation is converted into to the alternating current that produces identical magnitude of voltage with motor by inverter, then be transferred to box type transformer.Photovoltaic battery panel and blower fan generate electricity at times or simultaneously, and this generation mode not only energy output is high, and no longer takies new soil and transmission system, has saved human and material resources, has reduced maintenance cost.
The utility model adopts the photovoltaic power generation quantity metering method, pursues the cover metering method by total system and determines electricity volume.The utility model also adopts the sample metering method in addition, same wind energy turbine set is adopted to the photovoltaic battery panel of same specification model installs etc. the Capacity Optical photovoltaic generating system, measure one of them or the several system energy output basis as this wind field, the loss that deducts conveying circuit is the photovoltaic generation electricity volume, has saved installation, the statistical work amount of measurement meter.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection range of the present utility model.
Claims (3)
1. a photovoltaic generating system, it is characterized in that: comprise blower fan (1), photovoltaic battery panel (3), inverter (6), box type transformer (5), step-up transformer (8), blower fan, photovoltaic battery panel and inverter are installed in blower fan construction expropriation of land (2), photovoltaic battery panel connects the input of inverter, the output of inverter all is connected with the input of box type transformer by low voltage transmission line (4) with the output of blower fan, the output of box type transformer is connected with the input of step-up transformer by current collection circuit (7), the output of step-up transformer by delivery of electrical energy to electrical network (9).
2. photovoltaic generating system according to claim 1, it is characterized in that: this system also comprises supervising device, described supervising device connects respectively inverter, box type transformer and step-up transformer.
3. photovoltaic generating system according to claim 1 and 2, it is characterized in that: described inverter is photovoltaic combining inverter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013204240575U CN203339718U (en) | 2013-07-17 | 2013-07-17 | Photovoltaic power generation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013204240575U CN203339718U (en) | 2013-07-17 | 2013-07-17 | Photovoltaic power generation system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203339718U true CN203339718U (en) | 2013-12-11 |
Family
ID=49708374
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013204240575U Expired - Fee Related CN203339718U (en) | 2013-07-17 | 2013-07-17 | Photovoltaic power generation system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203339718U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106451525A (en) * | 2016-05-18 | 2017-02-22 | 中国能源建设集团甘肃省电力设计院有限公司 | Application method and device for wind-solar complementary grid-connected generation on same piece of land |
-
2013
- 2013-07-17 CN CN2013204240575U patent/CN203339718U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106451525A (en) * | 2016-05-18 | 2017-02-22 | 中国能源建设集团甘肃省电力设计院有限公司 | Application method and device for wind-solar complementary grid-connected generation on same piece of land |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131211 Termination date: 20150717 |
|
| EXPY | Termination of patent right or utility model |