CN203251140U - Monitoring system of photovoltaic power generation unit - Google Patents
Monitoring system of photovoltaic power generation unit Download PDFInfo
- Publication number
- CN203251140U CN203251140U CN 201220722399 CN201220722399U CN203251140U CN 203251140 U CN203251140 U CN 203251140U CN 201220722399 CN201220722399 CN 201220722399 CN 201220722399 U CN201220722399 U CN 201220722399U CN 203251140 U CN203251140 U CN 203251140U
- Authority
- CN
- China
- Prior art keywords
- control system
- generation unit
- photovoltaic power
- monitoring system
- module
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Abstract
The invention discloses a monitoring system of a photovoltaic power generation unit, and relates to the technical field of photovoltaic power generation. The monitoring system of the photovoltaic power generation unit comprises a signal collector, a signal processing module, a control system, a communication module and a server. The monitoring system is characterized in that the signal collector is arranged on a transformer, the output end of the signal collector is connected with the input end of the signal processing module, the output end of the signal processing module is connected with the input end of the control system, and the output end of the control system is connected with the input end of the server through the communication module. According to the utility model, a box-type transformer monitoring unit, a communication management module and a photovoltaic conversion module are combined together in a three-in-one mode, the protecting function of an integral box-type transformer is achieved, and meanwhile communication and management are carried out to other devices of photovoltaic display, such as an inverter and a combiner box so as to reduce the number of devices of a photovoltaic power station, the maintenance difficulty of on-site working staff is reduced, and the reliability of the operation of a photovoltaic power field is improved.
Description
Technical field
The utility model relates to the photovoltaic power generation technology field, relates in particular to a kind of photovoltaic generation unit monitoring system.
Background technology
China's photovoltaic industry fast development; to increasing China's energy supply, readjusting the energy structure and preserve the ecological environment and played positive role; owing to be subject to the impact of meteorological specific factor; the photovoltaic project is many in the northwest and the relatively abominable place of natural conditions such as coastal; and the distribution in power station relatively disperses; and the place of office administration is far away apart from device context, and generally the rarest several kilometers far away, office has caused the inconvenience to equipment control and operation at a distance.
In photovoltaic DC field; each photovoltaic array can dispose a box type transformer and two inverters and many header boxs; and the factor that much causes fault that has in service of the box type transformer that photovoltaic array is joined; so for stability and the fail safe that improves box type transformer work; each box type transformer can dispose an intelligent monitoring unit; may cause the factor of fault to monitor and protect to these; because and the box type transformer centralized control system is not integrated; and the function of each instrument and meter is relatively single; particularly the mutual communication between each device is more loaded down with trivial details; directly affect whole box type transformer system reliability of operation, increased staff's Real Time Monitoring and the difficulty of management.
The utility model content
The utility model provides that box transformer control unit and communication management module and photoelectric conversion module three are combined into one in a kind of photovoltaic generation unit; finish the realization to whole box type transformer defencive function; also miscellaneous equipment such as the inverter of photovoltaic display are communicated by letter and management with header box simultaneously; to reduce the number of devices of photovoltaic plant; reduce field personnel's maintenance difficulties, improve the photovoltaic DC field reliability of operation.
In order to solve the existing problem of background technology, the utility model is by the following technical solutions: comprise signal picker, signal processing module, control system, communication module, server, it is characterized in that: transformer is provided with signal picker, the output of described signal picker links to each other with the input of signal processing module, the output of described signal processing module links to each other with the input of control system, and the output of described control system is connected with the input of server by communication module.
Signal picker described in the utility model comprises temperature sensor, immersion transducer, current sensor, voltage sensor and switching value signal picker, described current sensor and voltage sensor are located at the low-pressure side of box type transformer, the voltage and the current change quantity data that are used for the low-pressure side of collection box type transformer, described switching value signal picker links to each other with the switch of box type transformer by wire, be used for to gather all on-off state signals of box type transformer, simultaneously to various information gatherings and the transmission of inverter kind and header box.
Described communication module comprises ethernet ring network and ModBus RS485 interface, the information of box type transformer and inverter is sent to photoelectric conversion module is transferred to background server by optical fiber again, and the control command that described server sends is sent to box type transformer and inverter.
Described control system is embedded control system, and control system is provided with external power supply and is used for power supply
In sum, the utlity model has following advantage:
1, reduced the number of devices of photovoltaic generation unit, fail safe, the stabilizability of the equipment such as box type transformer and inverter have been improved, and the relevant information that collects by remote terminal realizes miscellaneous equipment intelligent managements such as box type transformer and inverters, reduce field management control personnel's labour intensity, reduced operating cost.
2, the utility model adopts the technical grade touch-screen, makes system's operation simpler.
3, the utlity model has powerful communication function, by perfect communication interface, can cross ethernet ring network to all information exchanges that collect and be converted to fiber-optic signal and upload to timely and accurately the background monitoring service, thereby simplify the supervisory control system line.
Description of drawings
Fig. 1 is an embodiment schematic diagram of the present utility model.
Embodiment
As shown in Figure 1, a kind of photovoltaic generation unit monitoring system, comprise signal picker 2, signal processing module 3, control system 4, communication module 5, server 6, transformer 1 is provided with five signal pickers 2, the output of described signal picker 2 links to each other with the input of signal processing module 3, the output of described signal processing module 3 links to each other with the input of control system 4, the output of described control system 4 is connected by the input of communication module 5 with server 6, control system 4 is provided with external power supply 7 and is used for power supply, control system 4 is embedded control system, and described described signal picker 2 comprises temperature sensor 2.1, immersion transducer 2.2, current sensor 2.3, voltage sensor 2.4 and switching value signal picker 2.5; Described temperature sensor 2.1 and immersion transducer 2.2 are located at cable end or the cable trough place in the box type transformer 1, be used for gathering the related data of its temperature and immersion, described current sensor 2.3 and voltage sensor 2.4 are located at the low-pressure side of box type transformer 1, the voltage and the current change quantity data that are used for the low-pressure side of collection box type transformer, described switching value signal picker 2.5 links to each other by the switch of wire with box type transformer 1, the status signal that opens or closes that is used for all switches of collection box type transformer, described communication module 5 comprises optical fiber ethernet ring network and ModBusRS485 interface, the information of box type transformer 1 is sent to described server 6, and the control command that described server 6 is sent sends to box type transformer 1 by photoelectric conversion module 11, and server 6 also can be monitored and manage inverter 8 and header box 10 simultaneously.
Operation principle of the present utility model is point such as the temperature that by signal picker box type transformer need to be monitored first, immersion, electric current, after the data acquisitions such as electric current, change the signal that embedded system can be identified into by the signal processing module reception and with it, then embedded control system is analyzed to the received signal, process, and judge whether the data after processing exceed setting range, and the result that will judge sends to the background monitoring server by the optical fiber ethernet ring network of communication module or by ModBus RS485 interface with signal, realize whole box type transformer is carried out comprehensive management, and these semaphores are shown at the panel of man-machine interface server simultaneously, when this terminal control system judges that there are abnormal conditions in box type transformer, one side is by the operation of predefined logic control box type transformer, on the other hand abnormal information is sent to server for background monitoring, also operate accordingly for management and staff's judgement, or send control command.
Claims (4)
1. photovoltaic generation unit monitoring system, comprise signal picker (2), signal processing module (3), control system (4), communication module (5), server (6), it is characterized in that: transformer (1) is provided with signal picker (2), the output of described signal picker (2) links to each other with the input of signal processing module (3), the output of described signal processing module (3) links to each other with the input of control system (4), and the output of described control system (4) is connected by the input of communication module (5) with server (6).
2. a kind of photovoltaic generation unit monitoring system according to claim 1 is characterized in that: described signal picker (2) comprises temperature sensor (2.1), immersion transducer (2.2), current sensor (2.3), voltage sensor (2.4) and switching value signal picker (2.5).
3. a kind of photovoltaic generation unit monitoring system according to claim 1 is characterized in that: described control system (4) is embedded control system, and described control system (4) is provided with external power supply (7) and is used for power supply.
4. any one described a kind of photovoltaic generation unit monitoring system according to claim 1-3 is characterized in that: pass through photoelectric conversion module (11) between described communication module (5) and the server (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220722399 CN203251140U (en) | 2012-11-26 | 2012-11-26 | Monitoring system of photovoltaic power generation unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220722399 CN203251140U (en) | 2012-11-26 | 2012-11-26 | Monitoring system of photovoltaic power generation unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203251140U true CN203251140U (en) | 2013-10-23 |
Family
ID=49377558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220722399 Expired - Fee Related CN203251140U (en) | 2012-11-26 | 2012-11-26 | Monitoring system of photovoltaic power generation unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203251140U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103066696A (en) * | 2012-11-26 | 2013-04-24 | 安徽泰特斯电力技术有限公司 | Monitoring system of photovoltaic power generation unit |
| CN104242468A (en) * | 2014-10-15 | 2014-12-24 | 四川东方电气自动控制工程有限公司 | Monitoring system for wind power generation tank type transformer |
| CN104852471A (en) * | 2015-05-26 | 2015-08-19 | 舒尔环保科技（合肥）有限公司 | Integrated monitoring terminal |
-
2012
- 2012-11-26 CN CN 201220722399 patent/CN203251140U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103066696A (en) * | 2012-11-26 | 2013-04-24 | 安徽泰特斯电力技术有限公司 | Monitoring system of photovoltaic power generation unit |
| CN104242468A (en) * | 2014-10-15 | 2014-12-24 | 四川东方电气自动控制工程有限公司 | Monitoring system for wind power generation tank type transformer |
| CN104242468B (en) * | 2014-10-15 | 2017-02-01 | 四川东方电气自动控制工程有限公司 | Monitoring system for wind power generation tank type transformer |
| CN104852471A (en) * | 2015-05-26 | 2015-08-19 | 舒尔环保科技（合肥）有限公司 | Integrated monitoring terminal |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103066696A (en) | Monitoring system of photovoltaic power generation unit | |
| CN102227090B (en) | Intelligent FA (feeder automation) system of 10kV-carrier communication | |
| CN202602375U (en) | Wind power generation box type transformer cloud terminal | |
| CN103248122B (en) | Power failure active reporting system | |
| CN102435871A (en) | On-line monitoring system for data collection of electric arresters based on GPS (Global Positioning System) synchronization | |
| CN103178618A (en) | Integrated monitoring terminal for wind-electricity power generation unit | |
| CN101651364A (en) | Remote automation control high-voltage measurement comprehensive distribution equipment | |
| CN205160090U (en) | Incessant little electric wire netting grid -connected interface integrated device of stable state has | |
| CN202836615U (en) | Intelligent electrical network comprehensive on-line monitoring system | |
| CN102832714A (en) | Intelligent box-type substation | |
| CN203251140U (en) | Monitoring system of photovoltaic power generation unit | |
| CN104201986A (en) | Photovoltaic power generation and supervisory control integrated device | |
| CN202066926U (en) | Optical fiber sensor technology based on-line parameter monitoring system for capacitor of electric power system | |
| CN204761158U (en) | Case of supporting photovoltaic power's electric energy quality on -line monitoring becomes measurement and control device | |
| CN103199626A (en) | Switch cabinet integrated monitoring terminal | |
| CN203251142U (en) | Switch cabinet integrated monitoring terminal | |
| CN202034825U (en) | Intelligent comprehensive device of medium-voltage switch | |
| CN204761157U (en) | A synthesize measurement and control device for distributed generator | |
| CN107546856A (en) | A kind of ring-main unit comprehensive monitoring system | |
| CN202503362U (en) | Distribution terminal unit integrating measurement, control and protection for intelligent distribution network | |
| CN103389421A (en) | Island detection method and device based on GOOSE communication | |
| CN203251143U (en) | Wind power generation unit integrated monitoring terminal | |
| CN202759292U (en) | An intelligent box-type transformer station | |
| CN203536975U (en) | Distributed power generating grid-connected control circuit | |
| CN206450771U (en) | A kind of Distributed power net lean management terminal |
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: 20131023 Termination date: 20181126 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |