CN202522906U - Comprehensive electric energy information collector based on photovoltaic power station information system - Google Patents

Comprehensive electric energy information collector based on photovoltaic power station information system Download PDF

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Publication number
CN202522906U
CN202522906U CN201220109854XU CN201220109854U CN202522906U CN 202522906 U CN202522906 U CN 202522906U CN 201220109854X U CN201220109854X U CN 201220109854XU CN 201220109854 U CN201220109854 U CN 201220109854U CN 202522906 U CN202522906 U CN 202522906U
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China
Prior art keywords
data
mcu
comprehensive
electric energy
internet
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Expired - Lifetime
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CN201220109854XU
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Chinese (zh)
Inventor
樊胜鹏
卢光伟
许博
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GREENWAY SOLAR-TECH (SHANGHAI) Co Ltd
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GREENWAY SOLAR-TECH (SHANGHAI) Co Ltd
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P90/00Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
    • Y02P90/02Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]

Abstract

The utility model discloses a comprehensive electric energy information collector based on a photovoltaic power station information system. An alternating current electric quantity metering module transmits the electricity consumption of a load and the power generation data of a solar inverter to an MCU. The MCU is connected with an RS485 interface. The RS485 interface communicates with an external photovoltaic comprehensive information acquisition and control device and an alternating current collector, and transmits the measured data to the MCU. The MCU synthesizes and analyzes the measured data and then locally stores the data by an SD card, and finally the data is uploaded to a data center via the Internet. At the same time, the data is transmitted to an intelligent display terminal in a wired or wireless mode. The comprehensive electric energy information collector receives and executes an order transmitted by the data center via the Internet, and transmits a corresponding order to the photovoltaic comprehensive information acquisition and control device. The comprehensive electric energy information collector realizes the data acquisition and maintenance of different power stations, and completes the running state monitoring of the power stations via the Internet, and can timely find, and alarm or eliminate a system fault.

Description

Comprehensive electric energy information acquisition device based on the photovoltaic plant infosystem
Technical field
The utility model relates to a kind of photovoltaic plant infosystem, specifically, is a kind of comprehensive electric energy information acquisition device based on the photovoltaic plant infosystem.
Background technology
Along with the development of world economy, the supply day of electric power energy is becoming tight.Tradition is faced with the reserves threat less and less of coal, oil on the one hand, and on the other hand, when utilizing fuel production electric power, environment has been caused serious pollution with the electric power resource of fuel production.Be becoming tight in energy resources supply day, when ecological deterioration increasingly sharpens, the dynamics that energy-saving and emission-reduction are carried out by country continues to increase, the consciousness that people pay attention to environmental protection is also improving constantly.Because sun power is the cleanest energy, it is seen everywhere, and exists forever.Thereby increasing people turns to notice and utilizes solar electrical energy generation, particularly based on the photovoltaic plant of opto-electronic conversion.
The comprehensive electric energy information acquisition device is used for adopting the control device and exchanging collector and communicate by letter with the photovoltaic integrated information; Read the data of power station operation; Have sensing lead power consumption and a solar inverter generating data function simultaneously; Regularly these data are sent to display screen, check, upload the data to remote server through Ethernet simultaneously to make things convenient for user this locality.
The utility model content
The utility model purpose is to provide a kind of comprehensive electric energy information acquisition device based on the photovoltaic plant infosystem, has realized daily data acquisition, maintenance are carried out in each power station, accomplishes the monitoring to the power station operation conditions through the internet.
The utility model is realized through following technical scheme:
Comprehensive electric energy information acquisition device based on the photovoltaic plant infosystem; Comprise MCU, ac electric metering module, RS485 interface; The ac electric metering module sends load power consumption of measuring and one road solar inverter generating data to MCU; MCU connects the RS485 interface; RS485 interface and outside photovoltaic integrated information are adopted the control device and are exchanged collector and communicate by letter; And the photovoltaic integrated information adopted the control device, exchanges dc data that collector measures and exchanges data and send MCU to, MCU with the dc data that receives with exchanges data and stores data through sticking into row this locality through SD after comprehensive, the analyzing and processing, having under the situation of network environment and can carry out data upload to data center: one, uploading the data to the internet through serial ports commentaries on classics ethernet module through following three kinds of modes; Two, change the WIFI module through serial ports data are sent to wireless router earlier through WIFI, and then upload to the internet; Three, MCU connects outside GPRS/3G module through the GPRS/3G interface; Upload the data to the internet through wireless network; The comprehensive electric energy information acquisition device receives and carries out the instruction that data center beams back through the internet, and transmits command adapted thereto and adopt the control device to the photovoltaic integrated information.
Further, MCU with the dc data that receives with exchanges that data are passed through comprehensively, after the analyzing and processing through RS-485 or be wirelessly sent to intelligent display terminal.
Further, MCU connects wave point or RS485 interface, and data are sent to intelligent display terminal through wireless network protocol or RS485 agreement after will passing through comprehensive, analyzing and processing.
The principle of work of the utility model is: the comprehensive electric energy information acquisition device is responsible for installing and the initialization setting by the power plant construction person, and daily system can move automatically.The comprehensive electric energy information acquisition device comprises the service data and the weather data of adopting the photovoltaic plant dc terminal of control device collection through RS485 agreement reception photovoltaic integrated information, and gathers the alternative electric generation data in power station and the electricity consumption data of load through built-in voltage acquisition module, current acquisition module.These data are transferred on the intelligent display terminal through wired or wireless mode, supply the user to use; Simultaneously, these data also upload to data center through built-in network communication module (wired or wireless) with the internet and carry out data center and carry out the instruction that data center beams back.The information monitoring system of data center through built-in service routine with data storage in database, through data analysis with handle after be distributed to user and relevant comprehensive electric energy information acquisition device.The comprehensive electric energy information acquisition device is carried out dependent instruction and is transmitted command adapted thereto and adopt the control device to the photovoltaic integrated information.The user can monitor corresponding solar power station information through browser according to the grade mandate, thereby realizes the remote live visualized management of photovoltaic plant.
Beneficial effect: the utility model is based on the comprehensive electric energy information acquisition device of photovoltaic plant infosystem; Realized daily data acquisition, maintenance are carried out in each power station; Accomplish monitoring through the internet to the power station operation conditions; Through monitoring, contrast, the analysis of real time data, can in time find the system failure and potential fault and caution or eliminating; Through the storage and the retrieval of mass historical data, for optimization analysis provides the data support.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the utility model is further specified.
Fig. 1 is the hardware circuit module synoptic diagram of an embodiment of the utility model.
Fig. 2 is the modular structure synoptic diagram of an embodiment of the utility model.
Embodiment
Embodiment to the utility model elaborates below in conjunction with accompanying drawing: present embodiment is being to implement under the prerequisite with the utility model technical scheme; Provided detailed embodiment and concrete operating process, but the protection domain of the utility model is not limited to following embodiment.
Embodiment:
As shown in Figure 1, comprise MCU, ac electric metering module, RS485 interface among the figure, the ac electric metering module sends load power consumption of measuring and one road solar inverter generating data to MCU.The ac electric metering module obtains to obtain each alternating-current parameter through computing through sampling alternating voltage and electric current.MCU connects the RS485 interface, the RS485 interface and with the direct current collector of outside with exchanges collector and communicates by letter, and with the dc data of direct current collector, the measurement of interchange collector with exchange data and send MCU to; All data that MCU will receive stick into the local storage of row data through after comprehensive, the analyzing and processing through SD; Like this, obstructed under situation at network, avoided data to losing; In case network recovery, the data forward that the comprehensive electric energy information acquisition device will will not send automatically is to data center.
Having under the situation of network environment and can carry out data upload: one, changeing ethernet module and upload the data to the internet through serial ports through following three kinds of modes; Two, change the WIFI module through serial ports data are sent to wireless router earlier through WIFI, and then upload to the internet; Three, MCU connects outside GPRS/3G module through the GPRS/3G interface, upload the data to the internet through wireless network.
Adopt serial ports to change ethernet module ZLSN2000, data are uploaded to data center through Ethernet.
Adopt serial ports to change WIFI module HLK-WIFI-M03, data are sent to the local wireless router through WIFI, and then upload to network.
RS485 is mainly used in the photovoltaic integrated information and adopts the control device and exchanges collector and communicate by letter, and employing magnetic is isolated 485 chip ADM2483, can effectively stop outside harmful interference entering.
The SD card is used as mass data storage, through the CH376 chip SD is sticked into row read-write, the CH376 inside solidification FAT file system, can the accelerate development process, stably read and write the SD card simultaneously.
Also be provided with power module, civil power be transformed into direct current 5V and 3.3V, for this system provides power supply with Switching Power Supply.
MCU connects wave point or RS485 interface, and data are sent to intelligent display terminal through wireless network protocol or RS485 agreement after will passing through comprehensive, analyzing and processing, browse the operation information of photovoltaic plant for the user.
The comprehensive electric energy information acquisition device can exchange data acquisition through RS485 interface expansion multichannel, works as a photovoltaic plant like this and adopts many inverters constantly, can exchange collector and a shared comprehensive electric energy information acquisition device through expansion.The comprehensive electric energy information acquisition device can also receive the instruction from intelligent display terminal, accomplishes the initialization setting.
Like Fig. 1, shown in 2, the comprehensive electric energy information acquisition device is adopted the control device through RS485 interface and photovoltaic integrated information and is communicated by letter, and obtains direct current image data and environmental data.
The ac electric metering module comprises AC current transformer, AC voltage transformer.Related data is carried out the A/D conversion process by MCU.
The comprehensive electric energy information acquisition device simultaneously, is also communicated by letter with exchanging collector through the RS485 interface except measuring direct current image data and environmental data, obtains the interchange data of other multiple inverter generatings.
The comprehensive electric energy information acquisition device is transferred to intelligent display terminal with direct current image data, environmental data, the interchange image data measured through RS485 or wireless mode, supplies the user to check use.Simultaneously; The comprehensive electric energy information acquisition device also is connected to the internet through wired or wireless mode; Deal with data is uploaded to data center through the internet; Data center through service routine with data storage in database, data analysis with handle after be distributed to the user and adopt the control device with relevant comprehensive electric energy information acquisition device and photovoltaic integrated information, the instruction that the latter two execution are received.The user monitors corresponding power station information according to the grade mandate through browser, thereby realizes the remote live visualized management of photovoltaic plant.
More than show and described ultimate principle of the utility model and the advantage of principal character and the utility model.The technician of the industry should understand; The utility model is not restricted to the described embodiments; The principle of describing in the foregoing description and the instructions that the utility model just is described; Under the prerequisite that does not break away from the utility model spirit and scope, the utility model also has various changes and modifications, and these variations and improvement all fall in the utility model scope that requires protection.The utility model requires protection domain to be defined by appending claims and equivalent thereof.

Claims (2)

1. based on the comprehensive electric energy information acquisition device of photovoltaic plant infosystem; It is characterized in that; Comprise MCU, ac electric metering module, RS485 interface; The ac electric metering module sends load power consumption of measuring and one road solar inverter generating data to MCU; MCU connects the RS485 interface, and RS485 interface and outside photovoltaic integrated information are adopted the control device and exchanged collector and communicate by letter, and the photovoltaic integrated information is adopted the dc data of controlling device, the measurement of interchange collector and exchange data and send MCU to; MCU with the dc data that receives with exchanges data and stores data through sticking into row this locality through SD after comprehensive, the analyzing and processing; Having under the situation of network environment and can carry out data upload to data center through following three kinds of modes: one, change ethernet module and upload the data to the internet through serial ports, two, change the WIFI module through serial ports data are sent to wireless router earlier through WIFI, and then upload to the internet; Three, MCU connects outside GPRS/3G module through the GPRS/3G interface; Upload the data to the internet through wireless network; The comprehensive electric energy information acquisition device receives and carries out the instruction that data center beams back through the internet, and transmits command adapted thereto and adopt the control device to the photovoltaic integrated information.
2. the comprehensive electric energy information acquisition device based on the photovoltaic plant infosystem according to claim 1; It is characterized in that; MCU connects wave point or RS485 interface, and data are sent to intelligent display terminal through wireless network protocol or RS485 agreement after will passing through comprehensive, analyzing and processing.
CN201220109854XU 2012-03-22 2012-03-22 Comprehensive electric energy information collector based on photovoltaic power station information system Expired - Lifetime CN202522906U (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103576645A (en) * 2013-09-02 2014-02-12 国网河南省电力公司漯河供电公司 Electric-power intelligent home control system
CN105488991A (en) * 2016-02-23 2016-04-13 国网上海市电力公司 Data collector
CN105761468A (en) * 2016-02-23 2016-07-13 国网上海市电力公司 Monitoring system of photovoltaic power station
CN108833539A (en) * 2018-06-14 2018-11-16 武汉阿迪克电子股份有限公司 Collector, method and system based on edge calculations
CN109490616A (en) * 2018-11-22 2019-03-19 国电南瑞南京控制系统有限公司 A kind of photovoltaic DC-to-AC converter input electricity calculation method
CN111669305A (en) * 2019-03-08 2020-09-15 成都易联智通信息技术有限公司 Remote data dynamic collector and collection method based on Modbus RTU communication protocol

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103576645A (en) * 2013-09-02 2014-02-12 国网河南省电力公司漯河供电公司 Electric-power intelligent home control system
CN105488991A (en) * 2016-02-23 2016-04-13 国网上海市电力公司 Data collector
CN105761468A (en) * 2016-02-23 2016-07-13 国网上海市电力公司 Monitoring system of photovoltaic power station
CN108833539A (en) * 2018-06-14 2018-11-16 武汉阿迪克电子股份有限公司 Collector, method and system based on edge calculations
CN109490616A (en) * 2018-11-22 2019-03-19 国电南瑞南京控制系统有限公司 A kind of photovoltaic DC-to-AC converter input electricity calculation method
CN111669305A (en) * 2019-03-08 2020-09-15 成都易联智通信息技术有限公司 Remote data dynamic collector and collection method based on Modbus RTU communication protocol

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