CN202974924U - Online earth resistivity monitoring system - Google Patents
Online earth resistivity monitoring system Download PDFInfo
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- CN202974924U CN202974924U CN 201220630428 CN201220630428U CN202974924U CN 202974924 U CN202974924 U CN 202974924U CN 201220630428 CN201220630428 CN 201220630428 CN 201220630428 U CN201220630428 U CN 201220630428U CN 202974924 U CN202974924 U CN 202974924U
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Abstract
The utility model provides an online earth resistivity monitoring system. The online earth resistivity monitoring system comprises an industrial computer, a resistivity acquisition module, an environment data measuring module, a data transmission module and a remote control computer, wherein the resistivity acquisition module comprises a square wave signal source, a multichannel selective switch and an electrode which are connected in sequence; the square wave signal source, the multichannel selective switch and the environment data measuring module are respectively connected with the industrial computer; and the data transmission module is connected with the industrial computer and the remote control computer respectively. The online earth resistivity monitoring system is used for performing real-time online monitoring on the rules of change with seasons of earth resistivity values at a power system substation or a transmission line, and is high in integration level, high in automation degree, flexible to allocate, high in system reliability, capable of realizing the synchronous acquisition and remote transmission of multiple data, and high in practicability.
Description
Technical field
The utility model belongs to soil resistivity and influence factor real time on-line monitoring field, particularly a kind of soil resistivity on-line monitoring system in the electric system earthed system.
Background technology
In electric system, the stake resistance of earthing device, touch voltage and step voltage all are subjected to the impact of their location soil resistivity, and seasonal factor affects soil resistivity; The stake resistance seasonal factors represent seasonal variations to the impact of stake resistance, in the research process of stake resistance seasonal factors, need to carry out long-continued field acquisition to stake resistance and soil resistivity; And relevant apparatus of the prior art, it can only directly measure soil resistivity, does not have to consider the impact of seasonal factor is measured, and need to manually measure, and can't accomplish to measure in real time in 24 hours, also can't the remote transmission data.
The utility model content
For the problem that background technology exists, the utility model provides a kind of soil resistivity on-line monitoring system.
For solving the problems of the technologies described above, the utility model adopts following technical scheme.
A kind of soil resistivity on-line monitoring system comprises industrial computer, resistivity acquisition module, environmental data measurement module, data transmission module, remote control computer; The resistivity acquisition module comprises square-wave signal source, hyperchannel selector switch, the electrode that is connected successively; Square-wave signal source, hyperchannel selector switch, environmental data measurement module are connected with industrial computer respectively; Data transmission module is connected with industrial computer, remote control computer respectively.
Described environmental data measurement module comprises weather environment data acquisition unit, soil factor collector;
Described soil factor collector comprises soil temperature sensor, soil humidity sensor, and both are connected with the weather environment data acquisition unit respectively.
when using the utility model, industrial computer synchro control square-wave signal source, the hyperchannel selector switch is measured the resistivity of different depth soil, weather environment data acquisition unit in the environmental data measurement module, soil temperature sensor, the soil humidity sensor Timing Synchronization gathers the soil moisture and the soil moisture content of the underground equivalent degree of depth, industrial computer is sent to remote control computer by data transmission module after the essential information of the data that collect and system is packed together, after the remote control computer receive data, move its inner data analysis and processing unit, this unit first unpacks data, analyzing and processing, storage also is presented on the software front panel in real time.
Compared with prior art, the utlity model has following advantage and beneficial effect:
1, the utility model adopts modular design, and integrated level is high, and automaticity is high, sensor is flexible configuration as required, system reliability is high, has realized synchronous acquisition and the remote transmission of field data, multi-class data, has realized the on-line real time monitoring to on-site soil resistivity.
2,The utility model can be measured temperature, water cut, the resistivity of different depth soil as required, for research soil resistivity influence factor provides abundant science data.
Description of drawings
Fig. 1 is structure diagram of the present utility model.
Embodiment
The utility model is described in further detail below in conjunction with embodiment shown in the drawings.
As shown in Figure 1, the utility model comprises industrial computer, resistivity acquisition module, environmental data measurement module, data transmission module, remote control computer; The resistivity acquisition module comprises square-wave signal source, hyperchannel selector switch, the electrode that is connected successively; Square-wave signal source, hyperchannel selector switch, environmental data measurement module are connected with industrial computer respectively; Data transmission module is connected with industrial computer, remote control computer respectively; The environmental data measurement module comprises weather environment data acquisition unit, soil factor collector; The soil factor collector comprises soil temperature sensor, soil humidity sensor, and both are connected with the weather environment data acquisition unit respectively.
When using the utility model, adopt four-electrode method to arrange electrode near transformer station or electric power line pole tower, the Industrial Computer Control square-wave signal source is started working, control simultaneously the hyperchannel selector switch and switch different passages to the resistivity of electrode pressurization measurement different depth soil, weather environment data acquisition unit in the environmental data measurement module, soil temperature sensor, soil humidity sensor Timing Synchronization gather the soil moisture and the soil moisture content of the underground equivalent degree of depth, and import in real time industrial computer into; Respectively 0.5 meter, 1.5 meters, 2.0 meters deep soil temperature, soil moisture content and soil resistivities are measured in the present embodiment; The control that industrial computer operation is write by patterned programming language LABVIEW and communication unit are sent to remote control computer by data transmission module after the essential information of the data that collect and system is packed together, after the remote control computer receive data, move its inner data analysis and processing unit, this unit first to data unpack, analyzing and processing, storage and be presented in real time on the software front panel; Data transmission module adopts optical fiber communication or GPRS communication.
Claims (3)
1. a soil resistivity on-line monitoring system, is characterized in that: comprise industrial computer, resistivity acquisition module, environmental data measurement module, data transmission module, remote control computer; The resistivity acquisition module comprises square-wave signal source, hyperchannel selector switch, the electrode that is connected successively; Square-wave signal source, hyperchannel selector switch, environmental data measurement module are connected with industrial computer respectively; Data transmission module is connected with industrial computer, remote control computer respectively.
2. a kind of soil resistivity on-line monitoring system according to claim 1, it is characterized in that: described environmental data measurement module comprises weather environment data acquisition unit, soil factor collector.
3. a kind of soil resistivity on-line monitoring system according to claim 2, it is characterized in that: described soil factor collector comprises soil temperature sensor, soil humidity sensor, both are connected with the weather environment data acquisition unit respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220630428 CN202974924U (en) | 2012-11-26 | 2012-11-26 | Online earth resistivity monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220630428 CN202974924U (en) | 2012-11-26 | 2012-11-26 | Online earth resistivity monitoring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202974924U true CN202974924U (en) | 2013-06-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220630428 Expired - Fee Related CN202974924U (en) | 2012-11-26 | 2012-11-26 | Online earth resistivity monitoring system |
Country Status (1)
| Country | Link |
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| CN (1) | CN202974924U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104375009A (en) * | 2014-11-24 | 2015-02-25 | 国家电网公司 | Portable seasonal factor tester |
| CN104777361A (en) * | 2015-03-12 | 2015-07-15 | 东南大学 | Soil resistivity measuring device capable of controlling temperature |
| CN105136866A (en) * | 2015-10-16 | 2015-12-09 | 上海岩土工程勘察设计研究院有限公司 | Contaminated soil detection method based on high-density resistivity method |
| CN107064645A (en) * | 2017-04-24 | 2017-08-18 | 南方电网科学研究院有限责任公司 | The measuring system and method for a kind of soil resistivity and vs. temperature |
| CN107797162A (en) * | 2017-12-13 | 2018-03-13 | 国网电力科学研究院武汉南瑞有限责任公司 | High aititude extremely cold area weather monitoring station |
| CN108872709A (en) * | 2018-08-13 | 2018-11-23 | 西南交通大学 | A kind of different moisture content lower leaf soil dynamic electric resistor characteristic test method |
| CN109188088A (en) * | 2018-08-13 | 2019-01-11 | 西南交通大学 | A kind of vertical demixing electric resistance of soil nonlinear characteristic test method |
| CN109188092A (en) * | 2018-08-13 | 2019-01-11 | 西南交通大学 | Soil dynamic resistance characteristic test method under a kind of different temperatures |
| CN110487634A (en) * | 2019-09-05 | 2019-11-22 | 安徽理工大学 | The System and method for of core strain, resistivity DCO detailed checkout under a kind of stress state |
-
2012
- 2012-11-26 CN CN 201220630428 patent/CN202974924U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104375009A (en) * | 2014-11-24 | 2015-02-25 | 国家电网公司 | Portable seasonal factor tester |
| CN104777361A (en) * | 2015-03-12 | 2015-07-15 | 东南大学 | Soil resistivity measuring device capable of controlling temperature |
| CN105136866A (en) * | 2015-10-16 | 2015-12-09 | 上海岩土工程勘察设计研究院有限公司 | Contaminated soil detection method based on high-density resistivity method |
| CN107064645A (en) * | 2017-04-24 | 2017-08-18 | 南方电网科学研究院有限责任公司 | The measuring system and method for a kind of soil resistivity and vs. temperature |
| CN107797162A (en) * | 2017-12-13 | 2018-03-13 | 国网电力科学研究院武汉南瑞有限责任公司 | High aititude extremely cold area weather monitoring station |
| CN108872709A (en) * | 2018-08-13 | 2018-11-23 | 西南交通大学 | A kind of different moisture content lower leaf soil dynamic electric resistor characteristic test method |
| CN109188088A (en) * | 2018-08-13 | 2019-01-11 | 西南交通大学 | A kind of vertical demixing electric resistance of soil nonlinear characteristic test method |
| CN109188092A (en) * | 2018-08-13 | 2019-01-11 | 西南交通大学 | Soil dynamic resistance characteristic test method under a kind of different temperatures |
| CN109188088B (en) * | 2018-08-13 | 2019-11-05 | 西南交通大学 | A kind of vertical demixing electric resistance of soil nonlinear characteristic test method |
| CN110487634A (en) * | 2019-09-05 | 2019-11-22 | 安徽理工大学 | The System and method for of core strain, resistivity DCO detailed checkout under a kind of stress state |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130605 Termination date: 20201126 |