CN104659897A - Photovoltaic grid-connected power supply system used for sport clubhouse - Google Patents
Photovoltaic grid-connected power supply system used for sport clubhouse Download PDFInfo
- Publication number
- CN104659897A CN104659897A CN201310583483.8A CN201310583483A CN104659897A CN 104659897 A CN104659897 A CN 104659897A CN 201310583483 A CN201310583483 A CN 201310583483A CN 104659897 A CN104659897 A CN 104659897A
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- Prior art keywords
- control system
- grid
- photovoltaic cell
- photovoltaic
- management control
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- 230000005611 electricity Effects 0.000 claims abstract description 9
- 238000005286 illumination Methods 0.000 claims abstract description 5
- 210000004027 cell Anatomy 0.000 claims description 24
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 210000003850 cellular structure Anatomy 0.000 claims description 3
- 229910021421 monocrystalline silicon Inorganic materials 0.000 claims description 3
- 238000010248 power generation Methods 0.000 abstract 2
- 238000012544 monitoring process Methods 0.000 abstract 1
- 230000010354 integration Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000001502 supplementing effect Effects 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 230000001172 regenerating effect Effects 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
- H02J7/35—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
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- H02J3/383—
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/10—Photovoltaic [PV]
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention discloses a photovoltaic grid-connected power supply system used for a sport clubhouse. The photovoltaic grid-connected power supply system used for the sport clubhouse comprises a photovoltaic cell panel array installed on the top portion of the sport clubhouse and a management control system. The photovoltaic cell panel array and a photovoltaic power generation system are in electric connection. The photovoltaic power generation system comprises a combiner box, a grid-connected inverter, an on-load tap changing transformer and a voltage regulator which are sequentially connected. The voltage regulator is connected with an input terminal of a power distribution cabinet. An output terminal of the power distribution cabinet is connected with an illumination system and a sport equipment control system. An input terminal of the power distribution cabinet is also connected with a storage battery, a mains supply network and a management control system. The management control system and the combiner box are both connected with the storage battery through a charging switch. The management control system is also connected with a human-computer interface (HMI). According to the photovoltaic grid-connected power supply system used for the sport clubhouse of the invention, non-renewable resources are saved and electricity consumption is also saved; simultaneously, the stability of a voltage is guaranteed; and the human-computer interface (HMI) is employed to carry out real time monitoring on the system, so that the safety and the operation efficiency of the system are raised.
Description
Technical field
The present invention relates to a kind of electric power system, especially relate to a kind of motion guild hall and use up the grid-connected electric power system of volt.
Background technology
Along with the develop rapidly of human civilization, lack of energy and environmental pollution states are day by day serious in recent years, regenerative resource receives global concern gradually, and solar energy is inexhaustible and free of contamination clean energy resource, the photovoltaic generation industry utilizing solar energy also attention naturally.Solar energy power generating industry one of fastest-rising new high-tech industry in the world since being the eighties in 20th century, photovoltaic generating system is divided into independent photovoltaic generating system and the large class of grid-connected photovoltaic system two usually, China is in photovoltaic generation initial stage at present, and grid-connected photovoltaic system will be following development trend.The equipment power consumptions such as the illumination in motion guild hall and electron motion apparatus are very large; current electric energy is all generally carry out generating by coal, oil to use; the consumption of these disposable energy; not only increase carbon dioxide; cause environmental pollution; and will cause energy crisis, so the application of the regenerative resources such as solar energy is just particularly important.And existing solar electric power supply system mainly adopts the compositions such as solar photovoltaic cell panel, controller, inverter and storage battery, the main deficiency existed in such system is complex structure between solar photovoltaic cell panel and inverter, therefore installation cost is high, next is existing inverter unstable properties, easy infringement, useful life is not long, thus have influence on whole electricity generation system stable, run normally; Moreover directly send AC network to through the voltage of inverter, cause the large unstable impact of mains voltage range fluctuation, therefore need to be improved.
Summary of the invention
Technical problem to be solved by this invention is for above-mentioned deficiency of the prior art, a kind of motion guild hall is provided to use up the grid-connected electric power system of volt, the header box that the direct current that photovoltaic cell plate array is changed can conflux by its application connects photovoltaic cell plate array and combining inverter, and apply on-load tap-changing transformer and voltage regulator variation is controlled within the specific limits and regulates voltage, the voltage fluctuation and flicker caused when reducing a large amount of grid integration, ensure that the stability of voltage, its structure is simple, reasonable in design, convert solar energy to electric energy, carry out effectively supplementing to the normal grid energy, clean energy-saving, adopt man-machine interface to monitor in real time system, improve fail safe and the operational efficiency of system.
For solving the problems of the technologies described above, the technical solution used in the present invention is: a kind of motion guild hall uses up the grid-connected electric power system of volt, it is characterized in that: comprise photovoltaic cell plate array and the management control system that solar energy can be converted to direct current energy, described photovoltaic cell plate array is electrically connected with photovoltaic generating system, described photovoltaic generating system comprises the header box that the direct current that photovoltaic cell plate array is changed can be confluxed connected successively, DC power conversion after header box can being confluxed is the combining inverter of alternating current, alternating current voltage skew after combining inverter can being changed control at the on-load tap-changing transformer of certain limit and the voltage regulator that can regulate voltage, described voltage regulator with can the power distribution cabinet input of control system supply power mode connect, described power distribution cabinet output is connected to for the illuminator of control room intraoral illumination electricity consumption and the sports equipment control system for the electricity consumption of controlled motion equipment, the input of described power distribution cabinet also connects with storage battery, utility grid and management control system, and described management control system and header box are all connected with storage battery by charge switch, and described management control system connects with Human machine interface, described photovoltaic cell plate array is installed on motion guild hall top.
Above-mentioned one motion guild hall uses up the grid-connected electric power system of volt, it is characterized in that: described power distribution cabinet output also can circuit closer and other loads.
Above-mentioned one motion guild hall uses up the grid-connected electric power system of volt, it is characterized in that: the monocrystalline silicon photovoltaic cell component that described photovoltaic cell plate array is 15% by photoelectric conversion efficiency is formed.
Above-mentioned one motion guild hall uses up the grid-connected electric power system of volt, it is characterized in that: the rated capacity of described combining inverter is 5kW, and its direct voltage input range is 300 ~ 650V.
The present invention compared with prior art has the following advantages:
1, combining inverter is connected after adopting header box the direct current that photovoltaic cell plate array is changed can be confluxed.
2, variation controls within the specific limits and regulates voltage by application on-load tap-changing transformer and voltage regulator, and when reducing a large amount of grid integration, the voltage fluctuation and flicker caused, ensure that the stability of voltage.
3, convert solar energy to electric energy, carried out effectively supplementing to the normal grid energy, clean energy-saving.
4, adopt man-machine interface to monitor in real time system, improve fail safe and the operational efficiency of system.
In sum, the header box that the direct current that photovoltaic cell plate array is changed can conflux by the present invention's application connects photovoltaic cell plate array and combining inverter, and apply on-load tap-changing transformer and voltage regulator variation is controlled within the specific limits and regulates voltage, the voltage fluctuation and flicker caused when reducing a large amount of grid integration, ensure that the stability of voltage; Convert solar energy to electric energy, carried out effectively supplementing to the normal grid energy, clean energy-saving; Adopt man-machine interface to monitor in real time system, improve fail safe and the operational efficiency of system, its structure is simple, reasonable in design, can enhance productivity.
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
Accompanying drawing explanation
Fig. 1 is schematic diagram of the present invention.
Fig. 2 is structural representation of the present invention.
Description of reference numerals:
1-photovoltaic cell plate array; 2-photovoltaic generating system; 3-header box;
4-combining inverter; 5-on-load tap-changing transformer; 6-voltage regulator;
7-power distribution cabinet; 8-management control system; 9-Human machine interface;
10-utility grid; 11-charge switch; 12-storage battery;
13-illuminator; 14-sports equipment control system; 15-motion guild hall.
Embodiment
One motion guild hall as depicted in figs. 1 and 2 uses up the grid-connected electric power system of volt, comprise photovoltaic cell plate array 1 and the management control system 8 that solar energy can be converted to direct current energy, described photovoltaic cell plate array 1 is electrically connected with photovoltaic generating system 2, described photovoltaic generating system 2 comprises the header box 3 that the direct current that photovoltaic cell plate array 1 is changed can be confluxed connected successively, DC power conversion after header box 3 can being confluxed is the combining inverter 4 of alternating current, alternating current voltage skew after combining inverter 4 can being changed controls at the on-load tap-changing transformer 5 of certain limit and the voltage regulator 6 that can regulate voltage, described voltage regulator 6 with can power distribution cabinet 7 input of control system supply power mode connect, described power distribution cabinet 7 output is connected to for the illuminator 13 of control room intraoral illumination electricity consumption and the sports equipment control system 14 for the electricity consumption of controlled motion equipment, the input of described power distribution cabinet 7 also connects with storage battery 12, utility grid 10 and management control system 8, and described management control system 8 and header box 3 are all connected with storage battery 12 by charge switch 11, and described management control system 8 connects with Human machine interface 9, described photovoltaic cell plate array 1 is installed on motion guild hall 15 top.
As depicted in figs. 1 and 2, in the present embodiment, described power distribution cabinet 7 output also can circuit closer and other loads.
As depicted in figs. 1 and 2, in the present embodiment, the monocrystalline silicon photovoltaic cell component that described photovoltaic cell plate array 1 is 15% by photoelectric conversion efficiency is formed.
As depicted in figs. 1 and 2, in the present embodiment, the rated capacity of described combining inverter 4 is 5kW, and its direct voltage input range is 300 ~ 650V.
Operation principle of the present invention is: solar energy is converted to direct current energy by photovoltaic battery panel 1, send to after all direct currents that photovoltaic cell plate array 1 is changed by junction station 3 conflux and there is certain antijamming capability, the combining inverter 4 that wave distortion is little and power factor (PF) is high, through on-load tap-changing transformer 5 and voltage regulator 6, alternating current voltage skew is controlled within the specific limits after direct current is converted to alternating current by combining inverter 4, and regulate, the voltage fluctuation and flicker caused when reducing a large amount of grid integration, electric current to be sent to motion guild hall 15 by power distribution cabinet 7 and powers by photovoltaic generating system 2 afterwards, electric current wherein after header box 3 confluxes is charged by charge switch 11 pairs of storage batterys 12, whether staff can be charged by Human machine interface 9 control and management control system 8 pairs of storage batterys 12 controls, by a kind of supply power mode in power distribution cabinet 7 choice for use solar energy, storage battery 12 or utility grid 10 for electricity consumption facility in motion guild hall 15 is powered.
The above; it is only preferred embodiment of the present invention; not the present invention is imposed any restrictions, every above embodiment is done according to the technology of the present invention essence any simple modification, change and equivalent structure change, all still belong in the protection range of technical solution of the present invention.
Claims (4)
1. a motion guild hall uses up the grid-connected electric power system of volt, it is characterized in that: comprise the photovoltaic cell plate array (1) and management control system (8) that solar energy can be converted to direct current energy, described photovoltaic cell plate array (1) is electrically connected with photovoltaic generating system (2), described photovoltaic generating system (2) comprises the header box (3) that the direct current that photovoltaic cell plate array (1) changes can be confluxed connected successively, DC power conversion after header box (3) can being confluxed is the combining inverter (4) of alternating current, alternating current voltage skew after combining inverter (4) can being changed control at the on-load tap-changing transformer (5) of certain limit and the voltage regulator (6) that can regulate voltage, described voltage regulator (6) with can power distribution cabinet (7) input of control system supply power mode connect, described power distribution cabinet (7) output is connected to the illuminator (13) for control room intraoral illumination electricity consumption and the sports equipment control system (14) for the electricity consumption of controlled motion equipment, the input of described power distribution cabinet (7) also connects with storage battery (12), utility grid (10) and management control system (8), described management control system (8) and header box (3) are all connected with storage battery (12) by charge switch (11), and described management control system (8) connects with Human machine interface (9), described photovoltaic cell plate array (1) is installed on motion guild hall (15) top.
2. use up the grid-connected electric power system of volt according to one motion guild hall according to claim 1, it is characterized in that: described power distribution cabinet (7) output also can circuit closer and other loads.
3. use up the grid-connected electric power system of volt according to one motion guild hall according to claim 1, it is characterized in that: the monocrystalline silicon photovoltaic cell component that described photovoltaic cell plate array (1) is 15% by photoelectric conversion efficiency is formed.
4. use up the grid-connected electric power system of volt according to the one motion guild hall described in claim 1 or 3, it is characterized in that: the rated capacity of described combining inverter (4) is 5kW, and its direct voltage input range is 300 ~ 650V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310583483.8A CN104659897A (en) | 2013-11-17 | 2013-11-17 | Photovoltaic grid-connected power supply system used for sport clubhouse |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310583483.8A CN104659897A (en) | 2013-11-17 | 2013-11-17 | Photovoltaic grid-connected power supply system used for sport clubhouse |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104659897A true CN104659897A (en) | 2015-05-27 |
Family
ID=53250711
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310583483.8A Pending CN104659897A (en) | 2013-11-17 | 2013-11-17 | Photovoltaic grid-connected power supply system used for sport clubhouse |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104659897A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106101607A (en) * | 2016-08-22 | 2016-11-09 | 安徽瑞宏信息科技有限公司 | Intelligentized electronic boardroom |
| CN107147340A (en) * | 2017-07-07 | 2017-09-08 | 国网山东省电力公司枣庄供电公司 | Energy Saving for Distribution Transformer control system and method |
| CN113630064A (en) * | 2021-08-20 | 2021-11-09 | 江苏亿万物联科技有限公司 | Method for using photovoltaic power supply as power supply of desulfurizing tower for extracting ammonium sulfate |
-
2013
- 2013-11-17 CN CN201310583483.8A patent/CN104659897A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106101607A (en) * | 2016-08-22 | 2016-11-09 | 安徽瑞宏信息科技有限公司 | Intelligentized electronic boardroom |
| CN107147340A (en) * | 2017-07-07 | 2017-09-08 | 国网山东省电力公司枣庄供电公司 | Energy Saving for Distribution Transformer control system and method |
| CN113630064A (en) * | 2021-08-20 | 2021-11-09 | 江苏亿万物联科技有限公司 | Method for using photovoltaic power supply as power supply of desulfurizing tower for extracting ammonium sulfate |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150527 |
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| WD01 | Invention patent application deemed withdrawn after publication |