CN104539056A - Distributed photovoltaic power station group and electric network information real-time transmission management system - Google Patents
Distributed photovoltaic power station group and electric network information real-time transmission management system Download PDFInfo
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- CN104539056A CN104539056A CN201510010784.0A CN201510010784A CN104539056A CN 104539056 A CN104539056 A CN 104539056A CN 201510010784 A CN201510010784 A CN 201510010784A CN 104539056 A CN104539056 A CN 104539056A
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Abstract
The invention provides a distributed photovoltaic power station group and electric network information real-time transmission management system. The management system comprises a cloud database, a server, an inverter detection device, a temperature sensor, a weather instrument, an irradiatometer, and a plurality of distributed photovoltaic power station groups. The server comprises a master server, a county-level dispatch server, a regional dispatch server, and a plurality of base station servers. The cloud database is respectively connected with the base station servers and the master server. The master server is respectively connected with the county-level dispatch server and the regional dispatch server. The base station servers are connected with the distributed photovoltaic power station groups through the inverter detection device, the temperature sensor, the weather instrument, and the irradiatometer. Based on the characteristics of intermittency and instability of the distributed photovoltaic power station groups, the management system achieves the real-time transmission between the distributed photovoltaic power station groups and electric network information, provides theoretic data for a power network, improves the intelligence level of the power network, facilitates integrated dispatching and management of the power network on the distributed photovoltaic power station groups, and guarantees the unimpeded grid connection of the distributed photovoltaic power station groups.
Description
Technical field
The present invention relates to a kind of information transmission management system, specifically a kind of distributed photovoltaic station group and electric network information instantaneous transmission management system.
Background technology
The energy is the lifeblood of national economy, and sufficient energy supply is the guarantee of national security, regional safety.In the face of the tradition such as oil, coal can exhaust the crisis of energy worsening shortages, Devoting Major Efforts To Developing utilizes reproducible novel energy, comprises solar energy, wind energy, nuclear energy, biomass energy, tidal energy, becomes the important component part of various countries' strategy energy.
State Council of country, the Committee of Development and Reform, governments at all levels put into effect policy in the recent period in succession, encourage generating electricity by way of merging two or more grid systems of distributed photovoltaic, photovoltaic generation is as clean energy resource, it is the industry of current national encourage growth, but distributed photovoltaic power has the features such as energy output is little, distribution is wide, controllability is poor, after its access electrical network, all certain impact will be produced to the regulation and control under existing grid mode, safe operation, along with the grid connection capacity of distributed photovoltaic system increases year by year, the factors such as its intermittent, more unstable and harmonic wave will certainly impact electrical network.Because electrical network cannot know that its related data, dispatching management are extremely passive, it is one of the bottleneck of photovoltaic power generation grid-connecting difficulty that electrical network is reluctant initiatively to receive, want to allow electrical network embrace photovoltaic, also distribution type photovoltaic power generation device must be included in integrated management under overall grid pattern.
Summary of the invention
The object of the present invention is to provide that a kind of stability is high, dispatching management distributed photovoltaic station group and electric network information instantaneous transmission management system easily, to solve the problem proposed in above-mentioned background technology.
For achieving the above object, the invention provides following technical scheme:
A kind of distributed photovoltaic station group and electric network information instantaneous transmission management system, comprise cloud database, server, inverter checkout gear, temperature sensor, atmospherium, irradiatometer and multiple distributed photovoltaic station group, described server comprises director server, county's dispatch server, ground dispatch server and multiple base station server, described distributed photovoltaic station group and base station server one_to_one corresponding, described cloud database connects base station server and director server respectively, described total service connects county's dispatch server and ground dispatch server respectively, and county's dispatch server and ground dispatch server are interconnected, described base station server is by inverter checkout gear, temperature sensor, atmospherium is connected with distributed photovoltaic station group with irradiatometer.
As the present invention's further scheme: described base station server is also provided with sync cap, according to weather bureau's synchronous transmission weather information, predict the energy output of distributed photovoltaic station group in the following 3-7d time.
Compared with prior art, the invention has the beneficial effects as follows:
The present invention is directed to the intermittence of distributed photovoltaic station group, unsteadiness characteristic, achieve the instantaneous transmission of distributed photovoltaic station group and electric network information, for electrical network provides gross data, promote electrical network intelligent level, be convenient to electrical network and integrated dispatch and management are carried out to distributed photovoltaic station group, ensure the grid-connected unblocked of distributed photovoltaic station group.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Embodiment
Be described in more detail below in conjunction with the technical scheme of embodiment to this patent.
Refer to Fig. 1, a kind of distributed photovoltaic station group and electric network information instantaneous transmission management system, comprise cloud database, server, inverter checkout gear, temperature sensor, atmospherium, irradiatometer and multiple distributed photovoltaic station group, described server comprises director server, county's dispatch server, ground dispatch server and multiple base station server, described distributed photovoltaic station group and base station server one_to_one corresponding, described cloud database connects base station server and director server respectively, described total service connects county's dispatch server and ground dispatch server respectively, and county's dispatch server and ground dispatch server are interconnected, described base station server is by inverter checkout gear, temperature sensor, atmospherium is connected with distributed photovoltaic station group with irradiatometer.
Described base station server gathers weather information and the irradiance data at distributed photovoltaic station group place by atmospherium and irradiatometer, and the data of collection are transferred to cloud database, cloud database carries out the energy output prediction of following 6-8h after carrying out large data real-time analysis for weather information and irradiance data, described base station server is also provided with sync cap, according to weather bureau's synchronous transmission weather information, predict the energy output of distributed photovoltaic station group in the following 3-7d time.
Base station server gathers inverter information and the temperature information of distributed photovoltaic station group respectively by inverter checkout gear and temperature sensor, after being processed by cloud database by information transmission to director server, director server again by information transmission to county's dispatch server or ground dispatch server, therefore county's dispatch server or ground dispatch server can carry out the display of distributed photovoltaic station group actual power generation, statistics, monitoring and telemanagement.
The present invention is directed to the intermittence of distributed photovoltaic station group, unsteadiness characteristic, achieve the instantaneous transmission of distributed photovoltaic station group and electric network information, for electrical network provides gross data, promote electrical network intelligent level, be convenient to electrical network and integrated dispatch and management are carried out to distributed photovoltaic station group, ensure the grid-connected unblocked of distributed photovoltaic station group.
Above the better embodiment of this patent is explained in detail, but this patent is not limited to above-mentioned execution mode, in the ken that one skilled in the relevant art possesses, various change can also be made under the prerequisite not departing from this patent aim.
Claims (2)
1. a distributed photovoltaic station group and electric network information instantaneous transmission management system, it is characterized in that, comprise cloud database, server, inverter checkout gear, temperature sensor, atmospherium, irradiatometer and multiple distributed photovoltaic station group, described server comprises director server, county's dispatch server, ground dispatch server and multiple base station server, described distributed photovoltaic station group and base station server one_to_one corresponding, described cloud database connects base station server and director server respectively, described total service connects county's dispatch server and ground dispatch server respectively, and county's dispatch server and ground dispatch server are interconnected, described base station server is by inverter checkout gear, temperature sensor, atmospherium is connected with distributed photovoltaic station group with irradiatometer.
2. distributed photovoltaic station group according to claim 1 and electric network information instantaneous transmission management system, it is characterized in that, described base station server is also provided with sync cap, according to weather bureau's synchronous transmission weather information, predicts the energy output of distributed photovoltaic station group in the following 3-7d time.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510010784.0A CN104539056A (en) | 2015-01-09 | 2015-01-09 | Distributed photovoltaic power station group and electric network information real-time transmission management system |
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| CN201510010784.0A CN104539056A (en) | 2015-01-09 | 2015-01-09 | Distributed photovoltaic power station group and electric network information real-time transmission management system |
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Cited By (2)
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| CN105139104A (en) * | 2015-07-27 | 2015-12-09 | 上海许继电气有限公司 | System and method for operating data analysis of component in photovoltaic power station |
| CN109412209A (en) * | 2018-12-30 | 2019-03-01 | 国网江苏省电力有限公司江阴市供电分公司 | Large-scale tracing type photovoltaic power station cluster control system and its control method |
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| CN101917137A (en) * | 2010-07-06 | 2010-12-15 | 上海淘科网络技术有限公司 | Network monitor and management platform of solar photovoltaic generation system |
| CN202384835U (en) * | 2011-11-24 | 2012-08-15 | 苏州华领太阳能电力技术有限公司 | Monitoring system of distributed photovoltaic grid-connected power inverters |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105139104A (en) * | 2015-07-27 | 2015-12-09 | 上海许继电气有限公司 | System and method for operating data analysis of component in photovoltaic power station |
| CN105139104B (en) * | 2015-07-27 | 2019-05-07 | 上海许继电气有限公司 | System and method for photovoltaic plant inner assembly Operational Data Analysis |
| CN109412209A (en) * | 2018-12-30 | 2019-03-01 | 国网江苏省电力有限公司江阴市供电分公司 | Large-scale tracing type photovoltaic power station cluster control system and its control method |
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Application publication date: 20150422 |
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