CN102780268A - Large-scale distributed photovoltaic plant unit real-time remote intelligent operation control system - Google Patents
Large-scale distributed photovoltaic plant unit real-time remote intelligent operation control system Download PDFInfo
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- CN102780268A CN102780268A CN2012102785765A CN201210278576A CN102780268A CN 102780268 A CN102780268 A CN 102780268A CN 2012102785765 A CN2012102785765 A CN 2012102785765A CN 201210278576 A CN201210278576 A CN 201210278576A CN 102780268 A CN102780268 A CN 102780268A
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- photovoltaic plant
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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
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/20—Smart grids as enabling technology in buildings sector
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Abstract
The invention discloses a large-scale distributed photovoltaic plant unit real-time remote intelligent operation control system which comprises a plurality of groups of photovoltaic plant components. The DC (Direct Current) output side of each group of photovoltaic plant components is sequentially connected in series with a component measurement module, a DC header box, an inverter, power distribution metering equipment and a power grid, wherein the component measurement module, the DC header box, the inverter and the power distribution metering equipment are connected in parallel with a data acquisition device connected with a monitoring center. According to the large-scale distributed photovoltaic plant unit real-time remote intelligent operation control system, the photovoltaic plant components are ensured in the maximum power point electricity generation condition; the conditions of mismatching of the components, shadow shielding and loss of the electric energy production in the component attenuation state in a power station can be retrieved; in case of the damage to the components in the power station, the damaged component can be immediately found on a monitoring interface and is directly maintained, so that the maintenance cost is greatly saved; and the data acquisition device can be compatible to different brands of inverters, the header boxes and the like and has wide application range.
Description
Technical field
The present invention relates to a kind of solar grid-connected technical field of power generation, relate in particular to a kind of large-scale distributed photovoltaic plant group real time remote intelligent operation control system.
Background technology
The operation in large-sized photovoltaic power station is generally all carried out under unattended situation, on the region widely photovoltaic plant monitor, move control and safeguard very loaded down with trivial details and difficulty, need great amount of manpower and material resources and financial resources.Therefore need the long-distance intelligent operation control system at present, can monitor the ruuning situation of overall optical overhead utility, energy output situation, equipment work situation, weather condition, antitheft and security situation.
Summary of the invention
Technical problem to be solved by this invention is, a kind of ruuning situation that can intelligent management monitoring photovoltaic plant is provided, the large-scale distributed photovoltaic plant group real time remote intelligent operation control system of having saved manpower and material resources.
In order to solve the problems of the technologies described above; The present invention realizes through following technical scheme: a kind of large-scale distributed photovoltaic plant group real time remote intelligent operation control system; Comprise some groups of photovoltaic plant assemblies; Said every group of photovoltaic plant assembly direct current outlet side is serially connected with assembly measurement module, direct current header box, inverter, electricity distributing and metering equipment and electrical network successively, is parallel with the data acquisition unit that is connected Surveillance center on wherein said assembly measurement module, direct current header box, inverter and the electricity distributing and metering equipment.
Preferably, be provided with the DC measurement module in the said direct current header box, can monitor direct current.
Compared with prior art; Usefulness of the present invention is: this large-scale distributed photovoltaic plant group real time remote intelligent operation control system has guaranteed that the photovoltaic plant assembly is in maximum power point generating situation, can retrieve that not matching property of assembly, shade block down in the power station, the energy output damaed cordition under the assembly attenuation state; In case occur the assembly damaged condition in the power station, just can be on monitoring interface find at once, directly safeguard, practiced thrift maintenance cost greatly, the inverter that data acquisition unit can compatible different brands, header box etc., wide accommodation.
Description of drawings:
Below in conjunction with accompanying drawing the present invention is further specified.
Fig. 1 is a kind of large-scale distributed photovoltaic plant group real time remote intelligent operation control system theory diagram of the present invention.
Among the figure: 1, photovoltaic plant assembly; 2, assembly measurement module; 3, direct current header box; 4, inverter; 5, electricity distributing and metering equipment; 6, electrical network; 7, data acquisition unit; 8, Surveillance center.
Embodiment:
Describe the present invention below in conjunction with accompanying drawing and embodiment:
A kind of large-scale distributed photovoltaic plant group real time remote intelligent operation control system shown in Figure 1; Comprise some groups of photovoltaic plant assemblies 1; Said every group of photovoltaic plant assembly 1 direct current outlet side is serially connected with assembly measurement module 2, direct current header box 3, inverter 4, electricity distributing and metering equipment 5 and electrical network 6 successively, is parallel with the data acquisition unit 7 that is connected Surveillance center 8 on wherein said assembly measurement module 2, direct current header box 3, inverter 4 and the electricity distributing and metering equipment 5; In order better to detect electric current, be provided with the DC measurement module in the said direct current header box 3.
Particularly; Select the RS485 communication between data acquisition unit 2 and the inverter 4; And select the GPRS communication mode between the DC measurement module in the direct current header box 3, be connected with selecting Ethernet interface between the electricity distributing and metering equipment 5, and then gather each measurement module and photovoltaic generation equipment work parameter; Gather through data acquisition unit 7, on supervisory control system 3, go transfer of data according to the internal communication agreement; The client can local or long-range visit.
This large-scale distributed photovoltaic plant group real time remote intelligent operation Control System Component measurement module can carry out parameter to every photovoltaic plant assembly 1 and read; Guarantee that photovoltaic plant assembly 1 is in maximum power point generating situation, can retrieve that not matching property of assembly, shade block down in the power station, the energy output under the assembly attenuation state loses; In case occur photovoltaic plant assembly 1 damaged condition in the power station, can on monitoring interface, find at once, directly safeguard, practiced thrift maintenance cost greatly.Data acquisition unit 7 internal communication transmission meanss can be Ethernet, RS485, optical fiber, inverter 4 that can compatible different brands and direct current header box 3 etc., wide accommodation.
It is emphasized that: above only is preferred embodiment of the present invention; Be not that the present invention is done any pro forma restriction; Every foundation technical spirit of the present invention all still belongs in the scope of technical scheme of the present invention any simple modification, equivalent variations and modification that above embodiment did.
Claims (2)
1. large-scale distributed photovoltaic plant group real time remote intelligent operation control system; It is characterized in that: comprise some groups of photovoltaic plant assemblies (1); Said every group of photovoltaic plant assembly (1) direct current outlet side is serially connected with assembly measurement module (2), direct current header box (3), inverter (4), electricity distributing and metering equipment (5) and electrical network (6) successively, is parallel with the data acquisition unit (7) that is connected Surveillance center (8) on wherein said assembly measurement module (2), direct current header box (3), inverter (4) and the electricity distributing and metering equipment (5).
2. large-scale distributed photovoltaic plant group real time remote intelligent operation control system according to claim 1 is characterized in that: be provided with the DC measurement module in the said direct current header box (3).
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012102785765A CN102780268A (en) | 2012-08-08 | 2012-08-08 | Large-scale distributed photovoltaic plant unit real-time remote intelligent operation control system |
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| CN2012102785765A CN102780268A (en) | 2012-08-08 | 2012-08-08 | Large-scale distributed photovoltaic plant unit real-time remote intelligent operation control system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103199559A (en) * | 2013-02-25 | 2013-07-10 | 孟绍良 | Intelligent center control type solar energy family roof grid-connected power generation system and operating method thereof |
| CN103279095A (en) * | 2013-05-14 | 2013-09-04 | 青岛萨纳斯科技有限公司 | Photovoltaic power station monitoring, operation and maintenance service system |
| CN109066972A (en) * | 2018-07-27 | 2018-12-21 | 易事特新能源合肥有限公司 | A kind of string type inverter |
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| CN201608541U (en) * | 2009-12-31 | 2010-10-13 | 上海纽恩新能源科技有限公司 | Solar-energy photovoltaic intelligent power station based on Ethernet |
| CN102012693A (en) * | 2009-09-04 | 2011-04-13 | 中海阳(北京)新能源电力股份有限公司 | Distributed control system (DCS) of solar power station |
| CN102214388A (en) * | 2010-04-07 | 2011-10-12 | 无锡隆玛科技有限公司 | Data monitoring device for solar photovoltaic power generation system |
| CN202798154U (en) * | 2012-08-08 | 2013-03-13 | 中盛光电能源股份有限公司 | Real-time remote intelligent operation control system of large-scale distributed photovoltaic power station set |
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2012
- 2012-08-08 CN CN2012102785765A patent/CN102780268A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102012693A (en) * | 2009-09-04 | 2011-04-13 | 中海阳(北京)新能源电力股份有限公司 | Distributed control system (DCS) of solar power station |
| CN201608541U (en) * | 2009-12-31 | 2010-10-13 | 上海纽恩新能源科技有限公司 | Solar-energy photovoltaic intelligent power station based on Ethernet |
| CN102214388A (en) * | 2010-04-07 | 2011-10-12 | 无锡隆玛科技有限公司 | Data monitoring device for solar photovoltaic power generation system |
| CN202798154U (en) * | 2012-08-08 | 2013-03-13 | 中盛光电能源股份有限公司 | Real-time remote intelligent operation control system of large-scale distributed photovoltaic power station set |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103199559A (en) * | 2013-02-25 | 2013-07-10 | 孟绍良 | Intelligent center control type solar energy family roof grid-connected power generation system and operating method thereof |
| CN103279095A (en) * | 2013-05-14 | 2013-09-04 | 青岛萨纳斯科技有限公司 | Photovoltaic power station monitoring, operation and maintenance service system |
| CN109066972A (en) * | 2018-07-27 | 2018-12-21 | 易事特新能源合肥有限公司 | A kind of string type inverter |
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Application publication date: 20121114 |