CN102412623A - Ground screen comprehensive monitoring and intelligent maintenance system - Google Patents
Ground screen comprehensive monitoring and intelligent maintenance system Download PDFInfo
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- CN102412623A CN102412623A CN2010102922725A CN201010292272A CN102412623A CN 102412623 A CN102412623 A CN 102412623A CN 2010102922725 A CN2010102922725 A CN 2010102922725A CN 201010292272 A CN201010292272 A CN 201010292272A CN 102412623 A CN102412623 A CN 102412623A
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Abstract
The invention discloses a ground screen comprehensive monitoring and intelligent maintenance system. The system is composed of a front-end detector (1), a ground screen comprehensive monitor (2), a rainwater collector (3), an ion supplying device (4), a superior industrial digging machine (5), an electric control water pump (6), an electric control valve (9), a PH (potential of hydrogen) modifier (7) and a ration pool (8), wherein a ground screen and an instrument, the ground screen and monitoring as well as a GPRS (general packet radio service) module are mutually combined, thus whole-screen intellectualized remote monitoring and seamless data transmission are realized, the operating condition of the ground screen is remotely monitored in real time (on a national scale), and the monitoring condition is reported in real time through a prewarning and warning device; and according to the reported monitoring information, an attendant can set parameters for an intellectualized system according to corresponding conditions, comprising setting resistance prewarning, an alarm value and automatic-start regulating equipment.
Description
Technical field
The present invention relates to a kind of earth mat comprehensive monitoring and intelligent maintenance system, refer specifically to a kind of intelligence system that can carry out remote monitoring and maintenance to earth mat.
Background technology
In the last few years, domestic many places transformer station had caused major accident because of thunderbolt, and comprehensively the reason of these accidents is most defective relevant with ground network ground resistance.Earth mat is defective, not only in electric power transfer, can cause great accident, simultaneously for some terminal precision equipments, or the accurate environment of transmission signals such as mobile base station, also can cause signal to disturb even communication accident such as error code occurs.Therefore, set up a qualified earth mat, just seem still for important; Increasing research shows that also earth mat has crucial effects for the stable operation of a system, and therefore relevant standard criterion is also put into effect successively; Cause more and more people's attention, but in the middle of the related specifications of China, only the parameter of earth resistance has been made detailed requirement; And, still do not have detailed standard for the material aspect of building earth mat, caused a lot of units in design and construction; Fail to consider the life-span of earth mat and the variation of seasonal factor, thereby it is up to standard rainy season to occur, dry season is not up to standard; Or use after a period of time, the material that uses in the earth mat is corroded, and comes off, thereby causes earth mat standard not up to standard.Bring major accident for fear of the defective of earth mat to people, people carry out regularly earth mat and detect, because in electric power or communication system; General all is to build in remoter place; Under the prerequisite as the so huge quantity of electricity substation or communication base station, per season is carried out detection once, also is an extremely numerous and diverse job; The manpower and materials that spent are very huge, and receive artificial factor than serious.
Summary of the invention:
In order to solve the problem that exists in the above technology, the present invention has made following technical solution.
The present invention is made up of the quantitative electric control valve in the quantitative pond of preceding end detector 1, earth mat comprehensive monitoring device 2, device for collecting rain water 3, ion supply 4, upper worker's digging machine 5, electric control pump 6, electric control valve 9, PH conditioning agent 7 and water level 8, water level 10, ion supply electric control valve 9, PH conditioning agent electric control valve 11, vertical junction terrain 12 and horizontal grounding body 13; Preceding end detector 1 is to contact through the object that probe and quilt are surveyed; Responsible collection comprises the data of humidity, pH value, soil resistivity, earth mat immediate current, and the data that collected are transferred to earth mat comprehensive monitoring device 2 through data wire; Earth mat comprehensive monitoring device 2 carries out preliminary processing with the data of front-end collection, and makes corresponding instruction, starts electric control valve 9; From the ion supply 4 and PH conditioning agent 7 of correspondence; Extract corresponding ionic agent and PH conditioning agent, to pH value, ion concentration; Water content etc. are adjusted, thereby can reduce the grounding resistance of earth mat to a certain extent.Simultaneously, to the data that collect, through built-in RS485 information transceiver, or built-in GPRS wireless communication module, collected data are sent back to upper industrial computer 5, data are stored, analyze, as transforming or the reference of building new earth mat.When in the quantitative pond 8 of water level during water shortage, start electric control pump 6 and carry out moisturizing.
Device for collecting rain water 3 is through special water tank, utilizes particular structural, can be rainy season; Rainwater is collected storage, and dry season, the information of utilizing the comprehensive monitoring device to collect; Automatically or through manual intervention (remote software control), the humidity of earth mat is regulated.
4 researchs of ion supply show that except that humidity has the very big influence soil resistivity, the ion concentration of moisture in the soil also directly influences soil resistivity.Therefore, through special ion acceptor, when soil resistivity raises; When causing the grounding resistance of earth mat not up to standard; Earth mat comprehensive monitoring device 2 sends instruction automatically, starts the intelligent electric-controlled valve 9 of ion supply system, in earth mat, injects ion component; Thereby soil resistivity is descended, and finally reduce the earth resistance of earth mat.
Upper industrial computer 5 is through increasing the industry control module, and a main frame can be realized at most the data of 1024 monitoring points are stored, analyze, and can realize manual intervention through the operation interface of industrial computer, long-range earth mat is operated.Intelligent electric-controlled valve 10 such as starting in the quantitative pond 8 of reputation full-water level injects water, regulates soil moisture; The intelligent electric-controlled valve 9 that starts the ion supply injects ionic agent, regulates the ion concentration in the soil; The intelligent electric-controlled valve 11 that starts in the PH agent delivery device injects acidity-basicity regulator, changes water quality to carry out anticorrosion to the material earth mat.Through embedded software, the plane that can realize the monitoring point is monitoring figure always, realizes early warning, reports to the police the mode remote activation of automatic starting device or manual intervention.
The present invention is with earth mat and instrument, and earth mat combines with monitoring and GPRS module, has realized the whole network intelligent monitoring; Seamless transfer of data, real time remote (nationwide) is monitored earth mat ruuning situation, and through early warning, warning device the monitoring situation is carried out real-time repaying; According to the monitoring information of being repaid; The operator on duty can set the intellectualizing system parameter according to corresponding situation, comprises early warning, the alarming value of setting resistance value, and starts conditioning equipment automatically; Can be through remote system according to the change in resistance curve in the time period, thus the grounding resistance of earth mat is predicted, thus can get ready in advance; Through the information that device for collecting rain water provides, carry out remote auto and regulate soil moisture, thereby change soil resistivity; In order to ensure the accuracy of Monitoring Data, the present invention has designed multiloop monitoring system, periodic monitor system and has followed the detecting/monitoring system, through the data accumulation of a period of time; Analyze the earth mat changes in resistance, thereby differentiate the true and false fault of earth mat, through analyzing the earth mat electric current; Identification fault current or thunder-strike current, thus this point device is carried out the classification of risks, through to the common used material corrosion analysis; Automatically regulate acid-base value, prolong the life-span of earth electrode.
Beneficial effect of the present invention is through long-range earth mat to be monitored in real time, real-time early warning, adjusts the parameter of earth mat in real time, and underproof assembly is repaired immediately, can not suffer damage because of major accident with life and the property of guaranteeing people.
Description of drawings:
Below in conjunction with accompanying drawing the present invention is further described.
Figure (1) is a fundamental diagram of the present invention.
Embodiment:
Earth mat comprises the vertical junction terrain as an integral part, the horizontal grounding body; And downlead is formed; Closely contact with soil in the earth through vertical junction terrain, horizontal grounding body, reach good ground connection effect, and equipment or other system is connected to earth mat through downlead.Because the earth resistance of earth mat is very little, when lightning current or fault current occurring in equipment or the system, can have the current drain of harmfulness to go into the earth with this through earth mat.
In case earth mat breaks down, or earth resistance becomes big, and then this unnecessary harm electric current does not have other approach to release away, just equipment is caused fatal harm.Therefore; The target that native system is realized; Exactly one or more such earth mats are monitored in real time, whether can obtain earth mat in a dynamic way in the authentic communication of working, or the data such as probability of earth resistance, the classification that endangers the electric current appearance, the appearance of harm electric current in the work; Thereby people are in time repaired the fault that earth mat occurs, and reduction was lost efficacy to equipment or the personal harm that brings because of earth mat.
The front end explorer portion of native system has comprised a series of detector composition such as pH value detector, humidity detection, current probe device, has reserved upgrade interface such as humidity detection, density detection simultaneously.When detector is obtained data, and transfer back to earth mat monitor end through any one data transfer mode.
After the earth mat monitor is obtained data, through preliminary analysis, when reaching the original equipment value; Can start corresponding system; Replenish ionic agent, or moisture, or acidity regulator; Thereby change the basic parameter of soil to a certain extent, thereby change the grounding resistance of earth mat or the corrosion number of earth mat.Simultaneously, the data that obtain transfer back to the upper industrial computer of center monitoring machine room through GPRS or other any data transfer mode.
Upper industrial computer is made up of an intelligent computer and corresponding monitoring software.When obtaining the data that front end earth mat monitor passes back, automatically it is stored, analyze, judge.Thereby draw the real-time working state of earth mat.Sum up based on the data analysis in the period, system can judge automatically, the changing value of each line parameter of earth mat, thus make the prompting that early warning is reported to the police.
The main distinction of earth mat field monitoring device and upper industrial computer is that earth mat field monitoring device can only be obtained data, and the transmission data.When it makes various instruction, be to preset certain data simultaneously, when the data that obtain reach this numerical value, just correspondingly start corresponding system.But it does not have to store with the time piecewise analysis function, and just data of an earth mat of its monitoring.The data that upper industrial computer is obtained; Be the data of several earth mats; Data in when can store and analyze one simultaneously can be made judgement to the trend that data change, thereby one " prediction " more accurately done in variation to earth mat; Thereby before fault occurs, just notify people paying close attention to certain earth mat, arrived dangerous critical value.
Simultaneously, the flat distribution map that upper industrial computer is built-in can carry out longitude and latitude to N system and distribute an order at present.The early warning or the data of warning can show on the total figure in plane in flicker.And built-in manual intervention system.After the data that obtain a period; In the time of possibly a kind of deviation (initial setting up is unreasonable in other words) being arranged with actual motion through analyzing the initial setting up value of learning earth mat field monitoring appearance, can pass through the built-in function of software, the settings of regulating earth mat field monitoring appearance automatically; Or according to actual conditions; Artificial remote operation is changed the items of equipment value of earth mat field monitoring device, and reduces the on-the-spot cost of debugging again of sending someone.In native system,, be to rely on liquid-supplying system to constitute to the change of soil parameters.Liquid-supplying system is by device for collecting rain water, water receiver, and quantitative pond, electric control pump and artificial well constitute.
Device for collecting rain water is responsible for collecting rainwater, and through the filter screen of bottom, and the pipeline through being connected with water receiver again will pass through in the rainwater inflow water collector of filtration subsequent use;
Artificial well and electric control pump, the water in the water receiver uses up, and does not rain for a long time, in the absence that other water source replenishes, through starting electric control pump, extracts the water in the artificial well, injects water receiver, to guarantee the normal supply of liquid-supplying system.
Water receiver is connected with quantitative pond through automatic valve.The quantitative built-in respectively anticorrosion ionic agent of high concentration in the pond, pH value conditioning agent etc.After water gets into quantitative pond, mix, form the stoste part in the regulating system with these agent.
Current end detector has been obtained after each association, finally transfers back to upper industrial computer, through the quantitative analysis of upper industrial computer, electric control valve is given an order; Open to each quantitative pond, the past according to a certain percentage underground corresponding aqua that pours into is after in pipeline, mixing, through near pre-buried pipeline earth mat; Penetrate in the earth mat soil on every side, thereby realize change, like resistivity soil parameters; Conducting system, humidity, acid-base value etc.
For guarantee to mix liquid can penetrate into the soil around the earth mat equably, at the end of pipeline, installed the slow pipe that oozes of capillary additional.This pipe of being made up of a lot of pores can be delivered to liquid in the soil under the state of slight pressure lentamente.
Claims (3)
1. earth mat comprehensive monitoring and intelligent maintenance system are made up of preceding end detector, earth mat comprehensive monitoring device, device for collecting rain water, ion supply, upper industrial computer, it is characterized in that earth mat and instrument; Earth mat combines with monitoring and GPRS module, has realized the whole network intelligent monitoring, seamless transfer of data; Real time remote (nationwide) monitoring earth mat ruuning situation; And the monitoring situation is carried out real-time repaying through early warning, warning device, according to the monitoring information of being repaid, the operator on duty can set the intellectualizing system parameter according to corresponding situation; Comprise early warning, the alarming value of setting resistance value, and start conditioning equipment automatically.
2. by described a kind of earth mat comprehensive monitoring of claim 1 and intelligent maintenance system; It is characterized in that according to the monitoring information of being repaid; The operator on duty can set the intellectualizing system parameter according to corresponding situation, comprises early warning, the alarming value of setting resistance value, and starts conditioning equipment automatically; Can be through remote system according to the change in resistance curve in the time period, thus the grounding resistance of earth mat is predicted, thus can get ready in advance; Through the information that device for collecting rain water provides, carry out remote auto and regulate soil moisture, thereby change soil resistivity
3. by described a kind of earth mat comprehensive monitoring of claim 1 and intelligent maintenance system, it is characterized in that the accuracy in order to ensure Monitoring Data, the present invention has designed multiloop monitoring system, periodic monitor system and has followed the detecting/monitoring system; Through the data accumulation of a period of time, analyze the earth mat changes in resistance, thereby differentiate the true and false fault of earth mat; Through analyzing the earth mat electric current; Identification fault current or thunder-strike current, thus this point device is carried out the classification of risks, through to the common used material corrosion analysis; Automatically regulate acid-base value, prolong the life-span of earth electrode.
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| CN2010102922725A CN102412623A (en) | 2010-09-26 | 2010-09-26 | Ground screen comprehensive monitoring and intelligent maintenance system |
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| CN2010102922725A CN102412623A (en) | 2010-09-26 | 2010-09-26 | Ground screen comprehensive monitoring and intelligent maintenance system |
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| CN102412623A true CN102412623A (en) | 2012-04-11 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103136539A (en) * | 2013-03-08 | 2013-06-05 | 西安科技大学 | Grounding grid corrosion rate level prediction method |
| CN104777402A (en) * | 2015-04-10 | 2015-07-15 | 国家电网公司 | Corrosion state diagnosis and prevention method for grounding grid |
| CN107065995A (en) * | 2017-05-26 | 2017-08-18 | 四川诺特科技有限公司 | A kind of intelligence system that can be inquired about and improve soil texture |
| CN107202818A (en) * | 2017-05-26 | 2017-09-26 | 四川诺特科技有限公司 | Soil electron ion detecting system on preventing thunderbolt |
| CN107219871A (en) * | 2017-05-26 | 2017-09-29 | 四川诺特科技有限公司 | Using in improvement underground electric layer constructional device |
| CN110780151A (en) * | 2019-10-22 | 2020-02-11 | 国网天津市电力公司电力科学研究院 | Large-scale grounding grid multi-channel rapid corrosion detection and plane imaging diagnosis method |
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| CN201081764Y (en) * | 2007-12-28 | 2008-07-02 | 重庆市防雷中心 | Remote soil resistivity monitor |
| CN201243091Y (en) * | 2008-06-27 | 2009-05-20 | 江苏省电力公司连云港供电公司 | Composite grounding body for electrical equipment |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103136539A (en) * | 2013-03-08 | 2013-06-05 | 西安科技大学 | Grounding grid corrosion rate level prediction method |
| CN103136539B (en) * | 2013-03-08 | 2015-10-07 | 西安科技大学 | Ground net corrosion speed grade Forecasting Methodology |
| CN104777402A (en) * | 2015-04-10 | 2015-07-15 | 国家电网公司 | Corrosion state diagnosis and prevention method for grounding grid |
| CN107065995A (en) * | 2017-05-26 | 2017-08-18 | 四川诺特科技有限公司 | A kind of intelligence system that can be inquired about and improve soil texture |
| CN107202818A (en) * | 2017-05-26 | 2017-09-26 | 四川诺特科技有限公司 | Soil electron ion detecting system on preventing thunderbolt |
| CN107219871A (en) * | 2017-05-26 | 2017-09-29 | 四川诺特科技有限公司 | Using in improvement underground electric layer constructional device |
| CN110780151A (en) * | 2019-10-22 | 2020-02-11 | 国网天津市电力公司电力科学研究院 | Large-scale grounding grid multi-channel rapid corrosion detection and plane imaging diagnosis method |
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Application publication date: 20120411 |