CN204965726U - General data monitoring system of photovoltaic power plant - Google Patents

General data monitoring system of photovoltaic power plant Download PDF

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Publication number
CN204965726U
CN204965726U CN201520711200.8U CN201520711200U CN204965726U CN 204965726 U CN204965726 U CN 204965726U CN 201520711200 U CN201520711200 U CN 201520711200U CN 204965726 U CN204965726 U CN 204965726U
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data
unit
central processing
module
processing unit
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CN201520711200.8U
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Chinese (zh)
Inventor
申烛
郭宗军
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Skyworth Interconnect (beijing) Amperex Technology Ltd
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Skyworth Interconnect (beijing) Amperex Technology Ltd
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Abstract

The utility model provides a general data monitoring system of photovoltaic power plant, include: communication unit for receive the data that photovoltaic equipment transmits, a central processing unit, with communication unit connects for with the data decode who receives, display element, with a central processing unit connects, communication unit includes data acquisition module and data receiver module, and data acquisition module includes modbus collector or OPC collector, data receiver module includes serial communication module or LAN communication module. By last, according to the data of collecting that communication unit gathers, form the photovoltaic power plant database, realize the aassessment of photovoltaic power plant operational aspect.

Description

Photovoltaic plant conventional data monitoring system
Technical field
The utility model relates to a kind of photovoltaic plant conventional data monitoring system.
Background technology
The critical piece of photovoltaic generating system is solar cell, accumulator, controller and inverter.Be characterized in that reliability is high, long service life, free from environmental pollution, can be incorporated into the power networks again by Independent Power Generation, be subject to the favor of every industry or trade's tissue, there is vast potential for future development.
The parameters data of photovoltaic power generation communication base station remote supervision system collection communication base station power are transferred to long-range data monitor center, and carry out real-time data automatic detection analysis process.But above-mentioned communication base station is generally positioned at remote and that traffic is less-developed area, control complicated, transmission speed is slow, and therefore, how effective monitoring exports electricity is the problem always studied.
Utility model content
In view of this, fundamental purpose of the present utility model is to provide a kind of photovoltaic plant conventional data monitoring system, comprising: communication unit, for receiving the data that photovoltaic apparatus transmits;
CPU (central processing unit), is connected with described communication unit, for by received decoding data,
Display unit, is connected with described CPU (central processing unit);
Described communication unit comprises data acquisition module and data reception module, and data acquisition module comprises Modbus collector or OPC collector; Data reception module comprises serial communication modular or LAN communication module.
By upper, according to communication unit, institute gathers the data of collection, and formation photovoltaic plant database, realizes the assessment of photovoltaic plant ruuning situation.
Optionally, also comprise data backup unit, be connected with described CPU (central processing unit).
Optionally, described data backup unit adopts independently uninterrupted power supply module for power supply.
By upper, data backup unit adopts independently uninterrupted power supply module, so that can isolated fault district when occurring unexpected, and protection significant data.
Optionally, also comprise failure data acquisition unit, be connected with described CPU (central processing unit);
Output unit, its input end is connected with described failure data acquisition unit, and output terminal connects photovoltaic apparatus.
Optionally, output unit described in and comprise opto-coupler chip that interconnective model is moc8050 and the circuit that the relay that model is delay-ds1e forms.
By upper, by giving warning in advance to contingent fault, and cut off the operation of associated components, effectively to ensure the operation security of photovoltaic plant.
Optionally, also comprise user's handheld device, be coupled with described CPU (central processing unit) by wireless communication module.
Optionally, described wireless communication module at least comprises one of following: WiFi communication module; Zigbee communication module; The 2G/3G/4G communication module of the operators such as movement, UNICOM and telecommunications.
By upper, user's handheld device realizes the long-range real-time control for wind energy turbine set Various types of data.
Accompanying drawing explanation
Fig. 1 is the principle schematic of photovoltaic plant conventional data monitoring system;
Fig. 2 is the principle of work schematic diagram of communication unit;
Fig. 3 is the circuit theory diagrams of communication unit first embodiment;
Fig. 4 is the circuit theory diagrams of communication unit second embodiment;
Fig. 5 is the circuit theory diagrams of communication unit the 3rd embodiment;
Fig. 6 is the circuit theory diagrams of CPU (central processing unit);
Fig. 7 is the circuit theory diagrams outputing unit.
Embodiment
Referring to Fig. 1, photovoltaic plant conventional data monitoring system described in the utility model is described in detail.
As shown in Figure 1, system comprises:
Communication unit 20, for receiving the data that photovoltaic apparatus transmits, communication unit 20 comprises data acquisition module and data reception module.Be the fundamental diagram of communication unit 20 as shown in Figure 2, wherein, data acquisition module is for gathering photovoltaic generating system service data, comprise the running state parameter of assembly operating state parameter, DC cabinet, inverter, interchange cabinet and header box, the data acquisition module in Fig. 2 is realized by Modbus collector.In addition, also OPC collector can be adopted in practical application.
Data reception module comprises serial communication modular and/or LAN communication module.Described serial communication modular can adopt as shown in Figure 3, comprises the circuit realiration that model is MAX232 chip; Also can adopt as shown in Figure 4, comprise the circuit realiration that model is MAX487 chip.
Described LAN communication module can adopt as shown in Figure 5, comprises the circuit realiration that model is RTL8019AS chip.
In addition, communication unit 20 also for gathering the data of environment residing for photovoltaic plant, comprises illumination, temperature, humidity etc., and the data gathered transfer to communication unit 20.
CPU (central processing unit) 10, is connected with described communication unit 20, for by received decoding data, and exports connected display unit 40 to according to uniform protocol and shows.Be illustrated in figure 6 the circuit theory diagrams of CPU (central processing unit) 10, comprise the circuit realiration that model is F2812 chip.
Data backup unit 30, is connected with described CPU (central processing unit) 10, for the data received by storage backup CPU (central processing unit) 10.Described data backup unit 30 adopts independently uninterrupted power supply module for power supply, so that can isolated fault district when occurring unexpected, and protection significant data.
Wireless communication unit (not shown), is connected with described CPU (central processing unit) 10, carries out modulation treatment, export in a wireless form for the data described CPU (central processing unit) 10 received.Described wireless communication module comprises one of at least following: WiFi communication module; Zigbee communication module; The 2G/3G/4G communication module of the operators such as movement, UNICOM and telecommunications.
User's handheld device (not shown), communicates to connect with described wireless communication module, for receiving data, to realize the long-range real-time control for photovoltaic plant Various types of data.
Fault identification unit 50, is connected with described CPU (central processing unit) 10, carries out breakdown judge for the data received CPU (central processing unit) 10, to judge the malfunction of all parts.Further, also can estimating according to the residual life of described malfunction to all parts, exporting steering order according to estimation results to outputing unit 60.In addition, fault identification unit 50 also by fault state data and residual life data feedback to CPU (central processing unit) 10.In the present embodiment; fault identification unit 50 adopts published technological means judge malfunction and estimate residual life; the utility model is protected published technological means unintentionally, and its object is only the annexation protecting fault identification unit 50 and CPU (central processing unit) 10.
Output unit 60, be connected with described fault identification unit 50, for carrying out output switch parameter according to the instruction of fault identification unit 50, described in output unit 60 output terminal be connected with described DC cabinet, inverter, interchange cabinet and header box respectively.As shown in Figure 7, unit 60 is outputed described in by comprising opto-coupler chip that interconnective model is moc8050 and the circuit realiration that the relay that model is delay-ds1e forms.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.

Claims (7)

1. a photovoltaic plant conventional data monitoring system, is characterized in that, comprising:
Communication unit, for receiving the data that photovoltaic apparatus transmits;
CPU (central processing unit), is connected with described communication unit, for by received decoding data;
Display unit, is connected with described CPU (central processing unit);
Described communication unit comprises data acquisition module and data reception module, and data acquisition module comprises Modbus collector or OPC collector; Data reception module comprises serial communication modular or LAN communication module.
2. system according to claim 1, is characterized in that, also comprises data backup unit, is connected with described CPU (central processing unit).
3. system according to claim 2, is characterized in that, described data backup unit adopts independently uninterrupted power supply module for power supply.
4. system according to claim 1, is characterized in that, also comprises failure data acquisition unit, is connected with described CPU (central processing unit);
Output unit, its input end is connected with described failure data acquisition unit, and output terminal connects photovoltaic apparatus.
5. system according to claim 4, is characterized in that, described in output unit and comprise opto-coupler chip that interconnective model is moc8050 and the circuit that the relay that model is delay-ds1e forms.
6. system according to claim 1, is characterized in that, also comprises user's handheld device, is coupled with described CPU (central processing unit) by wireless communication module.
7. system according to claim 6, is characterized in that, described wireless communication module at least comprises one of following: WiFi communication module; Zigbee communication module; The 2G/3G/4G communication module of the operators such as movement, UNICOM and telecommunications.
CN201520711200.8U 2015-09-14 2015-09-14 General data monitoring system of photovoltaic power plant Active CN204965726U (en)

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CN201520711200.8U CN204965726U (en) 2015-09-14 2015-09-14 General data monitoring system of photovoltaic power plant

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Application Number Priority Date Filing Date Title
CN201520711200.8U CN204965726U (en) 2015-09-14 2015-09-14 General data monitoring system of photovoltaic power plant

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106600940A (en) * 2017-02-04 2017-04-26 广州南珠电控技术有限公司 ZigBee wireless bus device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106600940A (en) * 2017-02-04 2017-04-26 广州南珠电控技术有限公司 ZigBee wireless bus device

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