SU1684724A1

SU1684724A1 - Liquid media conductivity meter

Info

Publication number: SU1684724A1
Application number: SU894709336A
Authority: SU
Inventors: Валерий Иванович Веревкин; Валерий Александрович Быстров; Валерий Аронович Дегтярь; Моисей Яковлевич Минцис
Original assignee: Сибирский металлургический институт им.Серго Орджоникидзе
Priority date: 1989-06-26
Filing date: 1989-06-26
Publication date: 1991-10-15

Abstract

Изобретение относитс к измерительной технике, в частности к устройствам дл измерени удельной электропроводности жидких сред, в том числе в их локальных объемах Целью изобретени вл етс обеспечение ичме- рений в услови х действи стороннего источника тока, а также расширение функциональных возможностей путем измерени удельной плотности тока Устройство содержит диэлектрическую трубку 1, токовые электроды 2 и 3, изол ционную прокладку 4, внутренний 7 и два наружных 5 и 6 измерительных электрода , переменный резистор 9, подключенный через регистратор 8 к токовым электродам, однотипные регистраторы 10, 11. Особенностью устройства вл етс создание электрической цепи между токовыми электродами 2, 3, регулировкой силы тока в которой добиваютс совпадени плотностей тока снаружи и внутри трубки 1 , 1 ил., (ЛThe invention relates to a measurement technique, in particular, devices for measuring the electrical conductivity of liquid media, including in their local volumes. The purpose of the invention is to provide measurements under conditions of an external current source, as well as expanding the functionality by measuring the specific current density. The device contains a dielectric tube 1, current electrodes 2 and 3, an insulating gasket 4, an internal 7 and two external 5 and 6 measuring electrodes, a variable resistor 9 connected 8 minutes after the registrar to current electrodes, the same type of recorders 10, 11. A feature of the device is to provide an electrical circuit between the current electrodes 2, 3 by adjusting the current in which the current densities dobivayuts matching between the outside and inside of the tube 1, 1-yl. (A

Description

соединен с первым и вторым измеритель- полажены снаружи диэлектрической трубными электродами, перва клемма второго регистратора напр жений соединена с третьим измерительным электродом , перва клемма регистратора тока соединена с первым токовым электродом , первый и второй токовые и третий измерительный электроды соответствен20connected to the first and second gauges outside the dielectric tube electrodes, the first terminal of the second voltage recorder is connected to the third measuring electrode, the first terminal of the current recorder is connected to the first current electrode, the first and second current and third measuring electrodes respectively 20

ки соответственно под вторым токовым и третьим измерительным электродами, втора клемма регистратора тока соединена через переменный резистор со вторым токовым электродом, который соединен со второй клеммой второго регистратора напр жений„ki, respectively, under the second current and third measuring electrodes, the second terminal of the current recorder is connected via a variable resistor to the second current electrode, which is connected to the second terminal of the second voltage recorder „

Claims

Claim

A device for measuring the electrical conductivity of a liquid medium containing a dielectric tube, first, second and third measuring electrodes, first and second current electrodes, first and second voltage recorders, a current recorder, the first voltage recorder connected to the first and second measuring electrodes, the first terminal of the second the voltage recorder is connected to the third measuring electrode, the first terminal of the current recorder is connected to the first current electrode, the first and second current and third measuring The integral electrodes are respectively located inside the dielectric tube along its length, and it is worth noting that, in order to ensure measurement under the action of a 5-sided current source and to expand the functionality, a variable resistor is introduced into it and dielectric spacer, the first and ^ 0 second current electrodes are made in the form of disks, wherein the dielectric spacer is located between the first and second current electrodes, the first and second measuring electrodes are located outside the dielectric tube respectively, under the second current and third measuring electrodes, the second terminal of the current recorder is connected via a variable resistor to the 20 second current electrode, which is connected to the second terminal of the second voltage recorder ..