CN202260633U - Monitoring system for photovoltaic power station - Google Patents
Monitoring system for photovoltaic power station Download PDFInfo
- Publication number
- CN202260633U CN202260633U CN2011203820589U CN201120382058U CN202260633U CN 202260633 U CN202260633 U CN 202260633U CN 2011203820589 U CN2011203820589 U CN 2011203820589U CN 201120382058 U CN201120382058 U CN 201120382058U CN 202260633 U CN202260633 U CN 202260633U
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- China
- Prior art keywords
- module
- control unit
- communication control
- power station
- monitoring system
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS 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
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/40—Display of information, e.g. of data or controls
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- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
The utility model relates to a monitoring system for a photovoltaic power station, and belongs to the technical field of solar power generation monitoring. The technical scheme is that: a direct current voltage module (2), a direct current module (3), an illumination intensity module (4), a wind speed and direction module (5) and a temperature environment module (6) are connected with a communication control unit (1) respectively. A display and keyboard (7), a remote computer (8), a large-screen display (9), a tracking controller (10) and an electrical quantity transducer (11) are also connected with the communication control unit respectively. The monitoring system has the advantages that: the functions of monitoring, control, protection and the like are more completely realized; the monitoring system is a leading window for a developer and a user to monitor the state of a photovoltaic power generation system and obtain research data; and the power station can be unattended or only fewer workers are required.
Description
Technical field
The utility model relates to a kind of photovoltaic power station monitoring system, belongs to solar power generation monitoring technique field.
Background technology
Along with development of modern industry, global energy crisis and atmosphere polluting problem become increasingly conspicuous, and solar energy is human inexhaustible regenerative resources as first of the green energy resource, has more and more obtained human attention.Along with the continuous development of solar energy industry, its application product is on the increase, and seems very important to the on-line monitoring of solar power generation and Control Study.At present, photovoltaic plant both domestic and external is more and more, is mostly the area that the hours of daylight is long, environment is abominable because photovoltaic plant is built the area, if patrolled the labor manpower and materials by staff on duty.
The utility model content
The purpose of the utility model provides a kind of photovoltaic power station monitoring system; Functions such as monitoring, control, protection have more intactly been realized; Become the leading window that developer and user monitor the photovoltaic generating system state, obtain data; Realize that power station unattended operation or a small amount of people are on duty, solve the problems referred to above that background technology exists.
The technical scheme of the utility model is: a kind of photovoltaic power station monitoring system; Comprise communication control unit, direct voltage module, DC module, intensity of illumination module, wind speed and direction module, temperature environment module, demonstration and keyboard, remote computer, large scale display, tracking control unit and electric parameters transducer, direct voltage module, DC module, intensity of illumination module, wind speed and direction module and temperature environment module are connected with communication control unit respectively; Demonstration and keyboard, remote computer, large scale display, tracking control unit and electric parameters transducer also are connected with communication control unit respectively.
Taken as the leading factor by communication control unit, communication control unit CPU adopts the AVR ATmega128 single-chip microcomputer of Atmel company, has the Flash of 128KB and the E of 4KB
2PROM, 8 tunnel 10 A/D converters and 2 tunnel asynchronous communication UART, watchdog reset circuit, operating voltage 1.8～6.0V, interference free performance is stronger.
Direct voltage module, DC module adopt the Hall element acquired signal, and the intensity of illumination module adopts the illuminance sensor acquired signal, and the wind speed and direction module adopts the air velocity transducer acquired signal, and the ambient temperature module is gathered by temperature sensor.
Liquid crystal and keyboard are accomplished by touch-screen, constitute human-computer interaction interface, link to each other with communication control unit through RS-232, can realize the various feature operations of inverter and parameter setting and modification.The initialization interface display automatically switches to main interface after 3 seconds.Main interface comprises relevant informations such as input parameter, output parameter, external environment and generated output, shows the current date time simultaneously.Remote computer is furnished with the host computer monitoring software of system-specific, links to each other with communication control unit through RS-485, can check and store the service data in power station on computers, can also come the operation of control inverter through computer.Tracking control unit detects photovoltaic array by sun light tracking sensor and whether aims at the sun.Electric parameters transducer links to each other with communication control unit through RS-485, is used to gather necessary for monitoring data such as the electric current that is incorporated into the power networks, voltage, power, mains frequency.The utility model also has the distant place communication function based on the Modbus agreement.
The good effect of the utility model: more intactly having realized functions such as monitoring, control, protection, is that developer and user monitor the photovoltaic generating system state, obtain the leading window of data, realizes the power station unattended operation or only gets final product with a small amount of manpower.
Description of drawings
Fig. 1 is the embodiment sketch map of the utility model;
Among the figure: communication control unit 1, direct voltage module 2, DC module 3, intensity of illumination module 4, wind speed and direction module 5, temperature environment module 6, demonstration and keyboard 7, remote computer 8, large scale display 9, tracking control unit 10, electric parameters transducer 11.
Embodiment
Below in conjunction with accompanying drawing, the utility model is further specified through embodiment.
A kind of photovoltaic power station monitoring system; Comprise communication control unit 1, direct voltage module 2, DC module 3, intensity of illumination module 4, wind speed and direction module 5, temperature environment module 6, demonstration and keyboard 7, remote computer 8, large scale display 9, tracking control unit 10 and electric parameters transducer 11, direct voltage module, DC module, intensity of illumination module, wind speed and direction module and temperature environment module are connected with communication control unit respectively; Demonstration and keyboard, remote computer, large scale display, tracking control unit and electric parameters transducer also are connected with communication control unit respectively.
In an embodiment, communication control unit CPU adopts the AVR ATmega128 single-chip microcomputer of Atmel company, has the Flash of 128KB and the E of 4KB
2PROM, 8 tunnel 10 A/D converters and 2 tunnel asynchronous communication UART, watchdog reset circuit, operating voltage 1.8～6.0V, interference free performance is stronger.
Direct voltage module, DC module adopt the Hall element acquired signal, and the intensity of illumination module adopts the illuminance sensor acquired signal, and the wind speed and direction module adopts the air velocity transducer acquired signal, and the ambient temperature module is gathered by temperature sensor; These electric parameters and environmental parameter are linked in the input circuit of communication control unit through after the sensor acquisition, realize sampling by the AD circuit of CPU, behind these data samplings, apply in the middle of the various controls; Direct voltage module, DC module, intensity of illumination module also can be used for controlling the startup of being incorporated into the power networks of inverter controller and stopping except that being used for data computation and showing; The wind speed and direction module detects the safety that is used to protect the photovoltaic array unit; When wind speed reaches or during greater than definite value; Control section sends instruction, and through interface circuit driving execution mechanism, the adjustment photovoltaic array is to level angle; Reduce the resistance of wind, thereby shield (the method is applicable to the tracing type photovoltaic array).
Liquid crystal and keyboard are meant the human-computer interaction interface of band touch function, can realize the various feature operations of inverter and parameter setting and modification through human-computer interaction interface; Human-computer interaction interface links to each other with communication control unit through RS-232; The initialization interface display automatically switches to main interface after several seconds.Main interface comprises relevant informations such as input parameter, output parameter, external environment and generated output, shows the current date time simultaneously; Can prepare after the main interface display to start operation, click the start button at main interface, will see interface for password input, the input password gets final product starting device.When needing arrestment, click stop button, hit OK button behind the input password, equipment stops; Click SR, system reset behind the input password; In main interface, click button is set, get into parameter behind the input password selection interface is set, can select basic parameter, protection parameter, time to be provided with system; After selecting relevant parameters to be provided with, can show that relevant parameters is provided with display interface, click and revise, can revise behind the input password and want the parameter revised; Hit OK key after modification is accomplished, system's demonstration is sent and is successfully reached the correct interface of verification.When inverter ran into fault, system got into the warning interface.
Remote computer is furnished with the host computer monitoring software of system-specific, links to each other with communication control unit through RS-485, can check and store the service data in power station on computers, can also come the operation of control inverter through computer; Monitoring software is based on the VB language development, and the user can see each association in power station intuitively; System provides the curve button of parameters, just can see the parametric plot on the same day through clicking parameter title that institute will check, very intuitively and make things convenient for; Also have the historical record function, can check any in the past one day parameter curve, and can generate form, get up the data of every day with output of WORD form and preservation.
Large scale display can be told the various data in subscriber-related power station, power station intuitively, like environmental parameters such as electric parameter such as: the current power that is incorporated into the power networks, accumulative total energy output, electric current and voltage and intensity of illumination wind speed.Also can show the various relevant informations in power station according to user's request.Large-screen can link to each other with communication control unit through RS-485, also can link to each other with host computer through RS-485/232, reaches Presentation Function.
Tracking control unit detects photovoltaic array by sun light tracking sensor and whether aims at the sun; When the sunlight vertical irradiation was to tracking transducer, the output signal in four orientation of tracking transducer all was zero, and the expression tracking transducer has been aimed at the sun; When the sunlight off-vertical was shone, tracking transducer can detect the current sun to be departed from the orientation of tracking transducer and controls adjustment; Characteristic according to solar panel can know, its energy output is directly proportional with intensity of illumination above shining it, and accepts the direct light of the sun, can obtain the maximum intensity of illumination of the sun.
Electric parameters transducer links to each other with communication control unit through RS-485, is used to gather necessary for monitoring data such as the electric current that is incorporated into the power networks, voltage, power, mains frequency.
Claims (1)
1. photovoltaic power station monitoring system; It is characterized in that comprising communication control unit (1), direct voltage module (2), DC module (3), intensity of illumination module (4), wind speed and direction module (5), temperature environment module (6), demonstration and keyboard (7), remote computer (8), large scale display (9), tracking control unit (10) and electric parameters transducer (11), direct voltage module, DC module, intensity of illumination module, wind speed and direction module and temperature environment module are connected with communication control unit respectively; Demonstration and keyboard, remote computer, large scale display, tracking control unit and electric parameters transducer also are connected with communication control unit respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203820589U CN202260633U (en) | 2011-10-10 | 2011-10-10 | Monitoring system for photovoltaic power station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203820589U CN202260633U (en) | 2011-10-10 | 2011-10-10 | Monitoring system for photovoltaic power station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202260633U true CN202260633U (en) | 2012-05-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203820589U Expired - Fee Related CN202260633U (en) | 2011-10-10 | 2011-10-10 | Monitoring system for photovoltaic power station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202260633U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105811879A (en) * | 2015-01-19 | 2016-07-27 | Ls产电株式会社 | Photovoltaic device |
| CN107153427A (en) * | 2017-05-31 | 2017-09-12 | 江苏普世祥光电技术有限公司 | A kind of photovoltaic devices monitoring system |
-
2011
- 2011-10-10 CN CN2011203820589U patent/CN202260633U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105811879A (en) * | 2015-01-19 | 2016-07-27 | Ls产电株式会社 | Photovoltaic device |
| US9882388B2 (en) | 2015-01-19 | 2018-01-30 | Lsis Co., Ltd. | Photovoltaic device |
| CN105811879B (en) * | 2015-01-19 | 2018-09-04 | Ls产电株式会社 | Photovoltaic devices |
| CN107153427A (en) * | 2017-05-31 | 2017-09-12 | 江苏普世祥光电技术有限公司 | A kind of photovoltaic devices monitoring system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120530 Termination date: 20141010 |
|
| EXPY | Termination of patent right or utility model |