CN104007239A - Automatic online measurement system and method for high-concentration ions - Google Patents
Automatic online measurement system and method for high-concentration ions Download PDFInfo
- Publication number
- CN104007239A CN104007239A CN201410259395.7A CN201410259395A CN104007239A CN 104007239 A CN104007239 A CN 104007239A CN 201410259395 A CN201410259395 A CN 201410259395A CN 104007239 A CN104007239 A CN 104007239A
- Authority
- CN
- China
- Prior art keywords
- unit
- constant volume
- measured
- container
- solution
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Abstract
The invention provides an automatic online measurement system and method for high-concentration ions. The system comprises a volume metering unit, a diluting unit, a dilution water supplying unit, a fluid drainage unit, an online ion analyzer and a measurement and control unit. The method comprises the steps that sampling is performed, and volume metering is performed on a solution to be measured through the volume metering unit; a first valve is opened, so that the solution to be measured in the volume metering unit after volume metering is drained into the diluting unit; the dilution water supplying unit supplies water to the volume metering unit so that the volume metering unit can be washed, and washing fluid obtained through washing enters the diluting unit; after the surface of the fluid in the dilution container calms down, the fluid level is measured through a fluid level sensor; the dilute solution in the dilution container is placed into a fluid storage container; the concentration of the ions to be measured in the dilute solution is measured through the online ion analyzer; the concentration of the ions to be measured in the solution to be measured is acquired through the measurement and control unit. The automatic online measurement system and method have the advantages that measurement accuracy is high, the concentration measurement range is wide, and the system and method can adapt to solutions under the working conditions of high temperature, high corrosivity and easy crystallization.
Description
Technical field
The present invention relates to liquid on-line analysis technical field, specifically, relate to a kind of method that a kind of high concentration ion (for example, sodium at high concentration ion) automatic on-line detecting system and automatic on-line detect solution middle and high concentration ion.
Background technology
In commercial production, due to the needs of technology controlling and process, often need to know the real-time concentration of liquid intermediate ion (for example, sodion), the concentration of liquid middle and high concentration ion especially, for example, the ion concentration under high temperature in liquid.
For example, take sodion as example, the analytical instrument that is generally used for trace in liquid or Determination of Trace Sodium Ion is more, but for the measurement of sodium at high concentration ion, is a great problem.Existing Na ion concentration in-line analyzer, maximum range can be surveyed 10g/l, for the sodion solution of higher concentration, can not measure.
Summary of the invention
The object of the invention is to solve that prior art exists such as at least one in above-mentioned deficiency.
For example, one of object of the present invention is to provide ion concentration automatic on-line detecting system and detection method thereof, especially a kind of high concentration ion (for example, metallic ion) automatic on-line detecting system and detection method thereof.
An aspect of of the present present invention provides a kind of high concentration ion automatic on-line detecting system.Described high concentration ion automatic on-line detecting system comprises constant volume unit, dilution unit, dilution water feed unit, discharge opeing unit, ion in-line analyzer and measurement and control unit, wherein, constant volume unit comprises constant volume container and the first valve that is arranged on the endpiece of constant volume container, and constant volume container can draw the volume that enters solution to be measured wherein; Dilution unit comprises cut-back tank, be arranged on the liquid level sensor in cut-back tank and be arranged on the second valve of the endpiece of cut-back tank, and cut-back tank is communicated with the endpiece of constant volume container; Dilution water feed unit comprises water inlet pipe and be arranged on the 3rd valve on water inlet pipe, and the water side of water inlet pipe is communicated with the water inlet of constant volume container or is communicated with water inlet and the dilution unit of constant volume container respectively; Discharge opeing unit comprises storage liquid container, and storage liquid container is used for the dilute solution that stores to go out from second valve door row; Dilute solution after ion in-line analyzer mixes for analysis to measure storage liquid container, and provide the concentration for the treatment of measured ion in dilute solution; Measurement and control unit comprises Control Component, data acquisition assembly and data handling component, Control Component is for controlling opening or closing of the first valve, the second valve and the 3rd valve, data acquisition assembly is for gathering liquid level data and the given dilute solution ion concentration to be measured of ion in-line analyzer of the drawn liquor capacity to be measured of constant volume container, liquid level sensor, and the data that data handling component gathers according to data acquisition assembly calculate the concentration of solution middle and high concentration ion to be measured.
Another aspect of the present invention provides a kind of high concentration ion automatic on-line detection method.Described method can realize by high concentration ion automatic on-line detecting system as above.Described automatic on-line detection method can comprise the following steps of carrying out successively: sample and use constant volume unit to carry out constant volume to solution to be measured; Open the first valve the solution to be measured after constant volume in constant volume unit is entered to dilution unit; By dilution water feed unit, in constant volume unit, provide water to rinse constant volume unit, rinse the washing fluid obtaining and enter dilution unit; After liquid level calmness in container to be diluted, by liquid level sensor, record liquid level; Dilute solution in cut-back tank is put to storage liquid container; By ion in-line analyzer, measure the concentration for the treatment of measured ion in dilute solution; By measurement and control unit, draw the concentration for the treatment of measured ion in solution to be measured.
Compared with prior art, beneficial effect of the present invention comprises: have good measurement accuracy; Can measure the ion concentration in high concentration ion solution, that is, measure concentration range wide; Can measure thering is the solution of the character such as high temperature, highly corrosive, easy crystallization.
Accompanying drawing explanation
By the description of carrying out below in conjunction with accompanying drawing, above and other object of the present invention and feature will become apparent, wherein:
Fig. 1 shows the structural representation of an exemplary embodiment of high concentration ion automatic on-line detecting system of the present invention;
Fig. 2 shows the structural representation of the constant volume container in Fig. 1;
Fig. 3 shows the testing process schematic diagram of an exemplary embodiment of high concentration ion automatic on-line detection method of the present invention.
Main description of reference numerals is as follows:
1-ball valve, 2-water container, 3-the first solenoid valve, 4-constant volume container, 5-attemperator, 6-pinch valve, 7-liquid level sensor, 8-cut-back tank, 9-the second solenoid valve, 10-sodion in-line analyzer stopple coupon, 11-stores liquid container, 12-the 3rd solenoid valve, 13-waste liquid recovery tube, 14-storage liquid container run-down pipe, 15-cut-back tank run-down pipe, 16-micro air pump, 16 '-tracheae, 17-constant volume container run-down pipe, 18-stopple coupon, 19-peristaltic pump, 20-water container run-down pipe, 21-constant volume container water inlet, 22-constant volume container injection port, 23-constant volume container overflow vent, and 24-constant volume container liquid outlet.
Embodiment
Hereinafter, in connection with exemplary embodiment, describe high concentration ion automatic on-line detecting system of the present invention and method in detail.
In one exemplary embodiment of the present invention, high concentration ion automatic on-line detecting system can comprise constant volume unit, dilution unit, dilution water feed unit, discharge opeing unit, ion in-line analyzer and measurement and control unit.
Wherein, constant volume unit comprises constant volume container and the first valve that is arranged on the endpiece of constant volume container, and constant volume container can carry out accurate constant volume to enter the volume of the solution to be measured in it by sampling,, can draw the volume that enters the solution to be measured in it that is.
Dilution unit comprises cut-back tank, be arranged on the liquid level sensor in cut-back tank and be arranged on the second valve of the endpiece of cut-back tank, and cut-back tank is communicated with the endpiece of constant volume container, thereby can be from receiving the solution to be measured constant volume.
Dilution water feed unit comprises water inlet pipe and is arranged on the 3rd valve on water inlet pipe, the water side of water inlet pipe is communicated with the water inlet of constant volume container, water in water inlet pipe (for example, deionized water or distilled water etc.) constant volume container after flushable constant volume, rinses the washing fluid forming and enters cut-back tank by the second valve; Or the water side of water inlet pipe also can be communicated with water inlet and the dilution unit of constant volume container respectively, the constant volume container after flushable constant volume enter subsequently cut-back tank not only of the water in water inlet pipe like this, and can directly enter cut-back tank.
Discharge opeing unit comprises stores liquid container and evenly mixing device, and storage liquid container is used for the dilute solution that stores to go out from second valve door row, and evenly mixing device is used for the dilute solution of storage liquid container to mix, thereby can effectively guarantee the accuracy of measurement.
Dilute solution after ion in-line analyzer mixes for analysis to measure storage liquid container, and provide the concentration for the treatment of measured ion in dilute solution.
Measurement and control unit comprises Control Component, data acquisition assembly and data handling component, Control Component is for controlling opening or closing of the first valve, the second valve and the 3rd valve, Control Component also can be controlled the startup of evenly mixing device and stop, data acquisition assembly is for gathering liquid level data and the given dilute solution ion concentration to be measured of ion in-line analyzer of the drawn liquor capacity to be measured of constant volume container, liquid level sensor, and the data that data handling component gathers according to data acquisition assembly calculate the concentration of solution middle and high concentration ion to be measured.
In another exemplary embodiment of the present invention, high concentration ion automatic on-line detecting system also can comprise solution feed unit to be measured on above-mentioned basis.Solution feed unit to be measured comprises stopple coupon and is arranged on stopple coupon and can be along the peristaltic pump of positive dirction and counter-rotation, and stopple coupon is communicated with the injection port of constant volume container.The Control Component of measurement and control unit can be controlled peristaltic pump and for example, rotates or stop realizing sampling along positive dirction (, clockwise direction).Meanwhile, the Control Component of measurement and control unit also can be controlled peristaltic pump and (for example, counterclockwise) rotate, liquid residual in stopple coupon can be discharged from the liquid feeding end of stopple coupon like this along in the other direction.
In another exemplary embodiment of the present invention, high concentration ion automatic on-line detecting system also can wrap heating and thermal insulation unit on above-mentioned basis.Heating and thermal insulation unit is arranged on constant volume outside of containers so that constant volume container is heated and to be incubated, thereby can prevent easy crystallization solution Crystallization Plugging pipeline at low temperatures.
Take below the detection of sodium at high concentration solion is illustrated to an exemplary embodiment of automatic on-line detecting system of the present invention as example.
As depicted in figs. 1 and 2, in one exemplary embodiment of the present invention, sodium at high concentration ion automatic on-line detecting system comprises dilution water feed unit, solution feed unit to be measured, constant volume unit, dilution unit, discharge opeing unit, sodion in-line analyzer and measurement and control unit.
Wherein, dilution water feed unit comprises ball valve 1, water container 2, feed pipe and is arranged on the first solenoid valve 3 on this feed pipe, the first solenoid valve 3 import termination water container 2 lower ends, endpiece is placed in constant volume container water inlet 21 (as shown in Figure 2) by flexible pipe, for feeding dilution water and constant volume unit is rinsed to dilution unit.Water container 2 can be provided with water container run-down pipe 20.
Solution feed unit to be measured comprises stopple coupon 18 and is arranged on the peristaltic pump 19 on this stopple coupon 18, one end of this stopple coupon 18 is communicated with solution to be measured, its other end is communicated with constant volume unit, thereby the rotation by peristaltic pump 19 with predetermined direction feeds solution to be measured in constant volume unit, and peristaltic pump 19, when the counter-rotation to predetermined direction, can be discharged liquid residual in stopple coupon 18 from its one end.
Constant volume unit for example, by constant volume container 4 (, constant volume bottle) and be arranged on pinch valve 6 formations under it.In this exemplary embodiment, constant volume container 4 structural representations as shown in Figure 2, which is provided with constant volume container water inlet 21, injection port 22, overflow vent 23 and liquid outlet 24, and shape is tubulose.Overflow vent 23 is positioned at injection port 22 lower ends, and during sampling, unnecessary liquid order flows out from overflow vent 23 and constant volume container run-down pipe 17, thereby has guaranteed the accuracy of sampling.
Dilution unit for example, consists of cut-back tank 8 (, dilution bottle), liquid level sensor 7 and the second solenoid valve 9 of being arranged on cut-back tank 8 lower ends.Cut-back tank 8 can be received solution to be measured or the washing fluid of discharging from constant volume container liquid outlet 24.
Liquid level sensor 7 is arranged in cut-back tank 8, and liquid level sensor 7 can be measured the liquid level in cut-back tank 8 in real time.Cut-back tank 8 is provided with cut-back tank run-down pipe 15.
Discharge opeing unit consists of the 3rd solenoid valve 12 of storing liquid container 11 and be arranged under this storage liquid container 11, storage liquid container 11 is positioned at cut-back tank 8 belows, for storing the liquid after dilution and providing analysis sample to sodion in-line analyzer, remaining liq enters waste liquid recovery tube 13 by the 3rd solenoid valve 12.Sodion in-line analyzer samples by the sodion in-line analyzer stopple coupon 10 stretching in storage liquid container 11.Storage liquid container 11 is provided with storage liquid container run-down pipe 14.
Measurement and control unit comprises power supply, TT&C software, computing machine, multifunctional data acquisition card, relay interface board, analog signal output module (not shown) etc.Computing machine is connected with dilution water feed unit, solution feed unit to be measured, constant volume unit, dilution unit, discharge opeing unit and sodion in-line analyzer by multifunctional data acquisition card and relay interface board, implements to measure and control.Specifically, the liquid level data that measurement and control unit records according to liquid level sensor 7 calculates the volume of the rear solution of dilution, the volume of the solution to be measured obtaining according to constant volume container 4 again (for example, water is measured the constant volume of constant volume container in advance), thereby the dilution ratio of calculating; The concentration of sodion in the dilute solution recording in conjunction with sodion in-line analyzer subsequently, by calculating, draws the Na ion concentration in solution example to be measured, thereby has realized the online automatic detection to Na ion concentration in sodium at high concentration solion.
In this exemplary embodiment, evenly mixing device comprise micro air pump 16 and tracheae 16 ', wherein, tracheae 16 ' will store liquid container 11 to be communicated with micro air pump 16.
In this exemplary embodiment, attemperator 5 comprises asbestos, heating tape and the protective sleeve that is arranged on constant volume outside of containers.Attemperator can heat and be incubated constant volume container 4, thereby can prevent because of easy crystallization solution crystallization blocking pipeline.
For example, the first solenoid valve 3 adopts 24V through type water valve, and the second solenoid valve 9 and the 3rd solenoid valve 12 adopt 24V teflon solenoid valve, peristaltic pump 19 models are BT100-2J, pump head YZ1515x, and band interface is controlled, evenly mixing device adopts 24V micro air pump 16, constant volume container 4 structural representations as shown in Figure 2, are with attemperator 5, the about 80ml of constant volume, cut-back tank 8 diameters are 100mm, high 300mm, material is glass, liquid level sensor 7 is high precision magnetostrictive liquid level sensor.Sodion in-line analyzer is the logical ZBADI20031 of Switzerland ten thousand.
For this exemplary embodiment, the dilution ratio scope of its solution to be measured is very wide.For example, dilution ratio scope can be several times to tens times.
In this exemplary embodiment, the sampling of solution to be measured is realized by peristaltic pump 19 and pinch valve 6, therefore, solution to be measured (yet can be described as liquid to be diluted) does not directly contact with drive disk assembly, greatly expanded the usable range of this detection system of the present invention, for example, for example, for the solution under bad working environments (, high temperature, highly corrosive, easy crystallization etc.) condition all applicable.
In another exemplary embodiment of the present invention, high concentration ion automatic on-line detection method can realize by following steps: sample and use constant volume unit to carry out constant volume to solution to be measured; Open the first valve the solution to be measured after constant volume in constant volume unit is entered to dilution unit; By dilution water feed unit, in constant volume unit, provide water to rinse constant volume unit, rinse the washing fluid obtaining and enter dilution unit; After liquid level calmness in container to be diluted, by liquid level sensor, record liquid level; Dilute solution in cut-back tank is put to storage liquid container, and with evenly mixing device, dilute solution is mixed; By ion in-line analyzer, measure the concentration for the treatment of measured ion in dilute solution; By measurement and control unit, draw the concentration for the treatment of measured ion in solution to be measured.
In one exemplary embodiment of the present invention, described automatic on-line detection method also can comprise on above-mentioned basis: in constant volume step, by heating and thermal insulation unit, the solution to be measured in constant volume container is heated and is incubated.
In one exemplary embodiment of the present invention, the peristaltic pump that sampling procedure is controlled solution feed unit to be measured by measurement and control unit is realized sampling.
Certainly, high concentration ion automatic on-line detection method of the present invention can periodic cycle be measured, and only need before measuring, the dilute solution in storage liquid container be discharged, and cut-back tank, storage liquid container etc. is cleaned.That is to say, automatic on-line detecting system of the present invention also can comprise the cleaning device for cut-back tank, storage liquid container etc. is cleaned.Certainly, also can realize by dilution water feedway the function of cleaning device.
Below for example, to high-temperature high concentration sodion solution, (, temperature is the Na that 85～90 ℃, mass concentration are 20～100g/l
2sO
4solution) detection is the exemplary embodiment that example illustrates automatic on-line detection method of the present invention.
As shown in Figure 3, in one exemplary embodiment, the mode that adopts intermittent sampling, circulation to measure is carried out, and measuring period, the present embodiment can be set to 10 minutes measuring period by measurement and control unit program setting.In a sense cycle, its detecting step is as follows:
(1) amount that, feed in advance a certain amount of dilution water in cut-back tank 8, feeds dilution water is determined by dilution ratio;
(2), sampling constant volume.Peristaltic pump 19 presses sample prescription to rotating certain hour to the interior liquid of constant volume container 4 from overflow vent 23 overflows (the concrete time is according to settings such as stopple coupon length, size, sampling amounts), then by sampling counter-rotation certain hour so that the interior liquid of emptying stopple coupon 18;
(3), the good solution to be measured of constant volume is put into cut-back tank 8, open the first solenoid valve 3, constant volume container 4 is rinsed, washing fluid enters cut-back tank 8;
(4), after cut-back tank 8 liquid level calmness, carry out level gauging, calculate dilution ratio;
(5), by dilution after liquid put to storage liquid container 11, open micro air pump 16 it mixed;
(6), sodion in-line analyzer is measured from 11 samplings of storage liquid container;
(7), sodion in-line analyzer measurement result is sent to measurement and control unit, measurement and control unit, according to this result and dilution ratio, calculates the Na ion concentration of actual fluid to be measured;
(8), record measurement result and show, output control signals to PLC, finish a measuring period.
In next measuring period, repeat the step of above-mentioned (1) to (8).
To sum up, for method and system of the present invention, owing to adopting constant volume mode to sample, and with high-accuracy liquid level sensor, measure the liquid level of dilution, make dilution ratio there is degree of precision, and systematic survey scope is greatly improved.In addition, in the situation that sampling air mix facilities adopts the devices such as peristaltic pump, pinch valve, the present invention can be adapted to the solution concentration of the bad working environments conditions such as high temperature, highly corrosive, easy crystallization to measure, thereby can greatly expand usable range of the present invention.
Although described the present invention with exemplary embodiment by reference to the accompanying drawings above, those of ordinary skills should be clear, in the situation that do not depart from the spirit and scope of claim, can carry out various modifications to above-described embodiment.
Claims (10)
1. a high concentration ion automatic on-line detecting system, is characterized in that, described high concentration ion automatic on-line detecting system comprises constant volume unit, dilution unit, dilution water feed unit, discharge opeing unit, ion in-line analyzer and measurement and control unit, wherein,
Constant volume unit comprises constant volume container and the first valve that is arranged on the endpiece of constant volume container, and constant volume container can draw the volume that enters solution to be measured wherein;
Dilution unit comprises cut-back tank, be arranged on the liquid level sensor in cut-back tank and be arranged on the second valve of the endpiece of cut-back tank, and cut-back tank is communicated with the endpiece of constant volume container;
Dilution water feed unit comprises water inlet pipe and be arranged on the 3rd valve on water inlet pipe, and the water side of water inlet pipe is communicated with the water inlet of constant volume container or is communicated with water inlet and the dilution unit of constant volume container respectively;
Discharge opeing unit comprises storage liquid container, and storage liquid container is used for the dilute solution that stores to go out from second valve door row;
Dilute solution after ion in-line analyzer mixes for analysis to measure storage liquid container, and provide the concentration for the treatment of measured ion in dilute solution;
Measurement and control unit comprises Control Component, data acquisition assembly and data handling component, Control Component is for controlling opening or closing of the first valve, the second valve and the 3rd valve, data acquisition assembly is for gathering liquid level data and the given dilute solution ion concentration to be measured of ion in-line analyzer of the drawn liquor capacity to be measured of constant volume container, liquid level sensor, and the data that data handling component gathers according to data acquisition assembly calculate the concentration of solution middle and high concentration ion to be measured.
2. high concentration ion automatic on-line detecting system according to claim 1, it is characterized in that, described high concentration ion automatic on-line detecting system also comprises solution feed unit to be measured, described solution feed unit to be measured comprises stopple coupon and is arranged on stopple coupon and can be along the peristaltic pump of positive dirction and counter-rotation, and stopple coupon is communicated with the injection port of constant volume container.
3. high concentration ion automatic on-line detecting system according to claim 1, it is characterized in that, described high concentration ion automatic on-line detecting system also comprises heating and thermal insulation unit, and described heating and thermal insulation unit is arranged on constant volume outside of containers so that constant volume container is heated and to be incubated.
4. high concentration ion automatic on-line detecting system according to claim 1, is characterized in that, described constant volume container, cut-back tank and storage liquid container are provided with overflow vent.
5. high concentration ion automatic on-line detecting system according to claim 1, is characterized in that, described high concentration ion automatic on-line detecting system also comprises evenly mixing device, and described evenly mixing device is for mixing the dilute solution of storage liquid container.
6. a high concentration ion automatic on-line detection method, is characterized in that, described method realizes by the high concentration ion automatic on-line detecting system as described in any one in claim 1 to 5.
7. high concentration ion automatic on-line detection method according to claim 6, is characterized in that, described automatic on-line detection method comprises the following steps of carrying out successively:
Sample and use constant volume unit to carry out constant volume to solution to be measured;
Open the first valve the solution to be measured after constant volume in constant volume unit is entered to dilution unit;
By dilution water feed unit, in constant volume unit, provide water to rinse constant volume unit, rinse the washing fluid obtaining and enter dilution unit;
After liquid level calmness in container to be diluted, by liquid level sensor, record liquid level;
Dilute solution in cut-back tank is put to storage liquid container;
By ion in-line analyzer, measure the concentration for the treatment of measured ion in dilute solution;
By measurement and control unit, draw the concentration for the treatment of measured ion in solution to be measured.
8. high concentration ion automatic on-line detection method according to claim 7, is characterized in that, described automatic on-line detection method also comprises: in described constant volume step, by heating and thermal insulation unit, the solution to be measured in constant volume container is heated and is incubated.
9. high concentration ion automatic on-line detection method according to claim 7, is characterized in that, described method mixes with the dilute solution that evenly mixing device makes to store in liquid container before also comprising the step of measuring ion concentration to be measured in dilute solution.
10. high concentration ion automatic on-line detection method according to claim 7, is characterized in that, the peristaltic pump that described sampling procedure is controlled solution feed unit to be measured by measurement and control unit is realized sampling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410259395.7A CN104007239B (en) | 2014-06-12 | 2014-06-12 | A kind of high concentration ion automatic on-line detecting system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410259395.7A CN104007239B (en) | 2014-06-12 | 2014-06-12 | A kind of high concentration ion automatic on-line detecting system and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104007239A true CN104007239A (en) | 2014-08-27 |
| CN104007239B CN104007239B (en) | 2016-01-27 |
Family
ID=51367993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410259395.7A Active CN104007239B (en) | 2014-06-12 | 2014-06-12 | A kind of high concentration ion automatic on-line detecting system and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104007239B (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104694891A (en) * | 2015-03-24 | 2015-06-10 | 京东方科技集团股份有限公司 | Deionized water supply device |
| CN105334287A (en) * | 2015-12-03 | 2016-02-17 | 唐山三友集团兴达化纤有限公司 | On-line automatic analyzing device and method for spinning bath components |
| CN107894452A (en) * | 2017-11-01 | 2018-04-10 | 河海大学 | A kind of online ion concentration sensor maintained automatically |
| CN109827960A (en) * | 2019-02-21 | 2019-05-31 | 华东交通大学 | A kind of earth solution image collecting device and method |
| CN112525788A (en) * | 2020-12-01 | 2021-03-19 | 广微(中山)智能科技有限公司 | Probe for detecting particle concentration and particle size in high-concentration particle solution |
| CN112816615A (en) * | 2021-01-07 | 2021-05-18 | 沈阳力创环保科技有限公司 | Chloride ion detector and chloride ion detection method |
| CN112834688A (en) * | 2021-01-07 | 2021-05-25 | 南京力创环境科技有限公司 | Calcium hardness detector and calcium hardness detection method |
| CN115025701A (en) * | 2019-05-21 | 2022-09-09 | 迈克医疗电子有限公司 | Liquid preparation device and method with cleaning function and analyzer system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101000291A (en) * | 2006-12-29 | 2007-07-18 | 王健 | Optical continuous water quality analytical system |
| CN201364291Y (en) * | 2008-12-18 | 2009-12-16 | 杭州鼎利环保科技有限公司 | On-line constant-volume diluter |
| CN102401834A (en) * | 2011-04-26 | 2012-04-04 | 中南大学 | Multi-channel on-line sampling and sample introducing method for high-temperature high-thickness liquid material |
| CN203132902U (en) * | 2013-02-22 | 2013-08-14 | 攀钢集团攀枝花钢铁研究院有限公司 | Online automatic liquid sampling and diluting device |
| CN103399163A (en) * | 2013-08-15 | 2013-11-20 | 四川大学 | Online phosphorus and fluorine content measuring analyzer |
-
2014
- 2014-06-12 CN CN201410259395.7A patent/CN104007239B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101000291A (en) * | 2006-12-29 | 2007-07-18 | 王健 | Optical continuous water quality analytical system |
| CN201364291Y (en) * | 2008-12-18 | 2009-12-16 | 杭州鼎利环保科技有限公司 | On-line constant-volume diluter |
| CN102401834A (en) * | 2011-04-26 | 2012-04-04 | 中南大学 | Multi-channel on-line sampling and sample introducing method for high-temperature high-thickness liquid material |
| CN203132902U (en) * | 2013-02-22 | 2013-08-14 | 攀钢集团攀枝花钢铁研究院有限公司 | Online automatic liquid sampling and diluting device |
| CN103399163A (en) * | 2013-08-15 | 2013-11-20 | 四川大学 | Online phosphorus and fluorine content measuring analyzer |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104694891A (en) * | 2015-03-24 | 2015-06-10 | 京东方科技集团股份有限公司 | Deionized water supply device |
| CN105334287A (en) * | 2015-12-03 | 2016-02-17 | 唐山三友集团兴达化纤有限公司 | On-line automatic analyzing device and method for spinning bath components |
| CN105334287B (en) * | 2015-12-03 | 2017-12-29 | 唐山三友集团兴达化纤有限公司 | A kind of method that spinning bath composition is analyzed with online automatic analysing apparatus |
| CN107894452A (en) * | 2017-11-01 | 2018-04-10 | 河海大学 | A kind of online ion concentration sensor maintained automatically |
| CN109827960A (en) * | 2019-02-21 | 2019-05-31 | 华东交通大学 | A kind of earth solution image collecting device and method |
| CN115025701A (en) * | 2019-05-21 | 2022-09-09 | 迈克医疗电子有限公司 | Liquid preparation device and method with cleaning function and analyzer system |
| CN112525788A (en) * | 2020-12-01 | 2021-03-19 | 广微(中山)智能科技有限公司 | Probe for detecting particle concentration and particle size in high-concentration particle solution |
| CN112816615A (en) * | 2021-01-07 | 2021-05-18 | 沈阳力创环保科技有限公司 | Chloride ion detector and chloride ion detection method |
| CN112834688A (en) * | 2021-01-07 | 2021-05-25 | 南京力创环境科技有限公司 | Calcium hardness detector and calcium hardness detection method |
| CN112816615B (en) * | 2021-01-07 | 2023-06-20 | 沈阳力创环保科技有限公司 | Chloride ion detector and chloride ion detection method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104007239B (en) | 2016-01-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104007239B (en) | A kind of high concentration ion automatic on-line detecting system and method | |
| CN109633117B (en) | A kind of dynamic quality control system of monitoring water quality on line equipment | |
| CN202092927U (en) | Automatic kinematic viscosity tester | |
| CN203941133U (en) | Ammonia content on-line monitoring system in a kind of boiler water of electric power plant | |
| CN105527397A (en) | Intelligent gel based Pb2<+> microfluidics detection chip and detection method for Pb2<+> in water sample | |
| CN206223771U (en) | A kind of seawater total alkalinity on-line monitoring system | |
| CN108051037A (en) | A kind of syringe pump flow calibrating device and calibration method | |
| CN203275349U (en) | Ammonia nitrogen concentration water quality analyzer | |
| CN203132902U (en) | Online automatic liquid sampling and diluting device | |
| CN105319205B (en) | The automatic rapid detection method of chloride ion and system and application in a kind of Power Plant Water Vapor | |
| CN108896629B (en) | Three-point flow type calibration device and method for sodium ion concentration meter | |
| CN102375073B (en) | Fully automatic fluorine analyzer and analytical method thereof | |
| CN210647485U (en) | Automatic cleaning device for online detection pH meter | |
| CN203324140U (en) | Device for detecting agent-adding modification effect of crude oil | |
| CN215866401U (en) | Quick-response online continuous sulfur trioxide measurement system | |
| CN106053537A (en) | Developing solution concentration monitoring system and developing solution concentration monitoring method | |
| CN109765275B (en) | Method and device for rapidly detecting hydrogen sulfide content of crude oil on line outdoors | |
| CN101308115A (en) | Continuous annealing oven ammonia on-line testing device and method of use | |
| CN215492001U (en) | Nozzle flow calibrating device | |
| CN111174098A (en) | Flow path system of water quality analyzer and accurate quantification method | |
| CN110006893A (en) | A kind of on-line automatic measuring method of silane zirconium concentration | |
| CN212904728U (en) | On-line full-automatic titration analysis system | |
| CN108362610A (en) | A kind of density that can be self-cleaning and pH value accurate measuring systems and measurement method | |
| CN207114256U (en) | Sample liquid definite value sampling apparatus | |
| CN201852718U (en) | Fully-automatic middle-segment quantitative liquid sampling device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |