CN204258326U - A kind of photovoltaic generating system - Google Patents
A kind of photovoltaic generating system Download PDFInfo
- Publication number
- CN204258326U CN204258326U CN201420210760.0U CN201420210760U CN204258326U CN 204258326 U CN204258326 U CN 204258326U CN 201420210760 U CN201420210760 U CN 201420210760U CN 204258326 U CN204258326 U CN 204258326U
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- CN
- China
- Prior art keywords
- photovoltaic
- transformer
- high voltage
- generating system
- voltage control
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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.)
- Expired - Fee Related
Links
- 238000004804 winding Methods 0.000 claims description 6
- 230000005611 electricity Effects 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
Classifications
-
- 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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- Control Of Electrical Variables (AREA)
Abstract
The utility model discloses a kind of photovoltaic generating system, this photovoltaic generating system comprises photovoltaic module, photovoltaic combiner box, photovoltaic DC control cubicle, photovoltaic DC-to-AC converter, photovoltaic exchanges control cubicle, step-up transformer and photovoltaic high voltage control cabinet, described photovoltaic module is provided with more than one group, the current output terminal of photovoltaic module is connected with the input of photovoltaic combiner box, the output of described photovoltaic combiner box is connected with the input of photovoltaic DC control cubicle, described photovoltaic DC-to-AC converter is arranged on the output of photovoltaic DC control cubicle, described photovoltaic exchanges control cubicle and is connected with step-up transformer, described step-up transformer output connects photovoltaic high voltage control cabinet, by controlling photovoltaic high voltage control cabinet, time when realizing not generating electricity night or as required, step-up transformer, photovoltaic are exchanged control cubicle, inverter even load excises from electrical network, save electric energy.
Description
Technical field
The present invention relates to a kind of photovoltaic generating system, belong to solar energy power generating field.
Background technology
Photovoltaic generating system is become with photovoltaic high voltage control group by photovoltaic module, photovoltaic combiner box, photovoltaic DC control cubicle, photovoltaic DC-to-AC converter, photovoltaic interchange control cubicle, step-up transformer.
Common photovoltaic high voltage control cabinet only has defencive function, and except protection act, photovoltaic high voltage control cabinet is in "on" position always.
Night, when not generating electricity, step-up transformer, photovoltaic exchanged the load that control cubicle, inverter etc. will become electrical network, consume electric energy.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of by controlling photovoltaic high voltage control cabinet, time when realizing not generating electricity night or as required, step-up transformer, photovoltaic interchange control cubicle, inverter even load are excised from electrical network, saves the photovoltaic generating system of electric energy.
The present invention is achieved through the following technical solutions: a kind of photovoltaic generating system, this photovoltaic generating system comprises photovoltaic module, photovoltaic combiner box, photovoltaic DC control cubicle, photovoltaic DC-to-AC converter, photovoltaic exchanges control cubicle, step-up transformer and photovoltaic high voltage control cabinet, described photovoltaic module is provided with more than one group, the current output terminal of photovoltaic module is connected with the input of photovoltaic combiner box, the output of described photovoltaic combiner box is connected with the input of photovoltaic DC control cubicle, described photovoltaic DC-to-AC converter is arranged on the output of photovoltaic DC control cubicle, described photovoltaic exchanges control cubicle and is connected with step-up transformer, described step-up transformer output connects photovoltaic high voltage control cabinet, an intelligent control unit is connected with between described photovoltaic high voltage control cabinet and photovoltaic DC-to-AC converter, described photovoltaic high voltage control cabinet one end connects electrical network.
As preferred technical scheme, in described photovoltaic high voltage control cabinet, be provided with a breaker.
As preferred technical scheme, described intelligent control unit one end connects this breaker.
As preferred technical scheme, described step-up transformer is two winding transformer or two transformer with split winding.
As preferred technical scheme, described photovoltaic high voltage control cabinet electric pressure is 10kV or 35kV.
The invention has the beneficial effects as follows: step-up transformer, photovoltaic, by controlling photovoltaic high voltage control cabinet, time when realizing not generating electricity night or as required, are exchanged control cubicle, inverter even load excises from electrical network, save electric energy by the present invention.
Accompanying drawing explanation
below in conjunction with the drawings and specific embodiments, the utility model is described further.
Fig. 1 is system block diagram of the present invention.
Embodiment
As shown in Figure 1, a kind of photovoltaic generating system of the present invention, this photovoltaic generating system comprises photovoltaic module 1, photovoltaic combiner box 2, photovoltaic DC control cubicle 3, photovoltaic DC-to-AC converter 4, photovoltaic exchanges control cubicle 5, step-up transformer 6 and photovoltaic high voltage control cabinet 7, described photovoltaic module 1 is provided with more than one group, the current output terminal of photovoltaic module 1 is connected with the input of photovoltaic combiner box, the output of described photovoltaic combiner box 2 is connected with the input of photovoltaic DC control cubicle 3, described photovoltaic DC-to-AC converter 4 is arranged on the output of photovoltaic DC control cubicle 3, described photovoltaic exchanges control cubicle 3 and is connected with step-up transformer 6, described step-up transformer 6 output connects photovoltaic high voltage control cabinet 3, an intelligent control unit 8 is connected with between described photovoltaic high voltage control cabinet 3 and photovoltaic DC-to-AC converter 4, described photovoltaic high voltage control cabinet 7 one end connects electrical network.
As preferred embodiment, in photovoltaic high voltage control cabinet 7, be provided with a breaker 9.
As preferred embodiment, intelligent control unit 8 one end connects this breaker 9.
As preferred embodiment, step-up transformer 6 is two winding transformer or two transformer with split winding.
As preferred embodiment, described photovoltaic high voltage control cabinet 7 electric pressure is 10kV or 35kV.
The invention has the beneficial effects as follows: step-up transformer, photovoltaic, by controlling photovoltaic high voltage control cabinet, time when realizing not generating electricity night or as required, are exchanged control cubicle, inverter even load excises from electrical network, save electric energy by the present invention.
The above, be only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, any change of expecting without creative work or replacement.
Claims (5)
1. a photovoltaic generating system, it is characterized in that: this photovoltaic generating system comprises photovoltaic module, photovoltaic combiner box, photovoltaic DC control cubicle, photovoltaic DC-to-AC converter, photovoltaic exchanges control cubicle, step-up transformer and photovoltaic high voltage control cabinet, described photovoltaic module is provided with more than one group, the current output terminal of photovoltaic module is connected with the input of photovoltaic combiner box, the output of described photovoltaic combiner box is connected with the input of photovoltaic DC control cubicle, described photovoltaic DC-to-AC converter is arranged on the output of photovoltaic DC control cubicle, described photovoltaic exchanges control cubicle and is connected with step-up transformer, described step-up transformer output connects photovoltaic high voltage control cabinet, an intelligent control unit is connected with between described photovoltaic high voltage control cabinet and photovoltaic DC-to-AC converter, described photovoltaic high voltage control cabinet one end connects electrical network.
2. photovoltaic generating system according to claim 1, is characterized in that: be provided with a breaker in described photovoltaic high voltage control cabinet.
3. photovoltaic generating system according to claim 2, is characterized in that: described intelligent control unit one end connects this breaker.
4. photovoltaic generating system according to claim 1, is characterized in that: described step-up transformer is two winding transformer or two transformer with split winding.
5. photovoltaic generating system according to claim 1, is characterized in that: described photovoltaic high voltage control cabinet electric pressure is 10kV or 35kV.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420210760.0U CN204258326U (en) | 2014-04-28 | 2014-04-28 | A kind of photovoltaic generating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420210760.0U CN204258326U (en) | 2014-04-28 | 2014-04-28 | A kind of photovoltaic generating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204258326U true CN204258326U (en) | 2015-04-08 |
Family
ID=52962594
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420210760.0U Expired - Fee Related CN204258326U (en) | 2014-04-28 | 2014-04-28 | A kind of photovoltaic generating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204258326U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106655254A (en) * | 2016-11-03 | 2017-05-10 | 中民新能投资集团有限公司 | Integrated device of inverter and transformer |
-
2014
- 2014-04-28 CN CN201420210760.0U patent/CN204258326U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106655254A (en) * | 2016-11-03 | 2017-05-10 | 中民新能投资集团有限公司 | Integrated device of inverter and transformer |
| CN106655254B (en) * | 2016-11-03 | 2019-04-09 | 中民新能投资集团有限公司 | A kind of inverter and transformer integrated equipment |
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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: 20150408 Termination date: 20190428 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |