CN206440610U - A kind of nonequilibrium kinetics reaction system absorbance online testing device - Google Patents
A kind of nonequilibrium kinetics reaction system absorbance online testing device Download PDFInfo
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- CN206440610U CN206440610U CN201720056188.0U CN201720056188U CN206440610U CN 206440610 U CN206440610 U CN 206440610U CN 201720056188 U CN201720056188 U CN 201720056188U CN 206440610 U CN206440610 U CN 206440610U
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- mixing apparatus
- testing device
- dynamic
- reagent container
- dynamic test
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Abstract
The utility model discloses a kind of nonequilibrium kinetics reaction system absorbance online testing device, the online testing device includes CSTR reactors, reagent container, peristaltic pump, dynamic test pre-mixing apparatus, cuvette and ultraviolet specrophotometer, CSTR reactors are connected conducting by pipeline with the arrival end that dynamic tests pre-mixing apparatus respectively with reagent container, pipeline is provided with peristaltic pump, developer in non-equilibrium dynamic response liquid and reagent container that peristaltic pump produces CSTR reactors simultaneously is pumped into dynamic test pre-mixing apparatus, cuvette is placed in inside ultraviolet specrophotometer, tube at one end is connected with the port of export of dynamic test pre-mixing apparatus, the conduit other end is located inside cuvette, the reaction solution tested exports to outside by discharging tube.The utility model can determine the absorbance of Non-equilibrium system and obtain real-time concentration so as to calculate, and error is small.
Description
Technical field
The utility model is related to a kind of device by determining the online absorbance of Non-equilibrium system immediately.
Background technology
The step of determining absorbance usually first prepares a series of standard liquid, and mark is drawn by determining its absorbance
Directrix curve.Then the absorbance of solution to be measured is determined, the concentration of solution to be measured is determined by its position on standard curve.
But for nonequilibrium kinetics system, system status is continually changing with the time, it is desirable to the real-time concentration of material in capture system,
The absorbance in METHOD FOR CONTINUOUS DETERMINATION tested systems is needed, manually operated time-consuming many, system has changed during sampling and testing, causes production
Raw error, or even mistake.
Utility model content
In view of this, the utility model provides a kind of nonequilibrium kinetics reaction system absorbance online testing device,
Real-time continuous test concentrations can be obtained so as to calculate with the real-time absorbance of METHOD FOR CONTINUOUS DETERMINATION Non-equilibrium system, precision is high.
The device includes CSTR reactors, reagent container, peristaltic pump, dynamic test pre-mixing apparatus, cuvette and ultraviolet
Spectrophotometer；
The CSTR reactors, which have, is equipped with developer in the charging aperture and discharging opening of reaction solution, reagent container, CSTR is anti-
Device is answered to be connected conducting with the arrival end that dynamic tests pre-mixing apparatus by pipeline respectively with reagent container, the pipeline is provided with
Developer in peristaltic pump, non-equilibrium dynamic response liquid and reagent container that peristaltic pump produces CSTR reactors simultaneously is pumped into
In dynamic test pre-mixing apparatus, cuvette is placed in inside ultraviolet specrophotometer, tube at one end and dynamic test pre-mixing apparatus
The port of export is connected, and the conduit other end is located inside cuvette, and the reaction solution tested exports to outside by discharging tube.
Further, the dynamic test pre-mixing apparatus is provided with volume regulating valve.
Further, it is provided with agitator in the dynamic test pre-mixing apparatus.
Beneficial effect：
1. compared with prior art, the utility model can be with the absorbance of on-line determination Non-equilibrium system, and precision is high.
2. the utility model is by adjusting the volume of dynamic test pre-mixing apparatus or entering dynamic by peristaltic pump regulation
The flow velocity tested before pre-mixing apparatus, so as to reach the developing time required for experiment, and can meet different in different tests show
The color time.
3. being provided with agitator in the utility model pre-mixing apparatus, the swinging of signal caused by mixing is uneven can be avoided, is surveyed
Examination is inaccurate.
Brief description of the drawings
Accompanying drawing is integrated connection schematic diagram of the present utility model.
Wherein, 1-CSTR reactors, 2- reagent containers, 3- peristaltic pumps, 4- ultraviolet specrophotometers, dynamically test is pre- by 5-
Mixing device, 6- agitators, 7- volume regulating valves, 8- cuvettes.
Embodiment
With reference to the accompanying drawings and examples, the utility model is described in detail.
The utility model provides a kind of nonequilibrium kinetics reaction system absorbance online testing device, as illustrated,
The online testing device includes CSTR reactors 1, the container 2 of developer, peristaltic pump 3, dynamic test pre-mixing apparatus 5, cuvette
8th, ultraviolet specrophotometer 4, volume regulating valve 7 and agitator 6.
CSTR reactors 1 are continuous-stirring reactor system, are a kind of dynamic analog devices, for producing non-equilibrium dynamic
Reaction solution, CSTR reactors 1, which have, is equipped with developer, CSTR reactors in the charging aperture and discharging opening of reaction solution, reagent container 2
1 is connected conducting by pipeline with the arrival end that dynamic tests pre-mixing apparatus 5 respectively with reagent container 2, and the pipeline is provided with
Peristaltic pump 3, peristaltic pump 3 is a multi-channel pump, can be connected simultaneously with multiple pipelines.Peristaltic pump 3 simultaneously produces CSTR reactors 1
Developer in raw non-equilibrium dynamic response liquid and reagent container 2 is pumped into dynamic test pre-mixing apparatus 5, and cuvette 8 is put
Inside ultraviolet specrophotometer 4, tube at one end is connected with the port of export of dynamic test pre-mixing apparatus 5, and the other end is located at colorimetric
Inside ware 8, the reaction solution tested exports to outside by discharging tube.Volume regulation is installed on dynamic test pre-mixing apparatus 5
Valve 7 is used for adjusting the volume of mixture in dynamic test pre-mixing apparatus 5, sets agitator 6 to make in dynamically test pre-mixing apparatus 5
Reaction solution is mixed with developer and is more uniformly distributed.
Illustrate the course of work in conjunction with specific embodiments：Determine M in certain non-equilibrium solution+The concentration of ion, first, does
Go out an absorbance on M+Ion concentration (CM +) standard curve, then obtain the relational expression of absorbance and ion concentration, i.e.,
Abs=b+a*CM +, in formula, Abs is absorbance, CM +For ion concentration, a, b are absorbance on M+Ion concentration (CM +) mark
The coefficient value of directrix curve.
Then, peristaltic pump 3 will be aobvious in the non-equilibrium dynamic response liquid and reagent container 2 that are produced in CSTR reactors 1
Toner, which is persistently drawn through pipeline and is sent in dynamic test pre-mixing apparatus 5, to be reacted, can be with according to the length of developing time
Reaction solution is controlled to enter the dynamic flow velocity tested before pre-mixing apparatus 5 and by volume regulating valve 7 with developer by peristaltic pump 3
On scale adjust the cumulative volume of mixture, so as to up to the developing time required for reaction, adjust the cumulative volume of mixture
Complementary effect is played with regulation flow velocity.The continuously stirring of agitator 6 makes reaction solution mix with developer to be more uniformly distributed, instead
Liquid after answering is flowed via a conduit by the port of export of dynamic test pre-mixing apparatus 5 to be placed in inside ultraviolet specrophotometer 4
In cuvette 8, the absorbance of tested reaction solution is measured in real time online by ultraviolet specrophotometer 4, substitute into Abs=b+a*CM +Formula
In, so as to calculate M in reaction solution+The real-time concentration of ion, the reaction solution tested exports to outside by discharging tube, and this is
The process of one on-line continuous test, thus obtains a real-time concentration curve on non-equilibrium Dynamic ion.
In summary, preferred embodiment of the present utility model is these are only, is not intended to limit of the present utility model
Protection domain.It is all it is of the present utility model spirit and principle within, any modification, equivalent substitution and improvements made etc. all should be wrapped
It is contained within protection domain of the present utility model.
Claims (3)
1. a kind of nonequilibrium kinetics reaction system absorbance online testing device, it is characterised in that the online testing device bag
Include CSTR reactors, reagent container, peristaltic pump, dynamic test pre-mixing apparatus, cuvette and ultraviolet specrophotometer；
The CSTR reactors, which have, is equipped with developer, CSTR reactors in the charging aperture and discharging opening of reaction solution, reagent container
Conducting is connected with the arrival end that dynamic tests pre-mixing apparatus by pipeline respectively with reagent container, the pipeline is provided with wriggling
Developer in pump, non-equilibrium dynamic response liquid and reagent container that peristaltic pump produces CSTR reactors simultaneously is pumped into dynamic
Test in pre-mixing apparatus, cuvette is placed in inside ultraviolet specrophotometer, the outlet of tube at one end and dynamic test pre-mixing apparatus
End connection, the conduit other end is located inside cuvette, and the reaction solution tested exports to outside by discharging tube.
2. nonequilibrium kinetics reaction system absorbance online testing device as claimed in claim 1, it is characterised in that described
Dynamic test pre-mixing apparatus is provided with volume regulating valve.
3. nonequilibrium kinetics reaction system absorbance online testing device as claimed in claim 1, it is characterised in that described
Agitator is provided with dynamic test pre-mixing apparatus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720056188.0U CN206440610U (en) | 2017-01-18 | 2017-01-18 | A kind of nonequilibrium kinetics reaction system absorbance online testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720056188.0U CN206440610U (en) | 2017-01-18 | 2017-01-18 | A kind of nonequilibrium kinetics reaction system absorbance online testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206440610U true CN206440610U (en) | 2017-08-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720056188.0U Expired - Fee Related CN206440610U (en) | 2017-01-18 | 2017-01-18 | A kind of nonequilibrium kinetics reaction system absorbance online testing device |
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| CN (1) | CN206440610U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110261628A (en) * | 2019-07-08 | 2019-09-20 | 东华理工大学 | A kind of online Absorbency Test platform and its test method of adsorbent material |
-
2017
- 2017-01-18 CN CN201720056188.0U patent/CN206440610U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110261628A (en) * | 2019-07-08 | 2019-09-20 | 东华理工大学 | A kind of online Absorbency Test platform and its test method of adsorbent material |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170825 Termination date: 20190118 |
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| CF01 | Termination of patent right due to non-payment of annual fee |