CN204928191U - Solar energy is from ac energisation system that is incorporated into power networks - Google Patents
Solar energy is from ac energisation system that is incorporated into power networks Download PDFInfo
- Publication number
- CN204928191U CN204928191U CN201520629046.XU CN201520629046U CN204928191U CN 204928191 U CN204928191 U CN 204928191U CN 201520629046 U CN201520629046 U CN 201520629046U CN 204928191 U CN204928191 U CN 204928191U
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- China
- Prior art keywords
- solar energy
- net
- output
- power supply
- input
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- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 16
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 16
- 238000004378 air conditioning Methods 0.000 claims description 4
- 230000007812 deficiency Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000011109 contamination Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
Classifications
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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
Abstract
The utility model relates to a solar energy is from ac energisation system that is incorporated into power networks, its technical characterstic are including PV board, collection flow box, solar energy power supply system controller, lithium cell group and BMS system, from net dc -to -ac converter, grid -connected inverter, alternating load terminal and public electric wire netting, the PV board is connected with solar energy power supply system controller input end through collection flow box, solar energy power supply system controller output end is connected with lithium cell group and BMS system and grid -connected inverter input respectively, lithium cell group and BMS system output are held and are connected from net dc -to -ac converter input, be connected with the public input of electric wire netting with the alternating load respectively from net dc -to -ac converter and grid -connected inverter output, the output of this public electric wire netting is connected with the alternating load terminal. The utility model discloses a being incorporated into the power networks from net contravariant power supply system solar energy with solar energy, contravariant power supply system is integrated to be used together, makes it can distribute in a flexible way from netting and being incorporated into the power networks power.
Description
Technical field
The utility model belongs to Alternating Current Power Supply technical field, and particularly a kind of solar energy is from synchronization AC electric power system.
Background technology
At present, solar energy resources is abundant, widely distributed, is 21 century the most potential regenerative resource.Along with global energy shortage and the problem such as environmental pollution become increasingly conspicuous, solar energy power generating because of its clean, safety, facility, the feature such as efficient, the new industry having become countries in the world common concern and given priority to.Therefore, global photovoltaic generation industry increases swift and violent, and industry size constantly expands, product cost continuous decrease.
Very abundant at China's solar energy resources, area and the building light-receiving area of suitable solar power generation are vast, wherein, the solar energy resourceses such as Qinghai-Tibet Platean, loess plateau, North Hebei, Nei Mongol Plateau enrich that area accounts for land area 2/3rds, there is the resource potential large-scale developing and utilizing solar energy.
Under above-mentioned background, China's photovoltaic generation industry is also developed rapidly, become in recent years China few in number, synchronously can take part in international competition and be expected to the industry of reaching the international leading level.Emerge thus with English profit, sky conjunction, Sai Wei, the Poly prosperous a collection of famous enterprise for representative of association and a collection of industrial base with Jiangsu, Hebei, Sichuan, the large photovoltaic Qiang Shengwei representative in Jiangxi four.
The main product of domestic market is separately use from net solar energy inversion electric power system or grid-connected solar energy inversion electric power system mostly, but above-mentioned electric power system flexibility, adjustability are poor, stability deficiency and the life-span shorter.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, provide a kind of reasonable in design, easy to use, flexible adjustability strong and safe and reliable free of contamination solar energy from synchronization AC electric power system.
The utility model solves its technical problem and takes following technical scheme to realize:
A kind of solar energy, from synchronization AC electric power system, comprises PV plate, header box, solar electric power supply system controller, lithium battery group and BMS system, from net inverter, combining inverter, AC load terminal and public electric wire net; Described PV plate output is connected with header box input, described header box output is connected with solar electric power supply system controller input, described solar electric power supply system controller output is connected with combining inverter input with lithium battery group and BMS system respectively, described lithium battery group and BMS system output are connected with from net inverter input terminal, describedly be connected with the input of public electric wire net with AC load respectively from net inverter with combining inverter output, the output of this public electric wire net is connected with AC load terminal.
And described AC load terminal comprises: television set, air-conditioning, refrigerator, lighting.
Advantage of the present utility model and good effect are:
1, the utility model is by integrating use by solar energy from net inversion electric power system and solar grid-connected inversion electric power system, make its can flexible allocation from net and grid-connected power, preferential ensure local load electricity consumption, and adjustable electricity consumption peak valley.
2, the utility model uses the lithium battery energy storage battery of environmental protection, and safe and efficient, energy density is high, and cycle life is high, good temp characteristic.
Accompanying drawing explanation
Fig. 1 is system configuration schematic diagram of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, the utility model embodiment is described in further detail:
A kind of solar energy, from synchronization AC electric power system, as shown in Figure 1, comprises PV plate, header box, solar electric power supply system controller, lithium battery group and BMS system, from net inverter, combining inverter, AC load terminal and public electric wire net, described PV plate output is connected with header box input, described header box output is connected with solar electric power supply system controller input, described solar electric power supply system controller output is connected with combining inverter input with lithium battery group and BMS system respectively, described lithium battery group and BMS system output are connected with from net inverter input terminal, describedly to be connected with the input of public electric wire net with AC load respectively from net inverter with combining inverter output, the output of this public electric wire net is connected with AC load terminal, described AC load terminal comprises: television set, air-conditioning, refrigerator, lighting.
Operation principle of the present utility model is:
Under the control of controller for solar, photovoltaic array converts solar energy to electric energy through header box, and one charges to lithium battery group, lithium battery group warp is from net inverter to local AC load (such as lighting, television set, air-conditioning, refrigerator etc.) power supply; It two is powered to AC load terminal through combining inverter, its detailed process be first by combining inverter by power delivery to public electric wire net, then to be powered to AC load terminal by public electric wire net; Described BMS system is used for guaranteeing that lithium battery group is not damaged because overcharging or excessively put, and possesses time control, temperature-compensating and the function such as lightning protection, reverse polarity protection simultaneously.
It is emphasized that; embodiment described in the utility model is illustrative; instead of it is determinate; therefore the utility model comprises the embodiment be not limited to described in embodiment; every other execution modes drawn according to the technical solution of the utility model by those skilled in the art, belong to the scope of the utility model protection equally.
Claims (2)
1. solar energy is from a synchronization AC electric power system, it is characterized in that: comprise PV plate, header box, solar electric power supply system controller, lithium battery group and BMS system, from net inverter, combining inverter, AC load terminal and public electric wire net; Described PV plate output is connected with header box input, described header box output is connected with solar electric power supply system controller input, described solar electric power supply system controller output is connected with combining inverter input with lithium battery group and BMS system respectively, described lithium battery group and BMS system output are connected with from net inverter input terminal, describedly be connected with the input of public electric wire net with AC load respectively from net inverter with combining inverter output, the output of this public electric wire net is connected with AC load terminal.
2. a kind of solar energy according to claim 1 is from synchronization AC electric power system, it is characterized in that: described AC load terminal comprises: television set, air-conditioning, refrigerator, lighting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520629046.XU CN204928191U (en) | 2015-08-19 | 2015-08-19 | Solar energy is from ac energisation system that is incorporated into power networks |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520629046.XU CN204928191U (en) | 2015-08-19 | 2015-08-19 | Solar energy is from ac energisation system that is incorporated into power networks |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204928191U true CN204928191U (en) | 2015-12-30 |
Family
ID=54977289
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520629046.XU Active CN204928191U (en) | 2015-08-19 | 2015-08-19 | Solar energy is from ac energisation system that is incorporated into power networks |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204928191U (en) |
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2015
- 2015-08-19 CN CN201520629046.XU patent/CN204928191U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170420 Address after: 300301 Tianjin City, Dongli District, Dongli Tourism Development Corporation building, room 233 Co-patentee after: State Grid Tianjin Electric Power Company Patentee after: Tianjin Energy Saving Service Co., Ltd. Co-patentee after: State Grid Corporation of China Address before: 300010 Tianjin city Hebei District Wujing Road No. 39 Co-patentee before: State Grid Corporation of China Patentee before: State Grid Tianjin Electric Power Company |