CN110095331A - A kind of the experiment pretreatment unit and preprocess method of unused resin - Google Patents
A kind of the experiment pretreatment unit and preprocess method of unused resin Download PDFInfo
- Publication number
- CN110095331A CN110095331A CN201810083605.XA CN201810083605A CN110095331A CN 110095331 A CN110095331 A CN 110095331A CN 201810083605 A CN201810083605 A CN 201810083605A CN 110095331 A CN110095331 A CN 110095331A
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- resin
- cleaning
- pretreatment unit
- unused
- waste liquid
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J39/00—Cation exchange; Use of material as cation exchangers; Treatment of material for improving the cation exchange properties
- B01J39/08—Use of material as cation exchangers; Treatment of material for improving the cation exchange properties
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J41/00—Anion exchange; Use of material as anion exchangers; Treatment of material for improving the anion exchange properties
- B01J41/08—Use of material as anion exchangers; Treatment of material for improving the anion exchange properties
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/34—Purifying; Cleaning
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- Chemical Kinetics & Catalysis (AREA)
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- Life Sciences & Earth Sciences (AREA)
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- Molecular Biology (AREA)
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- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
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- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention belongs to Radwastes treatment technical fields, are related to the experiment pretreatment unit and preprocess method of a kind of unused resin.The pretreatment unit includes cleaning solution storage system, resin cleaning system, waste collection analysis system and the pipeline for being sequentially connected them, the cleaning solution storage system is used to store the deionized water of cleaning resin, bronsted lowry acids and bases bronsted lowry solution, and is supplied to the resin cleaning system；The resin cleaning system is for cleaning the unused resin；The waste collection analysis system is used to collect the waste liquid that the resin cleaning system cleaning unused resin generates, and analyzes the waste liquid.Using the experiment pretreatment unit and preprocess method of unused resin of the invention, when resin is not used in the same model for the radioactive spent resin that can be loaded in pretreatment substitution HIC, processing capacity is higher, and treatment process is more convenient.
Description
Technical field
The invention belongs to Radwastes treatment technical fields, are related to a kind of experiment pretreatment unit of unused resin
And preprocess method.
Background technique
The high whole container (HDPE-HIC, abbreviation HIC) of high density polyethylene (HDPE) processed by high-density polyethylene material rotational moulding and
At with very high chemical stability, thermal stability, resistance to biological degradability and radiation-resistant property.HIC is used in nuclear power plant
Load radioactive spent resin.Since the radioactive spent resin of HIC filling has radioactivity, it is not easy directly to take and carries out relevant grind
Study carefully, therefore laboratory research often replaces the radioactive spent resin disposed in HIC to carry out with the not used resin of same model
Laboratory substitution studies.It is every carrying out since not used resin often contains a small amount of low polymer and some inorganic impurities
It needs to pre-process resin before experiment, and the experiment substitution amount of resin of research is more, therefore needs a kind of processing capacity
Considerable experiment resin pretreatment unit and method.
Summary of the invention
Primary and foremost purpose of the invention is to provide a kind of experiment pretreatment unit of unused resin, can pre-process
When resin is not used in the same model of the radioactive spent resin loaded in substitution HIC, processing capacity is higher, and treatment process is more just
It is prompt.
In order to achieve this, the present invention provides a kind of pre- place of experiment of unused resin in the embodiment on basis
Device is managed, the pretreatment unit includes cleaning solution storage system, resin cleaning system, waste collection analysis system and successively
Their pipeline is connected,
The cleaning solution storage system is used to store the deionized water of cleaning resin, bronsted lowry acids and bases bronsted lowry solution, and they are mentioned
The supply resin cleaning system；
The resin cleaning system is for cleaning the unused resin；
The waste collection analysis system is used to collect the resin cleaning system cleaning unused resin
The waste liquid of generation, and the waste liquid is analyzed.
In a preferred embodiment, the present invention provides a kind of experiment pretreatment unit of unused resin,
Described in cleaning solution storage system be made of three water tanks, be respectively used to storage deionized water, bronsted lowry acids and bases bronsted lowry solution.
In a kind of more preferred embodiment, the present invention provides a kind of experiment pretreatment dress of unused resin
It sets, wherein the pretreatment unit further includes four-way valve, the connection cleaning solution storage system and described is set
On the pipeline of resin cleaning system, four ends are separately connected storage deionized water, acid solution, the water tank of aqueous slkali and resin cleaning system
System.
In a preferred embodiment, the present invention provides a kind of experiment pretreatment unit of unused resin,
Described in resin cleaning system be organic glass exchange column.
In a kind of more preferred embodiment, the present invention provides a kind of experiment pretreatment dress of unused resin
It sets, wherein the bottom of the organic glass exchange column is equipped with micropore sand core.
In a preferred embodiment, the present invention provides a kind of experiment pretreatment unit of unused resin,
Described in waste collection analysis system include the waste collection tank that is connected to each other and effluent analysis system, be respectively used to collect clear
It washes waste liquid and cleaning waste liquid is analyzed.
The method for being used to pre-process unused resin a second object of the present invention is to provide aforementioned pretreatment unit, with energy
When resin is not used in the same model of enough radioactive spent resins loaded in pretreatment substitution HIC, processing capacity is higher, processes
Cheng Gengjia is convenient.
In order to achieve this, the present invention provides aforementioned pretreatment unit for pre-processing not in the embodiment on basis
Using the method for resin, include the following steps:
(1) the unused resin is packed into the resin cleaning system；
(2) by the unused resin washing flow by the deionized water stored in the cleaning solution storage system,
Acid or aqueous slkali are respectively supplied to the cleaning that the resin cleaning system carries out the unused resin；
(3) clean endpoint is judged according to the result of the waste collection analysis system effluent analysis and terminates cleaning.
In a preferred embodiment, the present invention provides aforementioned pretreatment unit for pre-processing unused resin
Method, wherein the unused resin is the same of the radioactive spent resin loaded in the high whole container of substitution high density polyethylene (HDPE)
Resin is not used in model.
In a preferred embodiment, the present invention provides aforementioned pretreatment unit for pre-processing unused resin
Method, wherein cleaning flow velocity is 20-40ml/min, the body of water, the cleaning of bronsted lowry acids and bases bronsted lowry the solution unused resin in step (2)
Product is respectively 6-10 times that resin volume is not used.
In a preferred embodiment, the present invention provides aforementioned pretreatment unit for pre-processing unused resin
Method, wherein in step (3) clean endpoint the judgment method is as follows: the waste liquid collected of the waste collection analysis system without visible
Impurity, clear；In waste liquid be added instructions phenolphthalein solution after show it is colourless or be added methyl orange indicator solution after show yellow.
The beneficial effects of the present invention are experiment pretreatment units and pretreatment using unused resin of the invention
When resin is not used in the same model of method, the radioactive spent resin that can be loaded in pretreatment substitution HIC, processing capacity is more
Height, treatment process are more convenient.
Preprocess method provided by the invention matches well with pretreatment unit, can quickly carry out the pre- place of multiple groups resin
Reason, improves work efficiency, reduces work load, therefore simple, convenient, practical.
In addition, apparatus and method of the present invention is not limited to the pretreatment of the substitution resin of radioactive spent resin, also fit
Pretreatment for ordinary resin.
Detailed description of the invention
Fig. 1 is the experiment of the illustrative unused resin of the invention composition figure of pretreatment unit.
Fig. 2 is that the illustrative pretreatment unit using Fig. 1 carries out that the pretreated method flow diagram of resin is not used.
Specific embodiment
A specific embodiment of the invention is further illustrated below in conjunction with attached drawing.
The experiment pretreatment unit of illustrative unused resin of the invention as shown in Figure 1, include clear from top to bottom
Washing lotion storage system, resin cleaning system, waste collection analysis system, the pipeline for being sequentially connected above three system, valve 4,
Four-way valve 5, micropore sand core 7.
Cleaning solution storage system stores 3 groups of water tank by deionized water storage water tank 1, hydrochloric acid storage water tank 2, sodium hydroxide
At it is molten that they store the deionized water for being supplied to resin cleaning system, 1mol/L hydrochloric acid solution and 1mol/L sodium hydroxide respectively
Liquid.
Resin cleaning system is cylindrical organic glass exchange column 6, (is filled for being fitted into unused resin 8 to substitute in HIC
Resin is not used in the same model for the radioactive spent resin filled out) it is cleaned.The bottom of organic glass exchange column 6 is equipped with micropore sand core
7, for barrier resins, (acid, alkali deionized water and some fine impurities for cleaning resin can be set by micropore sand core 7
Rouge cannot pass through micropore sand core 7).
Deionized water storage water tank 1 is arranged in valve 4, hydrochloric acid stores water tank 2, the lower section of sodium hydroxide storage water tank 3 goes out
Mouth line connection, and on connection resin cleaning system and the pipeline of waste collection analysis system.The setting of four-way valve 5 is connecting
On the pipeline of cleaning solution storage system and resin cleaning system, four ends are separately connected deionized water storage water tank 1, hydrochloric acid storage water
Case 2, sodium hydroxide storage water tank 3 and resin cleaning system.
Waste collection analysis system includes the waste collection tank 9 being connected to each other and effluent analysis system 11, is respectively used to receive
Collection cleans waste liquid and analyzes cleaning waste liquid.The bottom of waste collection tank 9 is provided with drain liquid taking port 10.
The experiment of the unused resin of the invention of above-mentioned example illustratively pre-process not with pretreatment unit
Using the method flow of resin as shown in Fig. 2, specifically comprising the following steps.
(1) deionized water storage water tank 1, hydrochloric acid storage water tank 2, sodium hydroxide storage water tank 3 are filled corresponding clear respectively
Washing lotion；
(2) it is fitted into organic glass exchange column 6 and resin 8 is not used (to substitute the radioactive spent resin loaded in HIC
Resin is not used with model)；
(3) by corrosion resistant pipeline, valve 4, four-way valve 5 will equipped be not used resin 8 organic glass exchange column 6 with
Cleaning solution storage system is connected with waste collection analysis system；
(4) after device is connected and stopped leakage in the roof, the valve 4 and four-way valve 5 of deionized water storage water tank 1 is opened, tune is passed through
Valve is saved, cleans deionized water to unused resin 8 with the rate of 30mL/min, cleans liquid level always in cleaning process
It is higher by resin layer about 1cm, and guarantees that bubble-free in 8 layers of resin is not used, deionized water dosage is the body of 8 times of unused resins 8
Product；
(5) cleaning solution is passed through according to the type of processing resin by flow velocity, dosage and the relevant treatment requirement in step (4)
Valve 4, the four-way valve 5 of relevant water tank are opened, close and adjusted to storage system, carries out acid-water-to unused resin 8
The cleaning of alkali-water (strong acid or weak base resinoid) or alkali-water-acid-water (weak acid or highly basic resinoid)；
(6) appropriate cleaning waste liquid is taken from waste collection tank 9 by drain liquid taking port 10, with phenolphthalein (strong acid or weak base class
Resin, terminal colour be it is colourless) or methyl orange (weak acid or highly basic resinoid, terminal colour are yellow) indicator solution come determine cleaning
Terminal；
(7) pretreated resin will be completed to take out from organic glass exchange column 6 for use.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
Mind and range.If in this way, belonging to the model of the claims in the present invention and its equivalent technology to these modifications and changes of the present invention
Within enclosing, then the present invention is also intended to include these modifications and variations.Above-described embodiment or embodiment are only to the present invention
For example, the present invention can also be implemented with other ad hoc fashions or other particular form, without departing from of the invention
Main idea or substantive characteristics.Therefore, the embodiment of description is regarded as illustrative and non-limiting in any way.This
The range of invention should be illustrated that any variation equivalent with the intention and range of claim also should include by appended claims
Within the scope of the invention.
Claims (10)
1. a kind of experiment pretreatment unit of unused resin, which is characterized in that the pretreatment unit includes cleaning solution
Storage system, resin cleaning system, waste collection analysis system and the pipeline for being sequentially connected them,
The cleaning solution storage system is used to store the deionized water of cleaning resin, bronsted lowry acids and bases bronsted lowry solution, and is supplied to
The resin cleaning system；
The resin cleaning system is for cleaning the unused resin；
The waste collection analysis system is used to collect the resin cleaning system cleaning unused resin and generates
Waste liquid, and the waste liquid is analyzed.
2. pretreatment unit according to claim 1, it is characterised in that: the cleaning solution storage system is by three water tanks
Composition is respectively used to storage deionized water, bronsted lowry acids and bases bronsted lowry solution.
3. pretreatment unit according to claim 2, it is characterised in that: the pretreatment unit further includes four-way valve,
On its pipeline that the connection cleaning solution storage system and the resin cleaning system is arranged in, four ends are separately connected storage
Deionized water, acid solution, the water tank of aqueous slkali and resin cleaning system.
4. pretreatment unit according to claim 1, it is characterised in that: the resin cleaning system is organic glass friendship
Change column.
5. pretreatment unit according to claim 4, it is characterised in that: the bottom of the organic glass exchange column is equipped with
Micropore sand core.
6. pretreatment unit according to claim 1, it is characterised in that: the waste collection analysis system includes each other
The waste collection tank and effluent analysis system of connection are respectively used to collect cleaning waste liquid and analyze cleaning waste liquid.
7. the method that pretreatment unit described in -6 any one is used to pre-process unused resin according to claim 1, special
Sign is that the method includes the following steps:
(1) the unused resin is packed into the resin cleaning system；
(2) by the unused resin washing flow by the deionized water stored in the cleaning solution storage system, acid or
Aqueous slkali is respectively supplied to the cleaning that the resin cleaning system carries out the unused resin；
(3) clean endpoint is judged according to the result of the waste collection analysis system effluent analysis and terminates cleaning.
8. according to the method described in claim 7, it is characterized by: the unused resin is that substitution high density polyethylene (HDPE) is high
Resin is not used in the same model of the radioactive spent resin loaded in whole container.
9. according to the method described in claim 7, it is characterized by: cleaning flow velocity is 20-40ml/min, water, acid in step (2)
The volume of the unused resin is respectively 6-10 times that resin volume is not used with aqueous slkali cleaning.
10. the method according to the description of claim 7 is characterized in that clean endpoint is the judgment method is as follows: described in step (3)
Waste collection analysis system collect waste liquid without visible foreign, clear；Or it is shown after instructions phenolphthalein solution is added in waste liquid
Yellow is shown after showing colourless or addition methyl orange indicator solution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810083605.XA CN110095331A (en) | 2018-01-29 | 2018-01-29 | A kind of the experiment pretreatment unit and preprocess method of unused resin |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810083605.XA CN110095331A (en) | 2018-01-29 | 2018-01-29 | A kind of the experiment pretreatment unit and preprocess method of unused resin |
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| Publication Number | Publication Date |
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| CN110095331A true CN110095331A (en) | 2019-08-06 |
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| CN201810083605.XA Pending CN110095331A (en) | 2018-01-29 | 2018-01-29 | A kind of the experiment pretreatment unit and preprocess method of unused resin |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112485273A (en) * | 2020-11-11 | 2021-03-12 | 苏州热工研究院有限公司 | Collecting device and detection method for radioactive iron in water body |
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| CN205506774U (en) * | 2016-03-01 | 2016-08-24 | 中国石油化工股份有限公司 | Duolite device of survey sulfonic acid group content |
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Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006341181A (en) * | 2005-06-08 | 2006-12-21 | Sasakura Engineering Co Ltd | Fluoric acid waste liquid treating device and its method |
| CN1762991A (en) * | 2005-10-08 | 2006-04-26 | 天津大学 | Adsorption treating method for resinifying sulfonated waste acid in DSD acid production |
| CN101694459A (en) * | 2009-10-19 | 2010-04-14 | 山东大学 | Pre-separation testing method for residual aluminum with different components in feedwater treatment |
| CN102285704A (en) * | 2010-07-30 | 2011-12-21 | 深圳东江华瑞科技有限公司 | Ion exchange resin arsenic removal method for acidic etching liquid, resin regeneration method and treatment system thereof |
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| CN103230892A (en) * | 2013-04-07 | 2013-08-07 | 北京工业大学 | Self-cleaning system for hydrophilicity and hydrophobicity analysis resin and cleaning method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112485273A (en) * | 2020-11-11 | 2021-03-12 | 苏州热工研究院有限公司 | Collecting device and detection method for radioactive iron in water body |
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