CN101038317A - Voltage transformer wireless monitoring system and method - Google Patents
Voltage transformer wireless monitoring system and method Download PDFInfo
- Publication number
- CN101038317A CN101038317A CNA2007100682034A CN200710068203A CN101038317A CN 101038317 A CN101038317 A CN 101038317A CN A2007100682034 A CNA2007100682034 A CN A2007100682034A CN 200710068203 A CN200710068203 A CN 200710068203A CN 101038317 A CN101038317 A CN 101038317A
- Authority
- CN
- China
- Prior art keywords
- network
- gas
- data
- data acquisition
- 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.)
- Pending
Links
Images
Landscapes
- Arrangements For Transmission Of Measured Signals (AREA)
- Selective Calling Equipment (AREA)
Abstract
The present invention provides a wireless system and method for monitoring the state data of transformers used in the field. The state information of the transformer is collected by a signal pretreating module and is transmitted to a computer through a communication network, then, the data is processed by a software system. In addition, a transformer wireless monitoring method combining with said system is provided. The device and method provided in the present invention combining the GPRS wireless network communication with the data collecting to form a whole, thus, a wireless remote transmission of data is realized; a low power consumption design is adopted and the device is suitable for the occasion having no 220 V voltage in a long time using; the device has an industry signal type selecting and setting function, and the measuring range is set according to the demand, and the measuring data can be read directly without conversion; an alarm function of the high or low value of the data sampling is also provided.
Description
Technical field
The present invention relates to a kind of monitoring system, especially a kind of transformer monitoring system the invention still further relates to a kind of monitoring method, especially a kind of method of voltage transformer wireless monitoring.
Background technology
The method of Gas in Oil of Transformer on-line monitoring mainly is a chromatography at present, but adopt gas chromatography to carry out transformer oil dissolved gas on-line monitoring, have that chromatographic column is aging, pollution, saturated and in observation process, need consume carrier gas, monitor shortcomings such as length consuming time.
Summary of the invention
The objective of the invention is for a kind of wireless monitor system and method thereof that can be used for the transformer state data of field work is provided.
For realizing purpose of the present invention, this instructions provides a kind of voltage transformer wireless monitoring system, by signal pre-processing module the transformer state information acquisition is got up, and these information transmission are arrived computing machine, carry out data processing by software systems by communication network.Signal pre-processing module inserts beginning from transformer and comprises gas monitor, pre-process circuit, data acquisition processing module successively; Described software systems are based on the neural network platform.Communication network adopts GPRS network by being connected to computing machine with the Internet network; When the GMS network can't be connected the Internet network, be connected to computing machine by the GMS receiver module.
Gas monitor carries out transformer to output to pre-process circuit by gas sensor array after the gas-oil separation; Described wireless data acquisition module comprises the pre-process circuit output signal is carried out analog-to-digital data acquisition module, the data that collect handled and coded data acquisition control module, digital signal after will encoding transmit the into GPRS wireless communication module of communication network.
When the number of sensors in the gas sensor array is too much, can be connected to a plurality of data acquisition modules in the subregion, these data acquisition modules connect into an integral body by 485 buses.Gas sensor array adopts semiconductor gas sensor.
This instructions also provides a kind of voltage transformer wireless monitoring method, uses in conjunction with said system.After by gas monitor the dissolved gas in the transformer oil being carried out gas-oil separation, oil dissolved gas carried out status monitoring by kind; The electric signal that gas monitor is monitored by pre-process circuit amplifies or nurses one's health processing; By data acquisition module the gas dissolved in oil of power trans-formers signal is carried out analog to digital conversion; Signal is handled and encoded by data acquisition and control module, send in the GPRS network by the GPRS wireless communication module and go; By GPRS network information transmission is arrived the Internet network; Computing machine receives the data that transmit by the Internet network, carries out the gas composition analysis by neural network, eliminates the monitoring error that causes owing to the cross sensitivity between the gas sensor; Show and deposit database in handling later data, to carry out subsequent treatment.
When the GMS network can't be connected the Internet network, the signal that the GPRS wireless communication module sends was transferred on the installation GMS receiver module on computers by SMS platform, enters the computer neural network platform.
The inventive method and the equipment collection GPRS wireless network communication and data acquisition and the one that provide simultaneously realize the wireless remote transmission of data; The design of employing super low-power consumption is applicable to that the occasion of no 220V voltage is used for a long time; Have industrial signal type and select set-up function, set range on demand, measurement data can directly read and need not conversion; Has data sampling value height warning function.
Realized high-precision analog to digital conversion, allowed acquisition module can be applicable to the sensor of multiple different ranges, also laid a solid foundation for later industrialization.On the basis of AT order, formulated the wireless communication protocol of system, under the unobstructed situation of GPRS network, realized communication between Surveillance center and the wireless data acquisition module by GPRS network and Internet network with the wireless communication protocol data layout; Surveillance center realizes the collection of transformer state data by the operate as normal of the form control wireless data acquisition module of note under the obstructed situation of GPRS network.Realize the wireless transmission of data by GPRS with the form of short message between Surveillance center and the voltage transformer wireless data acquisition module, realized the compatibility with note, enlarge the range of application of system.
Purpose of the present invention, feature and advantage will be in conjunction with the embodiments, are further described with reference to accompanying drawing.
Description of drawings
Fig. 1 is a structured flowchart of the present invention;
Fig. 2 is the monitoring system program flow diagram of the inventive method;
Fig. 3 is the program flow diagram of wireless data acquisition module among the present invention.
Embodiment
With reference to last figure, provide following embodiment.To help to understand the present invention by embodiment, but not limit content of the present invention.All distortion that those of ordinary skill in the art can directly derive or associate from content disclosed by the invention all should be thought protection scope of the present invention.
Embodiment: this voltage transformer wireless monitoring system, by signal pre-processing module the transformer state information acquisition is got up, and these information transmission are arrived computing machine by communication network, carry out data processing by software systems.Signal pre-processing module inserts beginning from transformer and comprises gas monitor, pre-process circuit, data acquisition processing module successively; Described software systems are based on the neural network platform.Communication network adopts GPRS network by being connected to computing machine with the Internet network; When the GMS network can't be connected the Internet network, be connected to computing machine by the GMS receiver module.
Gas monitor carries out transformer to output to pre-process circuit by gas sensor array after the gas-oil separation; Described wireless data acquisition module comprises the pre-process circuit output signal is carried out analog-to-digital data acquisition module, the data that collect handled and coded data acquisition control module, digital signal after will encoding transmit the into GPRS wireless communication module of communication network.
When the number of sensors in the gas sensor array is too much, can be connected to a plurality of data acquisition modules in the subregion, these data acquisition modules connect into an integral body by 485 buses.Gas sensor array adopts semiconductor gas sensor.
This voltage transformer wireless monitoring method of using in conjunction with said system: after by gas monitor the dissolved gas in the transformer oil being carried out gas-oil separation, oil dissolved gas carried out status monitoring by kind; The electric signal that gas monitor is monitored by pre-process circuit amplifies or nurses one's health processing; By data acquisition module the gas dissolved in oil of power trans-formers signal is carried out analog to digital conversion; Signal is handled and encoded by data acquisition and control module, send in the GPRS network by the GPRS wireless communication module and go; By GPRS network information transmission is arrived the Internet network; Computing machine receives the data that transmit by the Internet network, carries out the gas composition analysis by neural network, eliminates the monitoring error that causes owing to the cross sensitivity between the gas sensor; Show and deposit database in handling later data, to carry out subsequent treatment.
When the GMS network can't be connected the Internet network, the signal that the GPRS wireless communication module sends was transferred on the installation GMS receiver module on computers by SMS platform, enters the computer neural network platform.
Claims (7)
1, a kind of voltage transformer wireless monitoring system, by signal pre-processing module the transformer state information acquisition is got up, and by communication network with these information transmission to computing machine, carry out data processing by software systems, it is characterized in that: described signal pre-processing module inserts beginning from transformer and comprises gas monitor, pre-process circuit, data acquisition processing module successively; Described software systems are based on the neural network platform.
2, monitoring system according to claim 1 is characterized in that: described communication network adopts GPRS network by being connected to computing machine with the Internet network; Or when the GMS network can't be connected the Internet network, be connected to computing machine by the GMS receiver module.
3, monitoring system according to claim 1 is characterized in that: described gas monitor carries out transformer to output to pre-process circuit by gas sensor array after the gas-oil separation; Described wireless data acquisition module comprises the pre-process circuit output signal is carried out analog-to-digital data acquisition module, the data that collect handled and coded data acquisition control module, digital signal after will encoding transmit the into GPRS wireless communication module of communication network.
4, monitoring system according to claim 3 is characterized in that: the sensor stage territory in the described gas sensor array is connected to a plurality of data acquisition modules, and these data acquisition modules connect into an integral body by 485 buses.
5, according to claim 3 or 4 described monitoring systems, it is characterized in that: described gas sensor array adopts semiconductor gas sensor.
6, a kind of voltage transformer wireless monitoring method is used in conjunction with said system, it is characterized in that: after by gas monitor the dissolved gas in the transformer oil being carried out gas-oil separation, oil dissolved gas carried out status monitoring by kind; The electric signal that gas monitor is monitored by pre-process circuit amplifies or nurses one's health processing; By data acquisition module the gas dissolved in oil of power trans-formers signal is carried out analog to digital conversion; Signal is handled and encoded by data acquisition and control module, send in the GPRS network by the GPRS wireless communication module and go; By GPRS network information transmission is arrived the Internet network; Computing machine receives the data that transmit by the Internet network, carries out the gas composition analysis by neural network, eliminates the monitoring error that causes owing to the cross sensitivity between the gas sensor; Show and deposit database in handling later data, to carry out subsequent treatment.
7, monitoring method according to claim 6, the GMS network it is characterized in that: when can't be connected the Internet network, the signal that the GPRS wireless communication module sends is transferred on the installation GMS receiver module on computers by SMS platform, enters the computer neural network platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100682034A CN101038317A (en) | 2007-04-24 | 2007-04-24 | Voltage transformer wireless monitoring system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100682034A CN101038317A (en) | 2007-04-24 | 2007-04-24 | Voltage transformer wireless monitoring system and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101038317A true CN101038317A (en) | 2007-09-19 |
Family
ID=38889352
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007100682034A Pending CN101038317A (en) | 2007-04-24 | 2007-04-24 | Voltage transformer wireless monitoring system and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101038317A (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101819239A (en) * | 2010-04-06 | 2010-09-01 | 嘉兴学院 | Rapidly constructed transformer fault diagnosis system based on three-dimensional temperature field |
| CN103018378A (en) * | 2013-01-04 | 2013-04-03 | 河南中分仪器股份有限公司 | Gas chromatograph with oil-gas separation function and gas chromatography process for determination of trace moisture in insulating oil |
| CN103455844A (en) * | 2013-08-30 | 2013-12-18 | 国网电力科学研究院武汉南瑞有限责任公司 | Power transformer state monitoring method based on neural network |
| CN103913671A (en) * | 2014-04-30 | 2014-07-09 | 江苏精一电气科技有限公司 | Electric conduction aluminum busbar with insulating monitoring function |
| CN103928081A (en) * | 2014-04-30 | 2014-07-16 | 江苏精一电气科技有限公司 | Conductive aluminum busbar with corrosion monitoring function |
| CN105046908A (en) * | 2015-06-11 | 2015-11-11 | 广西电网有限责任公司电力科学研究院 | Movable oil-gas monitoring data remote transmission system |
| CN105181939A (en) * | 2015-09-11 | 2015-12-23 | 四川菲博斯科技有限责任公司 | Online monitoring system for dissolved gas in transformer oil |
| CN105548673A (en) * | 2015-11-30 | 2016-05-04 | 陈畅 | Transformer wireless monitor |
| CN106338306A (en) * | 2016-08-22 | 2017-01-18 | 国网山东省电力公司章丘市供电公司 | High voltage transformer online monitoring system |
| CN107505566A (en) * | 2015-11-13 | 2017-12-22 | 大连民族大学 | The method of testing of semiconductor gas sensor |
| CN110208332A (en) * | 2019-07-02 | 2019-09-06 | 哈尔滨理工大学 | Gas in Oil of Transformer on-line monitoring system |
-
2007
- 2007-04-24 CN CNA2007100682034A patent/CN101038317A/en active Pending
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101819239A (en) * | 2010-04-06 | 2010-09-01 | 嘉兴学院 | Rapidly constructed transformer fault diagnosis system based on three-dimensional temperature field |
| CN103018378A (en) * | 2013-01-04 | 2013-04-03 | 河南中分仪器股份有限公司 | Gas chromatograph with oil-gas separation function and gas chromatography process for determination of trace moisture in insulating oil |
| CN103018378B (en) * | 2013-01-04 | 2014-08-13 | 河南中分仪器股份有限公司 | Gas chromatograph with oil-gas separation function and gas chromatography process for determination of trace moisture in insulating oil |
| CN103455844A (en) * | 2013-08-30 | 2013-12-18 | 国网电力科学研究院武汉南瑞有限责任公司 | Power transformer state monitoring method based on neural network |
| CN103913671A (en) * | 2014-04-30 | 2014-07-09 | 江苏精一电气科技有限公司 | Electric conduction aluminum busbar with insulating monitoring function |
| CN103928081A (en) * | 2014-04-30 | 2014-07-16 | 江苏精一电气科技有限公司 | Conductive aluminum busbar with corrosion monitoring function |
| CN105046908A (en) * | 2015-06-11 | 2015-11-11 | 广西电网有限责任公司电力科学研究院 | Movable oil-gas monitoring data remote transmission system |
| CN105181939A (en) * | 2015-09-11 | 2015-12-23 | 四川菲博斯科技有限责任公司 | Online monitoring system for dissolved gas in transformer oil |
| CN107505566A (en) * | 2015-11-13 | 2017-12-22 | 大连民族大学 | The method of testing of semiconductor gas sensor |
| CN105548673A (en) * | 2015-11-30 | 2016-05-04 | 陈畅 | Transformer wireless monitor |
| CN106338306A (en) * | 2016-08-22 | 2017-01-18 | 国网山东省电力公司章丘市供电公司 | High voltage transformer online monitoring system |
| CN110208332A (en) * | 2019-07-02 | 2019-09-06 | 哈尔滨理工大学 | Gas in Oil of Transformer on-line monitoring system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101038317A (en) | Voltage transformer wireless monitoring system and method | |
| CN1232832C (en) | Electric power apparatus external insulative leakage current on-line monitoring system in converting station | |
| CN201780678U (en) | Online monitoring system for various factors in water quality | |
| CN203259191U (en) | Vehicle-mounted environment emergency monitoring system | |
| CN110261745A (en) | A kind of DC Line Fault electric arc detecting device and method based on arc light and current signal | |
| CN205748484U (en) | A kind of multichannel data acquisition system based on FPGA | |
| CN208689027U (en) | Pollution sources automatic continuous monitoring alarm system | |
| CN2718591Y (en) | Dielectric loss on-line monitoring device for capacitive electric equipment | |
| CN104198919B (en) | Steering tool electric circuit in well plate performance monitoring system based on KingView and PLC | |
| CN203688692U (en) | Multi-channel wireless monitoring device of high-voltage parallel capacitors | |
| CN204945151U (en) | A kind of flue gas sampler and flue gas monitoring device | |
| CN201163281Y (en) | Modularized multi-component distribution type on-line gas analyzer | |
| CN1151316C (en) | Multiple position signal detection and storage device for pipeline cathode protection | |
| CN105890654A (en) | Environmental data acquisition device | |
| CN100540750C (en) | AC power supply device in aluminum electrolysis shop computer on-line insulating monitoring and warning | |
| CN2856931Y (en) | Stationary slope level having self calibrating function | |
| CN202929040U (en) | Water organic matter monitoring car and system | |
| CN208767851U (en) | A kind of electric power data distributed capture device and system | |
| CN201373872Y (en) | PH value monitoring alarm device for industrial wastewater treatment device | |
| CN215265057U (en) | Monitoring type management system for safe production of high-purity solvent | |
| CN104749508A (en) | Online partial discharge detector of power capacitor | |
| CN2839974Y (en) | Eight passage intelligence environment protection monitors | |
| CN210469743U (en) | Underground space roof sinking monitoring device | |
| CN219320294U (en) | Online oil index collecting device and system | |
| CN1800814A (en) | Structure life pointer monitoring system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |