CN106841317A - Polluted Soil conductivity measurement and electric osmose process electrical parameter change real-time monitoring device - Google Patents
Polluted Soil conductivity measurement and electric osmose process electrical parameter change real-time monitoring device Download PDFInfo
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- CN106841317A CN106841317A CN201710056637.6A CN201710056637A CN106841317A CN 106841317 A CN106841317 A CN 106841317A CN 201710056637 A CN201710056637 A CN 201710056637A CN 106841317 A CN106841317 A CN 106841317A
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- G—PHYSICS
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- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
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- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
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Abstract
The invention discloses a kind of Polluted Soil conductivity measurement and electric osmose process electrical parameter change real-time monitoring device, including computer, data collecting system, plexiglass cylinder, programmable power supply case, TDR100 testers, temperature detecting module, voltage detection module, current detection module, LAQUA conductivity measurements, electronic scale and bottle is collected by filtration；Metal tube is set used as negative electrode, inwall winds EKG geotextiles as anode on the axis of plexiglass cylinder；Metal tube side wall is provided with aperture, outer layer covers geotextiles；Drainage by electroosmosis passes through geotextiles into metal tube and then enters through drainage duct by the osculum of plexiglass cylinder bottom that bottle is collected by filtration；Three temperature sensors are inserted in the soil body between the negative electrode soil body, the anode soil body and cathode anode respectively；Apparatus of the present invention are managed collectively the working condition of the node apparatus under data collecting system, the Changing Pattern of the research electrical parameter of convenience and high-efficiency, conductivity measurement more accurate and effective by computer.
Description
Technical field
The invention belongs to indoor pollution soil electrical parameter test and collection test apparatus field, it is related to a kind of Polluted Soil electricity
Conductance is measured and electric osmose process electrical parameter change real-time monitoring device.
Background technology
With the accelerated development of urbanization process, human lives gradually generate increasing influence to environment, life
Rubbish, chemical industry, sewage irrigation etc. all generate certain influence to the soil body, and these polluted soil subgrades are developed and use,
Its electric osmose strengthening characteristic has obvious different from common soil.Polluted Soil intermediate ion comparison of ingredients is complicated, often contains part weight
The migration of metal ion, wherein heavy metal ion can cause large effect to underground water around and soil.
The electrology characteristic of heavy metal ion Polluted Soil and common soil have larger difference, often with electrical conductivity higher
With complicated electrology characteristic, so needing to carry out particular study to its conductivity characteristic.Existing measurement soil body electrical conductivity
Device is often the sample applied voltage to cutting ring size using battery lead plate, and then measurement temperature change is right at different temperature
In the influence of the electrology characteristics such as soil body electrical conductivity, battery lead plate can cause larger disturbing to this method to the soil body in operation
Dynamic, the insulating properties of soil sample peripheral devices also can cause large effect to test result.In addition, Polluted Soil is carrying out electric osmose
During stabilization by drainage is tested, the electrical parameter Changing Pattern such as electrical conductivity is more complicated, although the parameter such as voltage x current is
Real-time monitoring can be carried out, but depends on equation to derive or conductivity sensor for the measurement of conductivity parameters, it is public
Formula derivation result is often inaccurate and conductivity sensor more difficult reasonable Arrangement during electric osmose, there is presently no suitable dress
Put and can be used to soil body electrical conductivity and hole water conductivity, temperature and other bases in real-time monitoring Polluted Soil electric osmose process of the test
The change of this electrical parameter, so electrical conductivity during can carrying out conductivity measurement and monitoring electric osmose the invention provides one kind
It is that the electrology characteristic research of Polluted Soil lays the first stone Deng the test device and method of Parameters variation.
The content of the invention
The purpose of the present invention is to solve the shortcomings of the prior art, there is provided a kind of Polluted Soil conductivity measurement and electric osmose process
Electrical parameter changes real-time monitoring device.
The purpose of the present invention is achieved through the following technical solutions：A kind of Polluted Soil conductivity measurement and electric osmose process
Electrical parameter changes real-time monitoring device, including：Computer, data collecting system, plexiglass cylinder, programmable power supply case,
TDR100 testers, temperature detecting module, voltage detection module, current detection module, LAQUA conductivity measurements, electronic scale
With bottle is collected by filtration.
Metal tube is set used as negative electrode, inwall winds EKG geotextiles as sun on the axis of the plexiglass cylinder
The both positive and negative polarity of pole, anode and negative electrode respectively with programmable power supply case is connected；The metal tube side wall is provided with aperture, outer layer covers geotechnique
Cloth；Osculum is provided with the middle of the plexiglass cylinder bottom；Drainage by electroosmosis enters metal tube and then by row by geotextiles
Water hole is collected by filtration bottle through drainage duct entrance；It is described bottle to be collected by filtration and LAQUA conductivity measurements are placed on electronic scale；
The glass pipe electrode insertion of LAQUA conductivity measurements is collected by filtration in bottle；It is stamped at the top of the plexiglass cylinder organic
Glass cover-plate；The temperature detecting module is made up of three temperature sensors, and three temperature sensors are passed through into plexiglass cover
The aperture of plate is inserted in the soil body between the negative electrode soil body, the anode soil body and cathode anode respectively；Plexiglass cylinder side wall
Three bolts hole are made a call to from top to bottom, and three TDR probes of TDR100 testers are fixed through bolt hole with plexiglass cylinder
Connection；The TDR100 testers connect computer by coaxial cable；The voltage detection module is in parallel with programmable power supply case,
For detecting the voltage in electric osmose loop and being transferred to data collecting system；The current detection module is connected with programmable power supply case,
For detecting the electric current in electric osmose loop and being transferred to data collecting system；The LAQUA conductivity measurements are used to detect electric osmose
Discharge water is the electrical conductivity of pore water, and detection data is transferred into data collecting system；The temperature detecting module is used to measure
The temperature of diverse location and data collecting system is transferred in the soil body；The data collecting system is connected with computer.
Further, the data collecting system and programmable power supply case carry out wire communication, are capable of achieving the reliable biography of signal
Defeated and control；The data collecting system is connected by wireless communication module with computer, and wireless communication module is GSM/GPRS
Communication module.
Further, the current detection module uses digital display galvanometer, digital display galvanometer to can be not only used for intuitively showing number
According to data collecting system can be transferred data to again；The voltage detection module uses digital display potentiometer, digital display potentiometer both may be used
For display data directly perceived, data collecting system can be transferred data to again.
Further, the anode top fixes a circle bonding jumper, it is ensured that keep uniformly leading during electric osmose
Electric effect.
Further, the metal tube is iron pipe.
Further, the temperature sensor 7 is using ELECALL openings sonde-type thermocouple temperature sensor, thermal response
Time is less than 5 seconds, and tolerance is ± 1.5 DEG C.
The beneficial effects of the invention are as follows：
(1) Polluted Soil conductivity measurement of the present invention and electric osmose process electrical parameter change real-time monitoring device are come by computer
The working condition of the node apparatus under unified management data collecting system, all important electrical parameter during electric osmose is such as electric
Pressure, electric current, soil body electrical conductivity, hole water conductivity, temperature etc. can in real time be measured by computer, convenience and high-efficiency
Study the Changing Pattern of electrical parameter.
(2) derivation of equation can be avoided to be idealized in calculating and assumes caused error problem, TDR systems can ensure conductance
Rate measurement more accurate and effective.
(3) present apparatus can also realize testing the function of soil body electrical conductivity at different temperatures, existing measurement soil body electricity
The device of conductance is often the sample applied voltage to cutting ring size using battery lead plate, and battery lead plate can be made to the soil body in operating process
Into larger disturbance, the insulating properties of soil sample peripheral devices can also cause large effect, the present apparatus to utilize to test result
TDR100 testers and temperature adjustmemt can more efficiently obtain the electrical conductivity and temperature changing regularity of Polluted Soil.
Brief description of the drawings
Fig. 1 is apparatus of the present invention structural representation；
Fig. 2 is the structural representation of TDR probes of the present invention；
Fig. 3 is soil body electrical conductivity and hole water conductivity fit correlation curve；
In figure：1- computers, 2- data collecting systems, 3- plexiglass cylinders, 4- negative electrodes, 5- anodes, 6-TDR100 is surveyed
Examination instrument, 7- temperature sensors, 8-TDR probes, 9- programmable power supply casees, 10- voltage detection modules, 11- current detection modules, 13-
Bottle, 14- electronic scales, 15- drainage ducts, 16-LAQUA conductivity measurements, 17- wireless communication modules, 18- glass is collected by filtration
Pipe electrode, 19- coaxial cables, 71- connecting wires, 72- epoxy resin, 73- probes.
Specific embodiment
Below in conjunction with the accompanying drawings, and in conjunction with the embodiments the present invention is described further.
As shown in figure 1, a kind of Polluted Soil conductivity measurement of present invention offer and the change of electric osmose process electrical parameter are real-time
Monitoring device, including：Computer 1, data collecting system 2, plexiglass cylinder 3, programmable power supply case 9, TDR100 testers (electricity
Magnetic wave time domain reflection method) 6, temperature detecting module, voltage detection module 10, current detection module 11, LAQUA electrical conductivity test
Instrument 16, electronic scale 14 and bottle 13 is collected by filtration.
Metal tube is set on the axis of the plexiglass cylinder 3 used as negative electrode 4, inwall winding EKG geotextiles conducts
Anode 5, the both positive and negative polarity of anode 5 and negative electrode 4 respectively with programmable power supply case 9 is connected；Metal tube can select iron pipe.The metal tube side
Wall is provided with aperture, outer layer covers geotextiles；The plexiglass cylinder 3 is provided with osculum in the middle of bottom；Drainage by electroosmosis is by soil
Work cloth is collected by filtration bottle 13 into metal tube and then by osculum through the entrance of drainage duct 15；It is described that the He of bottle 13 is collected by filtration
LAQUA conductivity measurements 16 are placed on electronic scale 14；The insertion filtering of glass pipe electrode 18 of LAQUA conductivity measurements 16
In receiving flask 13, the conductivity values that drainage by electroosmosis is pore water are gathered at regular intervals；The bottle 13 that is collected by filtration has
Filtering and collection two kinds of functions of water storage, electric osmose discharge water, can be therein thin after the filter paper at the top of bottle 13 is collected by filtration
Small soil body particle filtering falls, so as to ensure the glass pipe electrode 18 of LAQUA conductivity measurements 16 not by electric osmose discharge water
The soil body for mixing is influenceed, and can accurately test out the electrical conductivity that electric osmose discharges water.It is stamped at the top of the plexiglass cylinder 3
Lucite cover plate；The temperature detecting module is made up of three temperature sensors 7, three temperature sensors 7 is passed through organic
The aperture of glass cover-plate is inserted in the soil body between the negative electrode soil body, the anode soil body and cathode anode respectively；The lucite circle
3 side walls of cylinder make a call to 3 bolts hole from top to bottom, and three TDR probes 8 of TDR100 testers 6 are passed through into bolt hole and lucite
Cylinder 3 is fixedly connected, it is ensured that be not moved with the sedimentation of the soil body during electric osmose, and can ensure that lucite is justified
The soil body or moisture inside cylinder 3 will not produce leakage.Plexiglass cylinder 3 upper, middle and lower, 3 groups of arrangements of probe can be accurate
Measure situation of change of the electrical conductivity of diverse location in the soil body during electric osmose；The TDR100 testers 6 are by coaxial
Cable 19 connects computer 1；The voltage detection module 10 is in parallel with programmable power supply case 9, the voltage for detecting electric osmose loop
And it is transferred to data collecting system 2；The current detection module 11 is connected with programmable power supply case 9, for detecting electric osmose loop
Electric current is simultaneously transferred to data collecting system 2；By voltage detection module 10 and current detection module 11, electric osmose can be in real time analyzed
The consolidation effect of draining and found the abnormal situation；The LAQUA conductivity measurements 16 are used to detect that electric osmose discharges water i.e. hole
The electrical conductivity of water, data collecting system 2 is transferred to by detection data；The temperature detecting module is used to measure different positions in the soil body
The temperature put simultaneously is transferred to data collecting system 2；The data collecting system 2 is connected with computer 1.
Further, the data collecting system 2 and programmable power supply case 9 carry out wire communication, are capable of achieving the reliability of signal
Transmission and control；The data collecting system 2 is connected by wireless communication module 17 with computer 1, and wireless communication module is
GSM/GPRS communication modules.The TDR100 testers 6 are connected in computer 1 by data line, it is ensured that data
Effective transmission, can in real time obtain the conductivity data in the soil body.
Further, the current detection module 11 uses digital display galvanometer, digital display galvanometer to can be not only used for display directly perceived
Data, can transfer data to data collecting system 2 again；The voltage detection module 10 uses digital display potentiometer, digital display voltage
Meter can be not only used for display data directly perceived, and data collecting system 2 can be transferred data to again.
Further, a circle bonding jumper is fixed at the top of the anode 5, it is ensured that keep uniformly leading during electric osmose
Electric effect.
Further, the temperature sensor 7 is using ELECALL openings sonde-type thermocouple temperature sensor, thermal response
Time is less than 5 seconds, and tolerance is ± 1.5 DEG C.
Embodiment
In the present embodiment, the temperature detecting module is made up of the temperature sensor 8 of 3 12cm long, diameter 5mm；It is described
The inward flange size 28.5cm of plexiglass cylinder 3, an aperture of diameter 15mm is made a call in height 30cm, bottom, by drainage duct
15 connections are extended to and are collected by filtration in bottle 13.The right side wall of plexiglass cylinder 3 uniformly makes a call to the small of 3 diameter 20mm from top to bottom
Hole, three TDR probes 8 of TDR100 testers 6 are fixedly connected through bolt hole with plexiglass cylinder 3.Using
During TDR100 testers 6, probe length is more long, can obtain more accurate dielectric constant numerical value, the TDR100 testers 6
In the length of TDR probes 8 be 12cm, a diameter of 5mm, it is ensured that enough certainties of measurement.
As shown in Fig. 2 the TDR probes 8 include connecting wire 71, epoxy resin 72 and three probes 73；The spy
In the end insertion epoxy resin 72 of syringe needle 73, the probe 73 passes through the connecting coaxial cable 19 of connecting wire 71.From three
Pin probes, it is ensured that the construction close to coaxial cable can be reduced when conductivity characteristic is measured to the soil body again as far as possible
Disturbance.
A kind of Polluted Soil conductivity measurement of the present invention and electric osmose process electrical parameter change real-time monitoring device can be realized
Two kinds of functions：
Function one：Test Polluted Soil electrical conductivity at different temperatures, influence of the research soil temperature to conductivity variations；
(1) EKG geotextiles electrodes are centered around as anode 5 on the inwall of plexiglass cylinder 3 first, metal tube is fixed
As negative electrode 4 in the middle of plexiglass cylinder 3, the TDR probes 8 of TDR100 testers 6 are justified according to design by lucite
Bolt hole on 3 side walls of cylinder is fixed on corresponding position, and soil body layering is loaded inside plexiglass cylinder 3, covers organic glass
Glass cover plate；
(2) both positive and negative polarity by anode 5 and negative electrode 4 respectively with programmable power supply case 9 is connected, and by current detection module 11 and journey
Control power supply box 9 is connected for the electric current for detecting electric osmose loop, and voltage detection module 10 is in parallel with programmable power supply case 9 for detecting
The voltage in electric osmose loop；
(3) temperature sensor 8 is inserted into the negative electrode soil body, the anode soil body and negative electrode respectively by the aperture of lucite cover plate
In the soil body in the middle of anode, monitoring diverse location real time temperature in the soil body in electrical conductivity test process；
(4) it is constant temperature, experimental design environmental cabinet control plexiglass cylinder 3 to be put into environmental cabinet and control the temperature in the soil body
The temperature of system is 10 DEG C, 13 DEG C, 16 DEG C, is increased by this rule until 60 DEG C.Constant by temperature is analysis temperature as a example by 20 DEG C
The Monitoring Data of sensor 8 stabilization tests the conductivity values in the soil body now after 20 DEG C using TDR100 testers 6.
(5) because the common soil of the Conductivity Ratio of Polluted Soil is much higher, electrical conductivity EC is calculated with following formula：
In formula：K is the geometric parameter (m of probe-1)；ZuIt is the characteristic impedance (Ω) of cable；ρ∞After being final stabilization
Reflectance factor, it is possible to use ρ∞=(V∞-V0)/V0It is determined that, wherein V∞It is final burning voltage, V0It is TDR100 testers 6
Transmitting step pulse voltage.
Function two：To soil body electrical conductivity during electric osmose and hole water conductivity, temperature and other basic electricity parameters
Change carry out real-time monitoring, study the electric osmose mechanism of Polluted Soil.
(1) EKG geotextiles electrodes are centered around as anode 5 on the inwall of plexiglass cylinder 3 first, metal tube is fixed
As negative electrode 4 in the middle of plexiglass cylinder 3, by TDR probes 7 according to design by the bolt on the side wall of plexiglass cylinder 3
Hole is fixed on corresponding position, and soil body layering is loaded inside plexiglass cylinder 3, covers lucite cover plate；
(2) both positive and negative polarity by anode 5 and negative electrode 4 respectively with programmable power supply case 9 is connected, and by current detection module 11 and journey
Control power supply box 9 is connected for the electric current for detecting electric osmose loop, and voltage detection module 10 is in parallel with programmable power supply case 9 for detecting
The voltage in electric osmose loop；
(3) temperature sensor 8 is inserted into the negative electrode soil body, the anode soil body and negative electrode respectively by the aperture of lucite cover plate
In the soil body in the middle of anode, the change of soil temperature during monitoring electric osmose；
(4) bottle 13 will be collected by filtration and electronic scale 14 will be placed on the lower right relevant position of negative electrode 4, LAQUA electrical conductivity will be surveyed
Examination instrument 16 is placed on electronic scale side, and the insertion of glass pipe electrode 18 then is collected by filtration into the middle part of bottle 13, test electric osmose discharge water
Electrical conductivity.
(5) by 16 points of temperature sensor 8, current detection module 11, voltage detection module 10 and LAQUA conductivity measurements
It is not wired with data collecting system 2 to be connected；
(6) connecting programmable power supply case 9 carries out electric osmose, and data collecting system 2 at set time intervals, rises elevation step by step
Control the voltage of power supply box 9；
(7) temperature sensor 8, current detection module 11, voltage detection module 10 and LAQUA conductivity measurements 16 will be examined
Survey data and be transmitted back to data collecting system 2；Data collecting system 2 carries out channel radio by wireless communication module 17 and computer 1
Letter；
(8) a conductivity data is gathered per half an hour using TDR100 testers 6 in process of the test, and by coaxial electrical
The transmission of cable 19 is stored in computer 1, reflection configuration during electric osmose is acquired by TDR100 testers 6, and preserve
Corresponding data.
(9) because the common soil of the Conductivity Ratio of Polluted Soil is much higher, electrical conductivity EC is calculated with following formula：
In formula：K is the geometric parameter (m of probe-1)；ZuIt is the characteristic impedance (Ω) of cable；ρ∞After being final stabilization
Reflectance factor, it is possible to use ρ∞=(V∞-V0)/V0It is determined that, wherein V∞It is final burning voltage, V0It is TDR100 testers
Transmitting step pulse voltage.
In order to verify the reliability of the present apparatus, heavy metal cuprum polluted figure electric osmose is carried out indoors using the present apparatus and has reinforced examination
Test, experimental condition is as shown in table 1, and obtain the fit correlation of soil body electrical conductivity and hole water conductivity, as shown in figure 3,
During electric osmose, with the gradually discharge of heavy metal copper ion, the electrical conductivity of pore water is gradually increasing, and because water in the soil body
The discharge for dividing, contact resistance also gradually increases, and soil body electrical conductivity is gradually reduced.Fitting result finds that ekg electrode electric osmose tests two
Person has certain linear relationship, the R of EKG in fitting2It is 0.98545, fitting result can be to the hole water conductivity of clay
Relation research with soil body electrical conductivity provides reference value.Using atomic spectrophotometer measurement different time sections electric osmose discharge water
The content of middle copper, Changing Pattern matches with conductivity variations rule, and final content is 0.3mg/L.
Table 1：Experiment primary condition
Described previously is only one embodiment of the present of invention, but is not intended to limit itself, the research of any this area and
Researcher, in the change and change without departing from the spirit of the invention, done, all within the scope of the present invention.
Claims (6)
1. a kind of Polluted Soil conductivity measurement and electric osmose process electrical parameter change real-time monitoring device, it is characterised in that including：
Computer (1), data collecting system (2), plexiglass cylinder (3), programmable power supply case (9), TDR100 testers (6), temperature
Detection module, voltage detection module (10), current detection module (11), LAQUA conductivity measurements (16), electronic scale (14) and
Bottle (13) is collected by filtration；Metal tube is set on the axis of the plexiglass cylinder (3) used as negative electrode (4), inwall winding EKG
Geotextiles are connected as anode (5), the both positive and negative polarity of anode (5) and negative electrode (4) respectively with programmable power supply case (9)；The metal tube
Side wall is provided with aperture, outer layer covers geotextiles；Osculum is provided with the middle of plexiglass cylinder (3) bottom；Drainage by electroosmosis is led to
Cross geotextiles and bottle (13) is collected by filtration through drainage duct (15) entrance into metal tube and then by osculum；It is described to be collected by filtration
Bottle (13) and LAQUA conductivity measurements (16) are placed on electronic scale (14)；The glass tube of LAQUA conductivity measurements (16)
Electrode (18) insertion is collected by filtration in bottle (13)；Plexiglass cover plate is stamped at the top of the plexiglass cylinder (3)；The temperature
Degree detection module is made up of three temperature sensors (7), and three temperature sensors (7) are divided through the aperture of lucite cover plate
Cha Ru not be in the soil body between the negative electrode soil body, the anode soil body and cathode anode；Plexiglass cylinder (3) side wall is from top to bottom
Three bolts hole are made a call to, three TDR probes (8) of TDR100 testers (6) are fixed through bolt hole and plexiglass cylinder (3)
Connection；The TDR100 testers (6) connect computer (1) by coaxial cable (19)；The voltage detection module (10) with
Programmable power supply case (9) is in parallel, for detecting the voltage in electric osmose loop and being transferred to data collecting system (2)；The current detecting
Module (11) is connected with programmable power supply case (9), for detecting the electric current in electric osmose loop and being transferred to data collecting system (2)；Institute
State LAQUA conductivity measurements (16) and discharge the water i.e. electrical conductivity of pore water for detecting electric osmose, detection data is transferred to number
According to acquisition system (2)；The temperature detecting module is used to measure the temperature of diverse location in the soil body and be transferred to data acquisition system
System (2)；The data collecting system (2) is connected with computer (1).
2. a kind of Polluted Soil conductivity measurement according to claim 1 and electric osmose process electrical parameter change real-time monitoring are filled
Put, it is characterised in that the data collecting system (2) and programmable power supply case (9) carry out wire communication, be capable of achieving the reliability of signal
Transmission and control；The data collecting system (2) is connected by wireless communication module (17) with computer (1), radio communication mold
Block is GSM/GPRS communication modules.
3. a kind of Polluted Soil conductivity measurement according to claim 1 and electric osmose process electrical parameter change real-time monitoring are filled
Put, it is characterised in that the current detection module (11) uses digital display galvanometer, digital display galvanometer to can be not only used for intuitively showing number
According to data collecting system (2) can be transferred data to again；The voltage detection module (10) uses digital display potentiometer, digital display electricity
Pressure meter can be not only used for display data directly perceived, and data collecting system (2) can be transferred data to again.
4. a kind of Polluted Soil conductivity measurement according to claim 1 and electric osmose process electrical parameter change real-time monitoring are filled
Put, it is characterised in that a circle bonding jumper is fixed at anode (5) top, it is ensured that keep uniformly leading during electric osmose
Electric effect.
5. a kind of Polluted Soil conductivity measurement according to claim 1 and electric osmose process electrical parameter change real-time monitoring are filled
Put, it is characterised in that the metal tube is iron pipe.
6. a kind of Polluted Soil conductivity measurement according to claim 1 and electric osmose process electrical parameter change real-time monitoring are filled
Put, it is characterised in that the temperature sensor (7) uses ELECALL openings sonde-type thermocouple temperature sensor, during thermal response
Between be less than 5 seconds, tolerance be ± 1.5 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710056637.6A CN106841317B (en) | 2017-01-25 | 2017-01-25 | Device for measuring conductivity of polluted soil and monitoring change of electrical parameters in electroosmosis process in real time |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710056637.6A CN106841317B (en) | 2017-01-25 | 2017-01-25 | Device for measuring conductivity of polluted soil and monitoring change of electrical parameters in electroosmosis process in real time |
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| CN106841317A true CN106841317A (en) | 2017-06-13 |
| CN106841317B CN106841317B (en) | 2023-03-17 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108562518A (en) * | 2018-02-12 | 2018-09-21 | 浙江大学 | A kind of device and method for studying heavy metal ion traveling locus in the Polluted Soil that electric osmose is handled |
| CN109425838A (en) * | 2017-08-30 | 2019-03-05 | 杭州渗源环境科技有限公司 | A kind of electric osmose dehydration electrical parameter monitoring system and its monitoring method |
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| CN108562518A (en) * | 2018-02-12 | 2018-09-21 | 浙江大学 | A kind of device and method for studying heavy metal ion traveling locus in the Polluted Soil that electric osmose is handled |
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| CN106841317B (en) | 2023-03-17 |
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