CN203086512U - Solar photovoltaic power generation monitoring device with communication function - Google Patents

Solar photovoltaic power generation monitoring device with communication function Download PDF

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Publication number
CN203086512U
CN203086512U CN2012207360095U CN201220736009U CN203086512U CN 203086512 U CN203086512 U CN 203086512U CN 2012207360095 U CN2012207360095 U CN 2012207360095U CN 201220736009 U CN201220736009 U CN 201220736009U CN 203086512 U CN203086512 U CN 203086512U
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module
data
power generation
photovoltaic power
communication
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CN2012207360095U
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薛志峰
翟雪超
张占省
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BEIJING VALEEN LEADING GREEN-BUILDING TECH Co Ltd
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BEIJING VALEEN LEADING GREEN-BUILDING TECH 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
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B90/00Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02B90/20Smart grids as enabling technology in buildings sector
    • 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
    • Y04INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04SSYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S40/00Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
    • Y04S40/12Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
    • Y04S40/126Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wireless data transmission

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Abstract

A solar photovoltaic power generation monitoring device with communication function belongs to the technical field of solar photovoltaic power generation monitoring systems. The solar photovoltaic power generation monitoring device with communication function is composed of a data acquisition module, a data processing module, a data storage module, a fault alarming module, a data display module and a communication module. The data acquisition module can collect data of electric meters in a grid-connected point, data of a grid-connected inverter and environmental data; and the communication module includes a wired communication module and a wireless communication module. The solar photovoltaic power generation monitoring device has a plurality of data transmission modes and adapts to local and remote wired and wireless transmission, wireless remote transmission of operation data and fault information is realized, the function of cross-regional system state tracking and mastering is achieved, and users can conveniently know the running status of solar photovoltaic power generation equipment.

Description

Solar photovoltaic power generation monitoring device with communication function
Technical Field
The utility model belongs to the solar photovoltaic power generation monitoring system technique, in particular to take communication function's solar photovoltaic power generation monitoring devices.
Background
The solar photovoltaic power generation monitoring system is a complex system project, and the realization of the monitoring system at present mainly comprises that a data acquisition unit acquires inverter data of photovoltaic power generation and data of an environment monitor, the inverter data and the environment monitor data are uploaded to a server, and the data are processed by special matching software of the server to achieve the function of monitoring the photovoltaic power generation. However, such a monitoring method has some disadvantages: (1) the need to configure a dedicated server results in increased costs for the user; (2) the remote transmission of solar photovoltaic power generation data requires the addition of special equipment, which brings inconvenience to equipment maintenance.
Disclosure of Invention
In order to overcome the defects, the utility model provides a take communication function's solar photovoltaic power generation monitoring devices has removed complicated server equipment and special data transmission equipment from.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the solar photovoltaic power generation monitoring device with the communication function comprises a photovoltaic power generation data acquisition module and a data processing module, wherein the data processing module controls the photovoltaic power generation data acquisition module to receive and process data acquired by the photovoltaic power generation data acquisition module. Wherein,
the photovoltaic power generation data acquisition module comprises a digital instrument acquisition module, a photovoltaic grid-connected inverter acquisition module and an environment monitor acquisition module, wherein the digital instrument acquisition module is used for acquiring the data of the electric meters of the grid-connected points of the solar photovoltaic power generation grid-connected inverter; the photovoltaic grid-connected inverter acquisition module is used for acquiring data of a grid-connected inverter; the environment monitor acquisition module is used for acquiring data of environment temperature and humidity, photovoltaic panel back plate temperature, solar radiation degree, wind speed and wind direction.
The data processing module is also connected with a communication module, a data storage module, a fault alarm module and a data display module, wherein the communication module is used for transmitting data processed by the data processing module to the outside and receiving an external instruction; the data storage module is used for storing the data processed by the data processing module; the fault alarm module is used for alarming the monitored abnormal data; the data display module is used for displaying the data processed by the data processing module.
The functional modules are arranged in the same shell by adopting a unified electrical design standard, are input by adopting an external direct current power supply of 24V and are processed by an internal power supply circuit to provide power for the functional modules. And,
the communication module comprises a wired communication module and a wireless communication module. The wired communication module comprises an Ethernet communication module and an RS485 communication module; the wireless communication module comprises a GPRS communication module and a WIFI communication module. And the communication module also comprises a data communication selection module which is used for manually selecting one or more modules of the Ethernet communication module, the RS485 communication module, the GPRS communication module and the WIFI communication module for communication.
The data processing module is composed of an embedded CPU and a general circuit.
The data storage module is composed of a universal FLASH memory FLASH ROM connected with the data processing module.
The fault alarm module adopts a yellow-green LED lamp connected with the data processing module to indicate and alarm, and sends alarm information to maintenance personnel through the GPRS communication module.
And the data display module adopts an LCD screen connected with the data processing module to display.
The utility model discloses have following obvious advantage and profitable effect:
1. and a data processing module formed by an available embedded CPU is adopted to replace a special server, so that the cost is saved.
2. Has the function of warning and reminding.
3. The data can be displayed in real time, and the running state of the equipment can be conveniently known.
4. The system can store and query the operation data and the alarm fault information, so that maintenance personnel can know the operation condition of the system conveniently.
5. The system has various data transmission modes, is suitable for local and remote wired and wireless transmission, and realizes the functions of wireless remote transmission of operation data and fault information and cross-region tracking and understanding of the system state.
6. Related authority personnel remotely log in the system, configure and change system parameters, and save labor cost.
Drawings
Fig. 1 is a logic block diagram of the solar photovoltaic power generation monitoring device with communication function of the present invention;
FIG. 2 is a schematic structural diagram of a data communication selection module in an embodiment of a solar photovoltaic power generation monitoring device with a communication function;
fig. 3 is a schematic view of an antenna structure of a GPRS communication module in an embodiment of a solar photovoltaic power generation monitoring device with a communication function;
in the figure: 1. photovoltaic power generation data acquisition module, 2, communication module, 3, wired communication module, 4, wireless communication module, 5, wired communication selects to dial section switch, 6, wireless communication selects to dial section switch, 7, Ethernet communication module selects to dial section switch, 8, RS485 communication module selects to dial section switch, 9, GPRS communication module selects to dial section switch, 10, WIFI communication module selects to dial section switch, 11, external antenna, 12, built-in antenna, 13, chip wiring district, 14, coaxial cable interface.
Detailed Description
The present invention will be described in detail below with reference to an embodiment.
The solar photovoltaic power generation monitoring device in the embodiment is provided with a photovoltaic power generation data acquisition module 1, the module comprises a digital instrument acquisition module, a photovoltaic grid-connected inverter acquisition module and an environment monitor acquisition module, and the data of an electric meter of a grid-connected point of the solar photovoltaic power generation grid-connected inverter, the data of the grid-connected inverter, the data of environment temperature and humidity, photovoltaic panel back plate temperature, solar radiation degree, wind speed, wind direction and the like can be acquired.
The photovoltaic power generation data acquisition module is controlled by the data processing module to receive and process data acquired by the photovoltaic power generation data acquisition module, and the data processing module is constructed by an embedded CPU and a general circuit.
The data storage module is used for storing the data processed by the data processing module and is constructed by a universal FLASH memory FLASH ROM.
The fault alarm module is arranged for alarming the monitored abnormal data, the yellow-green LED lamp indicating circuit is adopted to indicate the running state of the detection object under the control of the data processing module, and when alarming occurs, the alarm information is sent to designated maintenance personnel in a short message form through the GPRS communication module under the control of the data processing module.
The data display module is used for displaying the monitoring data processed by the data processing module, and an LCD display screen circuit connected with the data processing module is used for displaying the monitoring data and a control instruction.
The communication module 2 is arranged for transmitting the monitoring data processed by the data processing module to the outside and receiving an external instruction. The communication module 2 comprises a wired communication module 3 and a wireless communication module 4. The wired communication module 3 comprises an Ethernet communication module and an RS485 communication module, wherein the Ethernet communication module is used for transmitting the data processed by the data processing module to a local or remote data center through Ethernet and carrying out remote login configuration, and the RS485 communication module is used for transmitting the data processed by the data processing module to the local data center through an RS485 communication mode; the wireless communication module 4 comprises a GPRS communication module and a WIFI communication module, the GPRS communication module is used for transmitting the data processed by the data processing module to a remote data center in a GPRS communication mode, and the WIFI communication module is used for transmitting the data processed by the data processing module to a local data center in a WIFI communication mode.
The data processing module is used for processing data transmitted by the Ethernet communication module, the RS485 communication module, the GPRS communication module and the WIFI communication module. The data communication selection module is provided with a wired communication selection toggle switch 5 and a wireless communication selection toggle switch 6 as shown in fig. 2, and is respectively used for selecting an Ethernet communication module selection toggle switch 7, an RS485 communication module selection toggle switch 8, a GPRS communication module selection toggle switch 9 and a WIFI communication module selection toggle switch 10. Through dial selection in the data communication selection module, the module is active when the dial switch is in the '1' position and inactive when the dial switch is in the '0' position. The module can set a plurality of dial switches to '1', so that a plurality of modes can be simultaneously selected for communication through the module. The method specifically comprises the following steps: wired communication is enabled when the wired communication selection toggle 5 is in the '1' position; the Ethernet communication module is effective when the wired communication selection toggle switch 5 is positioned at '1' and the Ethernet communication module selection toggle switch 7 is positioned at '1'; the RS485 communication module is effective when the wired communication selection toggle switch 5 is positioned at '1' and the RS485 communication module selection toggle switch 8 is positioned at '1'; the Ethernet communication module and the RS485 communication module are effective when the wired communication selection toggle switch 5 is positioned at '1', the Ethernet communication module selection toggle switch 7 is positioned at '1', and the RS485 communication module selection toggle switch 8 is positioned at '1'. The wireless communication is enabled when the wireless communication selection toggle switch 6 is in the '1' position; the GPRS communication module is effective when the wireless communication selection toggle switch 6 is positioned at '1' and the GPRS communication module selection toggle switch 9 is positioned at '1'; the WIFI communication module is effective when the wireless communication selection toggle switch 6 is positioned at '1' and the WIFI communication module selection toggle switch 10 is positioned at '1'; the GPRS communication module and the WIFI communication module are effective when the wireless communication selection toggle switch 6 is located at '1', the GPRS communication module selection toggle switch 9 is located at '1', and the WIFI communication module selection toggle switch 10 is located at '1'; the RS485 communication module and the GPRS communication module are effective when the toggle switch 5 is positioned at '1', the toggle switch 6 is positioned at '1', the RS485 communication module selection toggle switch 8 is positioned at '1', and the GPRS communication module selection toggle switch 9 is positioned at '1'; the RS485 communication module and the WIFI communication module are effective when the wired communication selection toggle switch 5 is located at '1', the wireless communication selection toggle switch 6 is located at '1', the RS485 communication module selection toggle switch 8 is located at '1', and the WIFI communication module selection toggle switch 10 is located at '1'.
The GPRS communication module adopts a double-antenna mode: an external antenna 11 and an internal antenna 12. The internal antenna 12 is realized by directly making an antenna circuit on a circuit board of the GPRS communication module, as shown in fig. 3, the internal antenna 12 is a serpentine wiring on a PCB and is isolated from the chip wiring area 13 by hollowing out the PCB; the external antenna is connected with the GPRS communication module circuit board through a coaxial cable interface 14.
The functional modules are arranged in the same shell by adopting a unified electrical design standard, are input by adopting an external direct current power supply of 24V and are processed by an internal power supply circuit to provide power for the functional modules.

Claims (9)

1. The solar photovoltaic power generation monitoring device with the communication function comprises a photovoltaic power generation data acquisition module and a data processing module, wherein the data processing module controls the photovoltaic power generation data acquisition module to receive and process data acquired by the photovoltaic power generation data acquisition module; the method is characterized in that:
the photovoltaic power generation data acquisition module comprises a digital instrument acquisition module, a photovoltaic grid-connected inverter acquisition module and an environment monitor acquisition module, wherein,
the digital instrument acquisition module is used for acquiring the data of the electric meter of the grid-connected point of the solar photovoltaic power generation grid-connected inverter,
the photovoltaic grid-connected inverter acquisition module is used for acquiring data of a grid-connected inverter,
the environment monitor acquisition module is used for acquiring data of environment temperature and humidity, photovoltaic panel back plate temperature, solar radiation degree, wind speed and wind direction;
the data processing module is also connected with a communication module, a data storage module, a fault alarm module and a data display module, wherein,
the communication module is used for transmitting and receiving the data processed by the data processing module to the outside,
the data storage module is used for storing the data processed by the data processing module,
the fault alarm module is used for alarming the monitored abnormal data,
the data display module is used for displaying the data processed by the data processing module,
the functional modules are arranged in the same shell by adopting a unified electrical design standard, are input by adopting an external direct current power supply of 24V and are processed by an internal power supply circuit to provide power for the functional modules.
2. The solar photovoltaic power generation monitoring device with the communication function according to claim 1, wherein: the communication module comprises a wired communication module and a wireless communication module.
3. The solar photovoltaic power generation monitoring device with the communication function according to claim 2, wherein: the wired communication module comprises an Ethernet communication module and an RS485 communication module.
4. The solar photovoltaic power generation monitoring device with the communication function according to claim 2, wherein: the wireless communication module comprises a GPRS communication module and a WIFI communication module.
5. The solar photovoltaic power generation monitoring device with the communication function according to claim 4, wherein: the communication module also comprises a data communication selection module, and the data communication selection module is used for manually selecting one or more modules of the Ethernet communication module, the RS485 communication module, the GPRS communication module and the WIFI communication module for communication.
6. The solar photovoltaic power generation monitoring system with communication function according to any one of claims 1 to 5, wherein: the data processing module is composed of an embedded CPU and a general circuit.
7. The solar photovoltaic power generation monitoring system with the communication function according to claim 6, wherein: the data storage module is composed of a universal FLASH memory FLASH ROM connected with the data processing module.
8. The solar photovoltaic power generation monitoring system with the communication function according to claim 6, wherein: the fault alarm module adopts a yellow-green LED lamp connected with the data processing module to indicate and alarm, and sends alarm information to maintenance personnel through the GPRS communication module.
9. The solar photovoltaic power generation monitoring system with the communication function according to claim 6, wherein: and the data display module adopts an LCD screen connected with the data processing module to display.
CN2012207360095U 2012-12-27 2012-12-27 Solar photovoltaic power generation monitoring device with communication function Expired - Lifetime CN203086512U (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103292839A (en) * 2012-12-27 2013-09-11 北京唯绿建筑节能科技有限公司 Solar photovoltaic power generation monitoring system with communication function
CN105322887A (en) * 2015-11-19 2016-02-10 国家电网公司 Photovoltaic power station monitoring system
EP3051662A1 (en) * 2015-01-30 2016-08-03 LSIS Co., Ltd. Photovoltaic data collection device
CN106921732A (en) * 2017-02-03 2017-07-04 北京云洋数据科技有限公司 A kind of soil pH monitoring device and method

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103292839A (en) * 2012-12-27 2013-09-11 北京唯绿建筑节能科技有限公司 Solar photovoltaic power generation monitoring system with communication function
EP3051662A1 (en) * 2015-01-30 2016-08-03 LSIS Co., Ltd. Photovoltaic data collection device
US10425036B2 (en) 2015-01-30 2019-09-24 Lsis Co., Ltd. Photovoltaic data collection device
CN105322887A (en) * 2015-11-19 2016-02-10 国家电网公司 Photovoltaic power station monitoring system
CN106921732A (en) * 2017-02-03 2017-07-04 北京云洋数据科技有限公司 A kind of soil pH monitoring device and method

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