CN104502741B - Static reactive generator remote online monitoring system - Google Patents
Static reactive generator remote online monitoring system Download PDFInfo
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- CN104502741B CN104502741B CN201410689430.9A CN201410689430A CN104502741B CN 104502741 B CN104502741 B CN 104502741B CN 201410689430 A CN201410689430 A CN 201410689430A CN 104502741 B CN104502741 B CN 104502741B
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Abstract
The present invention is suitable for power quality controlling technical field, a kind of static reactive generator remote online monitoring system is provided, including data collector, for being connected with static reactive generator SVG, the SVG device datas are uploaded to by data server by wireless network after collection SVG device datas；Data server, for receiving the SVG device datas of the data collector upload and parsing, then preserves to local data base；The data of reading for reading corresponding data in the data server data storehouse according to operational order, and are carried out corresponding operating by client.By being originally invention system, staff need not reach SVG equipment operation scene, it can implement to monitor the operating status of each SVG equipment and system by operating client, strong data resource support is provided for SVG field adjustables, runnability assessment and accident analysis, and by data analysis, give warning in advance to the failure that may occur.
Description
Technical field
The invention belongs to power quality controlling technical field, more particularly to a kind of static reactive generator remote online monitoring
System.
Background technology
With the rapid development of modern society, the demand of electric energy is being continuously increased, while rectification is set in electrical equipment
Standby a large amount of uses, the appearance of impact load, uncompensated load and big load cause grid supply quality to decline, power quality
Problem increasingly causes the concern of supplier of electricity and electricity consumption side.Static reactive generator（Static Var Generator, SVG）It is
Power electronic devices IGBT can be turned off（Insulated Gate Bipolar Transistor, insulated gate bipolar crystal
Pipe）For the active dynamic reactive compensation system of core, it can rapidly, continuously, smoothly, capacitive and inductive reactive power are accurately provided
Power, so as to improve power quality, makes it meet the requirement such as Power Systems factor, harmonic wave control, voltage fluctuation and flicker.
SVG represents the developing direction that power system reactive power compensation technology is new at this stage, has ensured power system stability, efficient and high-quality
Run on ground.
Since SVG technical difficulty is big, system composition is complicated, for user, manufacturer, the maintenance difficulties of SVG equipment
It is larger, show：Parameter setting is complicated, and user is difficult to grasp；As device break down it is out of service, due to lacking data branch
Hold, failure cause is difficult to search.In addition, SVG controlling mechanisms are complicated, if inside goes wrong, reactive power output may be influenced,
So as to cause tremendous influence to power grid.
The content of the invention
In view of the above problems, it is an object of the invention to provide a kind of static reactive generator remote online monitoring system,
The technical problem that aim to solve the problem that existing SVG plant maintenances difficulty is larger, can not effectively monitor in real time.
The present invention adopts the following technical scheme that：
The static reactive generator remote online monitoring system, including：
Data collector, for being connected with static reactive generator SVG, passes through wireless network after gathering SVG device datas
The SVG device datas are uploaded into data server；
Data server, for receiving the SVG device datas of the data collector upload and parsing, then preserves to this
Ground database；
Client, for reading corresponding data in the data server data storehouse according to operational order, and to reading
Data carry out corresponding operating；
The data collector and client at least one, the data collector is used with the data server
Radio connection, the data server and the client are using wirelessly or non-wirelessly connection mode.
Further, the wireless network module that the data collector includes microprocessor, is connected with the microprocessor
And interface unit, the interface unit is serial ports or Ethernet interface, for being connected with SVG interfaces；The microprocessor is used
In collection SVG device datas, the wireless network module is used to the SVG device datas being uploaded to data server.
Further, the serial ports is RS485 serial ports.
Further, the wireless network module is 2G, 3G or 4G wireless network module.
The beneficial effects of the invention are as follows：By present system, staff need not be to equipment operation scene, in client
It conveniently, intuitively can remotely monitor the operating condition of electric system and SVG equipment, system data change and device operating status
It is very clear；It is runnability assessment and the failure of SVG equipment and the data of system operation are permanently stored in data server
Diagnosis provides convenience；In addition, can also set early warning logic, give warning in advance before it may break down, generation of preventing accident.
By present system, can be quickly find out failure cause, fix a breakdown, contribute to the sustained improvement of product.
Brief description of the drawings
Fig. 1 is the structure chart of static reactive generator remote online monitoring system provided in an embodiment of the present invention；
Fig. 2 is the structure chart of data collector provided in an embodiment of the present invention.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, it is right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
In order to illustrate technical solutions according to the invention, illustrated below by specific embodiment.
Fig. 1 shows the structure of static reactive generator remote online monitoring system provided in an embodiment of the present invention, in order to
Easy to illustrate illustrate only and the relevant part of the embodiment of the present invention.
Static reactive generator remote online monitoring system provided in this embodiment includes：
Data collector 1, for being connected with static reactive generator SVG, passes through wireless network after gathering SVG device datas
The SVG device datas are uploaded into data server；
Data server 2, for receiving SVG device datas that the data collector uploads and parsing, then preserve to
Local data base；
Client 3, for reading corresponding data in the data server data storehouse according to operational order, and to reading
Data carry out corresponding operating；
The data collector 1 and client 2 it is equal at least one, the data collector 1 and the data server 2
Using radio connection, the data server 2 and the client 3 are using wirelessly or non-wirelessly connection mode.
SVG equipment is generally mounted to low-tension transformer and large-scale electric equipment, for transmit low-tension transformer
Idle work is changed into useful work.Since SVG device distributions are extensive, there is presently no a kind of remote online monitoring system to each
SVG equipment is effectively managed collectively.For this reason, present embodiments provide a kind of static reactive generator remote online monitoring system
Unite, in the present embodiment, the data collector is located at SVG equipment operation scene, is connected with the SVG equipment of distal end.Specific implementation
When, it is connected by serial ports or Ethernet interface with the SVG controllers of SVG equipment, the data collector is built-in with various data
Acquisition module, for gathering the related operation data of corresponding connection SVG equipment, such as every voltage of SVG controllers, electric current,
The data such as the DC voltage of each power cell, output voltage, temperature in alarm, on off state, temperature, and SVG equipment.Number
After collecting SVG device datas according to collector, data server is wirelessly sent data to.
Implement data upload send when, first data collector 1 by each item data collected according to predetermined protocol
Form encapsulation of data（Such as Modbus protocol formats）, the data server 2 is then periodically sent said data to, and
Include the number information of specific data collector in the data packet of transmission, so correctly store data easy to data server.
Data storage management center of the data server as system, is receiving what each data collector was sent
After SVG device datas, received data are parsed, then carry out classification storage.Last client passes through reading
Data server data storehouse data, can show data, be printed, being analyzed, being inquired about, being exported, being backed up, being recovered, fault pre-alarming
Deng operation.Client described here is the computer being arbitrarily connected with data server.
As a kind of concrete structure of data collector, as shown in Fig. 2, the data collector 1 include microprocessor 11,
The wireless network module 12 and interface unit 13 being connected with the microprocessor 11, the interface unit 13 are serial ports（Such as
RS485 interfaces）Or Ethernet interface, for being connected with SVG interfaces；The microprocessor is as in the control of data collector
The heart, for gathering SVG device datas, the wireless network module 12 is used to the SVG device datas being uploaded to data service
Device, for example can be 2G, 3G or 4G wireless network module.
In order to prove that the present invention is practical, as a kind of selection mode, the data collector adds GPRS using MCU
（General Packet Radio Service, general packet radio service）The mode of module realizes the remote transmission of data.
MCU uses the STM32F103 chips of ST companies, and GPRS module uses Siemens MC 39I.MCU and the interface of GPRS module are string
Mouthful, MC39I is controlled by AT orders.TCP/IP over ppp protocols are embedded on MCU, to realize the dial-up connection of GPRS.
MCU also provides the network interface and serial ports with monitored equipment.MCU realizes Ethernet by DMC9000 Ethernet chips
Interface.Serial ports supports Modebus agreements, 103 stipulations, CDT stipulations, and Ethernet interface supports IEC61850 agreements.Pass through again
GPRS module completes the long-distance Log server of data.
To sum up, can be easily in strange land the present invention provides a kind of static reactive generator remote online monitoring system
The real-time status of SVG equipment operation is monitored, than system power voltage real time data, switchgear action, power cell chain nodular
State, SVG output currents and SVG control system internal operation operating modes etc., are commented for SVG complexes field adjustable, runnability
Estimate and provide strong data resource support with accident analysis, and by data analysis, give warning in advance to the failure that may occur.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
All any modification, equivalent and improvement made within refreshing and principle etc., should all be included in the protection scope of the present invention.
Claims (3)
- A kind of 1. static reactive generator remote online monitoring system, it is characterised in that the system comprises：Data collector, data collector is located at SVG equipment operation scene, for the controller with static reactive generator SVG Connection, after gathering SVG device datas, data collector by each item data collected according to predetermined protocol form encapsulation of data, The SVG device datas are uploaded to by data server by wireless network timing；Include specific number in the data packet of transmission According to the number information of collector；Data server, for receiving the SVG device datas of the data collector upload and parsing, persistence of then classifying To local data base；Client, for reading corresponding data in the data server data storehouse according to operational order, and to the data of reading Carry out corresponding operating；The corresponding operating is including showing data, being printed, being analyzed, being inquired about, being exported, being backed up, being recovered, event Hinder early warning；Client is the computer being arbitrarily connected with data server；The data collector and client at least one, the data collector is with the data server using wireless Connection mode, the data server and the client are using wirelessly or non-wirelessly connection mode；The data collector include microprocessor, the wireless network module that is connected with the microprocessor and interface unit and Built-in data acquisition module, the interface unit for serial ports or support IEC61850 agreements Ethernet interface, for SVG interfaces connect；The microprocessor is used to gather SVG device datas, and the wireless network module is used for the SVG equipment Data are uploaded to data server；The built-in data acquisition module, for gathering the related operation of corresponding connection SVG equipment Data；Every voltage, electric current, alarm, on off state, temperature and the SVG that the SVG device datas include SVG controllers are set DC voltage, output voltage, temperature and the system power voltage real time data of standby interior each power cell, switchgear action, Power cell chain link state, SVG output currents；The data collector realizes the remote transmission of data by the way of MCU adds GPRS module, and TCP/IP is embedded with MCU Over ppp protocols.
- 2. static reactive generator remote online monitoring system according to claim 1, it is characterised in that the serial ports is RS485 serial ports.
- 3. static reactive generator remote online monitoring system according to claim 2, it is characterised in that the wireless network Module is 2G, 3G or 4G wireless network module.
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| CN201410689430.9A CN104502741B (en) | 2014-11-26 | 2014-11-26 | Static reactive generator remote online monitoring system |
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| CN201410689430.9A CN104502741B (en) | 2014-11-26 | 2014-11-26 | Static reactive generator remote online monitoring system |
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| CN104502741B true CN104502741B (en) | 2018-05-04 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109728936B (en) * | 2018-12-05 | 2021-10-29 | 北京电力自动化设备有限公司 | Communication management method, device and system for high-voltage chain type static var generator |
| CN110190670A (en) * | 2019-05-09 | 2019-08-30 | 贵州电网有限责任公司 | Low voltage control equipment on-line monitoring method, storage medium, terminal device and system |
| CN110443997A (en) * | 2019-08-23 | 2019-11-12 | 南京深科博业电气股份有限公司 | Static reactive generator based on NB-IOT technology |
| CN113655316A (en) * | 2021-08-17 | 2021-11-16 | 南京智睿能源互联网研究院有限公司 | Low-voltage SVG equipment test system based on serial port communication technology |
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Denomination of invention: Remote and online monitoring system for static var generator Effective date of registration: 20190506 Granted publication date: 20180504 Pledgee: Agricultural Bank of China Limited by Share Ltd Shijiazhuang New District Science and technology sub branch Pledgor: Hebei Xuhui Electric Ltd. Registration number: 2019130000009 |
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Date of cancellation: 20200528 Granted publication date: 20180504 Pledgee: Agricultural Bank of China Limited by Share Ltd. Shijiazhuang New District Science and technology sub branch Pledgor: HEBEI XUHUI ELECTRIC Co.,Ltd. Registration number: 2019130000009 |
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