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Temperature-controllable salt solution resistivity testing device and method

A test device and salt solution technology, applied in the direction of measurement device, measurement of resistance/reactance/impedance, measurement of electrical variables, etc., can solve problems such as error in test results, and achieve the effect of reducing influence, reducing error, and accurately controlling temperature

Pending Publication Date: 2022-05-10
CHINA THREE GORGES UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Existing test equipment lacks accurate control of temperature, and is mostly based on one test pool size, so there will inevitably be some errors in the test results

Method used

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  • Temperature-controllable salt solution resistivity testing device and method
  • Temperature-controllable salt solution resistivity testing device and method
  • Temperature-controllable salt solution resistivity testing device and method

Examples

Experimental program
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Embodiment 1

[0035] see Figure 1-4 , a temperature-controllable salt solution resistivity testing device, which includes a constant temperature pool 1, a heating plate 23 is installed at the bottom of the constant temperature pool 1, a first temperature sensor 6 is installed in the constant temperature pool 1, and a quick connection on the heating plate 23 The plug 15 and the first temperature sensor 6 are connected with the temperature controller 10; the first test pool 2, the second test pool 3 and the third test pool 4 with three different lengths are installed in the described constant temperature pool 1, and each test pool has a A second temperature sensor 7, a liquid injection pipe 8 and an exhaust pipe 9 are respectively arranged; electrodes 21 are respectively installed at the two ends of the first test pool 2, the second test pool 3 and the third test pool 4, and the electrodes 21 Installed on the test pool cover 22; the second temperature sensor 7 on the first test pool 2, the s...

Embodiment 2

[0043] The method for carrying out the resistivity test using the temperature-controllable salt solution resistivity test device may further comprise the steps:

[0044] Step 1, first open the liquid injection pipe 8 and the exhaust pipe 9 on the first test pool 2, the second test pool 3 and the third test pool 4, and inject the saline solution 20 to be tested into the first test pool 2, the second test pool 4 by using a syringe. The second test pool 3 and the third test pool 4 remove the air through the exhaust pipe 9, so that the saline solution is filled with the test pool;

[0045] Step 2: Select the type of constant temperature liquid 19 according to the preset temperature of the saline solution 20 to be tested, then open the liquid injection hole 16 and the exhaust hole 17 on the constant temperature pool 1, and inject the constant temperature liquid 19 from the liquid injection hole 16 into the constant temperature pool 1. The final liquid level needs to be submerged in...

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Abstract

The invention provides a temperature-controllable salt solution resistivity testing device and method. The temperature-controllable salt solution resistivity testing device comprises a constant-temperature pool, a heating plate is mounted at the bottom of the constant-temperature pool, a first temperature sensor is mounted in the constant-temperature pool, and a quick plug on the heating plate and the first temperature sensor are connected with a temperature controller; a first test pool, a second test pool and a third test pool which are different in length are mounted in the constant-temperature pool, and each test pool is provided with a second temperature sensor, a liquid injection pipe and an exhaust pipe; electrodes are respectively mounted at two ends of the first test pool, the second test pool and the third test pool, and are mounted on test pool outer covers; the device is suitable for measuring the resistivity of the salt solution at different temperatures, realizes integration of accurate adjustment and measurement of the temperature of the salt solution, is convenient to operate and maintain, and can improve the accuracy of a measurement result.

Description

technical field [0001] The invention relates to the technical field of electrical measuring and testing devices, in particular to a temperature-controllable salt solution resistivity testing device and method. Background technique [0002] The resistivity of salt solution is an important parameter to measure its conductive characteristics. This value is related to the accuracy of theoretical calculations and numerical simulation results of current conduction, electric field distribution and current density distribution in related electromagnetic models. It is an important parameter for electromagnetic analysis involving salt solution. essential physical parameters. In actual work, the temperature of the salt solution will gradually increase due to the influence of the current, and temperature is an important factor affecting the resistivity of the salt solution. To clarify the resistivity values ​​of the salt solution at different temperatures is related to the accuracy of t...

Claims

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Application Information

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IPC IPC(8): G01R27/02
CPCG01R27/02
Inventor 赵鹏徐港王青王旋
Owner CHINA THREE GORGES UNIV